/* * Copyright (C) 2005, 2006, 2007, 2008 Apple Inc. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of * its contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #import "WebFrameInternal.h" #import "DOMCSSStyleDeclarationInternal.h" #import "DOMDocumentFragmentInternal.h" #import "DOMDocumentInternal.h" #import "DOMElementInternal.h" #import "DOMHTMLElementInternal.h" #import "DOMNodeInternal.h" #import "DOMRangeInternal.h" #import "WebArchiveInternal.h" #import "WebChromeClient.h" #import "WebDataSourceInternal.h" #import "WebDocumentLoaderMac.h" #import "WebDynamicScrollBarsView.h" #import "WebFrameLoaderClient.h" #import "WebFrameViewInternal.h" #import "WebHTMLView.h" #import "WebHTMLViewInternal.h" #import "WebKitStatisticsPrivate.h" #import "WebKitVersionChecks.h" #import "WebNSObjectExtras.h" #import "WebNSURLExtras.h" #import "WebScriptDebugger.h" #import "WebScriptWorldInternal.h" #import "WebViewInternal.h" #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import using namespace std; using namespace WebCore; using namespace HTMLNames; using JSC::JSGlobalObject; using JSC::JSLock; using JSC::JSValue; using JSC::SilenceAssertionsOnly; /* Here is the current behavior matrix for four types of navigations: Standard Nav: Restore form state: YES Restore scroll and focus state: YES Cache policy: NSURLRequestUseProtocolCachePolicy Add to back/forward list: YES Back/Forward: Restore form state: YES Restore scroll and focus state: YES Cache policy: NSURLRequestReturnCacheDataElseLoad Add to back/forward list: NO Reload (meaning only the reload button): Restore form state: NO Restore scroll and focus state: YES Cache policy: NSURLRequestReloadIgnoringCacheData Add to back/forward list: NO Repeat load of the same URL (by any other means of navigation other than the reload button, including hitting return in the location field): Restore form state: NO Restore scroll and focus state: NO, reset to initial conditions Cache policy: NSURLRequestReloadIgnoringCacheData Add to back/forward list: NO */ NSString *WebPageCacheEntryDateKey = @"WebPageCacheEntryDateKey"; NSString *WebPageCacheDataSourceKey = @"WebPageCacheDataSourceKey"; NSString *WebPageCacheDocumentViewKey = @"WebPageCacheDocumentViewKey"; NSString *WebFrameMainDocumentError = @"WebFrameMainDocumentErrorKey"; NSString *WebFrameHasPlugins = @"WebFrameHasPluginsKey"; NSString *WebFrameHasUnloadListener = @"WebFrameHasUnloadListenerKey"; NSString *WebFrameUsesDatabases = @"WebFrameUsesDatabasesKey"; NSString *WebFrameUsesGeolocation = @"WebFrameUsesGeolocationKey"; NSString *WebFrameUsesApplicationCache = @"WebFrameUsesApplicationCacheKey"; NSString *WebFrameCanSuspendActiveDOMObjects = @"WebFrameCanSuspendActiveDOMObjectsKey"; // FIXME: Remove when this key becomes publicly defined NSString *NSAccessibilityEnhancedUserInterfaceAttribute = @"AXEnhancedUserInterface"; @implementation WebFramePrivate - (void)dealloc { [webFrameView release]; delete scriptDebugger; [super dealloc]; } - (void)finalize { delete scriptDebugger; [super finalize]; } - (void)setWebFrameView:(WebFrameView *)v { [v retain]; [webFrameView release]; webFrameView = v; } @end EditableLinkBehavior core(WebKitEditableLinkBehavior editableLinkBehavior) { switch (editableLinkBehavior) { case WebKitEditableLinkDefaultBehavior: return EditableLinkDefaultBehavior; case WebKitEditableLinkAlwaysLive: return EditableLinkAlwaysLive; case WebKitEditableLinkOnlyLiveWithShiftKey: return EditableLinkOnlyLiveWithShiftKey; case WebKitEditableLinkLiveWhenNotFocused: return EditableLinkLiveWhenNotFocused; case WebKitEditableLinkNeverLive: return EditableLinkNeverLive; } ASSERT_NOT_REACHED(); return EditableLinkDefaultBehavior; } WebCore::EditingBehaviorType core(WebKitEditingBehavior behavior) { switch (behavior) { case WebKitEditingMacBehavior: return WebCore::EditingMacBehavior; case WebKitEditingWinBehavior: return WebCore::EditingWindowsBehavior; } ASSERT_NOT_REACHED(); return WebCore::EditingMacBehavior; } TextDirectionSubmenuInclusionBehavior core(WebTextDirectionSubmenuInclusionBehavior behavior) { switch (behavior) { case WebTextDirectionSubmenuNeverIncluded: return TextDirectionSubmenuNeverIncluded; case WebTextDirectionSubmenuAutomaticallyIncluded: return TextDirectionSubmenuAutomaticallyIncluded; case WebTextDirectionSubmenuAlwaysIncluded: return TextDirectionSubmenuAlwaysIncluded; } ASSERT_NOT_REACHED(); return TextDirectionSubmenuNeverIncluded; } @implementation WebFrame (WebInternal) Frame* core(WebFrame *frame) { return frame ? frame->_private->coreFrame : 0; } WebFrame *kit(Frame* frame) { return frame ? static_cast(frame->loader()->client())->webFrame() : nil; } Page* core(WebView *webView) { return [webView page]; } WebView *kit(Page* page) { return page ? static_cast(page->chrome()->client())->webView() : nil; } WebView *getWebView(WebFrame *webFrame) { Frame* coreFrame = core(webFrame); if (!coreFrame) return nil; return kit(coreFrame->page()); } + (PassRefPtr)_createFrameWithPage:(Page*)page frameName:(const String&)name frameView:(WebFrameView *)frameView ownerElement:(HTMLFrameOwnerElement*)ownerElement { WebView *webView = kit(page); WebFrame *frame = [[self alloc] _initWithWebFrameView:frameView webView:webView]; RefPtr coreFrame = Frame::create(page, ownerElement, new WebFrameLoaderClient(frame)); [frame release]; frame->_private->coreFrame = coreFrame.get(); coreFrame->tree()->setName(name); if (ownerElement) { ASSERT(ownerElement->document()->frame()); ownerElement->document()->frame()->tree()->appendChild(coreFrame.get()); } coreFrame->init(); [webView _setZoomMultiplier:[webView _realZoomMultiplier] isTextOnly:[webView _realZoomMultiplierIsTextOnly]]; return coreFrame.release(); } + (void)_createMainFrameWithPage:(Page*)page frameName:(const String&)name frameView:(WebFrameView *)frameView { [self _createFrameWithPage:page frameName:name frameView:frameView ownerElement:0]; } + (PassRefPtr)_createSubframeWithOwnerElement:(HTMLFrameOwnerElement*)ownerElement