IABSD.fr/xenocara/app/xsetpointer/xsetpointer.c

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  Commit

• Author : matthieu
  Date : 2006-11-26 16:34:13
  Hash : c5d5791a
  Message : Revert to xsetpointer 1.0.0.

• app/xsetpointer/xsetpointer.c

• /* $XFree86: xc/programs/xsetpointer/xsetpointer.c,v 3.7 2003/05/27 22:27:10 tsi Exp $ */
  
  /*
   * Copyright 1995 by Frederic Lepied, France. <fred@sugix.frmug.fr.net>       
   *                                                                            
   * 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  Frederic   Lepied not  be  used  in
   * advertising or publicity pertaining to distribution of the software without
   * specific,  written      prior  permission.     Frederic  Lepied   makes  no
   * representations about the suitability of this software for any purpose.  It
   * is provided "as is" without express or implied warranty.                   
   *                                                                            
   * FREDERIC  LEPIED DISCLAIMS ALL   WARRANTIES WITH REGARD  TO  THIS SOFTWARE,
   * INCLUDING ALL IMPLIED   WARRANTIES OF MERCHANTABILITY  AND   FITNESS, IN NO
   * EVENT  SHALL FREDERIC  LEPIED 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 <stdio.h>
  #include <stdlib.h>
  #include <string.h>
  #include <ctype.h>
  #include <X11/Xproto.h>
  #include <X11/extensions/XInput.h>
  
  int           event_type;
  
  static int 
  StrCaseCmp(char *s1, char *s2)
  {
  	char c1, c2;
  
  	if (*s1 == 0) {
  		if (*s2 == 0)
  			return(0);
  		else
  			return(1);
  	}
  	c1 = (isupper(*s1) ? tolower(*s1) : *s1);
  	c2 = (isupper(*s2) ? tolower(*s2) : *s2);
  	while (c1 == c2)
  	{
  		if (c1 == '\0')
  			return(0);
  		s1++; s2++;
  		c1 = (isupper(*s1) ? tolower(*s1) : *s1);
  		c2 = (isupper(*s2) ? tolower(*s2) : *s2);
  	}
  	return(c1 - c2);
  }
  
  int
  main(int argc, char * argv[])
  {
    int           loop, num_extensions, num_devices;
    char          **extensions;
    XDeviceInfo   *devices;
    Display       *dpy;
    int		list = 0;
    
    if (argc != 2) {
      fprintf(stderr, "usage : %s (-l | <device name>)\n", argv[0]);
      exit(1);
    }
  
    if (strcmp(argv[1], "-l") == 0) {
      list = 1;
    }
    
    dpy = XOpenDisplay(NULL);
  
    if (!dpy) {
      printf("unable to connect to X Server try to set the DISPLAY variable\n");
      exit(1);
    }
  
  #ifdef DEBUG
    printf("connected to %s\n", XDisplayString(dpy));
  #endif
  
    extensions = XListExtensions(dpy, &num_extensions);
    for (loop = 0; loop < num_extensions &&
           (strcmp(extensions[loop], "XInputExtension") != 0); loop++);
    XFreeExtensionList(extensions);
    if (loop != num_extensions)
      {
        devices = XListInputDevices(dpy, &num_devices);
        for(loop=0; loop<num_devices; loop++)
          {
  	  if (list) {
  	      printf("%d: \"%s\"	[", devices[loop].id, devices[loop].name ? devices[loop].name : "<noname>");
  	      switch(devices[loop].use) {
  	      case IsXPointer:
  		  printf("XPointer]\n");
  		  break;
  	      case IsXKeyboard:
  		  printf("XKeyboard]\n");
  		  break;
  	      case IsXExtensionDevice:
  		  printf("XExtensionDevice]\n");
  		  break;
  	      default:
  		  printf("invalid value]\n");
  		  break;
  	      }
  	  }
  	  else {
            if ((argc == 2) && devices[loop].name &&
                (StrCaseCmp(devices[loop].name, argv[1]) == 0))
              if (devices[loop].use == IsXExtensionDevice)
                {
                  XDevice *device;
                
  #ifdef DEBUG
                  fprintf(stderr, "opening device %s\n",
                          devices[loop].name ? devices[loop].name : "<noname>");
  #endif
                  device = XOpenDevice(dpy, devices[loop].id);
                  if (device)
                    {
                      XChangePointerDevice(dpy, device, 0, 1);
                      exit(0);
                    }
                  else
                    {
                      fprintf(stderr, "error opening device\n");
                      exit(1);
                    }
                }
  	  }
          }
        XFreeDeviceList(devices);
      }
    else
      {
        fprintf(stderr, "No XInput extension available\n");
        exit(1);
      }
    
    if (list) {
      exit(0);
    }
    else {
      fprintf(stderr, "Extended device %s not found\n", argv[1]);
      exit(1);
    }
  }