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fix(angular): es6 classes break in ie11 (#16417)

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fixes #15979
This commit is contained in:
Manu MA
2018-11-21 23:59:12 +01:00
committed by GitHub
parent bc3e192427
commit ce1fcea68c
1 changed files with 9 additions and 10 deletions
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19
angular/src/providers/platform.ts
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@ -3,15 +3,8 @@ import { BackButtonDetail, Platforms, getPlatforms, isPlatform } from '@ionic/co
import { proxyEvent } from '../util/util';
export class BackButtonEmitter extends EventEmitter<BackButtonDetail> {
constructor() {
super();
}
subscribeWithPriority(priority: number, callback: () => Promise<any> | void) {
return this.subscribe((ev: BackButtonDetail) => {
ev.register(priority, callback);
});
}
export interface BackButtonEmitter extends EventEmitter<BackButtonDetail> {
subscribeWithPriority(priority: number, callback: () => Promise<any> | void): void;
}
@Injectable()
@ -22,7 +15,7 @@ export class Platform {
/**
* @hidden
*/
backButton = new BackButtonEmitter();
backButton: BackButtonEmitter = new EventEmitter<BackButtonDetail>() as any;
/**
* The pause event emits when the native platform puts the application
@ -47,6 +40,12 @@ export class Platform {
resize = new EventEmitter<void>();
constructor() {
this.backButton.subscribeWithPriority = function(priority, callback) {
return this.subscribe((ev: BackButtonDetail) => {
ev.register(priority, callback);
});
};
proxyEvent(this.pause, document, 'pause');
proxyEvent(this.resume, document, 'resume');
proxyEvent(this.backButton, document, 'ionBackButton');