void RaisOnKeyboardShortCut(KeyBoardShortCutEventArg e)
 {
     if (OnKeyboardShortCut != null)
     {
         OnKeyboardShortCut(null, e);
     }
 }
 private void Form1_OnKeyboardShortCut(object Sender, KeyBoardShortCutEventArg e)
 {
     if (e.KeyData == (Keys.Control | Keys.A))
     {
         listBox1.Items.Add("Ctrl+A Pressed");
     }
     if (e.KeyData == (Keys.Control | Keys.Tab))
     {
         listBox1.Items.Add("Ctrl+Tab Pressed");
     }
     if (e.KeyData == (Keys.Control | Keys.Shift | Keys.A))
     {
         listBox1.Items.Add("Ctrl+Tab+A Pressed");
     }
 }