layout/xul/nsButtonBoxFrame.h

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* This Source Code Form is subject to the terms of the Mozilla Public
   3  * License, v. 2.0. If a copy of the MPL was not distributed with this
   4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   5 #ifndef nsButtonBoxFrame_h___
   6 #define nsButtonBoxFrame_h___
   7
   8 #include "mozilla/Attributes.h"
   9 #include "nsBoxFrame.h"
  10
  11 class nsButtonBoxFrame : public nsBoxFrame
  12 {
  13 public:
  14   NS_DECL_FRAMEARENA_HELPERS
  15
  16   friend nsIFrame* NS_NewButtonBoxFrame(nsIPresShell* aPresShell);
  17
  18   nsButtonBoxFrame(nsIPresShell* aPresShell, nsStyleContext* aContext)
  19     :nsBoxFrame(aPresShell, aContext, false) {
  20     UpdateMouseThrough();
  21   }
  22
  23   virtual void BuildDisplayListForChildren(nsDisplayListBuilder*   aBuilder,
  24                                            const nsRect&           aDirtyRect,
  25                                            const nsDisplayListSet& aLists) MOZ_OVERRIDE;
  26
  27   virtual nsresult HandleEvent(nsPresContext* aPresContext,
  28                                mozilla::WidgetGUIEvent* aEvent,
  29                                nsEventStatus* aEventStatus) MOZ_OVERRIDE;
  30
  31   virtual void MouseClicked(nsPresContext* aPresContext,
  32                             mozilla::WidgetGUIEvent* aEvent)
  33   { DoMouseClick(aEvent, false); }
  34
  35 #ifdef DEBUG_FRAME_DUMP
  36   virtual nsresult GetFrameName(nsAString& aResult) const MOZ_OVERRIDE {
  37     return MakeFrameName(NS_LITERAL_STRING("ButtonBoxFrame"), aResult);
  38   }
  39 #endif
  40
  41   /**
  42    * Our implementation of MouseClicked.
  43    * @param aTrustEvent if true and aEvent as null, then assume the event was trusted
  44    */
  45   void DoMouseClick(mozilla::WidgetGUIEvent* aEvent, bool aTrustEvent);
  46   void UpdateMouseThrough() MOZ_OVERRIDE { AddStateBits(NS_FRAME_MOUSE_THROUGH_NEVER); }
  47 }; // class nsButtonBoxFrame
  48
  49 #endif /* nsButtonBoxFrame_h___ */