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
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/
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
15
* The Original Code is mozilla.org code.
17
* The Initial Developer of the Original Code is
19
* Portions created by the Initial Developer are Copyright (C) 2007
20
* the Initial Developer. All Rights Reserved.
23
* Alexander Surkov <surkov.alexander@gmail.com> (original author)
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
29
* of those above. If you wish to allow use of your version of this file only
30
* under the terms of either the GPL or the LGPL, and not to allow others to
31
* use your version of this file under the terms of the MPL, indicate your
32
* decision by deleting the provisions above and replace them with the notice
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.
37
* ***** END LICENSE BLOCK ***** */
39
#include "nsDOMDataContainerEvent.h"
41
#include "nsContentUtils.h"
43
nsDOMDataContainerEvent::nsDOMDataContainerEvent(nsPresContext *aPresContext,
45
: nsDOMEvent(aPresContext, aEvent)
50
NS_IMPL_CYCLE_COLLECTION_CLASS(nsDOMDataContainerEvent)
52
NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN_INHERITED(nsDOMDataContainerEvent,
54
if (tmp->mData.IsInitialized())
56
NS_IMPL_CYCLE_COLLECTION_UNLINK_END
58
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN_INHERITED(nsDOMDataContainerEvent,
60
tmp->mData.EnumerateRead(TraverseEntry, &cb);
61
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
63
NS_IMPL_ADDREF_INHERITED(nsDOMDataContainerEvent, nsDOMEvent)
64
NS_IMPL_RELEASE_INHERITED(nsDOMDataContainerEvent, nsDOMEvent)
66
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION_INHERITED(nsDOMDataContainerEvent)
67
NS_INTERFACE_MAP_ENTRY(nsIDOMDataContainerEvent)
68
NS_INTERFACE_MAP_ENTRY_CONTENT_CLASSINFO(DataContainerEvent)
69
NS_INTERFACE_MAP_END_INHERITING(nsDOMEvent)
72
nsDOMDataContainerEvent::GetData(const nsAString& aKey, nsIVariant **aData)
74
NS_ENSURE_ARG_POINTER(aData);
76
NS_ENSURE_STATE(mData.IsInitialized());
78
mData.Get(aKey, aData);
83
nsDOMDataContainerEvent::SetData(const nsAString& aKey, nsIVariant *aData)
87
// Make sure this event isn't already being dispatched.
88
NS_ENSURE_STATE(!(NS_IS_EVENT_IN_DISPATCH(mEvent) ||
89
(mEvent->flags & NS_EVENT_FLAG_STOP_DISPATCH_IMMEDIATELY)));
91
NS_ENSURE_STATE(mData.IsInitialized());
92
return mData.Put(aKey, aData) ? NS_OK : NS_ERROR_OUT_OF_MEMORY;
96
NS_NewDOMDataContainerEvent(nsIDOMEvent** aInstancePtrResult,
97
nsPresContext* aPresContext,
100
nsDOMDataContainerEvent* it =
101
new nsDOMDataContainerEvent(aPresContext, aEvent);
102
NS_ENSURE_TRUE(it, NS_ERROR_OUT_OF_MEMORY);
104
return CallQueryInterface(it, aInstancePtrResult);
108
nsDOMDataContainerEvent::TraverseEntry(const nsAString& aKey,
109
nsIVariant *aDataItem,
112
nsCycleCollectionTraversalCallback *cb =
113
static_cast<nsCycleCollectionTraversalCallback*>(aUserArg);
114
cb->NoteXPCOMChild(aDataItem);
116
return PL_DHASH_NEXT;