michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifndef nsMathMLmactionFrame_h___
michael@0: #define nsMathMLmactionFrame_h___
michael@0: 
michael@0: #include "nsCOMPtr.h"
michael@0: #include "nsMathMLSelectedFrame.h"
michael@0: #include "nsIDOMEventListener.h"
michael@0: #include "mozilla/Attributes.h"
michael@0: 
michael@0: //
michael@0: // <maction> -- bind actions to a subexpression
michael@0: //
michael@0: 
michael@0: class nsMathMLmactionFrame : public nsMathMLSelectedFrame {
michael@0: public:
michael@0:   NS_DECL_FRAMEARENA_HELPERS
michael@0: 
michael@0:   friend nsIFrame* NS_NewMathMLmactionFrame(nsIPresShell* aPresShell, nsStyleContext* aContext);
michael@0: 
michael@0:   virtual void
michael@0:   Init(nsIContent*      aContent,
michael@0:        nsIFrame*        aParent,
michael@0:        nsIFrame*        aPrevInFlow) MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual nsresult
michael@0:   SetInitialChildList(ChildListID     aListID,
michael@0:                       nsFrameList&    aChildList) MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual nsresult
michael@0:   ChildListChanged(int32_t aModType) MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual nsresult
michael@0:   AttributeChanged(int32_t  aNameSpaceID,
michael@0:                    nsIAtom* aAttribute,
michael@0:                    int32_t  aModType) MOZ_OVERRIDE;
michael@0: 
michael@0: private:
michael@0:   void MouseClick();
michael@0:   void MouseOver();
michael@0:   void MouseOut();
michael@0: 
michael@0:   class MouseListener MOZ_FINAL : public nsIDOMEventListener
michael@0:   {
michael@0:     NS_DECL_ISUPPORTS
michael@0:     NS_DECL_NSIDOMEVENTLISTENER
michael@0: 
michael@0:     MouseListener(nsMathMLmactionFrame* aOwner) : mOwner(aOwner) { }
michael@0: 
michael@0:     nsMathMLmactionFrame* mOwner;
michael@0:   };
michael@0: 
michael@0: protected:
michael@0:   nsMathMLmactionFrame(nsStyleContext* aContext) :
michael@0:     nsMathMLSelectedFrame(aContext) {}
michael@0:   virtual ~nsMathMLmactionFrame();
michael@0:   
michael@0: private:
michael@0:   int32_t         mActionType;
michael@0:   int32_t         mChildCount;
michael@0:   int32_t         mSelection;
michael@0:   nsRefPtr<MouseListener> mListener;
michael@0: 
michael@0:   // helper to return the frame for the attribute selection="number"
michael@0:   nsIFrame* 
michael@0:   GetSelectedFrame() MOZ_OVERRIDE;
michael@0: };
michael@0: 
michael@0: #endif /* nsMathMLmactionFrame_h___ */