3.3 KiB
@cheatsheetSection
Routing and navigation
@cheatsheetIndex 10
@description
{@target js ts}import {RouteConfig, ROUTER_DIRECTIVES, ROUTER_PROVIDERS, ...} from 'angular2/router';{@endtarget}
{@target dart}import 'package:angular2/router.dart';{@endtarget}
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syntax(js ts):
@RouteConfig([ { path: '/:myParam', component: MyComponent, as: 'MyCmp' }, { path: '/staticPath', component: ..., as: ...}, { path: '/*wildCardParam', component: ..., as: ...} ]) class MyComponent() {}|@RouteConfig
syntax(dart):
@RouteConfig(const [ const Route(path: '/:myParam', component: MyComponent, name: 'MyCmp' ), ])|@RouteConfig
description:
Configures routes for the decorated component. Supports static, parameterized, and wildcard routes.
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syntax:
<router-outlet></router-outlet>|router-outlet
description:
Marks the location to load the component of the active route.
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syntax:
<a [routerLink]="[ '/MyCmp', {myParam: 'value' } ]">|[routerLink]
description:
Creates a link to a different view based on a route instruction consisting of a route name and optional parameters. The route name matches the as property of a configured route. Add the '/' prefix to navigate to a root route; add the './' prefix for a child route.
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syntax(js ts):
@CanActivate(() => { ... })class MyComponent() {}|@CanActivate
syntax(dart):
@CanActivate(() => ...)class MyComponent() {}|@CanActivate
description:
A component decorator defining a function that the router should call first to determine if it should activate this component. Should return a boolean or a {@target js ts}promise{@endtarget}{@target dart}future{@endtarget}.
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syntax:
routerOnActivate(nextInstruction, prevInstruction) { ... }|routerOnActivate
description:
After navigating to a component, the router calls the component's routerOnActivate method (if defined).
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syntax:
routerCanReuse(nextInstruction, prevInstruction) { ... }|routerCanReuse
description:
The router calls a component's routerCanReuse method (if defined) to determine whether to reuse the instance or destroy it and create a new instance. Should return a boolean or a {@target js ts}promise{@endtarget}{@target dart}future{@endtarget}.
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syntax:
routerOnReuse(nextInstruction, prevInstruction) { ... }|routerOnReuse
description:
The router calls the component's routerOnReuse method (if defined) when it re-uses a component instance.
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syntax:
routerCanDeactivate(nextInstruction, prevInstruction) { ... }|routerCanDeactivate
description:
The router calls the routerCanDeactivate methods (if defined) of every component that would be removed after a navigation. The navigation proceeds if and only if all such methods return true or a {@target js ts}promise that is resolved{@endtarget}{@target dart}future that completes successfully{@endtarget}.
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syntax:
routerOnDeactivate(nextInstruction, prevInstruction) { ... }|routerOnDeactivate
description:
Called before the directive is removed as the result of a route change. May return a {@target js ts}promise{@endtarget}{@target dart}future{@endtarget} that pauses removing the directive until the {@target js ts}promise resolves{@endtarget}{@target dart}future completes{@endtarget}.