/*
* File : ExtendedJDialog.java
* Created : 04-jun-2002 12:30
* By : fbusquets
*
* JClic - Authoring and playing system for educational activities
*
* Copyright (C) 2000 - 2005 Francesc Busquets & Departament
* d'Educacio de la Generalitat de Catalunya
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details (see the LICENSE file).
*/
package edu.xtec.util;
import java.awt.Component;
import java.awt.Dialog;
import java.awt.Frame;
import java.awt.event.WindowAdapter;
import javax.swing.JDialog;
import javax.swing.JOptionPane;
/**
* This class is just a {@link javax.swing.JDialog} with a {@link java.awt.event.WindowAdapter}
* that checks for focus lost. It also provides an utility method to place the dialog window
* centered over another swing object.
* @author Francesc Busquets (fbusquets@xtec.cat)
* @version 13.08.29
*/
public class ExtendedJDialog extends JDialog {
private WindowAdapter wa=null;
private boolean waConnected=false;
/** Creates new JDialog */
public ExtendedJDialog(Frame owner, String title, boolean modal) {
super(owner, title, modal);
createComponentEvents();
}
public ExtendedJDialog(Component owner, String title, boolean modal) {
this(JOptionPane.getFrameForComponent(owner), title, modal);
}
public ExtendedJDialog(Dialog owner, String title, boolean modal) {
super(owner, title, modal);
createComponentEvents();
}
protected void createComponentEvents(){
/*
* Removed due to problems with MAC OSX
*
wa=new java.awt.event.WindowAdapter(){
public void windowDeactivated(java.awt.event.WindowEvent e){
requestFocus();
}
};
*/
}
@Override
public void setVisible(boolean b){
if(b){
if(!waConnected && wa!=null){
addWindowListener(wa);
waConnected=true;
}
}
else{
if(waConnected && wa!=null){
removeWindowListener(wa);
waConnected=false;
}
}
super.setVisible(b);
}
public void centerOver(Component parent){
if(parent!=null)
setLocation((parent.getWidth()-getWidth())/2, (parent.getHeight()-getHeight())/2);
setLocationRelativeTo(parent);
}
}