/* Gives menu-specific keyboard routine to process the shortcut. Returns zero
* if the shortcut wasn't processed, otherwise non-zero is returned. */
static int
pass_combination_to_khandler(const wchar_t keys[])
{
KHandlerResponse handler_response;
if(menu->key_handler == NULL)
{
return 0;
}
handler_response = menu->key_handler(menu, keys);
switch(handler_response)
{
case KHR_REFRESH_WINDOW:
wrefresh(menu_win);
return 1;
case KHR_CLOSE_MENU:
leave_menu_mode(1);
return 1;
case KHR_MORPHED_MENU:
assert(!vle_mode_is(MENU_MODE) && "Wrong use of KHR_MORPHED_MENU.");
return 1;
case KHR_UNHANDLED:
return 0;
default:
assert(0 && "Unknown menu-specific keyboard handler response.");
return 0;
}
}
void
menu_morph_into_cmdline(CmdLineSubmode submode, const char input[],
int external)
{
/* input might point to part of menu data. */
char *input_copy;
if(input[0] == '\0')
{
show_error_msg("Command insertion", "Ignoring empty command");
return;
}
input_copy = external ? format_str("!%s", input) : strdup(input);
if(input_copy == NULL)
{
show_error_msg("Error", "Not enough memory");
return;
}
leave_menu_mode(0);
enter_cmdline_mode(submode, input_copy, NULL);
free(input_copy);
}
static void
cmd_dd(key_info_t key_info, keys_info_t *keys_info)
{
if(pass_combination_to_khandler(L"dd") && menu->len == 0)
{
show_error_msg("Menu is closing", "No more items in the menu");
leave_menu_mode(1);
}
}
/* Makees custom view of specified type out of menu items. */
static void
dump_into_custom_view(int very)
{
if(menu_to_custom_view(menu, view, very) != 0)
{
show_error_msg("Menu transformation",
"No valid paths discovered in menu content");
return;
}
leave_menu_mode(1);
}
static int
key_handler(wchar_t key)
{
const wchar_t shortcut[] = {key, L'\0'};
if(pass_combination_to_khandler(shortcut) && menu->len == 0)
{
show_error_msg("No more items in the menu", "Menu will be closed");
leave_menu_mode(1);
}
return 0;
}
static void
cmd_dd(key_info_t key_info, keys_info_t *keys_info)
{
if(menu->key_handler == NULL)
return;
if(menu->key_handler(menu, L"dd") > 0)
wrefresh(menu_win);
if(menu->len == 0)
{
show_error_msg("No more items in the menu", "Menu will be closed");
leave_menu_mode();
}
}
static int
key_handler(wchar_t key)
{
wchar_t buf[] = {key, L'\0'};
if(menu->key_handler == NULL)
return 0;
if(menu->key_handler(menu, buf) > 0)
wrefresh(menu_win);
if(menu->len == 0)
{
show_error_msg("No more items in the menu", "Menu will be closed");
leave_menu_mode();
}
return 0;
}
static int
quit_cmd(const cmd_info_t *cmd_info)
{
leave_menu_mode(1);
return 0;
}
static void
cmd_ctrl_c(key_info_t key_info, keys_info_t *keys_info)
{
leave_menu_mode(1);
}