DataList包 DataList (DataList 的大腸包小腸) ：子DataList按鈕取值

DataList1包DataList2，並在DataList2中點選按鈕取得值。

test.aspx

<asp:DataList ID="DataList1" runat="server" DataKeyField="拜訪編號" DataSourceID="SqlDataSource1"> 

    <ItemTemplate>

            <asp:Label ID="lb_no" runat="server" Text='<%# Eval("lb_no") %>' />

            <asp:Button ID="Button1" runat="server" Text="按鈕1" CommandName="TestButton" />

            <asp:DataList ID="DataList2" runat="server" DataSourceID="SqlDataSource2" OnItemCommand="DataList2_ItemCommand"     >

              <ItemTemplate>

                  <asp:Label ID="lb_no2" runat="server" Text='<%# Eval("no") %>' />

                  <asp:Button ID="Button1" runat="server" Text="按鈕2" CommandName="TestButton2" />

              </ItemTemplate>

            </asp:DataList>

    </ItemTemplate>

</asp:DataList>

 

test.aspx.vb

Public Sub DataList2_ItemCommand(ByVal sender As Object, ByVal e As System.Web.UI.WebControls.DataListCommandEventArgs)
    If e.CommandName = "TestButton2" Then

        Dim dl As DataList = CType(e.Item.FindControl("DataList2"), DataList)
        Dim lb_no As Label = CType(e.Item.FindControl("lb_no2"), Label)
    End If
End Sub