var __extends = (this && this.__extends) || function (d, b) {
for (var p in b) Eif (b.hasOwnProperty(p)) d[p] = b[p];
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
var Subscriber_1 = require('../Subscriber');
var Subject_1 = require('../Subject');
var Subscription_1 = require('../Subscription');
var tryCatch_1 = require('../util/tryCatch');
var errorObject_1 = require('../util/errorObject');
function windowWhen(closingSelector) {
return this.lift(new WindowOperator(closingSelector));
}
exports.windowWhen = windowWhen;
var WindowOperator = (function () {
function WindowOperator(closingSelector) {
this.closingSelector = closingSelector;
}
WindowOperator.prototype.call = function (subscriber) {
return new WindowSubscriber(subscriber, this.closingSelector);
};
return WindowOperator;
})();
var WindowSubscriber = (function (_super) {
__extends(WindowSubscriber, _super);
function WindowSubscriber(destination, closingSelector) {
_super.call(this, destination);
this.closingSelector = closingSelector;
this.window = new Subject_1.Subject();
this.openWindow();
}
WindowSubscriber.prototype._next = function (value) {
this.window.next(value);
};
WindowSubscriber.prototype._error = function (err) {
this.window.error(err);
this.destination.error(err);
this._unsubscribeClosingNotification();
};
WindowSubscriber.prototype._complete = function () {
this.window.complete();
this.destination.complete();
this._unsubscribeClosingNotification();
};
WindowSubscriber.prototype.unsubscribe = function () {
_super.prototype.unsubscribe.call(this);
this._unsubscribeClosingNotification();
};
WindowSubscriber.prototype._unsubscribeClosingNotification = function () {
var closingNotification = this.closingNotification;
Eif (closingNotification) {
closingNotification.unsubscribe();
}
};
WindowSubscriber.prototype.openWindow = function () {
var prevClosingNotification = this.closingNotification;
if (prevClosingNotification) {
this.remove(prevClosingNotification);
prevClosingNotification.unsubscribe();
}
var prevWindow = this.window;
Eif (prevWindow) {
prevWindow.complete();
}
this.destination.next(this.window = new Subject_1.Subject());
var closingNotifier = tryCatch_1.tryCatch(this.closingSelector)();
if (closingNotifier === errorObject_1.errorObject) {
var err = closingNotifier.e;
this.destination.error(err);
this.window.error(err);
}
else {
var closingNotification = this.closingNotification = new Subscription_1.Subscription();
this.add(closingNotification.add(closingNotifier._subscribe(new WindowClosingNotifierSubscriber(this))));
}
};
return WindowSubscriber;
})(Subscriber_1.Subscriber);
var WindowClosingNotifierSubscriber = (function (_super) {
__extends(WindowClosingNotifierSubscriber, _super);
function WindowClosingNotifierSubscriber(parent) {
_super.call(this, null);
this.parent = parent;
}
WindowClosingNotifierSubscriber.prototype._next = function () {
this.parent.openWindow();
};
WindowClosingNotifierSubscriber.prototype._error = function (err) {
this.parent.error(err);
};
WindowClosingNotifierSubscriber.prototype._complete = function () {
this.parent.openWindow();
};
return WindowClosingNotifierSubscriber;
})(Subscriber_1.Subscriber);
//# sourceMappingURL=windowWhen.js.map |