ASPxGridView动态增加列

protected void ASPxGridView1_Init(object sender, EventArgs e)
    {
        GridViewDataHyperLinkColumn colLink = new GridViewDataHyperLinkColumn();
        colLink.Caption = " ";
        colLink.FieldName = "APPLY_ID";
        colLink.PropertiesHyperLinkEdit.TextFormatString = "确认";
        colLink.PropertiesHyperLinkEdit.NavigateUrlFormatString = "ApplyResult.aspx?applyId={0}";
        GridViewDataHyperLinkColumn colCancle = new GridViewDataHyperLinkColumn();
        colCancle.Caption = " ";
        colCancle.FieldName = "APPLY_ID";
        colCancle.PropertiesHyperLinkEdit.TextFormatString = "取消";
        colCancle.PropertiesHyperLinkEdit.NavigateUrlFormatString = "ApplyCancle.aspx?apply={0}";
        ASPxGridView1.Columns.Add(colLink);
        ASPxGridView1.Columns.Add(colCancle);
    }