Method updateLeafState

src/tree/model/node.js:249–260

()

  }

  updateLeafState() {
    if (this.store.lazy === true && this.loaded !== true && typeof this.isLeafByUser !== 'undefined') {
      this.isLeaf = this.isLeafByUser;
      return;
    }
    const childNodes = this.childNodes;
    if (!this.store.lazy || (this.store.lazy === true && this.loaded === true)) {
      this.isLeaf = !childNodes || childNodes.length === 0;
      return;
    }
    this.isLeaf = false;
  }

  setChecked(value, deep) {
    this.indeterminate = value === 'half';