1 : /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 : /* vim: set sw=2 ts=8 et ft=cpp : */
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 Mozilla Code.
17 : *
18 : * The Initial Developer of the Original Code is
19 : * The Mozilla Foundation
20 : * Portions created by the Initial Developer are Copyright (C) 2011
21 : * the Initial Developer. All Rights Reserved.
22 : *
23 : * Contributor(s):
24 : * Justin Lebar <justin.lebar@gmail.com>
25 : *
26 : * Alternatively, the contents of this file may be used under the terms of
27 : * either the GNU General Public License Version 2 or later (the "GPL"), or
28 : * 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
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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 : #include "mozilla/dom/ContentChild.h"
41 : #include "WindowIdentifier.h"
42 : #include "nsPIDOMWindow.h"
43 :
44 : namespace mozilla {
45 : namespace hal {
46 :
47 0 : WindowIdentifier::WindowIdentifier()
48 : : mWindow(nsnull)
49 0 : , mIsEmpty(true)
50 : {
51 0 : }
52 :
53 0 : WindowIdentifier::WindowIdentifier(nsIDOMWindow *window)
54 : : mWindow(window)
55 0 : , mIsEmpty(false)
56 : {
57 0 : mID.AppendElement(GetWindowID());
58 0 : }
59 :
60 0 : WindowIdentifier::WindowIdentifier(const nsTArray<uint64> &id, nsIDOMWindow *window)
61 : : mID(id)
62 : , mWindow(window)
63 0 : , mIsEmpty(false)
64 : {
65 0 : mID.AppendElement(GetWindowID());
66 0 : }
67 :
68 0 : WindowIdentifier::WindowIdentifier(const WindowIdentifier &other)
69 : : mID(other.mID)
70 : , mWindow(other.mWindow)
71 0 : , mIsEmpty(other.mIsEmpty)
72 : {
73 0 : }
74 :
75 : const InfallibleTArray<uint64>&
76 0 : WindowIdentifier::AsArray() const
77 : {
78 0 : MOZ_ASSERT(!mIsEmpty);
79 0 : return mID;
80 : }
81 :
82 : bool
83 0 : WindowIdentifier::HasTraveledThroughIPC() const
84 : {
85 0 : MOZ_ASSERT(!mIsEmpty);
86 0 : return mID.Length() >= 2;
87 : }
88 :
89 : void
90 0 : WindowIdentifier::AppendProcessID()
91 : {
92 0 : MOZ_ASSERT(!mIsEmpty);
93 0 : mID.AppendElement(dom::ContentChild::GetSingleton()->GetID());
94 0 : }
95 :
96 : uint64
97 0 : WindowIdentifier::GetWindowID() const
98 : {
99 0 : MOZ_ASSERT(!mIsEmpty);
100 0 : nsCOMPtr<nsPIDOMWindow> pidomWindow = do_QueryInterface(mWindow);
101 0 : if (!pidomWindow) {
102 0 : return uint64(-1);
103 : }
104 0 : return pidomWindow->WindowID();
105 : }
106 :
107 : nsIDOMWindow*
108 0 : WindowIdentifier::GetWindow() const
109 : {
110 0 : MOZ_ASSERT(!mIsEmpty);
111 0 : return mWindow;
112 : }
113 :
114 : } // namespace hal
115 : } // namespace mozilla
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