ReplaceSelectionCommand.h [plain text]
#ifndef ReplaceSelectionCommand_h
#define ReplaceSelectionCommand_h
#include "CompositeEditCommand.h"
namespace WebCore {
class DocumentFragment;
enum EFragmentType { EmptyFragment, SingleTextNodeFragment, TreeFragment };
class ReplacementFragment : Noncopyable {
public:
ReplacementFragment(Document*, DocumentFragment*, bool matchStyle, const Selection&);
Node* firstChild() const;
Node* lastChild() const;
bool isEmpty() const;
bool hasInterchangeNewlineAtStart() const { return m_hasInterchangeNewlineAtStart; }
bool hasInterchangeNewlineAtEnd() const { return m_hasInterchangeNewlineAtEnd; }
void removeNode(PassRefPtr<Node>);
void removeNodePreservingChildren(Node*);
private:
PassRefPtr<Node> insertFragmentForTestRendering(Node* context);
void removeUnrenderedNodes(Node*);
void restoreTestRenderingNodesToFragment(Node*);
void removeInterchangeNodes(Node*);
void insertNodeBefore(Node* node, Node* refNode);
RefPtr<Document> m_document;
RefPtr<DocumentFragment> m_fragment;
bool m_matchStyle;
bool m_hasInterchangeNewlineAtStart;
bool m_hasInterchangeNewlineAtEnd;
};
class ReplaceSelectionCommand : public CompositeEditCommand {
public:
ReplaceSelectionCommand(Document*, PassRefPtr<DocumentFragment>,
bool selectReplacement = true, bool smartReplace = false, bool matchStyle = false, bool preventNesting = true, bool movingParagraph = false,
EditAction = EditActionPaste);
virtual void doApply();
virtual EditAction editingAction() const;
private:
void completeHTMLReplacement(const Position& lastPositionToSelect);
void insertNodeAfterAndUpdateNodesInserted(Node* insertChild, Node* refChild);
void insertNodeAtAndUpdateNodesInserted(Node*, const Position&);
void insertNodeBeforeAndUpdateNodesInserted(Node* insertChild, Node* refChild);
void updateNodesInserted(Node*);
bool shouldRemoveEndBR(Node*, const VisiblePosition&);
bool shouldMergeStart(bool, bool);
bool shouldMergeEnd(bool);
bool shouldMerge(const VisiblePosition&, const VisiblePosition&);
void removeUnrenderedTextNodesAtEnds();
void negateStyleRulesThatAffectAppearance();
void removeRedundantStyles(Node*);
void handlePasteAsQuotationNode();
virtual void removeNodePreservingChildren(Node*);
virtual void removeNodeAndPruneAncestors(Node*);
VisiblePosition positionAtStartOfInsertedContent();
VisiblePosition positionAtEndOfInsertedContent();
RefPtr<Node> m_firstNodeInserted;
RefPtr<Node> m_lastLeafInserted;
RefPtr<CSSMutableStyleDeclaration> m_insertionStyle;
bool m_selectReplacement;
bool m_smartReplace;
bool m_matchStyle;
RefPtr<DocumentFragment> m_documentFragment;
bool m_preventNesting;
bool m_movingParagraph;
EditAction m_editAction;
};
}
#endif // ReplaceSelectionCommand_h