Variable: GtkSpinner
constGtkSpinner:"GtkSpinner"
Defined in: generated/jsx.ts:19640
Displays an icon-size spinning animation.
It is often used as an alternative to a Gtk.ProgressBar for displaying indefinite activity, instead of actual progress.

To start the animation, use Gtk.Spinner.start, to stop it use Gtk.Spinner.stop.
CSS nodes
GtkSpinner has a single CSS node with the name spinner.
When the animation is active, the :checked pseudoclass is
added to this node.
Accessibility
GtkSpinner uses the Gtk.AccessibleRole.progress_bar role.