| File: | Source/WebKit/WebProcess/WebPage/ios/WebPageIOS.mm |
| Warning: | line 2593, column 15 Local variable 'cachedImage' is uncounted and unsafe |
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| 1 | /* |
| 2 | * Copyright (C) 2012-2025 Apple Inc. All rights reserved. |
| 3 | * Copyright (C) 2026 Samuel Weinig <sam@webkit.org> |
| 4 | * |
| 5 | * Redistribution and use in source and binary forms, with or without |
| 6 | * modification, are permitted provided that the following conditions |
| 7 | * are met: |
| 8 | * 1. Redistributions of source code must retain the above copyright |
| 9 | * notice, this list of conditions and the following disclaimer. |
| 10 | * 2. Redistributions in binary form must reproduce the above copyright |
| 11 | * notice, this list of conditions and the following disclaimer in the |
| 12 | * documentation and/or other materials provided with the distribution. |
| 13 | * |
| 14 | * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' |
| 15 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
| 16 | * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| 17 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS |
| 18 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 19 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 20 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 21 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| 22 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 23 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
| 24 | * THE POSSIBILITY OF SUCH DAMAGE. |
| 25 | */ |
| 26 | |
| 27 | #import "config.h" |
| 28 | #import "WebPage.h" |
| 29 | |
| 30 | #if PLATFORM(IOS_FAMILY)(defined 1 && 1) |
| 31 | |
| 32 | #import "DocumentEditingContext.h" |
| 33 | #import "DragInitiationResult.h" |
| 34 | #import "DrawingArea.h" |
| 35 | #import "EditingRange.h" |
| 36 | #import "EditorState.h" |
| 37 | #import "InteractionInformationAtPosition.h" |
| 38 | #import "KeyEventInterpretationContext.h" |
| 39 | #import "Logging.h" |
| 40 | #import "MessageSenderInlines.h" |
| 41 | #import "NativeWebKeyboardEvent.h" |
| 42 | #import "PDFPluginBase.h" |
| 43 | #import "PluginView.h" |
| 44 | #import "PrintInfo.h" |
| 45 | #import "RemoteLayerTreeDrawingArea.h" |
| 46 | #import "RemoteRenderingBackendProxy.h" |
| 47 | #import "RemoteScrollingCoordinator.h" |
| 48 | #import "RemoteSnapshotRecorderProxy.h" |
| 49 | #import "RemoteWebTouchEvent.h" |
| 50 | #import "RevealItem.h" |
| 51 | #import "SandboxUtilities.h" |
| 52 | #import "ShareableBitmapUtilities.h" |
| 53 | #import "SharedBufferReference.h" |
| 54 | #import "SyntheticEditingCommandType.h" |
| 55 | #import "TapHandlingResult.h" |
| 56 | #import "TextCheckingControllerProxy.h" |
| 57 | #import "UIKitSPI.h" |
| 58 | #import "UnifiedPDFPlugin.h" |
| 59 | #import "UserData.h" |
| 60 | #import "ViewGestureGeometryCollector.h" |
| 61 | #import "VisibleContentRectUpdateInfo.h" |
| 62 | #import "WKAccessibilityWebPageObjectIOS.h" |
| 63 | #import "WebAutocorrectionContext.h" |
| 64 | #import "WebAutocorrectionData.h" |
| 65 | #import "WebChromeClient.h" |
| 66 | #import "WebEventConversion.h" |
| 67 | #import "WebFrame.h" |
| 68 | #import "WebImage.h" |
| 69 | #import "WebPageInternals.h" |
| 70 | #import "WebPageMessages.h" |
| 71 | #import "WebPageProxyMessages.h" |
| 72 | #import "WebPreviewLoaderClient.h" |
| 73 | #import "WebProcess.h" |
| 74 | #import "WebTouchEvent.h" |
| 75 | #import <CoreText/CTFont.h> |
| 76 | #import <WebCore/AXObjectCache.h> |
| 77 | #import <WebCore/AXRemoteTokenIOS.h> |
| 78 | #import <WebCore/AccessibilityObject.h> |
| 79 | #import <WebCore/Autofill.h> |
| 80 | #import <WebCore/AutofillElements.h> |
| 81 | #import <WebCore/BoundaryPointInlines.h> |
| 82 | #import <WebCore/Chrome.h> |
| 83 | #import <WebCore/ContainerNodeInlines.h> |
| 84 | #import <WebCore/ContentChangeObserver.h> |
| 85 | #import <WebCore/DOMTimerHoldingTank.h> |
| 86 | #import <WebCore/DataDetection.h> |
| 87 | #import <WebCore/DataDetectionResultsStorage.h> |
| 88 | #import <WebCore/DiagnosticLoggingClient.h> |
| 89 | #import <WebCore/DiagnosticLoggingKeys.h> |
| 90 | #import <WebCore/DocumentLoader.h> |
| 91 | #import <WebCore/DocumentMarkerController.h> |
| 92 | #import <WebCore/DocumentMarkers.h> |
| 93 | #import <WebCore/DocumentQuirks.h> |
| 94 | #import <WebCore/DragController.h> |
| 95 | #import <WebCore/EditingHTMLConverter.h> |
| 96 | #import <WebCore/EditingInlines.h> |
| 97 | #import <WebCore/Editor.h> |
| 98 | #import <WebCore/EditorClient.h> |
| 99 | #import <WebCore/Element.h> |
| 100 | #import <WebCore/ElementAncestorIteratorInlines.h> |
| 101 | #import <WebCore/ElementAnimationContext.h> |
| 102 | #import <WebCore/EventHandler.h> |
| 103 | #import <WebCore/EventNames.h> |
| 104 | #import <WebCore/EventTargetInlines.h> |
| 105 | #import <WebCore/File.h> |
| 106 | #import <WebCore/FloatQuad.h> |
| 107 | #import <WebCore/FrameDestructionObserverInlines.h> |
| 108 | #import <WebCore/FocusController.h> |
| 109 | #import <WebCore/FocusControllerTypes.h> |
| 110 | #import <WebCore/FontCache.h> |
| 111 | #import <WebCore/FontCacheCoreText.h> |
| 112 | #import <WebCore/GeometryUtilities.h> |
| 113 | #import <WebCore/GraphicsLayer.h> |
| 114 | #import <WebCore/HTMLAreaElement.h> |
| 115 | #import <WebCore/HTMLAttachmentElement.h> |
| 116 | #import <WebCore/HTMLBodyElement.h> |
| 117 | #import <WebCore/HTMLElement.h> |
| 118 | #import <WebCore/HTMLElementTypeHelpers.h> |
| 119 | #import <WebCore/HTMLFormElement.h> |
| 120 | #import <WebCore/HTMLHRElement.h> |
| 121 | #import <WebCore/HTMLIFrameElement.h> |
| 122 | #import <WebCore/HTMLImageElement.h> |
| 123 | #import <WebCore/HTMLInputElement.h> |
| 124 | #import <WebCore/HTMLLabelElement.h> |
| 125 | #import <WebCore/HTMLModelElement.h> |
| 126 | #import <WebCore/HTMLOptGroupElement.h> |
| 127 | #import <WebCore/HTMLOptionElement.h> |
| 128 | #import <WebCore/HTMLPlugInElement.h> |
| 129 | #import <WebCore/HTMLSelectElement.h> |
| 130 | #import <WebCore/HTMLSummaryElement.h> |
| 131 | #import <WebCore/HTMLTextAreaElement.h> |
| 132 | #import <WebCore/HTMLVideoElement.h> |
| 133 | #import <WebCore/HandleUserInputEventResult.h> |
| 134 | #import <WebCore/HistoryItem.h> |
| 135 | #import <WebCore/HitTestResult.h> |
| 136 | #import <WebCore/HitTestSource.h> |
| 137 | #import <WebCore/Image.h> |
| 138 | #import <WebCore/ImageOverlay.h> |
| 139 | #import <WebCore/InputMode.h> |
| 140 | #import <WebCore/KeyboardEvent.h> |
| 141 | #import <WebCore/LibWebRTCProvider.h> |
| 142 | #import <WebCore/LocalDOMWindow.h> |
| 143 | #import <WebCore/LocalFrame.h> |
| 144 | #import <WebCore/LocalFrameLoaderClient.h> |
| 145 | #import <WebCore/LocalFrameView.h> |
| 146 | #import <WebCore/MediaSessionManagerIOS.h> |
| 147 | #import <WebCore/Node.h> |
| 148 | #import <WebCore/NodeInlines.h> |
| 149 | #import <WebCore/NodeList.h> |
| 150 | #import <WebCore/NodeRenderStyle.h> |
| 151 | #import <WebCore/NotImplemented.h> |
| 152 | #import <WebCore/Page.h> |
| 153 | #import <WebCore/PagePasteboardContext.h> |
| 154 | #import <WebCore/Pasteboard.h> |
| 155 | #import <WebCore/PlatformKeyboardEvent.h> |
| 156 | #import <WebCore/PlatformMediaSessionManager.h> |
| 157 | #import <WebCore/PlatformMouseEvent.h> |
| 158 | #import <WebCore/PluginDocument.h> |
| 159 | #import <WebCore/PluginViewBase.h> |
| 160 | #import <WebCore/PointerCaptureController.h> |
| 161 | #import <WebCore/PointerCharacteristics.h> |
| 162 | #import <WebCore/PrintContext.h> |
| 163 | #import <WebCore/Quirks.h> |
| 164 | #import <WebCore/Range.h> |
| 165 | #import <WebCore/RemoteFrame.h> |
| 166 | #import <WebCore/RemoteFrameGeometryTransformer.h> |
| 167 | #import <WebCore/RemoteFrameView.h> |
| 168 | #import <WebCore/RenderBlock.h> |
| 169 | #import <WebCore/RenderBoxInlines.h> |
| 170 | #import <WebCore/RenderImage.h> |
| 171 | #import <WebCore/RenderLayer.h> |
| 172 | #import <WebCore/RenderLayerBacking.h> |
| 173 | #import <WebCore/RenderLayerScrollableArea.h> |
| 174 | #import <WebCore/RenderObjectInlines.h> |
| 175 | #import <WebCore/RenderTheme.h> |
| 176 | #import <WebCore/RenderVideoInlines.h> |
| 177 | #import <WebCore/RenderView.h> |
| 178 | #import <WebCore/RenderedDocumentMarker.h> |
| 179 | #import <WebCore/ScrollableArea.h> |
| 180 | #import <WebCore/Settings.h> |
| 181 | #import <WebCore/ShadowRoot.h> |
| 182 | #import <WebCore/SharedBuffer.h> |
| 183 | #import <WebCore/SharedMemory.h> |
| 184 | #import <WebCore/StylePrimitiveNumericTypes+Evaluation.h> |
| 185 | #import <WebCore/StyleProperties.h> |
| 186 | #import <WebCore/TextIndicator.h> |
| 187 | #import <WebCore/TextIterator.h> |
| 188 | #import <WebCore/UserAgent.h> |
| 189 | #import <WebCore/UserGestureIndicator.h> |
| 190 | #import <WebCore/ViewportArguments.h> |
| 191 | #import <WebCore/VisibleUnits.h> |
| 192 | #import <WebCore/WebEvent.h> |
| 193 | #import <WebCore/WritingSuggestionData.h> |
| 194 | #import <pal/system/ios/UserInterfaceIdiom.h> |
| 195 | #import <wtf/CoroutineUtilities.h> |
| 196 | #import <wtf/MathExtras.h> |
| 197 | #import <wtf/MemoryPressureHandler.h> |
| 198 | #import <wtf/RuntimeApplicationChecks.h> |
| 199 | #import <wtf/Scope.h> |
| 200 | #import <wtf/SetForScope.h> |
| 201 | #import <wtf/cocoa/Entitlements.h> |
| 202 | #import <wtf/cocoa/SpanCocoa.h> |
| 203 | #import <wtf/text/MakeString.h> |
| 204 | #import <wtf/text/StringToIntegerConversion.h> |
| 205 | #import <wtf/text/TextBreakIterator.h> |
| 206 | #import <wtf/text/TextStream.h> |
| 207 | #import <wtf/text/WTFString.h> |
| 208 | |
| 209 | #if ENABLE(ATTACHMENT_ELEMENT)(defined 1 && 1) |
| 210 | #import <WebCore/PromisedAttachmentInfo.h> |
| 211 | #endif |
| 212 | |
| 213 | #import <pal/cocoa/RevealSoftLink.h> |
| 214 | |
| 215 | #define WEBPAGE_RELEASE_LOG(channel, fmt, ...) RELEASE_LOG(channel, "%p - WebPage::" fmt, this, ##__VA_ARGS__)clang diagnostic push
clang diagnostic ignored "-Wunknown-warning-option" clang diagnostic ignored "-Wunsafe-buffer-usage" clang diagnostic ignored "-Wunsafe-buffer-usage-in-libc-call" clang diagnostic ignored "-Wunsafe-buffer-usage-in-format-attr-call" [[clang ::suppress]] __extension__({ os_log_t _log_tmp = (WebKit2Logchannel .osLogChannel); os_log_type_t _type_tmp = (OS_LOG_TYPE_DEFAULT ); if (os_log_type_enabled(_log_tmp, _type_tmp)) { __extension__ ({ clang diagnostic push clang diagnostic ignored "-Wvla" clang diagnostic error "-Wformat" _Static_assert(__builtin_constant_p ("%p - WebPage::" fmt), "format/label/description argument must be a string constant" ); __attribute__((section("__TEXT,__oslogstring,cstring_literals" ),internal_linkage)) static const char _os_fmt_str[] __asm("LOS_LOG34" ) = "%p - WebPage::" fmt; uint8_t _Alignas(16) __attribute__( (uninitialized)) _os_fmt_buf[__builtin_os_log_format_buffer_size ("%p - WebPage::" fmt, this, ##__VA_ARGS__)]; _os_log_impl(& __dso_handle, _log_tmp, _type_tmp, _os_fmt_str, (uint8_t *)__builtin_os_log_format (_os_fmt_buf, "%p - WebPage::" fmt, this, ##__VA_ARGS__), (uint32_t )sizeof(_os_fmt_buf)) clang diagnostic pop ; }); } }) clang diagnostic pop |
| 216 | #define WEBPAGE_RELEASE_LOG_ERROR(channel, fmt, ...) RELEASE_LOG_ERROR(channel, "%p - WebPage::" fmt, this, ##__VA_ARGS__)clang diagnostic push
clang diagnostic ignored "-Wunknown-warning-option" clang diagnostic ignored "-Wunsafe-buffer-usage" clang diagnostic ignored "-Wunsafe-buffer-usage-in-libc-call" clang diagnostic ignored "-Wunsafe-buffer-usage-in-format-attr-call" [[clang ::suppress]] __extension__({ os_log_t _log_tmp = (WebKit2Logchannel .osLogChannel); os_log_type_t _type_tmp = OS_LOG_TYPE_ERROR; if (os_log_type_enabled(_log_tmp, _type_tmp)) { __extension__({ clang diagnostic push clang diagnostic ignored "-Wvla" clang diagnostic error "-Wformat" _Static_assert(__builtin_constant_p ("%p - WebPage::" fmt), "format/label/description argument must be a string constant" ); __attribute__((section("__TEXT,__oslogstring,cstring_literals" ),internal_linkage)) static const char _os_fmt_str[] __asm("LOS_LOG35" ) = "%p - WebPage::" fmt; uint8_t _Alignas(16) __attribute__( (uninitialized)) _os_fmt_buf[__builtin_os_log_format_buffer_size ("%p - WebPage::" fmt, this, ##__VA_ARGS__)]; _os_log_error_impl (&__dso_handle, _log_tmp, _type_tmp, _os_fmt_str, (uint8_t *)__builtin_os_log_format(_os_fmt_buf, "%p - WebPage::" fmt, this, ##__VA_ARGS__), (uint32_t)sizeof(_os_fmt_buf)) clang diagnostic pop ; }); } }) clang diagnostic pop |
| 217 | |
| 218 | namespace WebKit { |
| 219 | using namespace WebCore; |
| 220 | |
| 221 | static void adjustCandidateAutocorrectionInFrame(const String& correction, LocalFrame& frame) |
| 222 | { |
| 223 | #if HAVE(AUTOCORRECTION_ENHANCEMENTS)(defined 1 && 1) |
| 224 | auto startPosition = frame.selection().selection().start(); |
| 225 | auto endPosition = frame.selection().selection().end(); |
| 226 | |
| 227 | auto firstPositionInEditableContent = startOfEditableContent(startPosition); |
| 228 | |
| 229 | auto referenceRange = makeSimpleRange(firstPositionInEditableContent, endPosition); |
| 230 | if (!referenceRange) |
| 231 | return; |
| 232 | |
| 233 | auto correctedRange = findPlainText(*referenceRange, correction, { FindOption::Backwards }); |
| 234 | if (correctedRange.collapsed()) |
| 235 | return; |
| 236 | |
| 237 | addMarker(correctedRange, WebCore::DocumentMarkerType::CorrectionIndicator); |
| 238 | #else |
| 239 | UNUSED_PARAM(frame)(void)frame; |
| 240 | #endif |
| 241 | } |
| 242 | |
| 243 | // WebCore stores the page scale factor as float instead of double. When we get a scale from WebCore, |
| 244 | // we need to ignore differences that are within a small rounding error, with enough leeway |
| 245 | // to handle rounding differences that may result from round-tripping through UIScrollView. |
| 246 | bool scalesAreEssentiallyEqual(float a, float b) |
| 247 | { |
| 248 | const auto scaleFactorEpsilon = 0.01f; |
| 249 | return WTF::areEssentiallyEqual(a, b, scaleFactorEpsilon); |
| 250 | } |
| 251 | |
| 252 | void WebPage::platformDetach() |
| 253 | { |
| 254 | [m_mockAccessibilityElement setWebPage:nullptr]; |
| 255 | } |
| 256 | |
| 257 | void WebPage::platformInitializeAccessibility(ShouldInitializeNSAccessibility) |
| 258 | { |
| 259 | m_mockAccessibilityElement = adoptNS([[WKAccessibilityWebPageObject alloc] init]); |
| 260 | [m_mockAccessibilityElement setWebPage:this]; |
| 261 | |
| 262 | RefPtr localMainFrame = protect(*m_page)->localMainFrame(); |
| 263 | if (localMainFrame) |
| 264 | accessibilityTransferRemoteToken(accessibilityRemoteTokenData()); |
| 265 | } |
| 266 | |
| 267 | void WebPage::platformReinitializeAccessibilityToken() |
| 268 | { |
| 269 | RefPtr frame = m_page->focusController().focusedOrMainFrame(); |
| 270 | if (!frame) |
| 271 | return; |
| 272 | |
| 273 | accessibilityTransferRemoteToken(accessibilityRemoteTokenData()); |
| 274 | } |
| 275 | |
| 276 | RetainPtr<NSData> WebPage::accessibilityRemoteTokenData() const |
| 277 | { |
| 278 | return [[[NSUUID UUID] UUIDString] dataUsingEncoding:NSUTF8StringEncoding]; |
| 279 | } |
| 280 | |
| 281 | void WebPage::relayAccessibilityNotification(String&& notificationName, RetainPtr<NSData>&& notificationData) |
| 282 | { |
| 283 | send(Messages::WebPageProxy::RelayAccessibilityNotification(WTF::move(notificationName), span(notificationData.get()))); |
| 284 | } |
| 285 | |
| 286 | void WebPage::relayAriaNotifyNotification(WebCore::AriaNotifyData&& notificationData) |
| 287 | { |
| 288 | send(Messages::WebPageProxy::RelayAriaNotifyNotification(WTF::move(notificationData))); |
| 289 | } |
| 290 | |
| 291 | void WebPage::relayLiveRegionNotification(WebCore::LiveRegionAnnouncementData&& notificationData) |
| 292 | { |
| 293 | send(Messages::WebPageProxy::RelayLiveRegionNotification(WTF::move(notificationData))); |
| 294 | } |
| 295 | |
| 296 | static void computeEditableRootHasContentAndPlainText(const VisibleSelection& selection, EditorState::PostLayoutData& data) |
| 297 | { |
| 298 | data.hasContent = false; |
| 299 | data.hasPlainText = false; |
| 300 | if (!selection.isContentEditable()) |
| 301 | return; |
| 302 | |
| 303 | if (data.selectedTextLength || data.characterAfterSelection || data.characterBeforeSelection || data.twoCharacterBeforeSelection) { |
| 304 | // If any of these variables have been previously set, the editable root must have plain text content, so we can bail from the remainder of the check. |
| 305 | data.hasContent = true; |
| 306 | data.hasPlainText = true; |
| 307 | return; |
| 308 | } |
| 309 | |
| 310 | RefPtr root = selection.rootEditableElement(); |
| 311 | if (!root || editingIgnoresContent(*root)) |
| 312 | return; |
| 313 | |
| 314 | auto startInEditableRoot = firstPositionInNode(*root); |
| 315 | data.hasContent = root->hasChildNodes() && !isEndOfEditableOrNonEditableContent(startInEditableRoot); |
| 316 | if (data.hasContent) { |
| 317 | auto range = makeSimpleRange( |
| 318 | VisiblePosition { startInEditableRoot }, |
| 319 | VisiblePosition { lastPositionInNode(*root) } |
| 320 | ); |
| 321 | data.hasPlainText = range && hasAnyPlainText(*range); |
| 322 | } |
| 323 | } |
| 324 | |
| 325 | bool WebPage::requiresPostLayoutDataForEditorState(const LocalFrame& frame) const |
| 326 | { |
| 327 | // If we have a composition or are using a hardware keyboard then we need to send the full |
| 328 | // editor so that the UIProcess can update UI, including the position of the caret. |
| 329 | bool needsLayout = frame.editor().hasComposition(); |
| 330 | #if !PLATFORM(MACCATALYST)(defined WTF_PLATFORM_MACCATALYST && WTF_PLATFORM_MACCATALYST ) |
| 331 | needsLayout |= m_keyboardIsAttached; |
| 332 | #endif |
| 333 | return needsLayout; |
| 334 | } |
| 335 | |
| 336 | static void convertContentToRootView(const LocalFrameView& view, Vector<SelectionGeometry>& geometries) |
| 337 | { |
| 338 | for (auto& geometry : geometries) |
| 339 | geometry.setQuad(view.contentsToRootView(geometry.quad())); |
| 340 | } |
| 341 | |
| 342 | void WebPage::getPlatformEditorState(LocalFrame& frame, EditorState& result) const |
| 343 | { |
| 344 | getPlatformEditorStateCommon(frame, result); |
| 345 | |
| 346 | if (!result.hasPostLayoutAndVisualData()) |
| 347 | return; |
| 348 | |
| 349 | auto& postLayoutData = *result.postLayoutData; |
| 350 | auto& visualData = *result.visualData; |
| 351 | |
| 352 | Ref view = *frame.view(); |
| 353 | |
| 354 | if (frame.editor().hasComposition()) { |
| 355 | if (auto compositionRange = protect(frame.editor())->compositionRange()) { |
| 356 | visualData.markedTextRects = RenderObject::collectSelectionGeometries(*compositionRange).geometries; |
| 357 | convertContentToRootView(view, visualData.markedTextRects); |
| 358 | |
| 359 | postLayoutData.markedText = plainTextForContext(*compositionRange); |
| 360 | VisibleSelection compositionSelection(*compositionRange); |
| 361 | visualData.markedTextCaretRectAtStart = view->contentsToRootView(compositionSelection.visibleStart().absoluteCaretBounds(nullptr /* insideFixed */)); |
| 362 | visualData.markedTextCaretRectAtEnd = view->contentsToRootView(compositionSelection.visibleEnd().absoluteCaretBounds(nullptr /* insideFixed */)); |
| 363 | } |
| 364 | } |
| 365 | |
| 366 | const auto& selection = frame.selection().selection(); |
| 367 | std::optional<SimpleRange> selectedRange; |
| 368 | postLayoutData.isStableStateUpdate = m_isInStableState; |
| 369 | |
| 370 | if (selection.isCaret()) { |
| 371 | // FIXME: The following check should take into account writing direction. |
| 372 | postLayoutData.isReplaceAllowed = result.isContentEditable && atBoundaryOfGranularity(selection.start(), TextGranularity::WordGranularity, SelectionDirection::Forward); |
| 373 | |
| 374 | selectedRange = wordRangeFromPosition(selection.start()); |
| 375 | postLayoutData.wordAtSelection = plainTextForContext(selectedRange); |
| 376 | |
| 377 | if (selection.isContentEditable()) |
| 378 | charactersAroundPosition(selection.start(), postLayoutData.characterAfterSelection, postLayoutData.characterBeforeSelection, postLayoutData.twoCharacterBeforeSelection); |
| 379 | } else if (selection.isRange()) { |
| 380 | selectedRange = selection.toNormalizedRange(); |
| 381 | String selectedText; |
| 382 | if (selectedRange) { |
| 383 | selectedText = plainTextForDisplay(*selectedRange); |
| 384 | postLayoutData.selectedTextLength = selectedText.length(); |
| 385 | const int maxSelectedTextLength = 200; |
| 386 | postLayoutData.wordAtSelection = selectedText.left(maxSelectedTextLength); |
| 387 | auto findSelectedEditableImageElement = [&] { |
| 388 | RefPtr<HTMLImageElement> foundImage; |
| 389 | if (!result.isContentEditable) |
| 390 | return foundImage; |
| 391 | |
| 392 | for (TextIterator iterator { *selectedRange, { } }; !iterator.atEnd(); iterator.advance()) { |
| 393 | RefPtr imageElement = dynamicDowncast<HTMLImageElement>(iterator.node()); |
| 394 | if (!imageElement) |
| 395 | continue; |
| 396 | |
| 397 | if (foundImage) { |
| 398 | foundImage = nullptr; |
| 399 | break; |
| 400 | } |
| 401 | |
| 402 | foundImage = imageElement; |
| 403 | } |
| 404 | return foundImage; |
| 405 | }; |
| 406 | |
| 407 | if (auto imageElement = findSelectedEditableImageElement()) |
| 408 | postLayoutData.selectedEditableImage = contextForElement(*imageElement); |
| 409 | } |
| 410 | // FIXME: We should disallow replace when the string contains only CJ characters. |
| 411 | postLayoutData.isReplaceAllowed = result.isContentEditable && !result.isInPasswordField && !selectedText.containsOnly<isASCIIWhitespace>(); |
| 412 | } |
| 413 | |
| 414 | #if USE(DICTATION_ALTERNATIVES)(defined 1 && 1) |
| 415 | if (selectedRange) { |
| 416 | auto markers = protect(protect(frame.document())->markers())->markersInRange(*selectedRange, DocumentMarkerType::DictationAlternatives); |
| 417 | postLayoutData.dictationContextsForSelection = WTF::map(markers, [] (auto& marker) { |
| 418 | return std::get<DocumentMarker::DictationData>(marker->data()).context; |
| 419 | }); |
| 420 | } |
| 421 | #endif |
| 422 | |
| 423 | if (!selection.isNone()) { |
| 424 | bool selectionIsEditable = selection.hasEditableStyle(); |
| 425 | if (selectionIsEditable) { |
| 426 | // FIXME: The caret color style should be computed using the selection caret's container |
| 427 | // rather than the focused element. This causes caret colors in editable children to be |
| 428 | // ignored in favor of the editing host's caret color. See: <https://webkit.org/b/229809>. |
| 429 | if (RefPtr editableRoot = selection.rootEditableElement(); editableRoot && editableRoot->renderer()) { |
| 430 | CheckedRef style = protect(editableRoot->renderer())->style(); |
| 431 | postLayoutData.caretColor = CaretBase::computeCaretColor(style, editableRoot.get()); |
| 432 | postLayoutData.hasCaretColorAuto = style->caretColor().isAuto(); |
| 433 | postLayoutData.hasGrammarDocumentMarkers = protect(protect(editableRoot->document())->markers())->hasMarkers(makeRangeSelectingNodeContents(*editableRoot), DocumentMarkerType::Grammar); |
| 434 | } |
| 435 | } |
| 436 | |
| 437 | computeEditableRootHasContentAndPlainText(selection, postLayoutData); |
| 438 | postLayoutData.selectionStartIsAtParagraphBoundary = atBoundaryOfGranularity(selection.visibleStart(), TextGranularity::ParagraphGranularity, SelectionDirection::Backward); |
| 439 | postLayoutData.selectionEndIsAtParagraphBoundary = atBoundaryOfGranularity(selection.visibleEnd(), TextGranularity::ParagraphGranularity, SelectionDirection::Forward); |
| 440 | |
| 441 | bool shouldComputeEnclosingLayerID = [&] { |
| 442 | if (!m_page->settings().selectionHonorsOverflowScrolling()) |
| 443 | return false; |
| 444 | |
| 445 | if (selection.isCaret() && !postLayoutData.hasCaretColorAuto && !postLayoutData.caretColor.isVisible()) |
| 446 | return false; |
| 447 | |
| 448 | return true; |
| 449 | }(); |
| 450 | |
| 451 | if (shouldComputeEnclosingLayerID) |
| 452 | computeEnclosingLayerID(result, selection); |
| 453 | } |
| 454 | } |
| 455 | |
| 456 | void WebPage::platformWillPerformEditingCommand() |
| 457 | { |
| 458 | #if ENABLE(CONTENT_CHANGE_OBSERVER)(defined 1 && 1) |
| 459 | RefPtr frame = m_page->focusController().focusedOrMainFrame(); |
| 460 | if (!frame) |
| 461 | return; |
| 462 | |
| 463 | if (RefPtr document = frame->document()) { |
| 464 | if (CheckedPtr holdingTank = document->domTimerHoldingTankIfExists()) |
| 465 | holdingTank->removeAll(); |
| 466 | } |
| 467 | #endif |
| 468 | } |
| 469 | |
| 470 | FloatSize WebPage::screenSize() const |
| 471 | { |
| 472 | return m_screenSize; |
| 473 | } |
| 474 | |
| 475 | FloatSize WebPage::availableScreenSize() const |
| 476 | { |
| 477 | return m_availableScreenSize; |
| 478 | } |
| 479 | |
| 480 | FloatSize WebPage::overrideScreenSize() const |
| 481 | { |
| 482 | return m_overrideScreenSize; |
| 483 | } |
| 484 | |
| 485 | FloatSize WebPage::overrideAvailableScreenSize() const |
| 486 | { |
| 487 | return m_overrideAvailableScreenSize; |
| 488 | } |
| 489 | |
| 490 | void WebPage::didReceiveMobileDocType(bool isMobileDoctype) |
| 491 | { |
| 492 | m_isMobileDoctype = isMobileDoctype; |
| 493 | resetViewportDefaultConfiguration(m_mainFrame.ptr(), isMobileDoctype); |
| 494 | } |
| 495 | |
| 496 | void WebPage::savePageState(HistoryItem& historyItem) |
| 497 | { |
| 498 | historyItem.setScaleIsInitial(!m_userHasChangedPageScaleFactor); |
| 499 | historyItem.setMinimumLayoutSizeInScrollViewCoordinates(m_viewportConfiguration.minimumLayoutSize()); |
| 500 | historyItem.setContentSize(m_viewportConfiguration.contentsSize()); |
| 501 | } |
| 502 | |
| 503 | static double scaleAfterViewportWidthChange(double currentScale, bool scaleToFitContent, const ViewportConfiguration& viewportConfiguration, float unobscuredWidthInScrollViewCoordinates, const IntSize& newContentSize, const IntSize& oldContentSize, float visibleHorizontalFraction) |
| 504 | { |
| 505 | double scale; |
| 506 | if (!scaleToFitContent) { |
| 507 | scale = viewportConfiguration.initialScale(); |
| 508 | LOG(VisibleRects, "scaleAfterViewportWidthChange using initial scale: %.2f", scale)((void)0); |
| 509 | return scale; |
| 510 | } |
| 511 | |
| 512 | // When the content size changes, we keep the same relative horizontal content width in view, otherwise we would |
| 513 | // end up zoomed too far in landscape->portrait, and too close in portrait->landscape. |
| 514 | double widthToKeepInView = visibleHorizontalFraction * newContentSize.width(); |
| 515 | double newScale = unobscuredWidthInScrollViewCoordinates / widthToKeepInView; |
| 516 | scale = std::max(std::min(newScale, viewportConfiguration.maximumScale()), viewportConfiguration.minimumScale()); |
| 517 | LOG(VisibleRects, "scaleAfterViewportWidthChange scaling content to fit: %.2f", scale)((void)0); |
| 518 | return scale; |
| 519 | } |
| 520 | |
| 521 | static FloatPoint relativeCenterAfterContentSizeChange(const FloatRect& originalContentRect, IntSize oldContentSize, IntSize newContentSize) |
| 522 | { |
| 523 | // If the content size has changed, keep the same relative position. |
| 524 | FloatPoint oldContentCenter = originalContentRect.center(); |
| 525 | float relativeHorizontalPosition = oldContentCenter.x() / oldContentSize.width(); |
| 526 | float relativeVerticalPosition = oldContentCenter.y() / oldContentSize.height(); |
| 527 | return FloatPoint(relativeHorizontalPosition * newContentSize.width(), relativeVerticalPosition * newContentSize.height()); |
| 528 | } |
| 529 | |
| 530 | static inline FloatRect adjustExposedRectForNewScale(const FloatRect& exposedRect, double exposedRectScale, double newScale) |
| 531 | { |
| 532 | if (exposedRectScale == newScale) |
| 533 | return exposedRect; |
| 534 | |
| 535 | float horizontalChange = exposedRect.width() * exposedRectScale / newScale - exposedRect.width(); |
| 536 | float verticalChange = exposedRect.height() * exposedRectScale / newScale - exposedRect.height(); |
| 537 | |
| 538 | auto adjustedRect = exposedRect; |
| 539 | adjustedRect.inflate({ horizontalChange / 2, verticalChange / 2 }); |
| 540 | return adjustedRect; |
| 541 | } |
| 542 | |
| 543 | void WebPage::restorePageState(const HistoryItem& historyItem) |
| 544 | { |
| 545 | // When a HistoryItem is cleared, its scale factor and scroll point are set to zero. We should not try to restore the other |
| 546 | // parameters in those conditions. |
| 547 | if (!historyItem.pageScaleFactor()) { |
| 548 | send(Messages::WebPageProxy::CouldNotRestorePageState()); |
| 549 | return; |
| 550 | } |
| 551 | |
| 552 | // We can restore the exposed rect and scale, but we cannot touch the scroll position since the obscured insets |
| 553 | // may be changing in the UIProcess. The UIProcess can update the position from the information we send and will then |
| 554 | // scroll to the correct position through a regular VisibleContentRectUpdate. |
| 555 | |
| 556 | m_userHasChangedPageScaleFactor = !historyItem.scaleIsInitial(); |
| 557 | RefPtr localMainFrame = protect(*m_page)->localMainFrame(); |
| 558 | if (!localMainFrame) |
| 559 | return; |
| 560 | Ref frameView = *localMainFrame->view(); |
| 561 | |
| 562 | FloatSize currentMinimumLayoutSizeInScrollViewCoordinates = m_viewportConfiguration.minimumLayoutSize(); |
| 563 | if (historyItem.minimumLayoutSizeInScrollViewCoordinates() == currentMinimumLayoutSizeInScrollViewCoordinates) { |
| 564 | float boundedScale = historyItem.scaleIsInitial() ? m_viewportConfiguration.initialScale() : historyItem.pageScaleFactor(); |
| 565 | boundedScale = std::min<float>(m_viewportConfiguration.maximumScale(), std::max<float>(m_viewportConfiguration.minimumScale(), boundedScale)); |
| 566 | scalePage(boundedScale, IntPoint()); |
| 567 | |
| 568 | std::optional<FloatPoint> scrollPosition; |
| 569 | if (historyItem.shouldRestoreScrollPosition()) { |
| 570 | protect(m_drawingArea)->setExposedContentRect(historyItem.exposedContentRect()); |
| 571 | m_hasRestoredExposedContentRectAfterDidCommitLoad = true; |
| 572 | scrollPosition = FloatPoint(historyItem.scrollPosition()); |
| 573 | } |
| 574 | |
| 575 | RELEASE_LOG(Scrolling, "WebPage::restorePageState with matching minimumLayoutSize; historyItem.shouldRestoreScrollPosition %d, scrollPosition.y %d", historyItem.shouldRestoreScrollPosition(), historyItem.scrollPosition().y())clang diagnostic push
clang diagnostic ignored "-Wunknown-warning-option" clang diagnostic ignored "-Wunsafe-buffer-usage" clang diagnostic ignored "-Wunsafe-buffer-usage-in-libc-call" clang diagnostic ignored "-Wunsafe-buffer-usage-in-format-attr-call" [[clang ::suppress]] __extension__({ os_log_t _log_tmp = (WebKit2LogScrolling .osLogChannel); os_log_type_t _type_tmp = (OS_LOG_TYPE_DEFAULT ); if (os_log_type_enabled(_log_tmp, _type_tmp)) { __extension__ ({ clang diagnostic push clang diagnostic ignored "-Wvla" clang diagnostic error "-Wformat" _Static_assert(__builtin_constant_p ("WebPage::restorePageState with matching minimumLayoutSize; historyItem.shouldRestoreScrollPosition %d, scrollPosition.y %d" ), "format/label/description argument must be a string constant" ); __attribute__((section("__TEXT,__oslogstring,cstring_literals" ),internal_linkage)) static const char _os_fmt_str[] __asm("LOS_LOG36" ) = "WebPage::restorePageState with matching minimumLayoutSize; historyItem.shouldRestoreScrollPosition %d, scrollPosition.y %d" ; uint8_t _Alignas(16) __attribute__((uninitialized)) _os_fmt_buf [__builtin_os_log_format_buffer_size("WebPage::restorePageState with matching minimumLayoutSize; historyItem.shouldRestoreScrollPosition %d, scrollPosition.y %d" , historyItem.shouldRestoreScrollPosition(), historyItem.scrollPosition ().y())]; _os_log_impl(&__dso_handle, _log_tmp, _type_tmp , _os_fmt_str, (uint8_t *)__builtin_os_log_format(_os_fmt_buf , "WebPage::restorePageState with matching minimumLayoutSize; historyItem.shouldRestoreScrollPosition %d, scrollPosition.y %d" , historyItem.shouldRestoreScrollPosition(), historyItem.scrollPosition ().y()), (uint32_t)sizeof(_os_fmt_buf)) clang diagnostic pop ; }); } }) clang diagnostic pop ; |
| 576 | send(Messages::WebPageProxy::RestorePageState(scrollPosition, frameView->scrollOrigin(), historyItem.obscuredInsets(), boundedScale)); |
| 577 | } else { |
| 578 | IntSize oldContentSize = historyItem.contentSize(); |
| 579 | IntSize newContentSize = frameView->contentsSize(); |
| 580 | double visibleHorizontalFraction = static_cast<float>(historyItem.unobscuredContentRect().width()) / oldContentSize.width(); |
| 581 | |
| 582 | double newScale = scaleAfterViewportWidthChange(historyItem.pageScaleFactor(), !historyItem.scaleIsInitial(), m_viewportConfiguration, currentMinimumLayoutSizeInScrollViewCoordinates.width(), newContentSize, oldContentSize, visibleHorizontalFraction); |
| 583 | |
| 584 | std::optional<FloatPoint> newCenter; |
| 585 | if (historyItem.shouldRestoreScrollPosition()) { |
| 586 | if (!oldContentSize.isEmpty() && !newContentSize.isEmpty() && newContentSize != oldContentSize) |
| 587 | newCenter = relativeCenterAfterContentSizeChange(historyItem.unobscuredContentRect(), oldContentSize, newContentSize); |
| 588 | else |
| 589 | newCenter = FloatRect(historyItem.unobscuredContentRect()).center(); |
| 590 | } |
| 591 | |
| 592 | RELEASE_LOG(Scrolling, "WebPage::restorePageState with mismatched minimumLayoutSize; historyItem.shouldRestoreScrollPosition %d, unobscured rect top %d, scale %.2f", historyItem.shouldRestoreScrollPosition(), historyItem.unobscuredContentRect().y(), newScale)clang diagnostic push
