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nsGfxCheckboxControlFrame.h
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00001 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
00002 /* ***** BEGIN LICENSE BLOCK *****
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00010  * Software distributed under the License is distributed on an "AS IS" basis,
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00014  *
00015  * The Original Code is mozilla.org code.
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00017  * The Initial Developer of the Original Code is
00018  * Netscape Communications Corporation.
00019  * Portions created by the Initial Developer are Copyright (C) 1998
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00022  * Contributor(s):
00023  *
00024  * Alternatively, the contents of this file may be used under the terms of
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00037 #ifndef nsGfxCheckboxControlFrame_h___
00038 #define nsGfxCheckboxControlFrame_h___
00039 
00040 #include "nsFormControlFrame.h"
00041 #include "nsICheckboxControlFrame.h"
00042 
00043 #ifdef ACCESSIBILITY
00044 class nsIAccessible;
00045 #endif
00046 
00047 
00048 #define NS_GFX_CHECKBOX_CONTROL_FRAME_FACE_CONTEXT_INDEX   0 // for additional style contexts
00049 #define NS_GFX_CHECKBOX_CONTROL_FRAME_LAST_CONTEXT_INDEX   0
00050 
00051 class nsGfxCheckboxControlFrame : public nsFormControlFrame,
00052                                   public nsICheckboxControlFrame//,
00053                                   //public nsIAccessible
00054 {
00055 public:
00056 
00057   //NS_DECL_NSIACCESSIBLE
00058 
00059   nsGfxCheckboxControlFrame();
00060   virtual ~nsGfxCheckboxControlFrame();
00061   
00062 #ifdef DEBUG
00063   NS_IMETHOD GetFrameName(nsAString& aResult) const {
00064     return MakeFrameName(NS_LITERAL_STRING("CheckboxControl"), aResult);
00065   }
00066 #endif
00067 
00068   NS_IMETHOD Paint(nsPresContext*      aPresContext,
00069                    nsIRenderingContext& aRenderingContext,
00070                    const nsRect&        aDirtyRect,
00071                    nsFramePaintLayer    aWhichLayer,
00072                    PRUint32             aFlags = 0);
00073 
00074 #ifdef ACCESSIBILITY
00075   NS_IMETHOD GetAccessible(nsIAccessible** aAccessible);
00076 #endif
00077 
00078 
00079   //nsICheckboxControlFrame methods
00080   NS_IMETHOD SetCheckboxFaceStyleContext(nsStyleContext *aCheckboxFaceStyleContext);
00081   NS_IMETHOD OnChecked(nsPresContext* aPresContext, PRBool aChecked);
00082 
00083   virtual nsStyleContext* GetAdditionalStyleContext(PRInt32 aIndex) const;
00084   virtual void SetAdditionalStyleContext(PRInt32 aIndex,
00085                                          nsStyleContext* aStyleContext);
00086 
00087     // nsIFormControlFrame
00088   NS_IMETHOD OnContentReset();
00089 
00090   NS_IMETHOD QueryInterface(const nsIID& aIID, void** aInstancePtr);
00091 
00092 #ifdef DEBUG_rodsXXX
00093   NS_IMETHOD Reflow(nsPresContext*          aCX,
00094                     nsHTMLReflowMetrics&     aDesiredSize,
00095                     const nsHTMLReflowState& aReflowState,
00096                     nsReflowStatus&          aStatus);
00097 #endif
00098 
00099 protected:
00100 
00101   PRBool GetCheckboxState();
00102 
00103 protected:
00104 
00105   virtual void PaintCheckBox(nsPresContext* aPresContext,
00106                              nsIRenderingContext& aRenderingContext,
00107                              const nsRect& aDirtyRect,
00108                              nsFramePaintLayer aWhichLayer);
00109 
00110   //GFX-rendered state variables
00111   PRBool           mInClickEvent;
00112   nsStyleContext*  mCheckButtonFaceStyle;
00113 
00114 private:
00115   NS_IMETHOD_(nsrefcnt) AddRef() { return NS_OK; }
00116   NS_IMETHOD_(nsrefcnt) Release() { return NS_OK; }
00117  
00118 };
00119 
00120 #endif