private void ShowNewComponenetPlacingWindow() { ComponentPlacingWindow cPlacingWin = new ComponentPlacingWindow(); cPlacingWin.WindowStartupLocation = System.Windows.WindowStartupLocation.Manual; cPlacingWin.Top = this.Top; cPlacingWin.Left = this.Left - cPlacingWin.Width - 8; cPlacingWin.Show(); }