clang diagnostic ignored "-Wunknown-warning-option" clang diagnostic ignored "-Wunsafe-buffer-usage" clang diagnostic ignored "-Wunsafe-buffer-usage-in-libc-call" clang diagnostic ignored "-Wunsafe-buffer-usage-in-format-attr-call" [[clang ::suppress]] __extension__({ os_log_t _log_tmp = (WebKit2LogScrolling .osLogChannel); os_log_type_t _type_tmp = (OS_LOG_TYPE_DEFAULT ); if (os_log_type_enabled(_log_tmp, _type_tmp)) { __extension__ ({ clang diagnostic push clang diagnostic ignored "-Wvla" clang diagnostic error "-Wformat" _Static_assert(__builtin_constant_p ("WebPage::restorePageState with mismatched minimumLayoutSize; historyItem.shouldRestoreScrollPosition %d, unobscured rect top %d, scale %.2f" ), "format/label/description argument must be a string constant" ); __attribute__((section("__TEXT,__oslogstring,cstring_literals" ),internal_linkage)) static const char _os_fmt_str[] __asm("LOS_LOG37" ) = "WebPage::restorePageState with mismatched minimumLayoutSize; historyItem.shouldRestoreScrollPosition %d, unobscured rect top %d, scale %.2f" ; uint8_t _Alignas(16) __attribute__((uninitialized)) _os_fmt_buf [__builtin_os_log_format_buffer_size("WebPage::restorePageState with mismatched minimumLayoutSize; historyItem.shouldRestoreScrollPosition %d, unobscured rect top %d, scale %.2f" , historyItem.shouldRestoreScrollPosition(), historyItem.unobscuredContentRect ().y(), newScale)]; _os_log_impl(&__dso_handle, _log_tmp, _type_tmp, _os_fmt_str, (uint8_t *)__builtin_os_log_format(_os_fmt_buf , "WebPage::restorePageState with mismatched minimumLayoutSize; historyItem.shouldRestoreScrollPosition %d, unobscured rect top %d, scale %.2f" , historyItem.shouldRestoreScrollPosition(), historyItem.unobscuredContentRect ().y(), newScale), (uint32_t)sizeof(_os_fmt_buf)) clang diagnostic pop ; }); } }) clang diagnostic pop ; |
| 593 | scalePage(newScale, IntPoint()); |
| 594 | send(Messages::WebPageProxy::RestorePageCenterAndScale(newCenter, newScale)); |
| 595 | } |
| 596 | } |
| 597 | |
| 598 | double WebPage::minimumPageScaleFactor() const |
| 599 | { |
| 600 | if (!m_viewportConfiguration.allowsUserScaling()) |
| 601 | return m_page->pageScaleFactor(); |
| 602 | return m_viewportConfiguration.minimumScale(); |
| 603 | } |
| 604 | |
| 605 | double WebPage::maximumPageScaleFactor() const |
| 606 | { |
| 607 | if (!m_viewportConfiguration.allowsUserScaling()) |
| 608 | return m_page->pageScaleFactor(); |
| 609 | return m_viewportConfiguration.maximumScale(); |
| 610 | } |
| 611 | |
| 612 | double WebPage::maximumPageScaleFactorIgnoringAlwaysScalable() const |
| 613 | { |
| 614 | if (!m_viewportConfiguration.allowsUserScalingIgnoringAlwaysScalable()) |
| 615 | return m_page->pageScaleFactor(); |
| 616 | return m_viewportConfiguration.maximumScaleIgnoringAlwaysScalable(); |
| 617 | } |
| 618 | |
| 619 | bool WebPage::allowsUserScaling() const |
| 620 | { |
| 621 | return m_viewportConfiguration.allowsUserScaling(); |
| 622 | } |
| 623 | |
| 624 | bool WebPage::handleEditingKeyboardEvent(KeyboardEvent& event) |
| 625 | { |
| 626 | auto* platformEvent = event.underlyingPlatformEvent(); |
| 627 | if (!platformEvent) |
| 628 | return false; |
| 629 | |
| 630 | // Don't send synthetic events to the UIProcess. They are only |
| 631 | // used for interacting with JavaScript. |
| 632 | if (platformEvent->isSyntheticEvent()) |
| 633 | return false; |
| 634 | |
| 635 | if (handleKeyEventByRelinquishingFocusToChrome(event)) |
| 636 | return true; |
| 637 | |
| 638 | updateLastNodeBeforeWritingSuggestions(event); |
| 639 | |
| 640 | auto scrollingNodeID = [&] -> std::optional<WebCore::ScrollingNodeID> { |
| 641 | RefPtr frame = m_page->focusController().focusedOrMainFrame(); |
| 642 | if (!frame) |
| 643 | return std::nullopt; |
| 644 | |
| 645 | CheckedPtr scrollableArea = frame->eventHandler().focusedScrollableArea(); |
| 646 | if (!scrollableArea) |
| 647 | return std::nullopt; |
| 648 | |
| 649 | return scrollableArea->scrollingNodeID(); |
| 650 | }(); |
| 651 | |
| 652 | auto isCharEvent = platformEvent->type() == PlatformKeyboardEvent::Type::Char; |
| 653 | auto context = KeyEventInterpretationContext { isCharEvent, scrollingNodeID }; |
| 654 | |
| 655 | // FIXME: Interpret the event immediately upon receiving it in UI process, without sending to WebProcess first. |
| 656 | auto sendResult = protect(WebProcess::singleton().parentProcessConnection())->sendSync(Messages::WebPageProxy::InterpretKeyEvent(editorState(ShouldPerformLayout::Yes), context), m_identifier); |
| 657 | auto [eventWasHandled] = sendResult.takeReplyOr(false); |
| 658 | return eventWasHandled; |
| 659 | } |
| 660 | |
| 661 | static bool disableServiceWorkerEntitlementTestingOverride; |
| 662 | |
| 663 | bool WebPage::parentProcessHasServiceWorkerEntitlement() const |
| 664 | { |
| 665 | if (disableServiceWorkerEntitlementTestingOverride) |
| 666 | return false; |
| 667 | |
| 668 | RetainPtr xpcConnection = WebProcess::singleton().parentProcessConnection()->xpcConnection(); |
| 669 | static bool hasEntitlement = WTF::hasEntitlement(xpcConnection.get(), "com.apple.developer.WebKit.ServiceWorkers"_s) || WTF::hasEntitlement(xpcConnection.get(), "com.apple.developer.web-browser"_s); |
| 670 | return hasEntitlement; |
| 671 | } |
| 672 | |
| 673 | void WebPage::disableServiceWorkerEntitlement() |
| 674 | { |
| 675 | disableServiceWorkerEntitlementTestingOverride = true; |
| 676 | } |
| 677 | |
| 678 | void WebPage::clearServiceWorkerEntitlementOverride(CompletionHandler<void()>&& completionHandler) |
| 679 | { |
| 680 | disableServiceWorkerEntitlementTestingOverride = false; |
| 681 | completionHandler(); |
| 682 | } |
| 683 | |
| 684 | bool WebPage::performNonEditingBehaviorForSelector(const String&, WebCore::KeyboardEvent*) |
| 685 | { |
| 686 | notImplemented()((void)0); |
| 687 | return false; |
| 688 | } |
| 689 | |
| 690 | void WebPage::getSelectionContext(CompletionHandler<void(const String&, const String&, const String&)>&& completionHandler) |
| 691 | { |
| 692 | RefPtr frame = m_page->focusController().focusedOrMainFrame(); |
| 693 | if (!frame) |
| 694 | return; |
| 695 | |
| 696 | static constexpr auto selectionExtendedContextLength = 350; |
| 697 | |
| 698 | #if ENABLE(PDF_PLUGIN)(defined 1 && 1) |
| 699 | if (RefPtr pluginView = focusedPluginViewForFrame(*frame)) { |
| 700 | auto [textBefore, textAfter] = pluginView->stringsBeforeAndAfterSelection(selectionExtendedContextLength); |
| 701 | return completionHandler(pluginView->selectionString(), WTF::move(textBefore), WTF::move(textAfter)); |
| 702 | } |
| 703 | #endif |
| 704 | |
| 705 | if (!frame->selection().isRange()) |
| 706 | return completionHandler({ }, { }, { }); |
| 707 | |
| 708 | auto& selection = frame->selection().selection(); |
| 709 | String selectedText = plainTextForContext(selection.firstRange()); |
| 710 | String textBefore = plainTextForDisplay(rangeExpandedByCharactersInDirectionAtWordBoundary(selection.start(), selectionExtendedContextLength, SelectionDirection::Backward)); |
| 711 | String textAfter = plainTextForDisplay(rangeExpandedByCharactersInDirectionAtWordBoundary(selection.end(), selectionExtendedContextLength, SelectionDirection::Forward)); |
| 712 | |
| 713 | completionHandler(selectedText, textBefore, textAfter); |
| 714 | } |
| 715 | |
| 716 | void WebPage::updateRemotePageAccessibilityOffset(WebCore::FrameIdentifier, WebCore::IntPoint offset) |
| 717 | { |
| 718 | #if ENABLE(ACCESSIBILITY_LOCAL_FRAME)(defined 1 && 1) |
| 719 | // With local frame support, position data is sent from the UI process in frameScreenPosition. |
| 720 | UNUSED_PARAM(offset)(void)offset; |
| 721 | #else |
| 722 | [protect(accessibilityRemoteObject()) setRemoteFrameOffset:offset]; |
| 723 | #endif |
| 724 | } |
| 725 | |
| 726 | static RetainPtr<NSDictionary> createAccessibillityTokenDictionary(WebCore::AccessibilityRemoteToken elementToken) |
| 727 | { |
| 728 | RetainPtr uuid = elementToken.uuid.createNSUUID(); |
| 729 | return @{ @"ax-pid" : @(elementToken.pid), @"ax-uuid" : [uuid UUIDString], @"ax-register" : @YES__objc_yes }; |
| 730 | } |
| 731 | |
| 732 | void WebPage::registerRemoteFrameAccessibilityTokens(pid_t pid, WebCore::AccessibilityRemoteToken elementToken, WebCore::FrameIdentifier frameID) |
| 733 | { |
| 734 | createMockAccessibilityElement(pid); |
| 735 | if ([m_mockAccessibilityElement respondsToSelector:@selector(setRemoteTokenDictionary:)]) |
| 736 | [m_mockAccessibilityElement setRemoteTokenDictionary:createAccessibillityTokenDictionary(elementToken).get()]; |
| 737 | [m_mockAccessibilityElement setFrameIdentifier:frameID]; |
| 738 | } |
| 739 | |
| 740 | void WebPage::createMockAccessibilityElement(pid_t pid) |
| 741 | { |
| 742 | auto mockAccessibilityElement = adoptNS([[WKAccessibilityWebPageObject alloc] init]); |
| 743 | |
| 744 | [mockAccessibilityElement setWebPage:this]; |
| 745 | m_mockAccessibilityElement = WTF::move(mockAccessibilityElement); |
| 746 | } |
| 747 | |
| 748 | void WebPage::registerUIProcessAccessibilityTokens(WebCore::AccessibilityRemoteToken elementToken, WebCore::AccessibilityRemoteToken) |
| 749 | { |
| 750 | if ([m_mockAccessibilityElement respondsToSelector:@selector(setRemoteTokenDictionary:)]) |
| 751 | [m_mockAccessibilityElement setRemoteTokenDictionary:createAccessibillityTokenDictionary(elementToken).get()]; |
| 752 | } |
| 753 | |
| 754 | void WebPage::getStringSelectionForPasteboard(CompletionHandler<void(String&&)>&& completionHandler) |
| 755 | { |
| 756 | notImplemented()((void)0); |
| 757 | completionHandler({ }); |
| 758 | } |
| 759 | |
| 760 | void WebPage::getDataSelectionForPasteboard(const String, CompletionHandler<void(RefPtr<SharedBuffer>&&)>&& completionHandler) |
| 761 | { |
| 762 | notImplemented()((void)0); |
| 763 | completionHandler({ }); |
| 764 | } |
| 765 | |
| 766 | WebCore::IntPoint WebPage::accessibilityRemoteFrameOffset() |
| 767 | { |
| 768 | return [m_mockAccessibilityElement accessibilityRemoteFrameOffset]; |
| 769 | } |
| 770 | |
| 771 | bool WebPage::platformCanHandleRequest(const WebCore::ResourceRequest& request) |
| 772 | { |
| 773 | RetainPtr nsRequest = request.nsURLRequest(HTTPBodyUpdatePolicy::DoNotUpdateHTTPBody); |
| 774 | if (!nsRequest.get().URL) |
| 775 | return false; |
| 776 | |
| 777 | return [NSURLConnection canHandleRequest:nsRequest.get()]; |
| 778 | } |
| 779 | |
| 780 | void WebPage::shouldDelayWindowOrderingEvent(const WebKit::WebMouseEvent&, CompletionHandler<void(bool)>&& completionHandler) |
| 781 | { |
| 782 | notImplemented()((void)0); |
| 783 | completionHandler(false); |
| 784 | } |
| 785 | |
| 786 | void WebPage::advanceToNextMisspelling(bool) |
| 787 | { |
| 788 | notImplemented()((void)0); |
| 789 | } |
| 790 | |
| 791 | IntRect WebPage::rectForElementAtInteractionLocation() const |
| 792 | { |
| 793 | constexpr OptionSet<HitTestRequest::Type> hitType { HitTestRequest::Type::ReadOnly, HitTestRequest::Type::Active, HitTestRequest::Type::AllowVisibleChildFrameContentOnly }; |
| 794 | RefPtr localMainFrame = protect(*m_page)->localMainFrame(); |
| 795 | if (!localMainFrame) |
| 796 | return IntRect(); |
| 797 | HitTestResult result = localMainFrame->eventHandler().hitTestResultAtPoint(flooredIntPoint(m_lastInteractionLocation), hitType); |
| 798 | RefPtr hitNode = result.innerNode(); |
| 799 | if (!hitNode || !hitNode->renderer()) |
| 800 | return IntRect(); |
| 801 | return protect(result.innerNodeFrame()->view())->contentsToRootView(protect(hitNode->renderer())->absoluteBoundingBoxRect(true)); |
| 802 | } |
| 803 | |
| 804 | void WebPage::updateSelectionAppearance() |
| 805 | { |
| 806 | RefPtr frame = m_page->focusController().focusedOrMainFrame(); |
| 807 | if (!frame) |
| 808 | return; |
| 809 | |
| 810 | Ref editor = frame->editor(); |
| 811 | if (editor->ignoreSelectionChanges()) |
| 812 | return; |
| 813 | |
| 814 | if (editor->client() && !protect(editor->client())->shouldRevealCurrentSelectionAfterInsertion()) |
| 815 | return; |
| 816 | |
| 817 | if (!editor->hasComposition() && frame->selection().selection().isNone()) |
| 818 | return; |
| 819 | |
| 820 | didChangeSelection(*frame); |
| 821 | } |
| 822 | |
| 823 | void WebPage::generateSyntheticEditingCommand(SyntheticEditingCommandType command) |
| 824 | { |
| 825 | PlatformKeyboardEvent keyEvent; |
| 826 | RefPtr frame = m_page->focusController().focusedOrMainFrame(); |
| 827 | if (!frame) |
| 828 | return; |
| 829 | |
| 830 | OptionSet<PlatformEvent::Modifier> modifiers; |
| 831 | modifiers.add(PlatformEvent::Modifier::MetaKey); |
| 832 | |
| 833 | switch (command) { |
| 834 | case SyntheticEditingCommandType::Undo: |
| 835 | keyEvent = PlatformKeyboardEvent(PlatformEvent::Type::KeyDown, "z"_s, "z"_s, |
| 836 | "z"_s, "KeyZ"_s, |
| 837 | "U+005A"_s, 90, false, false, false, modifiers, MonotonicTime::now()); |
| 838 | break; |
| 839 | case SyntheticEditingCommandType::Redo: |
| 840 | keyEvent = PlatformKeyboardEvent(PlatformEvent::Type::KeyDown, "y"_s, "y"_s, |
| 841 | "y"_s, "KeyY"_s, |
| 842 | "U+0059"_s, 89, false, false, false, modifiers, MonotonicTime::now()); |
| 843 | break; |
| 844 | case SyntheticEditingCommandType::ToggleBoldface: |
| 845 | keyEvent = PlatformKeyboardEvent(PlatformEvent::Type::KeyDown, "b"_s, "b"_s, |
| 846 | "b"_s, "KeyB"_s, |
| 847 | "U+0042"_s, 66, false, false, false, modifiers, MonotonicTime::now()); |
| 848 | break; |
| 849 | case SyntheticEditingCommandType::ToggleItalic: |
| 850 | keyEvent = PlatformKeyboardEvent(PlatformEvent::Type::KeyDown, "i"_s, "i"_s, |
| 851 | "i"_s, "KeyI"_s, |
| 852 | "U+0049"_s, 73, false, false, false, modifiers, MonotonicTime::now()); |
| 853 | break; |
| 854 | case SyntheticEditingCommandType::ToggleUnderline: |
| 855 | keyEvent = PlatformKeyboardEvent(PlatformEvent::Type::KeyDown, "u"_s, "u"_s, |
| 856 | "u"_s, "KeyU"_s, |
| 857 | "U+0055"_s, 85, false, false, false, modifiers, MonotonicTime::now()); |
| 858 | break; |
| 859 | default: |
| 860 | break; |
| 861 | } |
| 862 | |
| 863 | keyEvent.setIsSyntheticEvent(); |
| 864 | |
| 865 | PlatformKeyboardEvent::setCurrentModifierState(modifiers); |
| 866 | |
| 867 | frame->eventHandler().keyEvent(keyEvent); |
| 868 | } |
| 869 | |
| 870 | void WebPage::attemptSyntheticClick(const IntPoint& point, OptionSet<WebEventModifier> modifiers, TransactionID lastLayerTreeTransactionId) |
| 871 | { |
| 872 | FloatPoint adjustedPoint; |
| 873 | RefPtr localMainFrame = protect(*m_page)->localMainFrame(); |
| 874 | RefPtr nodeRespondingToClick = localMainFrame ? localMainFrame->nodeRespondingToClickEvents(point, adjustedPoint) : nullptr; |
| 875 | RefPtr frameRespondingToClick = nodeRespondingToClick ? nodeRespondingToClick->document().frame() : nullptr; |
| 876 | IntPoint adjustedIntPoint = roundedIntPoint(adjustedPoint); |
| 877 | |
| 878 | bool didNotHandleTapAsClick = !frameRespondingToClick; |
| 879 | if (frameRespondingToClick) { |
| 880 | auto firstTransactionID = WebFrame::fromCoreFrame(*frameRespondingToClick)->firstLayerTreeTransactionIDAfterDidCommitLoad(); |
| 881 | didNotHandleTapAsClick = !firstTransactionID || lastLayerTreeTransactionId.lessThanSameProcess(*firstTransactionID); |
| 882 | } |
| 883 | |
| 884 | if (didNotHandleTapAsClick) |
| 885 | send(Messages::WebPageProxy::DidNotHandleTapAsClick(adjustedIntPoint)); |
| 886 | else if (m_interactionNode == nodeRespondingToClick) |
| 887 | completeSyntheticClick(std::nullopt, *nodeRespondingToClick, adjustedPoint, modifiers, WebCore::SyntheticClickType::OneFingerTap); |
| 888 | else |
| 889 | handleSyntheticClick(std::nullopt, *nodeRespondingToClick, adjustedPoint, modifiers); |
| 890 | } |
| 891 | |
| 892 | static RefPtr<LocalDOMWindow> windowWithDoubleClickEventListener(RefPtr<LocalFrame> frame) |
| 893 | { |
| 894 | if (!frame) |
| 895 | return nullptr; |
| 896 | |
| 897 | RefPtr window = frame->window(); |
| 898 | if (!window || !window->hasEventListeners(WebCore::eventNames().dblclickEvent)) |
| 899 | return nullptr; |
| 900 | |
| 901 | return window; |
| 902 | } |
| 903 | |
| 904 | void WebPage::handleDoubleTapForDoubleClickAtPoint(const IntPoint& point, OptionSet<WebEventModifier> modifiers, TransactionID lastLayerTreeTransactionId) |
| 905 | { |
| 906 | FloatPoint adjustedPoint; |
| 907 | RefPtr localMainFrame = protect(*m_page)->localMainFrame(); |
| 908 | RefPtr nodeRespondingToDoubleClick = localMainFrame ? localMainFrame->nodeRespondingToDoubleClickEvent(point, adjustedPoint) : nullptr; |
| 909 | |
| 910 | RefPtr windowListeningToDoubleClickEvents = windowWithDoubleClickEventListener(localMainFrame); |
| 911 | |
| 912 | if (!nodeRespondingToDoubleClick && !windowListeningToDoubleClickEvents) |
| 913 | return; |
| 914 | |
| 915 | RefPtr<LocalFrame> frameRespondingToDoubleClick; |
| 916 | if (nodeRespondingToDoubleClick) |
| 917 | frameRespondingToDoubleClick = nodeRespondingToDoubleClick->document().frame(); |
| 918 | else if (windowListeningToDoubleClickEvents) { |
| 919 | RefPtr document = windowListeningToDoubleClickEvents->documentIfLocal(); |
| 920 | frameRespondingToDoubleClick = document ? document->frame() : nullptr; |
| 921 | } |
| 922 | |
| 923 | if (!frameRespondingToDoubleClick) |
| 924 | return; |
| 925 | |
| 926 | auto firstTransactionID = WebFrame::fromCoreFrame(*frameRespondingToDoubleClick)->firstLayerTreeTransactionIDAfterDidCommitLoad(); |
| 927 | if (!firstTransactionID || lastLayerTreeTransactionId.lessThanSameProcess(*firstTransactionID)) |
| 928 | return; |
| 929 | |
| 930 | SetForScope userIsInteractingChange { m_userIsInteracting, true }; |
| 931 | |
| 932 | auto platformModifiers = platform(modifiers); |
| 933 | auto roundedAdjustedPoint = roundedIntPoint(adjustedPoint); |
| 934 | frameRespondingToDoubleClick->eventHandler().handleMousePressEvent(PlatformMouseEvent(roundedAdjustedPoint, roundedAdjustedPoint, MouseButton::Left, PlatformEvent::Type::MousePressed, 2, platformModifiers, MonotonicTime::now(), 0, WebCore::SyntheticClickType::OneFingerTap, WebCore::MouseEventInputSource::UserDriven)); |
| 935 | if (m_isClosed) |
| 936 | return; |
| 937 | frameRespondingToDoubleClick->eventHandler().handleMouseReleaseEvent(PlatformMouseEvent(roundedAdjustedPoint, roundedAdjustedPoint, MouseButton::Left, PlatformEvent::Type::MouseReleased, 2, platformModifiers, MonotonicTime::now(), 0, WebCore::SyntheticClickType::OneFingerTap, WebCore::MouseEventInputSource::UserDriven)); |
| 938 | } |
| 939 | |
| 940 | void WebPage::requestFocusedElementInformation(CompletionHandler<void(const std::optional<FocusedElementInformation>&)>&& completionHandler) |
| 941 | { |
| 942 | std::optional<FocusedElementInformation> information; |
| 943 | if (m_focusedElement) |
| 944 | information = focusedElementInformation(); |
| 945 | |
| 946 | completionHandler(information); |
| 947 | } |
| 948 | |
| 949 | void WebPage::updateFocusedElementInformation() |
| 950 | { |
| 951 | m_updateFocusedElementInformationTimer.stop(); |
| 952 | |
| 953 | if (!m_focusedElement) |
| 954 | return; |
| 955 | |
| 956 | auto information = focusedElementInformation(); |
| 957 | if (!information) |
| 958 | return; |
| 959 | |
| 960 | send(Messages::WebPageProxy::UpdateFocusedElementInformation(*information)); |
| 961 | } |
| 962 | |
| 963 | #if ENABLE(DRAG_SUPPORT)(defined 1 && 1) |
| 964 | Awaitable<DragInitiationResult> WebPage::requestDragStart(std::optional<WebCore::FrameIdentifier> remoteFrameID, IntPoint clientPosition, IntPoint globalPosition, OptionSet<WebCore::DragSourceAction> allowedActionsMask) |
| 965 | { |
| 966 | SetForScope allowedActionsForScope(m_allowedDragSourceActions, allowedActionsMask); |
| 967 | RefPtr localRootFrame = this->localRootFrame(remoteFrameID); |
| 968 | if (!localRootFrame) |
| 969 | co_return { false }; |
| 970 | |
| 971 | auto handledOrTransformer = co_await AwaitableFromCompletionHandler<Expected<bool, RemoteFrameGeometryTransformer>> { [=] (auto completionHandler) { |
| 972 | localRootFrame->eventHandler().tryToBeginDragAtPoint(clientPosition, globalPosition, WTF::move(completionHandler)); |
| 973 | } }; |
| 974 | if (handledOrTransformer) |
| 975 | co_return { *handledOrTransformer }; |
| 976 | auto& transformer = handledOrTransformer.error(); |
| 977 | co_return { DragInitiationResult::RemoteFrameData { |
| 978 | transformer.remoteFrameID(), |
| 979 | transformer.transformToRemoteFrameCoordinates(clientPosition), |
| 980 | transformer.transformToRemoteFrameCoordinates(globalPosition) |
| 981 | } }; |
| 982 | } |
| 983 | |
| 984 | Awaitable<DragInitiationResult> WebPage::requestAdditionalItemsForDragSession(std::optional<WebCore::FrameIdentifier> rootFrameID, IntPoint clientPosition, IntPoint globalPosition, OptionSet<WebCore::DragSourceAction> allowedActionsMask) |
| 985 | { |
| 986 | SetForScope allowedActionsForScope(m_allowedDragSourceActions, allowedActionsMask); |
| 987 | // To augment the platform drag session with additional items, end the current drag session and begin a new drag session with the new drag item. |
| 988 | // This process is opaque to the UI process, which still maintains the old drag item in its drag session. Similarly, this persistent drag session |
| 989 | // is opaque to the web process, which only sees that the current drag has ended, and that a new one is beginning. |
| 990 | PlatformMouseEvent event(clientPosition, globalPosition, MouseButton::Left, PlatformEvent::Type::MouseMoved, 0, { }, MonotonicTime::now(), 0, WebCore::SyntheticClickType::NoTap, WebCore::MouseEventInputSource::UserDriven); |
| 991 | m_page->dragController().dragEnded(); |
| 992 | RefPtr localMainFrame = protect(*m_page)->localMainFrame(); |
| 993 | if (!localMainFrame) |
| 994 | co_return { false }; |
| 995 | |
| 996 | localMainFrame->eventHandler().dragSourceEndedAt(event, { }, MayExtendDragSession::Yes); |
| 997 | |
| 998 | auto handledOrTransformer = co_await AwaitableFromCompletionHandler<Expected<bool, RemoteFrameGeometryTransformer>> { [=] (auto completionHandler) { |
| 999 | localMainFrame->eventHandler().tryToBeginDragAtPoint(clientPosition, globalPosition, WTF::move(completionHandler)); |
| 1000 | } }; |
| 1001 | if (handledOrTransformer) |
| 1002 | co_return { *handledOrTransformer }; |
| 1003 | auto& transformer = handledOrTransformer.error(); |
| 1004 | co_return { DragInitiationResult::RemoteFrameData { |
| 1005 | transformer.remoteFrameID(), |
| 1006 | transformer.transformToRemoteFrameCoordinates(clientPosition), |
| 1007 | transformer.transformToRemoteFrameCoordinates(globalPosition) |
| 1008 | } }; |
| 1009 | } |
| 1010 | |
| 1011 | void WebPage::insertDroppedImagePlaceholders(const Vector<IntSize>& imageSizes, CompletionHandler<void(const Vector<IntRect>&, RefPtr<WebCore::TextIndicator>)>&& reply) |
| 1012 | { |
| 1013 | m_page->dragController().insertDroppedImagePlaceholdersAtCaret(imageSizes); |
| 1014 | auto placeholderRects = m_page->dragController().droppedImagePlaceholders().map([&] (auto& element) { |
| 1015 | return rootViewBounds(element); |
| 1016 | }); |
| 1017 | |
| 1018 | auto imagePlaceholderRange = m_page->dragController().droppedImagePlaceholderRange(); |
| 1019 | if (placeholderRects.size() != imageSizes.size()) { |
| 1020 | RELEASE_LOG(DragAndDrop, "Failed to insert dropped image placeholders: placeholder rect count (%tu) does not match image size count (%tu).", placeholderRects.size(), imageSizes.size())clang diagnostic push
clang diagnostic ignored "-Wunknown-warning-option" clang diagnostic ignored "-Wunsafe-buffer-usage" clang diagnostic ignored "-Wunsafe-buffer-usage-in-libc-call" clang diagnostic ignored "-Wunsafe-buffer-usage-in-format-attr-call" [[clang ::suppress]] __extension__({ os_log_t _log_tmp = (WebKit2LogDragAndDrop .osLogChannel); os_log_type_t _type_tmp = (OS_LOG_TYPE_DEFAULT ); if (os_log_type_enabled(_log_tmp, _type_tmp)) { __extension__ ({ clang diagnostic push clang diagnostic ignored "-Wvla" clang diagnostic error "-Wformat" _Static_assert(__builtin_constant_p ("Failed to insert dropped image placeholders: placeholder rect count (%tu) does not match image size count (%tu)." ), "format/label/description argument must be a string constant" ); __attribute__((section("__TEXT,__oslogstring,cstring_literals" ),internal_linkage)) static const char _os_fmt_str[] __asm("LOS_LOG38" ) = "Failed to insert dropped image placeholders: placeholder rect count (%tu) does not match image size count (%tu)." ; uint8_t _Alignas(16) __attribute__((uninitialized)) _os_fmt_buf [__builtin_os_log_format_buffer_size("Failed to insert dropped image placeholders: placeholder rect count (%tu) does not match image size count (%tu)." , placeholderRects.size(), imageSizes.size())]; _os_log_impl( &__dso_handle, _log_tmp, _type_tmp, _os_fmt_str, (uint8_t *)__builtin_os_log_format(_os_fmt_buf, "Failed to insert dropped image placeholders: placeholder rect count (%tu) does not match image size count (%tu)." , placeholderRects.size(), imageSizes.size()), (uint32_t)sizeof (_os_fmt_buf)) clang diagnostic pop ; }); } }) clang diagnostic pop ; |
| 1021 | reply({ }, nullptr); |
| 1022 | return; |
| 1023 | } |
| 1024 | |
| 1025 | if (!imagePlaceholderRange) { |
| 1026 | RELEASE_LOG(DragAndDrop, "Failed to insert dropped image placeholders: no image placeholder range.")clang diagnostic push
clang diagnostic ignored "-Wunknown-warning-option" clang diagnostic ignored "-Wunsafe-buffer-usage" clang diagnostic ignored "-Wunsafe-buffer-usage-in-libc-call" clang diagnostic ignored "-Wunsafe-buffer-usage-in-format-attr-call" [[clang ::suppress]] __extension__({ os_log_t _log_tmp = (WebKit2LogDragAndDrop .osLogChannel); os_log_type_t _type_tmp = (OS_LOG_TYPE_DEFAULT ); if (os_log_type_enabled(_log_tmp, _type_tmp)) { __extension__ ({ clang diagnostic push clang diagnostic ignored "-Wvla" clang diagnostic error "-Wformat" _Static_assert(__builtin_constant_p ("Failed to insert dropped image placeholders: no image placeholder range." ), "format/label/description argument must be a string constant" ); __attribute__((section("__TEXT,__oslogstring,cstring_literals" ),internal_linkage)) static const char _os_fmt_str[] __asm("LOS_LOG39" ) = "Failed to insert dropped image placeholders: no image placeholder range." ; uint8_t _Alignas(16) __attribute__((uninitialized)) _os_fmt_buf [__builtin_os_log_format_buffer_size("Failed to insert dropped image placeholders: no image placeholder range." )]; _os_log_impl(&__dso_handle, _log_tmp, _type_tmp, _os_fmt_str , (uint8_t *)__builtin_os_log_format(_os_fmt_buf, "Failed to insert dropped image placeholders: no image placeholder range." ), (uint32_t)sizeof(_os_fmt_buf)) clang diagnostic pop ; }); } }) clang diagnostic pop ; |
| 1027 | reply({ }, nullptr); |
| 1028 | return; |
| 1029 | } |
| 1030 | |
| 1031 | constexpr OptionSet<TextIndicatorOption> textIndicatorOptions { |
| 1032 | TextIndicatorOption::IncludeSnapshotOfAllVisibleContentWithoutSelection, |
| 1033 | TextIndicatorOption::ExpandClipBeyondVisibleRect, |
| 1034 | TextIndicatorOption::PaintAllContent, |
| 1035 | TextIndicatorOption::UseSelectionRectForSizing |
| 1036 | }; |
| 1037 | |
| 1038 | RefPtr textIndicator = TextIndicator::createWithRange(*imagePlaceholderRange, textIndicatorOptions, TextIndicatorPresentationTransition::None, { }); |
| 1039 | |
| 1040 | reply(WTF::move(placeholderRects), WTF::move(textIndicator)); |
| 1041 | } |
| 1042 | |
| 1043 | void WebPage::didConcludeDrop() |
| 1044 | { |
| 1045 | m_rangeForDropSnapshot = std::nullopt; |
| 1046 | m_pendingImageElementsForDropSnapshot.clear(); |
| 1047 | } |
| 1048 | |
| 1049 | void WebPage::didConcludeEditDrag() |
| 1050 | { |
| 1051 | send(Messages::WebPageProxy::WillReceiveEditDragSnapshot()); |
| 1052 | |
| 1053 | layoutIfNeeded(); |
| 1054 | |
| 1055 | m_pendingImageElementsForDropSnapshot.clear(); |
| 1056 | |
| 1057 | RefPtr frame = m_page->focusController().focusedOrMainFrame(); |
| 1058 | if (!frame) |
| 1059 | return; |
| 1060 | |
| 1061 | if (auto selectionRange = frame->selection().selection().toNormalizedRange()) { |
| 1062 | m_pendingImageElementsForDropSnapshot = visibleImageElementsInRangeWithNonLoadedImages(*selectionRange); |
| 1063 | protect(frame->selection())->setSelectedRange(makeSimpleRange(selectionRange->end), Affinity::Downstream, FrameSelection::ShouldCloseTyping::Yes, UserTriggered::Yes); |
| 1064 | m_rangeForDropSnapshot = WTF::move(selectionRange); |
| 1065 | } |
| 1066 | |
| 1067 | if (m_pendingImageElementsForDropSnapshot.isEmpty()) |
| 1068 | computeAndSendEditDragSnapshot(); |
| 1069 | } |
| 1070 | |
| 1071 | void WebPage::didFinishLoadingImageForElement(WebCore::HTMLImageElement& element) |
| 1072 | { |
| 1073 | if (!m_pendingImageElementsForDropSnapshot.remove(&element)) |
| 1074 | return; |
| 1075 | |
| 1076 | bool shouldSendSnapshot = m_pendingImageElementsForDropSnapshot.isEmpty(); |
| 1077 | m_page->dragController().finalizeDroppedImagePlaceholder(element, [protectedThis = Ref { *this }, shouldSendSnapshot] { |
| 1078 | if (shouldSendSnapshot) |
| 1079 | protectedThis->computeAndSendEditDragSnapshot(); |
| 1080 | }); |
| 1081 | } |
| 1082 | |
| 1083 | void WebPage::computeAndSendEditDragSnapshot() |
| 1084 | { |
| 1085 | RefPtr<WebCore::TextIndicator> textIndicator; |
| 1086 | constexpr OptionSet<TextIndicatorOption> defaultTextIndicatorOptionsForEditDrag { |
| 1087 | TextIndicatorOption::IncludeSnapshotOfAllVisibleContentWithoutSelection, |
| 1088 | TextIndicatorOption::ExpandClipBeyondVisibleRect, |
| 1089 | TextIndicatorOption::PaintAllContent, |
| 1090 | TextIndicatorOption::IncludeMarginIfRangeMatchesSelection, |
| 1091 | TextIndicatorOption::PaintBackgrounds, |
| 1092 | TextIndicatorOption::ComputeEstimatedBackgroundColor, |
| 1093 | TextIndicatorOption::UseSelectionRectForSizing, |
| 1094 | TextIndicatorOption::IncludeSnapshotWithSelectionHighlight |
| 1095 | }; |
| 1096 | if (auto range = std::exchange(m_rangeForDropSnapshot, std::nullopt)) |
| 1097 | textIndicator = TextIndicator::createWithRange(*range, defaultTextIndicatorOptionsForEditDrag, TextIndicatorPresentationTransition::None, { }); |
| 1098 | |
| 1099 | send(Messages::WebPageProxy::DidReceiveEditDragSnapshot(WTF::move(textIndicator))); |
| 1100 | } |
| 1101 | |
| 1102 | #endif |
| 1103 | |
| 1104 | void WebPage::handleTwoFingerTapAtPoint(const WebCore::IntPoint& point, OptionSet<WebKit::WebEventModifier> modifiers, WebKit::TapIdentifier requestID) |
| 1105 | { |
| 1106 | FloatPoint adjustedPoint; |
| 1107 | RefPtr localMainFrame = protect(*m_page)->localMainFrame(); |
| 1108 | RefPtr nodeRespondingToClick = localMainFrame ? localMainFrame->nodeRespondingToClickEvents(point, adjustedPoint) : nullptr; |
| 1109 | if (!nodeRespondingToClick || !nodeRespondingToClick->renderer()) { |
| 1110 | send(Messages::WebPageProxy::DidNotHandleTapAsClick(roundedIntPoint(adjustedPoint))); |
| 1111 | return; |
| 1112 | } |
| 1113 | sendTapHighlightForNodeIfNecessary(requestID, nodeRespondingToClick, point); |
| 1114 | completeSyntheticClick(std::nullopt, *nodeRespondingToClick, adjustedPoint, modifiers, WebCore::SyntheticClickType::TwoFingerTap); |
| 1115 | } |
| 1116 | |
| 1117 | void WebPage::clearSelectionAfterTapIfNeeded() |
| 1118 | { |
| 1119 | RefPtr frame = m_page->focusController().focusedOrMainFrame(); |
| 1120 | if (!frame) |
| 1121 | return; |
| 1122 | |
| 1123 | #if ENABLE(PDF_PLUGIN)(defined 1 && 1) |
| 1124 | if (RefPtr pluginView = pluginViewForFrame(frame.get())) { |
| 1125 | pluginView->clearSelection(); |
| 1126 | return; |
| 1127 | } |
| 1128 | #endif |
| 1129 | |
| 1130 | if (frame->selection().selection().isContentEditable()) |
| 1131 | return; |
| 1132 | |
| 1133 | clearSelection(); |
| 1134 | } |
| 1135 | |
| 1136 | void WebPage::didRecognizeLongPress() |
| 1137 | { |
| 1138 | if (RefPtr localMainFrame = protect(*m_page)->localMainFrame()) |
| 1139 | ContentChangeObserver::didRecognizeLongPress(*localMainFrame); |
| 1140 | } |
| 1141 | |
| 1142 | void WebPage::tapHighlightAtPosition(WebKit::TapIdentifier requestID, const FloatPoint& position) |
| 1143 | { |
| 1144 | RefPtr localMainFrame = protect(*m_page)->localMainFrame(); |
| 1145 | if (!localMainFrame) |
| 1146 | return; |
| 1147 | FloatPoint adjustedPoint; |
| 1148 | sendTapHighlightForNodeIfNecessary(requestID, localMainFrame->nodeRespondingToClickEvents(position, adjustedPoint), position); |
| 1149 | } |
| 1150 | |
| 1151 | void WebPage::inspectorNodeSearchMovedToPosition(const FloatPoint& position) |
| 1152 | { |
| 1153 | RefPtr localMainFrame = protect(*m_page)->localMainFrame(); |
| 1154 | if (!localMainFrame) |
| 1155 | return; |
| 1156 | IntPoint adjustedPoint = roundedIntPoint(position); |
| 1157 | |
| 1158 | localMainFrame->eventHandler().mouseMoved(PlatformMouseEvent(adjustedPoint, adjustedPoint, MouseButton::None, PlatformEvent::Type::MouseMoved, 0, { }, { }, 0, WebCore::SyntheticClickType::NoTap, WebCore::MouseEventInputSource::UserDriven)); |
| 1159 | protect(localMainFrame->document())->updateStyleIfNeeded(); |
| 1160 | } |
| 1161 | |
| 1162 | void WebPage::inspectorNodeSearchEndedAtPosition(const FloatPoint& position) |
| 1163 | { |
| 1164 | RefPtr localMainFrame = protect(*m_page)->localMainFrame(); |
| 1165 | if (RefPtr node = localMainFrame ? localMainFrame->deepestNodeAtLocation(position) : nullptr) |
| 1166 | node->inspect(); |
| 1167 | } |
| 1168 | |
| 1169 | void WebPage::updateInputContextAfterBlurringAndRefocusingElementIfNeeded(Element& element) |
| 1170 | { |
| 1171 | if (m_recentlyBlurredElement != &element || !m_isShowingInputViewForFocusedElement) |
| 1172 | return; |
| 1173 | |
| 1174 | m_hasPendingInputContextUpdateAfterBlurringAndRefocusingElement = true; |
| 1175 | callOnMainRunLoop([this, protectedThis = Ref { *this }] { |
| 1176 | if (m_hasPendingInputContextUpdateAfterBlurringAndRefocusingElement) |
| 1177 | send(Messages::WebPageProxy::UpdateInputContextAfterBlurringAndRefocusingElement()); |
| 1178 | m_hasPendingInputContextUpdateAfterBlurringAndRefocusingElement = false; |
| 1179 | }); |
| 1180 | } |
| 1181 | |
| 1182 | void WebPage::didProgrammaticallyClearTextFormControl(const HTMLTextFormControlElement& element) |
| 1183 | { |
| 1184 | if (!m_isShowingInputViewForFocusedElement) |
| 1185 | return; |
| 1186 | |
| 1187 | if (m_focusedElement != &element && m_recentlyBlurredElement != &element) |
| 1188 | return; |
| 1189 | |
| 1190 | callOnMainRunLoop([protectedThis = Ref { *this }, element = Ref { element }] { |
| 1191 | if (protectedThis->m_focusedElement != element.ptr()) |
| 1192 | return; |
