C Sharp Dock a Window

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'''Docks a window to side of Desktop.

private void Form1_MouseUp(object sender, MouseEventArgs e)
         {
             Screen screen = Screen.FromControl(this);
             if (OnRight(this))
             {
                 Left = (screen.Bounds.Width) - Width;
                 Top = (screen.Bounds.Height / 2) - (Height / 2);
             }
             else if (OnLeft(this))
             {
                 Left = 0;
                 Top = (screen.Bounds.Height / 2) - (Height / 2);
             }
             else if (OnBottom(this))
             {
                 Left = (screen.Bounds.Width / 2) - (Width / 2);
                 Top = (screen.Bounds.Height) - (Height);
             }
             else
             {
                 Left = (screen.Bounds.Width / 2) - (Width / 2);
                 Top = 0;
             }
         }

         private bool OnRight(Form1 f)
         {
             Screen screen = Screen.FromControl(f);
             if (Right > (screen.Bounds.Width / 1.5))
             {
                 return true;
             }
             else
                 return false;
         }

         private bool OnLeft(Form1 f)
         {
             Screen screen = Screen.FromControl(f);
             if (Left < (screen.Bounds.Width * .33))
                 return true;
             else
                 return false;
         }

         private bool OnBottom(Form1 f)
         {
             Screen screen = Screen.FromControl(f);
             if (Bottom > screen.Bounds.Height * .66)
                 return true;
             else
                 return false;
         }