mirror of
https://github.com/flutter/flutter.git
synced 2026-02-20 02:29:02 +08:00
295f920116
I wrote a script to do this which is attached to the bug. TBR=abarth@chromium.org BUG=435361 Review URL: https://codereview.chromium.org/736373003
119 lines
4.6 KiB
C++
119 lines
4.6 KiB
C++
/*
|
|
* 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 SKY_ENGINE_CORE_EDITING_REPLACESELECTIONCOMMAND_H_
|
|
#define SKY_ENGINE_CORE_EDITING_REPLACESELECTIONCOMMAND_H_
|
|
|
|
#include "sky/engine/core/dom/NodeTraversal.h"
|
|
#include "sky/engine/core/editing/CompositeEditCommand.h"
|
|
|
|
namespace blink {
|
|
|
|
class DocumentFragment;
|
|
class ReplacementFragment;
|
|
|
|
class ReplaceSelectionCommand final : public CompositeEditCommand {
|
|
public:
|
|
enum CommandOption {
|
|
SelectReplacement = 1 << 0,
|
|
SmartReplace = 1 << 1,
|
|
MatchStyle = 1 << 2,
|
|
PreventNesting = 1 << 3,
|
|
MovingParagraph = 1 << 4,
|
|
};
|
|
|
|
typedef unsigned CommandOptions;
|
|
|
|
static PassRefPtr<ReplaceSelectionCommand> create(Document& document, PassRefPtr<DocumentFragment> fragment, CommandOptions options, EditAction action = EditActionPaste)
|
|
{
|
|
return adoptRef(new ReplaceSelectionCommand(document, fragment, options, action));
|
|
}
|
|
|
|
private:
|
|
ReplaceSelectionCommand(Document&, PassRefPtr<DocumentFragment>, CommandOptions, EditAction);
|
|
|
|
virtual void doApply() override;
|
|
virtual EditAction editingAction() const override;
|
|
|
|
class InsertedNodes {
|
|
STACK_ALLOCATED();
|
|
public:
|
|
void respondToNodeInsertion(Node&);
|
|
void willRemoveNodePreservingChildren(Node&);
|
|
void willRemoveNode(Node&);
|
|
void didReplaceNode(Node&, Node& newNode);
|
|
|
|
Node* firstNodeInserted() const { return m_firstNodeInserted.get(); }
|
|
Node* lastLeafInserted() const { return m_lastNodeInserted ? &NodeTraversal::lastWithinOrSelf(*m_lastNodeInserted) : 0; }
|
|
Node* pastLastLeaf() const { return m_lastNodeInserted ? NodeTraversal::next(NodeTraversal::lastWithinOrSelf(*m_lastNodeInserted)) : 0; }
|
|
|
|
private:
|
|
RefPtr<Node> m_firstNodeInserted;
|
|
RefPtr<Node> m_lastNodeInserted;
|
|
};
|
|
|
|
Node* insertAsListItems(PassRefPtr<HTMLElement> listElement, Element* insertionBlock, const Position&, InsertedNodes&);
|
|
|
|
void updateNodesInserted(Node*);
|
|
|
|
bool shouldMergeStart(bool, bool, bool);
|
|
bool shouldMergeEnd(bool selectionEndWasEndOfParagraph);
|
|
bool shouldMerge(const VisiblePosition&, const VisiblePosition&);
|
|
|
|
void mergeEndIfNeeded();
|
|
|
|
void removeUnrenderedTextNodesAtEnds(InsertedNodes&);
|
|
|
|
void removeRedundantStylesAndKeepStyleSpanInline(InsertedNodes&);
|
|
void makeInsertedContentRoundTrippableWithHTMLTreeBuilder(const InsertedNodes&);
|
|
void moveElementOutOfAncestor(PassRefPtr<Element>, PassRefPtr<ContainerNode> ancestor);
|
|
|
|
VisiblePosition positionAtStartOfInsertedContent() const;
|
|
VisiblePosition positionAtEndOfInsertedContent() const;
|
|
|
|
bool shouldPerformSmartReplace() const;
|
|
void addSpacesForSmartReplace();
|
|
void completeHTMLReplacement(const Position& lastPositionToSelect);
|
|
void mergeTextNodesAroundPosition(Position&, Position& positionOnlyToBeUpdated);
|
|
|
|
bool performTrivialReplace(const ReplacementFragment&);
|
|
|
|
Position m_startOfInsertedContent;
|
|
Position m_endOfInsertedContent;
|
|
RefPtr<EditingStyle> m_insertionStyle;
|
|
bool m_selectReplacement;
|
|
bool m_smartReplace;
|
|
bool m_matchStyle;
|
|
RefPtr<DocumentFragment> m_documentFragment;
|
|
bool m_preventNesting;
|
|
bool m_movingParagraph;
|
|
EditAction m_editAction;
|
|
bool m_shouldMergeEnd;
|
|
};
|
|
|
|
} // namespace blink
|
|
|
|
#endif // SKY_ENGINE_CORE_EDITING_REPLACESELECTIONCOMMAND_H_
|