| 1193 | |
| 1194 | auto context = protectedThis->contextForElement(element); |
| 1195 | if (!context) |
| 1196 | return; |
| 1197 | |
| 1198 | protectedThis->send(Messages::WebPageProxy::DidProgrammaticallyClearFocusedElement(WTF::move(*context))); |
| 1199 | }); |
| 1200 | } |
| 1201 | |
| 1202 | void WebPage::blurFocusedElement() |
| 1203 | { |
| 1204 | if (!m_focusedElement) |
| 1205 | return; |
| 1206 | |
| 1207 | protect(m_focusedElement)->blur(); |
| 1208 | } |
| 1209 | |
| 1210 | void WebPage::setFocusedElementValue(const WebCore::ElementContext& context, const String& value) |
| 1211 | { |
| 1212 | // FIXME: should also handle the case of HTMLSelectElement. |
| 1213 | if (RefPtr input = dynamicDowncast<HTMLInputElement>(elementForContext(context))) |
| 1214 | input->setValue(value, DispatchInputAndChangeEvent); |
| 1215 | } |
| 1216 | |
| 1217 | void WebPage::setFocusedElementSelectedIndex(const WebCore::ElementContext& context, uint32_t index, bool allowMultipleSelection) |
| 1218 | { |
| 1219 | if (RefPtr select = dynamicDowncast<HTMLSelectElement>(elementForContext(context))) |
| 1220 | select->optionSelectedByUser(index, true, allowMultipleSelection); |
| 1221 | } |
| 1222 | |
| 1223 | void WebPage::setSelectElementIsOpen(const WebCore::ElementContext& context, bool isOpen) |
| 1224 | { |
| 1225 | if (RefPtr select = dynamicDowncast<HTMLSelectElement>(elementForContext(context))) |
| 1226 | select->setPopupIsVisible(isOpen); |
| 1227 | } |
| 1228 | |
| 1229 | void WebPage::setIsShowingInputViewForFocusedElement(bool showingInputView) |
| 1230 | { |
| 1231 | m_isShowingInputViewForFocusedElement = showingInputView; |
| 1232 | if (!showingInputView) |
| 1233 | protect(*m_page)->clearIsShowingInputView(); |
| 1234 | } |
| 1235 | |
| 1236 | void WebPage::showInspectorHighlight(const WebCore::InspectorOverlay::Highlight& highlight) |
| 1237 | { |
| 1238 | send(Messages::WebPageProxy::ShowInspectorHighlight(highlight)); |
| 1239 | } |
| 1240 | |
| 1241 | void WebPage::hideInspectorHighlight() |
| 1242 | { |
| 1243 | send(Messages::WebPageProxy::HideInspectorHighlight()); |
| 1244 | } |
| 1245 | |
| 1246 | void WebPage::showInspectorIndication() |
| 1247 | { |
| 1248 | send(Messages::WebPageProxy::ShowInspectorIndication()); |
| 1249 | } |
| 1250 | |
| 1251 | void WebPage::hideInspectorIndication() |
| 1252 | { |
| 1253 | send(Messages::WebPageProxy::HideInspectorIndication()); |
| 1254 | } |
| 1255 | |
| 1256 | void WebPage::enableInspectorNodeSearch() |
| 1257 | { |
| 1258 | send(Messages::WebPageProxy::EnableInspectorNodeSearch()); |
| 1259 | } |
| 1260 | |
| 1261 | void WebPage::disableInspectorNodeSearch() |
| 1262 | { |
| 1263 | send(Messages::WebPageProxy::DisableInspectorNodeSearch()); |
| 1264 | } |
| 1265 | |
| 1266 | void WebPage::setForceAlwaysUserScalable(bool userScalable) |
| 1267 | { |
| 1268 | m_forceAlwaysUserScalable = userScalable; |
| 1269 | m_viewportConfiguration.setForceAlwaysUserScalable(userScalable); |
| 1270 | } |
| 1271 | |
| 1272 | static bool insideImageOverlay(const VisiblePosition& position) |
| 1273 | { |
| 1274 | RefPtr container = position.deepEquivalent().containerNode(); |
| 1275 | return container && ImageOverlay::isInsideOverlay(*container); |
| 1276 | } |
| 1277 | |
| 1278 | static std::optional<SimpleRange> expandForImageOverlay(const SimpleRange& range) |
| 1279 | { |
| 1280 | VisiblePosition expandedStart(makeContainerOffsetPosition(protect(range.startContainer()), range.startOffset())); |
| 1281 | VisiblePosition expandedEnd(makeContainerOffsetPosition(protect(range.endContainer()), range.endOffset())); |
| 1282 | |
| 1283 | for (auto start = expandedStart; insideImageOverlay(start); start = start.previous()) { |
| 1284 | if (RefPtr container = start.deepEquivalent().containerNode(); is<Text>(container)) { |
| 1285 | expandedStart = firstPositionInNode(*container).downstream(); |
| 1286 | break; |
| 1287 | } |
| 1288 | } |
| 1289 | |
| 1290 | for (auto end = expandedEnd; insideImageOverlay(end); end = end.next()) { |
| 1291 | if (RefPtr container = end.deepEquivalent().containerNode(); is<Text>(container)) { |
| 1292 | expandedEnd = lastPositionInNode(*container).upstream(); |
| 1293 | break; |
| 1294 | } |
| 1295 | } |
| 1296 | |
| 1297 | return makeSimpleRange({ expandedStart, expandedEnd }); |
| 1298 | } |
| 1299 | |
| 1300 | static std::pair<std::optional<SimpleRange>, SelectionWasFlipped> rangeForPointInRootViewCoordinates(LocalFrame& frame, const IntPoint& pointInRootViewCoordinates, bool baseIsStart, bool selectionFlippingEnabled) |
| 1301 | { |
| 1302 | VisibleSelection existingSelection = frame.selection().selection(); |
| 1303 | VisiblePosition selectionStart = existingSelection.visibleStart(); |
| 1304 | VisiblePosition selectionEnd = existingSelection.visibleEnd(); |
| 1305 | RefPtr localMainFrame = frame.localMainFrame(); |
| 1306 | if (!localMainFrame) |
| 1307 | return { std::nullopt, SelectionWasFlipped::No }; |
| 1308 | |
| 1309 | auto pointInDocument = protect(frame.view())->rootViewToContents(pointInRootViewCoordinates.constrainedWithin(protect(localMainFrame->view())->unobscuredContentRect())); |
| 1310 | |
| 1311 | if (!selectionFlippingEnabled) { |
| 1312 | RefPtr node = selectionStart.deepEquivalent().containerNode(); |
| 1313 | if (node && node->renderStyle() && node->renderStyle()->writingMode().isVertical()) { |
| 1314 | if (baseIsStart) { |
| 1315 | int startX = selectionStart.absoluteCaretBounds().center().x(); |
| 1316 | if (pointInDocument.x() > startX) |
| 1317 | pointInDocument.setX(startX); |
| 1318 | } else { |
| 1319 | int endX = selectionEnd.absoluteCaretBounds().center().x(); |
| 1320 | if (pointInDocument.x() < endX) |
| 1321 | pointInDocument.setX(endX); |
| 1322 | } |
| 1323 | } else { |
| 1324 | if (baseIsStart) { |
| 1325 | int startY = selectionStart.absoluteCaretBounds().center().y(); |
| 1326 | if (pointInDocument.y() < startY) |
| 1327 | pointInDocument.setY(startY); |
| 1328 | } else { |
| 1329 | int endY = selectionEnd.absoluteCaretBounds().center().y(); |
| 1330 | if (pointInDocument.y() > endY) |
| 1331 | pointInDocument.setY(endY); |
| 1332 | } |
| 1333 | } |
| 1334 | } |
| 1335 | |
| 1336 | auto hitTest = frame.eventHandler().hitTestResultAtPoint(pointInDocument, { |
| 1337 | HitTestRequest::Type::ReadOnly, |
| 1338 | HitTestRequest::Type::Active, |
| 1339 | HitTestRequest::Type::AllowVisibleChildFrameContentOnly, |
| 1340 | }); |
| 1341 | |
| 1342 | RefPtr targetNode = hitTest.targetNode(); |
| 1343 | if (targetNode && !HTMLElement::shouldExtendSelectionToTargetNode(*targetNode, existingSelection)) |
| 1344 | return { std::nullopt, SelectionWasFlipped::No }; |
| 1345 | |
| 1346 | VisiblePosition result; |
| 1347 | std::optional<SimpleRange> range; |
| 1348 | SelectionWasFlipped selectionFlipped = SelectionWasFlipped::No; |
| 1349 | |
| 1350 | auto shouldUseOldExtentAsNewBase = [&] { |
| 1351 | return frame.settings().visuallyContiguousBidiTextSelectionEnabled() |
| 1352 | && crossesBidiTextBoundaryInSameLine(result, baseIsStart ? selectionEnd : selectionStart); |
| 1353 | }; |
| 1354 | |
| 1355 | if (targetNode) |
| 1356 | result = frame.eventHandler().selectionExtentRespectingEditingBoundary(frame.selection().selection(), hitTest.localPoint(), targetNode.get()).deepEquivalent(); |
| 1357 | else |
| 1358 | result = frame.visiblePositionForPoint(pointInDocument).deepEquivalent(); |
| 1359 | |
| 1360 | if (baseIsStart) { |
| 1361 | bool flipSelection = result < selectionStart; |
| 1362 | |
| 1363 | if ((flipSelection && !selectionFlippingEnabled) || result == selectionStart) |
| 1364 | result = selectionStart.next(); |
| 1365 | else if (RefPtr containerNode = selectionStart.deepEquivalent().containerNode(); containerNode && targetNode && &containerNode->treeScope() != &targetNode->treeScope()) |
| 1366 | result = VisibleSelection::adjustPositionForEnd(result.deepEquivalent(), containerNode.get()); |
| 1367 | |
| 1368 | if (selectionFlippingEnabled && flipSelection) { |
| 1369 | range = makeSimpleRange(result, shouldUseOldExtentAsNewBase() ? selectionEnd : selectionStart); |
| 1370 | selectionFlipped = SelectionWasFlipped::Yes; |
| 1371 | } else |
| 1372 | range = makeSimpleRange(selectionStart, result); |
| 1373 | } else { |
| 1374 | bool flipSelection = selectionEnd < result; |
| 1375 | |
| 1376 | if ((flipSelection && !selectionFlippingEnabled) || result == selectionEnd) |
| 1377 | result = selectionEnd.previous(); |
| 1378 | else if (RefPtr containerNode = selectionEnd.deepEquivalent().containerNode(); containerNode && targetNode && &containerNode->treeScope() != &targetNode->treeScope()) |
| 1379 | result = VisibleSelection::adjustPositionForStart(result.deepEquivalent(), containerNode.get()); |
| 1380 | |
| 1381 | if (selectionFlippingEnabled && flipSelection) { |
| 1382 | range = makeSimpleRange(shouldUseOldExtentAsNewBase() ? selectionStart : selectionEnd, result); |
| 1383 | selectionFlipped = SelectionWasFlipped::Yes; |
| 1384 | } else |
| 1385 | range = makeSimpleRange(result, selectionEnd); |
| 1386 | } |
| 1387 | |
| 1388 | if (range && ImageOverlay::isInsideOverlay(*range)) |
| 1389 | return { expandForImageOverlay(*range), SelectionWasFlipped::No }; |
| 1390 | |
| 1391 | return { range, selectionFlipped }; |
| 1392 | } |
| 1393 | |
| 1394 | static std::optional<SimpleRange> rangeAtWordBoundaryForPosition(LocalFrame* frame, const VisiblePosition& position, bool baseIsStart) |
| 1395 | { |
| 1396 | SelectionDirection sameDirection = baseIsStart ? SelectionDirection::Forward : SelectionDirection::Backward; |
| 1397 | SelectionDirection oppositeDirection = baseIsStart ? SelectionDirection::Backward : SelectionDirection::Forward; |
| 1398 | VisiblePosition base = baseIsStart ? frame->selection().selection().visibleStart() : frame->selection().selection().visibleEnd(); |
| 1399 | VisiblePosition extent = baseIsStart ? frame->selection().selection().visibleEnd() : frame->selection().selection().visibleStart(); |
| 1400 | VisiblePosition initialExtent = position; |
| 1401 | |
| 1402 | if (atBoundaryOfGranularity(extent, TextGranularity::WordGranularity, sameDirection)) { |
| 1403 | // This is a word boundary. Leave selection where it is. |
| 1404 | return std::nullopt; |
| 1405 | } |
| 1406 | |
| 1407 | if (atBoundaryOfGranularity(extent, TextGranularity::WordGranularity, oppositeDirection)) { |
| 1408 | // This is a word boundary in the wrong direction. Nudge the selection to a character before proceeding. |
| 1409 | extent = baseIsStart ? extent.previous() : extent.next(); |
| 1410 | } |
| 1411 | |
| 1412 | // Extend to the boundary of the word. |
| 1413 | |
| 1414 | VisiblePosition wordBoundary = positionOfNextBoundaryOfGranularity(extent, TextGranularity::WordGranularity, sameDirection); |
| 1415 | if (wordBoundary.isNotNull() |
| 1416 | && atBoundaryOfGranularity(wordBoundary, TextGranularity::WordGranularity, sameDirection) |
| 1417 | && initialExtent != wordBoundary) { |
| 1418 | extent = wordBoundary; |
| 1419 | if (!(base < extent)) |
| 1420 | std::swap(base, extent); |
| 1421 | return makeSimpleRange(base, extent); |
| 1422 | } |
| 1423 | // Conversely, if the initial extent equals the current word boundary, then |
| 1424 | // run the rest of this function to see if the selection should extend |
| 1425 | // the other direction to the other word. |
| 1426 | |
| 1427 | // If this is where the extent was initially, then iterate in the other direction in the document until we hit the next word. |
| 1428 | while (extent.isNotNull() |
| 1429 | && !atBoundaryOfGranularity(extent, TextGranularity::WordGranularity, sameDirection) |
| 1430 | && extent != base |
| 1431 | && !atBoundaryOfGranularity(extent, TextGranularity::LineGranularity, sameDirection) |
| 1432 | && !atBoundaryOfGranularity(extent, TextGranularity::LineGranularity, oppositeDirection)) { |
| 1433 | extent = baseIsStart ? extent.next() : extent.previous(); |
| 1434 | } |
| 1435 | |
| 1436 | // Don't let the smart extension make the extent equal the base. |
| 1437 | // Expand out to word boundary. |
| 1438 | if (extent.isNull() || extent == base) |
| 1439 | extent = wordBoundary; |
| 1440 | if (extent.isNull()) |
| 1441 | return std::nullopt; |
| 1442 | |
| 1443 | if (!(base < extent)) |
| 1444 | std::swap(base, extent); |
| 1445 | return makeSimpleRange(base, extent); |
| 1446 | } |
| 1447 | |
| 1448 | IntRect WebPage::rootViewBounds(const Node& node) |
| 1449 | { |
| 1450 | RefPtr frame = node.document().frame(); |
| 1451 | if (!frame) |
| 1452 | return { }; |
| 1453 | |
| 1454 | RefPtr view = frame->view(); |
| 1455 | if (!view) |
| 1456 | return { }; |
| 1457 | |
| 1458 | CheckedPtr renderer = node.renderer(); |
| 1459 | if (!renderer) |
| 1460 | return { }; |
| 1461 | |
| 1462 | return view->contentsToRootView(renderer->absoluteBoundingBoxRect()); |
| 1463 | } |
| 1464 | |
| 1465 | void WebPage::clearSelection() |
| 1466 | { |
| 1467 | m_startingGestureRange = std::nullopt; |
| 1468 | RefPtr focusedOrMainFrame = protect(*m_page)->focusController().focusedOrMainFrame(); |
| 1469 | protect(focusedOrMainFrame->selection())->clear(); |
| 1470 | #if ENABLE(PDF_PLUGIN)(defined 1 && 1) |
| 1471 | if (RefPtr pluginView = pluginViewForFrame(focusedOrMainFrame.get())) |
| 1472 | pluginView->clearSelection(); |
| 1473 | #endif |
| 1474 | } |
| 1475 | |
| 1476 | void WebPage::dispatchSyntheticMouseEventsForSelectionGesture(SelectionTouch touch, const IntPoint& point) |
| 1477 | { |
| 1478 | RefPtr frame = m_page->focusController().focusedOrMainFrame(); |
| 1479 | if (!frame) |
| 1480 | return; |
| 1481 | |
| 1482 | if (!frame->selection().selection().isContentEditable()) |
| 1483 | return; |
| 1484 | |
| 1485 | IntRect focusedElementRect; |
| 1486 | if (m_focusedElement) |
| 1487 | focusedElementRect = rootViewInteractionBounds(*protect(m_focusedElement)); |
| 1488 | |
| 1489 | if (focusedElementRect.isEmpty()) |
| 1490 | return; |
| 1491 | |
| 1492 | RefPtr localMainFrame = protect(m_page)->localMainFrame(); |
| 1493 | if (!localMainFrame) |
| 1494 | return; |
| 1495 | |
| 1496 | auto adjustedPoint = point.constrainedBetween(focusedElementRect.minXMinYCorner(), focusedElementRect.maxXMaxYCorner()); |
| 1497 | auto& eventHandler = localMainFrame->eventHandler(); |
| 1498 | switch (touch) { |
| 1499 | case SelectionTouch::Started: |
| 1500 | eventHandler.handleMousePressEvent({ adjustedPoint, adjustedPoint, MouseButton::Left, PlatformEvent::Type::MousePressed, 1, { }, MonotonicTime::now(), WebCore::ForceAtClick, WebCore::SyntheticClickType::NoTap, WebCore::MouseEventInputSource::UserDriven }); |
| 1501 | break; |
| 1502 | case SelectionTouch::Moved: |
| 1503 | eventHandler.dispatchSyntheticMouseMove({ adjustedPoint, adjustedPoint, MouseButton::Left, PlatformEvent::Type::MouseMoved, 0, { }, MonotonicTime::now(), WebCore::ForceAtClick, WebCore::SyntheticClickType::NoTap, WebCore::MouseEventInputSource::UserDriven }); |
| 1504 | break; |
| 1505 | case SelectionTouch::Ended: |
| 1506 | case SelectionTouch::EndedMovingForward: |
| 1507 | case SelectionTouch::EndedMovingBackward: |
| 1508 | case SelectionTouch::EndedNotMoving: |
| 1509 | eventHandler.handleMouseReleaseEvent({ adjustedPoint, adjustedPoint, MouseButton::Left, PlatformEvent::Type::MouseReleased, 1, { }, MonotonicTime::now(), WebCore::ForceAtClick, WebCore::SyntheticClickType::NoTap, WebCore::MouseEventInputSource::UserDriven }); |
| 1510 | break; |
| 1511 | } |
| 1512 | } |
| 1513 | |
| 1514 | void WebPage::clearSelectionAfterTappingSelectionHighlightIfNeeded(WebCore::FloatPoint location) |
| 1515 | { |
| 1516 | RefPtr localMainFrame = protect(m_page)->localMainFrame(); |
| 1517 | if (!localMainFrame) |
| 1518 | return; |
| 1519 | |
| 1520 | auto result = localMainFrame->eventHandler().hitTestResultAtPoint(LayoutPoint { location }, { |
| 1521 | HitTestRequest::Type::ReadOnly, |
| 1522 | HitTestRequest::Type::AllowVisibleChildFrameContentOnly, |
| 1523 | HitTestRequest::Type::IncludeAllElementsUnderPoint, |
| 1524 | HitTestRequest::Type::CollectMultipleElements, |
| 1525 | }); |
| 1526 | |
| 1527 | bool tappedVideo = false; |
| 1528 | bool tappedLiveText = false; |
| 1529 | for (Ref node : result.listBasedTestResult()) { |
| 1530 | if (is<HTMLVideoElement>(node)) |
| 1531 | tappedVideo = true; |
| 1532 | else if (ImageOverlay::isOverlayText(node)) |
| 1533 | tappedLiveText = true; |
| 1534 | } |
| 1535 | |
| 1536 | if (tappedVideo && !tappedLiveText) |
| 1537 | clearSelection(); |
| 1538 | } |
| 1539 | |
| 1540 | bool WebPage::shouldDrawVisuallyContiguousBidiSelection() const |
| 1541 | { |
| 1542 | return m_page->settings().visuallyContiguousBidiTextSelectionEnabled() && m_activeTextInteractionSources; |
| 1543 | } |
| 1544 | |
| 1545 | void WebPage::addTextInteractionSources(OptionSet<TextInteractionSource> sources) |
| 1546 | { |
| 1547 | if (sources.isEmpty()) |
| 1548 | return; |
| 1549 | |
| 1550 | bool wasEmpty = m_activeTextInteractionSources.isEmpty(); |
| 1551 | m_activeTextInteractionSources.add(sources); |
| 1552 | if (!wasEmpty) |
| 1553 | return; |
| 1554 | |
| 1555 | if (m_page->settings().visuallyContiguousBidiTextSelectionEnabled()) |
| 1556 | scheduleFullEditorStateUpdate(); |
| 1557 | } |
| 1558 | |
| 1559 | void WebPage::removeTextInteractionSources(OptionSet<TextInteractionSource> sources) |
| 1560 | { |
| 1561 | if (m_activeTextInteractionSources.isEmpty()) |
| 1562 | return; |
| 1563 | |
| 1564 | m_activeTextInteractionSources.remove(sources); |
| 1565 | |
| 1566 | if (!m_activeTextInteractionSources.isEmpty()) |
| 1567 | return; |
| 1568 | |
| 1569 | if (!m_page->settings().visuallyContiguousBidiTextSelectionEnabled()) |
| 1570 | return; |
| 1571 | |
| 1572 | RefPtr frame = m_page->focusController().focusedOrMainFrame(); |
| 1573 | if (!frame) |
| 1574 | return; |
| 1575 | |
| 1576 | auto originalSelection = frame->selection().selection(); |
| 1577 | if (!originalSelection.isNonOrphanedRange()) |
| 1578 | return; |
| 1579 | |
| 1580 | auto originalSelectedRange = originalSelection.toNormalizedRange(); |
| 1581 | if (!originalSelectedRange) |
| 1582 | return; |
| 1583 | |
| 1584 | auto adjustedRange = adjustToVisuallyContiguousRange(*originalSelectedRange); |
| 1585 | if (originalSelectedRange == adjustedRange) |
| 1586 | return; |
| 1587 | |
| 1588 | protect(frame->selection())->setSelectedRange(adjustedRange, originalSelection.affinity(), FrameSelection::ShouldCloseTyping::Yes, UserTriggered::Yes); |
| 1589 | } |
| 1590 | |
| 1591 | void WebPage::updateSelectionWithTouches(const IntPoint& point, SelectionTouch selectionTouch, bool baseIsStart, CompletionHandler<void(const WebCore::IntPoint&, SelectionTouch, OptionSet<SelectionFlags>)>&& completionHandler) |
| 1592 | { |
| 1593 | RefPtr frame = m_page->focusController().focusedOrMainFrame(); |
| 1594 | if (!frame) |
| 1595 | return completionHandler(point, selectionTouch, { }); |
| 1596 | |
| 1597 | #if ENABLE(PDF_PLUGIN)(defined 1 && 1) |
| 1598 | if (RefPtr pluginView = focusedPluginViewForFrame(*frame)) { |
| 1599 | OptionSet<SelectionFlags> resultFlags; |
| 1600 | auto startOrEnd = baseIsStart ? SelectionEndpoint::End : SelectionEndpoint::Start; |
| 1601 | if (pluginView->moveSelectionEndpoint(point, startOrEnd) == SelectionWasFlipped::Yes) |
| 1602 | resultFlags.add(SelectionFlags::SelectionFlipped); |
| 1603 | return completionHandler(point, selectionTouch, resultFlags); |
| 1604 | } |
| 1605 | #endif |
| 1606 | |
| 1607 | if (selectionTouch == SelectionTouch::Moved |
| 1608 | && m_bidiSelectionFlippingState != BidiSelectionFlippingState::NotFlipping |
| 1609 | && baseIsStart == (m_bidiSelectionFlippingState == BidiSelectionFlippingState::FlippingToStart)) { |
| 1610 | // The last selection update caused the selection base and extent to swap. Ignore any in-flight selection |
| 1611 | // update that's still trying to adjust the new selection base (after flipping). |
| 1612 | return completionHandler(point, selectionTouch, { }); |
| 1613 | } |
| 1614 | |
| 1615 | if (selectionTouch == SelectionTouch::Started) |
| 1616 | addTextInteractionSources(TextInteractionSource::Touch); |
| 1617 | |
| 1618 | IntPoint pointInDocument = RefPtr(frame->view())->rootViewToContents(point); |
| 1619 | VisiblePosition position = frame->visiblePositionForPoint(pointInDocument); |
| 1620 | if (position.isNull()) |
| 1621 | return completionHandler(point, selectionTouch, { }); |
| 1622 | |
| 1623 | if (shouldDispatchSyntheticMouseEventsWhenModifyingSelection()) |
| 1624 | dispatchSyntheticMouseEventsForSelectionGesture(selectionTouch, point); |
| 1625 | |
| 1626 | std::optional<SimpleRange> range; |
| 1627 | OptionSet<SelectionFlags> flags; |
| 1628 | SelectionWasFlipped selectionFlipped = SelectionWasFlipped::No; |
| 1629 | |
| 1630 | switch (selectionTouch) { |
| 1631 | case SelectionTouch::Started: |
| 1632 | case SelectionTouch::EndedNotMoving: |
| 1633 | break; |
| 1634 | |
| 1635 | case SelectionTouch::Ended: |
| 1636 | if (frame->selection().selection().isContentEditable()) |
| 1637 | range = makeSimpleRange(closestWordBoundaryForPosition(position)); |
| 1638 | else |
| 1639 | std::tie(range, selectionFlipped) = rangeForPointInRootViewCoordinates(*frame, point, baseIsStart, selectionFlippingEnabled()); |
| 1640 | break; |
| 1641 | |
| 1642 | case SelectionTouch::EndedMovingForward: |
| 1643 | case SelectionTouch::EndedMovingBackward: |
| 1644 | range = rangeAtWordBoundaryForPosition(frame.get(), position, baseIsStart); |
| 1645 | break; |
| 1646 | |
| 1647 | case SelectionTouch::Moved: |
| 1648 | std::tie(range, selectionFlipped) = rangeForPointInRootViewCoordinates(*frame, point, baseIsStart, selectionFlippingEnabled()); |
| 1649 | break; |
| 1650 | } |
| 1651 | |
| 1652 | if (range) |
| 1653 | protect(frame->selection())->setSelectedRange(range, position.affinity(), WebCore::FrameSelection::ShouldCloseTyping::Yes, UserTriggered::Yes); |
| 1654 | |
| 1655 | switch (selectionTouch) { |
| 1656 | case SelectionTouch::Started: |
| 1657 | case SelectionTouch::Moved: |
| 1658 | break; |
| 1659 | case SelectionTouch::Ended: |
| 1660 | case SelectionTouch::EndedMovingForward: |
| 1661 | case SelectionTouch::EndedMovingBackward: |
| 1662 | case SelectionTouch::EndedNotMoving: |
| 1663 | removeTextInteractionSources(TextInteractionSource::Touch); |
| 1664 | break; |
| 1665 | } |
| 1666 | |
| 1667 | if (selectionFlipped == SelectionWasFlipped::Yes) { |
| 1668 | flags.add(SelectionFlags::SelectionFlipped); |
| 1669 | m_bidiSelectionFlippingState = baseIsStart ? BidiSelectionFlippingState::FlippingToStart : BidiSelectionFlippingState::FlippingToEnd; |
| 1670 | } else |
| 1671 | m_bidiSelectionFlippingState = BidiSelectionFlippingState::NotFlipping; |
| 1672 | |
| 1673 | completionHandler(point, selectionTouch, flags); |
| 1674 | } |
| 1675 | |
| 1676 | void WebPage::selectWithTwoTouches(const WebCore::IntPoint& from, const WebCore::IntPoint& to, GestureType gestureType, GestureRecognizerState gestureState, CompletionHandler<void(const WebCore::IntPoint&, GestureType, GestureRecognizerState, OptionSet<SelectionFlags>)>&& completionHandler) |
| 1677 | { |
| 1678 | RefPtr frame = m_page->focusController().focusedOrMainFrame(); |
| 1679 | if (!frame) |
| 1680 | return; |
| 1681 | |
| 1682 | RefPtr view = frame->view(); |
| 1683 | auto fromPosition = frame->visiblePositionForPoint(view->rootViewToContents(from)); |
| 1684 | auto toPosition = frame->visiblePositionForPoint(view->rootViewToContents(to)); |
| 1685 | if (auto range = makeSimpleRange(fromPosition, toPosition)) { |
| 1686 | if (!(fromPosition < toPosition)) |
| 1687 | std::swap(range->start, range->end); |
| 1688 | protect(frame->selection())->setSelectedRange(range, fromPosition.affinity(), WebCore::FrameSelection::ShouldCloseTyping::Yes, UserTriggered::Yes); |
| 1689 | } |
| 1690 | |
| 1691 | // We can use the same callback for the gestures with one point. |
| 1692 | completionHandler(from, gestureType, gestureState, { }); |
| 1693 | } |
| 1694 | |
| 1695 | void WebPage::extendSelectionForReplacement(CompletionHandler<void()>&& completion) |
| 1696 | { |
| 1697 | auto callCompletionHandlerOnExit = makeScopeExit(WTF::move(completion)); |
| 1698 | |
| 1699 | RefPtr frame = m_page->focusController().focusedOrMainFrame(); |
| 1700 | if (!frame) |
| 1701 | return; |
| 1702 | |
| 1703 | RefPtr document = frame->document(); |
| 1704 | if (!document) |
| 1705 | return; |
| 1706 | |
| 1707 | auto selectedRange = frame->selection().selection().range(); |
| 1708 | if (!selectedRange || !selectedRange->collapsed()) |
| 1709 | return; |
| 1710 | |
| 1711 | VisiblePosition position = frame->selection().selection().start(); |
| 1712 | RefPtr container = position.deepEquivalent().containerNode(); |
| 1713 | if (!container) |
| 1714 | return; |
| 1715 | |
| 1716 | auto markerRanges = protect(document->markers())->markersFor(*container, { DocumentMarkerType::DictationAlternatives, DocumentMarkerType::CorrectionIndicator }).map([&](auto& marker) { |
| 1717 | return makeSimpleRange(*container, *marker); |
| 1718 | }); |
| 1719 | |
| 1720 | std::optional<SimpleRange> rangeToSelect; |
| 1721 | for (auto& markerRange : markerRanges) { |
| 1722 | if (contains(makeVisiblePositionRange(markerRange), position)) { |
| 1723 | // In practice, dictation markers should only span a single text node, so it's sufficient to |
| 1724 | // grab the first matching range (instead of taking the union of all intersecting ranges). |
| 1725 | rangeToSelect = markerRange; |
| 1726 | break; |
| 1727 | } |
| 1728 | } |
| 1729 | |
| 1730 | if (!rangeToSelect) |
| 1731 | rangeToSelect = wordRangeFromPosition(position); |
| 1732 | |
| 1733 | if (!rangeToSelect) |
| 1734 | return; |
| 1735 | |
| 1736 | if (auto lastRange = std::exchange(m_lastSelectedReplacementRange, { }); lastRange && makeSimpleRange(*lastRange) == rangeToSelect) |
| 1737 | return; |
| 1738 | |
| 1739 | setSelectedRangeDispatchingSyntheticMouseEventsIfNeeded(*rangeToSelect, position.affinity()); |
| 1740 | m_lastSelectedReplacementRange = rangeToSelect->makeWeakSimpleRange(); |
| 1741 | } |
| 1742 | |
| 1743 | void WebPage::resetLastSelectedReplacementRangeIfNeeded() |
| 1744 | { |
| 1745 | if (!m_lastSelectedReplacementRange) |
| 1746 | return; |
| 1747 | |
| 1748 | auto replacementRange = makeSimpleRange(*m_lastSelectedReplacementRange); |
| 1749 | if (!replacementRange) { |
| 1750 | m_lastSelectedReplacementRange = { }; |
| 1751 | return; |
| 1752 | } |
| 1753 | |
| 1754 | RefPtr frame = m_page->focusController().focusedOrMainFrame(); |
| 1755 | if (!frame) { |
| 1756 | m_lastSelectedReplacementRange = { }; |
| 1757 | return; |
| 1758 | } |
| 1759 | |
| 1760 | auto selectedRange = frame->selection().selection().toNormalizedRange(); |
| 1761 | if (!selectedRange) { |
| 1762 | m_lastSelectedReplacementRange = { }; |
| 1763 | return; |
| 1764 | } |
| 1765 | |
| 1766 | if (!contains(ComposedTree, *replacementRange, *selectedRange)) |
| 1767 | m_lastSelectedReplacementRange = { }; |
| 1768 | } |
| 1769 | |
| 1770 | void WebPage::extendSelection(WebCore::TextGranularity granularity, CompletionHandler<void()>&& completionHandler) |
| 1771 | { |
| 1772 | auto callCompletionHandlerOnExit = makeScopeExit(WTF::move(completionHandler)); |
| 1773 | |
| 1774 | RefPtr frame = m_page->focusController().focusedOrMainFrame(); |
| 1775 | if (!frame) |
| 1776 | return; |
| 1777 | |
| 1778 | // For the moment we handle only TextGranularity::WordGranularity. |
| 1779 | if (granularity != TextGranularity::WordGranularity || !frame->selection().isCaret()) |
| 1780 | return; |
| 1781 | |
| 1782 | VisiblePosition position = frame->selection().selection().start(); |
| 1783 | auto wordRange = wordRangeFromPosition(position); |
| 1784 | if (!wordRange) |
| 1785 | return; |
| 1786 | |
| 1787 | setSelectedRangeDispatchingSyntheticMouseEventsIfNeeded(*wordRange, position.affinity()); |
| 1788 | } |
| 1789 | |
| 1790 | void WebPage::setSelectedRangeDispatchingSyntheticMouseEventsIfNeeded(const SimpleRange& range, Affinity affinity) |
| 1791 | { |
| 1792 | RefPtr frame = m_page->focusController().focusedOrMainFrame(); |
| 1793 | if (!frame) |
| 1794 | return; |
| 1795 | |
| 1796 | IntPoint endLocationForSyntheticMouseEvents; |
| 1797 | bool shouldDispatchMouseEvents = shouldDispatchSyntheticMouseEventsWhenModifyingSelection(); |
| 1798 | if (shouldDispatchMouseEvents) { |
| 1799 | RefPtr view = frame->view(); |
| 1800 | auto startLocationForSyntheticMouseEvents = view->contentsToRootView(VisiblePosition(makeDeprecatedLegacyPosition(range.start)).absoluteCaretBounds()).center(); |
| 1801 | endLocationForSyntheticMouseEvents = view->contentsToRootView(VisiblePosition(makeDeprecatedLegacyPosition(range.end)).absoluteCaretBounds()).center(); |
| 1802 | dispatchSyntheticMouseEventsForSelectionGesture(SelectionTouch::Started, startLocationForSyntheticMouseEvents); |
| 1803 | dispatchSyntheticMouseEventsForSelectionGesture(SelectionTouch::Moved, endLocationForSyntheticMouseEvents); |
| 1804 | } |
| 1805 | |
| 1806 | protect(frame->selection())->setSelectedRange(range, affinity, WebCore::FrameSelection::ShouldCloseTyping::Yes, UserTriggered::Yes); |
| 1807 | |
| 1808 | if (shouldDispatchMouseEvents) |
| 1809 | dispatchSyntheticMouseEventsForSelectionGesture(SelectionTouch::Ended, endLocationForSyntheticMouseEvents); |
| 1810 | } |
| 1811 | |
| 1812 | void WebPage::platformDidSelectAll() |
| 1813 | { |
| 1814 | if (!shouldDispatchSyntheticMouseEventsWhenModifyingSelection()) |
| 1815 | return; |
| 1816 | |
| 1817 | RefPtr frame = m_page->focusController().focusedOrMainFrame(); |
| 1818 | if (!frame) |
| 1819 | return; |
| 1820 | |
| 1821 | RefPtr view = frame->view(); |
| 1822 | auto startCaretRect = view->contentsToRootView(VisiblePosition(frame->selection().selection().start()).absoluteCaretBounds()); |
| 1823 | auto endCaretRect = view->contentsToRootView(VisiblePosition(frame->selection().selection().end()).absoluteCaretBounds()); |
| 1824 | dispatchSyntheticMouseEventsForSelectionGesture(SelectionTouch::Started, startCaretRect.center()); |
| 1825 | dispatchSyntheticMouseEventsForSelectionGesture(SelectionTouch::Moved, endCaretRect.center()); |
| 1826 | dispatchSyntheticMouseEventsForSelectionGesture(SelectionTouch::Ended, endCaretRect.center()); |
| 1827 | } |
| 1828 | |
| 1829 | void WebPage::selectWordBackward() |
| 1830 | { |
| 1831 | RefPtr frame = m_page->focusController().focusedOrMainFrame(); |
| 1832 | if (!frame) |
| 1833 | return; |
| 1834 | |
| 1835 | if (!frame->selection().isCaret()) |
| 1836 | return; |
| 1837 | |
| 1838 | auto position = frame->selection().selection().visibleStart(); |
| 1839 | auto startPosition = positionOfNextBoundaryOfGranularity(position, TextGranularity::WordGranularity, SelectionDirection::Backward); |
| 1840 | if (startPosition.isNull() || startPosition == position) |
| 1841 | return; |
| 1842 | |
| 1843 | protect(frame->selection())->setSelectedRange(makeSimpleRange(startPosition, position), position.affinity(), WebCore::FrameSelection::ShouldCloseTyping::Yes, UserTriggered::Yes); |
| 1844 | } |
| 1845 | |
| 1846 | void WebPage::moveSelectionByOffset(int32_t offset, CompletionHandler<void()>&& completionHandler) |
| 1847 | { |
| 1848 | RefPtr frame = m_page->focusController().focusedOrMainFrame(); |
| 1849 | if (!frame) |
| 1850 | return; |
| 1851 | |
| 1852 | VisiblePosition startPosition = frame->selection().selection().end(); |
| 1853 | if (startPosition.isNull()) |
| 1854 | return; |
| 1855 | SelectionDirection direction = offset < 0 ? SelectionDirection::Backward : SelectionDirection::Forward; |
| 1856 | VisiblePosition position = startPosition; |
| 1857 | for (int i = 0; i < std::abs(offset); ++i) { |
| 1858 | position = positionOfNextBoundaryOfGranularity(position, TextGranularity::CharacterGranularity, direction); |
| 1859 | if (position.isNull()) |
| 1860 | break; |
| 1861 | } |
| 1862 | if (position.isNotNull() && startPosition != position) |
| 1863 | protect(frame->selection())->setSelectedRange(makeSimpleRange(position), position.affinity(), WebCore::FrameSelection::ShouldCloseTyping::Yes, UserTriggered::Yes); |
| 1864 | completionHandler(); |
| 1865 | } |
| 1866 | |
| 1867 | void WebPage::startAutoscrollAtPosition(const WebCore::FloatPoint& positionInWindow) |
| 1868 | { |
| 1869 | RefPtr frame = m_page->focusController().focusedOrMainFrame(); |
| 1870 | if (!frame) |
| 1871 | return; |
| 1872 | |
| 1873 | if (m_focusedElement && m_focusedElement->renderer()) { |
| 1874 | frame->eventHandler().startSelectionAutoscroll(protect(m_focusedElement->renderer()), positionInWindow); |
| 1875 | return; |
| 1876 | } |
| 1877 | |
| 1878 | auto& selection = frame->selection().selection(); |
| 1879 | if (!selection.isRange()) |
| 1880 | return; |
| 1881 | |
| 1882 | auto range = selection.toNormalizedRange(); |
| 1883 | if (!range) |
| 1884 | return; |
| 1885 | |
| 1886 | CheckedPtr renderer = range->start.container->renderer(); |
| 1887 | if (!renderer) |
| 1888 | return; |
| 1889 | |
| 1890 | frame->eventHandler().startSelectionAutoscroll(renderer, positionInWindow); |
| 1891 | } |
| 1892 | |
| 1893 | void WebPage::cancelAutoscroll() |
| 1894 | { |
| 1895 | if (RefPtr frame = m_page->focusController().focusedOrMainFrame()) |
| 1896 | frame->eventHandler().cancelSelectionAutoscroll(); |
| 1897 | } |
| 1898 | |
| 1899 | void WebPage::requestEvasionRectsAboveSelection(CompletionHandler<void(const Vector<FloatRect>&)>&& reply) |
| 1900 | { |
| 1901 | RefPtr frame = m_page->focusController().focusedOrMainFrame(); |
| 1902 | if (!frame) |
| 1903 | return reply({ }); |
| 1904 | |
| 1905 | RefPtr frameView = frame->view(); |
| 1906 | if (!frameView) { |
| 1907 | reply({ }); |
| 1908 | return; |
| 1909 | } |
| 1910 | |
| 1911 | auto selection = frame->selection().selection(); |
| 1912 | if (selection.isNone()) { |
| 1913 | reply({ }); |
| 1914 | return; |
| 1915 | } |
| 1916 | |
| 1917 | auto selectedRange = selection.toNormalizedRange(); |
