layout/xul/nsButtonBoxFrame.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6 #ifndef nsButtonBoxFrame_h___
   7 #define nsButtonBoxFrame_h___
   8
   9 #include "mozilla/Attributes.h"
  10 #include "nsIDOMEventListener.h"
  11 #include "nsBoxFrame.h"
  12
  13 namespace mozilla {
  14 class PresShell;
  15 }  // namespace mozilla
  16
  17 class nsButtonBoxFrame : public nsBoxFrame {
  18  public:
  19   NS_DECL_FRAMEARENA_HELPERS(nsButtonBoxFrame)
  20
  21   friend nsIFrame* NS_NewButtonBoxFrame(mozilla::PresShell* aPresShell);
  22
  23   nsButtonBoxFrame(ComputedStyle*, nsPresContext*, ClassID = kClassID);
  24
  25   virtual void Init(nsIContent* aContent, nsContainerFrame* aParent,
  26                     nsIFrame* aPrevInFlow) override;
  27
  28   virtual void BuildDisplayListForChildren(
  29       nsDisplayListBuilder* aBuilder, const nsDisplayListSet& aLists) override;
  30
  31   virtual void DestroyFrom(nsIFrame* aDestructRoot,
  32                            PostDestroyData& aPostDestroyData) override;
  33
  34   virtual nsresult HandleEvent(nsPresContext* aPresContext,
  35                                mozilla::WidgetGUIEvent* aEvent,
  36                                nsEventStatus* aEventStatus) override;
  37
  38   MOZ_CAN_RUN_SCRIPT_BOUNDARY
  39   virtual void MouseClicked(mozilla::WidgetGUIEvent* aEvent);
  40
  41   void Blurred();
  42
  43 #ifdef DEBUG_FRAME_DUMP
  44   virtual nsresult GetFrameName(nsAString& aResult) const override {
  45     return MakeFrameName(NS_LITERAL_STRING("ButtonBoxFrame"), aResult);
  46   }
  47 #endif
  48
  49   void UpdateMouseThrough() override {
  50     AddStateBits(NS_FRAME_MOUSE_THROUGH_NEVER);
  51   }
  52
  53  private:
  54   class nsButtonBoxListener final : public nsIDOMEventListener {
  55    public:
  56     explicit nsButtonBoxListener(nsButtonBoxFrame* aButtonBoxFrame)
  57         : mButtonBoxFrame(aButtonBoxFrame) {}
  58
  59     NS_DECL_NSIDOMEVENTLISTENER
  60
  61     NS_DECL_ISUPPORTS
  62
  63    private:
  64     friend class nsButtonBoxFrame;
  65     virtual ~nsButtonBoxListener() {}
  66     nsButtonBoxFrame* mButtonBoxFrame;
  67   };
  68
  69   RefPtr<nsButtonBoxListener> mButtonBoxListener;
  70   bool mIsHandlingKeyEvent;
  71 };  // class nsButtonBoxFrame
  72
  73 #endif /* nsButtonBoxFrame_h___ */