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80 lines
2.7 KiB
Plaintext
80 lines
2.7 KiB
Plaintext
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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* vim: sw=2 ts=8 et :
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*/
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at:
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Mozilla Code.
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*
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* The Initial Developer of the Original Code is
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* The Mozilla Foundation
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* Portions created by the Initial Developer are Copyright (C) 2011
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Benoit Girard <bgirard@mozilla.com>
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* Ali Juma <ajuma@mozilla.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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include protocol PLayers;
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using mozilla::LayersBackend;
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using mozilla::null_t;
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namespace mozilla {
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namespace layers {
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/**
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* The PCompositor protocol is used to manage communication between
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* the main thread and the compositor thread context. It's primary
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* purpose is to manage the PLayers sub protocol.
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*/
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// This should really be 'sync', but we're using 'rpc' as a workaround
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// for Bug 716631.
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rpc protocol PCompositor
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{
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// A Compositor manages a single Layer Manager (PLayers)
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manages PLayers;
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parent:
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// The child is about to be destroyed, so perform any necessary cleanup.
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sync WillStop();
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// Clean up in preparation for own destruction.
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sync Stop();
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// Pause/resume the compositor. These are intended to be used on mobile, when
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// the compositor needs to pause/resume in lockstep with the application.
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sync Pause();
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sync Resume();
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sync PLayers(LayersBackend backend);
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};
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} // layers
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} // mozilla
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