| 1918 | if (!selectedRange) { |
| 1919 | reply({ }); |
| 1920 | return; |
| 1921 | } |
| 1922 | |
| 1923 | if (!m_focusedElement || !m_focusedElement->renderer() || isTransparentOrFullyClipped(*protect(m_focusedElement))) { |
| 1924 | reply({ }); |
| 1925 | return; |
| 1926 | } |
| 1927 | |
| 1928 | float scaleFactor = pageScaleFactor(); |
| 1929 | const double factorOfContentArea = 0.5; |
| 1930 | RefPtr localMainFrame = protect(m_page)->localMainFrame(); |
| 1931 | if (!localMainFrame) { |
| 1932 | reply({ }); |
| 1933 | return; |
| 1934 | } |
| 1935 | |
| 1936 | auto unobscuredContentArea = RefPtr(localMainFrame->view())->unobscuredContentRect().area(); |
| 1937 | if (unobscuredContentArea.hasOverflowed()) { |
| 1938 | reply({ }); |
| 1939 | return; |
| 1940 | } |
| 1941 | |
| 1942 | double contextMenuAreaLimit = factorOfContentArea * scaleFactor * unobscuredContentArea.value(); |
| 1943 | |
| 1944 | FloatRect selectionBoundsInRootViewCoordinates; |
| 1945 | if (selection.isRange()) |
| 1946 | selectionBoundsInRootViewCoordinates = frameView->contentsToRootView(unionRect(RenderObject::absoluteTextRects(*selectedRange))); |
| 1947 | else |
| 1948 | selectionBoundsInRootViewCoordinates = frameView->contentsToRootView(protect(frame->selection())->absoluteCaretBounds()); |
| 1949 | |
| 1950 | auto centerOfTargetBounds = selectionBoundsInRootViewCoordinates.center(); |
| 1951 | FloatPoint centerTopInRootViewCoordinates { centerOfTargetBounds.x(), selectionBoundsInRootViewCoordinates.y() }; |
| 1952 | |
| 1953 | auto clickableNonEditableNode = [&](const FloatPoint& locationInRootViewCoordinates) -> RefPtr<Node> { |
| 1954 | RefPtr localMainFrame = protect(m_page)->localMainFrame(); |
| 1955 | if (!localMainFrame) |
| 1956 | return nullptr; |
| 1957 | |
| 1958 | FloatPoint adjustedPoint; |
| 1959 | RefPtr hitNode = Ref(*localMainFrame)->nodeRespondingToClickEvents(locationInRootViewCoordinates, adjustedPoint); |
| 1960 | if (!hitNode || is<HTMLBodyElement>(hitNode) || is<Document>(hitNode) || hitNode->hasEditableStyle()) |
| 1961 | return nullptr; |
| 1962 | |
| 1963 | return hitNode; |
| 1964 | }; |
| 1965 | |
| 1966 | // This heuristic attempts to find a list of rects to avoid when showing the callout menu on iOS. |
| 1967 | // First, hit-test several points above the bounds of the selection rect in search of clickable nodes that are not editable. |
| 1968 | // Secondly, hit-test several points around the edges of the selection rect and exclude any nodes found in the first round of |
| 1969 | // hit-testing if these nodes are also reachable by moving outwards from the left, right, or bottom edges of the selection. |
| 1970 | // Additionally, exclude any hit-tested nodes that are either very large relative to the size of the root view, or completely |
| 1971 | // encompass the selection bounds. The resulting rects are the bounds of these hit-tested nodes in root view coordinates. |
| 1972 | HashSet<Ref<Node>> hitTestedNodes; |
| 1973 | Vector<FloatRect> rectsToAvoidInRootViewCoordinates; |
| 1974 | const Vector<FloatPoint, 5> offsetsForHitTesting { { -30, -50 }, { 30, -50 }, { -60, -35 }, { 60, -35 }, { 0, -20 } }; |
| 1975 | for (auto offset : offsetsForHitTesting) { |
| 1976 | offset.scale(1 / scaleFactor); |
| 1977 | if (RefPtr hitNode = clickableNonEditableNode(centerTopInRootViewCoordinates + offset)) |
| 1978 | hitTestedNodes.add(*hitNode); |
| 1979 | } |
| 1980 | |
| 1981 | const float marginForHitTestingSurroundingNodes = 80 / scaleFactor; |
| 1982 | Vector<FloatPoint, 3> exclusionHitTestLocations { |
| 1983 | { selectionBoundsInRootViewCoordinates.x() - marginForHitTestingSurroundingNodes, centerOfTargetBounds.y() }, |
| 1984 | { centerOfTargetBounds.x(), selectionBoundsInRootViewCoordinates.maxY() + marginForHitTestingSurroundingNodes }, |
| 1985 | { selectionBoundsInRootViewCoordinates.maxX() + marginForHitTestingSurroundingNodes, centerOfTargetBounds.y() } |
| 1986 | }; |
| 1987 | |
| 1988 | for (auto& location : exclusionHitTestLocations) { |
| 1989 | if (RefPtr nodeToExclude = clickableNonEditableNode(location)) |
| 1990 | hitTestedNodes.remove(*nodeToExclude); |
| 1991 | } |
| 1992 | |
| 1993 | for (auto& node : hitTestedNodes) { |
| 1994 | RefPtr frameView = node->document().view(); |
| 1995 | CheckedPtr renderer = node->renderer(); |
| 1996 | if (!renderer || !frameView) |
| 1997 | continue; |
| 1998 | |
| 1999 | auto bounds = frameView->contentsToRootView(renderer->absoluteBoundingBoxRect()); |
| 2000 | auto area = bounds.area(); |
| 2001 | if (area.hasOverflowed() || area > contextMenuAreaLimit) |
| 2002 | continue; |
| 2003 | |
| 2004 | if (bounds.contains(enclosingIntRect(selectionBoundsInRootViewCoordinates))) |
| 2005 | continue; |
| 2006 | |
| 2007 | rectsToAvoidInRootViewCoordinates.append(WTF::move(bounds)); |
| 2008 | } |
| 2009 | |
| 2010 | reply(WTF::move(rectsToAvoidInRootViewCoordinates)); |
| 2011 | } |
| 2012 | |
| 2013 | void WebPage::getRectsForGranularityWithSelectionOffset(WebCore::TextGranularity granularity, int32_t offset, CompletionHandler<void(const Vector<WebCore::SelectionGeometry>&)>&& completionHandler) |
| 2014 | { |
| 2015 | RefPtr frame = m_page->focusController().focusedOrMainFrame(); |
| 2016 | if (!frame) |
| 2017 | return completionHandler({ }); |
| 2018 | |
| 2019 | auto selection = m_internals->storedSelectionForAccessibility.isNone() ? frame->selection().selection() : m_internals->storedSelectionForAccessibility; |
| 2020 | auto position = visiblePositionForPositionWithOffset(selection.visibleStart(), offset); |
| 2021 | auto direction = offset < 0 ? SelectionDirection::Backward : SelectionDirection::Forward; |
| 2022 | auto range = enclosingTextUnitOfGranularity(position, granularity, direction); |
| 2023 | if (!range || range->collapsed()) { |
| 2024 | completionHandler({ }); |
| 2025 | return; |
| 2026 | } |
| 2027 | |
| 2028 | auto selectionGeometries = RenderObject::collectSelectionGeometriesWithoutUnionInteriorLines(*range); |
| 2029 | RefPtr view = frame->view(); |
| 2030 | convertContentToRootView(*view, selectionGeometries); |
| 2031 | completionHandler(selectionGeometries); |
| 2032 | } |
| 2033 | |
| 2034 | void WebPage::storeSelectionForAccessibility(bool shouldStore) |
| 2035 | { |
| 2036 | if (!shouldStore) |
| 2037 | m_internals->storedSelectionForAccessibility = VisibleSelection(); |
| 2038 | else { |
| 2039 | if (RefPtr frame = m_page->focusController().focusedOrMainFrame()) |
| 2040 | m_internals->storedSelectionForAccessibility = frame->selection().selection(); |
| 2041 | } |
| 2042 | } |
| 2043 | |
| 2044 | static std::optional<SimpleRange> rangeNearPositionMatchesText(const VisiblePosition& position, const String& matchText, const VisibleSelection& selection) |
| 2045 | { |
| 2046 | auto liveRange = selection.firstRange(); |
| 2047 | if (!liveRange) |
| 2048 | return std::nullopt; |
| 2049 | SimpleRange range { *liveRange }; |
| 2050 | auto boundaryPoint = makeBoundaryPoint(position); |
| 2051 | if (!boundaryPoint) |
| 2052 | return std::nullopt; |
| 2053 | return findClosestPlainText(range, matchText, { }, characterCount({ range.start, *boundaryPoint }, TextIteratorBehavior::EmitsCharactersBetweenAllVisiblePositions)); |
| 2054 | } |
| 2055 | |
| 2056 | void WebPage::getRectsAtSelectionOffsetWithText(int32_t offset, const String& text, CompletionHandler<void(const Vector<WebCore::SelectionGeometry>&)>&& completionHandler) |
| 2057 | { |
| 2058 | RefPtr frame = m_page->focusController().focusedOrMainFrame(); |
| 2059 | if (!frame) |
| 2060 | return completionHandler({ }); |
| 2061 | auto& selection = m_internals->storedSelectionForAccessibility.isNone() ? frame->selection().selection() : m_internals->storedSelectionForAccessibility; |
| 2062 | auto startPosition = visiblePositionForPositionWithOffset(selection.visibleStart(), offset); |
| 2063 | auto range = makeSimpleRange(startPosition, visiblePositionForPositionWithOffset(startPosition, text.length())); |
| 2064 | if (!range || range->collapsed()) { |
| 2065 | completionHandler({ }); |
| 2066 | return; |
| 2067 | } |
| 2068 | |
| 2069 | if (plainTextForDisplay(*range) != text) { |
| 2070 | // Try to search for a range which is the closest to the position within the selection range that matches the passed in text. |
| 2071 | if (auto wordRange = rangeNearPositionMatchesText(startPosition, text, selection)) { |
| 2072 | if (!wordRange->collapsed()) |
| 2073 | range = *wordRange; |
| 2074 | } |
| 2075 | } |
| 2076 | |
| 2077 | auto selectionGeometries = RenderObject::collectSelectionGeometriesWithoutUnionInteriorLines(*range); |
| 2078 | RefPtr view = frame->view(); |
| 2079 | convertContentToRootView(*view, selectionGeometries); |
| 2080 | completionHandler(selectionGeometries); |
| 2081 | } |
| 2082 | |
| 2083 | void WebPage::selectPositionAtBoundaryWithDirection(const WebCore::IntPoint& point, WebCore::TextGranularity granularity, WebCore::SelectionDirection direction, bool isInteractingWithFocusedElement, CompletionHandler<void()>&& completionHandler) |
| 2084 | { |
| 2085 | RefPtr frame = m_page->focusController().focusedOrMainFrame(); |
| 2086 | if (!frame) |
| 2087 | return completionHandler(); |
| 2088 | |
| 2089 | VisiblePosition position = visiblePositionInFocusedNodeForPoint(*frame, point, isInteractingWithFocusedElement); |
| 2090 | |
| 2091 | if (position.isNotNull()) { |
| 2092 | position = positionOfNextBoundaryOfGranularity(position, granularity, direction); |
| 2093 | if (position.isNotNull()) |
| 2094 | protect(frame->selection())->setSelectedRange(makeSimpleRange(position), Affinity::Upstream, WebCore::FrameSelection::ShouldCloseTyping::Yes, UserTriggered::Yes); |
| 2095 | } |
| 2096 | completionHandler(); |
| 2097 | } |
| 2098 | |
| 2099 | void WebPage::moveSelectionAtBoundaryWithDirection(WebCore::TextGranularity granularity, WebCore::SelectionDirection direction, CompletionHandler<void()>&& completionHandler) |
| 2100 | { |
| 2101 | RefPtr frame = m_page->focusController().focusedOrMainFrame(); |
| 2102 | if (!frame) |
| 2103 | return completionHandler(); |
| 2104 | |
| 2105 | if (!frame->selection().selection().isNone()) { |
| 2106 | bool isForward = (direction == SelectionDirection::Forward || direction == SelectionDirection::Right); |
| 2107 | VisiblePosition position = (isForward) ? frame->selection().selection().visibleEnd() : frame->selection().selection().visibleStart(); |
| 2108 | position = positionOfNextBoundaryOfGranularity(position, granularity, direction); |
| 2109 | if (position.isNotNull()) |
| 2110 | protect(frame->selection())->setSelectedRange(makeSimpleRange(position), isForward? Affinity::Upstream : Affinity::Downstream, WebCore::FrameSelection::ShouldCloseTyping::Yes, UserTriggered::Yes); |
| 2111 | } |
| 2112 | completionHandler(); |
| 2113 | } |
| 2114 | |
| 2115 | void WebPage::beginSelectionInDirection(WebCore::SelectionDirection direction, CompletionHandler<void(bool)>&& completionHandler) |
| 2116 | { |
| 2117 | m_selectionAnchor = direction == SelectionDirection::Left ? SelectionAnchor::Start : SelectionAnchor::End; |
| 2118 | completionHandler(m_selectionAnchor == SelectionAnchor::Start); |
| 2119 | } |
| 2120 | |
| 2121 | void WebPage::didReleaseAllTouchPoints() |
| 2122 | { |
| 2123 | m_hasAnyActiveTouchPoints = false; |
| 2124 | removeTextInteractionSources(TextInteractionSource::Touch); |
| 2125 | } |
| 2126 | |
| 2127 | #if ENABLE(REVEAL)(defined 1 && 1) |
| 2128 | RevealItem WebPage::revealItemForCurrentSelection() |
| 2129 | { |
| 2130 | RefPtr frame = protect(*m_page)->focusController().focusedOrMainFrame(); |
| 2131 | if (!frame) |
| 2132 | return { }; |
| 2133 | |
| 2134 | auto selection = frame->selection().selection(); |
| 2135 | if (!selection.isNone()) { |
| 2136 | std::optional<SimpleRange> fullCharacterRange; |
| 2137 | if (selection.isRange()) { |
| 2138 | auto selectionStart = selection.visibleStart(); |
| 2139 | auto selectionEnd = selection.visibleEnd(); |
| 2140 | |
| 2141 | // As context, we are going to use the surrounding paragraphs of text. |
| 2142 | fullCharacterRange = makeSimpleRange(startOfParagraph(selectionStart), endOfParagraph(selectionEnd)); |
| 2143 | if (!fullCharacterRange) |
| 2144 | fullCharacterRange = makeSimpleRange(selectionStart, selectionEnd); |
| 2145 | |
| 2146 | if (fullCharacterRange) { |
| 2147 | auto selectionRange = NSMakeRange(characterCount(*makeSimpleRange(fullCharacterRange->start, selectionStart)), characterCount(*makeSimpleRange(selectionStart, selectionEnd))); |
| 2148 | String itemString = plainText(*fullCharacterRange); |
| 2149 | return { itemString, selectionRange }; |
| 2150 | } |
| 2151 | } |
| 2152 | } |
| 2153 | return { }; |
| 2154 | } |
| 2155 | |
| 2156 | void WebPage::requestRVItemInCurrentSelectedRange(CompletionHandler<void(const WebKit::RevealItem&)>&& completionHandler) |
| 2157 | { |
| 2158 | completionHandler(RevealItem(revealItemForCurrentSelection())); |
| 2159 | } |
| 2160 | |
| 2161 | void WebPage::prepareSelectionForContextMenuWithLocationInView(IntPoint point, CompletionHandler<void(bool, const RevealItem&)>&& completionHandler) |
| 2162 | { |
| 2163 | constexpr OptionSet hitType { HitTestRequest::Type::ReadOnly, HitTestRequest::Type::Active, HitTestRequest::Type::AllowVisibleChildFrameContentOnly }; |
| 2164 | RefPtr localMainFrame = protect(m_page)->localMainFrame(); |
| 2165 | if (!localMainFrame) |
| 2166 | return completionHandler(false, { }); |
| 2167 | Ref frame = *localMainFrame; |
| 2168 | auto result = frame->eventHandler().hitTestResultAtPoint(point, hitType); |
| 2169 | RefPtr hitNode = result.innerNonSharedNode(); |
| 2170 | if (!hitNode) |
| 2171 | return completionHandler(false, { }); |
| 2172 | |
| 2173 | if (RefPtr view = frame->view()) { |
| 2174 | auto pointInContents = view->rootViewToContents(point); |
| 2175 | |
| 2176 | if (protect(frame->selection())->contains(pointInContents)) |
| 2177 | return completionHandler(true, revealItemForCurrentSelection()); |
| 2178 | } |
| 2179 | |
| 2180 | auto sendEditorStateAndCallCompletionHandler = [this, protectedThis = Ref { *this }, completionHandler = WTF::move(completionHandler)](RevealItem&& item) mutable { |
| 2181 | layoutIfNeeded(); |
| 2182 | sendEditorStateUpdate(); |
| 2183 | completionHandler(true, WTF::move(item)); |
| 2184 | }; |
| 2185 | |
| 2186 | if (is<HTMLImageElement>(*hitNode) && hitNode->hasEditableStyle()) { |
| 2187 | auto range = makeRangeSelectingNode(*hitNode); |
| 2188 | if (range && protect(frame->selection())->setSelectedRange(range, Affinity::Upstream, FrameSelection::ShouldCloseTyping::Yes, UserTriggered::Yes)) |
| 2189 | return sendEditorStateAndCallCompletionHandler({ }); |
| 2190 | } |
| 2191 | |
| 2192 | frame->eventHandler().selectClosestContextualWordOrLinkFromHitTestResult(result, DontAppendTrailingWhitespace); |
| 2193 | sendEditorStateAndCallCompletionHandler(revealItemForCurrentSelection()); |
| 2194 | } |
| 2195 | #endif |
| 2196 | |
| 2197 | void WebPage::replaceSelectedText(const String& oldText, const String& newText) |
| 2198 | { |
| 2199 | RefPtr frame = m_page->focusController().focusedOrMainFrame(); |
| 2200 | if (!frame) |
| 2201 | return; |
| 2202 | |
| 2203 | auto wordRange = frame->selection().isCaret() ? wordRangeFromPosition(frame->selection().selection().start()) : frame->selection().selection().toNormalizedRange(); |
| 2204 | if (plainTextForContext(wordRange) != oldText) |
| 2205 | return; |
| 2206 | |
| 2207 | IgnoreSelectionChangeForScope ignoreSelectionChanges { *frame }; |
| 2208 | protect(frame->selection())->setSelectedRange(wordRange, Affinity::Upstream, WebCore::FrameSelection::ShouldCloseTyping::Yes); |
| 2209 | protect(frame->editor())->insertText(newText, 0); |
| 2210 | } |
| 2211 | |
| 2212 | void WebPage::replaceDictatedText(const String& oldText, const String& newText) |
| 2213 | { |
| 2214 | RefPtr frame = m_page->focusController().focusedOrMainFrame(); |
| 2215 | if (!frame) |
| 2216 | return; |
| 2217 | |
| 2218 | if (frame->selection().isNone()) |
| 2219 | return; |
| 2220 | |
| 2221 | if (frame->selection().isRange()) { |
| 2222 | protect(frame->editor())->deleteSelectionWithSmartDelete(false); |
| 2223 | return; |
| 2224 | } |
| 2225 | VisiblePosition position = frame->selection().selection().start(); |
| 2226 | for (auto i = numGraphemeClusters(oldText); i; --i) |
| 2227 | position = position.previous(); |
| 2228 | if (position.isNull()) |
| 2229 | position = startOfDocument(protect(frame->document())); |
| 2230 | auto range = makeSimpleRange(position, frame->selection().selection().start()); |
| 2231 | |
| 2232 | if (plainTextForContext(range) != oldText) |
| 2233 | return; |
| 2234 | |
| 2235 | // We don't want to notify the client that the selection has changed until we are done inserting the new text. |
| 2236 | IgnoreSelectionChangeForScope ignoreSelectionChanges { *frame }; |
| 2237 | protect(frame->selection())->setSelectedRange(range, Affinity::Upstream, WebCore::FrameSelection::ShouldCloseTyping::Yes); |
| 2238 | protect(frame->editor())->insertText(newText, 0); |
| 2239 | } |
| 2240 | |
| 2241 | void WebPage::willInsertFinalDictationResult() |
| 2242 | { |
| 2243 | RefPtr frame = protect(*m_page)->focusController().focusedOrMainFrame(); |
| 2244 | if (!frame) |
| 2245 | return; |
| 2246 | |
| 2247 | if (frame->selection().isNone()) |
| 2248 | return; |
| 2249 | |
| 2250 | m_ignoreSelectionChangeScopeForDictation = makeUnique<IgnoreSelectionChangeForScope>(*frame); |
| 2251 | } |
| 2252 | |
| 2253 | bool WebPage::shouldRemoveDictationAlternativesAfterEditing() const |
| 2254 | { |
| 2255 | return !m_ignoreSelectionChangeScopeForDictation; |
| 2256 | } |
| 2257 | |
| 2258 | void WebPage::didInsertFinalDictationResult() |
| 2259 | { |
| 2260 | m_ignoreSelectionChangeScopeForDictation = nullptr; |
| 2261 | scheduleFullEditorStateUpdate(); |
| 2262 | } |
| 2263 | |
| 2264 | void WebPage::requestAutocorrectionData(const String& textForAutocorrection, CompletionHandler<void(WebAutocorrectionData)>&& reply) |
| 2265 | { |
| 2266 | RefPtr frame = m_page->focusController().focusedOrMainFrame(); |
| 2267 | if (!frame) |
| 2268 | return reply({ }); |
| 2269 | |
| 2270 | if (!frame->selection().isCaret()) { |
| 2271 | reply({ }); |
| 2272 | return; |
| 2273 | } |
| 2274 | |
| 2275 | auto range = wordRangeFromPosition(frame->selection().selection().visibleStart()); |
| 2276 | if (!range) { |
| 2277 | reply({ }); |
| 2278 | return; |
| 2279 | } |
| 2280 | |
| 2281 | auto textForRange = plainTextForContext(range); |
| 2282 | const unsigned maxSearchAttempts = 5; |
| 2283 | for (size_t i = 0; i < maxSearchAttempts && textForRange != textForAutocorrection; ++i) { |
| 2284 | auto position = makeDeprecatedLegacyPosition(range->start).previous(); |
| 2285 | if (position.isNull() || position == makeDeprecatedLegacyPosition(range->start)) |
| 2286 | break; |
| 2287 | auto startRange = wordRangeFromPosition(position); |
| 2288 | if (!startRange) |
| 2289 | continue; |
| 2290 | range = { { startRange->start, range->end } }; |
| 2291 | textForRange = plainTextForContext(range); |
| 2292 | } |
| 2293 | |
| 2294 | Vector<SelectionGeometry> selectionGeometries; |
| 2295 | if (textForRange == textForAutocorrection) |
| 2296 | selectionGeometries = RenderObject::collectSelectionGeometries(*range).geometries; |
| 2297 | |
| 2298 | auto rootViewSelectionRects = selectionGeometries.map([&](const auto& selectionGeometry) -> FloatRect { |
| 2299 | return frame->view()->contentsToRootView(selectionGeometry.rect()); |
| 2300 | }); |
| 2301 | |
| 2302 | bool multipleFonts = false; |
| 2303 | CTFontRef font = nilnullptr; |
| 2304 | if (auto coreFont = protect(frame->editor())->fontForSelection(multipleFonts)) |
| 2305 | font = coreFont->ctFont(); |
| 2306 | |
| 2307 | reply({ WTF::move(rootViewSelectionRects) , (__bridge UIFont *)font }); |
| 2308 | } |
| 2309 | |
| 2310 | void WebPage::applyAutocorrection(const String& correction, const String& originalText, bool isCandidate, CompletionHandler<void(const String&)>&& callback) |
| 2311 | { |
| 2312 | callback(applyAutocorrectionInternal(correction, originalText, isCandidate) ? correction : String()); |
| 2313 | } |
| 2314 | |
| 2315 | Seconds WebPage::eventThrottlingDelay() const |
| 2316 | { |
| 2317 | auto behaviorOverride = m_page->eventThrottlingBehaviorOverride(); |
| 2318 | if (behaviorOverride) { |
| 2319 | switch (behaviorOverride.value()) { |
| 2320 | case EventThrottlingBehavior::Responsive: |
| 2321 | return 0_s; |
| 2322 | case EventThrottlingBehavior::Unresponsive: |
| 2323 | return 1_s; |
| 2324 | } |
| 2325 | } |
| 2326 | |
| 2327 | if (m_isInStableState || m_estimatedLatency <= Seconds(1.0 / 60)) |
| 2328 | return 0_s; |
| 2329 | |
| 2330 | return std::min(m_estimatedLatency * 2, 1_s); |
| 2331 | } |
| 2332 | |
| 2333 | void WebPage::syncApplyAutocorrection(const String& correction, const String& originalText, bool isCandidate, CompletionHandler<void(bool)>&& reply) |
| 2334 | { |
| 2335 | reply(applyAutocorrectionInternal(correction, originalText, isCandidate)); |
| 2336 | } |
| 2337 | |
| 2338 | bool WebPage::applyAutocorrectionInternal(const String& correction, const String& originalText, bool isCandidate) |
| 2339 | { |
| 2340 | RefPtr frame = m_page->focusController().focusedOrMainFrame(); |
| 2341 | if (!frame) |
| 2342 | return false; |
| 2343 | |
| 2344 | if (!frame->selection().isCaretOrRange()) |
| 2345 | return false; |
| 2346 | |
| 2347 | if (correction == originalText) |
| 2348 | return false; |
| 2349 | |
| 2350 | std::optional<SimpleRange> range; |
| 2351 | String textForRange; |
| 2352 | auto originalTextWithFoldedQuoteMarks = foldQuoteMarks(originalText); |
| 2353 | |
| 2354 | if (frame->selection().isCaret()) { |
| 2355 | auto position = frame->selection().selection().visibleStart(); |
| 2356 | range = wordRangeFromPosition(position); |
| 2357 | textForRange = plainTextForContext(range); |
| 2358 | |
| 2359 | // If 'originalText' is not the same as 'textForRange' we need to move 'range' |
| 2360 | // forward such that it matches the original selection as much as possible. |
| 2361 | if (foldQuoteMarks(textForRange) != originalTextWithFoldedQuoteMarks) { |
| 2362 | // Search for the original text near the selection caret. |
| 2363 | auto characterCount = numGraphemeClusters(originalText); |
| 2364 | if (!characterCount) { |
| 2365 | textForRange = emptyString(); |
| 2366 | range = makeSimpleRange(position); |
| 2367 | } else if (auto searchRange = rangeExpandedAroundPositionByCharacters(position, characterCount)) { |
| 2368 | if (auto foundRange = findPlainText(*searchRange, originalTextWithFoldedQuoteMarks, { FindOption::DoNotSetSelection, FindOption::DoNotRevealSelection }); !foundRange.collapsed()) { |
| 2369 | textForRange = plainTextForContext(foundRange); |
| 2370 | range = foundRange; |
| 2371 | } |
| 2372 | } |
| 2373 | } else if (textForRange.isEmpty() && range && !range->collapsed()) { |
| 2374 | // If 'range' does not include any text but it is not collapsed, we need to set |
| 2375 | // 'range' to match the selection. Otherwise non-text nodes will be removed. |
| 2376 | range = makeSimpleRange(position); |
| 2377 | if (!range) |
| 2378 | return false; |
| 2379 | } |
| 2380 | } else { |
| 2381 | // Range selection. |
| 2382 | range = frame->selection().selection().toNormalizedRange(); |
| 2383 | if (!range) |
| 2384 | return false; |
| 2385 | |
| 2386 | textForRange = plainTextForContext(range); |
| 2387 | } |
| 2388 | |
| 2389 | if (foldQuoteMarks(textForRange) != originalTextWithFoldedQuoteMarks) |
| 2390 | return false; |
| 2391 | |
| 2392 | // Correctly determine affinity, using logic currently only present in VisiblePosition |
| 2393 | auto affinity = Affinity::Downstream; |
| 2394 | if (range && range->collapsed()) |
| 2395 | affinity = VisiblePosition(makeDeprecatedLegacyPosition(range->start), Affinity::Upstream).affinity(); |
| 2396 | |
| 2397 | protect(frame->selection())->setSelectedRange(range, affinity, WebCore::FrameSelection::ShouldCloseTyping::Yes); |
| 2398 | Ref editor = frame->editor(); |
| 2399 | if (correction.length()) { |
| 2400 | editor->insertText(correction, 0, originalText.isEmpty() ? TextEventInputKeyboard : TextEventInputAutocompletion); |
| 2401 | if (isCandidate) |
| 2402 | adjustCandidateAutocorrectionInFrame(correction, *frame); |
| 2403 | } else if (originalText.length()) |
| 2404 | editor->deleteWithDirection(SelectionDirection::Backward, TextGranularity::CharacterGranularity, false, true); |
| 2405 | return true; |
| 2406 | } |
| 2407 | |
| 2408 | WebAutocorrectionContext WebPage::autocorrectionContext() |
| 2409 | { |
| 2410 | if (!m_focusedElement) |
| 2411 | return { }; |
| 2412 | |
| 2413 | RefPtr frame = m_page->focusController().focusedOrMainFrame(); |
| 2414 | if (!frame) |
| 2415 | return { }; |
| 2416 | |
| 2417 | if (!frame->selection().selection().hasEditableStyle()) |
| 2418 | return { }; |
| 2419 | |
| 2420 | String contextBefore; |
| 2421 | String markedText; |
| 2422 | String selectedText; |
| 2423 | String contextAfter; |
| 2424 | EditingRange selectedRangeInMarkedText; |
| 2425 | |
| 2426 | VisiblePosition startPosition = frame->selection().selection().start(); |
| 2427 | VisiblePosition endPosition = frame->selection().selection().end(); |
| 2428 | const unsigned minContextWordCount = 10; |
| 2429 | const unsigned minContextLength = 40; |
| 2430 | const unsigned maxContextLength = 100; |
| 2431 | |
| 2432 | if (frame->selection().isRange()) |
| 2433 | selectedText = plainTextForContext(frame->selection().selection().toNormalizedRange()); |
| 2434 | |
| 2435 | if (auto compositionRange = protect(frame->editor())->compositionRange()) { |
| 2436 | auto markedTextBefore = plainTextForContext(makeSimpleRange(compositionRange->start, startPosition)); |
| 2437 | auto markedTextAfter = plainTextForContext(makeSimpleRange(endPosition, compositionRange->end)); |
| 2438 | markedText = makeString(markedTextBefore, selectedText, markedTextAfter); |
| 2439 | if (!markedText.isEmpty()) { |
| 2440 | selectedRangeInMarkedText.location = markedTextBefore.length(); |
| 2441 | selectedRangeInMarkedText.length = selectedText.length(); |
| 2442 | } |
| 2443 | } else { |
| 2444 | auto firstPositionInEditableContent = startOfEditableContent(startPosition); |
| 2445 | if (startPosition != firstPositionInEditableContent) { |
| 2446 | VisiblePosition contextStartPosition = startPosition; |
| 2447 | VisiblePosition previousPosition; |
| 2448 | unsigned totalContextLength = 0; |
| 2449 | for (unsigned i = 0; i < minContextWordCount; ++i) { |
| 2450 | if (contextBefore.length() >= minContextLength) |
| 2451 | break; |
| 2452 | previousPosition = startOfWord(positionOfNextBoundaryOfGranularity(contextStartPosition, TextGranularity::WordGranularity, SelectionDirection::Backward)); |
| 2453 | if (previousPosition.isNull()) |
| 2454 | break; |
| 2455 | String currentWord = plainTextForContext(makeSimpleRange(previousPosition, contextStartPosition)); |
| 2456 | totalContextLength += currentWord.length(); |
| 2457 | if (totalContextLength >= maxContextLength) |
| 2458 | break; |
| 2459 | contextStartPosition = previousPosition; |
| 2460 | } |
| 2461 | VisiblePosition sentenceContextStartPosition = startOfSentence(startPosition); |
| 2462 | if (sentenceContextStartPosition.isNotNull() && sentenceContextStartPosition < contextStartPosition) |
| 2463 | contextStartPosition = sentenceContextStartPosition; |
| 2464 | if (contextStartPosition.isNotNull() && contextStartPosition < startPosition) { |
| 2465 | contextBefore = plainTextForContext(makeSimpleRange(contextStartPosition, startPosition)); |
| 2466 | if (atBoundaryOfGranularity(contextStartPosition, TextGranularity::ParagraphGranularity, SelectionDirection::Backward) && firstPositionInEditableContent != contextStartPosition) |
| 2467 | contextBefore = makeString("\n "_s, contextBefore); |
| 2468 | } |
| 2469 | } |
| 2470 | |
| 2471 | if (endPosition != endOfEditableContent(endPosition)) { |
| 2472 | VisiblePosition nextPosition = endOfSentence(endPosition); |
| 2473 | if (nextPosition.isNotNull() && nextPosition > endPosition) |
| 2474 | contextAfter = plainTextForContext(makeSimpleRange(endPosition, nextPosition)); |
| 2475 | } |
| 2476 | } |
| 2477 | |
| 2478 | WebAutocorrectionContext correction; |
| 2479 | correction.contextBefore = WTF::move(contextBefore); |
| 2480 | correction.markedText = WTF::move(markedText); |
| 2481 | correction.selectedText = WTF::move(selectedText); |
| 2482 | correction.contextAfter = WTF::move(contextAfter); |
| 2483 | correction.selectedRangeInMarkedText = WTF::move(selectedRangeInMarkedText); |
| 2484 | return correction; |
| 2485 | } |
| 2486 | |
| 2487 | void WebPage::preemptivelySendAutocorrectionContext() |
| 2488 | { |
| 2489 | send(Messages::WebPageProxy::HandleAutocorrectionContext(autocorrectionContext())); |
| 2490 | } |
| 2491 | |
| 2492 | void WebPage::handleAutocorrectionContextRequest() |
| 2493 | { |
| 2494 | send(Messages::WebPageProxy::HandleAutocorrectionContext(autocorrectionContext())); |
| 2495 | } |
| 2496 | |
| 2497 | void WebPage::prepareToRunModalJavaScriptDialog() |
| 2498 | { |
| 2499 | // When a modal dialog is presented while an editable element is focused, UIKit will attempt to request a |
| 2500 | // WebAutocorrectionContext, which triggers synchronous IPC back to the web process, resulting in deadlock. |
| 2501 | // To avoid this deadlock, we preemptively compute and send autocorrection context data to the UI process, |
| 2502 | // such that the UI process can immediately respond to UIKit without synchronous IPC to the web process. |
| 2503 | preemptivelySendAutocorrectionContext(); |
| 2504 | } |
| 2505 | |
| 2506 | static inline bool isObscuredElement(Element& element) |
| 2507 | { |
| 2508 | RefPtr mainFrameDocument = protect(element.document())->mainFrameDocument(); |
| 2509 | if (!mainFrameDocument) { |
| 2510 | LOG_ONCE(SiteIsolation, "Unable to properly perform isObscuredElement() without access to the main frame document ")((void)0); |
| 2511 | return false; |
| 2512 | } |
| 2513 | |
| 2514 | auto elementRectInMainFrame = element.boundingBoxInRootViewCoordinates(); |
| 2515 | |
| 2516 | constexpr OptionSet<HitTestRequest::Type> hitType { HitTestRequest::Type::ReadOnly, HitTestRequest::Type::Active, HitTestRequest::Type::AllowChildFrameContent, HitTestRequest::Type::DisallowUserAgentShadowContent, HitTestRequest::Type::IgnoreClipping }; |
| 2517 | HitTestResult result(elementRectInMainFrame.center()); |
| 2518 | |
| 2519 | mainFrameDocument->hitTest(hitType, result); |
| 2520 | result.setToNonUserAgentShadowAncestor(); |
| 2521 | |
| 2522 | if (result.targetElement() == &element) |
| 2523 | return false; |
| 2524 | |
| 2525 | return true; |
| 2526 | } |
| 2527 | |
| 2528 | void WebPage::startInteractionWithElementContextOrPosition(std::optional<WebCore::ElementContext>&& elementContext, WebCore::IntPoint&& point) |
| 2529 | { |
| 2530 | if (elementContext) { |
| 2531 | m_interactionNode = elementForContext(*elementContext); |
| 2532 | if (m_interactionNode) |
| 2533 | return; |
| 2534 | } |
| 2535 | |
| 2536 | FloatPoint adjustedPoint; |
| 2537 | if (RefPtr localMainFrame = protect(m_page)->localMainFrame()) |
| 2538 | m_interactionNode = localMainFrame->nodeRespondingToInteraction(point, adjustedPoint); |
| 2539 | } |
| 2540 | |
| 2541 | void WebPage::stopInteraction() |
| 2542 | { |
| 2543 | m_interactionNode = nullptr; |
| 2544 | } |
| 2545 | |
| 2546 | static void handleAnimationActions(Element& element, uint32_t action) |
| 2547 | { |
| 2548 | #if ENABLE(ACCESSIBILITY_ANIMATION_CONTROL)(defined 1 && 1) |
| 2549 | if (static_cast<SheetAction>(action) == SheetAction::PlayAnimation) { |
| 2550 | if (RefPtr imageElement = dynamicDowncast<HTMLImageElement>(element)) |
| 2551 | imageElement->setAllowsAnimation(true); |
| 2552 | } else if (static_cast<SheetAction>(action) == SheetAction::PauseAnimation) { |
| 2553 | if (RefPtr imageElement = dynamicDowncast<HTMLImageElement>(element)) |
| 2554 | imageElement->setAllowsAnimation(false); |
| 2555 | } |
| 2556 | #endif // ENABLE(ACCESSIBILITY_ANIMATION_CONTROL) |
| 2557 | } |
| 2558 | |
| 2559 | void WebPage::performActionOnElement(uint32_t action, const String& authorizationToken, CompletionHandler<void()>&& completionHandler) |
| 2560 | { |
| 2561 | CompletionHandlerCallingScope callCompletionHandler(WTF::move(completionHandler)); |
| 2562 | |
| 2563 | RefPtr element = dynamicDowncast<HTMLElement>(m_interactionNode); |
| 2564 | if (!element || !element->renderer()) |
| 2565 | return; |
| 2566 | |
| 2567 | if (static_cast<SheetAction>(action) == SheetAction::Copy) { |
| 2568 | Ref interactionNodeEditor = protect(m_interactionNode->document())->editor(); |
| 2569 | Ref elementDocument = element->document(); |
| 2570 | if (is<RenderImage>(*element->renderer())) { |
| 2571 | URL urlToCopy; |
| 2572 | String titleToCopy; |
| 2573 | if (RefPtr linkElement = containingLinkAnchorElement(*element)) { |
| 2574 | if (auto url = linkElement->href(); !url.isEmpty() && !url.protocolIsJavaScript()) { |
| 2575 | urlToCopy = url; |
| 2576 | titleToCopy = linkElement->attributeWithoutSynchronization(HTMLNames::titleAttr); |
| 2577 | if (!titleToCopy.length()) |
| 2578 | titleToCopy = linkElement->textContent(); |
| 2579 | titleToCopy = titleToCopy.trim(isASCIIWhitespace); |
| 2580 | } |
| 2581 | } |
| 2582 | interactionNodeEditor->writeImageToPasteboard(*Pasteboard::createForCopyAndPaste(PagePasteboardContext::create(elementDocument->pageID())), *element, urlToCopy, titleToCopy); |
| 2583 | } else if (element->isLink()) |
| 2584 | interactionNodeEditor->copyURL(elementDocument->completeURL(element->attributeWithoutSynchronization(HTMLNames::hrefAttr)), element->textContent()); |
| 2585 | #if ENABLE(ATTACHMENT_ELEMENT)(defined 1 && 1) |
| 2586 | else if (auto attachmentInfo = protect(elementDocument->editor())->promisedAttachmentInfo(*element)) |
