本文整理匯總了VB.NET中System.Windows.Input.CanExecuteRoutedEventArgs類的典型用法代碼示例。如果您正苦於以下問題:VB.NET CanExecuteRoutedEventArgs類的具體用法?VB.NET CanExecuteRoutedEventArgs怎麽用?VB.NET CanExecuteRoutedEventArgs使用的例子?那麽, 這裏精選的類代碼示例或許可以為您提供幫助。
在下文中一共展示了CanExecuteRoutedEventArgs類的1個代碼示例,這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚,您的評價將有助於係統推薦出更棒的VB.NET代碼示例。
示例1: CanExecuteCustomCommand
' CanExecuteRoutedEventHandler that only returns true if
' the source is a control.
Private Sub CanExecuteCustomCommand(ByVal sender As Object, ByVal e As CanExecuteRoutedEventArgs)
Dim target As Control = TryCast(e.Source, Control)
If target IsNot Nothing Then
e.CanExecute = True
Else
e.CanExecute = False
End If
End Sub