1 : /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 : /* vim: set ts=2 et sw=2 tw=80: */
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 Indexed Database.
17 : *
18 : * The Initial Developer of the Original Code is
19 : * The Mozilla Foundation.
20 : * Portions created by the Initial Developer are Copyright (C) 2010
21 : * the Initial Developer. All Rights Reserved.
22 : *
23 : * Contributor(s):
24 : * Ben Turner <bent.mozilla@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
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 : #include "IDBEvents.h"
41 :
42 : #include "nsIIDBDatabaseException.h"
43 : #include "nsIPrivateDOMEvent.h"
44 :
45 : #include "nsContentUtils.h"
46 : #include "nsDOMClassInfoID.h"
47 : #include "nsDOMException.h"
48 : #include "nsJSON.h"
49 : #include "nsThreadUtils.h"
50 :
51 : #include "IDBRequest.h"
52 : #include "IDBTransaction.h"
53 :
54 : USING_INDEXEDDB_NAMESPACE
55 :
56 : namespace {
57 :
58 : class EventFiringRunnable : public nsRunnable
59 0 : {
60 : public:
61 0 : EventFiringRunnable(nsIDOMEventTarget* aTarget,
62 : nsIDOMEvent* aEvent)
63 0 : : mTarget(aTarget), mEvent(aEvent)
64 0 : { }
65 :
66 0 : NS_IMETHOD Run() {
67 : bool dummy;
68 0 : return mTarget->DispatchEvent(mEvent, &dummy);
69 : }
70 :
71 : private:
72 : nsCOMPtr<nsIDOMEventTarget> mTarget;
73 : nsCOMPtr<nsIDOMEvent> mEvent;
74 : };
75 :
76 : } // anonymous namespace
77 :
78 : already_AddRefed<nsDOMEvent>
79 4782 : mozilla::dom::indexedDB::CreateGenericEvent(const nsAString& aType,
80 : Bubbles aBubbles,
81 : Cancelable aCancelable)
82 : {
83 9564 : nsRefPtr<nsDOMEvent> event(new nsDOMEvent(nsnull, nsnull));
84 4782 : nsresult rv = event->InitEvent(aType,
85 : aBubbles == eDoesBubble ? true : false,
86 4782 : aCancelable == eCancelable ? true : false);
87 4782 : NS_ENSURE_SUCCESS(rv, nsnull);
88 :
89 4782 : rv = event->SetTrusted(true);
90 4782 : NS_ENSURE_SUCCESS(rv, nsnull);
91 :
92 4782 : return event.forget();
93 : }
94 :
95 : // static
96 : already_AddRefed<nsDOMEvent>
97 76 : IDBVersionChangeEvent::CreateInternal(const nsAString& aType,
98 : PRUint64 aOldVersion,
99 : PRUint64 aNewVersion)
100 : {
101 152 : nsRefPtr<IDBVersionChangeEvent> event(new IDBVersionChangeEvent());
102 :
103 76 : nsresult rv = event->InitEvent(aType, false, false);
104 76 : NS_ENSURE_SUCCESS(rv, nsnull);
105 :
106 76 : rv = event->SetTrusted(true);
107 76 : NS_ENSURE_SUCCESS(rv, nsnull);
108 :
109 76 : event->mOldVersion = aOldVersion;
110 76 : event->mNewVersion = aNewVersion;
111 :
112 : nsDOMEvent* result;
113 76 : event.forget(&result);
114 76 : return result;
115 : }
116 :
117 : // static
118 : already_AddRefed<nsIRunnable>
119 0 : IDBVersionChangeEvent::CreateRunnableInternal(const nsAString& aType,
120 : PRUint64 aOldVersion,
121 : PRUint64 aNewVersion,
122 : nsIDOMEventTarget* aTarget)
123 : {
124 : nsRefPtr<nsDOMEvent> event =
125 0 : CreateInternal(aType, aOldVersion, aNewVersion);
126 0 : NS_ENSURE_TRUE(event, nsnull);
127 :
128 0 : nsCOMPtr<nsIRunnable> runnable(new EventFiringRunnable(aTarget, event));
129 0 : return runnable.forget();
130 : }
131 :
132 845 : NS_IMPL_ADDREF_INHERITED(IDBVersionChangeEvent, nsDOMEvent)
133 845 : NS_IMPL_RELEASE_INHERITED(IDBVersionChangeEvent, nsDOMEvent)
134 :
135 1989 : NS_INTERFACE_MAP_BEGIN(IDBVersionChangeEvent)
136 1989 : NS_INTERFACE_MAP_ENTRY(nsIIDBVersionChangeEvent)
137 1979 : NS_DOM_INTERFACE_MAP_ENTRY_CLASSINFO(IDBVersionChangeEvent)
138 1910 : NS_INTERFACE_MAP_END_INHERITING(nsDOMEvent)
139 :
140 : DOMCI_DATA(IDBVersionChangeEvent, IDBVersionChangeEvent)
141 :
142 : NS_IMETHODIMP
143 5 : IDBVersionChangeEvent::GetOldVersion(PRUint64* aOldVersion)
144 : {
145 5 : NS_ENSURE_ARG_POINTER(aOldVersion);
146 5 : *aOldVersion = mOldVersion;
147 5 : return NS_OK;
148 : }
149 :
150 : NS_IMETHODIMP
151 5 : IDBVersionChangeEvent::GetNewVersion(PRUint64* aNewVersion)
152 : {
153 5 : NS_ENSURE_ARG_POINTER(aNewVersion);
154 5 : *aNewVersion = mNewVersion;
155 5 : return NS_OK;
156 : }
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