xenocara/xserver/hw/xwin/winblock.c
2006-11-26 18:13:41 +00:00

107 lines
3.1 KiB
C

/*
*Copyright (C) 2001-2004 Harold L Hunt II All Rights Reserved.
*
*Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
*"Software"), to deal in the Software without restriction, including
*without limitation the rights to use, copy, modify, merge, publish,
*distribute, sublicense, and/or sell copies of the Software, and to
*permit persons to whom the Software is furnished to do so, subject to
*the following conditions:
*
*The above copyright notice and this permission notice shall be
*included in all copies or substantial portions of the Software.
*
*THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
*EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
*MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
*NONINFRINGEMENT. IN NO EVENT SHALL HAROLD L HUNT II BE LIABLE FOR
*ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
*CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
*WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
*Except as contained in this notice, the name of Harold L Hunt II
*shall not be used in advertising or otherwise to promote the sale, use
*or other dealings in this Software without prior written authorization
*from Harold L Hunt II.
*
* Authors: Harold L Hunt II
*/
#ifdef HAVE_XWIN_CONFIG_H
#include <xwin-config.h>
#endif
#include "win.h"
#include "winmsg.h"
/*
* References to external symbols
*/
extern HWND g_hDlgDepthChange;
extern HWND g_hDlgExit;
extern HWND g_hDlgAbout;
/* See Porting Layer Definition - p. 6 */
void
winBlockHandler (int nScreen,
pointer pBlockData,
pointer pTimeout,
pointer pReadMask)
{
#if defined(XWIN_CLIPBOARD) || defined(XWIN_MULTIWINDOW)
winScreenPriv((ScreenPtr)pBlockData);
#endif
MSG msg;
#ifndef HAS_DEVWINDOWS
struct timeval **tvp = pTimeout;
if (*tvp != NULL)
{
(*tvp)->tv_sec = 0;
(*tvp)->tv_usec = 100;
}
#endif
#if defined(XWIN_CLIPBOARD) || defined(XWIN_MULTIWINDOW)
/* Signal threaded modules to begin */
if (pScreenPriv != NULL && !pScreenPriv->fServerStarted)
{
int iReturn;
winDebug ("winBlockHandler - Releasing pmServerStarted\n");
/* Flag that modules are to be started */
pScreenPriv->fServerStarted = TRUE;
/* Unlock the mutex for threaded modules */
iReturn = pthread_mutex_unlock (&pScreenPriv->pmServerStarted);
if (iReturn != 0)
{
ErrorF ("winBlockHandler - pthread_mutex_unlock () failed: %d\n",
iReturn);
goto winBlockHandler_ProcessMessages;
}
winDebug ("winBlockHandler - pthread_mutex_unlock () returned\n");
}
winBlockHandler_ProcessMessages:
#endif
/* Process all messages on our queue */
while (PeekMessage (&msg, NULL, 0, 0, PM_REMOVE))
{
if ((g_hDlgDepthChange == 0
|| !IsDialogMessage (g_hDlgDepthChange, &msg))
&& (g_hDlgExit == 0
|| !IsDialogMessage (g_hDlgExit, &msg))
&& (g_hDlgAbout == 0
|| !IsDialogMessage (g_hDlgAbout, &msg)))
{
DispatchMessage (&msg);
}
}
}