ComponentFactory.Krypton.Ribbon.ViewDrawRibbonGroupNumericUpDown.UpdateParent C# (CSharp) Method

        private void UpdateParent(Control parentControl)
        {
            // Is there a change in the numeric up-down or a change in
            // the parent control that is hosting the control...
            if ((parentControl != LastParentControl) ||
                (LastNumericUpDown != _ribbonNumericUpDown.NumericUpDown))
            {
                // We only modify the parent and visible state if processing for correct container
                if ((_ribbonNumericUpDown.RibbonContainer.RibbonGroup.ShowingAsPopup && (parentControl is VisualPopupGroup)) ||
                    (!_ribbonNumericUpDown.RibbonContainer.RibbonGroup.ShowingAsPopup && !(parentControl is VisualPopupGroup)))
                {
                    // If we have added the custrom control to a parent before
                    if ((LastNumericUpDown != null) && (LastParentControl != null))
                    {
                        // If that control is still a child of the old parent
                        if (LastParentControl.Controls.Contains(LastNumericUpDown))
                        {
                            // Check for a collection that is based on the read only class
                            LastParentControl.Controls.Remove(LastNumericUpDown);
                        }
                    }

                    // Remember the current control and new parent
                    LastNumericUpDown = _ribbonNumericUpDown.NumericUpDown;
                    LastParentControl = parentControl;

                    // If we have a new numeric up-down and parent
                    if ((LastNumericUpDown != null) && (LastParentControl != null))
                    {
                        // Ensure the control is not in the display area when first added
                        LastNumericUpDown.Location = new Point(-LastNumericUpDown.Width, -LastNumericUpDown.Height);

                        // Check for the correct visible state of the numeric up-down
                        UpdateVisible(LastNumericUpDown);

                        // Check for a collection that is based on the read only class
                        LastParentControl.Controls.Add(LastNumericUpDown);
                    }
                }
            }
        }