DatePicker.CalendarOpened 事件
定義
重要
部分資訊涉及發行前產品，在發行之前可能會有大幅修改。 Microsoft 對此處提供的資訊，不做任何明確或隱含的瑕疵擔保。
在開啟下拉式 Calendar 時發生。
public:
event System::Windows::RoutedEventHandler ^ CalendarOpened;public event System.Windows.RoutedEventHandler CalendarOpened;member this.CalendarOpened : System.Windows.RoutedEventHandler Public Custom Event CalendarOpened As RoutedEventHandler Public Event CalendarOpened As RoutedEventHandler 事件類型
範例
下列範例會建立 ， DatePicker 並提供指示給使用者。 當使用者開啟或關閉 Calendar 時，會更新指示。
<StackPanel>
<TextBlock Name="textBlock1"
Text="Enter a date or click the calendar."/>
<DatePicker CalendarOpened="DatePicker_CalendarOpened"
CalendarClosed="DatePicker_CalendarClosed"/>
</StackPanel>
private void DatePicker_CalendarOpened(object sender, RoutedEventArgs e)
{
textBlock1.Text = "Select a date from the calendar";
}
private void DatePicker_CalendarClosed(object sender, RoutedEventArgs e)
{
textBlock1.Text = "Enter a date or click the calendar";
}
Private Sub DatePicker_CalendarOpened(
ByVal sender As System.Object,
ByVal e As System.Windows.RoutedEventArgs)
textBlock1.Text = "Select a date from the calendar"
End Sub
Private Sub DatePicker_CalendarClosed(
ByVal sender As System.Object,
ByVal e As System.Windows.RoutedEventArgs)
textBlock1.Text = "Enter a date or click the calendar"
End Sub
備註
XAML Attribute Usage
<DatePicker CalendarOpened="eventhandler"/>
