Class TreeNode

packages/plugin-outline-pane/src/controllers/tree-node.ts:42–366

}

export default class TreeNode {
  readonly pluginContext: IOutlinePanelPluginContext;
  event = new EventEmitter();

  private _node: IPublicModelNode;

  readonly tree: Tree;

  private _filterResult: FilterResult = {
    filterWorking: false,
    matchChild: false,
    matchSelf: false,
    keywords: '',
  };

  /**
   * 默认为折叠状态
   * 在初始化根节点时，设置为展开状态
   */
  private _expanded = false;

  id = uniqueId('treeNode');

  get nodeId(): string {
    return this.node.id;
  }

  /**
   * 是否可以展开
   */
  get expandable(): boolean {
    if (this.locked) return false;
    return this.hasChildren() || this.hasSlots() || this.dropDetail?.index != null;
  }

  get expanded(): boolean {
    return this.isRoot(true) || (this.expandable && this._expanded);
  }

  /**
   * 插入"线"位置信息
   */
  get dropDetail(): IPublicTypeLocationChildrenDetail | undefined | null {
    const loc = this.pluginContext.project.getCurrentDocument()?.dropLocation;
    return loc && this.isResponseDropping() && isLocationChildrenDetail(loc.detail) ? loc.detail : null;
  }

  get depth(): number {
    return this.node.zLevel;
  }

  get detecting() {
    const doc = this.pluginContext.project.currentDocument;
    return !!(doc?.isDetectingNode(this.node));
  }

  get hidden(): boolean {
    const cv = this.node.isConditionalVisible();