addLeftChildNode method

void addLeftChildNode()

add left child node

Implementation

void addLeftChildNode() {
  MindMapNode node = MindMapNode();
  node.setParentNode(this);
  node.setTitle("New Node");
  addLeftItem(node);
  getMindMap()?.refresh();
  if (!_isLoading) {
    getMindMap()?.onChanged();
  }
}