#ifndef EditCommand_h
#define EditCommand_h
#include "EditAction.h"
#include "Element.h"
#include "Selection.h"
namespace WebCore {
class CompositeEditCommand;
class CSSMutableStyleDeclaration;
class EditCommand : public RefCounted<EditCommand> {
public:
virtual ~EditCommand();
void setParent(CompositeEditCommand*);
void apply();
void unapply();
void reapply();
virtual EditAction editingAction() const;
const Selection& startingSelection() const { return m_startingSelection; }
const Selection& endingSelection() const { return m_endingSelection; }
Element* startingRootEditableElement() const { return m_startingRootEditableElement.get(); }
Element* endingRootEditableElement() const { return m_endingRootEditableElement.get(); }
virtual bool isInsertTextCommand() const;
virtual bool isTypingCommand() const;
virtual bool preservesTypingStyle() const;
void setStartingSelection(const Selection&);
void setEndingSelection(const Selection&);
protected:
EditCommand(Document*);
Document* document() const { return m_document.get(); }
PassRefPtr<CSSMutableStyleDeclaration> styleAtPosition(const Position&);
void updateLayout() const;
private:
virtual void doApply() = 0;
virtual void doUnapply() = 0;
virtual void doReapply();
RefPtr<Document> m_document;
Selection m_startingSelection;
Selection m_endingSelection;
RefPtr<Element> m_startingRootEditableElement;
RefPtr<Element> m_endingRootEditableElement;
CompositeEditCommand* m_parent;
friend void applyCommand(PassRefPtr<EditCommand>);
};
class SimpleEditCommand : public EditCommand {
protected:
SimpleEditCommand(Document* document) : EditCommand(document) { }
};
void applyCommand(PassRefPtr<EditCommand>);
}
#endif // EditCommand_h