libs/modifiers.c

   1 /* -*-c-*- */
   2 /* This program is free software; you can redistribute it and/or modify
   3  * it under the terms of the GNU General Public License as published by
   4  * the Free Software Foundation; either version 2 of the License, or
   5  * (at your option) any later version.
   6  *
   7  * This program is distributed in the hope that it will be useful,
   8  * but WITHOUT ANY WARRANTY; without even the implied warranty of
   9  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  10  * GNU General Public License for more details.
  11  *
  12  * You should have received a copy of the GNU General Public License
  13  * along with this program; if not, write to the Free Software
  14  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  15  */
  16
  17 /* ---------------------------- included header files ---------------------- */
  18
  19 #include "config.h"
  20 #include <stdio.h>
  21
  22 #include "libs/charmap.h"
  23 #include "libs/modifiers.h"
  24
  25 /* ---------------------------- local definitions -------------------------- */
  26
  27 /* ---------------------------- local macros ------------------------------- */
  28
  29 /* ---------------------------- imports ------------------------------------ */
  30
  31 /* ---------------------------- included code files ------------------------ */
  32
  33 /* ---------------------------- local types -------------------------------- */
  34
  35 /* ---------------------------- forward declarations ----------------------- */
  36
  37 /* ---------------------------- local variables ---------------------------- */
  38
  39 /* ---------------------------- exported variables (globals) --------------- */
  40
  41 /* The keys must be in lower case! */
  42 charmap_t key_modifiers[] =
  43 {
  44         {'s', ShiftMask},
  45         {'c', ControlMask},
  46         {'l', LockMask},
  47         {'m', Mod1Mask},
  48         {'1', Mod1Mask},
  49         {'2', Mod2Mask},
  50         {'3', Mod3Mask},
  51         {'4', Mod4Mask},
  52         {'5', Mod5Mask},
  53         {'a', AnyModifier},
  54         {'n', 0},
  55         {0, 0}
  56 };
  57
  58 /* Table to translate a modifier map index to a modifier that we define that
  59  * generates that index.  This mapping can be chosen by each client, but the
  60  * settings below try to emulate the usual terminal behaviour. */
  61 unsigned int modifier_mapindex_to_mask[8] =
  62 {
  63         ShiftMask,
  64         Mod3Mask, /* Alt Gr */
  65         Mod3Mask | ShiftMask,
  66         /* Just guessing below here - LockMask is not used anywhere*/
  67         ControlMask,
  68         Mod1Mask, /* Alt/Meta on XFree86 */
  69         Mod2Mask, /* Num lock on XFree86 */
  70         Mod4Mask,
  71         Mod5Mask, /* Scroll lock on XFree86 */
  72 };
  73
  74 /* ---------------------------- local functions ---------------------------- */
  75
  76 /* ---------------------------- interface functions ------------------------ */
  77
  78 /* Converts the input string into a mask with bits for the modifiers */
  79 int modifiers_string_to_modmask(char *in_modifiers, int *out_modifier_mask)
  80 {
  81         int error;
  82
  83         error = charmap_string_to_mask(
  84                 out_modifier_mask, in_modifiers, key_modifiers,
  85                 "bad modifier");
  86
  87         return error;
  88 }
  89