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 of the GNU General Public License Version 2 or later (the "GPL"),
26 : * or 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
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29 : * under the terms of either the GPL or the LGPL, and not to allow others to
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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 : /*
39 : * a piece of state that is stored in session history when the document
40 : * is not
41 : */
42 :
43 : #ifndef nsPresState_h_
44 : #define nsPresState_h_
45 :
46 : #include "prtypes.h"
47 : #include "nsPoint.h"
48 : #include "nsAutoPtr.h"
49 : #include "nsRect.h"
50 :
51 : class nsPresState
52 : {
53 : public:
54 0 : nsPresState()
55 : : mContentData(nsnull)
56 : , mScrollState(0, 0)
57 : , mDisabledSet(false)
58 0 : , mDisabled(false)
59 0 : {}
60 :
61 : void SetScrollState(const nsPoint& aState)
62 : {
63 : mScrollState = aState;
64 : }
65 :
66 : nsPoint GetScrollState()
67 : {
68 : return mScrollState;
69 : }
70 :
71 : void ClearNonScrollState()
72 : {
73 : mContentData = nsnull;
74 : mDisabledSet = false;
75 : }
76 :
77 0 : bool GetDisabled()
78 : {
79 0 : return mDisabled;
80 : }
81 :
82 0 : void SetDisabled(bool aDisabled)
83 : {
84 0 : mDisabled = aDisabled;
85 0 : mDisabledSet = true;
86 0 : }
87 :
88 0 : bool IsDisabledSet()
89 : {
90 0 : return mDisabledSet;
91 : }
92 :
93 0 : nsISupports* GetStateProperty()
94 : {
95 0 : return mContentData;
96 : }
97 :
98 0 : void SetStateProperty(nsISupports *aProperty)
99 : {
100 0 : mContentData = aProperty;
101 0 : }
102 :
103 : // MEMBER VARIABLES
104 : protected:
105 : nsCOMPtr<nsISupports> mContentData;
106 : nsPoint mScrollState;
107 : bool mDisabledSet;
108 : bool mDisabled;
109 : };
110 :
111 : #endif /* nsPresState_h_ */
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