本文整理匯總了VB.NET中System.Windows.Input.Keyboard.GotKeyboardFocus Attached事件的典型用法代碼示例。如果您正苦於以下問題：VB.NET Keyboard.GotKeyboardFocus Attached事件的具體用法？VB.NET Keyboard.GotKeyboardFocus Attached怎麽用？VB.NET Keyboard.GotKeyboardFocus Attached使用的例子？那麽, 這裏精選的事件代碼示例或許可以為您提供幫助。您也可以進一步了解該事件所在類System.Windows.Input.Keyboard的用法示例。
在下文中一共展示了Keyboard.GotKeyboardFocus Attached事件的2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: TextBoxGotKeyboardFocus
Private Sub TextBoxGotKeyboardFocus(ByVal sender As Object, ByVal e As KeyboardFocusChangedEventArgs)
Dim source As TextBox = TryCast(e.Source, TextBox)
If source IsNot Nothing Then
' Change the TextBox color when it obtains focus.
source.Background = Brushes.LightBlue
' Clear the TextBox.
source.Clear()
End If
End Sub示例2: TextBoxLostKeyboardFocus
Private Sub TextBoxLostKeyboardFocus(ByVal sender As Object, ByVal e As KeyboardFocusChangedEventArgs)
Dim source As TextBox = TryCast(e.Source, TextBox)
If source IsNot Nothing Then
' Change the TextBox color when it loses focus.
source.Background = Brushes.White
' Set the hit counter back to zero and updates the display.
Me.ResetCounter()
End If
End Sub