diff options
Diffstat (limited to 'WebCore/page/Frame.cpp')
| -rw-r--r-- | WebCore/page/Frame.cpp | 453 |
1 files changed, 3 insertions, 450 deletions
diff --git a/WebCore/page/Frame.cpp b/WebCore/page/Frame.cpp index 09cb8c3..3a03e9b 100644 --- a/WebCore/page/Frame.cpp +++ b/WebCore/page/Frame.cpp @@ -38,7 +38,7 @@ #include "Chrome.h" #include "ChromeClient.h" #include "DOMWindow.h" -#include "DocLoader.h" +#include "CachedResourceLoader.h" #include "DocumentType.h" #include "EditingText.h" #include "EditorClient.h" @@ -148,7 +148,6 @@ inline Frame::Frame(Page* page, HTMLFrameOwnerElement* ownerElement, FrameLoader #if ENABLE(ORIENTATION_EVENTS) , m_orientation(0) #endif - , m_highlightTextMatches(false) , m_inViewSourceMode(false) , m_isDisconnected(false) , m_excludeFromTextSearch(false) @@ -291,58 +290,6 @@ Settings* Frame::settings() const return m_page ? m_page->settings() : 0; } -String Frame::selectedText() const -{ - return plainText(selection()->toNormalizedRange().get()); -} - -IntRect Frame::firstRectForRange(Range* range) const -{ - int extraWidthToEndOfLine = 0; - ASSERT(range->startContainer()); - ASSERT(range->endContainer()); - - InlineBox* startInlineBox; - int startCaretOffset; - Position startPosition = VisiblePosition(range->startPosition()).deepEquivalent(); - if (startPosition.isNull()) - return IntRect(); - startPosition.getInlineBoxAndOffset(DOWNSTREAM, startInlineBox, startCaretOffset); - - RenderObject* startRenderer = startPosition.node()->renderer(); - ASSERT(startRenderer); - IntRect startCaretRect = startRenderer->localCaretRect(startInlineBox, startCaretOffset, &extraWidthToEndOfLine); - if (startCaretRect != IntRect()) - startCaretRect = startRenderer->localToAbsoluteQuad(FloatRect(startCaretRect)).enclosingBoundingBox(); - - InlineBox* endInlineBox; - int endCaretOffset; - Position endPosition = VisiblePosition(range->endPosition()).deepEquivalent(); - if (endPosition.isNull()) - return IntRect(); - endPosition.getInlineBoxAndOffset(UPSTREAM, endInlineBox, endCaretOffset); - - RenderObject* endRenderer = endPosition.node()->renderer(); - ASSERT(endRenderer); - IntRect endCaretRect = endRenderer->localCaretRect(endInlineBox, endCaretOffset); - if (endCaretRect != IntRect()) - endCaretRect = endRenderer->localToAbsoluteQuad(FloatRect(endCaretRect)).enclosingBoundingBox(); - - if (startCaretRect.y() == endCaretRect.y()) { - // start and end are on the same line - return IntRect(min(startCaretRect.x(), endCaretRect.x()), - startCaretRect.y(), - abs(endCaretRect.x() - startCaretRect.x()), - max(startCaretRect.height(), endCaretRect.height())); - } - - // start and end aren't on the same line, so go from start to the end of its line - return IntRect(startCaretRect.x(), - startCaretRect.y(), - startCaretRect.width() + extraWidthToEndOfLine, - startCaretRect.height()); -} - TextGranularity Frame::selectionGranularity() const { return m_selectionController.granularity(); @@ -668,17 +615,6 @@ void Frame::injectUserScriptsForWorld(DOMWrapperWorld* world, const UserScriptVe } } -bool Frame::shouldChangeSelection(const VisibleSelection& newSelection) const -{ - return shouldChangeSelection(selection()->selection(), newSelection, newSelection.affinity(), false); -} - -bool Frame::shouldChangeSelection(const VisibleSelection& oldSelection, const VisibleSelection& newSelection, EAffinity affinity, bool stillSelecting) const -{ - return editor()->client()->shouldChangeSelectedRange(oldSelection.toNormalizedRange().get(), newSelection.toNormalizedRange().get(), - affinity, stillSelecting); -} - bool Frame::shouldDeleteSelection(const VisibleSelection& selection) const { return