import { HostElementComponent, Generic } from "cmf.core/src/core";
import * as ng from "@angular/core";
/**
 * onChangeDetected Interface
 *
 * This interface is designed to work together with the 'cmf-core-controls-detect-changes-when' directive {@see DetectChangesWhen}
 */
export interface OnChangeDetected {
    /**
     * On Change Detected Handler
     */
    onChangeDetected(): void;
}
/**
 * Detect Changes Directive
 * NOTE: this directive should only be used on components that implement the {@see onChangeDetected} interface.
 *
 * This directive is listening for the Angular onChanges {@see ng.OnChanges} event and
 * will trigger the onChangeDetected method on the host component.
 *
 * ## Example
 *
 * ```html
 * <cmf-core-controls-actionBar [cmf-core-controls-detect-changes-when]="_myProperty">...</cmf-core-controls-actionBar>
 * ```
 */
export declare class DetectChangesWhen extends Generic implements ng.OnChanges {
    /**
     * Gets or sets the input received by the directive.
     */
    input: any;
    /**
     * Directive's host component.
     */
    hostComponent: OnChangeDetected;
    /**
     * DetectChangesWhen Directive Constructor
     *
     * @param appViewManager Application View Manager
     * @param elementRef Element Reference.
     */
    constructor(viewContainerRef: ng.ViewContainerRef, hostElementComponent: HostElementComponent);
    /**
     * Angular's onChanges event handler
     */
    ngOnChanges(changes: any): void;
}
export declare class DetectChangesWhenModule {
}