diplodocus.org Git - xorg-xinput/blob - src/xinput.c

   1 /*
   2  * Copyright 1996 by Frederic Lepied, France. <Frederic.Lepied@sugix.frmug.org>
   3  *
   4  * Permission to use, copy, modify, distribute, and sell this software and its
   5  * documentation for any purpose is  hereby granted without fee, provided that
   6  * the  above copyright   notice appear  in   all  copies and  that both  that
   7  * copyright  notice   and   this  permission   notice  appear  in  supporting
   8  * documentation, and that   the  name of  the authors  not  be  used  in
   9  * advertising or publicity pertaining to distribution of the software without
  10  * specific,  written      prior  permission.     The authors  make  no
  11  * representations about the suitability of this software for any purpose.  It
  12  * is provided "as is" without express or implied warranty.
  13  *
  14  * THE AUTHORS DISCLAIM ALL   WARRANTIES WITH REGARD  TO  THIS SOFTWARE,
  15  * INCLUDING ALL IMPLIED   WARRANTIES OF MERCHANTABILITY  AND   FITNESS, IN NO
  16  * EVENT  SHALL THE AUTHORS  BE   LIABLE   FOR ANY  SPECIAL, INDIRECT   OR
  17  * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
  18  * DATA  OR PROFITS, WHETHER  IN  AN ACTION OF  CONTRACT,  NEGLIGENCE OR OTHER
  19  * TORTIOUS  ACTION, ARISING    OUT OF OR   IN  CONNECTION  WITH THE USE    OR
  20  * PERFORMANCE OF THIS SOFTWARE.
  21  *
  22  */
  23
  24 #include "xinput.h"
  25 #include <ctype.h>
  26 #include <string.h>
  27
  28 int xi_opcode;
  29
  30 typedef int (*prog)(Display* display, int argc, char *argv[],
  31                     char *prog_name, char *prog_desc);
  32
  33 typedef struct
  34 {
  35     char        *func_name;
  36     char        *arg_desc;
  37     prog        func;
  38 } entry;
  39
  40 static entry drivers[] =
  41 {
  42     {"get-feedbacks",
  43      "<device name>",
  44      get_feedbacks
  45     },
  46     {"set-ptr-feedback",
  47      "<device name> <threshold> <num> <denom>",
  48      set_ptr_feedback
  49     },
  50     {"set-integer-feedback",
  51      "<device name> <feedback id> <value>",
  52      set_integer_feedback
  53     },
  54     {"get-button-map",
  55      "<device name>",
  56      get_button_map
  57     },
  58     {"set-button-map",
  59      "<device name> <map button 1> [<map button 2> [...]]",
  60      set_button_map
  61     },
  62     {"set-pointer",
  63      "<device name> [<x index> <y index>]",
  64      set_pointer
  65     },
  66     {"set-mode",
  67      "<device name> ABSOLUTE|RELATIVE",
  68      set_mode
  69     },
  70     {"list",
  71      "[--short || --long] [<device name>...]",
  72      list
  73     },
  74     {"query-state",
  75      "<device name>",
  76      query_state
  77     },
  78     {"test",
  79      "[-proximity] <device name>",
  80      test
  81     },
  82     {"version",
  83      "",
  84      version
  85     },
  86 #if HAVE_XI2
  87     { "create-master",
  88       "<id> [<sendCore (dflt:1)>] [<enable (dflt:1)>]",
  89       create_master
  90     },
  91     { "remove-master",
  92       "<id> [Floating|AttachToMaster (dflt:Floating)] [<returnPointer>] [<returnKeyboard>]",
  93       remove_master
  94     },
  95     { "reattach",
  96       "<id> <master>",
  97       change_attachment
  98     },
  99     { "float",
 100       "<id>",
 101       float_device
 102     },
 103     { "set-cp",
 104       "<window> <device>",
 105       set_clientpointer
 106     },
 107     { "test-xi2",
 108       "<device>",
 109       test_xi2,
 110     },
 111 #endif
 112     { "list-props",
 113       "<device> [<device> ...]",
 114       list_props
 115     },
 116     { "set-int-prop",
 117       "<device> <property> <format (8, 16, 32)> <val> [<val> ...]",
 118       set_int_prop
 119     },
 120     { "set-float-prop",
 121       "<device> <property> <val> [<val> ...]",
 122       set_float_prop
 123     },
 124     { "set-atom-prop",
 125       "<device> <property> <val> [<val> ...]",
 126       set_atom_prop
 127     },
 128     { "watch-props",
 129       "<device>",
 130       watch_props
 131     },
 132     { "delete-prop",
 133       "<device> <property>",
 134       delete_prop
 135     },
 136     { "set-prop",
 137       "<device> [--type=atom|float|int] [--format=8|16|32] <property> <val> [<val> ...]",
 138       set_prop
 139     },
 140     {NULL, NULL, NULL
 141     }
 142 };
 143
 144 int
