/* Processes users choice. Leaves the mode if the result is found among the
* list of expected results. */
static void
handle_response(Result r)
{
/* Map result to corresponding input key to omit branching per handler. */
static const char r_to_c[] = {
[R_OK] = '\r',
[R_CANCEL] = '\x03',
[R_YES] = 'y',
[R_NO] = 'n',
};
(void)def_handler(r_to_c[r]);
/* Default handler might have requested quitting. */
if(!quit)
{
if(accept_mask & MASK(r))
{
leave(r);
}
}
}
/* Checks that default handler exists for active mode. Returns non-zero if so,
* otherwise zero is returned. */
static int
has_def_handler(void)
{
return (def_handler() != NULL);
}
/* Performs action associated with the key (in curr), if any. Returns error
* code. */
static int
dispatch_key(key_info_t key_info, keys_info_t *keys_info, key_chunk_t *curr,
const wchar_t keys[])
{
const key_conf_t *const conf = &curr->conf;
if(conf->type != USER_CMD && conf->type != BUILTIN_CMD)
{
const int result = execute_mapping_handler(conf, key_info, keys_info);
const int finish_dispatching = result != 0
|| *keys == L'\0'
|| conf->followed != FOLLOWED_BY_MULTIKEY;
if(finish_dispatching)
{
return result;
}
/* Process the rest of the input after a command followed by multikey. */
return execute_keys_general_wrapper(keys, keys_info->after_wait, 0,
curr->no_remap);
}
else
{
int result = has_def_handler() ? 0 : KEYS_UNKNOWN;
if(curr->enters == 0)
{
result = execute_after_remapping(conf->data.cmd, keys, *keys_info,
key_info, curr);
}
else if(has_def_handler())
{
result = def_handler()(curr->key);
if(result == 0)
{
result = execute_keys_general(keys, keys_info->after_wait, 0,
curr->no_remap);
}
}
if(result == KEYS_UNKNOWN && has_def_handler())
{
/* curr shouldn't be freed here as if it was result would be 0. */
if(curr->enters == 0)
{
result = def_handler()(conf->data.cmd[0]);
enter_chunk(curr);
execute_keys_general(conf->data.cmd + 1, 0, 1, curr->no_remap);
leave_chunk(curr);
}
else
{
int i;
for(i = 0; conf->data.cmd[i] != '\0'; i++)
{
result = def_handler()(conf->data.cmd[i]);
}
}
}
return result;
}
}
/* Performs action associated with the key (in curr), if any. Returns error
* code. */
static int
dispatch_key(key_info_t key_info, keys_info_t *keys_info, key_chunk_t *curr,
const wchar_t keys[])
{
const key_conf_t *const conf = &curr->conf;
if(curr->type != USER_CMD)
{
const int result = execute_mapping_handler(conf, key_info, keys_info);
const int finish_dispatching = result != 0
|| *keys == L'\0'
|| conf->followed != FOLLOWED_BY_MULTIKEY;
if(finish_dispatching)
{
return result;
}
/* Process the rest of the input after a command followed by multikey. */
return execute_keys_general_wrapper(keys, keys_info->after_wait, 0,
curr->no_remap);
}
else
{
if(curr->silent)
{
silence_ui(1);
}
int result = has_def_handler() ? 0 : KEYS_UNKNOWN;
/* Protect chunk from deletion while it's in use. */
enter_chunk(curr);
if(curr->enters == 1)
{
result = execute_after_remapping(conf->data.cmd, keys, *keys_info,
key_info, curr);
}
else if(has_def_handler())
{
result = def_handler()(curr->key);
if(result == 0)
{
result = execute_keys_general(keys, keys_info->after_wait, 0,
curr->no_remap);
}
}
if(result == KEYS_UNKNOWN && has_def_handler())
{
if(curr->enters == 1)
{
result = def_handler()(conf->data.cmd[0]);
enter_chunk(curr);
execute_keys_general(conf->data.cmd + 1, 0, 1, curr->no_remap);
leave_chunk(curr);
}
else
{
int i;
for(i = 0; conf->data.cmd[i] != '\0'; i++)
{
result = def_handler()(conf->data.cmd[i]);
}
}
}
if(curr->silent)
{
silence_ui(0);
}
/* Release the chunk, this will free it if deletion was attempted. */
leave_chunk(curr);
return result;
}
}
