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feat(): add ability to continue processing hardware back button events (#20613)

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fixes #17824
This commit is contained in:
Liam DeBeasi
2020-04-27 12:58:37 -04:00
committed by GitHub
parent 429edb053b
commit 3821c0463a
8 changed files with 115 additions and 37 deletions
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5
angular/src/providers/nav-controller.ts
View File

@ -45,7 +45,10 @@ export class NavController {
}
// Subscribe to backButton events
platform.backButton.subscribeWithPriority(0, () => this.pop());
platform.backButton.subscribeWithPriority(0, processNextHandler => {
this.pop();
processNextHandler();
});
}
/**

8
angular/src/providers/platform.ts
View File

@ -4,7 +4,7 @@ import { BackButtonEventDetail, Platforms, getPlatforms, isPlatform } from '@ion
import { Subject, Subscription } from 'rxjs';
export interface BackButtonEmitter extends Subject<BackButtonEventDetail> {
subscribeWithPriority(priority: number, callback: () => Promise<any> | void): Subscription;
subscribeWithPriority(priority: number, callback: (processNextHandler: () => void) => Promise<any> | void): Subscription;
}
@Injectable({
@ -46,9 +46,9 @@ export class Platform {
zone.run(() => {
this.win = doc.defaultView;
this.backButton.subscribeWithPriority = function(priority, callback) {
return this.subscribe(ev => (
ev.register(priority, () => zone.run(callback))
));
return this.subscribe(ev => {
return ev.register(priority, processNextHandler => zone.run(() => callback(processNextHandler)));
});
};
proxyEvent(this.pause, doc, 'pause');