import { Emitter, Event } from '../common/event';
export interface SelectionProvider<T> {
    onSelectionChanged: Event<T | undefined>;
}
export declare class SelectionService implements SelectionProvider<Object | undefined> {
    private currentSelection;
    protected readonly onSelectionChangedEmitter: Emitter<any>;
    readonly onSelectionChanged: Event<any>;
    get selection(): Object | undefined;
    set selection(selection: Object | undefined);
}
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