| 2587 | send(Messages::WebPageProxy::WritePromisedAttachmentToPasteboard(WTF::move(attachmentInfo), authorizationToken)); |
| 2588 | #endif |
| 2589 | } else if (static_cast<SheetAction>(action) == SheetAction::SaveImage) { |
| 2590 | CheckedPtr renderImage = dynamicDowncast<RenderImage>(*element->renderer()); |
| 2591 | if (!renderImage) |
| 2592 | return; |
| 2593 | auto* cachedImage = renderImage->cachedImage(); |
Local variable 'cachedImage' is uncounted and unsafe | |
| 2594 | if (!cachedImage) |
| 2595 | return; |
| 2596 | RefPtr<FragmentedSharedBuffer> buffer = cachedImage->resourceBuffer(); |
| 2597 | if (!buffer) |
| 2598 | return; |
| 2599 | std::optional<SharedMemory::Handle> handle; |
| 2600 | { |
| 2601 | auto sharedMemoryBuffer = SharedMemory::copyBuffer(*buffer); |
| 2602 | if (!sharedMemoryBuffer) |
| 2603 | return; |
| 2604 | handle = sharedMemoryBuffer->createHandle(SharedMemory::Protection::ReadOnly); |
| 2605 | } |
| 2606 | if (!handle) |
| 2607 | return; |
| 2608 | send(Messages::WebPageProxy::SaveImageToLibrary(WTF::move(*handle), authorizationToken)); |
| 2609 | } |
| 2610 | #if ENABLE(SPATIAL_IMAGE_DETECTION)(defined ENABLE_SPATIAL_IMAGE_DETECTION && ENABLE_SPATIAL_IMAGE_DETECTION ) |
| 2611 | else if (static_cast<SheetAction>(action) == SheetAction::ViewSpatial) |
| 2612 | element->webkitRequestFullscreen(); |
| 2613 | #endif |
| 2614 | |
| 2615 | handleAnimationActions(*element, action); |
| 2616 | } |
| 2617 | |
| 2618 | void WebPage::performActionOnElements(uint32_t action, const Vector<WebCore::ElementContext>& elements) |
| 2619 | { |
| 2620 | for (const auto& elementContext : elements) { |
| 2621 | if (RefPtr element = elementForContext(elementContext)) |
| 2622 | handleAnimationActions(*element, action); |
| 2623 | } |
| 2624 | } |
| 2625 | |
| 2626 | static inline RefPtr<Element> nextAssistableElement(Node* startNode, Page& page, bool isForward) |
| 2627 | { |
| 2628 | RefPtr nextElement = dynamicDowncast<Element>(startNode); |
| 2629 | if (!nextElement) |
| 2630 | return nullptr; |
| 2631 | |
| 2632 | CheckedRef focusController { page.focusController() }; |
| 2633 | do { |
| 2634 | auto result = isForward ? focusController->nextFocusableElement(*nextElement) : focusController->previousFocusableElement(*nextElement); |
| 2635 | if (!result.element && result.continuedSearchInRemoteFrame == ContinuedSearchInRemoteFrame::Yes) |
| 2636 | RELEASE_LOG(SiteIsolation, "Crossing site isolation process barrier searching for `nextAssistableElement` is not yet supported")clang diagnostic push
clang diagnostic ignored "-Wunknown-warning-option" clang diagnostic ignored "-Wunsafe-buffer-usage" clang diagnostic ignored "-Wunsafe-buffer-usage-in-libc-call" clang diagnostic ignored "-Wunsafe-buffer-usage-in-format-attr-call" [[clang ::suppress]] __extension__({ os_log_t _log_tmp = (WebKit2LogSiteIsolation .osLogChannel); os_log_type_t _type_tmp = (OS_LOG_TYPE_DEFAULT ); if (os_log_type_enabled(_log_tmp, _type_tmp)) { __extension__ ({ clang diagnostic push clang diagnostic ignored "-Wvla" clang diagnostic error "-Wformat" _Static_assert(__builtin_constant_p ("Crossing site isolation process barrier searching for `nextAssistableElement` is not yet supported" ), "format/label/description argument must be a string constant" ); __attribute__((section("__TEXT,__oslogstring,cstring_literals" ),internal_linkage)) static const char _os_fmt_str[] __asm("LOS_LOG40" ) = "Crossing site isolation process barrier searching for `nextAssistableElement` is not yet supported" ; uint8_t _Alignas(16) __attribute__((uninitialized)) _os_fmt_buf [__builtin_os_log_format_buffer_size("Crossing site isolation process barrier searching for `nextAssistableElement` is not yet supported" )]; _os_log_impl(&__dso_handle, _log_tmp, _type_tmp, _os_fmt_str , (uint8_t *)__builtin_os_log_format(_os_fmt_buf, "Crossing site isolation process barrier searching for `nextAssistableElement` is not yet supported" ), (uint32_t)sizeof(_os_fmt_buf)) clang diagnostic pop ; }); } }) clang diagnostic pop ; |
| 2637 | |
| 2638 | nextElement = result.element; |
| 2639 | } while (nextElement && (!WebPage::isAssistableElement(*nextElement) || isObscuredElement(*nextElement))); |
| 2640 | |
| 2641 | return nextElement; |
| 2642 | } |
| 2643 | |
| 2644 | void WebPage::focusNextFocusedElement(bool isForward, CompletionHandler<void()>&& completionHandler) |
| 2645 | { |
| 2646 | auto nextElement = nextAssistableElement(m_focusedElement.get(), *protect(m_page), isForward); |
| 2647 | m_userIsInteracting = true; |
| 2648 | if (nextElement) |
| 2649 | nextElement->focus(); |
| 2650 | m_userIsInteracting = false; |
| 2651 | completionHandler(); |
| 2652 | } |
| 2653 | |
| 2654 | std::optional<FocusedElementInformation> WebPage::focusedElementInformation() |
| 2655 | { |
| 2656 | Ref page = *m_page; |
| 2657 | RefPtr focusedOrMainFrame = page->focusController().focusedOrMainFrame(); |
| 2658 | if (!focusedOrMainFrame) |
| 2659 | return std::nullopt; |
| 2660 | RefPtr<Document> document = focusedOrMainFrame->document(); |
| 2661 | if (!document || !document->view()) |
| 2662 | return std::nullopt; |
| 2663 | |
| 2664 | auto focusedElement = m_focusedElement.copyRef(); |
| 2665 | layoutIfNeeded(); |
| 2666 | |
| 2667 | // Layout may have detached the document or caused a change of focus. |
| 2668 | if (!document->view() || focusedElement != m_focusedElement) |
| 2669 | return std::nullopt; |
| 2670 | |
| 2671 | scheduleFullEditorStateUpdate(); |
| 2672 | |
| 2673 | FocusedElementInformation information; |
| 2674 | |
| 2675 | if (RefPtr webFrame = WebProcess::singleton().webFrame(focusedOrMainFrame->frameID())) |
| 2676 | information.frame = webFrame->info(WithCertificateInfo::Yes); |
| 2677 | |
| 2678 | information.lastInteractionLocation = flooredIntPoint(m_lastInteractionLocation); |
| 2679 | if (auto elementContext = contextForElement(*focusedElement)) |
| 2680 | information.elementContext = WTF::move(*elementContext); |
| 2681 | |
| 2682 | if (CheckedPtr renderer = focusedElement->renderer()) { |
| 2683 | information.interactionRect = rootViewInteractionBounds(*focusedElement); |
| 2684 | information.nodeFontSize = protect(renderer->style())->fontDescription().computedSize(); |
| 2685 | |
| 2686 | bool inFixed = false; |
| 2687 | renderer->localToContainerPoint(FloatPoint(), nullptr, UseTransforms, &inFixed); |
| 2688 | information.insideFixedPosition = inFixed; |
| 2689 | information.isRTL = renderer->writingMode().isBidiRTL(); |
| 2690 | |
| 2691 | if (RefPtr scrollingCoordinator = this->scrollingCoordinator()) |
| 2692 | information.containerScrollingNodeID = scrollingCoordinator->scrollableContainerNodeID(*renderer); |
| 2693 | } else |
| 2694 | information.interactionRect = { }; |
| 2695 | |
| 2696 | RefPtr htmlElement = dynamicDowncast<HTMLElement>(focusedElement); |
| 2697 | if (htmlElement) |
| 2698 | information.isSpellCheckingEnabled = htmlElement->spellcheck(); |
| 2699 | |
| 2700 | information.isWritingSuggestionsEnabled = focusedElement->isWritingSuggestionsEnabled(); |
| 2701 | |
| 2702 | if (RefPtr formControlElement = dynamicDowncast<HTMLFormControlElement>(focusedElement)) |
| 2703 | information.isFocusingWithValidationMessage = formControlElement->isFocusingWithValidationMessage(); |
| 2704 | |
| 2705 | information.minimumScaleFactor = minimumPageScaleFactor(); |
| 2706 | information.maximumScaleFactor = maximumPageScaleFactor(); |
| 2707 | information.maximumScaleFactorIgnoringAlwaysScalable = maximumPageScaleFactorIgnoringAlwaysScalable(); |
| 2708 | information.allowsUserScaling = m_viewportConfiguration.allowsUserScaling(); |
| 2709 | information.allowsUserScalingIgnoringAlwaysScalable = m_viewportConfiguration.allowsUserScalingIgnoringAlwaysScalable(); |
| 2710 | if (auto nextElement = nextAssistableElement(focusedElement.get(), page, true)) { |
| 2711 | information.nextNodeRect = rootViewBounds(*nextElement); |
| 2712 | information.hasNextNode = true; |
| 2713 | } |
| 2714 | if (auto previousElement = nextAssistableElement(focusedElement.get(), page, false)) { |
| 2715 | information.previousNodeRect = rootViewBounds(*previousElement); |
| 2716 | information.hasPreviousNode = true; |
| 2717 | } |
| 2718 | information.identifier = m_internals->lastFocusedElementInformationIdentifier.increment(); |
| 2719 | |
| 2720 | if (htmlElement) { |
| 2721 | if (auto labels = htmlElement->labels()) { |
| 2722 | Vector<Ref<Element>> associatedLabels; |
| 2723 | for (unsigned index = 0; index < labels->length(); ++index) { |
| 2724 | if (RefPtr label = dynamicDowncast<Element>(labels->item(index)); label && label->renderer()) |
| 2725 | associatedLabels.append(*label); |
| 2726 | } |
| 2727 | for (auto& labelElement : associatedLabels) { |
| 2728 | auto text = labelElement->innerText(); |
| 2729 | if (!text.isEmpty()) { |
| 2730 | information.label = WTF::move(text); |
| 2731 | break; |
| 2732 | } |
| 2733 | } |
| 2734 | } |
| 2735 | } |
| 2736 | |
| 2737 | information.title = focusedElement->title(); |
| 2738 | information.ariaLabel = focusedElement->attributeWithoutSynchronization(HTMLNames::aria_labelAttr); |
| 2739 | |
| 2740 | if (RefPtr element = dynamicDowncast<HTMLSelectElement>(*focusedElement)) { |
| 2741 | #if USE(UICONTEXTMENU)(defined 1 && 1) |
| 2742 | static bool selectPickerUsesMenu = linkedOnOrAfterSDKWithBehavior(SDKAlignedBehavior::HasUIContextMenuInteraction); |
| 2743 | #else |
| 2744 | bool selectPickerUsesMenu = false; |
| 2745 | #endif |
| 2746 | |
| 2747 | information.elementType = InputType::Select; |
| 2748 | |
| 2749 | RefPtr<ContainerNode> parentGroup; |
| 2750 | int parentGroupID = 0; |
| 2751 | for (auto& item : element->listItems()) { |
| 2752 | if (RefPtr optionElement = dynamicDowncast<HTMLOptionElement>(item.get())) { |
| 2753 | if (parentGroup && optionElement->parentNode() != parentGroup) { |
| 2754 | parentGroupID++; |
| 2755 | parentGroup = nullptr; |
| 2756 | information.selectOptions.append(OptionItem(emptyString(), true, false, false, parentGroupID)); |
| 2757 | } |
| 2758 | |
| 2759 | information.selectOptions.append(OptionItem(optionElement->label(), false, optionElement->selected(), optionElement->hasAttributeWithoutSynchronization(WebCore::HTMLNames::disabledAttr), parentGroupID)); |
| 2760 | } else if (RefPtr optGroupElement = dynamicDowncast<HTMLOptGroupElement>(item.get())) { |
| 2761 | if (selectPickerUsesMenu) |
| 2762 | parentGroup = optGroupElement; |
| 2763 | |
| 2764 | parentGroupID++; |
| 2765 | information.selectOptions.append(OptionItem(optGroupElement->groupLabelText(), true, false, optGroupElement->hasAttributeWithoutSynchronization(WebCore::HTMLNames::disabledAttr), parentGroupID)); |
| 2766 | } else if (selectPickerUsesMenu && is<HTMLHRElement>(item.get())) { |
| 2767 | parentGroupID++; |
| 2768 | parentGroup = nullptr; |
| 2769 | information.selectOptions.append(OptionItem(emptyString(), true, false, false, parentGroupID)); |
| 2770 | } |
| 2771 | } |
| 2772 | information.selectedIndex = element->selectedIndex(); |
| 2773 | information.isMultiSelect = element->multiple(); |
| 2774 | information.usesBaseAppearancePicker = element->usesBaseAppearancePicker(); |
| 2775 | } else if (RefPtr element = dynamicDowncast<HTMLTextAreaElement>(*focusedElement)) { |
| 2776 | information.autocapitalizeType = element->autocapitalizeType(); |
| 2777 | information.isAutocorrect = element->shouldAutocorrect(); |
| 2778 | information.elementType = InputType::TextArea; |
| 2779 | information.isReadOnly = element->isReadOnly(); |
| 2780 | information.value = element->value(); |
| 2781 | information.hasPlainText = !information.value.isEmpty(); |
| 2782 | information.autofillFieldName = WebCore::toAutofillFieldName(element->autofillData().fieldName); |
| 2783 | information.nonAutofillCredentialType = element->autofillData().nonAutofillCredentialType; |
| 2784 | information.placeholder = element->attributeWithoutSynchronization(HTMLNames::placeholderAttr); |
| 2785 | information.inputMode = element->canonicalInputMode(); |
| 2786 | information.enterKeyHint = element->canonicalEnterKeyHint(); |
| 2787 | } else if (RefPtr element = dynamicDowncast<HTMLInputElement>(*focusedElement)) { |
| 2788 | RefPtr form = element->form(); |
| 2789 | if (form) |
| 2790 | information.formAction = form->getURLAttribute(WebCore::HTMLNames::actionAttr).string(); |
| 2791 | if (auto autofillElements = WebCore::AutofillElements::computeAutofillElements(*element)) { |
| 2792 | information.acceptsAutofilledLoginCredentials = true; |
| 2793 | information.isAutofillableUsernameField = autofillElements->username() == focusedElement; |
| 2794 | } |
| 2795 | information.representingPageURL = protect(element->document())->urlForBindings(); |
| 2796 | information.autocapitalizeType = element->autocapitalizeType(); |
| 2797 | information.isAutocorrect = element->shouldAutocorrect(); |
| 2798 | information.placeholder = element->attributeWithoutSynchronization(HTMLNames::placeholderAttr); |
| 2799 | information.hasEverBeenPasswordField = element->hasEverBeenPasswordField(); |
| 2800 | if (element->isPasswordField()) |
| 2801 | information.elementType = InputType::Password; |
| 2802 | else if (element->isSearchField()) |
| 2803 | information.elementType = InputType::Search; |
| 2804 | else if (element->isEmailField()) |
| 2805 | information.elementType = InputType::Email; |
| 2806 | else if (element->isTelephoneField()) |
| 2807 | information.elementType = InputType::Phone; |
| 2808 | else if (element->isNumberField()) |
| 2809 | information.elementType = element->getAttribute(HTMLNames::patternAttr) == "\\d*"_s || element->getAttribute(HTMLNames::patternAttr) == "[0-9]*"_s ? InputType::NumberPad : InputType::Number; |
| 2810 | else if (element->isDateTimeLocalField()) |
| 2811 | information.elementType = InputType::DateTimeLocal; |
| 2812 | else if (element->isDateField()) |
| 2813 | information.elementType = InputType::Date; |
| 2814 | else if (element->isTimeField()) |
| 2815 | information.elementType = InputType::Time; |
| 2816 | else if (element->isWeekField()) |
| 2817 | information.elementType = InputType::Week; |
| 2818 | else if (element->isMonthField()) |
| 2819 | information.elementType = InputType::Month; |
| 2820 | else if (element->isURLField()) |
| 2821 | information.elementType = InputType::URL; |
| 2822 | else if (element->isText()) { |
| 2823 | const AtomString& pattern = element->attributeWithoutSynchronization(HTMLNames::patternAttr); |
| 2824 | if (pattern == "\\d*"_s || pattern == "[0-9]*"_s) |
| 2825 | information.elementType = InputType::NumberPad; |
| 2826 | else { |
| 2827 | information.elementType = InputType::Text; |
| 2828 | if (!information.formAction.isEmpty() |
| 2829 | && (element->getNameAttribute().contains("search"_s) || element->getIdAttribute().contains("search"_s) || element->attributeWithoutSynchronization(HTMLNames::titleAttr).contains("search"_s))) |
| 2830 | information.elementType = InputType::Search; |
| 2831 | } |
| 2832 | } |
| 2833 | else if (element->isColorControl()) { |
| 2834 | information.elementType = InputType::Color; |
| 2835 | information.colorValue = element->valueAsColor(); |
| 2836 | information.supportsAlpha = element->alpha() ? WebKit::ColorControlSupportsAlpha::Yes : WebKit::ColorControlSupportsAlpha::No; |
| 2837 | information.suggestedColors = element->suggestedColors(); |
| 2838 | } |
| 2839 | |
| 2840 | information.isFocusingWithDataListDropdown = element->isFocusingWithDataListDropdown(); |
| 2841 | information.hasSuggestions = !!element->list(); |
| 2842 | information.inputMode = element->canonicalInputMode(); |
| 2843 | information.enterKeyHint = element->canonicalEnterKeyHint(); |
| 2844 | information.isReadOnly = element->isReadOnly(); |
| 2845 | information.value = element->value(); |
| 2846 | information.hasPlainText = !information.value.isEmpty(); |
| 2847 | information.valueAsNumber = element->valueAsNumber(); |
| 2848 | information.autofillFieldName = WebCore::toAutofillFieldName(element->autofillData().fieldName); |
| 2849 | information.nonAutofillCredentialType = element->autofillData().nonAutofillCredentialType; |
| 2850 | } else if (focusedElement->hasEditableStyle()) { |
| 2851 | information.elementType = InputType::ContentEditable; |
| 2852 | if (RefPtr focusedHTMLElement = dynamicDowncast<HTMLElement>(*focusedElement)) { |
| 2853 | information.isAutocorrect = focusedHTMLElement->shouldAutocorrect(); |
| 2854 | information.autocapitalizeType = focusedHTMLElement->autocapitalizeType(); |
| 2855 | information.inputMode = focusedHTMLElement->canonicalInputMode(); |
| 2856 | information.enterKeyHint = focusedHTMLElement->canonicalEnterKeyHint(); |
| 2857 | information.shouldSynthesizeKeyEventsForEditing = true; |
| 2858 | } else { |
| 2859 | information.isAutocorrect = true; |
| 2860 | information.autocapitalizeType = WebCore::AutocapitalizeType::Default; |
| 2861 | } |
| 2862 | information.isReadOnly = false; |
| 2863 | information.hasPlainText = hasAnyPlainText(makeRangeSelectingNodeContents(*focusedElement)); |
| 2864 | } |
| 2865 | |
| 2866 | Ref focusedElementDocument = focusedElement->document(); |
| 2867 | |
| 2868 | if (focusedElementDocument->quirks().shouldSuppressAutocorrectionAndAutocapitalizationInHiddenEditableAreas() && isTransparentOrFullyClipped(*focusedElement)) { |
| 2869 | information.autocapitalizeType = WebCore::AutocapitalizeType::None; |
| 2870 | information.isAutocorrect = false; |
| 2871 | } |
| 2872 | |
| 2873 | auto& quirks = focusedElementDocument->quirks(); |
| 2874 | information.shouldAvoidResizingWhenInputViewBoundsChange = quirks.shouldAvoidResizingWhenInputViewBoundsChange(); |
| 2875 | information.shouldAvoidScrollingWhenFocusedContentIsVisible = quirks.shouldAvoidScrollingWhenFocusedContentIsVisible(); |
| 2876 | information.shouldUseLegacySelectPopoverDismissalBehaviorInDataActivation = quirks.shouldUseLegacySelectPopoverDismissalBehaviorInDataActivation(); |
| 2877 | information.shouldHideSoftTopScrollEdgeEffect = quirks.shouldHideSoftTopScrollEdgeEffectDuringFocus(*focusedElement); |
| 2878 | |
| 2879 | return information; |
| 2880 | } |
| 2881 | |
| 2882 | void WebPage::autofillLoginCredentials(const String& username, const String& password) |
| 2883 | { |
| 2884 | if (RefPtr input = dynamicDowncast<HTMLInputElement>(m_focusedElement)) { |
| 2885 | if (auto autofillElements = AutofillElements::computeAutofillElements(*input)) |
| 2886 | autofillElements->autofill(username, password); |
| 2887 | } |
| 2888 | } |
| 2889 | |
| 2890 | void WebPage::setViewportConfigurationViewLayoutSize(const FloatSize& size, double layoutSizeScaleFactorFromClient, double minimumEffectiveDeviceWidth) |
| 2891 | { |
| 2892 | LOG_WITH_STREAM(VisibleRects, stream << "WebPage " << m_identifier << " setViewportConfigurationViewLayoutSize " << size << " layoutSizeScaleFactorFromClient " << layoutSizeScaleFactorFromClient << " minimumEffectiveDeviceWidth " << minimumEffectiveDeviceWidth)((void)0); |
| 2893 | |
| 2894 | if (!m_viewportConfiguration.isKnownToLayOutWiderThanViewport()) |
| 2895 | m_viewportConfiguration.setMinimumEffectiveDeviceWidthForShrinkToFit(0); |
| 2896 | |
| 2897 | if (size.isZero() && mainFramePlugInRejectsZeroViewLayoutSizeUpdates()) |
| 2898 | return; |
| 2899 | |
| 2900 | bool mainFramePluginOverridesViewScale = mainFramePlugInDefersScalingToViewport(); |
| 2901 | |
| 2902 | m_baseViewportLayoutSizeScaleFactor = [&] { |
| 2903 | if (!m_page->settings().automaticallyAdjustsViewScaleUsingMinimumEffectiveDeviceWidth()) |
| 2904 | return 1.0; |
| 2905 | |
| 2906 | if (!minimumEffectiveDeviceWidth) |
| 2907 | return 1.0; |
| 2908 | |
| 2909 | if (minimumEffectiveDeviceWidth >= size.width()) |
| 2910 | return 1.0; |
| 2911 | |
| 2912 | if (mainFramePluginOverridesViewScale) |
| 2913 | return 1.0; |
| 2914 | |
| 2915 | return size.width() / minimumEffectiveDeviceWidth; |
| 2916 | }(); |
| 2917 | |
| 2918 | double layoutSizeScaleFactor = mainFramePluginOverridesViewScale ? 1.0 : layoutSizeScaleFactorFromClient * m_baseViewportLayoutSizeScaleFactor; |
| 2919 | |
| 2920 | auto previousLayoutSizeScaleFactor = m_viewportConfiguration.layoutSizeScaleFactor(); |
| 2921 | if (!m_viewportConfiguration.setViewLayoutSize(size, layoutSizeScaleFactor, minimumEffectiveDeviceWidth)) |
| 2922 | return; |
| 2923 | |
| 2924 | auto zoomToInitialScale = ZoomToInitialScale::No; |
| 2925 | auto newInitialScale = m_viewportConfiguration.initialScale(); |
| 2926 | auto currentPageScaleFactor = pageScaleFactor(); |
| 2927 | if (layoutSizeScaleFactor > previousLayoutSizeScaleFactor && newInitialScale > currentPageScaleFactor) |
| 2928 | zoomToInitialScale = ZoomToInitialScale::Yes; |
| 2929 | else if (layoutSizeScaleFactor < previousLayoutSizeScaleFactor && newInitialScale < currentPageScaleFactor) |
| 2930 | zoomToInitialScale = ZoomToInitialScale::Yes; |
| 2931 | |
| 2932 | viewportConfigurationChanged(zoomToInitialScale); |
| 2933 | } |
| 2934 | |
| 2935 | void WebPage::setDeviceOrientation(IntDegrees deviceOrientation) |
| 2936 | { |
| 2937 | if (deviceOrientation == m_deviceOrientation) |
| 2938 | return; |
| 2939 | m_deviceOrientation = deviceOrientation; |
| 2940 | #if ENABLE(ORIENTATION_EVENTS)(defined 1 && 1) |
| 2941 | if (RefPtr localMainFrame = protect(m_page)->localMainFrame()) |
| 2942 | localMainFrame->orientationChanged(); |
| 2943 | #endif |
| 2944 | } |
| 2945 | |
| 2946 | void WebPage::setOverrideViewportArguments(const std::optional<WebCore::ViewportArguments>& arguments) |
| 2947 | { |
| 2948 | protect(m_page)->setOverrideViewportArguments(arguments); |
| 2949 | } |
| 2950 | |
| 2951 | void WebPage::dynamicViewportSizeUpdate(const DynamicViewportSizeUpdate& target) |
| 2952 | { |
| 2953 | RefPtr localMainFrame = protect(m_page)->localMainFrame(); |
| 2954 | if (!localMainFrame) |
| 2955 | return; |
| 2956 | |
| 2957 | SetForScope dynamicSizeUpdateGuard(m_inDynamicSizeUpdate, true); |
| 2958 | // FIXME: this does not handle the cases where the content would change the content size or scroll position from JavaScript. |
| 2959 | // To handle those cases, we would need to redo this computation on every change until the next visible content rect update. |
| 2960 | LOG_WITH_STREAM(VisibleRects, stream << "\nWebPage::dynamicViewportSizeUpdate - viewLayoutSize " << target.viewLayoutSize << " targetUnobscuredRect " << target.unobscuredRect << " targetExposedContentRect " << target.exposedContentRect << " targetScale " << target.scale)((void)0); |
| 2961 | |
| 2962 | Ref frameView = *localMainFrame->view(); |
| 2963 | IntSize oldContentSize = frameView->contentsSize(); |
| 2964 | float oldPageScaleFactor = m_page->pageScaleFactor(); |
| 2965 | auto oldUnobscuredContentRect = frameView->unobscuredContentRect(); |
| 2966 | bool wasAtInitialScale = scalesAreEssentiallyEqual(oldPageScaleFactor, m_viewportConfiguration.initialScale()); |
| 2967 | |
| 2968 | m_internals->dynamicSizeUpdateHistory.add(std::make_pair(oldContentSize, oldPageScaleFactor), frameView->scrollPosition()); |
| 2969 | |
| 2970 | RefPtr<Node> oldNodeAtCenter; |
| 2971 | double visibleHorizontalFraction = 1; |
| 2972 | float relativeHorizontalPositionInNodeAtCenter = 0; |
| 2973 | float relativeVerticalPositionInNodeAtCenter = 0; |
| 2974 | if (!shouldEnableViewportBehaviorsForResizableWindows()) { |
| 2975 | visibleHorizontalFraction = frameView->unobscuredContentSize().width() / oldContentSize.width(); |
| 2976 | IntPoint unobscuredContentRectCenter = frameView->unobscuredContentRect().center(); |
| 2977 | |
| 2978 | HitTestResult hitTestResult = HitTestResult(unobscuredContentRectCenter); |
| 2979 | |
| 2980 | if (RefPtr document = frameView->frame().document()) |
| 2981 | document->hitTest(HitTestRequest(), hitTestResult); |
| 2982 | |
| 2983 | if (RefPtr node = hitTestResult.innerNode()) { |
| 2984 | if (CheckedPtr renderer = node->renderer()) { |
| 2985 | Ref containingView = *node->document().frame()->view(); |
| 2986 | FloatRect boundingBox = containingView->contentsToRootView(renderer->absoluteBoundingBoxRect(true)); |
| 2987 | relativeHorizontalPositionInNodeAtCenter = (unobscuredContentRectCenter.x() - boundingBox.x()) / boundingBox.width(); |
| 2988 | relativeVerticalPositionInNodeAtCenter = (unobscuredContentRectCenter.y() - boundingBox.y()) / boundingBox.height(); |
| 2989 | oldNodeAtCenter = node; |
| 2990 | } |
| 2991 | } |
| 2992 | } |
| 2993 | |
| 2994 | LOG_WITH_STREAM(VisibleRects, stream << "WebPage::dynamicViewportSizeUpdate setting view layout size to " << target.viewLayoutSize)((void)0); |
| 2995 | bool viewportChanged = m_viewportConfiguration.setIsKnownToLayOutWiderThanViewport(false); |
| 2996 | viewportChanged |= m_viewportConfiguration.setViewLayoutSize(target.viewLayoutSize, std::nullopt, target.minimumEffectiveDeviceWidth); |
| 2997 | if (viewportChanged) |
| 2998 | viewportConfigurationChanged(); |
| 2999 | |
| 3000 | IntSize newLayoutSize = m_viewportConfiguration.layoutSize(); |
| 3001 | |
| 3002 | if (setFixedLayoutSize(newLayoutSize)) |
| 3003 | resetTextAutosizing(); |
| 3004 | |
| 3005 | setDefaultUnobscuredSize(target.maximumUnobscuredSize); |
| 3006 | setMinimumUnobscuredSize(target.minimumUnobscuredSize); |
| 3007 | setMaximumUnobscuredSize(target.maximumUnobscuredSize); |
| 3008 | protect(m_page)->setUnobscuredSafeAreaInsets(target.unobscuredSafeAreaInsets); |
| 3009 | |
| 3010 | frameView->updateLayoutAndStyleIfNeededRecursive(); |
| 3011 | |
| 3012 | IntSize newContentSize = frameView->contentsSize(); |
| 3013 | |
| 3014 | bool scaleToFitContent = (!shouldEnableViewportBehaviorsForResizableWindows() || !wasAtInitialScale) && m_userHasChangedPageScaleFactor; |
| 3015 | double scale = scaleAfterViewportWidthChange(target.scale, scaleToFitContent, m_viewportConfiguration, target.unobscuredRectInScrollViewCoordinates.width(), newContentSize, oldContentSize, visibleHorizontalFraction); |
| 3016 | FloatRect newUnobscuredContentRect = target.unobscuredRect; |
| 3017 | FloatRect newExposedContentRect = target.exposedContentRect; |
| 3018 | |
| 3019 | bool scaleChanged = !scalesAreEssentiallyEqual(scale, target.scale); |
| 3020 | if (scaleChanged) { |
| 3021 | // The target scale the UI is using cannot be reached by the content. We need to compute new targets based |
| 3022 | // on the viewport constraint and report everything back to the UIProcess. |
| 3023 | |
| 3024 | // 1) Compute a new unobscured rect centered around the original one. |
| 3025 | double scaleDifference = target.scale / scale; |
| 3026 | double newUnobscuredRectWidth = target.unobscuredRect.width() * scaleDifference; |
| 3027 | double newUnobscuredRectHeight = target.unobscuredRect.height() * scaleDifference; |
| 3028 | double newUnobscuredRectX; |
| 3029 | double newUnobscuredRectY; |
| 3030 | if (shouldEnableViewportBehaviorsForResizableWindows()) { |
| 3031 | newUnobscuredRectX = oldUnobscuredContentRect.x(); |
| 3032 | newUnobscuredRectY = oldUnobscuredContentRect.y(); |
| 3033 | } else { |
| 3034 | newUnobscuredRectX = target.unobscuredRect.x() - (newUnobscuredRectWidth - target.unobscuredRect.width()) / 2; |
| 3035 | newUnobscuredRectY = target.unobscuredRect.y() - (newUnobscuredRectHeight - target.unobscuredRect.height()) / 2; |
| 3036 | } |
| 3037 | newUnobscuredContentRect = FloatRect(newUnobscuredRectX, newUnobscuredRectY, newUnobscuredRectWidth, newUnobscuredRectHeight); |
| 3038 | |
| 3039 | // 2) Extend our new unobscuredRect by the obscured margins to get a new exposed rect. |
| 3040 | double obscuredTopMargin = (target.unobscuredRect.y() - target.exposedContentRect.y()) * scaleDifference; |
| 3041 | double obscuredLeftMargin = (target.unobscuredRect.x() - target.exposedContentRect.x()) * scaleDifference; |
| 3042 | double obscuredBottomMargin = (target.exposedContentRect.maxY() - target.unobscuredRect.maxY()) * scaleDifference; |
| 3043 | double obscuredRightMargin = (target.exposedContentRect.maxX() - target.unobscuredRect.maxX()) * scaleDifference; |
| 3044 | newExposedContentRect = FloatRect(newUnobscuredRectX - obscuredLeftMargin, |
| 3045 | newUnobscuredRectY - obscuredTopMargin, |
| 3046 | newUnobscuredRectWidth + obscuredLeftMargin + obscuredRightMargin, |
| 3047 | newUnobscuredRectHeight + obscuredTopMargin + obscuredBottomMargin); |
| 3048 | } |
| 3049 | |
| 3050 | if (oldContentSize != newContentSize || scaleChanged) { |
| 3051 | // Snap the new unobscured rect back into the content rect. |
| 3052 | newUnobscuredContentRect.setWidth(std::min(static_cast<float>(newContentSize.width()), newUnobscuredContentRect.width())); |
| 3053 | newUnobscuredContentRect.setHeight(std::min(static_cast<float>(newContentSize.height()), newUnobscuredContentRect.height())); |
| 3054 | |
| 3055 | bool positionWasRestoredFromSizeUpdateHistory = false; |
| 3056 | const auto& previousPosition = m_internals->dynamicSizeUpdateHistory.find(std::pair<IntSize, float>(newContentSize, scale)); |
| 3057 | if (previousPosition != m_internals->dynamicSizeUpdateHistory.end()) { |
| 3058 | IntPoint restoredPosition = previousPosition->value; |
| 3059 | FloatPoint deltaPosition(restoredPosition.x() - newUnobscuredContentRect.x(), restoredPosition.y() - newUnobscuredContentRect.y()); |
| 3060 | newUnobscuredContentRect.moveBy(deltaPosition); |
| 3061 | newExposedContentRect.moveBy(deltaPosition); |
| 3062 | positionWasRestoredFromSizeUpdateHistory = true; |
| 3063 | } else if (oldContentSize != newContentSize) { |
| 3064 | FloatPoint newRelativeContentCenter; |
| 3065 | |
| 3066 | if (CheckedPtr renderer = oldNodeAtCenter ? oldNodeAtCenter->renderer() : nullptr) { |
| 3067 | Ref containingView = *oldNodeAtCenter->document().frame()->view(); |
| 3068 | auto newBoundingBox = containingView->contentsToRootView(renderer->absoluteBoundingBoxRect(true)); |
| 3069 | newRelativeContentCenter = FloatPoint(newBoundingBox.x() + relativeHorizontalPositionInNodeAtCenter * newBoundingBox.width(), newBoundingBox.y() + relativeVerticalPositionInNodeAtCenter * newBoundingBox.height()); |
| 3070 | } else |
| 3071 | newRelativeContentCenter = relativeCenterAfterContentSizeChange(target.unobscuredRect, oldContentSize, newContentSize); |
| 3072 | |
| 3073 | FloatPoint newUnobscuredContentRectCenter = newUnobscuredContentRect.center(); |
| 3074 | FloatPoint positionDelta(newRelativeContentCenter.x() - newUnobscuredContentRectCenter.x(), newRelativeContentCenter.y() - newUnobscuredContentRectCenter.y()); |
| 3075 | newUnobscuredContentRect.moveBy(positionDelta); |
| 3076 | newExposedContentRect.moveBy(positionDelta); |
| 3077 | } |
| 3078 | |
| 3079 | // Make the top/bottom edges "sticky" within 1 pixel. |
| 3080 | if (!positionWasRestoredFromSizeUpdateHistory) { |
| 3081 | if (target.unobscuredRect.maxY() > oldContentSize.height() - 1) { |
| 3082 | float bottomVerticalPosition = newContentSize.height() - newUnobscuredContentRect.height(); |
| 3083 | newUnobscuredContentRect.setY(bottomVerticalPosition); |
| 3084 | newExposedContentRect.setY(bottomVerticalPosition); |
| 3085 | } |
| 3086 | if (target.unobscuredRect.y() < 1) { |
| 3087 | newUnobscuredContentRect.setY(0); |
| 3088 | newExposedContentRect.setY(0); |
| 3089 | } |
| 3090 | |
| 3091 | bool likelyResponsiveDesignViewport = newLayoutSize.width() == target.viewLayoutSize.width() && scalesAreEssentiallyEqual(scale, 1); |
| 3092 | bool contentBleedsOutsideLayoutWidth = newContentSize.width() > newLayoutSize.width(); |
| 3093 | bool originalScrollPositionWasOnTheLeftEdge = target.unobscuredRect.x() <= 0; |
| 3094 | if (likelyResponsiveDesignViewport && contentBleedsOutsideLayoutWidth && originalScrollPositionWasOnTheLeftEdge) { |
| 3095 | // This is a special heuristics for "responsive" design with odd layout. It is quite common for responsive design |
| 3096 | // to have content "bleeding" outside of the minimal layout width, usually from an image or table larger than expected. |
| 3097 | // In those cases, the design usually does not adapt to the new width and remain at the newLayoutSize except for the |
| 3098 | // large boxes. |
| 3099 | // It is worth revisiting this special case as web developers get better with responsive design. |
| 3100 | newExposedContentRect.setX(0); |
| 3101 | newUnobscuredContentRect.setX(0); |
| 3102 | } |
| 3103 | } |
| 3104 | |
| 3105 | float horizontalAdjustment = 0; |
| 3106 | if (newUnobscuredContentRect.maxX() > newContentSize.width()) |
| 3107 | horizontalAdjustment -= newUnobscuredContentRect.maxX() - newContentSize.width(); |
| 3108 | float verticalAdjustment = 0; |
| 3109 | if (newUnobscuredContentRect.maxY() > newContentSize.height()) |
| 3110 | verticalAdjustment -= newUnobscuredContentRect.maxY() - newContentSize.height(); |
| 3111 | if (newUnobscuredContentRect.x() < 0) |
| 3112 | horizontalAdjustment += - newUnobscuredContentRect.x(); |
| 3113 | if (newUnobscuredContentRect.y() < 0) |
| 3114 | verticalAdjustment += - newUnobscuredContentRect.y(); |
| 3115 | |
| 3116 | FloatPoint adjustmentDelta(horizontalAdjustment, verticalAdjustment); |
| 3117 | newUnobscuredContentRect.moveBy(adjustmentDelta); |
| 3118 | newExposedContentRect.moveBy(adjustmentDelta); |
| 3119 | } |
| 3120 | |
| 3121 | frameView->setScrollVelocity({ 0, 0, 0, MonotonicTime::now() }); |
| 3122 | |
| 3123 | IntPoint roundedUnobscuredContentRectPosition = roundedIntPoint(newUnobscuredContentRect.location()); |
| 3124 | frameView->setUnobscuredContentSize(newUnobscuredContentRect.size()); |
| 3125 | protect(m_drawingArea)->setExposedContentRect(newExposedContentRect); |
| 3126 | |
| 3127 | scalePage(scale, roundedUnobscuredContentRectPosition); |
| 3128 | |
| 3129 | frameView->updateLayoutAndStyleIfNeededRecursive(); |
| 3130 | |
| 3131 | // FIXME: Move settings from Frame to Frame and remove this check. |
| 3132 | auto& settings = frameView->frame().settings(); |
| 3133 | LayoutRect documentRect = IntRect(frameView->scrollOrigin(), frameView->contentsSize()); |
