Private Sub MyForm_Layout(ByVal sender As Object, _
    ByVal e As System.Windows.Forms.LayoutEventArgs) Handles MyBase.Layout

    ' Center the Form on the user's screen everytime it requires a Layout.
    Me.SetBounds((System.Windows.Forms.Screen.GetBounds(Me).Width / 2) - (Me.Width / 2), _
        (System.Windows.Forms.Screen.GetBounds(Me).Height / 2) - (Me.Height / 2), _
        Me.Width, Me.Height, System.Windows.Forms.BoundsSpecified.Location)
End Sub

   private void MyForm_Layout(object sender, System.Windows.Forms.LayoutEventArgs e)
   {
      // Center the Form on the user's screen everytime it requires a Layout.
      this.SetBounds((Screen.GetBounds(this).Width/2) - (this.Width/2),
          (Screen.GetBounds(this).Height/2) - (this.Height/2),
          this.Width, this.Height, BoundsSpecified.Location);    
   }

private:
   void MyForm_Layout( Object^ /*sender*/, System::Windows::Forms::LayoutEventArgs^ /*e*/ )
   {
      // Center the Form on the user's screen everytime it requires a Layout.
      this->SetBounds( (Screen::GetBounds( this ).Width / 2) - (this->Width / 2), (Screen::GetBounds( this ).Height / 2) - (this->Height / 2), this->Width, this->Height, BoundsSpecified::Location );
   }