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 * for the specific language governing rights and limitations under the
 * License.
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//
// nsSplitterFrame
//

#ifndef nsSplitterFrame_h__
#define nsSplitterFrame_h__


#include "nsBoxFrame.h"

class nsISupportsArray;
class nsSplitterFrameInner;

nsresult NS_NewSplitterFrame(nsIPresShell* aPresShell, nsIFrame** aResult) ;

class nsSplitterFrame : public nsBoxFrame
{
public:
  nsSplitterFrame(nsIPresShell* aPresShell);
  virtual ~nsSplitterFrame();

#ifdef DEBUG
  NS_IMETHOD GetFrameName(nsAString& aResult) const {
    return MakeFrameName(NS_LITERAL_STRING("SplitterFrame"), aResult);
  }
#endif


  // nsIFrame overrides
  NS_IMETHOD AttributeChanged(nsIPresContext* aPresContext,
                              nsIContent* aChild,
                              PRInt32 aNameSpaceID,
                              nsIAtom* aAttribute,
                              PRInt32 aModType);

  NS_IMETHOD Init(nsIPresContext*  aPresContext,
                  nsIContent*      aContent,
                  nsIFrame*        aParent,
                  nsStyleContext*  aContext,
                  nsIFrame*        aPrevInFlow);

  NS_IMETHOD GetCursor(nsIPresContext* aPresContext,
                       nsPoint&        aPoint,
                       PRInt32&        aCursor);

  NS_IMETHOD DoLayout(nsBoxLayoutState& aBoxLayoutState);

  NS_IMETHOD QueryInterface(REFNSIID aIID, void** aInstancePtr); 
  NS_IMETHOD_(nsrefcnt) AddRef(void) { return NS_OK; }
  NS_IMETHOD_(nsrefcnt) Release(void) { return NS_OK; }

  NS_IMETHOD HandlePress(nsIPresContext* aPresContext,
                         nsGUIEvent *    aEvent,
                         nsEventStatus*  aEventStatus);

  NS_IMETHOD HandleMultiplePress(nsIPresContext* aPresContext,
                         nsGUIEvent *    aEvent,
                         nsEventStatus*  aEventStatus);

  NS_IMETHOD HandleDrag(nsIPresContext* aPresContext,
                        nsGUIEvent *    aEvent,
                        nsEventStatus*  aEventStatus);

  NS_IMETHOD HandleRelease(nsIPresContext* aPresContext,
                           nsGUIEvent *    aEvent,
                           nsEventStatus*  aEventStatus);

  NS_IMETHOD HandleEvent(nsIPresContext* aPresContext, 
                         nsGUIEvent* aEvent,
                         nsEventStatus* aEventStatus);

  NS_IMETHOD GetFrameForPoint(nsIPresContext* aPresContext,
                              const nsPoint& aPoint,
                              nsFramePaintLayer aWhichLayer,    
                              nsIFrame**     aFrame);

  virtual void GetInitialOrientation(PRBool& aIsHorizontal); 

private:

  friend class nsSplitterFrameInner;
  nsSplitterFrameInner* mInner;
  // XXX Hack
  nsIPresContext* mPresContext;  // weak reference

}; // class nsSplitterFrame

#endif