| 3134 | double heightExpansionFactor = m_disallowLayoutViewportHeightExpansionReasons.isEmpty() ? settings.layoutViewportHeightExpansionFactor() : 0; |
| 3135 | auto layoutViewportSize = LocalFrameView::expandedLayoutViewportSize(frameView->baseLayoutViewportSize(), LayoutSize(documentRect.size()), heightExpansionFactor); |
| 3136 | LayoutRect layoutViewportRect = LocalFrameView::computeUpdatedLayoutViewportRect(frameView->layoutViewportRect(), documentRect, LayoutSize(newUnobscuredContentRect.size()), LayoutRect(newUnobscuredContentRect), layoutViewportSize, frameView->minStableLayoutViewportOrigin(), frameView->maxStableLayoutViewportOrigin(), LayoutViewportConstraint::ConstrainedToDocumentRect); |
| 3137 | frameView->setLayoutViewportOverrideRect(layoutViewportRect); |
| 3138 | frameView->layoutOrVisualViewportChanged(); |
| 3139 | |
| 3140 | frameView->setCustomSizeForResizeEvent(expandedIntSize(target.unobscuredRectInScrollViewCoordinates.size())); |
| 3141 | setDeviceOrientation(target.deviceOrientation); |
| 3142 | frameView->setScrollOffset(roundedUnobscuredContentRectPosition); |
| 3143 | |
| 3144 | protect(m_page)->isolatedUpdateRendering(); |
| 3145 | |
| 3146 | #if ENABLE(VIEWPORT_RESIZING)(defined (defined 1 && 1) && (defined 1 && 1)) |
| 3147 | shrinkToFitContent(); |
| 3148 | #endif |
| 3149 | |
| 3150 | protect(m_drawingArea)->triggerRenderingUpdate(); |
| 3151 | |
| 3152 | m_pendingDynamicViewportSizeUpdateID = target.identifier; |
| 3153 | } |
| 3154 | |
| 3155 | void WebPage::resetViewportDefaultConfiguration(WebFrame* frame, bool hasMobileDocType) |
| 3156 | { |
| 3157 | LOG_WITH_STREAM(VisibleRects, stream << "WebPage " << m_identifier << " resetViewportDefaultConfiguration")((void)0); |
| 3158 | if (m_useTestingViewportConfiguration) { |
| 3159 | m_viewportConfiguration.setDefaultConfiguration(ViewportConfiguration::testingParameters()); |
| 3160 | return; |
| 3161 | } |
| 3162 | |
| 3163 | auto parametersForStandardFrame = [&] { |
| 3164 | #if ENABLE(FULLSCREEN_API)(defined 1 && 1) |
| 3165 | if (m_isInFullscreenMode == IsInFullscreenMode::Yes) |
| 3166 | return m_viewportConfiguration.nativeWebpageParameters(); |
| 3167 | #endif |
| 3168 | if (shouldIgnoreMetaViewport()) |
| 3169 | return m_viewportConfiguration.nativeWebpageParameters(); |
| 3170 | return ViewportConfiguration::webpageParameters(); |
| 3171 | }; |
| 3172 | |
| 3173 | RefPtr localFrame = frame->coreLocalFrame() ? frame->coreLocalFrame() : frame->provisionalFrame(); |
| 3174 | ASSERT(localFrame)((void)0); |
| 3175 | if (!frame || !localFrame) { |
| 3176 | m_viewportConfiguration.setDefaultConfiguration(parametersForStandardFrame()); |
| 3177 | return; |
| 3178 | } |
| 3179 | |
| 3180 | RefPtr document = localFrame->document(); |
| 3181 | |
| 3182 | auto updateViewportConfigurationForMobileDocType = [this, protectedThis = Ref { *this }, document] { |
| 3183 | m_viewportConfiguration.setDefaultConfiguration(ViewportConfiguration::xhtmlMobileParameters()); |
| 3184 | |
| 3185 | // Do not update the viewport arguments if they are already configured by the website. |
| 3186 | if (m_viewportConfiguration.viewportArguments().type == ViewportArguments::Type::ViewportMeta) |
| 3187 | return; |
| 3188 | |
| 3189 | if (!document || !document->isViewportDocument()) |
| 3190 | return; |
| 3191 | |
| 3192 | // https://www.w3.org/TR/2016/WD-css-device-adapt-1-20160329/#intro |
| 3193 | // Certain DOCTYPEs (for instance XHTML Mobile Profile) are used to recognize mobile documents which are assumed |
| 3194 | // to be designed for handheld devices, hence using the viewport size as the initial containing block size. |
| 3195 | ViewportArguments viewportArguments { ViewportArguments::Type::ViewportMeta }; |
| 3196 | viewportArguments.width = ViewportArguments::ValueDeviceWidth; |
| 3197 | viewportArguments.height = ViewportArguments::ValueDeviceHeight; |
| 3198 | viewportArguments.zoom = 1; |
| 3199 | document->setViewportArguments(viewportArguments); |
| 3200 | viewportPropertiesDidChange(viewportArguments); |
| 3201 | }; |
| 3202 | |
| 3203 | if (hasMobileDocType) { |
| 3204 | return updateViewportConfigurationForMobileDocType(); |
| 3205 | } |
| 3206 | |
| 3207 | bool configureWithParametersForStandardFrame = !document; |
| 3208 | |
| 3209 | if (document) { |
| 3210 | if (document->isImageDocument()) |
| 3211 | m_viewportConfiguration.setDefaultConfiguration(ViewportConfiguration::imageDocumentParameters()); |
| 3212 | else if (document->isTextDocument()) |
| 3213 | m_viewportConfiguration.setDefaultConfiguration(ViewportConfiguration::textDocumentParameters()); |
| 3214 | #if ENABLE(PDF_PLUGIN)(defined 1 && 1) |
| 3215 | else if (m_page && m_page->settings().unifiedPDFEnabled() && document->isPluginDocument()) |
| 3216 | m_viewportConfiguration.setDefaultConfiguration(UnifiedPDFPlugin::viewportParameters()); |
| 3217 | #endif |
| 3218 | else |
| 3219 | configureWithParametersForStandardFrame = true; |
| 3220 | } |
| 3221 | |
| 3222 | if (configureWithParametersForStandardFrame) |
| 3223 | return m_viewportConfiguration.setDefaultConfiguration(parametersForStandardFrame()); |
| 3224 | } |
| 3225 | |
| 3226 | #if ENABLE(TEXT_AUTOSIZING)(defined 1 && 1) |
| 3227 | |
| 3228 | void WebPage::updateTextAutosizingEnablementFromInitialScale(double initialScale) |
| 3229 | { |
| 3230 | if (protect(*m_page)->settings().textAutosizingEnabledAtLargeInitialScale()) |
| 3231 | return; |
| 3232 | |
| 3233 | bool shouldEnable = initialScale <= 1; |
| 3234 | if (shouldEnable == m_page->settings().textAutosizingEnabled()) |
| 3235 | return; |
| 3236 | |
| 3237 | m_page->settings().setTextAutosizingEnabled(shouldEnable); |
| 3238 | } |
| 3239 | |
| 3240 | void WebPage::resetIdempotentTextAutosizingIfNeeded(double previousInitialScale) |
| 3241 | { |
| 3242 | if (!m_page->settings().textAutosizingEnabled() || !m_page->settings().textAutosizingUsesIdempotentMode()) |
| 3243 | return; |
| 3244 | |
| 3245 | const float minimumScaleChangeBeforeRecomputingTextAutosizing = 0.01; |
| 3246 | if (std::abs(previousInitialScale - m_page->initialScaleIgnoringContentSize()) < minimumScaleChangeBeforeRecomputingTextAutosizing) |
| 3247 | return; |
| 3248 | |
| 3249 | if (m_page->initialScaleIgnoringContentSize() >= 1 && previousInitialScale >= 1) |
| 3250 | return; |
| 3251 | |
| 3252 | RefPtr localMainFrame = protect(m_page)->localMainFrame(); |
| 3253 | if (!localMainFrame) |
| 3254 | return; |
| 3255 | |
| 3256 | if (!localMainFrame->view()) |
| 3257 | return; |
| 3258 | |
| 3259 | auto textAutoSizingDelay = [&] { |
| 3260 | Ref frameView = *localMainFrame->view(); |
| 3261 | if (!frameView->isVisuallyNonEmpty()) { |
| 3262 | // We don't anticipate any painting after the next upcoming layout. |
| 3263 | const Seconds longTextAutoSizingDelayOnViewportChange = 100_ms; |
| 3264 | return longTextAutoSizingDelayOnViewportChange; |
| 3265 | } |
| 3266 | const Seconds defaultTextAutoSizingDelayOnViewportChange = 80_ms; |
| 3267 | return defaultTextAutoSizingDelayOnViewportChange; |
| 3268 | }; |
| 3269 | |
| 3270 | // We don't need to update text sizing eagerly. There might be multiple incoming dynamic viewport changes. |
| 3271 | m_textAutoSizingAdjustmentTimer.startOneShot(textAutoSizingDelay()); |
| 3272 | } |
| 3273 | #endif // ENABLE(TEXT_AUTOSIZING) |
| 3274 | |
| 3275 | void WebPage::resetTextAutosizing() |
| 3276 | { |
| 3277 | #if ENABLE(TEXT_AUTOSIZING)(defined 1 && 1) |
| 3278 | for (RefPtr frame = &m_page->mainFrame(); frame; frame = frame->tree().traverseNext()) { |
| 3279 | RefPtr localFrame = dynamicDowncast<LocalFrame>(frame.get()); |
| 3280 | if (!localFrame) |
| 3281 | continue; |
| 3282 | RefPtr document = localFrame->document(); |
| 3283 | if (!document || !document->renderView()) |
| 3284 | continue; |
| 3285 | protect(document->renderView())->resetTextAutosizing(); |
| 3286 | } |
| 3287 | #endif |
| 3288 | } |
| 3289 | |
| 3290 | #if ENABLE(VIEWPORT_RESIZING)(defined (defined 1 && 1) && (defined 1 && 1)) |
| 3291 | |
| 3292 | void WebPage::shrinkToFitContent(ZoomToInitialScale zoomToInitialScale) |
| 3293 | { |
| 3294 | if (m_isClosed) |
| 3295 | return; |
| 3296 | |
| 3297 | if (!m_page->settings().allowViewportShrinkToFitContent()) |
| 3298 | return; |
| 3299 | |
| 3300 | if (m_useTestingViewportConfiguration) |
| 3301 | return; |
| 3302 | |
| 3303 | if (!shouldIgnoreMetaViewport()) |
| 3304 | return; |
| 3305 | |
| 3306 | if (!m_viewportConfiguration.viewportArguments().shrinkToFit) |
| 3307 | return; |
| 3308 | |
| 3309 | if (m_viewportConfiguration.canIgnoreScalingConstraints()) |
| 3310 | return; |
| 3311 | |
| 3312 | RefPtr mainFrame = m_mainFrame->coreLocalFrame(); |
| 3313 | if (!mainFrame) |
| 3314 | return; |
| 3315 | |
| 3316 | RefPtr view = mainFrame->view(); |
| 3317 | if (!view) |
| 3318 | return; |
| 3319 | |
| 3320 | RefPtr mainDocument = mainFrame->document(); |
| 3321 | if (!mainDocument) |
| 3322 | return; |
| 3323 | |
| 3324 | mainDocument->updateLayout(); |
| 3325 | |
| 3326 | static const int toleratedHorizontalScrollingDistance = 20; |
| 3327 | static const int maximumExpandedLayoutWidth = 1280; |
| 3328 | static const int maximumContentWidthBeforeAvoidingShrinkToFit = 1920; |
| 3329 | |
| 3330 | auto scaledViewWidth = [&] () -> int { |
| 3331 | return std::round(m_viewportConfiguration.viewLayoutSize().width() / m_viewportConfiguration.initialScale()); |
| 3332 | }; |
| 3333 | |
| 3334 | int originalContentWidth = view->contentsWidth(); |
| 3335 | int originalViewWidth = scaledViewWidth(); |
| 3336 | int originalLayoutWidth = m_viewportConfiguration.layoutWidth(); |
| 3337 | int originalHorizontalOverflowAmount = originalContentWidth - originalViewWidth; |
| 3338 | if (originalHorizontalOverflowAmount <= toleratedHorizontalScrollingDistance || originalLayoutWidth >= maximumExpandedLayoutWidth || originalContentWidth <= originalViewWidth || originalContentWidth > maximumContentWidthBeforeAvoidingShrinkToFit) |
| 3339 | return; |
| 3340 | |
| 3341 | auto changeMinimumEffectiveDeviceWidth = [this, protectedThis = Ref { *this }, mainDocument] (int targetLayoutWidth) -> bool { |
| 3342 | if (m_viewportConfiguration.setMinimumEffectiveDeviceWidthForShrinkToFit(targetLayoutWidth)) { |
| 3343 | viewportConfigurationChanged(); |
| 3344 | mainDocument->updateLayout(); |
| 3345 | return true; |
| 3346 | } |
| 3347 | return false; |
| 3348 | }; |
| 3349 | |
| 3350 | m_viewportConfiguration.setIsKnownToLayOutWiderThanViewport(true); |
| 3351 | double originalMinimumDeviceWidth = m_viewportConfiguration.minimumEffectiveDeviceWidth(); |
| 3352 | if (changeMinimumEffectiveDeviceWidth(std::min(maximumExpandedLayoutWidth, originalContentWidth)) && view->contentsWidth() - scaledViewWidth() > originalHorizontalOverflowAmount) { |
| 3353 | changeMinimumEffectiveDeviceWidth(originalMinimumDeviceWidth); |
| 3354 | m_viewportConfiguration.setIsKnownToLayOutWiderThanViewport(false); |
| 3355 | } |
| 3356 | |
| 3357 | // FIXME (197429): Consider additionally logging an error message to the console if a responsive meta viewport tag was used. |
| 3358 | RELEASE_LOG(ViewportSizing, "Shrink-to-fit: content width %d => %d; layout width %d => %d", originalContentWidth, view->contentsWidth(), originalLayoutWidth, m_viewportConfiguration.layoutWidth())clang diagnostic push
clang diagnostic ignored "-Wunknown-warning-option" clang diagnostic ignored "-Wunsafe-buffer-usage" clang diagnostic ignored "-Wunsafe-buffer-usage-in-libc-call" clang diagnostic ignored "-Wunsafe-buffer-usage-in-format-attr-call" [[clang ::suppress]] __extension__({ os_log_t _log_tmp = (WebKit2LogViewportSizing .osLogChannel); os_log_type_t _type_tmp = (OS_LOG_TYPE_DEFAULT ); if (os_log_type_enabled(_log_tmp, _type_tmp)) { __extension__ ({ clang diagnostic push clang diagnostic ignored "-Wvla" clang diagnostic error "-Wformat" _Static_assert(__builtin_constant_p ("Shrink-to-fit: content width %d => %d; layout width %d => %d" ), "format/label/description argument must be a string constant" ); __attribute__((section("__TEXT,__oslogstring,cstring_literals" ),internal_linkage)) static const char _os_fmt_str[] __asm("LOS_LOG41" ) = "Shrink-to-fit: content width %d => %d; layout width %d => %d" ; uint8_t _Alignas(16) __attribute__((uninitialized)) _os_fmt_buf [__builtin_os_log_format_buffer_size("Shrink-to-fit: content width %d => %d; layout width %d => %d" , originalContentWidth, view->contentsWidth(), originalLayoutWidth , m_viewportConfiguration.layoutWidth())]; _os_log_impl(& __dso_handle, _log_tmp, _type_tmp, _os_fmt_str, (uint8_t *)__builtin_os_log_format (_os_fmt_buf, "Shrink-to-fit: content width %d => %d; layout width %d => %d" , originalContentWidth, view->contentsWidth(), originalLayoutWidth , m_viewportConfiguration.layoutWidth()), (uint32_t)sizeof(_os_fmt_buf )) clang diagnostic pop ; }); } }) clang diagnostic pop ; |
| 3359 | viewportConfigurationChanged(zoomToInitialScale); |
| 3360 | } |
| 3361 | |
| 3362 | #endif // ENABLE(VIEWPORT_RESIZING) |
| 3363 | |
| 3364 | bool WebPage::shouldIgnoreMetaViewport() const |
| 3365 | { |
| 3366 | if (!m_page) |
| 3367 | return false; |
| 3368 | |
| 3369 | RefPtr localMainFrame = protect(m_page)->localMainFrame(); |
| 3370 | if (RefPtr mainDocument = localMainFrame ? localMainFrame->document() : nullptr) { |
| 3371 | RefPtr loader = mainDocument->loader(); |
| 3372 | if (loader && loader->metaViewportPolicy() == WebCore::MetaViewportPolicy::Ignore) |
| 3373 | return true; |
| 3374 | } |
| 3375 | |
| 3376 | return m_page->settings().shouldIgnoreMetaViewport(); |
| 3377 | } |
| 3378 | |
| 3379 | bool WebPage::mainFramePlugInDefersScalingToViewport() const |
| 3380 | { |
| 3381 | #if ENABLE(PDF_PLUGIN)(defined 1 && 1) |
| 3382 | if (RefPtr plugin = mainFramePlugIn(); plugin && !plugin->pluginHandlesPageScaleFactor()) |
| 3383 | return true; |
| 3384 | #endif |
| 3385 | return false; |
| 3386 | } |
| 3387 | |
| 3388 | bool WebPage::mainFramePlugInRejectsZeroViewLayoutSizeUpdates() const |
| 3389 | { |
| 3390 | #if ENABLE(PDF_PLUGIN)(defined 1 && 1) |
| 3391 | if (RefPtr plugin = mainFramePlugIn(); plugin && !plugin->pluginHandlesPageScaleFactor()) |
| 3392 | return true; |
| 3393 | #endif |
| 3394 | return false; |
| 3395 | } |
| 3396 | |
| 3397 | bool WebPage::shouldEnableViewportBehaviorsForResizableWindows() const |
| 3398 | { |
| 3399 | #if HAVE(UIKIT_RESIZABLE_WINDOWS)(defined 1 && 1) |
| 3400 | return shouldIgnoreMetaViewport() && m_isWindowResizingEnabled && !mainFramePlugInDefersScalingToViewport(); |
| 3401 | #else |
| 3402 | return false; |
| 3403 | #endif |
| 3404 | } |
| 3405 | |
| 3406 | void WebPage::viewportConfigurationChanged(ZoomToInitialScale zoomToInitialScale) |
| 3407 | { |
| 3408 | double initialScale = m_viewportConfiguration.initialScale(); |
| 3409 | double initialScaleIgnoringContentSize = m_viewportConfiguration.initialScaleIgnoringContentSize(); |
| 3410 | #if ENABLE(TEXT_AUTOSIZING)(defined 1 && 1) |
| 3411 | double previousInitialScaleIgnoringContentSize = m_page->initialScaleIgnoringContentSize(); |
| 3412 | protect(m_page)->setInitialScaleIgnoringContentSize(initialScaleIgnoringContentSize); |
| 3413 | resetIdempotentTextAutosizingIfNeeded(previousInitialScaleIgnoringContentSize); |
| 3414 | updateTextAutosizingEnablementFromInitialScale(initialScale); |
| 3415 | #endif |
| 3416 | if (setFixedLayoutSize(m_viewportConfiguration.layoutSize())) |
| 3417 | resetTextAutosizing(); |
| 3418 | |
| 3419 | auto minimumScale = m_viewportConfiguration.minimumScale(); |
| 3420 | auto previousMinimumScale = m_previousViewportConfigurationMinimumScale.value_or(minimumScale); |
| 3421 | auto updatePreviousMinimumScale = makeScopeExit([&] { |
| 3422 | m_previousViewportConfigurationMinimumScale = minimumScale; |
| 3423 | }); |
| 3424 | |
| 3425 | double scale = [&] { |
| 3426 | if (!m_userHasChangedPageScaleFactor || zoomToInitialScale == ZoomToInitialScale::Yes) |
| 3427 | return initialScale; |
| 3428 | |
| 3429 | auto currentScale = pageScaleFactor(); |
| 3430 | if (scalesAreEssentiallyEqual(previousMinimumScale, currentScale)) |
| 3431 | return minimumScale; |
| 3432 | |
| 3433 | return std::max(std::min(currentScale, m_viewportConfiguration.maximumScale()), minimumScale); |
| 3434 | }(); |
| 3435 | |
| 3436 | LOG_WITH_STREAM(VisibleRects, stream << "WebPage " << m_identifier << " viewportConfigurationChanged - setting zoomedOutPageScaleFactor to " << minimumScale << " and scale to " << scale)((void)0); |
| 3437 | |
| 3438 | protect(m_page)->setZoomedOutPageScaleFactor(minimumScale); |
| 3439 | |
| 3440 | updateSizeForCSSDefaultViewportUnits(); |
| 3441 | updateSizeForCSSSmallViewportUnits(); |
| 3442 | updateSizeForCSSLargeViewportUnits(); |
| 3443 | |
| 3444 | RefPtr mainFrameView = this->localMainFrameView(); |
| 3445 | if (!mainFrameView) { |
| 3446 | // FIXME: This is hit in some site isolation tests on iOS. Investigate and fix. <rdar://116201382> |
| 3447 | return; |
| 3448 | } |
| 3449 | |
| 3450 | Ref frameView = *mainFrameView; |
| 3451 | IntPoint scrollPosition = frameView->scrollPosition(); |
| 3452 | if (!m_hasReceivedVisibleContentRectsAfterDidCommitLoad) { |
| 3453 | FloatSize minimumLayoutSizeInScrollViewCoordinates = m_viewportConfiguration.viewLayoutSize(); |
| 3454 | minimumLayoutSizeInScrollViewCoordinates.scale(1 / scale); |
| 3455 | IntSize minimumLayoutSizeInDocumentCoordinates = roundedIntSize(minimumLayoutSizeInScrollViewCoordinates); |
| 3456 | frameView->setUnobscuredContentSize(minimumLayoutSizeInDocumentCoordinates); |
| 3457 | frameView->setScrollVelocity({ 0, 0, 0, MonotonicTime::now() }); |
| 3458 | |
| 3459 | // FIXME: We could send down the obscured margins to find a better exposed rect and unobscured rect. |
| 3460 | // It is not a big deal at the moment because the tile coverage will always extend past the obscured bottom inset. |
| 3461 | if (!m_hasRestoredExposedContentRectAfterDidCommitLoad) |
| 3462 | protect(m_drawingArea)->setExposedContentRect(FloatRect(scrollPosition, minimumLayoutSizeInDocumentCoordinates)); |
| 3463 | } |
| 3464 | scalePage(scale, scrollPosition); |
| 3465 | |
| 3466 | if (!m_hasReceivedVisibleContentRectsAfterDidCommitLoad) { |
| 3467 | // This takes scale into account, so do after the scale change. |
| 3468 | frameView->setCustomFixedPositionLayoutRect(enclosingIntRect(frameView->viewportConstrainedObjectsRect())); |
| 3469 | |
| 3470 | frameView->setCustomSizeForResizeEvent(expandedIntSize(m_viewportConfiguration.minimumLayoutSize())); |
| 3471 | } |
| 3472 | } |
| 3473 | |
| 3474 | void WebPage::applicationWillResignActive() |
| 3475 | { |
| 3476 | [[NSNotificationCenter defaultCenter] postNotificationName:protect(WebUIApplicationWillResignActiveNotification).get() object:nilnullptr]; |
| 3477 | |
| 3478 | // FIXME(224775): Move to WebProcess |
| 3479 | if (RefPtr manager = mediaSessionManagerIfExists()) |
| 3480 | manager->applicationWillBecomeInactive(); |
| 3481 | |
| 3482 | if (m_page) |
| 3483 | protect(m_page)->applicationWillResignActive(); |
| 3484 | } |
| 3485 | |
| 3486 | void WebPage::applicationDidEnterBackground(bool isSuspendedUnderLock) |
| 3487 | { |
| 3488 | [[NSNotificationCenter defaultCenter] postNotificationName:protect(WebUIApplicationDidEnterBackgroundNotification).get() object:nilnullptr userInfo:@{@"isSuspendedUnderLock": @(isSuspendedUnderLock)}]; |
| 3489 | |
| 3490 | m_isSuspendedUnderLock = isSuspendedUnderLock; |
| 3491 | if (!m_backgroundTextExtractionEnabled) |
| 3492 | freezeLayerTree(LayerTreeFreezeReason::BackgroundApplication); |
| 3493 | |
| 3494 | // FIXME(224775): Move to WebProcess |
| 3495 | if (RefPtr manager = mediaSessionManagerIfExists()) |
| 3496 | manager->applicationDidEnterBackground(isSuspendedUnderLock); |
| 3497 | |
| 3498 | if (m_page) |
| 3499 | protect(m_page)->applicationDidEnterBackground(); |
| 3500 | } |
| 3501 | |
| 3502 | void WebPage::applicationDidFinishSnapshottingAfterEnteringBackground() |
| 3503 | { |
| 3504 | markLayersVolatile(); |
| 3505 | } |
| 3506 | |
| 3507 | void WebPage::applicationWillEnterForeground(bool isSuspendedUnderLock) |
| 3508 | { |
| 3509 | m_isSuspendedUnderLock = false; |
| 3510 | cancelMarkLayersVolatile(); |
| 3511 | |
| 3512 | if (!m_backgroundTextExtractionEnabled) |
| 3513 | unfreezeLayerTree(LayerTreeFreezeReason::BackgroundApplication); |
| 3514 | |
| 3515 | [[NSNotificationCenter defaultCenter] postNotificationName:protect(WebUIApplicationWillEnterForegroundNotification).get() object:nilnullptr userInfo:@{@"isSuspendedUnderLock": @(isSuspendedUnderLock)}]; |
| 3516 | |
| 3517 | // FIXME(224775): Move to WebProcess |
| 3518 | if (RefPtr manager = mediaSessionManagerIfExists()) |
| 3519 | manager->applicationWillEnterForeground(isSuspendedUnderLock); |
| 3520 | |
| 3521 | if (m_page) |
| 3522 | protect(m_page)->applicationWillEnterForeground(); |
| 3523 | } |
| 3524 | |
| 3525 | void WebPage::applicationDidBecomeActive() |
| 3526 | { |
| 3527 | [[NSNotificationCenter defaultCenter] postNotificationName:protect(WebUIApplicationDidBecomeActiveNotification).get() object:nilnullptr]; |
| 3528 | |
| 3529 | // FIXME(224775): Move to WebProcess |
| 3530 | if (RefPtr manager = mediaSessionManagerIfExists()) |
| 3531 | manager->applicationDidBecomeActive(); |
| 3532 | |
| 3533 | if (m_page) |
| 3534 | protect(m_page)->applicationDidBecomeActive(); |
| 3535 | } |
| 3536 | |
| 3537 | void WebPage::applicationDidEnterBackgroundForMedia(bool isSuspendedUnderLock) |
| 3538 | { |
| 3539 | if (RefPtr manager = mediaSessionManagerIfExists()) |
| 3540 | manager->applicationDidEnterBackground(isSuspendedUnderLock); |
| 3541 | } |
| 3542 | |
| 3543 | void WebPage::applicationWillEnterForegroundForMedia(bool isSuspendedUnderLock) |
| 3544 | { |
| 3545 | if (RefPtr manager = mediaSessionManagerIfExists()) |
| 3546 | manager->applicationWillEnterForeground(isSuspendedUnderLock); |
| 3547 | } |
| 3548 | |
| 3549 | static inline void adjustVelocityDataForBoundedScale(VelocityData& velocityData, double exposedRectScale, double minimumScale, double maximumScale) |
| 3550 | { |
| 3551 | if (velocityData.scaleChangeRate) { |
| 3552 | velocityData.horizontalVelocity = 0; |
| 3553 | velocityData.verticalVelocity = 0; |
| 3554 | } |
| 3555 | |
| 3556 | if (exposedRectScale >= maximumScale || exposedRectScale <= minimumScale || scalesAreEssentiallyEqual(exposedRectScale, minimumScale) || scalesAreEssentiallyEqual(exposedRectScale, maximumScale)) |
| 3557 | velocityData.scaleChangeRate = 0; |
| 3558 | } |
| 3559 | |
| 3560 | std::optional<float> WebPage::scaleFromUIProcess(const VisibleContentRectUpdateInfo& visibleContentRectUpdateInfo) const |
| 3561 | { |
| 3562 | auto transactionIDForLastScaleFromUIProcess = visibleContentRectUpdateInfo.lastLayerTreeTransactionID(); |
| 3563 | if (m_internals->lastTransactionIDWithScaleChange && m_internals->lastTransactionIDWithScaleChange->greaterThanSameProcess(transactionIDForLastScaleFromUIProcess)) |
| 3564 | return std::nullopt; |
| 3565 | |
| 3566 | float scaleFromUIProcess = visibleContentRectUpdateInfo.scale(); |
| 3567 | float currentScale = m_page->pageScaleFactor(); |
| 3568 | |
| 3569 | double scaleNoiseThreshold = 0.005; |
| 3570 | if (!m_isInStableState && std::abs(scaleFromUIProcess - currentScale) < scaleNoiseThreshold) { |
| 3571 | // Tiny changes of scale during interactive zoom cause content to jump by one pixel, creating |
| 3572 | // visual noise. We filter those useless updates. |
| 3573 | scaleFromUIProcess = currentScale; |
| 3574 | } |
| 3575 | |
| 3576 | scaleFromUIProcess = std::min<float>(m_viewportConfiguration.maximumScale(), std::max<float>(m_viewportConfiguration.minimumScale(), scaleFromUIProcess)); |
| 3577 | if (scalesAreEssentiallyEqual(currentScale, scaleFromUIProcess)) |
| 3578 | return std::nullopt; |
| 3579 | |
| 3580 | return scaleFromUIProcess; |
| 3581 | } |
| 3582 | |
| 3583 | static bool selectionIsInsideFixedPositionContainer(LocalFrame& frame) |
| 3584 | { |
| 3585 | auto& selection = frame.selection().selection(); |
| 3586 | if (selection.isNone()) |
| 3587 | return false; |
| 3588 | |
| 3589 | bool isInsideFixedPosition = false; |
| 3590 | if (selection.isCaret()) { |
| 3591 | protect(frame.selection())->absoluteCaretBounds(&isInsideFixedPosition); |
| 3592 | return isInsideFixedPosition; |
| 3593 | } |
| 3594 | |
| 3595 | selection.visibleStart().absoluteCaretBounds(&isInsideFixedPosition); |
| 3596 | if (isInsideFixedPosition) |
| 3597 | return true; |
| 3598 | |
| 3599 | selection.visibleEnd().absoluteCaretBounds(&isInsideFixedPosition); |
| 3600 | return isInsideFixedPosition; |
| 3601 | } |
| 3602 | |
| 3603 | void WebPage::updateVisibleContentRects(const VisibleContentRectUpdateInfo& visibleContentRectUpdateInfo, MonotonicTime oldestTimestamp) |
| 3604 | { |
| 3605 | LOG_WITH_STREAM(VisibleRects, stream << "\nWebPage " << m_identifier << " updateVisibleContentRects " << visibleContentRectUpdateInfo)((void)0); |
| 3606 | |
| 3607 | // Skip any VisibleContentRectUpdate that have been queued before DidCommitLoad suppresses the updates in the UIProcess. |
| 3608 | if (m_mainFrame->firstLayerTreeTransactionIDAfterDidCommitLoad() && visibleContentRectUpdateInfo.lastLayerTreeTransactionID().lessThanSameProcess(*m_mainFrame->firstLayerTreeTransactionIDAfterDidCommitLoad()) && !visibleContentRectUpdateInfo.isFirstUpdateForNewViewSize()) |
| 3609 | return; |
| 3610 | |
| 3611 | m_hasReceivedVisibleContentRectsAfterDidCommitLoad = true; |
| 3612 | m_isInStableState = visibleContentRectUpdateInfo.inStableState(); |
| 3613 | |
| 3614 | auto scaleFromUIProcess = this->scaleFromUIProcess(visibleContentRectUpdateInfo); |
| 3615 | |
| 3616 | // Skip progressively redrawing tiles if pinch-zooming while the system is under memory pressure. |
| 3617 | if (scaleFromUIProcess && !m_isInStableState && MemoryPressureHandler::singleton().isUnderMemoryPressure()) |
| 3618 | return; |
| 3619 | |
| 3620 | if (m_isInStableState) |
| 3621 | m_hasStablePageScaleFactor = true; |
| 3622 | else { |
| 3623 | if (!m_oldestNonStableUpdateVisibleContentRectsTimestamp) |
| 3624 | m_oldestNonStableUpdateVisibleContentRectsTimestamp = oldestTimestamp; |
| 3625 | } |
| 3626 | |
| 3627 | float scaleToUse = scaleFromUIProcess.value_or(m_page->pageScaleFactor()); |
| 3628 | FloatRect exposedContentRect = visibleContentRectUpdateInfo.exposedContentRect(); |
| 3629 | FloatRect adjustedExposedContentRect = adjustExposedRectForNewScale(exposedContentRect, visibleContentRectUpdateInfo.scale(), scaleToUse); |
| 3630 | protect(m_drawingArea)->setExposedContentRect(adjustedExposedContentRect); |
| 3631 | RefPtr localMainFrame = protect(m_page)->localMainFrame(); |
| 3632 | if (!localMainFrame) |
| 3633 | return; |
| 3634 | RefPtr frameView = *localMainFrame->view(); |
| 3635 | |
| 3636 | if (RefPtr scrollingCoordinator = this->scrollingCoordinator()) { |
| 3637 | Ref remoteScrollingCoordinator = downcast<RemoteScrollingCoordinator>(*scrollingCoordinator); |
| 3638 | if (auto mainFrameScrollingNodeID = frameView->scrollingNodeID()) { |
| 3639 | if (visibleContentRectUpdateInfo.viewStability().contains(ViewStabilityFlag::ScrollViewRubberBanding)) |
| 3640 | remoteScrollingCoordinator->addNodeWithActiveRubberBanding(*mainFrameScrollingNodeID); |
| 3641 | else |
| 3642 | remoteScrollingCoordinator->removeNodeWithActiveRubberBanding(*mainFrameScrollingNodeID); |
| 3643 | } |
| 3644 | } |
| 3645 | |
| 3646 | auto layoutViewportRect = visibleContentRectUpdateInfo.layoutViewportRect(); |
| 3647 | auto unobscuredContentRect = visibleContentRectUpdateInfo.unobscuredContentRect(); |
| 3648 | auto scrollPosition = roundedIntPoint(unobscuredContentRect.location()); |
| 3649 | |
| 3650 | // Computation of layoutViewportRect is done in LayoutUnits which loses some precision, so test with an epsilon. |
| 3651 | // FIXME (302123): The loss of precision when converting floating point values to LayoutUnit does not, by itself, explain |
| 3652 | // the differences between the `layoutViewportRect` and `unobscuredContentRect`'s locations. While scrolling on iOS, |
| 3653 | // the absolute differences can sometimes exceed 3px, which is well over this fractional error threshold. |
| 3654 | // For now, we maintain behavior shipped in iOS 26 by snapping to the unobscured content rect location as long as |
| 3655 | // the difference is fairly small (~45 px). |
| 3656 | static constexpr auto maxEpsilon = 45.0; |
| 3657 | static constexpr auto epsilonRatio = 1.0 / (2 * kFixedPointDenominator); |
| 3658 | auto unobscuredContentRectLocation = unobscuredContentRect.location(); |
| 3659 | auto epsilonX = std::min(maxEpsilon, epsilonRatio * std::abs(unobscuredContentRectLocation.x())); |
| 3660 | auto epsilonY = std::min(maxEpsilon, epsilonRatio * std::abs(unobscuredContentRectLocation.y())); |
| 3661 | auto layoutViewportRectLocation = layoutViewportRect.location(); |
| 3662 | if (std::abs(unobscuredContentRectLocation.x() - layoutViewportRectLocation.x()) <= epsilonX && std::abs(unobscuredContentRectLocation.y() - layoutViewportRectLocation.y()) <= epsilonY) |
| 3663 | layoutViewportRect.setLocation(scrollPosition); |
| 3664 | |
| 3665 | bool pageHasBeenScaledSinceLastLayerTreeCommitThatChangedPageScale = ([&] { |
| 3666 | if (!m_internals->lastLayerTreeTransactionIdAndPageScaleBeforeScalingPage) |
| 3667 | return false; |
| 3668 | |
| 3669 | if (scalesAreEssentiallyEqual(scaleToUse, m_page->pageScaleFactor())) |
| 3670 | return false; |
| 3671 | |
| 3672 | auto [transactionIdBeforeScalingPage, scaleBeforeScalingPage] = *m_internals->lastLayerTreeTransactionIdAndPageScaleBeforeScalingPage; |
| 3673 | if (!scalesAreEssentiallyEqual(scaleBeforeScalingPage, scaleToUse)) |
| 3674 | return false; |
| 3675 | |
| 3676 | return transactionIdBeforeScalingPage.greaterThanOrEqualSameProcess( visibleContentRectUpdateInfo.lastLayerTreeTransactionID()); |
| 3677 | })(); |
| 3678 | |
| 3679 | if (!pageHasBeenScaledSinceLastLayerTreeCommitThatChangedPageScale) { |
| 3680 | bool shouldSetCorePageScale = [this, protectedThis = Ref { *this }] { |
| 3681 | #if ENABLE(PDF_PLUGIN)(defined 1 && 1) |
| 3682 | RefPtr pluginView = mainFramePlugIn(); |
| 3683 | if (!pluginView) |
| 3684 | return true; |
| 3685 | return !pluginView->pluginHandlesPageScaleFactor(); |
| 3686 | #else |
| 3687 | UNUSED_PARAM(this)(void)this; |
| 3688 | return true; |
| 3689 | #endif |
| 3690 | }(); |
| 3691 | |
| 3692 | auto setCorePageScaleFactor = [this, protectedThis = Ref { *this }](float scale, const auto& origin, bool inStableState) { |
| 3693 | m_page->setPageScaleFactor(scale, origin, inStableState); |
| 3694 | #if ENABLE(PDF_PLUGIN)(defined 1 && 1) |
| 3695 | if (RefPtr pluginView = mainFramePlugIn()) |
| 3696 | pluginView->mainFramePageScaleFactorDidChange(); |
| 3697 | #endif |
| 3698 | }; |
| 3699 | |
| 3700 | bool hasSetPageScale = false; |
| 3701 | if (scaleFromUIProcess) { |
| 3702 | m_scaleWasSetByUIProcess = true; |
| 3703 | m_hasStablePageScaleFactor = m_isInStableState; |
| 3704 | |
| 3705 | m_internals->dynamicSizeUpdateHistory.clear(); |
| 3706 | |
| 3707 | if (shouldSetCorePageScale) |
| 3708 | setCorePageScaleFactor(scaleFromUIProcess.value(), scrollPosition, m_isInStableState); |
| 3709 | |
| 3710 | hasSetPageScale = true; |
| 3711 | send(Messages::WebPageProxy::PageScaleFactorDidChange(scaleFromUIProcess.value())); |
| 3712 | } |
| 3713 | |
| 3714 | if (!hasSetPageScale && m_isInStableState && shouldSetCorePageScale) |
| 3715 | setCorePageScaleFactor(scaleToUse, scrollPosition, true); |
| 3716 | } |
| 3717 | |
| 3718 | if (scrollPosition != frameView->scrollPosition()) |
| 3719 | m_internals->dynamicSizeUpdateHistory.clear(); |
| 3720 | |
| 3721 | if (m_viewportConfiguration.setCanIgnoreScalingConstraints(visibleContentRectUpdateInfo.allowShrinkToFit())) |
| 3722 | viewportConfigurationChanged(); |
| 3723 | |
| 3724 | double minimumEffectiveDeviceWidthWhenIgnoringScalingConstraints = ([&] { |
| 3725 | RefPtr document = localMainFrame->document(); |
| 3726 | if (!document) |
| 3727 | return 0; |
| 3728 | |
| 3729 | if (!document->quirks().shouldLayOutAtMinimumWindowWidthWhenIgnoringScalingConstraints()) |
| 3730 | return 0; |
| 3731 | |
| 3732 | // This value is chosen to be close to the minimum width of a Safari window on macOS. |
| 3733 | return 500; |
| 3734 | })(); |
| 3735 | |
| 3736 | if (m_viewportConfiguration.setMinimumEffectiveDeviceWidthWhenIgnoringScalingConstraints(minimumEffectiveDeviceWidthWhenIgnoringScalingConstraints)) |
| 3737 | viewportConfigurationChanged(); |
| 3738 | |
| 3739 | frameView->clearObscuredInsetsAdjustmentsIfNeeded(); |
| 3740 | frameView->setUnobscuredContentSize(unobscuredContentRect.size()); |
| 3741 | Ref page = *m_page; |
| 3742 | page->setContentInsets(visibleContentRectUpdateInfo.contentInsets()); |
| 3743 | page->setObscuredInsets(visibleContentRectUpdateInfo.obscuredInsets()); |
| 3744 | page->setUnobscuredSafeAreaInsets(visibleContentRectUpdateInfo.unobscuredSafeAreaInsets()); |
| 3745 | page->setEnclosedInScrollableAncestorView(visibleContentRectUpdateInfo.enclosedInScrollableAncestorView()); |
| 3746 | |
| 3747 | VelocityData scrollVelocity = visibleContentRectUpdateInfo.scrollVelocity(); |
| 3748 | adjustVelocityDataForBoundedScale(scrollVelocity, visibleContentRectUpdateInfo.scale(), m_viewportConfiguration.minimumScale(), m_viewportConfiguration.maximumScale()); |
| 3749 | frameView->setScrollVelocity(scrollVelocity); |
| 3750 | |
| 3751 | bool visualViewportChanged = unobscuredContentRect != visibleContentRectUpdateInfo.unobscuredContentRectRespectingInputViewBounds(); |
| 3752 | if (visualViewportChanged) |
| 3753 | frameView->setVisualViewportOverrideRect(LayoutRect(visibleContentRectUpdateInfo.unobscuredContentRectRespectingInputViewBounds())); |
| 3754 | else if (m_isInStableState) { |
| 3755 | frameView->setVisualViewportOverrideRect(std::nullopt); |
| 3756 | visualViewportChanged = true; |
| 3757 | } |
| 3758 | |
