/** @module run */
import { IContext } from "../context/IContext";
/**
 * Helper class that opens components.
 *
 * [[IOpenable]]
 */
export declare class Opener {
    /**
     * Checks if specified component is opened.
     *
     * To be checked components must implement [[IOpenable]] interface.
     * If they don't the call to this method returns true.
     *
     * @param component     the component that is to be checked.
     * @returns true if component is opened and false otherwise.
     *
     * @see [[IOpenable]]
     */
    static isOpenOne(component: any): boolean;
    /**
     * Checks if all components are opened.
     *
     * To be checked components must implement [[IOpenable]] interface.
     * If they don't the call to this method returns true.
     *
     * @param components     a list of components that are to be checked.
     * @returns true if all components are opened and false if at least one component is closed.
     *
     * @see [[isOpenOne]]
     * @see [[IOpenable]]
     */
    static isOpen(components: any[]): boolean;
    /**
     * Opens specific component.
     *
     * To be opened components must implement [[IOpenable]] interface.
     * If they don't the call to this method has no effect.
     *
     * @param context     (optional) execution context to trace execution through call chain.
     * @param component         the component that is to be opened.
     *
     * @see [[IOpenable]]
     */
    static openOne(context: IContext, component: any): Promise<void>;
    /**
     * Opens multiple components.
     *
     * To be opened components must implement [[IOpenable]] interface.
     * If they don't the call to this method has no effect.
     *
     * @param context     (optional) execution context to trace execution through call chain.
     * @param components         the list of components that are to be closed.
     *
     * @see [[openOne]]
     * @see [[IOpenable]]
     */
    static open(context: IContext, components: any[]): Promise<void>;
}