widget/src/support/nsWidgetSupport.h

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* ***** BEGIN LICENSE BLOCK *****
   3  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
   4  *
   5  * The contents of this file are subject to the Mozilla Public License Version
   6  * 1.1 (the "License"); you may not use this file except in compliance with
   7  * the License. You may obtain a copy of the License at
   8  * http://www.mozilla.org/MPL/
   9  *
  10  * Software distributed under the License is distributed on an "AS IS" basis,
  11  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
  12  * for the specific language governing rights and limitations under the
  13  * License.
  14  *
  15  * The Original Code is mozilla.org code.
  16  *
  17  * The Initial Developer of the Original Code is
  18  * Netscape Communications Corporation.
  19  * Portions created by the Initial Developer are Copyright (C) 1998
  20  * the Initial Developer. All Rights Reserved.
  21  *
  22  * Contributor(s):
  23  *
  24  * Alternatively, the contents of this file may be used under the terms of
  25  * either the GNU General Public License Version 2 or later (the "GPL"), or
  26  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
  27  * in which case the provisions of the GPL or the LGPL are applicable instead
  28  * of those above. If you wish to allow use of your version of this file only
  29  * under the terms of either the GPL or the LGPL, and not to allow others to
  30  * use your version of this file under the terms of the MPL, indicate your
  31  * decision by deleting the provisions above and replace them with the notice
  32  * and other provisions required by the GPL or the LGPL. If you do not delete
  33  * the provisions above, a recipient may use your version of this file under
  34  * the terms of any one of the MPL, the GPL or the LGPL.
  35  *
  36  * ***** END LICENSE BLOCK ***** */
  37
  38 #ifndef nsWidgetSupport_h__
  39 #define nsWidgetSupport_h__
  40
  41 #include "nscore.h"
  42 #include "nsISupports.h"
  43 #include "nsIWidget.h"
  44
  45
  46 struct nsRect;
  47 class nsIAppShell;
  48 class nsIEventListener;
  49 class nsILookAndFeel;
  50 class nsIToolkit;
  51 class nsIWidget;
  52 class nsITooltipWidget;
  53
  54 #if (defined(XP_MAC) || defined(XP_MACOSX)) && !defined(MOZ_WIDGET_COCOA)
  55 // A top-level widget stores a reference to itself as a window property
  56 // with the following creator and tag. These constants are used by embedding
  57 // code in addition to widget code.
  58 enum {
  59   kTopLevelWidgetPropertyCreator = 'MOSS',
  60   kTopLevelWidgetRefPropertyTag  = 'GEKO'
  61 };
  62 #endif
  63
  64 extern nsresult
  65 NS_ShowWidget(nsISupports* aWidget, PRBool aShow);
  66
  67 extern nsresult
  68 NS_MoveWidget(nsISupports* aWidget, PRUint32 aX, PRUint32 aY);
  69
  70 extern nsresult
  71 NS_EnableWidget(nsISupports* aWidget, PRBool aEnable);
  72
  73 extern nsresult
  74 NS_SetFocusToWidget(nsISupports* aWidget);
  75
  76 extern nsresult
  77 NS_GetWidgetNativeData(nsISupports* aWidget, void** aNativeData);
  78
  79
  80
  81
  82
  83 #endif