IABSD.fr/xenocara/app/xinput/src/state.c

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• Author : matthieu
  Date : 2012-06-11 19:26:23
  Hash : 4b78f29c
  Message : Update to xinput 1.6.0

• app/xinput/src/state.c

• /*
   * Copyright 1996-1997 by Frederic Lepied, France. <Frederic.Lepied@sugix.frmug.org>
   *
   * 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, and that   the  name of  the authors  not  be  used  in
   * advertising or publicity pertaining to distribution of the software without
   * specific,  written      prior  permission.     The authors  make  no
   * representations about the suitability of this software for any purpose.  It
   * is provided "as is" without express or implied warranty.
   *
   * THE AUTHORS DISCLAIM ALL   WARRANTIES WITH REGARD  TO  THIS SOFTWARE,
   * INCLUDING ALL IMPLIED   WARRANTIES OF MERCHANTABILITY  AND   FITNESS, IN NO
   * EVENT  SHALL THE AUTHORS  BE   LIABLE   FOR ANY  SPECIAL, INDIRECT   OR
   * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
   * DATA  OR PROFITS, WHETHER  IN  AN ACTION OF  CONTRACT,  NEGLIGENCE OR OTHER
   * TORTIOUS  ACTION, ARISING    OUT OF OR   IN  CONNECTION  WITH THE USE    OR
   * PERFORMANCE OF THIS SOFTWARE.
   *
   */
  
  #include "xinput.h"
  
  int
  query_state(Display	*display,
  	    int		argc,
  	    char	*argv[],
  	    char	*name,
  	    char	*desc)
  {
      XDeviceInfo		*info;
      XDevice		*device;
      XDeviceState	*state;
      int			loop;
      int			loop2;
      XInputClass		*cls;
      XValuatorState	*val_state;
      XKeyState		*key_state;
      XButtonState	*but_state;
  
      if (argc != 1) {
  	fprintf(stderr, "usage: xinput %s %s\n", name, desc);
  	return 1;
      }
  
      info = find_device_info(display, argv[0], True);
  
      if (!info) {
  	fprintf(stderr, "unable to find device '%s'\n", argv[0]);
  	return 1;
      }
  
      device = XOpenDevice(display, info->id);
  
      if (!device) {
  	fprintf(stderr, "unable to open device '%s'\n", argv[0]);
  	return 1;
      }
  
      state = XQueryDeviceState(display, device);
  
      if (state) {
          cls = state->data;
  	printf("%d class%s :\n", state->num_classes,
  	       (state->num_classes > 1) ? "es" : "");
  	for(loop=0; loop<state->num_classes; loop++) {
  	  switch(cls->class) {
  	  case ValuatorClass:
  	    val_state = (XValuatorState *) cls;
  	    printf("ValuatorClass Mode=%s Proximity=%s\n",
  		   val_state->mode & 1 ? "Absolute" : "Relative",
  		   val_state->mode & 2 ? "Out" : "In");
  	    for(loop2=0; loop2<val_state->num_valuators; loop2++) {
  	      printf("\tvaluator[%d]=%d\n", loop2, val_state->valuators[loop2]);
  	    }
  	    break;
  
  	  case ButtonClass:
  	    but_state = (XButtonState *) cls;
  	    printf("ButtonClass\n");
  	    for(loop2=1; loop2<=but_state->num_buttons; loop2++) {
  	      printf("\tbutton[%d]=%s\n", loop2,
  		     (but_state->buttons[loop2 / 8] & (1 << (loop2 % 8))) ? "down" : "up" );
  	    }
  	    break;
  
  	  case KeyClass:
  	    key_state = (XKeyState *) cls;
  	    printf("KeyClass\n");
  	    for(loop2=0; loop2<key_state->num_keys; loop2++) {
  	      printf("\tkey[%d]=%s\n", loop2,
  		     (key_state->keys[loop2 / 8] & (1 << (loop2 % 8))) ? "down" : "up" );
  	    }
  
  	    break;
  
  	  }
  	  cls = (XInputClass *) ((char *) cls + cls->length);
  	}
  	XFreeDeviceState(state);
      }
      return EXIT_SUCCESS;
  }
  
  /* end of state.c */