Method getChecked

src/Tree/Item.js:95–103

(list, greedy)

  }

  getChecked (list, greedy) {
    let checked = greedy ? 1 : 2;
    if (this.state.status >= checked) {
      list.push(this.props.data);
    }
    forEach(this.refs, function (ref) {
      ref.getChecked(list, greedy);
    });
  }

  renderCheckbox () {
    let { selectAble } = this.props;