#ifndef _DOM2_RangeImpl_h_
#define _DOM2_RangeImpl_h_
#include <qptrlist.h>
#include "dom/dom2_range.h"
#include "misc/shared.h"
#include "misc/main_thread_malloc.h"
namespace DOM {
class DocumentPtr;
class NodeImpl;
class Position;
class RangeImpl : public khtml::Shared<RangeImpl>
{
friend class DocumentImpl;
public:
RangeImpl(DocumentPtr *_ownerDocument);
RangeImpl(DocumentPtr *_ownerDocument,
NodeImpl *_startContainer, long _startOffset,
NodeImpl *_endContainer, long _endOffset);
~RangeImpl();
MAIN_THREAD_ALLOCATED;
NodeImpl *startContainer(int &exceptioncode) const;
long startOffset(int &exceptioncode) const;
NodeImpl *endContainer(int &exceptioncode) const;
long endOffset(int &exceptioncode) const;
bool collapsed(int &exceptioncode) const;
NodeImpl *commonAncestorContainer(int &exceptioncode) const;
static NodeImpl *commonAncestorContainer(NodeImpl *containerA, NodeImpl *containerB);
void setStart ( NodeImpl *refNode, long offset, int &exceptioncode );
void setEnd ( NodeImpl *refNode, long offset, int &exceptioncode );
void collapse ( bool toStart, int &exceptioncode );
short compareBoundaryPoints ( Range::CompareHow how, const RangeImpl *sourceRange, int &exceptioncode ) const;
static short compareBoundaryPoints ( NodeImpl *containerA, long offsetA, NodeImpl *containerB, long offsetB );
static short compareBoundaryPoints ( const Position &a, const Position &b );
bool boundaryPointsValid ( ) const;
void deleteContents ( int &exceptioncode );
DocumentFragmentImpl *extractContents ( int &exceptioncode );
DocumentFragmentImpl *cloneContents ( int &exceptioncode );
void insertNode( NodeImpl *newNode, int &exceptioncode );
DOMString toString ( int &exceptioncode ) const;
DOMString toHTML() const;
DOMString text() const;
DocumentFragmentImpl *createContextualFragment ( DOMString &html, int &exceptioncode ) const;
void detach ( int &exceptioncode );
bool isDetached() const;
RangeImpl *cloneRange(int &exceptioncode) const;
void setStartAfter( NodeImpl *refNode, int &exceptioncode );
void setEndBefore( NodeImpl *refNode, int &exceptioncode );
void setEndAfter( NodeImpl *refNode, int &exceptioncode );
void selectNode( NodeImpl *refNode, int &exceptioncode );
void selectNodeContents( NodeImpl *refNode, int &exceptioncode );
void surroundContents( NodeImpl *newParent, int &exceptioncode );
void setStartBefore( NodeImpl *refNode, int &exceptioncode );
enum ActionType {
DELETE_CONTENTS,
EXTRACT_CONTENTS,
CLONE_CONTENTS
};
DocumentFragmentImpl *processContents ( ActionType action, int &exceptioncode );
Position startPosition() const;
Position endPosition() const;
NodeImpl *startNode() const;
NodeImpl *pastEndNode() const;
Position editingStartPosition() const;
#if APPLE_CHANGES
static Range createInstance (RangeImpl *impl);
#endif
#ifndef NDEBUG
void formatForDebugger(char *buffer, unsigned length) const;
#endif
protected:
DocumentPtr *m_ownerDocument;
NodeImpl *m_startContainer;
unsigned long m_startOffset;
NodeImpl *m_endContainer;
unsigned long m_endOffset;
bool m_detached;
private:
void checkNodeWOffset( NodeImpl *n, int offset, int &exceptioncode) const;
void checkNodeBA( NodeImpl *n, int &exceptioncode ) const;
void setStartContainer(NodeImpl *_startContainer);
void setEndContainer(NodeImpl *_endContainer);
void checkDeleteExtract(int &exceptioncode);
bool containedByReadOnly() const;
};
}
#endif