IABSD.fr/xenocara/xserver/hw/xwin/InitInput.c

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  Commit

• Author : matthieu
  Date : 2021-11-11 09:03:02
  Hash : e086cf5a
  Message : Update to xserver 21.1.0

• xserver/hw/xwin/InitInput.c

• /*
  
    Copyright 1993, 1998  The Open Group
  
    Permission to use, copy, modify, distribute, and sell this software and its
    documentation for any purpose is hereby granted without fee, provided that
    the above copyright notice appear in all copies and that both that
    copyright notice and this permission notice appear in supporting
    documentation.
  
    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 THE OPEN GROUP 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 The Open Group shall
    not be used in advertising or otherwise to promote the sale, use or
    other dealings in this Software without prior written authorization
    from The Open Group.
  
  */
  
  #ifdef HAVE_XWIN_CONFIG_H
  #include <xwin-config.h>
  #endif
  #include "win.h"
  #include "dixstruct.h"
  #include "inputstr.h"
  
  /*
   * Local function prototypes
   */
  
  int winProcEstablishConnection(ClientPtr /* client */ );
  
  /*
   * Local global declarations
   */
  
  DeviceIntPtr g_pwinPointer;
  DeviceIntPtr g_pwinKeyboard;
  
  /* Called from dix/dispatch.c */
  /*
   * Run through the Windows message queue(s) one more time.
   * Tell mi to dequeue the events that we have sent it.
   */
  void
  ProcessInputEvents(void)
  {
  #if 0
      ErrorF("ProcessInputEvents\n");
  #endif
  
      mieqProcessInputEvents();
  
  #if 0
      ErrorF("ProcessInputEvents - returning\n");
  #endif
  }
  
  void
  DDXRingBell(int volume, int pitch, int duration)
  {
      /* winKeybdBell is used instead */
      return;
  }
  
  
  #ifdef HAS_DEVWINDOWS
  static void
  xwinDevWindowsHandlerNotify(int fd, int ready, void *data)
  {
      /* This should process Windows messages, but instead all of that is delayed
       * until the wakeup handler is called.
       */
      ;
  }
  #endif
  
  /* See Porting Layer Definition - p. 17 */
  void
  InitInput(int argc, char *argv[])
  {
  #if CYGDEBUG
      winDebug("InitInput\n");
  #endif
  
      /*
       * Wrap some functions at every generation of the server.
       */
      if (InitialVector[2] != winProcEstablishConnection) {
          winProcEstablishConnectionOrig = InitialVector[2];
          InitialVector[2] = winProcEstablishConnection;
      }
  
      if (AllocDevicePair(serverClient, "Windows",
                          &g_pwinPointer, &g_pwinKeyboard,
                          winMouseProc, winKeybdProc,
                          FALSE) != Success)
          FatalError("InitInput - Failed to allocate slave devices.\n");
  
      mieqInit();
  
      /* Initialize the mode key states */
      winInitializeModeKeyStates();
  
  #ifdef HAS_DEVWINDOWS
      /* Only open the windows message queue device once */
      if (g_fdMessageQueue == WIN_FD_INVALID) {
          /* Open a file descriptor for the Windows message queue */
          g_fdMessageQueue = open(WIN_MSG_QUEUE_FNAME, O_RDONLY);
  
          if (g_fdMessageQueue == -1) {
              FatalError("InitInput - Failed opening %s\n", WIN_MSG_QUEUE_FNAME);
          }
  
          /* Add the message queue as a device to wait for in WaitForSomething */
          SetNotifyFd(g_fdMessageQueue, xwinDevWindowsHandlerNotify, X_NOTIFY_READ, NULL);
      }
  #endif
  
  #if CYGDEBUG
      winDebug("InitInput - returning\n");
  #endif
  }
  
  void
  CloseInput(void)
  {
      mieqFini();
  }