import { TypedChanges } from "./interfaces";
import { AfterContentChecked, AfterContentInit, AfterViewChecked, AfterViewInit, DoCheck, OnChanges, OnDestroy, OnInit } from "@angular/core";
import { mixins } from "./internals/apply-mixins";
/**
 * Implements all of the builtin lifecycle hooks provided by Angular and makes them observable.
 *
 * @usageNotes
 *
 * ```ts
 * @Component()
 * export class MyComponent extends NgObservable {
 *     constructor() {
 *         ngOnInit(this).subscribe(() => {
 *             console.log("ngOnInit")
 *         })
 *     }
 * }
 * ```
 *
 * @publicApi
 */
export declare abstract class NgObservable implements OnInit, OnChanges, DoCheck, OnDestroy, AfterContentInit, AfterContentChecked, AfterViewInit, AfterViewChecked {
    static [mixins]: void;
    /**
     * OnChanges lifecycle hook
     *
     * @param changes Simple changes can be strongly typed where input props are known
     */
    ngOnChanges(changes: TypedChanges<any>): void;
    /**
     * OnInit lifecycle hook
     */
    ngOnInit(): void;
    /**
     * ngDoCheck lifecycle hook
     */
    ngDoCheck(): void;
    /**
     * ngAfterContentInit lifecycle hook
     */
    ngAfterContentInit(): void;
    /**
     * ngAfterContentChecked lifecycle hook
     */
    ngAfterContentChecked(): void;
    /**
     * ngAfterViewInit lifecycle hook
     */
    ngAfterViewInit(): void;
    /**
     * ngAfterViewChecked lifecycle hook
     */
    ngAfterViewChecked(): void;
    /**
     * ngOnDestroy lifecycle hook
     */
    ngOnDestroy(): void;
}