lazy-widgets/dist/events/WidgetEvent.js

Typescript retained mode GUI for the HTML canvas API

/**
 * Which event propagation model is an event type using?
 *
 * @category Event
 */
export var PropagationModel;
(function (PropagationModel) {
    /**
     * This event is propagated down the UI tree, in depth-first order. The
     * event is handled at every iterated {@link Widget}.
     */
    PropagationModel[PropagationModel["Trickling"] = 0] = "Trickling";
    /**
     * This event is propagated down the UI tree. The event is handled at every
     * iterated {@link Widget}.
     */
    PropagationModel[PropagationModel["Bubbling"] = 1] = "Bubbling";
    /**
     * This event is only handled at the origin of the event; it does not
     * propagate.
     */
    PropagationModel[PropagationModel["Sticky"] = 2] = "Sticky";
})(PropagationModel || (PropagationModel = {}));
/**
 * An event fired to/from a {@link Widget} in a UI tree.
 *
 * @category Event
 */
export class WidgetEvent {
    /**
     * Check if the type of this event instance matches the type of a given
     * event class, asserting that the instance is of the class' type.
     */
    // eslint-disable-next-line @typescript-eslint/no-explicit-any
    isa(clazz) {
        // XXX this is really ugly, but i'm not sure how this can be done
        // properly
        return clazz.type === this.type;
    }
}
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