import { OnInit, EventEmitter, OnDestroy, OnChanges, SimpleChanges } from '@angular/core';
import { FactoryBase } from '../../../interfaces';
import { FormGroup } from '@angular/forms';
import { CrudComponent } from '../../../components/crud/crud.component';
export declare abstract class PageComponent<T> extends CrudComponent implements OnInit, OnDestroy, OnChanges {
    readonly model: T;
    change: EventEmitter<T>;
    valid: EventEmitter<boolean>;
    form: FormGroup;
    protected readonly factory: FactoryBase<T>;
    constructor(factoryInstantce: FactoryBase<T>);
    ngOnChanges(changes: SimpleChanges): void;
    ngOnInit(): void;
    private initForm;
    onChange(): void;
    ngOnDestroy(): void;
}