Event Handling

Ogólne bardzo przydatne informacje: https://docs.oracle.com/javafx/2/events/processing.htm

DragablePanelsExample: https://docs.oracle.com/javase/8/javafx/events-tutorial/draggablepanelsexamplejava.htm#CHDHIGHI

https://docs.oracle.com/javase/8/javafx/api/javafx/scene/input/MouseEvent.html

https://docs.oracle.com/javase/8/javafx/api/javafx/stage/WindowEvent.html