VirtualBox

source: vbox/trunk/src/VBox/Frontends/VBoxSDL/Helper.h@ 3481

Last change on this file since 3481 was 3289, checked in by vboxsync, 17 years ago

FE/SDL: Improved SDL event handling. Don't enqueue further XPCOM events if there is already an XPCOM event on air. Immediately signal the main thread when a new SDL event was enqueued.

  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 1.6 KB
Line 
1/** @file
2 *
3 * VBox frontends: VBoxSDL (simple frontend based on SDL):
4 * Miscellaneous helpers header
5 */
6
7/*
8 * Copyright (C) 2006-2007 innotek GmbH
9 *
10 * This file is part of VirtualBox Open Source Edition (OSE), as
11 * available from http://www.virtualbox.org. This file is free software;
12 * you can redistribute it and/or modify it under the terms of the GNU
13 * General Public License as published by the Free Software Foundation,
14 * in version 2 as it comes in the "COPYING" file of the VirtualBox OSE
15 * distribution. VirtualBox OSE is distributed in the hope that it will
16 * be useful, but WITHOUT ANY WARRANTY of any kind.
17 *
18 * If you received this file as part of a commercial VirtualBox
19 * distribution, then only the terms of your commercial VirtualBox
20 * license agreement apply instead of the previous paragraph.
21 */
22
23#ifndef __H_HELPER
24#define __H_HELPER
25
26#if defined(VBOX_WITH_XPCOM) && !defined(__DARWIN__) && !defined(__OS2__)
27
28/** Indicates that the XPCOM queue thread is needed for this platform. */
29# define USE_XPCOM_QUEUE_THREAD 1
30
31/**
32 * Creates the XPCOM event thread
33 *
34 * @returns VBOX status code
35 * @param eqFD XPCOM event queue file descriptor
36 */
37int startXPCOMEventQueueThread(int eqFD);
38
39/*
40 * Notify the XPCOM thread that we consumed an XPCOM event
41 */
42void consumedXPCOMUserEvent(void);
43
44/**
45 * Signal to the XPCOM even queue thread that it should select for more events.
46 */
47void signalXPCOMEventQueueThread(void);
48
49/**
50 * Indicates to the XPCOM thread that it should terminate now.
51 */
52void terminateXPCOMQueueThread(void);
53
54#endif /* defined(VBOX_WITH_XPCOM) && !defined(__DARWIN__) && !defined(__OS2__) */
55
56#endif // __H_HELPER
57
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