Modify whether the sources in all layers can be interactively selected by
the user.
Sometimes you want to display various tables of sources, but you don't want
the user to be able to click on them for interactive selection. This message
helps you accomplish that.
Modify whether the sources in all layers can be interactively selected by the user.
Sometimes you want to display various tables of sources, but you don't want the user to be able to click on them for interactive selection. This message helps you accomplish that.
See also ModifySelectabilityMessage.