VAGSuite.MapViewerEx.toolStripButton6_Click C# (CSharp) Method

        private void toolStripButton6_Click(object sender, EventArgs e)
        {
            if (this.Parent is DevExpress.XtraBars.Docking.DockPanel)
            {
                DevExpress.XtraBars.Docking.DockPanel pnl = (DevExpress.XtraBars.Docking.DockPanel)this.Parent;
                if (pnl.FloatForm == null)
                {
                    pnl.FloatSize = new Size(Screen.PrimaryScreen.WorkingArea.Width, Screen.PrimaryScreen.WorkingArea.Height);
                    pnl.FloatLocation = new System.Drawing.Point(1, 1);
                    pnl.MakeFloat();
                    // alleen grafiek
                    splitContainer1.Panel1Collapsed = false;
                    splitContainer1.Panel2Collapsed = false;
                }
                else
                {
                    pnl.Restore();
                    splitContainer1.Panel1Collapsed = false;
                    splitContainer1.Panel2Collapsed = false;
                }
            }
            else if (this.Parent is DevExpress.XtraBars.Docking.ControlContainer)
            {
                DevExpress.XtraBars.Docking.ControlContainer container = (DevExpress.XtraBars.Docking.ControlContainer)this.Parent;
                if (container.Panel.FloatForm == null)
                {
                    container.Panel.FloatSize = new Size(Screen.PrimaryScreen.WorkingArea.Width, Screen.PrimaryScreen.WorkingArea.Height);
                    container.Panel.FloatLocation = new System.Drawing.Point(1, 1);
                    container.Panel.MakeFloat();
                    splitContainer1.Panel1Collapsed = false;
                    splitContainer1.Panel2Collapsed = false;
                }
                else
                {
                    container.Panel.Restore();
                    splitContainer1.Panel1Collapsed = false;
                    splitContainer1.Panel2Collapsed = false;
                }

            }
        }