closedTabTimeline = createTimeline(tabRegion, Duration.millis(ANIMATION_SPEED * 1.5F), 0.0F, new EventHandler<ActionEvent>() {
@Override public void handle(ActionEvent event) {
handleClosedTab(tab, closedTab);
}
});
closedTabTimeline.play();
} else {
handleClosedTab(tab, closedTab);
}
}
closedTab.put(tab, closedTabTimeline);