摘要:GridView加上刪除提示訊息
一般GridView的刪除鈕可以在Columns加上ButtonField或CommandField欄位來完成，但是這二種方式的刪除鈕都沒有屬性可以加入刪除的提示訊息，以下的範例將說明如何在GridView加上刪除提示訊息。
在GridView的Columns中加入一個ButtonField，然後在GridView的RowDataBound事件中，找到按鈕並加入刪除的訊息。
*.aspx 程式碼
01 <asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="False" DataKeyNames="EmployeeID"
02 DataSourceID="SqlDataSource1" EmptyDataText="沒有資料錄可顯示。" AllowSorting="True">
03 <Columns>
04 <asp:ButtonField ButtonType="Button" CommandName="Delete" Text="刪除" />
05 <asp:BoundField DataField="EmployeeID" HeaderText="EmployeeID" ReadOnly="True" SortExpression="EmployeeID" />
06 <asp:BoundField DataField="LastName" HeaderText="LastName" SortExpression="LastName" />
07 <asp:BoundField DataField="FirstName" HeaderText="FirstName" SortExpression="FirstName" />
08 <asp:BoundField DataField="Title" HeaderText="Title" SortExpression="Title" />
09 <asp:BoundField DataField="TitleOfCourtesy" HeaderText="TitleOfCourtesy" SortExpression="TitleOfCourtesy" />
10 <asp:BoundField DataField="BirthDate" HeaderText="BirthDate" SortExpression="BirthDate" />
11 <asp:CommandField ShowEditButton="True" />
12 </Columns>
13 </asp:GridView>
02 DataSourceID="SqlDataSource1" EmptyDataText="沒有資料錄可顯示。" AllowSorting="True">
03 <Columns>
04 <asp:ButtonField ButtonType="Button" CommandName="Delete" Text="刪除" />
05 <asp:BoundField DataField="EmployeeID" HeaderText="EmployeeID" ReadOnly="True" SortExpression="EmployeeID" />
06 <asp:BoundField DataField="LastName" HeaderText="LastName" SortExpression="LastName" />
07 <asp:BoundField DataField="FirstName" HeaderText="FirstName" SortExpression="FirstName" />
08 <asp:BoundField DataField="Title" HeaderText="Title" SortExpression="Title" />
09 <asp:BoundField DataField="TitleOfCourtesy" HeaderText="TitleOfCourtesy" SortExpression="TitleOfCourtesy" />
10 <asp:BoundField DataField="BirthDate" HeaderText="BirthDate" SortExpression="BirthDate" />
11 <asp:CommandField ShowEditButton="True" />
12 </Columns>
13 </asp:GridView>
*.aspx.vb 程式碼
01 
Protected Sub GridView1_RowDataBound(ByVal sender As Object, ByVal e As System.Web.UI.WebControls.GridViewRowEventArgs) Handles GridView1.RowDataBound
02
Dim oDataRow As Data.DataRowView
03 Dim sShowField As String
04 Dim sMessage As String
05 If e.Row.RowIndex <> -1 Then
06 oDataRow = CType(e.Row.DataItem, Data.DataRowView)
07 sShowField = oDataRow.Item("LastName").ToString()
08 sMessage = String.Format("您確定要刪除 [{0}] 嗎?", sShowField)
09 CType(e.Row.Cells(0).Controls(0), Button).OnClientClick = "if (confirm('" & sMessage & "')==false) {return false;}"
10 End If
11
End Sub
Protected Sub GridView1_RowDataBound(ByVal sender As Object, ByVal e As System.Web.UI.WebControls.GridViewRowEventArgs) Handles GridView1.RowDataBound
Protected02
Dim oDataRow As Data.DataRowView03
Dim sShowField As String04
Dim sMessage As String05
If e.Row.RowIndex <> -1 Then06
oDataRow = CType(e.Row.DataItem, Data.DataRowView)07
sShowField = oDataRow.Item("LastName").ToString()08
sMessage = String.Format("您確定要刪除 [{0}] 嗎?", sShowField)09
CType(e.Row.Cells(0).Controls(0), Button).OnClientClick = "if (confirm('" & sMessage & "')==false) {return false;}"10
End If11
End Sub