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docs(router): improve docs for RouterOutlet methods

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Closes #3909
This commit is contained in:
Brian Ford 2015-08-30 20:36:21 -07:00
parent ad16e9d910
commit fa2c6791b4
1 changed files with 27 additions and 3 deletions
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30
modules/angular2/src/router/router_outlet.ts
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@ -40,6 +40,10 @@ export class RouterOutlet {
}
}
/**
* Called by the Router to instantiate a new component during the commit phase of a navigation.
* This method in turn is responsible for calling the `onActivate` hook of its child.
*/
activate(nextInstruction: ComponentInstruction): Promise<any> {
var previousInstruction = this._currentInstruction;
this._currentInstruction = nextInstruction;
@ -61,6 +65,11 @@ export class RouterOutlet {
});
}
/**
* Called by the {@link Router} during the commit phase of a navigation when an outlet
* reuses a component between different routes.
* This method in turn is responsible for calling the `onReuse` hook of its child.
*/
reuse(nextInstruction: ComponentInstruction): Promise<any> {
var previousInstruction = this._currentInstruction;
this._currentInstruction = nextInstruction;
@ -74,6 +83,10 @@ export class RouterOutlet {
true);
}
/**
* Called by the {@link Router} when an outlet reuses a component across navigations.
* This method in turn is responsible for calling the `onReuse` hook of its child.
*/
deactivate(nextInstruction: ComponentInstruction): Promise<any> {
var next = _resolveToTrue;
if (isPresent(this._componentRef) && isPresent(this._currentInstruction) &&
@ -90,7 +103,12 @@ export class RouterOutlet {
}
/**
* Called by Router during recognition phase
* Called by the {@link Router} during recognition phase of a navigation.
*
* If this resolves to `false`, the given navigation is cancelled.
*
* This method delegates to the child component's `canDeactivate` hook if it exists,
* and otherwise resolves to true.
*/
canDeactivate(nextInstruction: ComponentInstruction): Promise<boolean> {
if (isBlank(this._currentInstruction)) {
@ -103,9 +121,15 @@ export class RouterOutlet {
return _resolveToTrue;
}
/**
* Called by Router during recognition phase
* Called by the {@link Router} during recognition phase of a navigation.
*
* If the new child component has a different Type than the existing child component,
* this will resolve to `false`. You can't reuse an old component when the new component
* is of a different Type.
*
* Otherwise, this method delegates to the child component's `canReuse` hook if it exists,
* or resolves to true if the hook is not present.
*/
canReuse(nextInstruction: ComponentInstruction): Promise<boolean> {
var result;