|  | Class | Description | 
|---|
|  | CancelableMdiWindowEventArgs | Provides the event data for ahe cancelable tabbed Mdi window events. | 
|  | HiddenMdiTabCollection | Provides the list of MdiTabs that are hidden tabs. | 
|  | MdiTab | Provides the MDI tab that is assigned to a user's MDI form (a form derived from the framework's MdiTabForm). | 
|  | MdiTabCollection | Provides the list of MdiTabs that are members of a MdiTabGroup. | 
|  | MdiTabForm | Provides the base class for a user form which is to be shown as a tabbed MDI form. | 
|  | MdiTabGroup | Provides access to the MdiTabs which compose a MdiTabGroup. | 
|  | MdiTabGroupCollection | Provides the list of tabbed groups in the Mdi frame. | 
|  | MdiTabGroupSettings | Provides the appearance settings for the MdiTabGroup. | 
|  | MdiTabManager | Provides the management of the tabbed MDI windows. | 
|  | MdiTabSettings | Provides the appearance settings for the MdiTabs. | 
|  | MdiWindowEventArgs | Provides the event data for the tabbed Mdi window events. |