1/*
2 * Copyright (C) 2011 Research In Motion Limited. All rights reserved.
3 *
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
17 */
18
19#ifndef LayerMessage_h
20#define LayerMessage_h
21
22#include <BlackBerryPlatformExecutableMessage.h>
23#include <BlackBerryPlatformMessage.h>
24#include <BlackBerryPlatformMessageClient.h>
25
26typedef BlackBerry::Platform::Message PlatformMessage;
27
28namespace WebCore {
29
30inline bool isCompositingThread()
31{
32    return BlackBerry::Platform::userInterfaceThreadMessageClient()->isCurrentThread();
33}
34
35inline pthread_t compositingThread()
36{
37    return BlackBerry::Platform::userInterfaceThreadMessageClient()->threadIdentifier();
38}
39
40inline bool isWebKitThread()
41{
42    return BlackBerry::Platform::webKitThreadMessageClient()->isCurrentThread();
43}
44
45inline pthread_t webKitThread()
46{
47    return BlackBerry::Platform::webKitThreadMessageClient()->threadIdentifier();
48}
49
50inline void dispatchCompositingMessage(PlatformMessage* msg)
51{
52    BlackBerry::Platform::userInterfaceThreadMessageClient()->dispatchMessage(msg);
53}
54
55inline void dispatchSyncCompositingMessage(PlatformMessage* msg)
56{
57    BlackBerry::Platform::userInterfaceThreadMessageClient()->dispatchSyncMessage(msg);
58}
59
60enum PlatformMessagePriority { PlatformMessagePriorityLow = -1, PlatformMessagePriorityNormal = 0, PlatformMessagePriorityHigh = 1 };
61
62inline void dispatchWebKitMessage(PlatformMessage* msg, PlatformMessagePriority priority = PlatformMessagePriorityNormal)
63{
64    if (priority != PlatformMessagePriorityNormal)
65        msg->setPriority(BlackBerry::Platform::webKitThreadMessageClient()->threadPriority() + priority);
66    BlackBerry::Platform::webKitThreadMessageClient()->dispatchMessage(msg);
67}
68
69} // namespace WebCore
70
71#endif // LayerMessage_h
72