gecko-dev/layout/forms/nsButtonFrameRenderer.h

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public License
* Version 1.0 (the "License"); you may not use this file except in
* compliance with the License. You may obtain a copy of the License at
* http://www.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS IS"
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
* the License for the specific language governing rights and limitations
* under the License.
*
* The Original Code is Mozilla Communicator client code.
*
* The Initial Developer of the Original Code is Netscape Communications
* Corporation. Portions created by Netscape are Copyright (C) 1998
* Netscape Communications Corporation. All Rights Reserved.
*/
/**
**/
#ifndef nsButtonFrameRenderer_h___
#define nsButtonFrameRenderer_h___
#include "nsCoord.h"
#include "nsIStyleContext.h"
#include "nsCOMPtr.h"
#include "nsFrame.h"
class nsStyleChangeList;
#define NS_BUTTON_RENDERER_OUTLINE_CONTEXT_INDEX 0
#define NS_BUTTON_RENDERER_FOCUS_INNER_CONTEXT_INDEX 1
#define NS_BUTTON_RENDERER_FOCUS_OUTER_CONTEXT_INDEX 2
#define NS_BUTTON_RENDERER_LAST_CONTEXT_INDEX NS_BUTTON_RENDERER_FOCUS_OUTER_CONTEXT_INDEX
class nsButtonFrameRenderer {
public:
nsButtonFrameRenderer();
virtual ~nsButtonFrameRenderer();
virtual void PaintButton(nsIPresContext& aPresContext,
nsIRenderingContext& aRenderingContext,
const nsRect& aDirtyRect,
nsFramePaintLayer aWhichLayer,
const nsRect& aRect);
virtual void PaintOutlineAndFocusBorders(nsIPresContext& aPresContext,
nsIRenderingContext& aRenderingContext,
const nsRect& aDirtyRect,
nsFramePaintLayer aWhichLayer,
const nsRect& aRect);
virtual void PaintBorderAndBackground(nsIPresContext& aPresContext,
nsIRenderingContext& aRenderingContext,
const nsRect& aDirtyRect,
nsFramePaintLayer aWhichLayer,
const nsRect& aRect);
virtual void SetNameSpace(PRInt32 aNameSpace);
virtual void SetFrame(nsFrame* aFrame, nsIPresContext& aPresContext);
virtual void SetDisabled(PRBool aDisabled, PRBool notify);
PRBool isActive();
PRBool isDisabled();
virtual void GetButtonOutlineRect(const nsRect& aRect, nsRect& aResult);
virtual void GetButtonOuterFocusRect(const nsRect& aRect, nsRect& aResult);
virtual void GetButtonRect(const nsRect& aRect, nsRect& aResult);
virtual void GetButtonInnerFocusRect(const nsRect& aRect, nsRect& aResult);
virtual void GetButtonContentRect(const nsRect& aRect, nsRect& aResult);
virtual nsMargin GetButtonOuterFocusBorderAndPadding();
virtual nsMargin GetButtonBorderAndPadding();
virtual nsMargin GetButtonInnerFocusMargin();
virtual nsMargin GetButtonInnerFocusBorderAndPadding();
virtual nsMargin GetButtonOutlineBorderAndPadding();
virtual nsMargin GetFullButtonBorderAndPadding();
virtual nsMargin GetAddedButtonBorderAndPadding();
virtual nsresult GetStyleContext(PRInt32 aIndex, nsIStyleContext** aStyleContext) const;
virtual nsresult SetStyleContext(PRInt32 aIndex, nsIStyleContext* aStyleContext);
virtual void ReResolveStyles(nsIPresContext& aPresContext,
PRInt32 aParentChange,
nsStyleChangeList* aChangeList,
PRInt32* aLocalChange);
virtual void Redraw();
virtual nsIFrame* GetFrame();
virtual PRInt32 GetNameSpace();
protected:
private:
// cached styles for focus and outline.
nsCOMPtr<nsIStyleContext> mBorderStyle;
nsCOMPtr<nsIStyleContext> mInnerFocusStyle;
nsCOMPtr<nsIStyleContext> mOuterFocusStyle;
nsCOMPtr<nsIStyleContext> mOutlineStyle;
PRInt32 mNameSpace;
nsFrame* mFrame;
nsRect mOutlineRect;
};
#endif