C#实现组合键

 #region 快捷键         private void Payee_KeyUp(object sender, KeyEventArgs e)         {             switch (e.KeyCode)             {                 case Keys.Enter:                     if ((Control.ModifierKeys > Keys.Control) != 0)                     {                         btnSaveBak_Click(this, EventArgs.Empty);                     }                     break;                 case Keys.Escape:                     btnEsc_Click(this, EventArgs.Empty);           ...