/**
 * A custom event dispatcher for a component. `T` is the type of `event.detail`,
 * which will be set to whatever is passed in to `dispatch()`.
 */
export interface Dispatcher<T> {
    dispatch: (detail: T) => CustomEvent<T>;
}
/** Defines a component class property as a dispatcher for a custom event. */
export declare function EventDispatcher(eventName?: string): PropertyDecorator;