/// 将此控件呈现给指定的输出参数。
///
/// 要写出到的 HTML 编写器
protected override void Render(HtmlTextWriter output)
{
如果沒有下面一句,則報錯!!!
EnsureChildControls();
output.AddAttribute(HtmlTextWriterAttribute.Cellspacing, "0");
output.AddAttribute(HtmlTextWriterAttribute.Cellpadding, "0");
if (DesignMode)
{
output.AddAttribute(HtmlTextWriterAttribute.Style, "border:0px; border-collapse:collapse;");
}
output.RenderBeginTag(HtmlTextWriterTag.Table);
output.RenderBeginTag(HtmlTextWriterTag.Tr);
output.AddStyleAttribute(HtmlTextWriterStyle.BorderWidth, "0px");
output.RenderBeginTag(HtmlTextWriterTag.Td);
_hiddenField.RenderControl(output);
_textBoxCode.RenderControl(output);
output.RenderEndTag();
output.AddStyleAttribute(HtmlTextWriterStyle.BorderWidth, "0px");
output.RenderBeginTag(HtmlTextWriterTag.Td);
output.AddAttribute(HtmlTextWriterAttribute.Style, "border:solid 1px #AECAF0; border-left:0px; border-right:0px; height:20px; line-height:20px;");
output.AddAttribute(HtmlTextWriterAttribute.Type,"button");
output.AddAttribute(HtmlTextWriterAttribute.Value,"選擇");
output.AddAttribute(HtmlTextWriterAttribute.Onclick, "if(typeof(popupURL)!=\"undefined\"){popupURL.SetContentHTML('');popupURL.SetContentUrl('" + BaseDataUrl + "?t=" + BaseDataType + "&sid=" + FieldName + "&v='+(new Date()).getTime());popupURL.Show();}");
output.RenderBeginTag(HtmlTextWriterTag.Input);
output.RenderEndTag();
output.RenderEndTag();
output.AddStyleAttribute(HtmlTextWriterStyle.BorderWidth, "0px");
output.RenderBeginTag(HtmlTextWriterTag.Td);
_textBoxName.RenderControl(output);
output.RenderEndTag();
output.RenderEndTag();
output.RenderEndTag();
}