rx.javafx.sources.NodeEventSource 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.Event;
import javafx.event.EventHandler;
import javafx.event.EventType;
import javafx.scene.Node;
import rx.Observable;
import rx.Subscriber;
import rx.functions.Action0;
import rx.schedulers.JavaFxScheduler;
import rx.subscriptions.JavaFxSubscriptions;
public class NodeEventSource {
public static Observable fromNodeEvents(final Node source, final EventType eventType) {
return Observable.create((Observable.OnSubscribe) subscriber -> {
final EventHandler handler = subscriber::onNext;
source.addEventHandler(eventType, handler);
subscriber.add(JavaFxSubscriptions.unsubscribeInEventDispatchThread(() -> source.removeEventHandler(eventType, handler)));
}).subscribeOn(JavaFxScheduler.getInstance());
}
}