99 lines
3.2 KiB
C
99 lines
3.2 KiB
C
/*
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*Copyright (C) 2001-2004 Harold L Hunt II All Rights Reserved.
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*
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*Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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*"Software"), to deal in the Software without restriction, including
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*without limitation the rights to use, copy, modify, merge, publish,
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*distribute, sublicense, and/or sell copies of the Software, and to
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*permit persons to whom the Software is furnished to do so, subject to
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*the following conditions:
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*
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*The above copyright notice and this permission notice shall be
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*included in all copies or substantial portions of the Software.
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*
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*THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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*EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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*MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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*NONINFRINGEMENT. IN NO EVENT SHALL HAROLD L HUNT II BE LIABLE FOR
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*ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
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*CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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*WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*Except as contained in this notice, the name of Harold L Hunt II
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*shall not be used in advertising or otherwise to promote the sale, use
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*or other dealings in this Software without prior written authorization
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*from Harold L Hunt II.
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*
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* Authors: Harold L Hunt II
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*/
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#ifdef HAVE_XWIN_CONFIG_H
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#include <xwin-config.h>
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#endif
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#include "win.h"
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#include "winmsg.h"
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/* See Porting Layer Definition - p. 6 */
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void
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winBlockHandler(ScreenPtr pScreen,
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void *pTimeout, void *pReadMask)
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{
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#if defined(XWIN_CLIPBOARD) || defined(XWIN_MULTIWINDOW)
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winScreenPriv(pScreen);
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#endif
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#ifndef HAS_DEVWINDOWS
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struct timeval **tvp = pTimeout;
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if (*tvp != NULL) {
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if (GetQueueStatus(QS_ALLINPUT | QS_ALLPOSTMESSAGE) != 0) {
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/* If there are still messages to process on the Windows message
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queue, make sure select() just polls rather than blocking.
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*/
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(*tvp)->tv_sec = 0;
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(*tvp)->tv_usec = 0;
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}
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else {
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/* Otherwise, lacking /dev/windows, we must wake up again in
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a reasonable time to check the Windows message queue. without
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noticeable delay.
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*/
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(*tvp)->tv_sec = 0;
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(*tvp)->tv_usec = 100;
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}
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}
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#endif
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#if defined(XWIN_CLIPBOARD) || defined(XWIN_MULTIWINDOW)
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/* Signal threaded modules to begin */
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if (pScreenPriv != NULL && !pScreenPriv->fServerStarted) {
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int iReturn;
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ErrorF("winBlockHandler - pthread_mutex_unlock()\n");
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/* Flag that modules are to be started */
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pScreenPriv->fServerStarted = TRUE;
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/* Unlock the mutex for threaded modules */
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iReturn = pthread_mutex_unlock(&pScreenPriv->pmServerStarted);
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if (iReturn != 0) {
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ErrorF("winBlockHandler - pthread_mutex_unlock () failed: %d\n",
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iReturn);
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}
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else {
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winDebug("winBlockHandler - pthread_mutex_unlock () returned\n");
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}
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}
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#endif
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/*
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At least one X client has asked to suspend the screensaver, so
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reset Windows' display idle timer
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*/
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#ifdef SCREENSAVER
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if (screenSaverSuspended)
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SetThreadExecutionState(ES_DISPLAY_REQUIRED);
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#endif
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}
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