frameName:(const String&)name frameView:(WebFrameView *)frameView { return [self _createFrameWithPage:ownerElement->document()->frame()->page() frameName:name frameView:frameView ownerElement:ownerElement]; } - (BOOL)_isIncludedInWebKitStatistics { return _private && _private->includedInWebKitStatistics; } - (void)_attachScriptDebugger { ScriptController* scriptController = _private->coreFrame->script(); // Calling ScriptController::globalObject() would create a window shell, and dispatch corresponding callbacks, which may be premature // if the script debugger is attached before a document is created. These calls use the debuggerWorld(), we will need to pass a world // to be able to debug isolated worlds. if (!scriptController->existingWindowShell(debuggerWorld())) return; JSGlobalObject* globalObject = scriptController->globalObject(debuggerWorld()); if (!globalObject) return; if (_private->scriptDebugger) { ASSERT(_private->scriptDebugger == globalObject->debugger()); return; } _private->scriptDebugger = new WebScriptDebugger(globalObject); } - (void)_detachScriptDebugger { if (!_private->scriptDebugger) return; delete _private->scriptDebugger; _private->scriptDebugger = 0; } - (id)_initWithWebFrameView:(WebFrameView *)fv webView:(WebView *)v { self = [super init]; if (!self) return nil; _private = [[WebFramePrivate alloc] init]; // Set includedInWebKitStatistics before calling WebFrameView _setWebFrame, since // it calls WebFrame _isIncludedInWebKitStatistics. if ((_private->includedInWebKitStatistics = [[v class] shouldIncludeInWebKitStatistics])) ++WebFrameCount; if (fv) { [_private setWebFrameView:fv]; [fv _setWebFrame:self]; } _private->shouldCreateRenderers = YES; return self; } - (void)_clearCoreFrame { _private->coreFrame = 0; } - (void)_updateBackgroundAndUpdatesWhileOffscreen { WebView *webView = getWebView(self); BOOL drawsBackground = [webView drawsBackground]; NSColor *backgroundColor = [webView backgroundColor]; Frame* coreFrame = _private->coreFrame; for (Frame* frame = coreFrame; frame; frame = frame->tree()->traverseNext(coreFrame)) { if ([webView _usesDocumentViews]) { // Don't call setDrawsBackground:YES here because it may be NO because of a load // in progress; WebFrameLoaderClient keeps it set to NO during the load process. WebFrame *webFrame = kit(frame); if (!drawsBackground) [[[webFrame frameView] _scrollView] setDrawsBackground:NO]; [[[webFrame frameView] _scrollView] setBackgroundColor:backgroundColor]; id documentView = [[webFrame frameView] documentView]; if ([documentView respondsToSelector:@selector(setDrawsBackground:)]) [documentView setDrawsBackground:drawsBackground]; if ([documentView respondsToSelector:@selector(setBackgroundColor:)]) [documentView setBackgroundColor:backgroundColor]; } if (FrameView* view = frame->view()) { view->setTransparent(!drawsBackground); view->setBaseBackgroundColor(colorFromNSColor([backgroundColor colorUsingColorSpaceName:NSDeviceRGBColorSpace])); view->setShouldUpdateWhileOffscreen([webView shouldUpdateWhileOffscreen]); } } } - (void)_setInternalLoadDelegate:(id)internalLoadDelegate { _private->internalLoadDelegate = internalLoadDelegate; } - (id)_internalLoadDelegate { return _private->internalLoadDelegate; } #ifndef BUILDING_ON_TIGER - (void)_unmarkAllBadGrammar { Frame* coreFrame = _private->coreFrame; for (Frame* frame = coreFrame; frame; frame = frame->tree()->traverseNext(coreFrame)) { if (Document* document = frame->document()) document->markers()->removeMarkers(DocumentMarker::Grammar); } } #endif - (void)_unmarkAllMisspellings { Frame* coreFrame = _private->coreFrame; for (Frame* frame = coreFrame; frame; frame = frame->tree()->traverseNext(coreFrame)) { if (Document* document = frame->document()) document->markers()->removeMarkers(DocumentMarker::Spelling); } } - (BOOL)_hasSelection { if ([getWebView(self) _usesDocumentViews]) { id documentView = [_private->webFrameView documentView]; // optimization for common case to avoid creating potentially large selection string if ([documentView isKindOfClass:[WebHTMLView class]]) if (Frame* coreFrame = _private->coreFrame) return coreFrame->selection()->isRange(); if ([documentView conformsToProtocol:@protocol(WebDocumentText)]) return [[documentView selectedString] length] > 0; return NO; } Frame* coreFrame = _private->coreFrame; return coreFrame && coreFrame->selection()->isRange(); } - (void)_clearSelection { ASSERT([getWebView(self) _usesDocumentViews]); id documentView = [_private->webFrameView documentView]; if ([documentView conformsToProtocol:@protocol(WebDocumentText)]) [documentView deselectAll]; } #if !ASSERT_DISABLED - (BOOL)_atMostOneFrameHasSelection { // FIXME: 4186050 is one known case that makes this debug check fail. BOOL found = NO; Frame* coreFrame = _private->coreFrame; for (Frame* frame = coreFrame; frame; frame = frame->tree()->traverseNext(coreFrame)) if ([kit(frame) _hasSelection]) { if (found) return NO; found = YES; } return YES; } #endif - (WebFrame *)_findFrameWithSelection { Frame* coreFrame = _private->coreFrame; for (Frame* frame = coreFrame; frame; frame = frame->tree()->traverseNext(coreFrame)) { WebFrame *webFrame = kit(frame); if ([webFrame _hasSelection]) return webFrame; } return nil; } - (void)_clearSelectionInOtherFrames { // We rely on WebDocumentSelection protocol implementors to call this method when they become first // responder. It would be nicer to just notice first responder changes here instead, but there's no // notification sent when the first responder changes in general (Radar 2573089). WebFrame *frameWithSelection = [[getWebView(self) mainFrame] _findFrameWithSelection]; if (frameWithSelection != self) [frameWithSelection _clearSelection]; // While we're in the general area of selection and frames, check that there is only one now. ASSERT([[getWebView(self) mainFrame] _atMostOneFrameHasSelection]); } static inline WebDataSource *dataSource(DocumentLoader* loader) { return loader ? static_cast(loader)->dataSource() : nil; } - (WebDataSource *)_dataSource { return dataSource(_private->coreFrame->loader()->documentLoader()); } - (NSString *)_stringWithDocumentTypeStringAndMarkupString:(NSString *)markupString { return _private->coreFrame->documentTypeString() + markupString; } - (NSArray *)_nodesFromList:(Vector *)nodesVector { size_t size = nodesVector->size(); NSMutableArray *nodes = [NSMutableArray arrayWithCapacity:size]; for (size_t i = 0; i < size; ++i) [nodes addObject:kit((*nodesVector)[i])]; return nodes; } - (NSString *)_markupStringFromRange:(DOMRange *)range nodes:(NSArray **)nodes { // FIXME: This is always "for interchange". Is that right? See the previous method. Vector nodeList; NSString *markupString = createMarkup(core(range), nodes ? &nodeList : 0, AnnotateForInterchange); if (nodes) *nodes = [self _nodesFromList:&nodeList]; return [self _stringWithDocumentTypeStringAndMarkupString:markupString]; } - (NSString *)_selectedString { return _private->coreFrame->displayStringModifiedByEncoding(_private->coreFrame->editor()->selectedText()); } - (NSString *)_stringForRange:(DOMRange *)range { // This will give a system malloc'd buffer that can be turned directly into an NSString unsigned length; UChar* buf = plainTextToMallocAllocatedBuffer(core(range), length, true); if (!buf) return [NSString string]; // Transfer buffer ownership to NSString return [[[NSString alloc] initWithCharactersNoCopy:buf length:length freeWhenDone:YES] autorelease]; } - (BOOL)_shouldFlattenCompositingLayers:(CGContextRef)context { // -currentContextDrawingToScreen returns YES for bitmap contexts. BOOL isPrinting = ![NSGraphicsContext currentContextDrawingToScreen]; if (isPrinting) return YES; if (!WKCGContextIsBitmapContext(context)) return NO; // If we're drawing into a bitmap, we might be snapshotting, or drawing into a layer-backed view. if ([getWebView(self) _usesDocumentViews]) { id documentView = [_private->webFrameView documentView]; if ([documentView isKindOfClass:[WebHTMLView class]] && [(WebHTMLView *)documentView _web_isDrawingIntoLayer]) return NO; } return [getWebView(self) _includesFlattenedCompositingLayersWhenDrawingToBitmap]; } - (void)_drawRect:(NSRect)rect contentsOnly:(BOOL)contentsOnly { ASSERT([[NSGraphicsContext currentContext] isFlipped]); CGContextRef ctx = static_cast([[NSGraphicsContext currentContext] graphicsPort]); GraphicsContext context(ctx); FrameView* view = _private->coreFrame->view(); bool shouldFlatten = false; if (Frame* parentFrame = _private->coreFrame->tree()->parent()) { // For subframes, we need to inherit the paint behavior from our parent FrameView* parentView = parentFrame ? parentFrame->view() : 0; if (parentView) shouldFlatten = parentView->paintBehavior() & PaintBehaviorFlattenCompositingLayers; } else shouldFlatten = [self _shouldFlattenCompositingLayers:ctx]; PaintBehavior oldBehavior = PaintBehaviorNormal; if (shouldFlatten) { oldBehavior = view->paintBehavior(); view->setPaintBehavior(oldBehavior | PaintBehaviorFlattenCompositingLayers); } if (contentsOnly) _private->coreFrame->view()->paintContents(&context, enclosingIntRect(rect)); else _private->coreFrame->view()->paint(&context, enclosingIntRect(rect)); if (shouldFlatten) view->setPaintBehavior(oldBehavior); } // Used by pagination code called from AppKit when a standalone web page is printed. - (NSArray*)_computePageRectsWithPrintWidthScaleFactor:(float)printWidthScaleFactor printHeight:(float)printHeight { NSMutableArray* pages = [NSMutableArray arrayWithCapacity:5]; if (printWidthScaleFactor <= 0) { LOG_ERROR("printWidthScaleFactor has bad value %.2f", printWidthScaleFactor); return pages; } if (printHeight <= 0) { LOG_ERROR("printHeight has bad value %.2f", printHeight); return pages; } if (!_private->coreFrame || !_private->coreFrame->document() || !_private->coreFrame->view()) return pages; RenderView* root = toRenderView(_private->coreFrame->document()->renderer()); if (!root) return pages; FrameView* view = _private->coreFrame->view(); if (!view) return pages; NSView* documentView = view->documentView(); if (!documentView) return pages; float docWidth = root->layer()->width(); float printWidth = docWidth / printWidthScaleFactor; PrintContext printContext(_private->coreFrame); printContext.computePageRectsWithPageSize(FloatSize(printWidth, printHeight), true); const Vector& pageRects = printContext.pageRects(); const size_t pageCount = pageRects.size(); for (size_t pageNumber = 0; pageNumber < pageCount; ++pageNumber) [pages addObject: [NSValue valueWithRect: NSRect(pageRects[pageNumber])]]; return pages; } - (BOOL)_getVisibleRect:(NSRect*)rect { ASSERT_ARG(rect, rect); if (RenderPart* ownerRenderer = _private->coreFrame->ownerRenderer()) { if (ownerRenderer->needsLayout()) return NO; *rect = ownerRenderer->absoluteClippedOverflowRect(); return YES; } return NO; } - (NSString *)_stringByEvaluatingJavaScriptFromString:(NSString *)string { return [self _stringByEvaluatingJavaScriptFromString:string forceUserGesture:true]; } - (NSString *)_stringByEvaluatingJavaScriptFromString:(NSString *)string forceUserGesture:(BOOL)forceUserGesture { ASSERT(_private->coreFrame->document()); JSValue result = _private->coreFrame->script()->executeScript(string, forceUserGesture).jsValue(); if (!