我的项目中有一个ajaxtabcontainer控件,其中包含一个datalist,在datalist中,我将名称设置为一个链接按钮。我绑定到源的datalist包含姓名和年龄。现在我想使用年龄作为选定值,就像我们在dropdownlist selected value中使用的一样。我想要的是在单击名称链接按钮时,我会在标签内获得它的值?该怎么做呢?我所做的如下:在默认的aspx中:
<ajaxToolkit:ToolkitScriptManager ID="ToolkitScriptManager1" runat="server">
</ajaxToolkit:ToolkitScriptManager>
<ajaxToolkit:TabContainer ID="TabContainer1" runat="server" ActiveTabIndex="1">
<ajaxToolkit:TabPanel runat="server" HeaderText="TabPanel1" ID="TabPanel1">
<HeaderTemplate>
Names
</HeaderTemplate>
<ContentTemplate>
<asp:DataList ID="DataList1" runat="server" RepeatDirection="Horizontal" RepeatColumns="5" ForeColor="Red"
RepeatLayout="Table" >
<ItemTemplate>
<asp:LinkButton Text = '<%#Eval("names")%>' ID="lnkpro" runat="server" ForeColor="Red" OnClick="btn_Click"></asp:LinkButton>
</ItemTemplate>
</asp:DataList>
</ContentTemplate>
</ajaxToolkit:TabContainer>
cs代码:
protected void btn_Click(object sender, EventArgs e)
{
LinkButton myButton = sender as LinkButton;
if (myButton != null)
{
Label1.Text = myButton.Text;
}
}
protected void datalist1_ItemCommand(object source, DataListCommandEventArgs e)
{
int i;
int index = Convert.ToInt32(e.Item.ItemIndex);
LinkButton lnkid = (LinkButton)e.Item.FindControl("lnkpro");
Label1.Text = lnkid.Text;
i = Convert.ToInt32(lnkid.Text);
}
但它们不起作用。btn_click正在工作,但只给出了一个名称,而不是它的id。第二个datalist_itemcommand不工作了吗?谢谢。
发布于 2013-11-21 13:21:14
您的aspx页面中没有OnItemCommand="datalist1_ItemCommand“。应在设置OnItemCommand属性后触发datalist1_ItemCommand。
<asp:DataList ID="DataList1" runat="server" RepeatDirection="Horizontal" RepeatColumns="5" ForeColor="Red" OnItemCommand="datalist1_ItemCommand"
RepeatLayout="Table" DataKeyField="age" >
<ItemTemplate>
<asp:LinkButton Text = '<%#Eval("names")%>' ID="lnkpro" runat="server" ForeColor="Red" OnClick="btn_Click"></asp:LinkButton>
</ItemTemplate>
</asp:DataList>
如果您试图在datalist1_itemCommand函数中获取年龄字段值,则需要将DataKeyFeild=设置为" age“。在item命令函数中,您可以执行Convert.ToInt32(DataList1.DataKeyse.Item.ItemIndex)来获取值。您的项目命令函数将为
protected void datalist1_ItemCommand(object source, DataListCommandEventArgs e)
{
int age = Convert.ToInt32(DataList1.DataKeys[e.Item.ItemIndex]);
}
https://stackoverflow.com/questions/20112879
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