LayoutAllowEventArgs PropertiesProvides data for events raised when upgrading a control's layout, allowing you to cancel the upgrade (e.g. BaseView.BeforeLoadLayout, BarManager.BeforeLoadLayout, etc.).
|Allow||Gets or sets whether to allow upgrading the control layout.|
|NewHiddenItems||Returns an array of items that exist in the current control but do not exist in the layout being loaded. These items are hidden. This property is in effect for the LayoutControl. Inherited from LayoutUpgradeEventArgs.|
|PreviousVersion||Returns the textual representation of the previous layout version. Inherited from LayoutUpgradeEventArgs.|