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 nsHTMLButtonControlFrame_h___
michael@0: #define nsHTMLButtonControlFrame_h___
michael@0: 
michael@0: #include "mozilla/Attributes.h"
michael@0: #include "nsContainerFrame.h"
michael@0: #include "nsIFormControlFrame.h"
michael@0: #include "nsButtonFrameRenderer.h"
michael@0: 
michael@0: class nsRenderingContext;
michael@0: class nsPresContext;
michael@0: 
michael@0: class nsHTMLButtonControlFrame : public nsContainerFrame,
michael@0:                                  public nsIFormControlFrame 
michael@0: {
michael@0: public:
michael@0:   nsHTMLButtonControlFrame(nsStyleContext* aContext);
michael@0:   ~nsHTMLButtonControlFrame();
michael@0: 
michael@0:   virtual void DestroyFrom(nsIFrame* aDestructRoot) MOZ_OVERRIDE;
michael@0: 
michael@0:   NS_DECL_QUERYFRAME
michael@0:   NS_DECL_FRAMEARENA_HELPERS
michael@0: 
michael@0:   virtual void BuildDisplayList(nsDisplayListBuilder*   aBuilder,
michael@0:                                 const nsRect&           aDirtyRect,
michael@0:                                 const nsDisplayListSet& aLists) MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual nscoord GetMinWidth(nsRenderingContext *aRenderingContext) MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual nscoord GetPrefWidth(nsRenderingContext *aRenderingContext) MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual nsresult Reflow(nsPresContext*           aPresContext,
michael@0:                           nsHTMLReflowMetrics&     aDesiredSize,
michael@0:                           const nsHTMLReflowState& aReflowState,
michael@0:                           nsReflowStatus&          aStatus) MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual nsresult HandleEvent(nsPresContext* aPresContext, 
michael@0:                                mozilla::WidgetGUIEvent* aEvent,
michael@0:                                nsEventStatus* aEventStatus) MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual void Init(nsIContent*      aContent,
michael@0:                     nsIFrame*        aParent,
michael@0:                     nsIFrame*        asPrevInFlow) MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual nsStyleContext* GetAdditionalStyleContext(int32_t aIndex) const MOZ_OVERRIDE;
michael@0:   virtual void SetAdditionalStyleContext(int32_t aIndex, 
michael@0:                                          nsStyleContext* aStyleContext) MOZ_OVERRIDE;
michael@0:  
michael@0:   virtual nsresult AppendFrames(ChildListID     aListID,
michael@0:                                 nsFrameList&    aFrameList) MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual nsresult InsertFrames(ChildListID     aListID,
michael@0:                                 nsIFrame*       aPrevFrame,
michael@0:                                 nsFrameList&    aFrameList) MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual nsresult RemoveFrame(ChildListID     aListID,
michael@0:                                nsIFrame*       aOldFrame) MOZ_OVERRIDE;
michael@0: 
michael@0: #ifdef ACCESSIBILITY
michael@0:   virtual mozilla::a11y::AccType AccessibleType() MOZ_OVERRIDE;
michael@0: #endif
michael@0: 
michael@0:   virtual nsIAtom* GetType() const MOZ_OVERRIDE;
michael@0:   
michael@0: #ifdef DEBUG_FRAME_DUMP
michael@0:   virtual nsresult GetFrameName(nsAString& aResult) const MOZ_OVERRIDE {
michael@0:     return MakeFrameName(NS_LITERAL_STRING("HTMLButtonControl"), aResult);
michael@0:   }
michael@0: #endif
michael@0: 
michael@0:   virtual bool HonorPrintBackgroundSettings() MOZ_OVERRIDE { return false; }
michael@0: 
michael@0:   // nsIFormControlFrame
michael@0:   void SetFocus(bool aOn, bool aRepaint) MOZ_OVERRIDE;
michael@0:   virtual nsresult SetFormProperty(nsIAtom* aName, const nsAString& aValue) MOZ_OVERRIDE;
michael@0: 
michael@0:   // Inserted child content gets its frames parented by our child block
michael@0:   virtual nsIFrame* GetContentInsertionFrame() MOZ_OVERRIDE {
michael@0:     return GetFirstPrincipalChild()->GetContentInsertionFrame();
michael@0:   }
michael@0: 
michael@0:   virtual bool IsFrameOfType(uint32_t aFlags) const MOZ_OVERRIDE
michael@0:   {
michael@0:     return nsContainerFrame::IsFrameOfType(aFlags &
michael@0:       ~(nsIFrame::eReplaced | nsIFrame::eReplacedContainsBlock));
michael@0:   }
michael@0: 
michael@0: protected:
michael@0:   virtual bool IsInput() { return false; }
michael@0:   // Reflows the button's sole child frame, and computes the desired size
michael@0:   // of the button itself from the results.
michael@0:   void ReflowButtonContents(nsPresContext* aPresContext,
michael@0:                             nsHTMLReflowMetrics& aButtonDesiredSize,
michael@0:                             const nsHTMLReflowState& aButtonReflowState,
michael@0:                             nsIFrame* aFirstKid);
michael@0: 
michael@0:   nsButtonFrameRenderer mRenderer;
michael@0: };
michael@0: 
michael@0: #endif
michael@0: 
michael@0: 
michael@0: 
michael@0: