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lightning-sunbird  0.9+nobinonly
nsScrollbarButtonFrame.h
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00001 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
00002 /* ***** BEGIN LICENSE BLOCK *****
00003  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
00004  *
00005  * The contents of this file are subject to the Mozilla Public License Version
00006  * 1.1 (the "License"); you may not use this file except in compliance with
00007  * the License. You may obtain a copy of the License at
00008  * http://www.mozilla.org/MPL/
00009  *
00010  * Software distributed under the License is distributed on an "AS IS" basis,
00011  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
00012  * for the specific language governing rights and limitations under the
00013  * License.
00014  *
00015  * The Original Code is Mozilla Communicator client code.
00016  *
00017  * The Initial Developer of the Original Code is
00018  * Netscape Communications Corporation.
00019  * Portions created by the Initial Developer are Copyright (C) 1998
00020  * the Initial Developer. All Rights Reserved.
00021  *
00022  * Contributor(s):
00023  *
00024  * Alternatively, the contents of this file may be used under the terms of
00025  * either of the GNU General Public License Version 2 or later (the "GPL"),
00026  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
00027  * in which case the provisions of the GPL or the LGPL are applicable instead
00028  * of those above. If you wish to allow use of your version of this file only
00029  * under the terms of either the GPL or the LGPL, and not to allow others to
00030  * use your version of this file under the terms of the MPL, indicate your
00031  * decision by deleting the provisions above and replace them with the notice
00032  * and other provisions required by the GPL or the LGPL. If you do not delete
00033  * the provisions above, a recipient may use your version of this file under
00034  * the terms of any one of the MPL, the GPL or the LGPL.
00035  *
00036  * ***** END LICENSE BLOCK ***** */
00037 
00045 #ifndef nsScrollbarButtonFrame_h___
00046 #define nsScrollbarButtonFrame_h___
00047 
00048 #include "nsButtonBoxFrame.h"
00049 #include "nsITimer.h"
00050 
00051 class nsSliderFrame;
00052 
00053 class nsScrollbarButtonFrame : public nsButtonBoxFrame, 
00054                                public nsITimerCallback
00055 {
00056 public:
00057   nsScrollbarButtonFrame(nsIPresShell* aPresShell);
00058 
00059   // Overrides
00060   NS_IMETHOD Destroy(nsPresContext* aPresContext);
00061 
00062   friend nsresult NS_NewScrollBarButtonFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame);
00063 
00064   NS_IMETHOD HandleEvent(nsPresContext* aPresContext, 
00065                          nsGUIEvent* aEvent,
00066                          nsEventStatus* aEventStatus);
00067 
00068 
00069   static nsresult GetChildWithTag(nsPresContext* aPresContext,
00070                                   nsIAtom* atom, nsIFrame* start, nsIFrame*& result);
00071   static nsresult GetParentWithTag(nsIAtom* atom, nsIFrame* start, nsIFrame*& result);
00072 
00073   NS_IMETHOD HandlePress(nsPresContext* aPresContext,
00074                          nsGUIEvent *    aEvent,
00075                          nsEventStatus*  aEventStatus);
00076 
00077   NS_IMETHOD HandleMultiplePress(nsPresContext* aPresContext,
00078                          nsGUIEvent *    aEvent,
00079                          nsEventStatus*  aEventStatus)  { return NS_OK; }
00080 
00081   NS_IMETHOD HandleDrag(nsPresContext* aPresContext,
00082                         nsGUIEvent *    aEvent,
00083                         nsEventStatus*  aEventStatus) { return NS_OK; }
00084 
00085   NS_IMETHOD HandleRelease(nsPresContext* aPresContext,
00086                            nsGUIEvent *    aEvent,
00087                            nsEventStatus*  aEventStatus);
00088 
00089   NS_DECL_NSITIMERCALLBACK
00090 
00091   NS_IMETHOD QueryInterface(REFNSIID aIID, void** aInstancePtr);
00092   NS_IMETHOD_(nsrefcnt) AddRef(void) { return NS_OK; }
00093   NS_IMETHOD_(nsrefcnt) Release(void) { return NS_OK; }
00094 
00095 
00096 protected:
00097   virtual void MouseClicked(nsPresContext* aPresContext, nsGUIEvent* aEvent);
00098   virtual void MouseClicked();
00099 
00100   
00101 }; // class nsTabFrame
00102 
00103 
00104 
00105 #endif
00106