angular-cn/modules/@angular/router/src/interfaces.ts

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/**
* @license
* Copyright Google Inc. All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import {Observable} from 'rxjs/Observable';
import {ActivatedRouteSnapshot, RouterStateSnapshot} from './router_state';
/**
* An interface a class can implement to be a guard deciding if a route can be activated.
*/
export interface CanActivate {
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canActivate(route: ActivatedRouteSnapshot, state: RouterStateSnapshot):
Observable<boolean>|boolean;
}
/**
* An interface a class can implement to be a guard deciding if a route can be deactivated.
*/
export interface CanDeactivate<T> {
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canDeactivate(component: T, route: ActivatedRouteSnapshot, state: RouterStateSnapshot):
Observable<boolean>|boolean;
}