MobileContainer.AppearanceChanged
From Xojo Documentation
Event
MobileContainer.AppearanceChanged(dark As Boolean)
New in 2020r2
Supported for all project types and targets.
New in 2020r2
Supported for all project types and targets.
Called when a user switches between Light and Dark mode.
Notes
Use this event to update any graphics or other UI as needed.
See Also
ColorGroup class, Color.IsDarkMode method.