| 3759 | bool isChangingObscuredInsetsInteractively = visibleContentRectUpdateInfo.viewStability().contains(ViewStabilityFlag::ChangingObscuredInsetsInteractively); |
| 3760 | bool shouldPerformLayout = m_isInStableState && !isChangingObscuredInsetsInteractively; |
| 3761 | |
| 3762 | LOG_WITH_STREAM(VisibleRects, stream << "WebPage::updateVisibleContentRects - setLayoutViewportOverrideRect " << layoutViewportRect)((void)0); |
| 3763 | frameView->setLayoutViewportOverrideRect(LayoutRect(layoutViewportRect), shouldPerformLayout ? LocalFrameView::TriggerLayoutOrNot::Yes : LocalFrameView::TriggerLayoutOrNot::No); |
| 3764 | |
| 3765 | if (m_isInStableState) { |
| 3766 | if (selectionIsInsideFixedPositionContainer(*localMainFrame)) { |
| 3767 | // Ensure that the next layer tree commit contains up-to-date caret/selection rects. |
| 3768 | frameView->frame().selection().setCaretRectNeedsUpdate(); |
| 3769 | scheduleFullEditorStateUpdate(); |
| 3770 | } |
| 3771 | } |
| 3772 | |
| 3773 | if (visualViewportChanged) |
| 3774 | frameView->layoutOrVisualViewportChanged(); |
| 3775 | |
| 3776 | if (!isChangingObscuredInsetsInteractively) |
| 3777 | frameView->setCustomSizeForResizeEvent(expandedIntSize(visibleContentRectUpdateInfo.unobscuredRectInScrollViewCoordinates().size())); |
| 3778 | |
| 3779 | if (RefPtr scrollingCoordinator = this->scrollingCoordinator()) { |
| 3780 | auto viewportStability = ViewportRectStability::Stable; |
| 3781 | auto layerAction = ScrollingLayerPositionAction::Sync; |
| 3782 | |
| 3783 | if (isChangingObscuredInsetsInteractively) { |
| 3784 | viewportStability = ViewportRectStability::ChangingObscuredInsetsInteractively; |
| 3785 | layerAction = ScrollingLayerPositionAction::SetApproximate; |
| 3786 | } else if (!m_isInStableState) { |
| 3787 | viewportStability = ViewportRectStability::Unstable; |
| 3788 | layerAction = ScrollingLayerPositionAction::SetApproximate; |
| 3789 | } |
| 3790 | |
| 3791 | auto mainFrameScrollingNodeID = frameView->scrollingNodeID(); |
| 3792 | if (!mainFrameScrollingNodeID) { |
| 3793 | ASSERT_NOT_REACHED()((void)0); |
| 3794 | return; |
| 3795 | } |
| 3796 | |
| 3797 | auto scrollUpdate = ScrollUpdate { |
| 3798 | .nodeID = *mainFrameScrollingNodeID, |
| 3799 | .scrollPosition = scrollPosition, |
| 3800 | .data = ScrollUpdateData { |
| 3801 | .updateType = ScrollUpdateType::PositionUpdate, |
| 3802 | .updateLayerPositionAction = layerAction, |
| 3803 | .layoutViewportOrigin = visibleContentRectUpdateInfo.layoutViewportRect().location() |
| 3804 | } |
| 3805 | }; |
| 3806 | |
| 3807 | // We don't actually know that these are user scrolls; we get here for all kinds of state changes. |
| 3808 | scrollingCoordinator->applyScrollUpdate(WTF::move(scrollUpdate), ScrollType::User, viewportStability); |
| 3809 | |
| 3810 | if (visibleContentRectUpdateInfo.needsScrollend() && frameView->scrollingNodeID()) { |
| 3811 | auto scrollUpdate = ScrollUpdate { |
| 3812 | .nodeID = *frameView->scrollingNodeID(), |
| 3813 | .scrollPosition = { }, |
| 3814 | .data = ScrollUpdateData { |
| 3815 | .updateType = ScrollUpdateType::WheelEventScrollDidEnd, |
| 3816 | } |
| 3817 | }; |
| 3818 | scrollingCoordinator->applyScrollUpdate(WTF::move(scrollUpdate), ScrollType::User); |
| 3819 | } |
| 3820 | } |
| 3821 | } |
| 3822 | |
| 3823 | void WebPage::scheduleLayoutViewportHeightExpansionUpdate() |
| 3824 | { |
| 3825 | if (!m_page->settings().layoutViewportHeightExpansionFactor()) |
| 3826 | return; |
| 3827 | |
| 3828 | if (m_updateLayoutViewportHeightExpansionTimer.isActive()) { |
| 3829 | m_shouldRescheduleLayoutViewportHeightExpansionTimer = true; |
| 3830 | return; |
| 3831 | } |
| 3832 | |
| 3833 | m_updateLayoutViewportHeightExpansionTimer.restart(); |
| 3834 | } |
| 3835 | |
| 3836 | void WebPage::updateLayoutViewportHeightExpansionTimerFired() |
| 3837 | { |
| 3838 | if (m_disallowLayoutViewportHeightExpansionReasons.contains(DisallowLayoutViewportHeightExpansionReason::LargeContainer)) |
| 3839 | return; |
| 3840 | |
| 3841 | RefPtr mainFrame = m_mainFrame->coreLocalFrame(); |
| 3842 | if (!mainFrame) |
| 3843 | return; |
| 3844 | |
| 3845 | RefPtr document = mainFrame->document(); |
| 3846 | if (!document) |
| 3847 | return; |
| 3848 | |
| 3849 | RefPtr view = mainFrame->view(); |
| 3850 | if (!view) |
| 3851 | return; |
| 3852 | |
| 3853 | FloatRect viewportRect = view->viewportConstrainedObjectsRect(); |
| 3854 | |
| 3855 | bool hitTestedToLargeViewportConstrainedElement = [&] { |
| 3856 | if (!view->hasViewportConstrainedObjects()) |
| 3857 | return false; |
| 3858 | |
| 3859 | HashSet<Ref<Element>> largeViewportConstrainedElements; |
| 3860 | for (CheckedRef renderer : *view->viewportConstrainedObjects()) { |
| 3861 | RefPtr element = renderer->element(); |
| 3862 | if (!element) |
| 3863 | continue; |
| 3864 | |
| 3865 | auto bounds = renderer->absoluteBoundingBoxRect(); |
| 3866 | if (intersection(viewportRect, bounds).height() > 0.9 * viewportRect.height()) |
| 3867 | largeViewportConstrainedElements.add(element.releaseNonNull()); |
| 3868 | } |
| 3869 | |
| 3870 | if (largeViewportConstrainedElements.isEmpty()) |
| 3871 | return false; |
| 3872 | |
| 3873 | auto hitTestResult = HitTestResult { LayoutRect { viewportRect } }; |
| 3874 | if (!document->hitTest({ HitTestSource::User, { HitTestRequest::Type::ReadOnly, HitTestRequest::Type::CollectMultipleElements } }, hitTestResult)) |
| 3875 | return false; |
| 3876 | |
| 3877 | auto& hitTestedNodes = hitTestResult.listBasedTestResult(); |
| 3878 | HashSet<Ref<Element>> elementsOutsideOfAnyLargeViewportConstrainedContainers; |
| 3879 | for (auto& node : hitTestedNodes) { |
| 3880 | RefPtr firstParentOrSelf = dynamicDowncast<Element>(node.get()) ?: node->parentElementInComposedTree(); |
| 3881 | Vector<Ref<Element>> ancestorsForHitTestedNode; |
| 3882 | for (RefPtr parent = firstParentOrSelf; parent; parent = parent->parentElementInComposedTree()) { |
| 3883 | if (largeViewportConstrainedElements.contains(*parent)) |
| 3884 | return true; |
| 3885 | |
| 3886 | if (elementsOutsideOfAnyLargeViewportConstrainedContainers.contains(*parent)) |
| 3887 | break; |
| 3888 | |
| 3889 | ancestorsForHitTestedNode.append(*parent); |
| 3890 | } |
| 3891 | for (auto& ancestor : ancestorsForHitTestedNode) |
| 3892 | elementsOutsideOfAnyLargeViewportConstrainedContainers.add(ancestor); |
| 3893 | } |
| 3894 | return false; |
| 3895 | }(); |
| 3896 | |
| 3897 | if (hitTestedToLargeViewportConstrainedElement) { |
| 3898 | RELEASE_LOG(ViewportSizing, "Shrinking viewport down to normal height (found large fixed-position container)")clang diagnostic push
clang diagnostic ignored "-Wunknown-warning-option" clang diagnostic ignored "-Wunsafe-buffer-usage" clang diagnostic ignored "-Wunsafe-buffer-usage-in-libc-call" clang diagnostic ignored "-Wunsafe-buffer-usage-in-format-attr-call" [[clang ::suppress]] __extension__({ os_log_t _log_tmp = (WebKit2LogViewportSizing .osLogChannel); os_log_type_t _type_tmp = (OS_LOG_TYPE_DEFAULT ); if (os_log_type_enabled(_log_tmp, _type_tmp)) { __extension__ ({ clang diagnostic push clang diagnostic ignored "-Wvla" clang diagnostic error "-Wformat" _Static_assert(__builtin_constant_p ("Shrinking viewport down to normal height (found large fixed-position container)" ), "format/label/description argument must be a string constant" ); __attribute__((section("__TEXT,__oslogstring,cstring_literals" ),internal_linkage)) static const char _os_fmt_str[] __asm("LOS_LOG42" ) = "Shrinking viewport down to normal height (found large fixed-position container)" ; uint8_t _Alignas(16) __attribute__((uninitialized)) _os_fmt_buf [__builtin_os_log_format_buffer_size("Shrinking viewport down to normal height (found large fixed-position container)" )]; _os_log_impl(&__dso_handle, _log_tmp, _type_tmp, _os_fmt_str , (uint8_t *)__builtin_os_log_format(_os_fmt_buf, "Shrinking viewport down to normal height (found large fixed-position container)" ), (uint32_t)sizeof(_os_fmt_buf)) clang diagnostic pop ; }); } }) clang diagnostic pop ; |
| 3899 | addReasonsToDisallowLayoutViewportHeightExpansion(DisallowLayoutViewportHeightExpansionReason::LargeContainer); |
| 3900 | } else if (m_shouldRescheduleLayoutViewportHeightExpansionTimer) { |
| 3901 | m_shouldRescheduleLayoutViewportHeightExpansionTimer = false; |
| 3902 | m_updateLayoutViewportHeightExpansionTimer.restart(); |
| 3903 | } |
| 3904 | } |
| 3905 | |
| 3906 | void WebPage::willStartUserTriggeredZooming() |
| 3907 | { |
| 3908 | #if ENABLE(PDF_PLUGIN)(defined 1 && 1) |
| 3909 | if (RefPtr pluginView = mainFramePlugIn()) |
| 3910 | pluginView->didBeginMagnificationGesture(); |
| 3911 | #endif |
| 3912 | |
| 3913 | protect(protect(*m_page)->diagnosticLoggingClient())->logDiagnosticMessage(DiagnosticLoggingKeys::webViewKey(), DiagnosticLoggingKeys::userZoomActionKey(), ShouldSample::No); |
| 3914 | m_userHasChangedPageScaleFactor = true; |
| 3915 | } |
| 3916 | |
| 3917 | void WebPage::didEndUserTriggeredZooming() |
| 3918 | { |
| 3919 | #if ENABLE(PDF_PLUGIN)(defined 1 && 1) |
| 3920 | if (RefPtr pluginView = mainFramePlugIn()) |
| 3921 | pluginView->didEndMagnificationGesture(); |
| 3922 | #endif |
| 3923 | } |
| 3924 | |
| 3925 | #if ENABLE(IOS_TOUCH_EVENTS)(defined 0 && 0) |
| 3926 | static std::optional<RemoteWebTouchEvent> transformEventIfNecessary(const Expected<bool, WebCore::RemoteFrameGeometryTransformer>& transformer, WebTouchEvent&& event) |
| 3927 | { |
| 3928 | if (transformer) |
| 3929 | return std::nullopt; |
| 3930 | event.transformToRemoteFrameCoordinates(transformer.error()); |
| 3931 | return RemoteWebTouchEvent { transformer.error().remoteFrameID(), WTF::move(event) }; |
| 3932 | } |
| 3933 | |
| 3934 | void WebPage::dispatchAsynchronousTouchEvents(UniqueRef<EventDispatcher::TouchEventQueue>&& queue) |
| 3935 | { |
| 3936 | for (auto& touchEventData : queue.get()) { |
| 3937 | auto handleTouchEventResult = dispatchTouchEvent(touchEventData.frameID, touchEventData.event); |
| 3938 | bool handled = handleTouchEventResult.value_or(false); |
| 3939 | |
| 3940 | // Invoke coalesced-away completion handlers first. These events were never |
| 3941 | // dispatched to JS, but their handlers must still be invoked so that state |
| 3942 | // transitions they carry (e.g. m_touchMovePreventionState) are resolved. |
| 3943 | for (auto&& completionHandler : touchEventData.completionHandlers | std::views::take(touchEventData.completionHandlers.size() - 1)) |
| 3944 | completionHandler(handled, std::nullopt); |
| 3945 | |
| 3946 | // The last handler corresponds to the event that was actually dispatched. |
| 3947 | touchEventData.completionHandlers.last()(handled, transformEventIfNecessary(handleTouchEventResult, WTF::move(touchEventData.event))); |
| 3948 | } |
| 3949 | } |
| 3950 | |
| 3951 | void WebPage::cancelAsynchronousTouchEvents(UniqueRef<EventDispatcher::TouchEventQueue>&& queue) |
| 3952 | { |
| 3953 | for (auto& touchEventData : queue.get()) { |
| 3954 | for (auto& completionHandler : touchEventData.completionHandlers) |
| 3955 | completionHandler(true, std::nullopt); |
| 3956 | } |
| 3957 | } |
| 3958 | #endif |
| 3959 | |
| 3960 | void WebPage::computePagesForPrintingiOS(WebCore::FrameIdentifier frameID, const PrintInfo& printInfo, CompletionHandler<void(uint64_t)>&& reply) |
| 3961 | { |
| 3962 | ASSERT_WITH_MESSAGE(!printInfo.snapshotFirstPage, "If we are just snapshotting the first page, we don't need a synchronous message to determine the page count, which is 1.")((void)0); |
| 3963 | |
| 3964 | Vector<WebCore::IntRect> pageRects; |
| 3965 | double totalScaleFactor; |
| 3966 | auto margin = printInfo.margin; |
| 3967 | computePagesForPrintingImpl(frameID, printInfo, pageRects, totalScaleFactor, margin); |
| 3968 | |
| 3969 | RELEASE_LOG(Printing, "Computing pages for printing. Page rects size = %zu", pageRects.size())clang diagnostic push
clang diagnostic ignored "-Wunknown-warning-option" clang diagnostic ignored "-Wunsafe-buffer-usage" clang diagnostic ignored "-Wunsafe-buffer-usage-in-libc-call" clang diagnostic ignored "-Wunsafe-buffer-usage-in-format-attr-call" [[clang ::suppress]] __extension__({ os_log_t _log_tmp = (WebKit2LogPrinting .osLogChannel); os_log_type_t _type_tmp = (OS_LOG_TYPE_DEFAULT ); if (os_log_type_enabled(_log_tmp, _type_tmp)) { __extension__ ({ clang diagnostic push clang diagnostic ignored "-Wvla" clang diagnostic error "-Wformat" _Static_assert(__builtin_constant_p ("Computing pages for printing. Page rects size = %zu"), "format/label/description argument must be a string constant" ); __attribute__((section("__TEXT,__oslogstring,cstring_literals" ),internal_linkage)) static const char _os_fmt_str[] __asm("LOS_LOG43" ) = "Computing pages for printing. Page rects size = %zu"; uint8_t _Alignas(16) __attribute__((uninitialized)) _os_fmt_buf[__builtin_os_log_format_buffer_size ("Computing pages for printing. Page rects size = %zu", pageRects .size())]; _os_log_impl(&__dso_handle, _log_tmp, _type_tmp , _os_fmt_str, (uint8_t *)__builtin_os_log_format(_os_fmt_buf , "Computing pages for printing. Page rects size = %zu", pageRects .size()), (uint32_t)sizeof(_os_fmt_buf)) clang diagnostic pop ; }); } }) clang diagnostic pop ; |
| 3970 | |
| 3971 | ASSERT(pageRects.size() >= 1)((void)0); |
| 3972 | reply(pageRects.size()); |
| 3973 | } |
| 3974 | |
| 3975 | void WebPage::drawToImage(WebCore::FrameIdentifier frameID, const PrintInfo& printInfo, CompletionHandler<void(std::optional<WebCore::ShareableBitmap::Handle>&&)>&& reply) |
| 3976 | { |
| 3977 | Vector<WebCore::IntRect> pageRects; |
| 3978 | double totalScaleFactor; |
| 3979 | auto margin = printInfo.margin; |
| 3980 | computePagesForPrintingImpl(frameID, printInfo, pageRects, totalScaleFactor, margin); |
| 3981 | |
| 3982 | size_t pageCount = pageRects.size(); |
| 3983 | |
| 3984 | RELEASE_LOG(Printing, "Drawing to image. Page rects size = %zu", pageCount)clang diagnostic push
clang diagnostic ignored "-Wunknown-warning-option" clang diagnostic ignored "-Wunsafe-buffer-usage" clang diagnostic ignored "-Wunsafe-buffer-usage-in-libc-call" clang diagnostic ignored "-Wunsafe-buffer-usage-in-format-attr-call" [[clang ::suppress]] __extension__({ os_log_t _log_tmp = (WebKit2LogPrinting .osLogChannel); os_log_type_t _type_tmp = (OS_LOG_TYPE_DEFAULT ); if (os_log_type_enabled(_log_tmp, _type_tmp)) { __extension__ ({ clang diagnostic push clang diagnostic ignored "-Wvla" clang diagnostic error "-Wformat" _Static_assert(__builtin_constant_p ("Drawing to image. Page rects size = %zu"), "format/label/description argument must be a string constant" ); __attribute__((section("__TEXT,__oslogstring,cstring_literals" ),internal_linkage)) static const char _os_fmt_str[] __asm("LOS_LOG44" ) = "Drawing to image. Page rects size = %zu"; uint8_t _Alignas (16) __attribute__((uninitialized)) _os_fmt_buf[__builtin_os_log_format_buffer_size ("Drawing to image. Page rects size = %zu", pageCount)]; _os_log_impl (&__dso_handle, _log_tmp, _type_tmp, _os_fmt_str, (uint8_t *)__builtin_os_log_format(_os_fmt_buf, "Drawing to image. Page rects size = %zu" , pageCount), (uint32_t)sizeof(_os_fmt_buf)) clang diagnostic pop ; }); } }) clang diagnostic pop ; |
| 3985 | |
| 3986 | ASSERT(pageCount >= 1)((void)0); |
| 3987 | |
| 3988 | if (!m_printContext) { |
| 3989 | reply({ }); |
| 3990 | endPrinting(); |
| 3991 | return; |
| 3992 | } |
| 3993 | |
| 3994 | Checked<int> pageWidth = pageRects[0].width(); |
| 3995 | Checked<int> pageHeight = pageRects[0].height(); |
| 3996 | |
| 3997 | // The thumbnail images are always a maximum of 500 x 500. |
| 3998 | static constexpr float maximumPrintPreviewDimensionSize = 500.0; |
| 3999 | |
| 4000 | // If the sizes are too large, the bitmap will not be able to be created, |
| 4001 | // so scale them down. |
| 4002 | float scaleFactor = maximumPrintPreviewDimensionSize / static_cast<int>(std::max(pageWidth, pageHeight)); |
| 4003 | if (scaleFactor < 1.0) { |
| 4004 | pageWidth = static_cast<int>(std::floorf(static_cast<int>(pageWidth) * scaleFactor)); |
| 4005 | pageHeight = static_cast<int>(std::floorf(static_cast<int>(pageHeight) * scaleFactor)); |
| 4006 | } |
| 4007 | |
| 4008 | int imageHeight; |
| 4009 | if (!WTF::safeMultiply(pageHeight.value<size_t>(), pageCount, imageHeight)) { |
| 4010 | reply({ }); |
| 4011 | endPrinting(); |
| 4012 | return; |
| 4013 | } |
| 4014 | |
| 4015 | auto bitmap = ShareableBitmap::create({ IntSize(pageWidth, imageHeight) }); |
| 4016 | if (!bitmap) { |
| 4017 | reply({ }); |
| 4018 | endPrinting(); |
| 4019 | return; |
| 4020 | } |
| 4021 | |
| 4022 | auto graphicsContext = bitmap->createGraphicsContext(); |
| 4023 | if (!graphicsContext) { |
| 4024 | reply({ }); |
| 4025 | endPrinting(); |
| 4026 | return; |
| 4027 | } |
| 4028 | |
| 4029 | for (size_t pageIndex = 0; pageIndex < pageCount; ++pageIndex) { |
| 4030 | if (pageIndex >= m_printContext->pageCount()) |
| 4031 | break; |
| 4032 | graphicsContext->save(); |
| 4033 | graphicsContext->translate(0, pageHeight * static_cast<int>(pageIndex)); |
| 4034 | protect(m_printContext)->spoolPage(*graphicsContext, pageIndex, pageWidth); |
| 4035 | graphicsContext->restore(); |
| 4036 | } |
| 4037 | |
| 4038 | auto handle = bitmap->createHandle(SharedMemory::Protection::ReadOnly); |
| 4039 | reply(WTF::move(handle)); |
| 4040 | endPrinting(); |
| 4041 | } |
| 4042 | |
| 4043 | void WebPage::drawPrintingToSnapshotiOS(RemoteSnapshotIdentifier snapshotIdentifier, WebCore::FrameIdentifier frameID, const PrintInfo& printInfo, CompletionHandler<void(std::optional<WebCore::FloatSize>)>&& completionHandler) |
| 4044 | { |
| 4045 | RefPtr frame = WebProcess::singleton().webFrame(frameID); |
| 4046 | if (!frame) { |
| 4047 | completionHandler({ }); |
| 4048 | endPrinting(); |
| 4049 | return; |
| 4050 | } |
| 4051 | |
| 4052 | RefPtr coreFrame = frame->coreLocalFrame(); |
| 4053 | if (!coreFrame) { |
| 4054 | completionHandler({ }); |
| 4055 | endPrinting(); |
| 4056 | return; |
| 4057 | } |
| 4058 | |
| 4059 | if (pdfDocumentForPrintingFrame(coreFrame.get())) { |
| 4060 | // Can't do this remotely. |
| 4061 | completionHandler({ }); |
| 4062 | endPrinting(); |
| 4063 | return; |
| 4064 | } |
| 4065 | |
| 4066 | if (!m_printContext) { |
| 4067 | completionHandler({ }); |
| 4068 | endPrinting(); |
| 4069 | return; |
| 4070 | } |
| 4071 | |
| 4072 | PrintContextAccessScope scope { *this }; |
| 4073 | ASSERT(coreFrame->document()->printing())((void)0); |
| 4074 | |
| 4075 | Vector<WebCore::IntRect> pageRects; |
| 4076 | double totalScaleFactor; |
| 4077 | auto margin = printInfo.margin; |
| 4078 | computePagesForPrintingImpl(frameID, printInfo, pageRects, totalScaleFactor, margin); |
| 4079 | |
| 4080 | size_t pageCount = pageRects.size(); |
| 4081 | |
| 4082 | RELEASE_LOG(Printing, "Drawing to image. Page rects size = %zu", pageCount)clang diagnostic push
clang diagnostic ignored "-Wunknown-warning-option" clang diagnostic ignored "-Wunsafe-buffer-usage" clang diagnostic ignored "-Wunsafe-buffer-usage-in-libc-call" clang diagnostic ignored "-Wunsafe-buffer-usage-in-format-attr-call" [[clang ::suppress]] __extension__({ os_log_t _log_tmp = (WebKit2LogPrinting .osLogChannel); os_log_type_t _type_tmp = (OS_LOG_TYPE_DEFAULT ); if (os_log_type_enabled(_log_tmp, _type_tmp)) { __extension__ ({ clang diagnostic push clang diagnostic ignored "-Wvla" clang diagnostic error "-Wformat" _Static_assert(__builtin_constant_p ("Drawing to image. Page rects size = %zu"), "format/label/description argument must be a string constant" ); __attribute__((section("__TEXT,__oslogstring,cstring_literals" ),internal_linkage)) static const char _os_fmt_str[] __asm("LOS_LOG45" ) = "Drawing to image. Page rects size = %zu"; uint8_t _Alignas (16) __attribute__((uninitialized)) _os_fmt_buf[__builtin_os_log_format_buffer_size ("Drawing to image. Page rects size = %zu", pageCount)]; _os_log_impl (&__dso_handle, _log_tmp, _type_tmp, _os_fmt_str, (uint8_t *)__builtin_os_log_format(_os_fmt_buf, "Drawing to image. Page rects size = %zu" , pageCount), (uint32_t)sizeof(_os_fmt_buf)) clang diagnostic pop ; }); } }) clang diagnostic pop ; |
| 4083 | |
| 4084 | Checked<int> pageWidth = pageRects[0].width(); |
| 4085 | Checked<int> pageHeight = pageRects[0].height(); |
| 4086 | |
| 4087 | // The thumbnail images are always a maximum of 500 x 500. |
| 4088 | static constexpr float maximumPrintPreviewDimensionSize = 500.0; |
| 4089 | |
| 4090 | // If the sizes are too large, the bitmap will not be able to be created, |
| 4091 | // so scale them down. |
| 4092 | float scaleFactor = maximumPrintPreviewDimensionSize / static_cast<int>(std::max(pageWidth, pageHeight)); |
| 4093 | if (scaleFactor < 1.0) { |
| 4094 | pageWidth = static_cast<int>(std::floorf(static_cast<int>(pageWidth) * scaleFactor)); |
| 4095 | pageHeight = static_cast<int>(std::floorf(static_cast<int>(pageHeight) * scaleFactor)); |
| 4096 | } |
| 4097 | |
| 4098 | int imageHeight; |
| 4099 | if (!WTF::safeMultiply(pageHeight.value<size_t>(), pageCount, imageHeight)) { |
| 4100 | completionHandler({ }); |
| 4101 | endPrinting(); |
| 4102 | return; |
| 4103 | } |
| 4104 | |
| 4105 | auto mediaBox = IntRect { 0, 0, pageWidth, imageHeight }; |
| 4106 | |
| 4107 | Ref remoteRenderingBackend = ensureRemoteRenderingBackendProxy(); |
| 4108 | m_remoteSnapshotState = { |
| 4109 | snapshotIdentifier, |
| 4110 | remoteRenderingBackend->createSnapshotRecorder(snapshotIdentifier), |
| 4111 | MainRunLoopSuccessCallbackAggregator::create([completionHandler = WTF::move(completionHandler), snapshotSize = mediaBox.size()] (bool success) mutable { |
| 4112 | completionHandler(success ? std::optional<FloatSize>(snapshotSize) : std::nullopt); |
| 4113 | }) |
| 4114 | }; |
| 4115 | |
| 4116 | GraphicsContext& context = m_remoteSnapshotState->recorder.get(); |
| 4117 | |
| 4118 | for (size_t pageIndex = 0; pageIndex < pageCount; ++pageIndex) { |
| 4119 | if (pageIndex >= m_printContext->pageCount()) |
| 4120 | break; |
| 4121 | context.save(); |
| 4122 | context.translate(0, pageHeight * static_cast<int>(pageIndex)); |
| 4123 | protect(m_printContext)->spoolPage(context, pageIndex, pageWidth); |
| 4124 | context.restore(); |
| 4125 | } |
| 4126 | |
| 4127 | remoteRenderingBackend->sinkSnapshotRecorderIntoSnapshotFrame(WTF::move(m_remoteSnapshotState->recorder), frameID, protect(m_remoteSnapshotState->callback)->chain()); |
| 4128 | m_remoteSnapshotState = std::nullopt; |
| 4129 | } |
| 4130 | |
| 4131 | void WebPage::drawToPDFiOS(FrameIdentifier frameID, const PrintInfo& printInfo, uint64_t pageCount, CompletionHandler<void(RefPtr<SharedBuffer>&&)>&& reply) |
| 4132 | { |
| 4133 | if (printInfo.snapshotFirstPage) { |
| 4134 | RefPtr localMainFrame = protect(m_page)->localMainFrame(); |
| 4135 | if (!localMainFrame) |
| 4136 | return; |
| 4137 | |
| 4138 | auto snapshotRect = IntRect { FloatRect { { }, FloatSize { printInfo.availablePaperWidth, printInfo.availablePaperHeight } } }; |
| 4139 | |
| 4140 | RefPtr buffer = ImageBuffer::create(snapshotRect.size(), RenderingMode::PDFDocument, RenderingPurpose::Snapshot, 1, DestinationColorSpace::SRGB(), PixelFormat::BGRA8); |
| 4141 | if (!buffer) |
| 4142 | return; |
| 4143 | |
| 4144 | Ref frameView = *localMainFrame->view(); |
| 4145 | auto originalLayoutViewportOverrideRect = frameView->layoutViewportOverrideRect(); |
| 4146 | frameView->setLayoutViewportOverrideRect(LayoutRect(snapshotRect)); |
| 4147 | |
| 4148 | pdfSnapshotAtSize(*localMainFrame, buffer->context(), snapshotRect, { }); |
| 4149 | |
| 4150 | frameView->setLayoutViewportOverrideRect(originalLayoutViewportOverrideRect); |
| 4151 | reply(buffer->sinkIntoPDFDocument()); |
| 4152 | return; |
| 4153 | } |
| 4154 | |
| 4155 | RefPtr<SharedBuffer> pdfPageData; |
| 4156 | drawPagesToPDFImpl(frameID, printInfo, 0, pageCount, pdfPageData); |
| 4157 | reply(WTF::move(pdfPageData)); |
| 4158 | |
| 4159 | endPrinting(); |
| 4160 | } |
| 4161 | |
| 4162 | void WebPage::drawPrintingPagesToSnapshotiOS(RemoteSnapshotIdentifier snapshotIdentifier, WebCore::FrameIdentifier frameID, const PrintInfo& printInfo, uint64_t pageCount, CompletionHandler<void(std::optional<WebCore::FloatSize>)>&& completionHandler) |
| 4163 | { |
| 4164 | RefPtr frame = WebProcess::singleton().webFrame(frameID); |
| 4165 | if (!frame) { |
| 4166 | completionHandler({ }); |
| 4167 | return; |
| 4168 | } |
| 4169 | |
| 4170 | RefPtr coreFrame = frame->coreLocalFrame(); |
| 4171 | if (!coreFrame) { |
| 4172 | completionHandler({ }); |
| 4173 | return; |
| 4174 | } |
| 4175 | |
| 4176 | if (pdfDocumentForPrintingFrame(coreFrame.get())) { |
| 4177 | // Can't do this remotely. |
| 4178 | completionHandler({ }); |
| 4179 | return; |
| 4180 | } |
| 4181 | |
| 4182 | if (!m_printContext) { |
| 4183 | completionHandler({ }); |
| 4184 | return; |
| 4185 | } |
| 4186 | |
| 4187 | PrintContextAccessScope scope { *this }; |
| 4188 | ASSERT(coreFrame->document()->printing())((void)0); |
| 4189 | |
| 4190 | auto mediaBox = FloatRect { 0, 0, printInfo.availablePaperWidth, printInfo.availablePaperHeight }; |
| 4191 | if (!printInfo.snapshotFirstPage && m_printContext && m_printContext->pageCount()) |
| 4192 | mediaBox = m_printContext->pageRect(0); |
| 4193 | |
| 4194 | Ref remoteRenderingBackend = ensureRemoteRenderingBackendProxy(); |
| 4195 | m_remoteSnapshotState = { |
| 4196 | snapshotIdentifier, |
| 4197 | remoteRenderingBackend->createSnapshotRecorder(snapshotIdentifier), |
| 4198 | MainRunLoopSuccessCallbackAggregator::create([completionHandler = WTF::move(completionHandler), snapshotSize = mediaBox.size()] (bool success) mutable { |
| 4199 | completionHandler(success ? std::optional<FloatSize>(snapshotSize) : std::nullopt); |
| 4200 | }) |
| 4201 | }; |
| 4202 | |
| 4203 | GraphicsContext& context = m_remoteSnapshotState->recorder.get(); |
| 4204 | |
| 4205 | if (printInfo.snapshotFirstPage) { |
| 4206 | Ref frameView = *coreFrame->view(); |
| 4207 | auto originalLayoutViewportOverrideRect = frameView->layoutViewportOverrideRect(); |
| 4208 | frameView->setLayoutViewportOverrideRect(LayoutRect(mediaBox)); |
| 4209 | |
| 4210 | pdfSnapshotAtSize(*coreFrame, context, IntRect { mediaBox }, { }); |
| 4211 | |
| 4212 | frameView->setLayoutViewportOverrideRect(originalLayoutViewportOverrideRect); |
| 4213 | } else |
| 4214 | drawPrintContextPagesToGraphicsContext(context, mediaBox, 0, pageCount); |
| 4215 | |
| 4216 | remoteRenderingBackend->sinkSnapshotRecorderIntoSnapshotFrame(WTF::move(m_remoteSnapshotState->recorder), frameID, protect(m_remoteSnapshotState->callback)->chain()); |
| 4217 | m_remoteSnapshotState = std::nullopt; |
| 4218 | } |
| 4219 | |
| 4220 | void WebPage::contentSizeCategoryDidChange(const String& contentSizeCategory) |
| 4221 | { |
| 4222 | setContentSizeCategory(contentSizeCategory); |
| 4223 | FontCache::invalidateAllFontCaches(); |
| 4224 | } |
| 4225 | |
| 4226 | String WebPage::platformUserAgent(const URL&) const |
| 4227 | { |
| 4228 | return String(); |
| 4229 | } |
| 4230 | |
| 4231 | static bool isMousePrimaryPointingDevice() |
| 4232 | { |
| 4233 | #if PLATFORM(MACCATALYST)(defined WTF_PLATFORM_MACCATALYST && WTF_PLATFORM_MACCATALYST ) |
| 4234 | return true; |
| 4235 | #else |
| 4236 | return false; |
| 4237 | #endif |
| 4238 | } |
| 4239 | |
| 4240 | bool WebPage::hasAccessoryMousePointingDevice() const |
| 4241 | { |
| 4242 | if (isMousePrimaryPointingDevice()) |
| 4243 | return true; |
| 4244 | |
| 4245 | #if HAVE(MOUSE_DEVICE_OBSERVATION)(defined 1 && 1) |
| 4246 | if (WebProcess::singleton().hasMouseDevice()) |
| 4247 | return true; |
| 4248 | #endif |
| 4249 | |
| 4250 | return false; |
| 4251 | } |
| 4252 | |
| 4253 | static bool hasAccessoryStylusPointingDevice() |
| 4254 | { |
| 4255 | #if HAVE(STYLUS_DEVICE_OBSERVATION)(defined 1 && 1) |
| 4256 | if (WebProcess::singleton().hasStylusDevice()) |
| 4257 | return true; |
| 4258 | #endif |
| 4259 | |
| 4260 | return false; |
| 4261 | } |
| 4262 | |
| 4263 | bool WebPage::hoverSupportedByPrimaryPointingDevice() const |
| 4264 | { |
| 4265 | return isMousePrimaryPointingDevice(); |
| 4266 | } |
| 4267 | |
| 4268 | bool WebPage::hoverSupportedByAnyAvailablePointingDevice() const |
| 4269 | { |
| 4270 | return hasAccessoryMousePointingDevice(); |
| 4271 | } |
| 4272 | |
| 4273 | std::optional<PointerCharacteristics> WebPage::pointerCharacteristicsOfPrimaryPointingDevice() const |
| 4274 | { |
| 4275 | return isMousePrimaryPointingDevice() ? PointerCharacteristics::Fine : PointerCharacteristics::Coarse; |
| 4276 | } |
| 4277 | |
| 4278 | OptionSet<PointerCharacteristics> WebPage::pointerCharacteristicsOfAllAvailablePointingDevices() const |
| 4279 | { |
| 4280 | OptionSet<PointerCharacteristics> result; |
| 4281 | if (auto pointerCharacteristicsOfPrimaryPointingDevice = this->pointerCharacteristicsOfPrimaryPointingDevice()) |
| 4282 | result.add(*pointerCharacteristicsOfPrimaryPointingDevice); |
| 4283 | if (hasAccessoryMousePointingDevice() || hasAccessoryStylusPointingDevice()) |
| 4284 | result.add(PointerCharacteristics::Fine); |
| 4285 | return result; |
| 4286 | } |
| 4287 | |
| 4288 | void WebPage::hardwareKeyboardAvailabilityChanged(HardwareKeyboardState state) |
| 4289 | { |
| 4290 | m_keyboardIsAttached = state.isAttached; |
| 4291 | setHardwareKeyboardState(state); |
| 4292 | |
| 4293 | protect(m_page)->didUpdateHardwareKeyboardAttachment(m_keyboardIsAttached); |
| 4294 | |
| 4295 | if (RefPtr focusedFrame = m_page->focusController().focusedLocalFrame()) |
| 4296 | focusedFrame->eventHandler().capsLockStateMayHaveChanged(); |
| 4297 | } |
| 4298 | |
| 4299 | void WebPage::updateStringForFind(const String& findString) |
| 4300 | { |
| 4301 | send(Messages::WebPageProxy::UpdateStringForFind(findString)); |
| 4302 | } |
| 4303 | |
| 4304 | bool WebPage::platformPrefersTextLegibilityBasedZoomScaling() const |
| 4305 | { |
| 4306 | #if PLATFORM(WATCHOS)(defined WTF_PLATFORM_WATCHOS && WTF_PLATFORM_WATCHOS ) |
| 4307 | return true; |
| 4308 | #else |
| 4309 | return false; |
| 4310 | #endif |
| 4311 | } |
| 4312 | |
| 4313 | void WebPage::updateSelectionWithDelta(int64_t locationDelta, int64_t lengthDelta, CompletionHandler<void()>&& completionHandler) |
| 4314 | { |
| 4315 | RefPtr frame = m_page->focusController().focusedOrMainFrame(); |
| 4316 | if (!frame) |
| 4317 | return completionHandler(); |
| 4318 | |
| 4319 | RefPtr root = protect(frame->selection())->rootEditableElementOrDocumentElement(); |
| 4320 | auto selectionRange = frame->selection().selection().toNormalizedRange(); |
| 4321 | if (!root || !selectionRange) { |
| 4322 | completionHandler(); |
| 4323 | return; |
| 4324 | } |
| 4325 | |
| 4326 | auto scope = makeRangeSelectingNodeContents(*root); |
| 4327 | auto selectionCharacterRange = characterRange(scope, *selectionRange); |
| 4328 | CheckedInt64 newSelectionLocation { selectionCharacterRange.location }; |
| 4329 | CheckedInt64 newSelectionLength { selectionCharacterRange.length }; |
| 4330 | newSelectionLocation += locationDelta; |
| 4331 | newSelectionLength += lengthDelta; |
| 4332 | if (newSelectionLocation.hasOverflowed() || newSelectionLength.hasOverflowed()) { |
| 4333 | completionHandler(); |
| 4334 | return; |
| 4335 | } |
| 4336 | |
| 4337 | auto newSelectionRange = CharacterRange(newSelectionLocation, newSelectionLength); |
| 4338 | auto updatedSelectionRange = resolveCharacterRange(makeRangeSelectingNodeContents(*root), newSelectionRange); |
| 4339 | protect(frame->selection())->setSelectedRange(updatedSelectionRange, Affinity::Downstream, WebCore::FrameSelection::ShouldCloseTyping::Yes, UserTriggered::Yes); |
| 4340 | completionHandler(); |
| 4341 | } |
| 4342 | |
| 4343 | static VisiblePosition moveByGranularityRespectingWordBoundary(const VisiblePosition& position, TextGranularity granularity, uint64_t granularityCount, SelectionDirection direction) |
| 4344 | { |
| 4345 | ASSERT(granularityCount)((void)0); |
| 4346 | ASSERT(position.isNotNull())((void)0); |
| 4347 | bool backwards = direction == SelectionDirection::Backward; |
| 4348 | auto farthestPositionInDirection = backwards ? startOfEditableContent(position) : endOfEditableContent(position); |
| 4349 | if (position == farthestPositionInDirection) |
| 4350 | return backwards ? startOfWord(position) : endOfWord(position); |
| 4351 | VisiblePosition currentPosition = position; |
| 4352 | VisiblePosition nextPosition; |
| 4353 | do { |
| 4354 | nextPosition = positionOfNextBoundaryOfGranularity(currentPosition, granularity, direction); |
| 4355 | if (nextPosition.isNull()) |
| 4356 | break; |
| 4357 | currentPosition = nextPosition; |
| 4358 | if (atBoundaryOfGranularity(currentPosition, granularity, direction)) |
| 4359 | --granularityCount; |
| 4360 | } while (granularityCount); |
| 4361 | if (granularity == TextGranularity::SentenceGranularity) |
| 4362 | return currentPosition; |
| 4363 | // Note that this rounds to the nearest word, which may cross a line boundary when using line granularity. |
| 4364 | // For example, suppose the text is laid out as follows and the insertion point is at |: |
| 4365 | // |This is the first sen |
| 4366 | // tence in a paragraph. |
| 4367 | // Then moving 1 line of granularity forward will return the postion after the 'e' in sentence. |
| 4368 | return backwards ? startOfWord(currentPosition) : endOfWord(currentPosition); |
| 4369 | } |
| 4370 | |
| 4371 | static VisiblePosition visiblePositionForPointInRootViewCoordinates(LocalFrame& frame, FloatPoint pointInRootViewCoordinates) |
| 4372 | { |
| 4373 | auto pointInDocument = protect(frame.view())->rootViewToContents(roundedIntPoint(pointInRootViewCoordinates)); |
| 4374 | return frame.visiblePositionForPoint(pointInDocument); |
| 4375 | } |
| 4376 | |
| 4377 | static VisiblePositionRange constrainRangeToSelection(const VisiblePositionRange& selection, const VisiblePositionRange& range) |
| 4378 | { |
| 4379 | if (intersects(selection, range)) |
| 4380 | return intersection(selection, range); |
