Notifications.java 文件源码

private Timeline createHideTimeline(final Popup popup, NotificationBar bar, final Pos p, Duration startDelay, Notifications notification) {
    KeyValue fadeOutBegin = new KeyValue(bar.opacityProperty(), 1.0);
    KeyValue fadeOutEnd = new KeyValue(bar.opacityProperty(), 0.0);

    KeyFrame kfBegin = new KeyFrame(Duration.ZERO, fadeOutBegin);
    KeyFrame kfEnd = new KeyFrame(Duration.millis(500), fadeOutEnd);

    Timeline timeline = new Timeline(kfBegin, kfEnd);
    timeline.setDelay(startDelay);
    timeline.setOnFinished(new EventHandler<ActionEvent>() {
        @Override
        public void handle(ActionEvent e) {
            hide(popup, p);
            notification.onHideAction.handle(e);
        }
    });

    return timeline;
}