From Xojo Documentation

Property (As MDIWindow )

aApplication.MDIWindow = newMDIWindowValue
MDIWindowValue = aApplication.MDIWindow

Supported for all project types and targets.

Provides access to the properties and methods of the MDIWindow class.


Valid only for Windows apps that are built using the Multiple Document Interface option.

Sample Code

This code sets the Title property of the app's MDI window.

App.MDIWindow.Title = "The MDI Window Title"