gecko-dev/layout/forms/nsButtonFrameRenderer.h
2010-04-03 07:36:19 -04:00

118 lines
4.0 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (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/MPL/
*
* 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 the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
/**
**/
#ifndef nsButtonFrameRenderer_h___
#define nsButtonFrameRenderer_h___
#include "nsCoord.h"
#include "nsAutoPtr.h"
#include "nsFrame.h"
class nsStyleChangeList;
#define NS_BUTTON_RENDERER_FOCUS_INNER_CONTEXT_INDEX 0
#define NS_BUTTON_RENDERER_FOCUS_OUTER_CONTEXT_INDEX 1
#define NS_BUTTON_RENDERER_LAST_CONTEXT_INDEX NS_BUTTON_RENDERER_FOCUS_OUTER_CONTEXT_INDEX
class nsButtonFrameRenderer {
public:
nsButtonFrameRenderer();
~nsButtonFrameRenderer();
/**
* Create display list items for the button
*/
nsresult DisplayButton(nsDisplayListBuilder* aBuilder,
nsDisplayList* aBackground, nsDisplayList* aForeground);
void PaintOutlineAndFocusBorders(nsPresContext* aPresContext,
nsIRenderingContext& aRenderingContext,
const nsRect& aDirtyRect,
const nsRect& aRect);
void PaintBorderAndBackground(nsPresContext* aPresContext,
nsIRenderingContext& aRenderingContext,
const nsRect& aDirtyRect,
const nsRect& aRect,
PRUint32 aBGFlags);
void SetFrame(nsFrame* aFrame, nsPresContext* aPresContext);
void SetDisabled(PRBool aDisabled, PRBool notify);
PRBool isActive();
PRBool isDisabled();
void GetButtonOuterFocusRect(const nsRect& aRect, nsRect& aResult);
void GetButtonRect(const nsRect& aRect, nsRect& aResult);
void GetButtonInnerFocusRect(const nsRect& aRect, nsRect& aResult);
nsMargin GetButtonOuterFocusBorderAndPadding();
nsMargin GetButtonBorderAndPadding();
nsMargin GetButtonInnerFocusMargin();
nsMargin GetButtonInnerFocusBorderAndPadding();
nsMargin GetAddedButtonBorderAndPadding();
nsStyleContext* GetStyleContext(PRInt32 aIndex) const;
void SetStyleContext(PRInt32 aIndex, nsStyleContext* aStyleContext);
void ReResolveStyles(nsPresContext* aPresContext);
nsIFrame* GetFrame();
protected:
private:
// cached styles for focus and outline.
nsRefPtr<nsStyleContext> mBorderStyle;
nsRefPtr<nsStyleContext> mInnerFocusStyle;
nsRefPtr<nsStyleContext> mOuterFocusStyle;
nsFrame* mFrame;
};
#endif