1 : /* -*- Mode: IDL; 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 Novell code.
16 : *
17 : * The Initial Developer of the Original Code is
18 : * Novell Corporation.
19 : * Portions created by the Initial Developer are Copyright (C) 2006
20 : * the Initial Developer. All Rights Reserved.
21 : *
22 : * Contributor(s):
23 : * Robert O'Callahan <robert@ocallahan.org>
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
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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 : #ifndef NSCLIENTRECT_H_
40 : #define NSCLIENTRECT_H_
41 :
42 : #include "nsIDOMClientRect.h"
43 : #include "nsIDOMClientRectList.h"
44 : #include "nsCOMArray.h"
45 : #include "nsRect.h"
46 : #include "nsCOMPtr.h"
47 : #include "nsWrapperCache.h"
48 : #include "nsCycleCollectionParticipant.h"
49 :
50 : class nsClientRect : public nsIDOMClientRect
51 : {
52 : public:
53 : NS_DECL_ISUPPORTS
54 :
55 : nsClientRect();
56 : void SetRect(float aX, float aY, float aWidth, float aHeight) {
57 : mX = aX; mY = aY; mWidth = aWidth; mHeight = aHeight;
58 : }
59 : virtual ~nsClientRect() {}
60 :
61 : NS_DECL_NSIDOMCLIENTRECT
62 :
63 : void SetLayoutRect(const nsRect& aLayoutRect);
64 :
65 : protected:
66 : float mX, mY, mWidth, mHeight;
67 : };
68 :
69 : class nsClientRectList MOZ_FINAL : public nsIDOMClientRectList,
70 : public nsWrapperCache
71 : {
72 : public:
73 0 : nsClientRectList(nsISupports *aParent) : mParent(aParent)
74 : {
75 0 : SetIsProxy();
76 0 : }
77 :
78 : NS_DECL_CYCLE_COLLECTING_ISUPPORTS
79 : NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(nsClientRectList)
80 :
81 : NS_DECL_NSIDOMCLIENTRECTLIST
82 :
83 : virtual JSObject* WrapObject(JSContext *cx, XPCWrappedNativeScope *scope,
84 : bool *triedToWrap);
85 :
86 : nsISupports* GetParentObject()
87 : {
88 : return mParent;
89 : }
90 :
91 : void Append(nsIDOMClientRect* aElement) { mArray.AppendObject(aElement); }
92 :
93 : static nsClientRectList* FromSupports(nsISupports* aSupports)
94 : {
95 : #ifdef DEBUG
96 : {
97 : nsCOMPtr<nsIDOMClientRectList> list_qi = do_QueryInterface(aSupports);
98 :
99 : // If this assertion fires the QI implementation for the object in
100 : // question doesn't use the nsIDOMClientRectList pointer as the nsISupports
101 : // pointer. That must be fixed, or we'll crash...
102 : NS_ASSERTION(list_qi == static_cast<nsIDOMClientRectList*>(aSupports),
103 : "Uh, fix QI!");
104 : }
105 : #endif
106 :
107 : return static_cast<nsClientRectList*>(aSupports);
108 : }
109 :
110 : protected:
111 : virtual ~nsClientRectList() {}
112 :
113 : nsCOMArray<nsIDOMClientRect> mArray;
114 : nsCOMPtr<nsISupports> mParent;
115 : };
116 :
117 : #endif /*NSCLIENTRECT_H_*/
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