_private->coreFrame) // In case the script removed our frame from the page. return @""; // This bizarre set of rules matches behavior from WebKit for Safari 2.0. // If you don't like it, use -[WebScriptObject evaluateWebScript:] or // JSEvaluateScript instead, since they have less surprising semantics. if (!result || !result.isBoolean() && !result.isString() && !result.isNumber()) return @""; JSLock lock(SilenceAssertionsOnly); return ustringToString(result.toString(_private->coreFrame->script()->globalObject(mainThreadNormalWorld())->globalExec())); } - (NSRect)_caretRectAtNode:(DOMNode *)node offset:(int)offset affinity:(NSSelectionAffinity)affinity { VisiblePosition visiblePosition(core(node), offset, static_cast(affinity)); return visiblePosition.absoluteCaretBounds(); } - (NSRect)_firstRectForDOMRange:(DOMRange *)range { return _private->coreFrame->editor()->firstRectForRange(core(range)); } - (void)_scrollDOMRangeToVisible:(DOMRange *)range { NSRect rangeRect = [self _firstRectForDOMRange:range]; Node *startNode = core([range startContainer]); if (startNode && startNode->renderer()) { RenderLayer *layer = startNode->renderer()->enclosingLayer(); if (layer) layer->scrollRectToVisible(enclosingIntRect(rangeRect), false, ScrollAlignment::alignToEdgeIfNeeded, ScrollAlignment::alignToEdgeIfNeeded); } } - (BOOL)_needsLayout { return _private->coreFrame->view() ? _private->coreFrame->view()->needsLayout() : false; } - (id)_accessibilityTree { #if HAVE(ACCESSIBILITY) if (!AXObjectCache::accessibilityEnabled()) { AXObjectCache::enableAccessibility(); if ([[NSApp accessibilityAttributeValue:NSAccessibilityEnhancedUserInterfaceAttribute] boolValue]) AXObjectCache::enableEnhancedUserInterfaceAccessibility(); } if (!_private->coreFrame || !_private->coreFrame->document()) return nil; RenderView* root = toRenderView(_private->coreFrame->document()->renderer()); if (!root) return nil; return _private->coreFrame->document()->axObjectCache()->getOrCreate(root)->wrapper(); #else return nil; #endif } - (DOMRange *)_rangeByAlteringCurrentSelection:(SelectionController::EAlteration)alteration direction:(SelectionController::EDirection)direction granularity:(TextGranularity)granularity { if (_private->coreFrame->selection()->isNone()) return nil; SelectionController selection; selection.setSelection(_private->coreFrame->selection()->selection()); selection.modify(alteration, direction, granularity); return kit(selection.toNormalizedRange().get()); } - (TextGranularity)_selectionGranularity { return _private->coreFrame->selection()->granularity(); } - (NSRange)_convertToNSRange:(Range *)range { if (!range || !range->startContainer()) return NSMakeRange(NSNotFound, 0); Element* selectionRoot = _private->coreFrame->selection()->rootEditableElement(); Element* scope = selectionRoot ? selectionRoot : _private->coreFrame->document()->documentElement(); // Mouse events may cause TSM to attempt to create an NSRange for a portion of the view // that is not inside the current editable region. These checks ensure we don't produce // potentially invalid data when responding to such requests. if (range->startContainer() != scope && !range->startContainer()->isDescendantOf(scope)) return NSMakeRange(NSNotFound, 0); if (range->endContainer() != scope && !range->endContainer()->isDescendantOf(scope)) return NSMakeRange(NSNotFound, 0); RefPtr testRange = Range::create(scope->document(), scope, 0, range->startContainer(), range->startOffset()); ASSERT(testRange->startContainer() == scope); int startPosition = TextIterator::rangeLength(testRange.get()); ExceptionCode ec; testRange->setEnd(range->endContainer(), range->endOffset(), ec); ASSERT(testRange->startContainer() == scope); int endPosition = TextIterator::rangeLength(testRange.get()); return NSMakeRange(startPosition, endPosition - startPosition); } - (PassRefPtr)_convertToDOMRange:(NSRange)nsrange { if (nsrange.location > INT_MAX) return 0; if (nsrange.length > INT_MAX || nsrange.location + nsrange.length > INT_MAX) nsrange.length = INT_MAX - nsrange.location; // our critical assumption is that we are only called by input methods that // concentrate on a given area containing the selection // We have to do this because of text fields and textareas. The DOM for those is not // directly in the document DOM, so serialization is problematic. Our solution is // to use the root editable element of the selection start as the positional base. // That fits with AppKit's idea of an input context. Element* selectionRoot = _private->coreFrame->selection()->rootEditableElement(); Element* scope = selectionRoot ? selectionRoot : _private->coreFrame->document()->documentElement(); return TextIterator::rangeFromLocationAndLength(scope, nsrange.location, nsrange.length); } - (DOMRange *)convertNSRangeToDOMRange:(NSRange)nsrange { // This method exists to maintain compatibility with Leopard's Dictionary.app. return [self _convertNSRangeToDOMRange:nsrange]; } - (DOMRange *)_convertNSRangeToDOMRange:(NSRange)nsrange { return kit([self _convertToDOMRange:nsrange].get()); } - (NSRange)convertDOMRangeToNSRange:(DOMRange *)range { // This method exists to maintain compatibility with Leopard's Dictionary.app. return [self _convertDOMRangeToNSRange:range]; } - (NSRange)_convertDOMRangeToNSRange:(DOMRange *)range { return [self _convertToNSRange:core(range)]; } - (DOMRange *)_markDOMRange { return kit(_private->coreFrame->editor()->mark().toNormalizedRange().get()); } // Given proposedRange, returns an extended range that includes adjacent whitespace that should // be deleted along with the proposed range in order to preserve proper spacing and punctuation of // the text surrounding the deletion. - (DOMRange *)_smartDeleteRangeForProposedRange:(DOMRange *)proposedRange { Node* startContainer = core([proposedRange startContainer]); Node* endContainer = core([proposedRange endContainer]); if (startContainer == nil || endContainer == nil) return nil; ASSERT(startContainer->document() == endContainer->document()); _private->coreFrame->document()->updateLayoutIgnorePendingStylesheets(); Position start(startContainer, [proposedRange startOffset]); Position end(endContainer, [proposedRange endOffset]); Position newStart = start.upstream().leadingWhitespacePosition(DOWNSTREAM, true); if (newStart.isNull()) newStart = start; Position newEnd = end.downstream().trailingWhitespacePosition(DOWNSTREAM, true); if (newEnd.isNull()) newEnd = end; newStart = rangeCompliantEquivalent(newStart); newEnd = rangeCompliantEquivalent(newEnd); RefPtr range = _private->coreFrame->document()->createRange(); int exception = 0; range->setStart(newStart.node(), newStart.deprecatedEditingOffset(), exception); range->setEnd(newStart.node(), newStart.deprecatedEditingOffset(), exception); return kit(range.get()); } - (DOMDocumentFragment *)_documentFragmentWithMarkupString:(NSString *)markupString baseURLString:(NSString *)baseURLString { if (!