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: /**
michael@0: 
michael@0:   Eric D Vaughan
michael@0:   This class lays out its children either vertically or horizontally
michael@0:  
michael@0: **/
michael@0: 
michael@0: #ifndef nsScrollbarButtonFrame_h___
michael@0: #define nsScrollbarButtonFrame_h___
michael@0: 
michael@0: #include "mozilla/Attributes.h"
michael@0: #include "nsButtonBoxFrame.h"
michael@0: #include "nsITimer.h"
michael@0: #include "nsRepeatService.h"
michael@0: 
michael@0: class nsSliderFrame;
michael@0: 
michael@0: class nsScrollbarButtonFrame : public nsButtonBoxFrame
michael@0: {
michael@0: public:
michael@0:   NS_DECL_FRAMEARENA_HELPERS
michael@0: 
michael@0:   nsScrollbarButtonFrame(nsIPresShell* aPresShell, nsStyleContext* aContext):
michael@0:     nsButtonBoxFrame(aPresShell, aContext), mCursorOnThis(false) {}
michael@0: 
michael@0:   // Overrides
michael@0:   virtual void DestroyFrom(nsIFrame* aDestructRoot) MOZ_OVERRIDE;
michael@0: 
michael@0:   friend nsIFrame* NS_NewScrollbarButtonFrame(nsIPresShell* aPresShell, nsStyleContext* aContext);
michael@0: 
michael@0:   virtual nsresult HandleEvent(nsPresContext* aPresContext,
michael@0:                                mozilla::WidgetGUIEvent* aEvent,
michael@0:                                nsEventStatus* aEventStatus) MOZ_OVERRIDE;
michael@0: 
michael@0:   static nsresult GetChildWithTag(nsPresContext* aPresContext,
michael@0:                                   nsIAtom* atom, nsIFrame* start, nsIFrame*& result);
michael@0:   static nsresult GetParentWithTag(nsIAtom* atom, nsIFrame* start, nsIFrame*& result);
michael@0: 
michael@0:   bool HandleButtonPress(nsPresContext* aPresContext,
michael@0:                          mozilla::WidgetGUIEvent* aEvent,
michael@0:                          nsEventStatus* aEventStatus);
michael@0: 
michael@0:   NS_IMETHOD HandleMultiplePress(nsPresContext* aPresContext,
michael@0:                                  mozilla::WidgetGUIEvent* aEvent,
michael@0:                                  nsEventStatus* aEventStatus,
michael@0:                                  bool aControlHeld) MOZ_OVERRIDE
michael@0:  {
michael@0:    return NS_OK;
michael@0:  }
michael@0: 
michael@0:   NS_IMETHOD HandleDrag(nsPresContext* aPresContext,
michael@0:                         mozilla::WidgetGUIEvent* aEvent,
michael@0:                         nsEventStatus* aEventStatus) MOZ_OVERRIDE
michael@0:   {
michael@0:     return NS_OK;
michael@0:   }
michael@0: 
michael@0:   NS_IMETHOD HandleRelease(nsPresContext* aPresContext,
michael@0:                            mozilla::WidgetGUIEvent* aEvent,
michael@0:                            nsEventStatus* aEventStatus) MOZ_OVERRIDE;
michael@0: 
michael@0: protected:
michael@0:   virtual void MouseClicked(nsPresContext* aPresContext,
michael@0:                             mozilla::WidgetGUIEvent* aEvent) MOZ_OVERRIDE;
michael@0:   void DoButtonAction(bool aSmoothScroll);
michael@0: 
michael@0:   void StartRepeat() {
michael@0:     nsRepeatService::GetInstance()->Start(Notify, this);
michael@0:   }
michael@0:   void StopRepeat() {
michael@0:     nsRepeatService::GetInstance()->Stop(Notify, this);
michael@0:   }
michael@0:   void Notify();
michael@0:   static void Notify(void* aData) {
michael@0:     static_cast<nsScrollbarButtonFrame*>(aData)->Notify();
michael@0:   }
michael@0:   
michael@0:   int32_t mIncrement;  
michael@0:   bool mCursorOnThis;
michael@0: };
michael@0: 
michael@0: #endif