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 Communicator client 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 : * Dave Hyatt <hyatt@mozilla.org> (Original Author)
24 : *
25 : * Alternatively, the contents of this file may be used under the terms of
26 : * either of the GNU General Public License Version 2 or later (the "GPL"),
27 : * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
28 : * in which case the provisions of the GPL or the LGPL are applicable instead
29 : * of those above. If you wish to allow use of your version of this file only
30 : * under the terms of either the GPL or the LGPL, and not to allow others to
31 : * use your version of this file under the terms of the MPL, indicate your
32 : * decision by deleting the provisions above and replace them with the notice
33 : * and other provisions required by the GPL or the LGPL. If you do not delete
34 : * the provisions above, a recipient may use your version of this file under
35 : * the terms of any one of the MPL, the GPL or the LGPL.
36 : *
37 : * ***** END LICENSE BLOCK ***** */
38 :
39 : #include "nsBoxFrame.h"
40 :
41 : class nsITreeBoxObject;
42 :
43 : nsIFrame* NS_NewTreeColFrame(nsIPresShell* aPresShell,
44 : nsStyleContext* aContext);
45 :
46 : class nsTreeColFrame : public nsBoxFrame
47 : {
48 : public:
49 : NS_DECL_FRAMEARENA_HELPERS
50 :
51 0 : nsTreeColFrame(nsIPresShell* aPresShell,
52 : nsStyleContext* aContext):
53 0 : nsBoxFrame(aPresShell, aContext) {}
54 :
55 : NS_IMETHOD Init(nsIContent* aContent,
56 : nsIFrame* aParent,
57 : nsIFrame* aPrevInFlow);
58 :
59 : virtual void DestroyFrom(nsIFrame* aDestructRoot);
60 :
61 : NS_IMETHOD BuildDisplayListForChildren(nsDisplayListBuilder* aBuilder,
62 : const nsRect& aDirtyRect,
63 : const nsDisplayListSet& aLists);
64 :
65 : NS_IMETHOD AttributeChanged(PRInt32 aNameSpaceID,
66 : nsIAtom* aAttribute,
67 : PRInt32 aModType);
68 :
69 : virtual void SetBounds(nsBoxLayoutState& aBoxLayoutState, const nsRect& aRect,
70 : bool aRemoveOverflowArea = false);
71 :
72 : friend nsIFrame* NS_NewTreeColFrame(nsIPresShell* aPresShell,
73 : nsStyleContext* aContext);
74 :
75 : protected:
76 : virtual ~nsTreeColFrame();
77 :
78 : /**
79 : * @return the tree box object of the tree this column belongs to, or nsnull.
80 : */
81 : nsITreeBoxObject* GetTreeBoxObject();
82 :
83 : /**
84 : * Helper method that gets the nsITreeColumns object this column belongs to
85 : * and calls InvalidateColumns() on it.
86 : */
87 : void InvalidateColumns(bool aCanWalkFrameTree = true);
88 : };
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