author Robert O'Callahan <>
Sat, 14 Aug 2010 02:27:26 +1200
changeset 50432 5c4ea1bbffad227b6804af73055458972da84804
parent 40202 13504a5fc0742c0922b548dce200febd06e358fa
child 68366 f54747d3a9087414d41d7c8894b8c67fa52c4474
permissions -rw-r--r--
Dummy commit

/* -*- 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
 * 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;


class 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();



  // cached styles for focus and outline.
  nsRefPtr<nsStyleContext> mBorderStyle;
  nsRefPtr<nsStyleContext> mInnerFocusStyle;
  nsRefPtr<nsStyleContext> mOuterFocusStyle;

  nsFrame* mFrame;