d2-ui
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text/typescript
/// <reference path="../disposables/disposable.ts" />
/// <reference path="../concurrency/scheduler.ts" />
module Rx {
export interface Observable<T> {
/**
* Attaches a controller to the observable sequence with the ability to queue.
* @example
* var source = Rx.Observable.interval(100).controlled();
* source.request(3); // Reads 3 values
* @param {bool} enableQueue truthy value to determine if values should be queued pending the next request
* @param {Scheduler} scheduler determines how the requests will be scheduled
* @returns {Observable} The observable sequence which only propagates values on request.
*/
controlled(enableQueue?: boolean, scheduler?: IScheduler): ControlledObservable<T>;
}
export interface ControlledObservable<T> extends Observable<T> {
request(numberOfItems?: number): IDisposable;
}
}
(function() {
var o: Rx.Observable<string>;
var c = o.controlled();
var d: Rx.IDisposable = c.request();
d = c.request();
d = c.request(5);
});