angular/modules/angular2/src/web_workers/ui/event_dispatcher.ts
2015-08-26 14:12:45 -07:00

115 lines
3.4 KiB
TypeScript

import {
RenderViewRef,
RenderEventDispatcher,
} from 'angular2/src/core/render/api';
import {Serializer} from 'angular2/src/web_workers/shared/serializer';
import {
serializeMouseEvent,
serializeKeyboardEvent,
serializeGenericEvent,
serializeEventWithTarget
} from 'angular2/src/web_workers/ui/event_serializer';
import {BaseException} from "angular2/src/core/facade/lang";
import {StringMapWrapper} from 'angular2/src/core/facade/collection';
import {EventEmitter, ObservableWrapper} from 'angular2/src/core/facade/async';
export class EventDispatcher implements RenderEventDispatcher {
constructor(private _viewRef: RenderViewRef, private _sink: EventEmitter,
private _serializer: Serializer) {}
dispatchRenderEvent(elementIndex: number, eventName: string, locals: Map<string, any>): boolean {
var e = locals.get('$event');
var serializedEvent;
// TODO (jteplitz602): support custom events #3350
switch (e.type) {
case "click":
case "mouseup":
case "mousedown":
case "dblclick":
case "contextmenu":
case "mouseenter":
case "mouseleave":
case "mousemove":
case "mouseout":
case "mouseover":
case "show":
serializedEvent = serializeMouseEvent(e);
break;
case "keydown":
case "keypress":
case "keyup":
serializedEvent = serializeKeyboardEvent(e);
break;
case "input":
case "change":
case "blur":
serializedEvent = serializeEventWithTarget(e);
break;
case "abort":
case "afterprint":
case "beforeprint":
case "cached":
case "canplay":
case "canplaythrough":
case "chargingchange":
case "chargingtimechange":
case "close":
case "dischargingtimechange":
case "DOMContentLoaded":
case "downloading":
case "durationchange":
case "emptied":
case "ended":
case "error":
case "fullscreenchange":
case "fullscreenerror":
case "invalid":
case "languagechange":
case "levelfchange":
case "loadeddata":
case "loadedmetadata":
case "obsolete":
case "offline":
case "online":
case "open":
case "orientatoinchange":
case "pause":
case "pointerlockchange":
case "pointerlockerror":
case "play":
case "playing":
case "ratechange":
case "readystatechange":
case "reset":
case "seeked":
case "seeking":
case "stalled":
case "submit":
case "success":
case "suspend":
case "timeupdate":
case "updateready":
case "visibilitychange":
case "volumechange":
case "waiting":
serializedEvent = serializeGenericEvent(e);
break;
default:
throw new BaseException(eventName + " not supported on WebWorkers");
}
var serializedLocals = StringMapWrapper.create();
StringMapWrapper.set(serializedLocals, '$event', serializedEvent);
ObservableWrapper.callNext(this._sink, {
"viewRef": this._serializer.serialize(this._viewRef, RenderViewRef),
"elementIndex": elementIndex,
"eventName": eventName,
"locals": serializedLocals
});
// TODO(kegluneq): Eventually, we want the user to indicate from the UI side whether the event
// should be canceled, but for now just call `preventDefault` on the original DOM event.
return false;
}
}