Method collapse_node

src/jsmind.js:308–326

* Collapse a node. * @param {string | import('./jsmind.node.js').Node} node * @returns {void}

(node)

     * @returns {void}
     */
    collapse_node(node) {
        if (!Node.is_node(node)) {
            var the_node = this.get_node(node);
            if (!the_node) {
                logger.error('the node[id=' + node + '] can not be found.');
                return;
            } else {
                this.collapse_node(the_node);
                return;
            }
        }
        if (node.isroot) {
            return;
        }
        this.view.save_location(node);
        this.layout.collapse_node(node);
        this.view.relayout();
        this.view.restore_location(node);
    }
    /** Expand all nodes */
    expand_all() {
        this.layout.expand_all();