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Diffstat (limited to 'src/3rdparty/webkit/WebCore/editing/CompositeEditCommand.h')
-rw-r--r-- | src/3rdparty/webkit/WebCore/editing/CompositeEditCommand.h | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/src/3rdparty/webkit/WebCore/editing/CompositeEditCommand.h b/src/3rdparty/webkit/WebCore/editing/CompositeEditCommand.h new file mode 100644 index 0000000..6bb142b --- /dev/null +++ b/src/3rdparty/webkit/WebCore/editing/CompositeEditCommand.h @@ -0,0 +1,120 @@ +/* + * Copyright (C) 2005, 2006, 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. + * + * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``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 COMPUTER, INC. OR + * 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. + */ + +#ifndef CompositeEditCommand_h +#define CompositeEditCommand_h + +#include "EditCommand.h" +#include "CSSPropertyNames.h" +#include <wtf/Vector.h> + +namespace WebCore { + +class CSSStyleDeclaration; +class Text; + +class CompositeEditCommand : public EditCommand { +public: + bool isFirstCommand(EditCommand* command) { return !m_commands.isEmpty() && m_commands.first() == command; } + +protected: + CompositeEditCommand(Document*); + + // + // sugary-sweet convenience functions to help create and apply edit commands in composite commands + // + void appendNode(PassRefPtr<Node>, PassRefPtr<Element> parent); + void applyCommandToComposite(PassRefPtr<EditCommand>); + void applyStyle(CSSStyleDeclaration*, EditAction = EditActionChangeAttributes); + void applyStyle(CSSStyleDeclaration*, const Position& start, const Position& end, EditAction = EditActionChangeAttributes); + void applyStyledElement(PassRefPtr<Element>); + void removeStyledElement(PassRefPtr<Element>); + void deleteSelection(bool smartDelete = false, bool mergeBlocksAfterDelete = true, bool replace = false, bool expandForSpecialElements = true); + void deleteSelection(const Selection&, bool smartDelete = false, bool mergeBlocksAfterDelete = true, bool replace = false, bool expandForSpecialElements = true); + virtual void deleteTextFromNode(PassRefPtr<Text>, unsigned offset, unsigned count); + void inputText(const String&, bool selectInsertedText = false); + void insertNodeAfter(PassRefPtr<Node>, PassRefPtr<Node> refChild); + void insertNodeAt(PassRefPtr<Node>, const Position&); + void insertNodeAtTabSpanPosition(PassRefPtr<Node>, const Position&); + void insertNodeBefore(PassRefPtr<Node>, PassRefPtr<Node> refChild); + void insertParagraphSeparator(bool useDefaultParagraphElement = false); + void insertLineBreak(); + void insertTextIntoNode(PassRefPtr<Text>, unsigned offset, const String& text); + void joinTextNodes(PassRefPtr<Text>, PassRefPtr<Text>); + void mergeIdenticalElements(PassRefPtr<Element>, PassRefPtr<Element>); + void rebalanceWhitespace(); + void rebalanceWhitespaceAt(const Position&); + void prepareWhitespaceAtPositionForSplit(Position&); + void removeCSSProperty(PassRefPtr<CSSMutableStyleDeclaration>, CSSPropertyID); + void removeNodeAttribute(PassRefPtr<Element>, const QualifiedName& attribute); + void removeChildrenInRange(PassRefPtr<Node>, unsigned from, unsigned to); + virtual void removeNode(PassRefPtr<Node>); + void removeNodePreservingChildren(PassRefPtr<Node>); + void removeNodeAndPruneAncestors(PassRefPtr<Node>); + void prune(PassRefPtr<Node>); + void replaceTextInNode(PassRefPtr<Text>, unsigned offset, unsigned count, const String& replacementText); + Position positionOutsideTabSpan(const Position&); + void setNodeAttribute(PassRefPtr<Element>, const QualifiedName& attribute, const AtomicString& value); + void splitElement(PassRefPtr<Element>, PassRefPtr<Node> atChild); + void splitTextNode(PassRefPtr<Text>, unsigned offset); + void splitTextNodeContainingElement(PassRefPtr<Text>, unsigned offset); + void wrapContentsInDummySpan(PassRefPtr<Element>); + + void deleteInsignificantText(PassRefPtr<Text>, unsigned start, unsigned end); + void deleteInsignificantText(const Position& start, const Position& end); + void deleteInsignificantTextDownstream(const Position&); + + PassRefPtr<Node> appendBlockPlaceholder(PassRefPtr<Element>); + PassRefPtr<Node> insertBlockPlaceholder(const Position&); + PassRefPtr<Node> addBlockPlaceholderIfNeeded(Element*); + void removePlaceholderAt(const VisiblePosition&); + + PassRefPtr<Node> insertNewDefaultParagraphElementAt(const Position&); + + PassRefPtr<Node> moveParagraphContentsToNewBlockIfNecessary(const Position&); + + void pushAnchorElementDown(Node*); + void pushPartiallySelectedAnchorElementsDown(); + + void moveParagraph(const VisiblePosition&, const VisiblePosition&, const VisiblePosition&, bool preserveSelection = false, bool preserveStyle = true); + void moveParagraphs(const VisiblePosition&, const VisiblePosition&, const VisiblePosition&, bool preserveSelection = false, bool preserveStyle = true); + + bool breakOutOfEmptyListItem(); + bool breakOutOfEmptyMailBlockquotedParagraph(); + + Position positionAvoidingSpecialElementBoundary(const Position&); + + PassRefPtr<Node> splitTreeToNode(Node*, Node*, bool splitAncestor = false); + + Vector<RefPtr<EditCommand> > m_commands; + +private: + virtual void doUnapply(); + virtual void doReapply(); +}; + +} // namespace WebCore + +#endif // CompositeEditCommand_h |