Back to index

lightning-sunbird  0.9+nobinonly
nsTreeColFrame.h
Go to the documentation of this file.
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  *   Dave Hyatt <hyatt@mozilla.org> (Original Author)
00024  *
00025  * Alternatively, the contents of this file may be used under the terms of
00026  * either of the GNU General Public License Version 2 or later (the "GPL"),
00027  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
00028  * in which case the provisions of the GPL or the LGPL are applicable instead
00029  * of those above. If you wish to allow use of your version of this file only
00030  * under the terms of either the GPL or the LGPL, and not to allow others to
00031  * use your version of this file under the terms of the MPL, indicate your
00032  * decision by deleting the provisions above and replace them with the notice
00033  * and other provisions required by the GPL or the LGPL. If you do not delete
00034  * the provisions above, a recipient may use your version of this file under
00035  * the terms of any one of the MPL, the GPL or the LGPL.
00036  *
00037  * ***** END LICENSE BLOCK ***** */
00038 
00039 #include "nsBoxFrame.h"
00040 
00041 class nsITreeBoxObject;
00042 
00043 nsresult NS_NewTreeColFrame(nsIPresShell* aPresShell, 
00044                             nsIFrame** aNewFrame, 
00045                             PRBool aIsRoot = PR_FALSE,
00046                             nsIBoxLayout* aLayoutManager = nsnull);
00047 
00048 class nsTreeColFrame : public nsBoxFrame
00049 {
00050 public:
00051   NS_DECL_ISUPPORTS
00052 
00053   NS_IMETHOD Init(nsPresContext*  aPresContext,
00054                   nsIContent*      aContent,
00055                   nsIFrame*        aParent,
00056                   nsStyleContext*  aContext,
00057                   nsIFrame*        aPrevInFlow);
00058 
00059   NS_IMETHOD Destroy(nsPresContext* aPresContext);
00060 
00061   // Overridden to capture events.
00062   NS_IMETHOD GetFrameForPoint(const nsPoint& aPoint,
00063                               nsFramePaintLayer aWhichLayer,
00064                               nsIFrame**     aFrame);
00065 
00066   NS_IMETHOD AttributeChanged(nsIContent* aChild,
00067                               PRInt32 aNameSpaceID,
00068                               nsIAtom* aAttribute,
00069                               PRInt32 aModType);
00070 
00071   NS_IMETHOD SetBounds(nsBoxLayoutState& aBoxLayoutState, const nsRect& aRect,
00072                        PRBool aRemoveOverflowArea = PR_FALSE);
00073 
00074   friend nsresult NS_NewTreeColFrame(nsIPresShell* aPresShell, 
00075                                      nsIFrame** aNewFrame, 
00076                                      PRBool aIsRoot,
00077                                      nsIBoxLayout* aLayoutManager);
00078 
00079 protected:
00080   nsTreeColFrame(nsIPresShell* aPresShell, PRBool aIsRoot = nsnull, nsIBoxLayout* aLayoutManager = nsnull);
00081   virtual ~nsTreeColFrame();
00082 
00086   nsITreeBoxObject* GetTreeBoxObject();
00087 
00092   void InvalidateColumns(PRBool aCanWalkFrameTree = PR_TRUE);
00093 };