怎么实现treeView的节点单击事件

如何实现treeView的节点单击事件
是节点单击事件,不是选择事件,请给个思路或代码。多谢!

补充,我曾用过

C# code


treeViewTemp.MouseLeftButtonUp += new MouseButtonEventHandler(treeViewTemp_MouseLeftButtonUp);


private void treeViewTemp_MouseLeftButtonUp(object sender, MouseButtonEventArgs e)
{
MessageBox.Show("信息!");
}




但在树的空白处单击IE报错。

------解决方案--------------------
C# code

RadTreeViewItem selectedItem = null;
//选中时动态绑定
 private void RadTreeView1_Selected(object sender, Telerik.Windows.RadRoutedEventArgs e)
{
      RadTreeView source = sender as RadTreeView;
      selectedItem = source.SelectedItem as RadTreeViewItem;
      if (!selectedItem.HasItems)
      {
                getTreeSoapClient client = new getTreeSoapClient();
                //实时险情列表
                client.getSSQXListCompleted += new EventHandler<getSSQXListCompletedEventArgs>(client_getSSQXListCompleted);
                client.getSSQXListAsync(selectedItem.Header.ToString().Trim());
       }
}