本文整理汇总了VB.NET中System.Windows.Input.CommandManager.InvalidateRequerySuggested方法的典型用法代码示例。如果您正苦于以下问题:VB.NET CommandManager.InvalidateRequerySuggested方法的具体用法?VB.NET CommandManager.InvalidateRequerySuggested怎么用?VB.NET CommandManager.InvalidateRequerySuggested使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。
在下文中一共展示了CommandManager.InvalidateRequerySuggested方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的VB.NET代码示例。
示例1:
' System.Windows.Threading.DispatcherTimer.Tick handler
'
' Updates the current seconds display and calls
' InvalidateRequerySuggested on the CommandManager to force
' the Command to raise the CanExecuteChanged event.
Private Sub dispatcherTimer_Tick(ByVal sender As Object, ByVal e As EventArgs)
' Updating the Label which displays the current second
lblSeconds.Content = Date.Now.Second
' Forcing the CommandManager to raise the RequerySuggested event
CommandManager.InvalidateRequerySuggested()
End Sub