editor()->client()->shouldDeleteRange(selection.toNormalizedRange().get()); @@ -696,157 +632,6 @@ void Frame::setTypingStyle(CSSMutableStyleDeclaration *style) m_typingStyle = style; } -void Frame::computeAndSetTypingStyle(CSSStyleDeclaration *style, EditAction editingAction) -{ - if (!style || !style->length()) { - clearTypingStyle(); - return; - } - - // Calculate the current typing style. - RefPtr<CSSMutableStyleDeclaration> mutableStyle = style->makeMutable(); - if (typingStyle()) { - typingStyle()->merge(mutableStyle.get()); - mutableStyle = typingStyle(); - } - - RefPtr<CSSValue> unicodeBidi; - RefPtr<CSSValue> direction; - if (editingAction == EditActionSetWritingDirection) { - unicodeBidi = mutableStyle->getPropertyCSSValue(CSSPropertyUnicodeBidi); - direction = mutableStyle->getPropertyCSSValue(CSSPropertyDirection); - } - - Node* node = selection()->selection().visibleStart().deepEquivalent().node(); - computedStyle(node)->diff(mutableStyle.get()); - - if (editingAction == EditActionSetWritingDirection && unicodeBidi) { - ASSERT(unicodeBidi->isPrimitiveValue()); - mutableStyle->setProperty(CSSPropertyUnicodeBidi, static_cast<CSSPrimitiveValue*>(unicodeBidi.get())->getIdent()); - if (direction) { - ASSERT(direction->isPrimitiveValue()); - mutableStyle->setProperty(CSSPropertyDirection, static_cast<CSSPrimitiveValue*>(direction.get())->getIdent()); - } - } - - // Handle block styles, substracting these from the typing style. - RefPtr<CSSMutableStyleDeclaration> blockStyle = mutableStyle->copyBlockProperties(); - blockStyle->diff(mutableStyle.get()); - if (blockStyle->length() > 0) - applyCommand(ApplyStyleCommand::create(document(), blockStyle.get(), editingAction)); - - // Set the remaining style as the typing style. - m_typingStyle = mutableStyle.release(); -} - -PassRefPtr<CSSComputedStyleDeclaration> Frame::selectionComputedStyle(Node*& nodeToRemove) const -{ - nodeToRemove = 0; - - if (selection()->isNone()) - return 0; - - RefPtr<Range> range(selection()->toNormalizedRange()); - Position pos = range->editingStartPosition(); - - Element *elem = pos.element(); - if (!elem) - return 0; - - RefPtr<Element> styleElement = elem; - ExceptionCode ec = 0; - - if (m_typingStyle) { - styleElement = document()->createElement(spanTag, false); - - styleElement->setAttribute(styleAttr, m_typingStyle->cssText().impl(), ec); - ASSERT(!ec); - - styleElement->appendChild(document()->createEditingTextNode(""), ec); - ASSERT(!ec); - - if (elem->renderer() && elem->renderer()->canHaveChildren()) { - elem->appendChild(styleElement, ec); - } else { - Node *parent = elem->parent(); - Node *next = elem->nextSibling(); - - if (next) - parent->insertBefore(styleElement, next, ec); - else - parent->appendChild(styleElement, ec); - } - ASSERT(!ec); - - nodeToRemove = styleElement.get(); - } - - return computedStyle(styleElement.release()); -} - -void Frame::textFieldDidBeginEditing(Element* e) -{ - if (editor()->client()) - editor()->client()->textFieldDidBeginEditing(e); -} - -void Frame::textFieldDidEndEditing(Element* e) -{ - if (editor()->client()) - editor()->client()->textFieldDidEndEditing(e); -} - -void Frame::textDidChangeInTextField(Element* e) -{ - if (editor()->client()) - editor()->client()->textDidChangeInTextField(e); -} - -bool Frame::doTextFieldCommandFromEvent(Element* e, KeyboardEvent* ke) -{ - if (editor()->client()) - return editor()->client()->doTextFieldCommandFromEvent(e, ke); - - return false; -} - -void Frame::textWillBeDeletedInTextField(Element* input) -{ - if (editor()->client()) - editor()->client()->textWillBeDeletedInTextField(input); -} - -void Frame::textDidChangeInTextArea(Element* e) -{ - if (editor()->client()) - editor()->client()->textDidChangeInTextArea(e); -} - -void