Proyectos de Subversion Moodle

let legacyEventsRegistered = false;

if (!legacyEventsRegistered) {

    // The following event triggers are legacy and will be removed in the future.

    // The following approach provides a backwards-compatability layer for the new events.

    // Code should be updated to make use of native events.

    // Listen for the new native elementUpdated event, and trigger the legacy jQuery event.

    document.addEventListener(eventTypes.elementUpdated, event => {

        const legacyEvent = $.Event('updated', event.detail);

        $(event.target).trigger(legacyEvent);

    });

    // Listen for the new native elementUpdateFailed event, and trigger the legacy jQuery event.

    document.addEventListener(eventTypes.elementUpdateFailed, event => {

        const legacyEvent = $.Event('updatefailed', event.detail);

        $(event.target).trigger(legacyEvent);

        // If the legacy event is cancelled, so should the native event.

        if (legacyEvent.isDefaultPrevented()) {

            event.preventDefault();

        }

    });

    legacyEventsRegistered = true;

}