1 : /* -*- Mode: C++; tab-width: 3; indent-tabs-mode: nil; c-basic-offset: 2 -*-
2 : *
3 : * ***** BEGIN LICENSE BLOCK *****
4 : * Version: MPL 1.1/GPL 2.0/LGPL 2.1
5 : *
6 : * The contents of this file are subject to the Mozilla Public License Version
7 : * 1.1 (the "License"); you may not use this file except in compliance with
8 : * the License. You may obtain a copy of the License at
9 : * http://www.mozilla.org/MPL/
10 : *
11 : * Software distributed under the License is distributed on an "AS IS" basis,
12 : * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
13 : * for the specific language governing rights and limitations under the
14 : * License.
15 : *
16 : * The Original Code is the Mozilla browser.
17 : *
18 : * The Initial Developer of the Original Code is
19 : * Netscape Communications, Inc.
20 : * Portions created by the Initial Developer are Copyright (C) 1999
21 : * the Initial Developer. All Rights Reserved.
22 : *
23 : * Contributor(s):
24 : * David W. Hyatt <hyatt@netscape.com> (Original Author)
25 : *
26 : * Alternatively, the contents of this file may be used under the terms of
27 : * either of the GNU General Public License Version 2 or later (the "GPL"),
28 : * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
29 : * in which case the provisions of the GPL or the LGPL are applicable instead
30 : * of those above. If you wish to allow use of your version of this file only
31 : * under the terms of either the GPL or the LGPL, and not to allow others to
32 : * use your version of this file under the terms of the MPL, indicate your
33 : * decision by deleting the provisions above and replace them with the notice
34 : * and other provisions required by the GPL or the LGPL. If you do not delete
35 : * the provisions above, a recipient may use your version of this file under
36 : * the terms of any one of the MPL, the GPL or the LGPL.
37 : *
38 : * ***** END LICENSE BLOCK ***** */
39 :
40 : #ifndef nsWindowRoot_h__
41 : #define nsWindowRoot_h__
42 :
43 : class nsPIDOMWindow;
44 : class nsIDOMEventListener;
45 : class nsEventListenerManager;
46 : class nsIDOMEvent;
47 : class nsEventChainPreVisitor;
48 : class nsEventChainPostVisitor;
49 :
50 : #include "nsIDOMEventTarget.h"
51 : #include "nsEventListenerManager.h"
52 : #include "nsPIWindowRoot.h"
53 : #include "nsCycleCollectionParticipant.h"
54 :
55 : class nsWindowRoot : public nsPIWindowRoot
56 : {
57 : public:
58 : nsWindowRoot(nsPIDOMWindow* aWindow);
59 : virtual ~nsWindowRoot();
60 :
61 0 : NS_DECL_CYCLE_COLLECTING_ISUPPORTS
62 : NS_DECL_NSIDOMEVENTTARGET
63 :
64 : // nsPIWindowRoot
65 :
66 : virtual nsPIDOMWindow* GetWindow();
67 :
68 : virtual nsresult GetControllers(nsIControllers** aResult);
69 : virtual nsresult GetControllerForCommand(const char * aCommand,
70 : nsIController** _retval);
71 :
72 : virtual nsIDOMNode* GetPopupNode();
73 : virtual void SetPopupNode(nsIDOMNode* aNode);
74 :
75 0 : virtual void SetParentTarget(nsIDOMEventTarget* aTarget)
76 : {
77 0 : mParent = aTarget;
78 0 : }
79 0 : virtual nsIDOMEventTarget* GetParentTarget() { return mParent; }
80 :
81 1464 : NS_DECL_CYCLE_COLLECTION_CLASS_AMBIGUOUS(nsWindowRoot, nsIDOMEventTarget)
82 :
83 : protected:
84 : // Members
85 : nsPIDOMWindow* mWindow; // [Weak]. The window will hold on to us and let go when it dies.
86 : nsRefPtr<nsEventListenerManager> mListenerManager; // [Strong]. We own the manager, which owns event listeners attached
87 : // to us.
88 :
89 : nsCOMPtr<nsIDOMNode> mPopupNode; // [OWNER]
90 :
91 : nsCOMPtr<nsIDOMEventTarget> mParent;
92 : };
93 :
94 : extern nsresult
95 : NS_NewWindowRoot(nsPIDOMWindow* aWindow,
96 : nsIDOMEventTarget** aResult);
97 :
98 : #endif
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