ASP.NET 魔法學院

一般在 GridView 的 CommandField 的刪除鈕按下時，是沒有提示的確認訊息。以下的範例就是

要為 CommandField 的刪除鈕加上刪除提示訊息。

*.aspx

<asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="False" DataKeyNames="Flag,ID" DataSourceID="SqlDataSource1" EmptyDataText="沒有資料錄可顯示。"> <Columns> <asp:CommandField ButtonType="Button" ShowDeleteButton="True" /> <asp:BoundField DataField="Address" HeaderText="Address" SortExpression="Address" /> <asp:BoundField DataField="Email" HeaderText="Email" SortExpression="Email" /> <asp:BoundField DataField="FaxNo" HeaderText="FaxNo" SortExpression="FaxNo" /> <asp:BoundField DataField="ID" HeaderText="ID" ReadOnly="True" SortExpression="ID" /> <asp:BoundField DataField="Name" HeaderText="Name" SortExpression="Name" /> </Columns> </asp:GridView>

*.aspx.vb

Partial Class _Default Inherits System.Web.UI.Page Function FindCommandButton (ByVal Control As Control, ByVal CommandName As String) As Button Dim oChildCtrl As Contro l For Each oChildCtrl In Control.Controls If TypeOf (oChildCtrl) Is Button Then If String.Compare(CType(oChildCtrl, Button).CommandName, CommandName, True) = 0 Then Return oChildCtrl End If End If Next Return Nothing End Function Protected Sub GridView1_RowDataBound(ByVal sender As Object, ByVal e As System.Web.UI.WebControls.GridViewRowEventArgs) Handles GridView1.RowDataBound Dim oButton As Button If e.Row.RowType = DataControlRowType.DataRow Then '找到該 Row 第一個 Cell 中的刪除鈕，即 CommandField 中的刪除鈕 oButton = FindCommandButton(e.Row.Cells(0), "Delete") oButton.OnClientClick = "if (confirm('您確定要刪除嗎?')==false) {return false;}" End If End Sub End Class

ASP.NET 魔法學院