author Karl Tomlinson <>
Tue, 17 Apr 2012 13:00:25 +1200
changeset 91816 8bea9978c445a4a6dac7f2d05796e113746ce863
parent 77799 e7854b4d29ba905ae3994f821b160c989bac4260
child 94475 f4157e8c410708d76703f19e4dfb61859bfe32d8
child 105226 cad26d2fb5af799dfe030fd2a8948d617eac2f52
permissions -rw-r--r--
b=497498 use event coordinates for source drag end point instead of new cursor position r=roc

/* -*- 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 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 ***** */

#include "nsGfxRadioControlFrame.h"
#include "nsIContent.h"
#include "nsCOMPtr.h"
#include "nsCSSRendering.h"
#include "nsRenderingContext.h"
#include "nsAccessibilityService.h"
#include "nsIServiceManager.h"
#include "nsITheme.h"
#include "nsDisplayList.h"
#include "nsCSSAnonBoxes.h"

NS_NewGfxRadioControlFrame(nsIPresShell* aPresShell, nsStyleContext* aContext)
  return new (aPresShell) nsGfxRadioControlFrame(aContext);


nsGfxRadioControlFrame::nsGfxRadioControlFrame(nsStyleContext* aContext):


  nsAccessibilityService* accService = nsIPresShell::AccService();
  if (accService) {
    return accService->CreateHTMLRadioButtonAccessible(mContent,

  return nsnull;

// Draw the dot for a non-native radio button in the checked state.
static void
PaintCheckedRadioButton(nsIFrame* aFrame,
                        nsRenderingContext* aCtx,
                        const nsRect& aDirtyRect,
                        nsPoint aPt)
  // The dot is an ellipse 2px on all sides smaller than the content-box,
  // drawn in the foreground color.
  nsRect rect(aPt, aFrame->GetSize());


nsGfxRadioControlFrame::BuildDisplayList(nsDisplayListBuilder*   aBuilder,
                                         const nsRect&           aDirtyRect,
                                         const nsDisplayListSet& aLists)
  nsresult rv = nsFormControlFrame::BuildDisplayList(aBuilder, aDirtyRect,
  if (!IsVisibleForPainting(aBuilder))
    return NS_OK;
  if (IsThemed())
    return NS_OK; // The theme will paint the check, if any.

  bool checked = true;
  GetCurrentCheckState(&checked); // Get check state from the content model
  if (!checked)
    return NS_OK;
  return aLists.Content()->AppendNewToTop(new (aBuilder)
    nsDisplayGeneric(aBuilder, this, PaintCheckedRadioButton,