ListViewCancelEventArgs.CancelMode 属性
定义
重要
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获取单击“取消”按钮时 ListView 控件所处的数据输入模式。
public:
property System::Web::UI::WebControls::ListViewCancelMode CancelMode { System::Web::UI::WebControls::ListViewCancelMode get(); };public System.Web.UI.WebControls.ListViewCancelMode CancelMode { get; }member this.CancelMode : System.Web.UI.WebControls.ListViewCancelModePublic ReadOnly Property CancelMode As ListViewCancelMode属性值
ListViewCancelMode 值之一。
示例
以下示例演示如何使用 CancelMode 属性来确定用户单击“取消”按钮时控件处于的数据输入模式 ListView 。 此代码示例是为类提供的大型示例的 ListViewCancelEventArgs 一部分。
protected void ContactsListView_ItemCanceling(object sender, ListViewCancelEventArgs e)
{
//Check the operation that raised the event
if (e.CancelMode == ListViewCancelMode.CancelingEdit)
{
// The update operation was canceled. Display the
// primary key of the item.
Message.Text = "Update for the ContactID " +
ContactsListView.DataKeys[e.ItemIndex].Value.ToString() + " canceled.";
}
else
{
Message.Text = "Insert operation canceled.";
}
}
Protected Sub ContactsListView_ItemCanceling(ByVal sender As Object, _
ByVal e As ListViewCancelEventArgs)
'Check the operation that raised the event
If (e.CancelMode = ListViewCancelMode.CancelingEdit) Then
' The update operation was canceled. Display the
' primary key of the item.
Message.Text = "Update for the ContactID " & _
ContactsListView.DataKeys(e.ItemIndex).Value.ToString() & " canceled."
Else
Message.Text = "Insert operation canceled."
End If
End Sub
注解
使用 CancelMode 属性确定控件在单击“取消”按钮时处于 ListView 编辑或插入模式。