web - register beforeunload listener so that there can be others

Benjamin Pasero · Benjamin Pasero · commit f96ea6c12573 · 2019-07-05T17:45:03.000+02:00
diff --git a/src/vs/platform/lifecycle/browser/lifecycleService.ts b/src/vs/platform/lifecycle/browser/lifecycleService.ts
@@ -22,7 +22,7 @@ export class BrowserLifecycleService extends AbstractLifecycleService {
 	}
 
 	private registerListeners(): void {
-		window.onbeforeunload = () => this.beforeUnload();
+		window.addEventListener('beforeunload', () => this.beforeUnload());
 	}
 
 	private beforeUnload(): string | null {

Original file line number	Diff line number	Diff line change
`@@ -22,7 +22,7 @@ export class BrowserLifecycleService extends AbstractLifecycleService {`
`22`	`22`	`}`
`23`	`23`
`24`	`24`	`private registerListeners(): void {`
`25`		`- window.onbeforeunload = () => this.beforeUnload();`
	`25`	`+ window.addEventListener('beforeunload', () => this.beforeUnload());`
`26`	`26`	`}`
`27`	`27`
`28`	`28`	`private beforeUnload(): string \| null {`