_private->coreFrame || !_private->coreFrame->document()) return nil; return kit(createFragmentFromMarkup(_private->coreFrame->document(), markupString, baseURLString, FragmentScriptingNotAllowed).get()); } - (DOMDocumentFragment *)_documentFragmentWithNodesAsParagraphs:(NSArray *)nodes { if (!_private->coreFrame || !_private->coreFrame->document()) return nil; NSEnumerator *nodeEnum = [nodes objectEnumerator]; Vector nodesVector; DOMNode *node; while ((node = [nodeEnum nextObject])) nodesVector.append(core(node)); return kit(createFragmentFromNodes(_private->coreFrame->document(), nodesVector).get()); } - (void)_replaceSelectionWithNode:(DOMNode *)node selectReplacement:(BOOL)selectReplacement smartReplace:(BOOL)smartReplace matchStyle:(BOOL)matchStyle { DOMDocumentFragment *fragment = kit(_private->coreFrame->document()->createDocumentFragment().get()); [fragment appendChild:node]; [self _replaceSelectionWithFragment:fragment selectReplacement:selectReplacement smartReplace:smartReplace matchStyle:matchStyle]; } - (void)_insertParagraphSeparatorInQuotedContent { if (_private->coreFrame->selection()->isNone()) return; TypingCommand::insertParagraphSeparatorInQuotedContent(_private->coreFrame->document()); _private->coreFrame->selection()->revealSelection(ScrollAlignment::alignToEdgeIfNeeded); } - (VisiblePosition)_visiblePositionForPoint:(NSPoint)point { // FIXME: Someone with access to Apple's sources could remove this needless wrapper call. return _private->coreFrame->visiblePositionForPoint(IntPoint(point)); } - (DOMRange *)_characterRangeAtPoint:(NSPoint)point { VisiblePosition position = [self _visiblePositionForPoint:point]; if (position.isNull()) return nil; VisiblePosition previous = position.previous(); if (previous.isNotNull()) { DOMRange *previousCharacterRange = kit(makeRange(previous, position).get()); NSRect rect = [self _firstRectForDOMRange:previousCharacterRange]; if (NSPointInRect(point, rect)) return previousCharacterRange; } VisiblePosition next = position.next(); if (next.isNotNull()) { DOMRange *nextCharacterRange = kit(makeRange(position, next).get()); NSRect rect = [self _firstRectForDOMRange:nextCharacterRange]; if (NSPointInRect(point, rect)) return nextCharacterRange; } return nil; } - (DOMCSSStyleDeclaration *)_typingStyle { if (!_private->coreFrame || !_private->coreFrame->selection()->typingStyle()) return nil; return kit(_private->coreFrame->selection()->typingStyle()->copy().get()); } - (void)_setTypingStyle:(DOMCSSStyleDeclaration *)style withUndoAction:(EditAction)undoAction { if (!_private->coreFrame) return; _private->coreFrame->editor()->computeAndSetTypingStyle(core(style), undoAction); } - (void)_dragSourceEndedAt:(NSPoint)windowLoc operation:(NSDragOperation)operation { if (!_private->coreFrame) return; FrameView* view = _private->coreFrame->view(); if (!view) return; ASSERT([getWebView(self) _usesDocumentViews]); // FIXME: These are fake modifier keys here, but they should be real ones instead. PlatformMouseEvent event(IntPoint(windowLoc), globalPoint(windowLoc, [view->platformWidget() window]), LeftButton, MouseEventMoved, 0, false, false, false, false, currentTime()); _private->coreFrame->eventHandler()->dragSourceEndedAt(event, (DragOperation)operation); } - (BOOL)_canProvideDocumentSource { Frame* frame = _private->coreFrame; String mimeType = frame->loader()->writer()->mimeType(); PluginData* pluginData = frame->page() ? frame->page()->pluginData() : 0; if (WebCore::DOMImplementation::isTextMIMEType(mimeType) || Image::supportsType(mimeType) || (pluginData && pluginData->supportsMimeType(mimeType))) return NO; return YES; } - (BOOL)_canSaveAsWebArchive { // Currently, all documents that we can view source for // (HTML and XML documents) can also be saved as web archives return [self _canProvideDocumentSource]; } - (void)_commitData:(NSData *)data { // FIXME: This really should be a setting. Document* document = _private->coreFrame->document(); document->setShouldCreateRenderers(_private->shouldCreateRenderers); _private->coreFrame->loader()->documentLoader()->commitData((const char *)[data bytes], [data length]); } @end @implementation WebFrame (WebPrivate) // FIXME: This exists only as a convenience for Safari, consider moving there. - (BOOL)_isDescendantOfFrame:(WebFrame *)ancestor { Frame* coreFrame = _private->coreFrame; return coreFrame && coreFrame->tree()->isDescendantOf(core(ancestor)); } - (void)_setShouldCreateRenderers:(BOOL)shouldCreateRenderers { _private->shouldCreateRenderers = shouldCreateRenderers; } - (NSColor *)_bodyBackgroundColor { Document* document = _private->coreFrame->document(); if (!document) return nil; HTMLElement* body = document->body(); if (!body) return nil; RenderObject* bodyRenderer = body->renderer(); if (!bodyRenderer) return nil; Color color = bodyRenderer->style()->visitedDependentColor(CSSPropertyBackgroundColor); if (!color.isValid()) return nil; return nsColor(color); } - (BOOL)_isFrameSet { Document* document = _private->coreFrame->document(); return document && document->isFrameSet(); } - (BOOL)_firstLayoutDone { return _private->coreFrame->loader()->stateMachine()->firstLayoutDone(); } - (WebFrameLoadType)_loadType { return (WebFrameLoadType)_private->coreFrame->loader()->loadType(); } - (NSRange)_selectedNSRange { return [self _convertToNSRange:_private->coreFrame->selection()->toNormalizedRange().get()]; } - (void)_selectNSRange:(NSRange)range { RefPtr domRange = [self _convertToDOMRange:range]; if (domRange) _private->coreFrame->selection()->setSelection(VisibleSelection(domRange.get(), SEL_DEFAULT_AFFINITY)); } - (BOOL)_isDisplayingStandaloneImage { Document* document = _private->coreFrame->document(); return document && document->isImageDocument(); } - (unsigned)_pendingFrameUnloadEventCount { return _private->coreFrame->domWindow()->pendingUnloadEventListeners(); } - (void)_setIsDisconnected:(bool)isDisconnected { _private->coreFrame->setIsDisconnected(isDisconnected); } - (void)_setExcludeFromTextSearch:(bool)exclude { _private->coreFrame->setExcludeFromTextSearch(exclude); } #if ENABLE(NETSCAPE_PLUGIN_API) - (void)_recursive_resumeNullEventsForAllNetscapePlugins { Frame* coreFrame = core(self); for (Frame* frame = coreFrame; frame; frame = frame->tree()->traverseNext(coreFrame)) { NSView *documentView = [[kit(frame) frameView] documentView]; if ([documentView isKindOfClass:[WebHTMLView class]]) [(WebHTMLView *)documentView _resumeNullEventsForAllNetscapePlugins]; } } - (void)_recursive_pauseNullEventsForAllNetscapePlugins { Frame* coreFrame = core(self); for (Frame* frame = coreFrame; frame; frame = frame->tree()->traverseNext(coreFrame)) { NSView *documentView = [[kit(frame) frameView] documentView]; if ([documentView isKindOfClass:[WebHTMLView class]]) [(WebHTMLView *)documentView _pauseNullEventsForAllNetscapePlugins]; } } #endif - (BOOL)_pauseAnimation:(NSString*)name onNode:(DOMNode *)node atTime:(NSTimeInterval)time { Frame* frame = core(self); if (!frame) return false; AnimationController* controller = frame->animation(); if (!controller) return false; Node* coreNode = core(node); if (!coreNode || !coreNode->renderer()) return false; return controller->pauseAnimationAtTime(coreNode->renderer(), name, time); } - (BOOL)_pauseTransitionOfProperty:(NSString*)name onNode:(DOMNode*)node atTime:(NSTimeInterval)time { Frame* frame = core(self); if (!frame) return false; AnimationController* controller = frame->animation(); if (!controller) return false; Node* coreNode = core(node); if (!coreNode || !coreNode->renderer()) return false; return controller->pauseTransitionAtTime(coreNode->renderer(), name, time); } // Pause a given SVG animation on the target node at a specific time. // This method is only intended to be used for testing the SVG animation system. - (BOOL)_pauseSVGAnimation:(NSString*)elementId onSMILNode:(DOMNode *)node atTime:(NSTimeInterval)time { Frame* frame = core(self); if (!frame) return false; Document* document = frame->document(); if (!document || !document->svgExtensions()) return false; Node* coreNode = core(node); if (!coreNode || !SVGSMILElement::isSMILElement(coreNode)) return false; #if ENABLE(SVG) return document->accessSVGExtensions()->sampleAnimationAtTime(elementId, static_cast(coreNode), time); #else return false; #endif } - (unsigned) _numberOfActiveAnimations { Frame* frame = core(self); if (!frame) return false; AnimationController* controller = frame->animation(); if (!controller) return false; return controller->numberOfActiveAnimations(); } - (void) _suspendAnimations { Frame* frame = core(self); if (!frame) return; AnimationController* controller = frame->animation(); if (!controller) return; controller->suspendAnimations(frame->document()); } - (void) _resumeAnimations { Frame* frame = core(self); if (!frame) return; AnimationController* controller = frame->animation(); if (!controller) return; controller->resumeAnimations(frame->document()); } - (void)_replaceSelectionWithFragment:(DOMDocumentFragment *)fragment selectReplacement:(BOOL)selectReplacement smartReplace:(BOOL)smartReplace matchStyle:(BOOL)matchStyle { if (_private->coreFrame->selection()->isNone() || !fragment) return; applyCommand(ReplaceSelectionCommand::create(_private->coreFrame->document(), core(fragment), selectReplacement, smartReplace, matchStyle)); _private->coreFrame->selection()->revealSelection(ScrollAlignment::alignToEdgeIfNeeded); } - (void)_replaceSelectionWithText:(NSString *)text selectReplacement:(BOOL)selectReplacement smartReplace:(BOOL)smartReplace { DOMDocumentFragment* fragment = kit(createFragmentFromText(_private->coreFrame->selection()->toNormalizedRange().get(), text).get()); [self _replaceSelectionWithFragment:fragment selectReplacement:selectReplacement smartReplace:smartReplace matchStyle:YES]; } - (void)_replaceSelectionWithMarkupString:(NSString *)markupString baseURLString:(NSString *)baseURLString selectReplacement:(BOOL)selectReplacement smartReplace:(BOOL)smartReplace { DOMDocumentFragment *fragment = [self _documentFragmentWithMarkupString:markupString baseURLString:baseURLString]; [self _replaceSelectionWithFragment:fragment selectReplacement:selectReplacement smartReplace:smartReplace matchStyle:NO]; } // Determines whether whitespace needs to be added around aString to preserve proper spacing and // punctuation when it's inserted into the receiver's text over charRange. Returns by reference // in beforeString and afterString any whitespace that should be added, unless either or both are // nil. Both are returned as nil if aString is nil or if smart insertion and deletion are disabled. - (void)_smartInsertForString:(NSString *)pasteString replacingRange:(DOMRange *)rangeToReplace beforeString:(NSString **)beforeString afterString:(NSString **)afterString { // give back nil pointers in case of early returns if (beforeString) *beforeString = nil; if (afterString) *afterString = nil; // inspect destination Node *startContainer = core([rangeToReplace startContainer]); Node *endContainer = core([rangeToReplace endContainer]); Position startPos(startContainer, [rangeToReplace startOffset]); Position endPos(endContainer, [rangeToReplace endOffset]); VisiblePosition startVisiblePos = VisiblePosition(startPos, VP_DEFAULT_AFFINITY); VisiblePosition endVisiblePos = VisiblePosition(endPos, VP_DEFAULT_AFFINITY); // this check also ensures startContainer, startPos, endContainer, and endPos are non-null if (startVisiblePos.isNull() || endVisiblePos.isNull()) return; bool addLeadingSpace = startPos.leadingWhitespacePosition(VP_DEFAULT_AFFINITY, true).isNull() && !isStartOfParagraph(startVisiblePos); if (addLeadingSpace) if (UChar previousChar = startVisiblePos.previous().characterAfter()) addLeadingSpace = !isCharacterSmartReplaceExempt(previousChar, true); bool addTrailingSpace = endPos.trailingWhitespacePosition(VP_DEFAULT_AFFINITY, true).isNull() && !isEndOfParagraph(endVisiblePos); if (addTrailingSpace) if (UChar thisChar = endVisiblePos.characterAfter()) addTrailingSpace = !isCharacterSmartReplaceExempt(thisChar, false); // inspect source bool hasWhitespaceAtStart = false; bool hasWhitespaceAtEnd = false; unsigned pasteLength = [pasteString length]; if (pasteLength > 0) { NSCharacterSet *whiteSet = [NSCharacterSet whitespaceAndNewlineCharacterSet]; if ([whiteSet characterIsMember:[pasteString characterAtIndex:0]]) { hasWhitespaceAtStart = YES; } if ([whiteSet characterIsMember:[pasteString characterAtIndex:(pasteLength - 1)]]) { hasWhitespaceAtEnd = YES; } } // issue the verdict if (beforeString && addLeadingSpace && !hasWhitespaceAtStart) *beforeString = @" "; if (afterString && addTrailingSpace && !hasWhitespaceAtEnd) *afterString = @" "; } - (NSMutableDictionary *)_cacheabilityDictionary { NSMutableDictionary *result = [NSMutableDictionary dictionary]; FrameLoader* frameLoader = _private->coreFrame->loader(); DocumentLoader* documentLoader = frameLoader->documentLoader(); if (documentLoader && !documentLoader->mainDocumentError().isNull()) [result setObject:(NSError *)documentLoader->mainDocumentError() forKey:WebFrameMainDocumentError]; if (frameLoader->subframeLoader()->containsPlugins()) [result setObject:[NSNumber numberWithBool:YES] forKey:WebFrameHasPlugins]; if (DOMWindow* domWindow = _private->coreFrame->domWindow()) { if (domWindow->hasEventListeners(eventNames().unloadEvent)) [result setObject:[NSNumber numberWithBool:YES] forKey:WebFrameHasUnloadListener]; #if ENABLE(OFFLINE_WEB_APPLICATIONS) if (domWindow->optionalApplicationCache()) [result setObject:[NSNumber numberWithBool:YES] forKey:WebFrameUsesApplicationCache]; #endif } if (Document* document = _private->coreFrame->document()) { #if ENABLE(DATABASE) if (document->hasOpenDatabases()) [result setObject:[NSNumber numberWithBool:YES] forKey:WebFrameUsesDatabases]; #endif if (document->usingGeolocation()) [result setObject:[NSNumber numberWithBool:YES] forKey:WebFrameUsesGeolocation]; if (!document->canSuspendActiveDOMObjects()) [result setObject:[NSNumber numberWithBool:YES] forKey:WebFrameCanSuspendActiveDOMObjects]; } return result; } - (BOOL)_allowsFollowingLink:(NSURL *)URL { if (!_private->coreFrame) return YES; return _private->coreFrame->document()->securityOrigin()->canDisplay(URL); } - (NSString *)_stringByEvaluatingJavaScriptFromString:(NSString *)string withGlobalObject:(JSObjectRef)globalObjectRef inScriptWorld:(WebScriptWorld *)world { // Start off with some guess at a frame and a global object, we'll try to do better...! JSDOMWindow* anyWorldGlobalObject = _private->coreFrame->script()->globalObject(mainThreadNormalWorld()); // The global object is probably a shell object? - if so, we know how to use this! JSC::JSObject* globalObjectObj = toJS(globalObjectRef); if (!strcmp(globalObjectObj->classInfo()->className, "JSDOMWindowShell")) anyWorldGlobalObject = static_cast(globalObjectObj)->window(); // Get the frame frome the global object we've settled on. Frame* frame = anyWorldGlobalObject->impl()->frame(); ASSERT(frame->document()); JSValue result = frame->script()->executeScriptInWorld(core(world), string, true).jsValue(); if (!frame) // In case the script removed our frame from the page. return @""; // This bizarre set of rules matches behavior from WebKit for Safari 2.0. // If you don't like it, use -[WebScriptObject evaluateWebScript:] or // JSEvaluateScript instead, since they have less surprising semantics. if (!result || !result.isBoolean() && !result.isString() && !result.isNumber()) return @""; JSLock lock(SilenceAssertionsOnly); return ustringToString(result.toString(anyWorldGlobalObject->globalExec())); } - (JSGlobalContextRef)_globalContextForScriptWorld:(WebScriptWorld *)world { Frame* coreFrame = _private->coreFrame; if (!coreFrame) return 0; DOMWrapperWorld* coreWorld = core(world); if (!coreWorld) return 0; return toGlobalRef(coreFrame->script()->globalObject(coreWorld)->globalExec()); } - (void)setAllowsScrollersToOverlapContent:(BOOL)flag { ASSERT([[[self frameView] _scrollView] isKindOfClass:[WebDynamicScrollBarsView class]]); [(WebDynamicScrollBarsView *)[[self frameView] _scrollView] setAllowsScrollersToOverlapContent:flag]; } - (void)setAlwaysHideHorizontalScroller:(BOOL)flag { ASSERT([[[self frameView] _scrollView] isKindOfClass:[WebDynamicScrollBarsView class]]); [(WebDynamicScrollBarsView *)[[self frameView] _scrollView] setAlwaysHideHorizontalScroller:flag]; } - (void)setAlwaysHideVerticalScroller:(BOOL)flag { ASSERT([[[self frameView] _scrollView] isKindOfClass:[WebDynamicScrollBarsView class]]); [(WebDynamicScrollBarsView *)[[self frameView] _scrollView] setAlwaysHideVerticalScroller:flag]; } - (void)setAccessibleName:(NSString *)name { #if HAVE(ACCESSIBILITY) if (!AXObjectCache::accessibilityEnabled()) return; RenderView* root = toRenderView(_private->coreFrame->document()->renderer()); if (!root) return; AccessibilityObject* rootObject = _private->coreFrame->document()->axObjectCache()->getOrCreate(root); String strName(name); rootObject->setAccessibleName(strName); #endif } - (NSString*)_layerTreeAsText { Frame* coreFrame = _private->coreFrame; if (!coreFrame) return @""; return coreFrame->layerTreeAsText(); } - (BOOL)hasSpellingMarker:(int)from length:(int)length { Frame* coreFrame = _private->coreFrame; if (!coreFrame) return NO; return coreFrame->editor()->selectionStartHasSpellingMarkerFor(from, length); } @end @implementation WebFrame - (id)init { return nil; } // Should be deprecated. - (id)initWithName:(NSString *)name webFrameView:(WebFrameView *)view webView:(WebView *)webView { return nil; } - (void)dealloc { if (_private && _private->includedInWebKitStatistics) --WebFrameCount; [_private release]; [super dealloc]; } - (void)finalize { if (_private && _private->includedInWebKitStatistics) --WebFrameCount; [super finalize]; } - (NSString *)name { Frame* coreFrame = _private->coreFrame; if (!coreFrame) return nil; return coreFrame->tree()->name(); } - (WebFrameView *)frameView { ASSERT(!getWebView(self) || [getWebView(self) _usesDocumentViews]); return _private->webFrameView; } - (WebView *)webView { return getWebView(self); } static bool needsMicrosoftMessengerDOMDocumentWorkaround() { static bool needsWorkaround = applicationIsMicrosoftMessenger() && [[[NSBundle mainBundle] objectForInfoDictionaryKey:(NSString *)kCFBundleVersionKey] compare:@"7.1" options:NSNumericSearch] == NSOrderedAscending; return needsWorkaround; } - (DOMDocument *)DOMDocument { if (needsMicrosoftMessengerDOMDocumentWorkaround() && !pthread_main_np()) return nil; Frame* coreFrame = _private->coreFrame; if (!coreFrame) return nil; // FIXME: When loading a custom view/representation // into a web frame, the old document can still be around. This makes sure that // we'll return nil in those cases. if (![[self _dataSource] _isDocumentHTML]) return nil; Document* document = coreFrame->document(); // According to the documentation, we should return nil if the frame doesn't have a document. // While full-frame images and plugins do have an underlying HTML document, we return nil here to be // backwards compatible. if (document && (document->isPluginDocument() || document->isImageDocument())) return nil; return kit(coreFrame->document()); } - (DOMHTMLElement *)frameElement { Frame* coreFrame = _private->coreFrame; if (!coreFrame) return nil; return kit(coreFrame->ownerElement()); } - (WebDataSource *)provisionalDataSource { Frame* coreFrame = _private->coreFrame; return coreFrame ? dataSource(coreFrame->loader()->provisionalDocumentLoader()) : nil; } - (WebDataSource *)dataSource { Frame* coreFrame = _private->coreFrame; return coreFrame && coreFrame->loader()->frameHasLoaded() ? [self _dataSource] : nil; } - (void)loadRequest:(NSURLRequest *)request { Frame* coreFrame = _private->coreFrame; if (!coreFrame) return; coreFrame->loader()->load(request, false); } static NSURL *createUniqueWebDataURL() { CFUUIDRef UUIDRef = CFUUIDCreate(kCFAllocatorDefault); NSString *UUIDString = (NSString *)CFUUIDCreateString(kCFAllocatorDefault, UUIDRef); CFRelease(UUIDRef); NSURL *URL = [NSURL URLWithString:[NSString stringWithFormat:@"applewebdata://%@", UUIDString]]; CFRelease(UUIDString); return URL; } - (void)_loadData:(NSData *)data MIMEType:(NSString *)MIMEType textEncodingName:(NSString *)encodingName baseURL:(NSURL *)baseURL unreachableURL:(NSURL *)unreachableURL { if (!pthread_main_np()) return [[self _webkit_invokeOnMainThread] _loadData:data MIMEType:MIMEType textEncodingName:encodingName baseURL:baseURL unreachableURL:unreachableURL]; KURL responseURL; if (!baseURL) { baseURL = blankURL(); responseURL = createUniqueWebDataURL(); } ResourceRequest request([baseURL absoluteURL]); // hack because Mail checks for this property to detect data / archive loads [NSURLProtocol setProperty:@"" forKey:@"WebDataRequest" inRequest:(NSMutableURLRequest *)request.nsURLRequest()]; SubstituteData substituteData(WebCore::SharedBuffer::wrapNSData(data), MIMEType, encodingName, [unreachableURL absoluteURL], responseURL); _private->coreFrame->loader()->load(request, substituteData, false); } - (void)loadData:(NSData *)data MIMEType:(NSString *)MIMEType textEncodingName:(NSString *)encodingName baseURL:(NSURL *)baseURL { WebCoreThreadViolationCheckRoundTwo(); if (!MIMEType) MIMEType = @"text/html"; [self _loadData:data MIMEType:MIMEType textEncodingName:encodingName baseURL:baseURL unreachableURL:nil]; } - (void)_loadHTMLString:(NSString *)string baseURL:(NSURL *)baseURL unreachableURL:(NSURL *)unreachableURL { NSData *data = [string dataUsingEncoding:NSUTF8StringEncoding]; [self _loadData:data MIMEType:@"text/html" textEncodingName:@"UTF-8" baseURL:baseURL unreachableURL:unreachableURL]; } - (void)loadHTMLString:(NSString *)string baseURL:(NSURL *)baseURL { WebCoreThreadViolationCheckRoundTwo(); [self _loadHTMLString:string baseURL:baseURL unreachableURL:nil]; } - (void)loadAlternateHTMLString:(NSString *)string baseURL:(NSURL *)baseURL forUnreachableURL:(NSURL *)unreachableURL { WebCoreThreadViolationCheckRoundTwo(); [self _loadHTMLString:string baseURL:baseURL unreachableURL:unreachableURL]; } - (void)loadArchive:(WebArchive *)archive { if (LegacyWebArchive* coreArchive = [archive _coreLegacyWebArchive]) _private->coreFrame->loader()->loadArchive(coreArchive); } - (void)stopLoading { if (!_private->coreFrame) return; _private->coreFrame->loader()->stopForUserCancel(); } - (void)reload { if (!WebKitLinkedOnOrAfter(WEBKIT_FIRST_VERSION_WITH_RELOAD_FROM_ORIGIN) && applicationIsSafari()) _private->coreFrame->loader()->reload(GetCurrentKeyModifiers() & shiftKey); else _private->coreFrame->loader()->reload(false); } - (void)reloadFromOrigin { _private->coreFrame->loader()->reload(true); } - (WebFrame *)findFrameNamed:(NSString *)name { Frame* coreFrame = _private->coreFrame; if (!coreFrame) return nil; return kit(coreFrame->tree()->find(name)); } - (WebFrame *)parentFrame { Frame* coreFrame = _private->coreFrame; if (!coreFrame) return nil; return [[kit(coreFrame->tree()->parent()) retain] autorelease]; } - (NSArray *)childFrames { Frame* coreFrame = _private->coreFrame; if (!coreFrame) return [NSArray array]; NSMutableArray *children = [NSMutableArray arrayWithCapacity:coreFrame->tree()->childCount()]; for (Frame* child = coreFrame->tree()->firstChild(); child; child = child->tree()->nextSibling()) [children addObject:kit(child)]; return children; } - (WebScriptObject *)windowObject { Frame* coreFrame = _private->coreFrame; if (!coreFrame) return 0; return coreFrame->script()->windowScriptObject(); } - (JSGlobalContextRef)globalContext { Frame* coreFrame = _private->coreFrame; if (!coreFrame) return 0; return toGlobalRef(coreFrame->script()->globalObject(mainThreadNormalWorld())->globalExec()); } @end