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| 2 | /***********************************************************************
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| 3 |
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| 4 | $Id: timer.c 907 2008-01-06 07:26:17Z stevenhl $
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| 5 |
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| 6 | Timer thread
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| 7 |
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| 8 | Copyright (c) 1993-98 M. Kimes
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| 9 | Copyright (c) 2006 Steven H. Levine
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| 10 |
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| 11 | 22 Jul 06 SHL Check more run time errors
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| 12 | 20 Aug 07 GKY Move #pragma alloc_text to end for OpenWatcom compat
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| 13 |
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| 14 | ***********************************************************************/
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| 15 |
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| 16 | #include <process.h> // _beginthread
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| 17 |
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| 18 | #define INCL_DOS
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| 19 | #define INCL_DOSERRORS
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| 20 | #define INCL_WIN
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| 21 | #define INCL_LONGLONG // dircnrs.h
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| 22 |
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| 23 | #include "fm3str.h"
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| 24 | #include "errutil.h" // Dos_Error...
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| 25 | #include "strutil.h" // GetPString
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| 26 | #include "fm3dll.h"
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| 27 |
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| 28 | static PSZ pszSrcFile = __FILE__;
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| 29 |
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| 30 | static HEV hevTimerSem;
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| 31 |
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| 32 | static void TimerThread(void *args)
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| 33 | {
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| 34 | HAB hab2;
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| 35 | HMQ hmq2;
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| 36 | ULONG cntr = 0;
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| 37 |
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| 38 | priority_bumped();
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| 39 | hab2 = WinInitialize(0);
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| 40 | if (hab2) {
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| 41 | hmq2 = WinCreateMsgQueue(hab2, 0);
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| 42 | if (hmq2) {
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| 43 | WinCancelShutdown(hmq2, TRUE);
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| 44 | if (!DosCreateEventSem(NULL, &hevTimerSem, 0, FALSE)) {
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| 45 | for (;;) {
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| 46 | if (DosWaitEventSem(hevTimerSem, 3000) != ERROR_TIMEOUT)
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| 47 | break;
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| 48 | cntr++;
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| 49 | if (hwndTree && !(cntr % 3))
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| 50 | PostMsg(hwndTree, UM_TIMER, MPVOID, MPVOID);
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| 51 | if (hwndBubble && WinIsWindowVisible(hwndBubble))
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| 52 | PostMsg(hwndBubble, UM_TIMER, MPVOID, MPVOID);
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| 53 | if (DataHwnd)
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| 54 | PostMsg(DataHwnd, UM_TIMER, MPVOID, MPVOID);
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| 55 | }
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| 56 | DosCloseEventSem(hevTimerSem);
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| 57 | }
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| 58 | WinDestroyMsgQueue(hmq2);
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| 59 | }
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| 60 | WinTerminate(hab2);
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| 61 | }
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| 62 | }
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| 63 |
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| 64 | //== StartTimer() return TRUE can start thread ==
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| 65 |
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| 66 | BOOL StartTimer(void)
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| 67 | {
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| 68 | INT rc = _beginthread(TimerThread, NULL, 32768, (PVOID) 0);
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| 69 |
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| 70 | if (rc == -1)
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| 71 | Runtime_Error(pszSrcFile, __LINE__,
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| 72 | GetPString(IDS_COULDNTSTARTTHREADTEXT));
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| 73 |
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| 74 | return rc != -1;
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| 75 | }
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| 76 |
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| 77 | void StopTimer(void)
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| 78 | {
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| 79 | DosPostEventSem(hevTimerSem);
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| 80 | }
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| 81 |
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| 82 | #pragma alloc_text(TIMER,TimerThread,StartTimer,StopTimer)
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