当从子路由中的子模块导航到另一个同级子路由时,路由器不会销毁先前的组件,而是在前进和后退导航时附加新组件。
为什么会这样?
从
为什么会这样?
从
/#/subscriber/lookup
开始,移动到 /#/subscriber/register
路由。<a [routerLink]="['../register']">Subscriber register link</a>
app.routes.ts
/**
* Angular 2 decorators and services
*/
import { Routes } from '@angular/router';
/**
* Other services
*/
import { RouteProtection } from '../services/route-protection.service';
// import { DataResolver } from './app.resolver';
/**
* Imported Components
*/
import { LoginComponent } from '../login/login.component';
import { NotFound404Component } from '../404/notfound404.component';
export const ROUTES: Routes = [{
path: '',
redirectTo: 'subscriber',
pathMatch: 'full',
}, {
path: 'subscriber',
loadChildren: '../+subscriber/subscriber.module#SubscriberModule',
// canActivate: [RouteProtection]
}, {
path: 'detail',
loadChildren: '../+detail/detail.module#DetailModule',
canActivate: [RouteProtection]
}, {
path: 'login',
component: LoginComponent
}, {
path: '**',
component: NotFound404Component
}, {
path: '404',
component: NotFound404Component
}];
// export const routing = RouterModule.forRoot(ROUTES, { useHash: true});
subscriber.routes.ts
/**
* Imported Components
*/
import { SubscriberLookupComponent } from './lookup/subscriber-lookup.component';
import { SubscriberRegisterComponent } from './register/subscriber-register.component';
/*
* Shared Utilities & Other Services
*/
// import { RouteProtection } from '../services/route-protection.service';
// import { DataResolver } from '../services/app.resolver';
export const subscriberRoutes = [{
path: '',
children: [{
path: '',
pathMatch: 'full',
redirectTo: 'lookup'
}, {
path: 'lookup',
component: SubscriberLookupComponent, //canActivate: [RouteProtection],
}, {
path: 'register',
component: SubscriberRegisterComponent, //canActivate: [RouteProtection], // resolve: { 'dataBroughtToComponent': DataResolver }
}]
},];
app.module.ts
/**
* `AppModule` is the main entry point into Angular2's bootstraping process
*/
@NgModule({
bootstrap: [AppComponent],
declarations: [ // declarations contains: components, directives and pipes
// Components
AppComponent, LoginComponent, NotFound404Component, // Directives
NavSidebarComponent, NavHeaderComponent, NavFooterComponent
// Pipes
],
imports: [ // import other modules
BrowserModule, SharedModule, BrowserAnimationsModule, RouterModule.forRoot(ROUTES, {useHash: true}), NgbModule.forRoot()
/* ApplicationInsightsModule.forRoot({
instrumentationKey: '116b16e7-0307-4d62-b201-db3ea88a32c7'
})*/
],
providers: [ // expose our Services and Providers into Angular's dependency injection
ENV_PROVIDERS, APP_PROVIDERS, AUTH_PROVIDERS]
})
subscriber.module.ts
@NgModule({
imports: [
SharedModule,
CommonModule,
RouterModule.forChild(subscriberRoutes)
],
declarations: [ // Components / Directives / Pipes
SubscriberLookupComponent,
SubscriberRegisterComponent
],
// exports: [
// SharedModule,
// SubscriberLookupComponent,
// SubscriberRegisterComponent
// ]
})
在导航时会发生以下情况: