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perf(angular): skip zone

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This commit is contained in:
Manu Mtz.-Almeida
2019-07-06 19:33:34 +02:00
parent 7953088418
commit e059fc8048
19 changed files with 137 additions and 131 deletions
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41
angular/src/app-initialize.ts
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@ -10,7 +10,14 @@ export function appInitialize(config: Config, doc: Document, zone: NgZone) {
if (win) {
const Ionic = win.Ionic = win.Ionic || {};
Ionic.config = config;
Ionic.config = {
...config,
_zoneGate: (h: any) => zone.run(h)
};
const aelFn = '__zone_symbol__addEventListener' in (document.body as any)
? '__zone_symbol__addEventListener'
: 'addEventListener';
return applyPolyfills().then(() => {
return defineCustomElements(win, {
@ -23,41 +30,13 @@ export function appInitialize(config: Config, doc: Document, zone: NgZone) {
});
},
ael(elm, eventName, cb, opts) {
if ((elm as any).__zone_symbol__addEventListener && skipZone(eventName)) {
(elm as any).__zone_symbol__addEventListener(eventName, cb, opts);
} else {
elm.addEventListener(eventName, cb, opts);
}
(elm as any)[aelFn](eventName, cb, opts);
},
rel(elm, eventName, cb, opts) {
if ((elm as any).__zone_symbol__removeEventListener && skipZone(eventName)) {
(elm as any).__zone_symbol__removeEventListener(eventName, cb, opts);
} else {
elm.removeEventListener(eventName, cb, opts);
}
elm.removeEventListener(eventName, cb, opts);
}
});
});
}
};
}
const SKIP_ZONE = [
'scroll',
'resize',
'touchstart',
'touchmove',
'touchend',
'mousedown',
'mousemove',
'mouseup',
'ionStyle',
'ionTabButtonClick'
];
function skipZone(eventName: string) {
return SKIP_ZONE.indexOf(eventName) >= 0;
}