import { TemplateRef } from "@angular/core";
import { Observable } from "rxjs/Observable";
export declare type ColumnToggleButtons = "ok" | "selectAll";
export declare class ColumnToggleButtonsService {
    buttons: TemplateRef<any>;
    selectAllDisabled: boolean;
    private _okButtonClicked;
    readonly okButtonClicked: Observable<any>;
    private _selectAllButtonClicked;
    readonly selectAllButtonClicked: Observable<any>;
    buttonClicked(type: ColumnToggleButtons): void;
}