Method parseKey

src/keys.cc:314–374

* Parse a key-combination/command-name pair, and * insert it into the bindings list. */

 * insert it into the bindings list.
 */
void Keys::parseKey(char *key, char *commandName)
{
   char *p, *modstr, *keystr;
   KeysCommand_t symcode;
   int st, keymod = 0, keycode = 0;

   _MSG("Keys::parseKey key='%s' commandName='%s'\n", key, commandName);

   // Get command code
   if ((symcode = getCmdCode(commandName)) == KEYS_INVALID) {
      MSG("Keys::parseKey: Invalid command name: '%s'\n", commandName);
      return;
   }

   // Skip space
   for (  ; isspace(*key); ++key) ;
   // Get modifiers
   while(*key == '<' && (p = strchr(key, '>'))) {
      ++key;
      modstr = dStrndup(key, p - key);
      if ((st = getModifier(modstr)) == -1) {
         MSG("Keys::parseKey unknown modifier: %s\n", modstr);
      } else {
         keymod |= st;
      }
      dFree(modstr);
      key = p + 1;
   }
   // Allow trailing space after keyname
   keystr = (*key && (p = strchr(key + 1, ' '))) ? dStrndup(key, p - key - 1) :
                                                   dStrdup(key);
   // Get key code
   if (!key[1]) {
      keycode = *key;
   } else if (a_Utf8_char_count(keystr, strlen(keystr)) == 1) {
      const char *beyond = keystr + strlen(keystr);
      keycode = a_Utf8_decode(keystr, beyond, NULL);
   } else if (key[0] == '0' && key[1] == 'x') {
      /* keysym */
      keycode = strtol(key, NULL, 0x10);
   } else if ((st = getKeyCode(keystr)) == -1) {
      MSG("Keys::parseKey unknown keyname: %s\n", keystr);
   } else {
      keycode = st;
   }
   dFree(keystr);

   // Set binding
   if (keycode) {
      delKeyCmd(keycode, keymod);
      if (symcode != KEYS_NOP) {
         KeyBinding_t *node = dNew(KeyBinding_t, 1);
         node->name = dStrdup(commandName);
         node->cmd = symcode;
         node->modifier = keymod;
         node->key = keycode;
         dList_insert_sorted(bindings, node, nodeByKeyCmp);
         _MSG("parseKey: Adding key=%d, mod=%d\n", node->key, node->modifier);