How can I check when a JFrame has been closed?

Question

How do I check when JFrame window is closed?

MediaPanel mediaPanel=new MediaPanel();
JFrame_of_subtitle frame=new JFrame_of_subtitle(mediaPanel);
JP         


        

Answer 1

You will add WindowListener to your frame.

WindowListener has a windowClosing callback function which will be invoked when your frame is being closed.

You can see this tutorial for sample code.