Frame::applyEditingStyleToBodyElement() const -{ - RefPtr<NodeList> list = m_doc->getElementsByTagName("body"); - unsigned len = list->length(); - for (unsigned i = 0; i < len; i++) - applyEditingStyleToElement(static_cast<Element*>(list->item(i))); -} - -void Frame::applyEditingStyleToElement(Element* element) const -{ - if (!element) - return; - - CSSStyleDeclaration* style = element->style(); - ASSERT(style); - - ExceptionCode ec = 0; - style->setProperty(CSSPropertyWordWrap, "break-word", false, ec); - ASSERT(!ec); - style->setProperty(CSSPropertyWebkitNbspMode, "space", false, ec); - ASSERT(!ec); - style->setProperty(CSSPropertyWebkitLineBreak, "after-white-space", false, ec); - ASSERT(!ec); -} - #ifndef NDEBUG static HashSet<Frame*>& keepAliveSet() { @@ -1072,40 +857,6 @@ void Frame::clearTimers() clearTimers(m_view.get(), document()); } -RenderStyle *Frame::styleForSelectionStart(Node *&nodeToRemove) const -{ - nodeToRemove = 0; - - if (selection()->isNone()) - return 0; - - Position pos = selection()->selection().visibleStart().deepEquivalent(); - if (!pos.isCandidate()) - return 0; - Node *node = pos.node(); - if (!node) - return 0; - - if (!m_typingStyle) - return node->renderer()->style(); - - RefPtr<Element> styleElement = document()->createElement(spanTag, false); - - ExceptionCode ec = 0; - String styleText = m_typingStyle->cssText() + " display: inline"; - styleElement->setAttribute(styleAttr, styleText.impl(), ec); - ASSERT(!ec); - - styleElement->appendChild(document()->createEditingTextNode(""), ec); - ASSERT(!ec); - - node->parentNode()->appendChild(styleElement, ec); - ASSERT(!ec); - - nodeToRemove = styleElement.get(); - return styleElement->renderer() ? styleElement->renderer()->style() : 0; -} - void Frame::setSelectionFromNone() { // Put a caret inside the body if the entire frame is editable (either the @@ -1122,160 +873,6 @@ void Frame::setSelectionFromNone() selection()->setSelection(VisibleSelection(Position(node, 0), DOWNSTREAM)); } -// Searches from the beginning of the document if nothing is selected. -bool Frame::findString(const String& target, bool forward, bool caseFlag, bool wrapFlag, bool startInSelection) -{ - if (target.isEmpty()) - return false; - - if (excludeFromTextSearch()) - return false; - - // Start from an edge of the selection, if there's a selection that's not in shadow content. Which edge - // is used depends on whether we're searching forward or backward, and whether startInSelection is set. - RefPtr<Range> searchRange(rangeOfContents(document())); - VisibleSelection selection = this->selection()->selection(); - - if (forward) - setStart(searchRange.get(), startInSelection ? selection.visibleStart() : selection.visibleEnd()); - else - setEnd(searchRange.get(), startInSelection ? selection.visibleEnd() : selection.visibleStart()); - - Node* shadowTreeRoot = selection.shadowTreeRootNode(); - if (shadowTreeRoot) { - ExceptionCode ec = 0; - if (forward) - searchRange->setEnd(shadowTreeRoot, shadowTreeRoot->childNodeCount(), ec); - else - searchRange->setStart(shadowTreeRoot, 0, ec); - } - - RefPtr<Range> resultRange(findPlainText(searchRange.get(), target, forward, caseFlag)); - // If we started in the selection and the found range exactly matches the existing selection, find again. - // Build a selection with the found range to remove collapsed whitespace. - // Compare ranges instead of selection objects to ignore the way that the current selection was made. - if (startInSelection && areRangesEqual(VisibleSelection(resultRange.get()).toNormalizedRange().get(), selection.toNormalizedRange().get())) { - searchRange = rangeOfContents(document()); - if (forward) - setStart(searchRange.get(), selection.visibleEnd()); - else - setEnd(searchRange.get(), selection.visibleStart()); - - if (shadowTreeRoot) { - ExceptionCode ec = 0; - if (forward) - searchRange->setEnd(shadowTreeRoot, shadowTreeRoot->childNodeCount(), ec); - else - searchRange->setStart(shadowTreeRoot, 0, ec); - } - - resultRange = findPlainText(searchRange.get(), target, forward, caseFlag); - } - - ExceptionCode exception = 0; - - // If nothing was found in the shadow tree, search in main content following the shadow tree. - if (resultRange->collapsed(exception) && shadowTreeRoot) { - searchRange = rangeOfContents(document()); - if (forward) - searchRange->setStartAfter(shadowTreeRoot->shadowParentNode(), exception); - else - searchRange->setEndBefore(shadowTreeRoot->shadowParentNode(), exception); - - resultRange = findPlainText(searchRange.get(), target, forward, caseFlag); - } - - if (!editor()->insideVisibleArea(resultRange.get())) { - resultRange = editor()->nextVisibleRange(resultRange.get(), target, forward, caseFlag, wrapFlag); - if (!resultRange) - return false; - } - - // If we didn't find anything and we're wrapping, search again in the entire document (this will - // redundantly re-search the area already searched in some cases). - if (resultRange->collapsed(exception) && wrapFlag) { - searchRange = rangeOfContents(document()); - resultRange = findPlainText(searchRange.get(), target, forward, caseFlag); - // We used to return false here if we ended up with the same range that we started with - // (e.g., the selection was already the only instance of this text). But we decided that - // this should be a success case instead, so we'll just fall through in that case. - } - - if (resultRange->collapsed(exception)) - return false; - - this->selection()->setSelection(VisibleSelection(resultRange.get(), DOWNSTREAM)); - revealSelection(); - return true; -} - -unsigned Frame::countMatchesForText(const String& target, bool caseFlag, unsigned limit, bool markMatches) -{ - if (target.isEmpty()) - return 0; - - RefPtr<Range> searchRange(rangeOfContents(document())); - - ExceptionCode exception = 0; - unsigned matchCount = 0; - do { - RefPtr<Range> resultRange(findPlainText(searchRange.get(), target, true, caseFlag)); - if (resultRange->collapsed(exception)) { - if (!resultRange->startContainer()->isInShadowTree()) - break; - - searchRange = rangeOfContents(document()); - searchRange->setStartAfter(resultRange->startContainer()->shadowAncestorNode(), exception); - continue; - } - - // Only treat the result as a match if it is visible - if (editor()->insideVisibleArea(resultRange.get())) { - ++matchCount; - if (markMatches) - document()->markers()->addMarker(resultRange.get(), DocumentMarker::TextMatch); - } - - // Stop looking if we hit the specified limit. A limit of 0 means no limit. - if (limit > 0 && matchCount >= limit) - break; - - // Set the new start for the search range to be the end of the previous - // result range. There is no need to use a VisiblePosition here, - // since findPlainText will use a TextIterator to go over the visible - // text nodes. - searchRange->setStart(resultRange->endContainer(exception), resultRange->endOffset(exception), exception); - - Node* shadowTreeRoot = searchRange->shadowTreeRootNode(); - if (searchRange->collapsed(exception) && shadowTreeRoot) - searchRange->setEnd(shadowTreeRoot, shadowTreeRoot->childNodeCount(), exception); - } while (true); - - if (markMatches) { - // Do a "fake" paint in order to execute the code that computes the rendered rect for each text match. - if (m_view && contentRenderer()) { - document()->updateLayout(); // Ensure layout is up to date. - IntRect