/*
* Copyright (c) 2007-2012 The Broad Institute, Inc.
* SOFTWARE COPYRIGHT NOTICE
* This software and its documentation are the copyright of the Broad Institute, Inc. All rights are reserved.
*
* This software is supplied without any warranty or guaranteed support whatsoever. The Broad Institute is not responsible for its use, misuse, or functionality.
*
* This software is licensed under the terms of the GNU Lesser General Public License (LGPL),
* Version 2.1 which is available at http://www.opensource.org/licenses/lgpl-2.1.php.
*/
package org.broad.igv.ui.panel;
import org.broad.igv.ui.IGV;
import javax.swing.*;
import javax.swing.event.PopupMenuEvent;
import javax.swing.event.PopupMenuListener;
import java.util.HashSet;
/**
* Extension of JPopupMenu that provides an instance cache, and closeAll method. Created so that popup
* menus can be closed if the IGV main window looses focus.
*
* @author jrobinso
* @date Jul 9, 2011
*/
public class IGVPopupMenu extends JPopupMenu {
private static HashSet<IGVPopupMenu> instances = new HashSet();
public IGVPopupMenu() {
instances.add(this);
addPopupMenuListener(new PopupMenuListener() {
public void popupMenuWillBecomeVisible(PopupMenuEvent popupMenuEvent) {
}
public void popupMenuWillBecomeInvisible(PopupMenuEvent popupMenuEvent) {
close();
}
public void popupMenuCanceled(PopupMenuEvent popupMenuEvent) {
close();
}
private void close() {
if (IGV.hasInstance()) {
IGV.getInstance().repaint();
}
instances.remove(IGVPopupMenu.this);
}
});
}
public static void closeAll() {
synchronized (instances) {
for (IGVPopupMenu inst : instances) {
inst.setVisible(false);
}
instances.clear();
}
}
}