[gio.application.Application.markBusy] or [gio.application.Application.bindBusyProperty].
Application.isBusy
bool isBusy() @propertyGet isBusy property.
Returns
Whether the application is currently marked as busy through
bool isBusy() @propertyGet isBusy property.
[gio.application.Application.markBusy] or [gio.application.Application.bindBusyProperty].