摘要： 有两种办法：1. 直接在后台处理在数据绑定后 ，注册LoadingRow 事件this.DataGrid.LoadingRow += new EventHandler(DataGrid_LoadingRow);void DataGrid_LoadingRow(object sender, DataGridRowEventArgs e){Task ts = e.Row.DataContext as Task;ToolTipService.SetToolTip(e.Row, ts.Name);//throw new NotImplementedException();}2. 稍微麻烦点， 重写da 阅读全文