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我编程方式填充一个GridView和添加一个按钮,最后一行:doPostBack是不确定的,当编程添加按钮的GridView
ButtonField bc = new ButtonField();
bc.ButtonType = ButtonType.Button;
bc.Text = "Edit";
bc.CommandName = "EditAsset";
grid.Columns.Add(bc);
在标记我指定的处理程序:
<asp:GridView ID="gvListView" OnRowCommand="gvListView_RowHandler" runat="server"></asp:GridView>
我的处理程序添加到代码隐藏:
protected void gvListView_RowHandler(object sender, GridViewCommandEventArgs e)
{
if (e.CommandName == "EditAsset")
{
}
}
当我运行它,并在G点击一个按钮ridview,我得到一个JavaScript错误,__doPostBack是未定义的。任何人都知道为什么js不会生成?
动态生成的按钮调用如下所示:
onclick="javascript:__doPostBack('lvStuff$gvListView','EditAsset$0')"
编辑:页面上生成的doPostBack,但有一些它周围的注释?
//<![CDATA[
var theForm = document.forms['form1'];
if (!theForm) {
theForm = document.form1;
}
function __doPostBack(eventTarget, eventArgument) {
if (!theForm.onsubmit || (theForm.onsubmit() != false)) {
theForm.__EVENTTARGET.value = eventTarget;
theForm.__EVENTARGUMENT.value = eventArgument;
theForm.submit();
}
}
//]]>