| 4381 | auto rangeMidpoint = midpoint(range); |
| 4382 | auto position = startOfWord(rangeMidpoint); |
| 4383 | if (!contains(range, position)) { |
| 4384 | position = endOfWord(rangeMidpoint); |
| 4385 | if (!contains(range, position)) |
| 4386 | position = rangeMidpoint; |
| 4387 | } |
| 4388 | return { position, position }; |
| 4389 | } |
| 4390 | |
| 4391 | void WebPage::requestDocumentEditingContext(DocumentEditingContextRequest&& request, CompletionHandler<void(DocumentEditingContext&&)>&& completionHandler) |
| 4392 | { |
| 4393 | bool wantsAttributedText = request.options.contains(DocumentEditingContextRequest::Options::AttributedText); |
| 4394 | if (!request.options.contains(DocumentEditingContextRequest::Options::Text) && !wantsAttributedText) { |
| 4395 | completionHandler({ }); |
| 4396 | return; |
| 4397 | } |
| 4398 | |
| 4399 | RefPtr frame = m_page->focusController().focusedOrMainFrame(); |
| 4400 | if (!frame) |
| 4401 | return completionHandler({ }); |
| 4402 | |
| 4403 | #if ENABLE(PDF_PLUGIN)(defined 1 && 1) |
| 4404 | if (RefPtr pluginView = focusedPluginViewForFrame(*frame)) |
| 4405 | return completionHandler(pluginView->documentEditingContext(WTF::move(request))); |
| 4406 | #endif |
| 4407 | |
| 4408 | RefPtr view = frame->view(); |
| 4409 | if (!view) |
| 4410 | return completionHandler({ }); |
| 4411 | |
| 4412 | protect(frame->document())->updateLayout(LayoutOptions::IgnorePendingStylesheets); |
| 4413 | |
| 4414 | VisibleSelection selection = frame->selection().selection(); |
| 4415 | |
| 4416 | VisiblePositionRange rangeOfInterest; |
| 4417 | auto selectionRange = VisiblePositionRange { selection.visibleStart(), selection.visibleEnd() }; |
| 4418 | |
| 4419 | bool isSpatialRequest = request.options.containsAny({ DocumentEditingContextRequest::Options::Spatial, DocumentEditingContextRequest::Options::SpatialAndCurrentSelection }); |
| 4420 | bool isSpatialRequestWithCurrentSelection = request.options.contains(DocumentEditingContextRequest::Options::SpatialAndCurrentSelection); |
| 4421 | bool wantsRects = request.options.contains(DocumentEditingContextRequest::Options::Rects); |
| 4422 | bool wantsMarkedTextRects = request.options.contains(DocumentEditingContextRequest::Options::MarkedTextRects); |
| 4423 | |
| 4424 | if (auto textInputContext = request.textInputContext) { |
| 4425 | auto element = elementForContext(*textInputContext); |
| 4426 | if (!element) { |
| 4427 | completionHandler({ }); |
| 4428 | return; |
| 4429 | } |
| 4430 | |
| 4431 | if (!request.rect.isEmpty()) { |
| 4432 | rangeOfInterest.start = closestEditablePositionInElementForAbsolutePoint(*element, roundedIntPoint(request.rect.minXMinYCorner())); |
| 4433 | rangeOfInterest.end = closestEditablePositionInElementForAbsolutePoint(*element, roundedIntPoint(request.rect.maxXMaxYCorner())); |
| 4434 | } else if (RefPtr textFormControlElement = dynamicDowncast<HTMLTextFormControlElement>(element)) { |
| 4435 | rangeOfInterest.start = textFormControlElement->visiblePositionForIndex(0); |
| 4436 | rangeOfInterest.end = textFormControlElement->visiblePositionForIndex(textFormControlElement->value()->length()); |
| 4437 | } else { |
| 4438 | rangeOfInterest.start = firstPositionInOrBeforeNode(element.get()); |
| 4439 | rangeOfInterest.end = lastPositionInOrAfterNode(element.get()); |
| 4440 | } |
| 4441 | } else if (isSpatialRequest) { |
| 4442 | // FIXME: We might need to be a bit more careful that we get something useful (test the other corners?). |
| 4443 | rangeOfInterest.start = visiblePositionForPointInRootViewCoordinates(*frame, request.rect.minXMinYCorner()); |
| 4444 | rangeOfInterest.end = visiblePositionForPointInRootViewCoordinates(*frame, request.rect.maxXMaxYCorner()); |
| 4445 | |
| 4446 | if (isSpatialRequestWithCurrentSelection && !selection.isNoneOrOrphaned()) { |
| 4447 | static constexpr auto maximumNumberOfLines = 10; |
| 4448 | auto intersectsSpatialRect = [&](const VisiblePosition& position) { |
| 4449 | FloatRect caretInRootView = view->contentsToRootView(position.absoluteCaretBounds()); |
| 4450 | return caretInRootView.intersects(request.rect); |
| 4451 | }; |
| 4452 | |
| 4453 | auto startPositionNearSelection = [&] { |
| 4454 | auto start = selectionRange.start; |
| 4455 | unsigned lineCount = 0; |
| 4456 | do { |
| 4457 | auto previous = previousLinePosition(start, start.lineDirectionPointForBlockDirectionNavigation()); |
| 4458 | if (previous.isNull() || previous == start) |
| 4459 | break; |
| 4460 | start = WTF::move(previous); |
| 4461 | lineCount++; |
| 4462 | } while (intersectsSpatialRect(start) && lineCount < maximumNumberOfLines); |
| 4463 | return start; |
| 4464 | }(); |
| 4465 | |
| 4466 | auto endPositionNearSelection = [&] { |
| 4467 | auto end = selectionRange.end; |
| 4468 | unsigned lineCount = 0; |
| 4469 | do { |
| 4470 | auto next = nextLinePosition(end, end.lineDirectionPointForBlockDirectionNavigation()); |
| 4471 | if (next.isNull() || next == end) |
| 4472 | break; |
| 4473 | end = WTF::move(next); |
| 4474 | lineCount++; |
| 4475 | } while (intersectsSpatialRect(end) && lineCount < maximumNumberOfLines); |
| 4476 | return end; |
| 4477 | }(); |
| 4478 | |
| 4479 | if (startPositionNearSelection <= endPositionNearSelection) { |
| 4480 | rangeOfInterest.start = std::clamp(rangeOfInterest.start, startPositionNearSelection, endPositionNearSelection); |
| 4481 | rangeOfInterest.end = std::clamp(rangeOfInterest.end, startPositionNearSelection, endPositionNearSelection); |
| 4482 | } |
| 4483 | } |
| 4484 | if (request.options.contains(DocumentEditingContextRequest::Options::SpatialAndCurrentSelection)) { |
| 4485 | if (RefPtr rootEditableElement = selection.rootEditableElement()) { |
| 4486 | VisiblePosition startOfEditableRoot { firstPositionInOrBeforeNode(rootEditableElement.get()) }; |
| 4487 | VisiblePosition endOfEditableRoot { lastPositionInOrAfterNode(rootEditableElement.get()) }; |
| 4488 | if (startOfEditableRoot <= endOfEditableRoot) { |
| 4489 | rangeOfInterest.start = std::clamp(rangeOfInterest.start, startOfEditableRoot, endOfEditableRoot); |
| 4490 | rangeOfInterest.end = std::clamp(rangeOfInterest.end, startOfEditableRoot, endOfEditableRoot); |
| 4491 | } |
| 4492 | } |
| 4493 | } |
| 4494 | } else if (!selection.isNone()) |
| 4495 | rangeOfInterest = selectionRange; |
| 4496 | |
| 4497 | if (rangeOfInterest.end < rangeOfInterest.start) |
| 4498 | std::exchange(rangeOfInterest.start, rangeOfInterest.end); |
| 4499 | |
| 4500 | if (request.options.contains(DocumentEditingContextRequest::Options::SpatialAndCurrentSelection)) { |
| 4501 | if (selectionRange.start < rangeOfInterest.start) |
| 4502 | rangeOfInterest.start = selectionRange.start; |
| 4503 | if (selectionRange.end > rangeOfInterest.end) |
| 4504 | rangeOfInterest.end = selectionRange.end; |
| 4505 | } |
| 4506 | |
| 4507 | if (rangeOfInterest.start.isNull() || rangeOfInterest.start.isOrphan() || rangeOfInterest.end.isNull() || rangeOfInterest.end.isOrphan()) { |
| 4508 | completionHandler({ }); |
| 4509 | return; |
| 4510 | } |
| 4511 | |
| 4512 | // The subset of the selection that is inside the range of interest. |
| 4513 | auto rangeOfInterestInSelection = constrainRangeToSelection(selection, rangeOfInterest); |
| 4514 | if (rangeOfInterestInSelection.isNull()) { |
| 4515 | completionHandler({ }); |
| 4516 | return; |
| 4517 | } |
| 4518 | |
| 4519 | VisiblePosition contextBeforeStart; |
| 4520 | VisiblePosition contextAfterEnd; |
| 4521 | auto compositionRange = protect(frame->editor())->compositionRange(); |
| 4522 | if (request.granularityCount) { |
| 4523 | contextBeforeStart = moveByGranularityRespectingWordBoundary(rangeOfInterest.start, request.surroundingGranularity, request.granularityCount, SelectionDirection::Backward); |
| 4524 | contextAfterEnd = moveByGranularityRespectingWordBoundary(rangeOfInterest.end, request.surroundingGranularity, request.granularityCount, SelectionDirection::Forward); |
| 4525 | } else { |
| 4526 | contextBeforeStart = rangeOfInterest.start; |
| 4527 | contextAfterEnd = rangeOfInterest.end; |
| 4528 | if (wantsMarkedTextRects && compositionRange) { |
| 4529 | // In the case where the client has requested marked text rects make sure that the context |
| 4530 | // range encompasses the entire marked text range so that we don't return a truncated result. |
| 4531 | auto compositionStart = makeDeprecatedLegacyPosition(compositionRange->start); |
| 4532 | auto compositionEnd = makeDeprecatedLegacyPosition(compositionRange->end); |
| 4533 | if (contextBeforeStart > compositionStart) |
| 4534 | contextBeforeStart = compositionStart; |
| 4535 | if (contextAfterEnd < compositionEnd) |
| 4536 | contextAfterEnd = compositionEnd; |
| 4537 | } |
| 4538 | } |
| 4539 | |
| 4540 | auto isTextObscured = [] (const VisiblePosition& visiblePosition) { |
| 4541 | if (RefPtr textControl = enclosingTextFormControl(visiblePosition.deepEquivalent())) { |
| 4542 | if (RefPtr input = dynamicDowncast<HTMLInputElement>(textControl.get())) { |
| 4543 | if (input->autofilledAndObscured()) |
| 4544 | return true; |
| 4545 | } |
| 4546 | } |
| 4547 | return false; |
| 4548 | }; |
| 4549 | |
| 4550 | auto makeString = [&] (const VisiblePosition& start, const VisiblePosition& end) -> AttributedString { |
| 4551 | auto range = makeSimpleRange(start, end); |
| 4552 | if (!range || range->collapsed()) |
| 4553 | return { }; |
| 4554 | |
| 4555 | auto isObscured = isTextObscured(start); |
| 4556 | TextIteratorBehaviors textBehaviors = { }; |
| 4557 | if (!isObscured) |
| 4558 | textBehaviors = TextIteratorBehavior::EmitsOriginalText; |
| 4559 | |
| 4560 | if (wantsAttributedText) |
| 4561 | return editingAttributedStringReplacingNoBreakSpace(*range, textBehaviors, { IncludedElement::Images, IncludedElement::Attachments }); |
| 4562 | |
| 4563 | return AttributedString::fromNSAttributedString(adoptNS([[NSAttributedString alloc] initWithString:plainTextReplacingNoBreakSpace(*range, textBehaviors).createNSString().get()])); |
| 4564 | }; |
| 4565 | |
| 4566 | DocumentEditingContext context; |
| 4567 | context.contextBefore = makeString(contextBeforeStart, rangeOfInterestInSelection.start); |
| 4568 | context.selectedText = makeString(rangeOfInterestInSelection.start, rangeOfInterestInSelection.end); |
| 4569 | context.contextAfter = makeString(rangeOfInterestInSelection.end, contextAfterEnd); |
| 4570 | if (auto compositionVisiblePositionRange = makeVisiblePositionRange(compositionRange); intersects(rangeOfInterest, compositionVisiblePositionRange)) { |
| 4571 | context.markedText = makeString(compositionVisiblePositionRange.start, compositionVisiblePositionRange.end); |
| 4572 | auto markedTextLength = context.markedText.string.length(); |
| 4573 | |
| 4574 | ptrdiff_t distanceToSelectionStart = distanceBetweenPositions(rangeOfInterestInSelection.start, compositionVisiblePositionRange.start); |
| 4575 | ptrdiff_t distanceToSelectionEnd = distanceToSelectionStart + [context.selectedText.string.createNSString() length]; |
| 4576 | |
| 4577 | distanceToSelectionStart = clampTo<ptrdiff_t>(distanceToSelectionStart, 0, markedTextLength); |
| 4578 | distanceToSelectionEnd = clampTo<ptrdiff_t>(distanceToSelectionEnd, 0, markedTextLength); |
| 4579 | RELEASE_ASSERT(distanceToSelectionStart <= distanceToSelectionEnd)do { if (__builtin_expect(!!(!(distanceToSelectionStart <= distanceToSelectionEnd)), 0)) do { WTF::isIntegralOrPointerType (); compilerFenceForCrash(); WTFCrashWithInfo(4579, "/Volumes/Data/worker/Apple-iOS-26-Safer-CPP-Checks-EWS/build/Source/WebKit/WebProcess/WebPage/ios/WebPageIOS.mm" , __PRETTY_FUNCTION__ ); } while (false); } while (0); |
| 4580 | |
| 4581 | context.selectedRangeInMarkedText = { |
| 4582 | static_cast<uint64_t>(distanceToSelectionStart), |
| 4583 | static_cast<uint64_t>(distanceToSelectionEnd - distanceToSelectionStart) |
| 4584 | }; |
| 4585 | } else if (auto* suggestion = frame->editor().writingSuggestionData()) { |
| 4586 | if (auto suffix = suggestion->content(); !suffix.isEmpty()) { |
| 4587 | context.markedText = AttributedString::fromNSAttributedString(adoptNS([[NSAttributedString alloc] initWithString:suffix.createNSString().get()])); |
| 4588 | context.selectedRangeInMarkedText = { 0, 0 }; |
| 4589 | } |
| 4590 | } |
| 4591 | |
| 4592 | auto characterRectsForRange = [](const SimpleRange& range, unsigned startOffset) { |
| 4593 | Vector<DocumentEditingContext::TextRectAndRange> rects; |
| 4594 | unsigned offsetSoFar = startOffset; |
| 4595 | std::optional<SimpleRange> lastTextRange; |
| 4596 | for (TextIterator iterator { range }; !iterator.atEnd(); iterator.advance()) { |
| 4597 | if (iterator.text().isEmpty()) |
| 4598 | continue; |
| 4599 | |
| 4600 | if (lastTextRange == iterator.range()) |
| 4601 | continue; |
| 4602 | |
| 4603 | Vector<IntRect> absoluteRects; |
| 4604 | if (iterator.range().collapsed()) |
| 4605 | absoluteRects = { VisiblePosition(makeContainerOffsetPosition(iterator.range().start)).absoluteCaretBounds() }; |
| 4606 | else { |
| 4607 | absoluteRects = RenderObject::absoluteTextRects(iterator.range(), { |
| 4608 | RenderObject::BoundingRectBehavior::IgnoreEmptyTextSelections, |
| 4609 | RenderObject::BoundingRectBehavior::ComputeIndividualCharacterRects, |
| 4610 | }); |
| 4611 | if (absoluteRects.isEmpty()) |
| 4612 | absoluteRects.append({ }); |
| 4613 | } |
| 4614 | |
| 4615 | for (auto& absoluteRect : absoluteRects) |
| 4616 | rects.append({ protect(iterator.range().start.document().view())->contentsToRootView(absoluteRect), { offsetSoFar++, 1 } }); |
| 4617 | |
| 4618 | lastTextRange = iterator.range(); |
| 4619 | } |
| 4620 | return rects; |
| 4621 | }; |
| 4622 | |
| 4623 | if (wantsRects) { |
| 4624 | if (auto contextRange = makeSimpleRange(contextBeforeStart, contextAfterEnd)) { |
| 4625 | // FIXME (257828): We should ideally ASSERT() here that context.textRects.size() is equal to |
| 4626 | // the combined length of the context and selection strings; however, there are some corner |
| 4627 | // cases in which this isn't true. In particular, such an assertion would be hit when running |
| 4628 | // the layout test editing/selection/ios/update-selection-after-overflow-scroll.html. |
| 4629 | // See also: <https://bugs.webkit.org/show_bug.cgi?id=257828>. |
| 4630 | context.textRects = characterRectsForRange(*contextRange, 0); |
| 4631 | } |
| 4632 | } else if (wantsMarkedTextRects && compositionRange) { |
| 4633 | unsigned compositionStartOffset = 0; |
| 4634 | if (auto range = makeSimpleRange(contextBeforeStart, compositionRange->start)) |
| 4635 | compositionStartOffset = characterCount(*range); |
| 4636 | context.textRects = characterRectsForRange(*compositionRange, compositionStartOffset); |
| 4637 | } |
| 4638 | |
| 4639 | #if ENABLE(PLATFORM_DRIVEN_TEXT_CHECKING)(defined 0 && 0) |
| 4640 | if (request.options.contains(DocumentEditingContextRequest::Options::Annotation)) |
| 4641 | context.annotatedText = m_textCheckingControllerProxy->annotatedSubstringBetweenPositions(contextBeforeStart, contextAfterEnd); |
| 4642 | #endif |
| 4643 | |
| 4644 | if (request.options.contains(DocumentEditingContextRequest::Options::AutocorrectedRanges)) { |
| 4645 | if (auto contextRange = makeSimpleRange(contextBeforeStart, contextAfterEnd)) { |
| 4646 | auto ranges = protect(protect(frame->document())->markers())->rangesForMarkersInRange(*contextRange, DocumentMarkerType::CorrectionIndicator); |
| 4647 | context.autocorrectedRanges = ranges.map([&] (auto& range) { |
| 4648 | auto characterRangeInContext = characterRange(*contextRange, range); |
| 4649 | return DocumentEditingContext::Range { characterRangeInContext.location, characterRangeInContext.length }; |
| 4650 | }); |
| 4651 | } |
| 4652 | } |
| 4653 | |
| 4654 | completionHandler(WTF::move(context)); |
| 4655 | } |
| 4656 | |
| 4657 | void WebPage::setShouldRevealCurrentSelectionAfterInsertion(bool shouldRevealCurrentSelectionAfterInsertion) |
| 4658 | { |
| 4659 | if (m_shouldRevealCurrentSelectionAfterInsertion == shouldRevealCurrentSelectionAfterInsertion) |
| 4660 | return; |
| 4661 | m_shouldRevealCurrentSelectionAfterInsertion = shouldRevealCurrentSelectionAfterInsertion; |
| 4662 | if (!shouldRevealCurrentSelectionAfterInsertion) |
| 4663 | return; |
| 4664 | protect(m_page)->revealCurrentSelection(); |
| 4665 | scheduleFullEditorStateUpdate(); |
| 4666 | } |
| 4667 | |
| 4668 | void WebPage::setScreenIsBeingCaptured(bool captured) |
| 4669 | { |
| 4670 | m_screenIsBeingCaptured = captured; |
| 4671 | } |
| 4672 | |
| 4673 | void WebPage::setInsertionPointColor(WebCore::Color color) |
| 4674 | { |
| 4675 | RenderThemeIOS::setInsertionPointColor(color); |
| 4676 | } |
| 4677 | |
| 4678 | void WebPage::textInputContextsInRect(FloatRect searchRect, CompletionHandler<void(const Vector<ElementContext>&)>&& completionHandler) |
| 4679 | { |
| 4680 | auto contexts = protect(m_page)->editableElementsInRect(searchRect).map([&] (const auto& element) { |
| 4681 | Ref document = element->document(); |
| 4682 | |
| 4683 | ElementContext context; |
| 4684 | context.webPageIdentifier = m_identifier; |
| 4685 | context.documentIdentifier = document->identifier(); |
| 4686 | context.nodeIdentifier = element->nodeIdentifier(); |
| 4687 | context.boundingRect = element->boundingBoxInRootViewCoordinates(); |
| 4688 | return context; |
| 4689 | }); |
| 4690 | completionHandler(contexts); |
| 4691 | #if ENABLE(EDITABLE_REGION)(defined 1 && 1) |
| 4692 | protect(m_page)->setEditableRegionEnabled(); |
| 4693 | #endif |
| 4694 | } |
| 4695 | |
| 4696 | void WebPage::focusTextInputContextAndPlaceCaret(const ElementContext& elementContext, const IntPoint& point, CompletionHandler<void(bool)>&& completionHandler) |
| 4697 | { |
| 4698 | RefPtr target = elementForContext(elementContext); |
| 4699 | if (!target) { |
| 4700 | completionHandler(false); |
| 4701 | return; |
| 4702 | } |
| 4703 | |
| 4704 | ASSERT(target->document().frame())((void)0); |
| 4705 | Ref targetFrame = *target->document().frame(); |
| 4706 | |
| 4707 | protect(targetFrame->document())->updateLayout(LayoutOptions::IgnorePendingStylesheets); |
| 4708 | |
| 4709 | // Performing layout could have could torn down the element's renderer. Check that we still |
| 4710 | // have one. Otherwise, bail out as this function only focuses elements that have a visual |
| 4711 | // representation. |
| 4712 | if (!target->renderer() || !target->isFocusable()) { |
| 4713 | completionHandler(false); |
| 4714 | return; |
| 4715 | } |
| 4716 | |
| 4717 | // FIXME: Do not focus an element if it moved or the caret point is outside its bounds |
| 4718 | // because we only want to do so if the caret can be placed. |
| 4719 | UserGestureIndicator gestureIndicator { IsProcessingUserGesture::Yes, &target->document() }; |
| 4720 | SetForScope userIsInteractingChange { m_userIsInteracting, true }; |
| 4721 | protect(corePage())->focusController().setFocusedElement(target.get(), targetFrame.ptr()); |
| 4722 | |
| 4723 | // Setting the focused element could tear down the element's renderer. Check that we still have one. |
| 4724 | if (m_focusedElement != target || !target->renderer()) { |
| 4725 | completionHandler(false); |
| 4726 | return; |
| 4727 | } |
| 4728 | |
| 4729 | ASSERT(targetFrame->view())((void)0); |
| 4730 | auto position = closestEditablePositionInElementForAbsolutePoint(*target, protect(targetFrame->view())->rootViewToContents(point)); |
| 4731 | if (position.isNull()) { |
| 4732 | completionHandler(false); |
| 4733 | return; |
| 4734 | } |
| 4735 | protect(targetFrame->selection())->setSelectedRange(makeSimpleRange(position), position.affinity(), WebCore::FrameSelection::ShouldCloseTyping::Yes, UserTriggered::Yes); |
| 4736 | completionHandler(true); |
| 4737 | } |
| 4738 | |
| 4739 | void WebPage::platformDidScalePage() |
| 4740 | { |
| 4741 | auto transactionID = downcast<RemoteLayerTreeDrawingArea>(*m_drawingArea).lastCommittedTransactionID(); |
| 4742 | m_internals->lastLayerTreeTransactionIdAndPageScaleBeforeScalingPage = { { transactionID, m_lastTransactionPageScaleFactor } }; |
| 4743 | } |
| 4744 | |
| 4745 | #if USE(QUICK_LOOK)(defined 1 && 1) |
| 4746 | |
| 4747 | void WebPage::didStartLoadForQuickLookDocumentInMainFrame(const String& fileName, const String& uti) |
| 4748 | { |
| 4749 | send(Messages::WebPageProxy::DidStartLoadForQuickLookDocumentInMainFrame(fileName, uti)); |
| 4750 | } |
| 4751 | |
| 4752 | void WebPage::didFinishLoadForQuickLookDocumentInMainFrame(const FragmentedSharedBuffer& buffer) |
| 4753 | { |
| 4754 | ASSERT(!buffer.isEmpty())((void)0); |
| 4755 | |
| 4756 | // FIXME: In some cases, buffer contains a single segment that wraps an existing ShareableResource. |
| 4757 | // If we could create a handle from that existing resource then we could avoid this extra |
| 4758 | // allocation and copy. |
| 4759 | |
| 4760 | auto sharedMemory = SharedMemory::copyBuffer(buffer); |
| 4761 | if (!sharedMemory) |
| 4762 | return; |
| 4763 | |
| 4764 | auto shareableResource = ShareableResource::create(sharedMemory.releaseNonNull(), 0, buffer.size()); |
| 4765 | if (!shareableResource) |
| 4766 | return; |
| 4767 | |
| 4768 | auto handle = shareableResource->createHandle(); |
| 4769 | if (!handle) |
| 4770 | return; |
| 4771 | |
| 4772 | send(Messages::WebPageProxy::DidFinishLoadForQuickLookDocumentInMainFrame(WTF::move(*handle))); |
| 4773 | } |
| 4774 | |
| 4775 | void WebPage::requestPasswordForQuickLookDocumentInMainFrame(const String& fileName, CompletionHandler<void(const String&)>&& completionHandler) |
| 4776 | { |
| 4777 | sendWithAsyncReply(Messages::WebPageProxy::RequestPasswordForQuickLookDocumentInMainFrame(fileName), WTF::move(completionHandler)); |
| 4778 | } |
| 4779 | |
| 4780 | #endif |
| 4781 | |
| 4782 | void WebPage::animationDidFinishForElement(const Element& animatedElement) |
| 4783 | { |
| 4784 | scheduleEditorStateUpdateAfterAnimationIfNeeded(animatedElement); |
| 4785 | |
| 4786 | if (!m_page->settings().layoutViewportHeightExpansionFactor()) |
| 4787 | return; |
| 4788 | |
| 4789 | if (!protect(animatedElement.document())->isTopDocument()) |
| 4790 | return; |
| 4791 | |
| 4792 | if (CheckedPtr renderer = animatedElement.renderer(); renderer && renderer->isFixedPositioned()) |
| 4793 | scheduleLayoutViewportHeightExpansionUpdate(); |
| 4794 | } |
| 4795 | |
| 4796 | void WebPage::scheduleEditorStateUpdateAfterAnimationIfNeeded(const Element& animatedElement) |
| 4797 | { |
| 4798 | RefPtr frame = m_page->focusController().focusedOrMainFrame(); |
| 4799 | if (!frame) |
| 4800 | return; |
| 4801 | |
| 4802 | auto& selection = frame->selection().selection(); |
| 4803 | if (selection.isNoneOrOrphaned()) |
| 4804 | return; |
| 4805 | |
| 4806 | if (selection.isCaret() && !selection.hasEditableStyle()) |
| 4807 | return; |
| 4808 | |
| 4809 | auto scheduleEditorStateUpdateForStartOrEndContainerNodeIfNeeded = [&](const Node* container) { |
| 4810 | if (!animatedElement.isShadowIncludingInclusiveAncestorOf(container)) |
| 4811 | return false; |
| 4812 | |
| 4813 | frame->selection().setCaretRectNeedsUpdate(); |
| 4814 | scheduleFullEditorStateUpdate(); |
| 4815 | return true; |
| 4816 | }; |
| 4817 | |
| 4818 | RefPtr startContainer = selection.start().containerNode(); |
| 4819 | if (scheduleEditorStateUpdateForStartOrEndContainerNodeIfNeeded(startContainer.get())) |
| 4820 | return; |
| 4821 | |
| 4822 | RefPtr endContainer = selection.end().containerNode(); |
| 4823 | if (startContainer != endContainer) |
| 4824 | scheduleEditorStateUpdateForStartOrEndContainerNodeIfNeeded(endContainer.get()); |
| 4825 | } |
| 4826 | |
| 4827 | FloatSize WebPage::screenSizeForFingerprintingProtections(const LocalFrame&, FloatSize defaultSize) const |
| 4828 | { |
| 4829 | if (!PAL::currentUserInterfaceIdiomIsSmallScreen()) |
| 4830 | return m_viewportConfiguration.minimumLayoutSize(); |
| 4831 | |
| 4832 | static constexpr std::array fixedSizes { |
| 4833 | FloatSize { 320, 568 }, |
| 4834 | FloatSize { 375, 667 }, |
| 4835 | FloatSize { 390, 844 }, |
| 4836 | FloatSize { 414, 896 }, |
| 4837 | }; |
| 4838 | |
| 4839 | for (auto fixedSize : fixedSizes) { |
| 4840 | if (defaultSize.width() <= fixedSize.width()) |
| 4841 | return fixedSize; |
| 4842 | } |
| 4843 | |
| 4844 | return std::get<std::tuple_size_v<decltype(fixedSizes)> - 1>(fixedSizes); |
| 4845 | } |
| 4846 | |
| 4847 | void WebPage::shouldDismissKeyboardAfterTapAtPoint(FloatPoint point, CompletionHandler<void(bool)>&& completion) |
| 4848 | { |
| 4849 | RefPtr localMainFrame = protect(m_page)->localMainFrame(); |
| 4850 | if (!localMainFrame) |
| 4851 | return completion(false); |
| 4852 | |
| 4853 | RefPtr mainFrameView = localMainFrame->view(); |
| 4854 | if (!mainFrameView) |
| 4855 | return completion(false); |
| 4856 | |
| 4857 | FloatPoint adjustedPoint; |
| 4858 | RefPtr target = localMainFrame->nodeRespondingToClickEvents(point, adjustedPoint); |
| 4859 | if (!target) |
| 4860 | return completion(true); |
| 4861 | |
| 4862 | if (target->hasEditableStyle()) |
| 4863 | return completion(false); |
| 4864 | |
| 4865 | if (RefPtr element = dynamicDowncast<Element>(*target); element && element->isFormControlElement()) |
| 4866 | return completion(false); |
| 4867 | |
| 4868 | auto minimumSizeForDismissal = FloatSize { 0.9f * mainFrameView->unobscuredContentSize().width(), 150.f }; |
| 4869 | |
| 4870 | bool isReplaced; |
| 4871 | FloatSize targetSize = target->absoluteBoundingRect(&isReplaced).size(); |
| 4872 | completion(targetSize.width() >= minimumSizeForDismissal.width() && targetSize.height() >= minimumSizeForDismissal.height()); |
| 4873 | } |
| 4874 | |
| 4875 | void WebPage::computeEnclosingLayerID(EditorState& state, const VisibleSelection& selection) const |
| 4876 | { |
| 4877 | auto selectionRange = selection.range(); |
| 4878 | |
| 4879 | if (!selectionRange) |
| 4880 | return; |
| 4881 | |
| 4882 | auto [startLayer, endLayer, enclosingLayer, graphicsLayer, enclosingGraphicsLayerID] = computeEnclosingLayer(*selectionRange); |
| 4883 | |
| 4884 | state.visualData->enclosingLayerID = WTF::move(enclosingGraphicsLayerID); |
| 4885 | |
| 4886 | if (!state.visualData->enclosingLayerID) |
| 4887 | return; |
| 4888 | |
| 4889 | auto nextScroller = [](RenderLayer& layer, IncludeSelfOrNot includeSelf) { |
| 4890 | return layer.enclosingScrollableLayer(includeSelf, CrossFrameBoundaries::Yes); |
| 4891 | }; |
| 4892 | |
| 4893 | auto scrollOffsetAndNodeIDForLayer = [](RenderLayer* layer) -> std::pair<ScrollOffset, std::optional<ScrollingNodeID>> { |
| 4894 | CheckedRef renderer = layer->renderer(); |
| 4895 | WeakPtr scrollableArea = [&] -> ScrollableArea* { |
| 4896 | if (renderer->isRenderView()) |
| 4897 | return protect(renderer->document())->isTopDocument() ? nullptr : renderer->frame().view(); |
| 4898 | |
| 4899 | return layer->scrollableArea(); |
| 4900 | }(); |
| 4901 | |
| 4902 | if (!scrollableArea) |
| 4903 | return { }; |
| 4904 | |
| 4905 | auto scrollingNodeID = scrollableArea->scrollingNodeID(); |
| 4906 | if (!scrollingNodeID) |
| 4907 | return { }; |
| 4908 | |
| 4909 | return { scrollableArea->scrollOffset(), WTF::move(scrollingNodeID) }; |
| 4910 | }; |
| 4911 | |
| 4912 | CheckedPtr<RenderLayer> scrollableLayer; |
| 4913 | for (CheckedPtr layer = nextScroller(*protect(enclosingLayer), IncludeSelfOrNot::IncludeSelf); layer; layer = nextScroller(*layer, IncludeSelfOrNot::ExcludeSelf)) { |
| 4914 | if (auto [scrollOffset, scrollingNodeID] = scrollOffsetAndNodeIDForLayer(layer.get()); scrollingNodeID) { |
| 4915 | state.visualData->enclosingScrollOffset = scrollOffset; |
| 4916 | state.visualData->enclosingScrollingNodeID = WTF::move(scrollingNodeID); |
| 4917 | scrollableLayer = WTF::move(layer); |
| 4918 | break; |
| 4919 | } |
| 4920 | } |
| 4921 | |
| 4922 | ASSERT_IMPLIES(state.visualData->enclosingLayerID, graphicsLayer)((void)0); |
| 4923 | state.visualData->enclosingLayerUsesContentsLayer = graphicsLayer && protect(graphicsLayer)->usesContentsLayer(); |
| 4924 | |
| 4925 | if (selection.isCaret()) { |
| 4926 | state.visualData->scrollingNodeIDAtStart = state.visualData->enclosingScrollingNodeID; |
| 4927 | state.visualData->scrollingNodeIDAtEnd = state.visualData->enclosingScrollingNodeID; |
| 4928 | return; |
| 4929 | } |
| 4930 | |
| 4931 | auto scrollingNodeIDForEndpoint = [&](RenderLayer* endpointLayer) { |
| 4932 | for (CheckedPtr layer = endpointLayer; layer && layer != scrollableLayer; layer = nextScroller(*layer, IncludeSelfOrNot::ExcludeSelf)) { |
| 4933 | if (auto scrollingNodeID = scrollOffsetAndNodeIDForLayer(layer.get()).second) |
| 4934 | return scrollingNodeID; |
| 4935 | } |
| 4936 | return state.visualData->enclosingScrollingNodeID; |
| 4937 | }; |
| 4938 | |
| 4939 | state.visualData->scrollingNodeIDAtStart = scrollingNodeIDForEndpoint(startLayer.get()); |
| 4940 | state.visualData->scrollingNodeIDAtEnd = scrollingNodeIDForEndpoint(endLayer.get()); |
| 4941 | } |
| 4942 | |
| 4943 | void WebPage::callAfterPendingSyntheticClick(CompletionHandler<void(SyntheticClickResult)>&& completion) |
| 4944 | { |
| 4945 | if (m_pendingSyntheticClickCallback) |
| 4946 | return completion(SyntheticClickResult::Failed); |
| 4947 | |
| 4948 | sendWithAsyncReply(Messages::WebPageProxy::IsPotentialTapInProgress(), [weakPage = WeakPtr { *this }, completion = WTF::move(completion)](bool isTapping) mutable { |
| 4949 | RefPtr page = weakPage.get(); |
| 4950 | if (!page || page->m_isClosed) |
| 4951 | return completion(SyntheticClickResult::PageInvalid); |
| 4952 | |
| 4953 | if (!isTapping) |
| 4954 | return completion(SyntheticClickResult::Failed); |
| 4955 | |
| 4956 | if (!page->m_potentialTapNode) |
| 4957 | return completion(SyntheticClickResult::Failed); |
| 4958 | |
| 4959 | page->m_pendingSyntheticClickCallback = WTF::move(completion); |
| 4960 | }); |
| 4961 | } |
| 4962 | |
| 4963 | #if ENABLE(IOS_TOUCH_EVENTS)(defined 0 && 0) |
| 4964 | |
| 4965 | void WebPage::didDispatchClickEvent(const PlatformMouseEvent& event, Node& node) |
| 4966 | { |
| 4967 | if (!m_userIsInteracting) |
| 4968 | return; |
| 4969 | |
| 4970 | if (event.type() != PlatformEventType::MouseReleased) |
| 4971 | return; |
| 4972 | |
| 4973 | if (event.syntheticClickType() != SyntheticClickType::NoTap) |
| 4974 | return; |
| 4975 | |
| 4976 | RefPtr element = dynamicDowncast<Element>(node) ?: node.parentElementInComposedTree(); |
| 4977 | if (!element) |
| 4978 | return; |
| 4979 | |
| 4980 | Ref document = node.document(); |
| 4981 | if (!document->quirks().shouldSynthesizeTouchEventsAfterNonSyntheticClick(*element)) |
| 4982 | return; |
| 4983 | |
| 4984 | bool isReplaced = false; |
| 4985 | auto bounds = element->absoluteBoundingRect(&isReplaced); |
| 4986 | if (bounds.isEmpty()) |
| 4987 | return; |
| 4988 | |
| 4989 | callOnMainRunLoop([bounds, document = WTF::move(document)] mutable { |
| 4990 | if (RefPtr frame = document->frame()) |
| 4991 | frame->eventHandler().dispatchSimulatedTouchEvent(roundedIntPoint(bounds.center())); |
| 4992 | }); |
| 4993 | } |
| 4994 | |
| 4995 | #endif // ENABLE(IOS_TOUCH_EVENTS) |
| 4996 | |
| 4997 | #if USE(UICONTEXTMENU)(defined 1 && 1) |
| 4998 | |
| 4999 | void WebPage::willBeginContextMenuInteraction() |
| 5000 | { |
| 5001 | m_hasActiveContextMenuInteraction = true; |
| 5002 | } |
| 5003 | |
| 5004 | void WebPage::didEndContextMenuInteraction() |
| 5005 | { |
| 5006 | m_hasActiveContextMenuInteraction = false; |
| 5007 | } |
| 5008 | |
| 5009 | #endif // USE(UICONTEXTMENU) |
| 5010 | |
| 5011 | #if ENABLE(PDF_PAGE_NUMBER_INDICATOR)(defined 1 && 1) |
| 5012 | |
| 5013 | void WebPage::createPDFPageNumberIndicator(PDFPluginBase& plugin, const IntRect& boundingBox, size_t pageCount) |
| 5014 | { |
| 5015 | ASSERT(!m_pdfPlugInWithPageNumberIndicator.first || m_pdfPlugInWithPageNumberIndicator.first == plugin.identifier())((void)0); |
| 5016 | if (m_pdfPlugInWithPageNumberIndicator.first == plugin.identifier()) |
| 5017 | return; |
| 5018 | m_pdfPlugInWithPageNumberIndicator = std::make_pair(plugin.identifier(), WeakPtr { plugin }); |
| 5019 | send(Messages::WebPageProxy::CreatePDFPageNumberIndicator(plugin.identifier(), boundingBox, pageCount)); |
| 5020 | } |
| 5021 | |
| 5022 | void WebPage::updatePDFPageNumberIndicatorLocation(PDFPluginBase& plugin, const IntRect& boundingBox) |
| 5023 | { |
| 5024 | if (m_pdfPlugInWithPageNumberIndicator.first == plugin.identifier()) |
| 5025 | send(Messages::WebPageProxy::UpdatePDFPageNumberIndicatorLocation(plugin.identifier(), boundingBox)); |
| 5026 | } |
| 5027 | |
| 5028 | void WebPage::updatePDFPageNumberIndicatorCurrentPage(PDFPluginBase& plugin, size_t pageIndex) |
| 5029 | { |
| 5030 | if (m_pdfPlugInWithPageNumberIndicator.first == plugin.identifier()) |
| 5031 | send(Messages::WebPageProxy::UpdatePDFPageNumberIndicatorCurrentPage(plugin.identifier(), pageIndex)); |
| 5032 | } |
| 5033 | |
| 5034 | void WebPage::removePDFPageNumberIndicator(PDFPluginBase& plugin) |
| 5035 | { |
| 5036 | if (m_pdfPlugInWithPageNumberIndicator.first == plugin.identifier()) { |
| 5037 | m_pdfPlugInWithPageNumberIndicator = std::make_pair(Markable<PDFPluginIdentifier> { }, nullptr); |
| 5038 | send(Messages::WebPageProxy::RemovePDFPageNumberIndicator(plugin.identifier())); |
| 5039 | } |
| 5040 | } |
| 5041 | |
| 5042 | #endif |
| 5043 | |
| 5044 | #if ENABLE(UNIFIED_PDF)(defined 1 && 1) |
| 5045 | |
| 5046 | void WebPage::setPDFDisplayMode(PDFDisplayMode mode) |
| 5047 | { |
| 5048 | send(Messages::WebPageProxy::SetPDFDisplayMode(mode)); |
| 5049 | } |
| 5050 | |
| 5051 | void WebPage::requestPDFDisplayMode(PDFDisplayMode mode) |
| 5052 | { |
| 5053 | if (RefPtr pluginView = mainFramePlugIn()) |
| 5054 | return pluginView->setPDFDisplayMode(mode); |
| 5055 | } |
| 5056 | |
| 5057 | #endif |
| 5058 | |
| 5059 | } // namespace WebKit |
| 5060 | |
| 5061 | #undef WEBPAGE_RELEASE_LOG |
| 5062 | #undef WEBPAGE_RELEASE_LOG_ERROR |
| 5063 | |
| 5064 | #endif // PLATFORM(IOS_FAMILY) |