 145 xinput_version(Display  *display)
 146 {
 147     XExtensionVersion   *version;
 148     static int vers = -1;
 149
 150     if (vers != -1)
 151         return vers;
 152
 153     version = XGetExtensionVersion(display, INAME);
 154
 155     if (version && (version != (XExtensionVersion*) NoSuchExtension)) {
 156         vers = version->major_version;
 157         XFree(version);
 158     }
 159
 160     return vers;
 161 }
 162
 163 XDeviceInfo*
 164 find_device_info(Display        *display,
 165                  char           *name,
 166                  Bool           only_extended)
 167 {
 168     XDeviceInfo *devices;
 169     XDeviceInfo *found = NULL;
 170     int         loop;
 171     int         num_devices;
 172     int         len = strlen(name);
 173     Bool        is_id = True;
 174     XID         id = (XID)-1;
 175
 176     for(loop=0; loop<len; loop++) {
 177         if (!isdigit(name[loop])) {
 178             is_id = False;
 179             break;
 180         }
 181     }
 182
 183     if (is_id) {
 184         id = atoi(name);
 185     }
 186
 187     devices = XListInputDevices(display, &num_devices);
 188
 189     for(loop=0; loop<num_devices; loop++) {
 190         if ((!only_extended || (devices[loop].use >= IsXExtensionDevice)) &&
 191             ((!is_id && strcmp(devices[loop].name, name) == 0) ||
 192              (is_id && devices[loop].id == id))) {
 193             if (found) {
 194                 fprintf(stderr,
 195                         "Warning: There are multiple devices named \"%s\".\n"
 196                         "To ensure the correct one is selected, please use "
 197                         "the device ID instead.\n\n", name);
 198                 return NULL;
 199             } else {
 200                 found = &devices[loop];
 201             }
 202         }
 203     }
 204     return found;
 205 }
 206
 207 #ifdef HAVE_XI2
 208 XIDeviceInfo*
 209 xi2_find_device_info(Display *display, char *name)
 210 {
 211     XIDeviceInfo *info;
 212     int ndevices;
 213     Bool is_id = True;
 214     int i, id = -1;
 215
 216     for(i = 0; i < strlen(name); i++) {
 217         if (!isdigit(name[i])) {
 218             is_id = False;
 219             break;
 220         }
 221     }
 222
 223     if (is_id) {
 224         id = atoi(name);
 225     }
 226
 227     info = XIQueryDevice(display, XIAllDevices, &ndevices);
 228     for(i = 0; i < ndevices; i++)
 229     {
 230         if ((is_id && info[i].deviceid == id) ||
 231                 (!is_id && strcmp(info[i].name, name) == 0))
 232         {
 233             return &info[i];
 234         }
 235     }
 236
 237     XIFreeDeviceInfo(info);
 238     return NULL;
 239 }
 240 #endif
 241
 242 static void
 243 usage(void)
 244 {
 245     entry       *pdriver = drivers;
 246
 247     fprintf(stderr, "usage :\n");
 248
 249     while(pdriver->func_name) {
 250         fprintf(stderr, "\txinput %s %s\n", pdriver->func_name,
 251                 pdriver->arg_desc);
 252         pdriver++;
 253     }
 254 }
 255
 256 int
 257 main(int argc, char * argv[])
 258 {
 259     Display     *display;
 260     entry       *driver = drivers;
 261     char        *func;
 262     int event, error;
 263
 264     if (argc < 2) {
 265         usage();
 266         return EXIT_FAILURE;
 267     }
 268
 269     display = XOpenDisplay(NULL);
 270
 271     if (display == NULL) {
 272         fprintf(stderr, "Unable to connect to X server\n");
 273         return EXIT_FAILURE;
 274     }
 275
 276     if (!XQueryExtension(display, "XInputExtension", &xi_opcode, &event, &error)) {
 277         printf("X Input extension not available.\n");
 278         return EXIT_FAILURE;
 279     }
 280
 281     func = argv[1];
 282     while((*func) == '-') func++;
 283
 284     if (!xinput_version(display)) {
 285         fprintf(stderr, "%s extension not available\n", INAME);
 286         return EXIT_FAILURE;
 287     }
 288
 289     while(driver->func_name) {
 290         if (strcmp(driver->func_name, func) == 0) {
 291             int r = (*driver->func)(display, argc-2, argv+2,
 292                                     driver->func_name, driver->arg_desc);
 293             XSync(display, False);
 294             XCloseDisplay(display);
 295             return r;
 296         }
 297         driver++;
 298     }
 299
 300     usage();
 301
 302     return EXIT_FAILURE;
 303 }
 304
 305 /* end of xinput.c */