DataView模板类（转载）

 1/**//// <summary>
 2/// 产生模板
 3/// </summary>
 4public class GenericItem : ITemplate
 5{
 6    private string _column;
 7    private bool _isEditable;
 8    //private bool validate;
 9
    public GenericItem(string column, bool isEditable)
    {
        this._column = column;
        this._isEditable = isEditable;
    }

    public GenericItem(string column, string controlType)
    {
        this._column = column;
    }
    /**//// <summary>
    /// 实现接口
    /// </summary>
    /// <param name="container"></param>
    public void InstantiateIn(Control container)
    {
        if (_isEditable)
        {
            TextBox tb = new TextBox();
            tb.DataBinding += new EventHandler(this.BindData);
            container.Controls.Add(tb);
            tb.ID = _column;

            //禁止数据为空
            RequiredFieldValidator rfv = new RequiredFieldValidator();
            rfv.Text = "Please Answer";
            rfv.ControlToValidate = tb.ID;
            rfv.Display = ValidatorDisplay.Dynamic;

            rfv.ID = "validate" + tb.ID;
            container.Controls.Add(rfv);
        }
        else
        {
            Literal l = new Literal();
            l.DataBinding += new EventHandler(this.BindData);
            container.Controls.Add(l);
        }
    }

    /**//// <summary>
    /// 数据绑定
    /// </summary>
    /// <param name="sender"></param>
    /// <param name="e"></param>
    public void BindData(object sender, EventArgs e)
    {
        if (_isEditable)
        {
            TextBox tb = (TextBox)sender;
            DataGridItem container = (DataGridItem)tb.NamingContainer;
            tb.Text = ((DataRowView)container.DataItem)[_column].ToString();
        }
        else
        {
            Literal l = (Literal)sender;
            DataGridItem container = (DataGridItem)l.NamingContainer;
            l.Text = ((DataRowView)container.DataItem)[_column].ToString();
        }
    }
}