windows/event.c

   1 /*
   2  * X events handling functions
   3  *
   4  * Copyright 1993 Alexandre Julliard
   5  *
   6  */
   7
   8 #include "config.h"
   9
  10 #include "message.h"
  11
  12 #ifndef X_DISPLAY_MISSING
  13 extern EVENT_DRIVER X11DRV_EVENT_Driver;
  14 #else /* X_DISPLAY_MISSING */
  15 extern EVENT_DRIVER TTYDRV_EVENT_Driver;
  16 #endif /* X_DISPLAY_MISSING */
  17
  18 /***********************************************************************
  19  *              EVENT_GetDriver
  20  */
  21 EVENT_DRIVER *EVENT_GetDriver(void)
  22 {
  23 #ifndef X_DISPLAY_MISSING
  24   return &X11DRV_EVENT_Driver;
  25 #else /* X_DISPLAY_MISSING */
  26   return &TTYDRV_EVENT_Driver;
  27 #endif /* X_DISPLAY_MISSING */
  28 }
  29
  30 /***********************************************************************
  31  *              EVENT_Init
  32  *
  33  * Initialize network IO.
  34  */
  35 BOOL EVENT_Init(void)
  36 {
  37   return EVENT_GetDriver()->pInit();
  38 }
  39
  40 /***********************************************************************
  41  *              EVENT_AddIO
  42  */
  43 void EVENT_AddIO(int fd, unsigned io_type)
  44 {
  45   EVENT_GetDriver()->pAddIO(fd, io_type);
  46 }
  47
  48 /***********************************************************************
  49  *              EVENT_DeleteIO
  50  */
  51 void EVENT_DeleteIO(int fd, unsigned io_type)
  52 {
  53   EVENT_GetDriver()->pDeleteIO(fd, io_type);
  54 }
  55
  56 /***********************************************************************
  57  *              EVENT_WaitNetEvent
  58  *
  59  * Wait for a network event, optionally sleeping until one arrives.
  60  * Return TRUE if an event is pending, FALSE on timeout or error
  61  * (for instance lost connection with the server).
  62  */
  63 BOOL EVENT_WaitNetEvent(BOOL sleep, BOOL peek)
  64 {
  65   return EVENT_GetDriver()->pWaitNetEvent(sleep, peek);
  66 }
  67
  68 /***********************************************************************
  69  *              EVENT_Synchronize
  70  *
  71  * Synchronize with the X server. Should not be used too often.
  72  */
  73 void EVENT_Synchronize(void)
  74 {
  75   EVENT_GetDriver()->pSynchronize();
  76 }
  77
  78 /**********************************************************************
  79  *              EVENT_CheckFocus
  80  */
  81 BOOL EVENT_CheckFocus(void)
  82 {
  83   return EVENT_GetDriver()->pCheckFocus();
  84 }
  85
  86 /***********************************************************************
  87  *              EVENT_QueryPointer
  88  */
  89 BOOL EVENT_QueryPointer(DWORD *posX, DWORD *posY, DWORD *state)
  90 {
  91   return EVENT_GetDriver()->pQueryPointer(posX, posY, state);
  92 }
  93
  94
  95 /***********************************************************************
  96  *              EVENT_DummyMotionNotify
  97  *
  98  * Generate a dummy MotionNotify event. Used to force a WM_SETCURSOR message.
  99  */
 100 void EVENT_DummyMotionNotify(void)
 101 {
 102   EVENT_GetDriver()->pDummyMotionNotify();
 103 }
 104
 105 /**********************************************************************
 106  *              X11DRV_EVENT_Pending
 107  */
 108 BOOL EVENT_Pending()
 109 {
 110   return EVENT_GetDriver()->pPending();
 111 }
 112
 113 /***********************************************************************
 114  *              IsUserIdle      (USER.333)
 115  *
 116  * Check if we have pending X events.
 117  */
 118 BOOL16 WINAPI IsUserIdle16(void)
 119 {
 120   return EVENT_GetDriver()->pIsUserIdle();
 121 }
 122
 123 /***********************************************************************
 124  *              EVENT_WakeUp
 125  *
 126  * Wake up the scheduler (EVENT_WaitNetEvent). Use by 32 bit thread
 127  * when thew want signaled an event to a 16 bit task. This function
 128  * will become obsolete when an Asynchronous thread will be implemented
 129  */
 130 void EVENT_WakeUp(void)
 131 {
 132   EVENT_GetDriver()->pWakeUp();
 133 }