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Use Mql.addListener for backwards compat (Safari < v14) (#1304)

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Daniel James Smith 2021-11-18 19:03:20 +01:00 committed by GitHub
parent d6c419bad8
commit 977fdef787
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1 changed files with 11 additions and 4 deletions
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15
src/services/webPlatformUtils.service.ts
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@ -156,7 +156,7 @@ export class WebPlatformUtilsService implements PlatformUtilsService {
}
supportsWebAuthn(win: Window): boolean {
return (typeof(PublicKeyCredential) !== 'undefined');
return (typeof (PublicKeyCredential) !== 'undefined');
}
supportsDuo(): boolean {
@ -304,8 +304,15 @@ export class WebPlatformUtilsService implements PlatformUtilsService {
}
onDefaultSystemThemeChange(callback: ((theme: ThemeType.Light | ThemeType.Dark) => unknown)) {
this.prefersColorSchemeDark.addEventListener('change', ({ matches }) => {
callback(matches ? ThemeType.Dark : ThemeType.Light);
});
try {
this.prefersColorSchemeDark.addEventListener('change', ({ matches }) => {
callback(matches ? ThemeType.Dark : ThemeType.Light);
});
} catch (e) {
// Safari older than v14
this.prefersColorSchemeDark.addListener(ev => {
callback(ev.matches ? ThemeType.Dark : ThemeType.Light);
});
}
}
}