Add default close operation to terminate demo

mikera · mikera · commit 7e68f1b1bb23 · 2020-03-08T10:47:33.000+08:00
diff --git a/src/main/java/MaterialUISwingDemo.java b/src/main/java/MaterialUISwingDemo.java
@@ -328,7 +328,8 @@ public void actionPerformed(ActionEvent e) {
 		// make everything visible to the world
 		frame.pack ();
 		frame.setVisible (true);
-
+		frame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
+		
 		JFileChooser fileChooser = new JFileChooser ();
 		fileChooser.showOpenDialog (frame);
 	}
