static int selection_cb(lua_State *L)
{
GList *image = dt_collection_get_selected(darktable.collection, -1);
if(lua_gettop(L) > 0)
{
GList * new_selection = NULL;
luaL_checktype(L,-1,LUA_TTABLE);
lua_pushnil(L);
while (lua_next(L, -2) != 0)
{
/* uses 'key' (at index -2) and 'value' (at index -1) */
int imgid;
luaA_to(L,dt_lua_image_t,&imgid,-1);
new_selection = g_list_prepend(new_selection,GINT_TO_POINTER(imgid));
lua_pop(L,1);
}
new_selection = g_list_reverse(new_selection);
dt_lua_unlock(true);// we need the gdk lock to update ui information
dt_selection_clear(darktable.selection);
dt_selection_select_list(darktable.selection,new_selection);
dt_lua_lock();
g_list_free(new_selection);
}
lua_newtable(L);
while(image)
{
luaA_push(L,dt_lua_image_t,&image->data);
luaL_ref(L,-2);
image = g_list_delete_link(image, image);
}
return 1;
}
static int lua_button_clicked_cb(lua_State* L)
{
lua_callback_data * data = lua_touserdata(L,1);
dt_lua_module_entry_push(L,"lib",data->self->plugin_name);
lua_getuservalue(L,-1);
lua_getfield(L,-1,"callbacks");
lua_getfield(L,-1,data->key);
lua_pushstring(L,data->key);
GList *image = dt_collection_get_all(darktable.collection, -1);
lua_newtable(L);
while(image)
{
luaA_push(L, dt_lua_image_t, &image->data);
luaL_ref(L, -2);
image = g_list_delete_link(image, image);
}
lua_call(L,2,1);
GList *new_selection = NULL;
luaL_checktype(L, -1, LUA_TTABLE);
lua_pushnil(L);
while(lua_next(L, -2) != 0)
{
/* uses 'key' (at index -2) and 'value' (at index -1) */
int imgid;
luaA_to(L, dt_lua_image_t, &imgid, -1);
new_selection = g_list_prepend(new_selection, GINT_TO_POINTER(imgid));
lua_pop(L, 1);
}
new_selection = g_list_reverse(new_selection);
dt_selection_clear(darktable.selection);
dt_selection_select_list(darktable.selection, new_selection);
g_list_free(new_selection);
return 0;
}
