1 : /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
2 : * vim: sw=2 ts=8 et :
3 : */
4 : /* ***** BEGIN LICENSE BLOCK *****
5 : * Version: MPL 1.1/GPL 2.0/LGPL 2.1
6 : *
7 : * The contents of this file are subject to the Mozilla Public License Version
8 : * 1.1 (the "License"); you may not use this file except in compliance with
9 : * the License. You may obtain a copy of the License at:
10 : * http://www.mozilla.org/MPL/
11 : *
12 : * Software distributed under the License is distributed on an "AS IS" basis,
13 : * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
14 : * for the specific language governing rights and limitations under the
15 : * License.
16 : *
17 : * The Original Code is Mozilla Code.
18 : *
19 : * The Initial Developer of the Original Code is
20 : * The Mozilla Foundation
21 : * Portions created by the Initial Developer are Copyright (C) 2010
22 : * the Initial Developer. All Rights Reserved.
23 : *
24 : * Contributor(s):
25 : * Chris Jones <jones.chris.g@gmail.com>
26 : *
27 : * Alternatively, the contents of this file may be used under the terms of
28 : * either the GNU General Public License Version 2 or later (the "GPL"), or
29 : * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
30 : * in which case the provisions of the GPL or the LGPL are applicable instead
31 : * of those above. If you wish to allow use of your version of this file only
32 : * under the terms of either the GPL or the LGPL, and not to allow others to
33 : * use your version of this file under the terms of the MPL, indicate your
34 : * decision by deleting the provisions above and replace them with the notice
35 : * and other provisions required by the GPL or the LGPL. If you do not delete
36 : * the provisions above, a recipient may use your version of this file under
37 : * the terms of any one of the MPL, the GPL or the LGPL.
38 : *
39 : * ***** END LICENSE BLOCK ***** */
40 :
41 : #include "RenderFrameChild.h"
42 : #include "mozilla/layers/ShadowLayersChild.h"
43 :
44 : using mozilla::layers::PLayersChild;
45 : using mozilla::layers::ShadowLayersChild;
46 :
47 : namespace mozilla {
48 : namespace layout {
49 :
50 : void
51 0 : RenderFrameChild::Destroy()
52 : {
53 0 : size_t numChildren = ManagedPLayersChild().Length();
54 0 : NS_ABORT_IF_FALSE(0 == numChildren || 1 == numChildren,
55 : "render frame must only have 0 or 1 layer forwarder");
56 :
57 0 : if (numChildren) {
58 : ShadowLayersChild* layers =
59 0 : static_cast<ShadowLayersChild*>(ManagedPLayersChild()[0]);
60 0 : layers->Destroy();
61 : // |layers| was just deleted, take care
62 : }
63 :
64 0 : Send__delete__(this);
65 : // WARNING: |this| is dead, hands off
66 0 : }
67 :
68 : PLayersChild*
69 0 : RenderFrameChild::AllocPLayers(LayerManager::LayersBackend* aBackendType)
70 : {
71 0 : return new ShadowLayersChild();
72 : }
73 :
74 : bool
75 0 : RenderFrameChild::DeallocPLayers(PLayersChild* aLayers)
76 : {
77 0 : delete aLayers;
78 0 : return true;
79 : }
80 :
81 : } // namespace layout
82 : } // namespace mozilla
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