How Do I Control the Visibility of a Subform When it is Placed on a Tab Control? (Magic xpa 4.x)

When you place a subform on a Tab control, it will only be visible on that tab. There is nothing else you need to do: just place it on a tab as you would any other control.

See also

How Do I Automatically Drop Form Controls Using a Specific Control Model?

Attaching the control

The Online and Rich Client Samples projects (program SB04 and RSB04)