visibleRect = m_view->visibleContentRect(); - if (!visibleRect.isEmpty()) { - GraphicsContext context((PlatformGraphicsContext*)0); - context.setPaintingDisabled(true); - m_view->paintContents(&context, visibleRect); - } - } - } - - return matchCount; -} - -void Frame::setMarkedTextMatchesAreHighlighted(bool flag) -{ - if (flag == m_highlightTextMatches) - return; - - m_highlightTextMatches = flag; - document()->markers()->repaintMarkers(DocumentMarker::TextMatch); -} - void Frame::setDOMWindow(DOMWindow* domWindow) { if (m_domWindow) { @@ -1386,53 +983,9 @@ String Frame::documentTypeString() const return String(); } -void Frame::respondToChangedSelection(const VisibleSelection& oldSelection, bool closeTyping) +bool Frame::shouldChangeSelection(const VisibleSelection& newSelection) const { - bool isContinuousSpellCheckingEnabled = editor()->isContinuousSpellCheckingEnabled(); - bool isContinuousGrammarCheckingEnabled = isContinuousSpellCheckingEnabled && editor()->isGrammarCheckingEnabled(); - if (isContinuousSpellCheckingEnabled) { - VisibleSelection newAdjacentWords; - VisibleSelection newSelectedSentence; - bool caretBrowsing = settings() && settings()->caretBrowsingEnabled(); - if (selection()->selection().isContentEditable() || caretBrowsing) { - VisiblePosition newStart(selection()->selection().visibleStart()); - newAdjacentWords = VisibleSelection(startOfWord(newStart, LeftWordIfOnBoundary), endOfWord(newStart, RightWordIfOnBoundary)); - if (isContinuousGrammarCheckingEnabled) - newSelectedSentence = VisibleSelection(startOfSentence(newStart), endOfSentence(newStart)); - } - - // When typing we check spelling elsewhere, so don't redo it here. - // If this is a change in selection resulting from a delete operation, - // oldSelection may no longer be in the document. - if (closeTyping && oldSelection.isContentEditable() && oldSelection.start().node() && oldSelection.start().node()->inDocument()) { - VisiblePosition oldStart(oldSelection.visibleStart()); - VisibleSelection oldAdjacentWords = VisibleSelection(startOfWord(oldStart, LeftWordIfOnBoundary), endOfWord(oldStart, RightWordIfOnBoundary)); - if (oldAdjacentWords != newAdjacentWords) { - if (isContinuousGrammarCheckingEnabled) { - VisibleSelection oldSelectedSentence = VisibleSelection(startOfSentence(oldStart), endOfSentence(oldStart)); - editor()->markMisspellingsAndBadGrammar(oldAdjacentWords, oldSelectedSentence != newSelectedSentence, oldSelectedSentence); - } else - editor()->markMisspellingsAndBadGrammar(oldAdjacentWords, false, oldAdjacentWords); - } - } - - // This only erases markers that are in the first unit (word or sentence) of the selection. - // Perhaps peculiar, but it matches AppKit. - if (RefPtr<Range> wordRange = newAdjacentWords.toNormalizedRange()) { - document()->markers()->removeMarkers(wordRange.get(), DocumentMarker::Spelling); - document()->markers()->removeMarkers(wordRange.get(), DocumentMarker::Replacement); - } - if (RefPtr<Range> sentenceRange = newSelectedSentence.toNormalizedRange()) - document()->markers()->removeMarkers(sentenceRange.get(), DocumentMarker::Grammar); - } - - // When continuous spell checking is off, existing markers disappear after the selection changes. - if (!isContinuousSpellCheckingEnabled) - document()->markers()->removeMarkers(DocumentMarker::Spelling); - if (!isContinuousGrammarCheckingEnabled) - document()->markers()->removeMarkers(DocumentMarker::Grammar); - - editor()->respondToChangedSelection(oldSelection); + return editor()->shouldChangeSelection(selection()->selection(), newSelection, newSelection.affinity(), false); } VisiblePosition Frame::visiblePositionForPoint(const IntPoint& framePoint) |