<div>
  <div class="bar bar-header bar-dark">
      <button class="button icon-left ion-ios-arrow-back button-clear button-{{buttonTheme}}" ng-click="cancel()">取消</button>
      <h1 class="title">{{treeConfig.modalTitle}}</h1>
      <button class="button button-clear button-{{buttonTheme}}" ng-click="closeTree()">确定</button>
  </div>
  <sino-tree tree-config="treeConfig"></sino-tree>
</div>
