WPF 使用屏幕键盘

private void Window_GotFocus(object sender, RoutedEventArgs e)
{
// 不是Textbox不弹出屏幕键盘
if (!(e.OriginalSource is TextBox))
return;
try
{
Osklib.OnScreenKeyboard.Show();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}