private void ChooseSecondScreenPlace(object sender, EventArgs e)
 {
     if (sender is Button)
     {
         Button clickedBtn = sender as Button;
         if (clickedBtn.Name.Contains("Top"))
         {
             _seconndPos = SecondScrenPosition.Top;
         }
         else if (clickedBtn.Name.Contains("Right"))
         {
             _seconndPos = SecondScrenPosition.Right;
         }
         else if (clickedBtn.Name.Contains("Bottom"))
         {
             _seconndPos = SecondScrenPosition.Bottom;
         }
         else if (clickedBtn.Name.Contains("Left"))
         {
             _seconndPos = SecondScrenPosition.Left;
         }
         //
         picWinCtrl.Enabled        = true;
         lblCloseSetScreen.Visible = true;
         //
         btn2ndTop.BackColor    = Color.LightGray;
         btn2ndRight.BackColor  = Color.LightGray;
         btn2ndBottom.BackColor = Color.LightGray;
         btn2ndLeft.BackColor   = Color.LightGray;
         //
         clickedBtn.BackColor = Color.Gray;
     }
 }
 private void Btn2ndBottom_Click(object sender, EventArgs e)
 {
     _secondScreenPosition = SecondScrenPosition.Bottom;
 }
 private void Btn2ndRight_Click(object sender, EventArgs e)
 {
     _secondScreenPosition = SecondScrenPosition.Right;
 }
 private void Btn2ndTop_Click(object sender, EventArgs e)
 {
     _secondScreenPosition = SecondScrenPosition.Top;
 }