rx.javafx.sources.WindowEventSource Maven / Gradle / Ivy
/**
* Copyright 2016 Netflix, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package rx.javafx.sources;
import javafx.event.EventHandler;
import javafx.event.EventType;
import javafx.stage.Window;
import javafx.stage.WindowEvent;
import rx.Observable;
import rx.Subscriber;
import rx.schedulers.JavaFxScheduler;
import rx.subscriptions.JavaFxSubscriptions;
public final class WindowEventSource {
private WindowEventSource() {}
public static Observable fromWindowEvents(final Window source, final EventType eventType) {
return Observable.create(new Observable.OnSubscribe() {
@Override
public void call(final Subscriber subscriber) {
final EventHandler handler = subscriber::onNext;
source.addEventHandler(eventType, handler);
subscriber.add(JavaFxSubscriptions.unsubscribeInEventDispatchThread(() -> source.removeEventHandler(eventType, handler)));
}
}).subscribeOn(JavaFxScheduler.getInstance());
}
}