Function LuaGetTree

engine/gui/src/gui_script.cpp:4003–4030

get a node including its children * Get a node and all its children as a Lua table. * * @name gui.get_tree * @param node [type:node] root node to get node tree from * @return clones [type:table] a table mapping node ids to the corresponding nodes */

     * @return clones [type:table] a table mapping node ids to the corresponding nodes
     */
    static int LuaGetTree(lua_State* L)
    {
        int top = lua_gettop(L);
        (void)top;

        lua_newtable(L);

        // Set meta table to convert string indices to hashes
        lua_createtable(L, 0, 1);
        lua_pushcfunction(L, HashTableIndex);
        lua_setfield(L, -2, "__index");
        lua_setmetatable(L, -2);

        Scene* scene = GuiScriptInstance_Check(L);
        if (!lua_isnil(L, 1))
        {
            dmGui::HNode hnode;
            InternalNode* root = LuaCheckNodeInternal(L, 1, &hnode);
            PushNodeToTable(L, scene, root);
        }
        else
        {
            PushNodeListToTable(L, scene, scene->m_RenderHead);
        }

        assert(top + 1 == lua_gettop(L));
        return 1;
    }

    /*# resets all nodes to initial state
     * Resets all nodes in the current GUI scene to their initial state.