/** Get or set global key bindings.
* This binding will be available when you'll press keys on root window.
* \param L The Lua VM state.
* \return The number of element pushed on stack.
* \luastack
* \lparam An array of key bindings objects, or nothing.
* \lreturn The array of key bindings objects of this client.
*/
static int
luaA_root_keys(lua_State *L)
{
if(lua_gettop(L) == 1)
{
luaA_checktable(L, 1);
foreach(key, globalconf.keys)
luaA_object_unref(globalconf.L, *key);
key_array_wipe(&globalconf.keys);
key_array_init(&globalconf.keys);
lua_pushnil(L);
while(lua_next(L, 1))
key_array_append(&globalconf.keys, luaA_object_ref_class(L, -1, &key_class));
xcb_screen_t *s = globalconf.screen;
xcb_ungrab_key(globalconf.connection, XCB_GRAB_ANY, s->root, XCB_BUTTON_MASK_ANY);
xwindow_grabkeys(s->root, &globalconf.keys);
return 1;
}
lua_createtable(L, globalconf.keys.len, 0);
for(int i = 0; i < globalconf.keys.len; i++)
{
luaA_object_push(L, globalconf.keys.tab[i]);
lua_rawseti(L, -2, i + 1);
}
return 1;
}
/** Set a key array with a Lua table.
* \param L The Lua VM state.
* \param oidx The index of the object to store items into.
* \param idx The index of the Lua table.
* \param keys The array key to fill.
*/
void
luaA_key_array_set(lua_State *L, int oidx, int idx, key_array_t *keys)
{
luaA_checktable(L, idx);
foreach(key, *keys)
luaA_object_unref_item(L, oidx, *key);
key_array_wipe(keys);
key_array_init(keys);
lua_pushnil(L);
while(lua_next(L, idx))
if(luaA_toudata(L, -1, &key_class))
key_array_append(keys, luaA_object_ref_item(L, oidx, -1));
else
lua_pop(L, 1);
}
