#ifndef EditCommand_h
#define EditCommand_h
#include "EditAction.h"
#include "VisibleSelection.h"
namespace WebCore {
class CompositeEditCommand;
class Document;
class Element;
class EditCommand : public RefCounted<EditCommand> {
public:
virtual ~EditCommand();
void setParent(CompositeEditCommand*);
void apply();
void unapply();
void reapply();
virtual EditAction editingAction() const;
const VisibleSelection& startingSelection() const { return m_startingSelection; }
const VisibleSelection& 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 isCreateLinkCommand() const;
virtual bool preservesTypingStyle() const;
bool isTopLevelCommand() const { return !m_parent; }
virtual bool shouldRetainAutocorrectionIndicator() const;
virtual void setShouldRetainAutocorrectionIndicator(bool);
protected:
EditCommand(Document*);
Document* document() const { return m_document.get(); }
public:
void setStartingSelection(const VisibleSelection&);
void setEndingSelection(const VisibleSelection&);
protected:
void updateLayout() const;
private:
virtual void doApply() = 0;
virtual void doUnapply() = 0;
virtual void doReapply();
RefPtr<Document> m_document;
VisibleSelection m_startingSelection;
VisibleSelection 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