skrueger/swing/AtlasDialog.java

package skrueger.swing;

import java.awt.Component;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;

import javax.swing.JComponent;
import javax.swing.JDialog;
import javax.swing.JRootPane;
import javax.swing.KeyStroke;

import schmitzm.swing.SwingUtil;

public class AtlasDialog extends JDialog {

        public AtlasDialog(final Component owner, String title) {
                super(SwingUtil.getParentWindow(owner), title);
                initDialog();
        }

        public AtlasDialog(final Component parentWindowComponent) {
                this(parentWindowComponent, null);
        }

        private void initDialog() {

                setDefaultCloseOperation(JDialog.DO_NOTHING_ON_CLOSE);

                addWindowListener(new WindowAdapter() {

                        @Override
                        public void windowClosing(WindowEvent e) {
                                close();
                        }

                });
        }

        /**
         * Allows to close the {@link JDialog} from "outside". {@link AtlasDialog}
         * is not implementing {@link Cancellable}, so the dialog is just disposed.
         */
        public boolean close() {
                dispose();
                return true;
        }

        /**
         * Since the registerKeyboardAction() method is part of the JComponent class
         * definition, you must define the Escape keystroke and register the
         * keyboard action with a JComponent, not with a JDialog. The JRootPane for
         * the JDialog serves as an excellent choice to associate the registration,
         * as this will always be visible. If you override the protected
         * createRootPane() method of JDialog, you can return your custom JRootPane
         * with the keystroke enabled:
         */
        @Override
        protected JRootPane createRootPane() {
                final KeyStroke stroke = KeyStroke.getKeyStroke(KeyEvent.VK_ESCAPE, 0);
                final JRootPane rootPane = new JRootPane();
                rootPane.registerKeyboardAction(new ActionListener() {

                        public void actionPerformed(final ActionEvent e) {
                                close();
                        }

                }, stroke, JComponent.WHEN_IN_FOCUSED_WINDOW);

                return rootPane;
        }
}
1	package skrueger.swing;
2
3	import java.awt.Component;
4	import java.awt.event.ActionEvent;
5	import java.awt.event.ActionListener;
6	import java.awt.event.KeyEvent;
7	import java.awt.event.WindowAdapter;
8	import java.awt.event.WindowEvent;
9
10	import javax.swing.JComponent;
11	import javax.swing.JDialog;
12	import javax.swing.JRootPane;
13	import javax.swing.KeyStroke;
14
15	import schmitzm.swing.SwingUtil;
16
17	public class AtlasDialog extends JDialog {
18
19	public AtlasDialog(final Component owner, String title) {
20	super(SwingUtil.getParentWindow(owner), title);
21	initDialog();
22	}
23
24	public AtlasDialog(final Component parentWindowComponent) {
25	this(parentWindowComponent, null);
26	}
27
28	private void initDialog() {
29
30	setDefaultCloseOperation(JDialog.DO_NOTHING_ON_CLOSE);
31
32	addWindowListener(new WindowAdapter() {
33
34	@Override
35	public void windowClosing(WindowEvent e) {
36	close();
37	}
38
39	});
40	}
41
42	/**
43	* Allows to close the {@link JDialog} from "outside". {@link AtlasDialog}
44	* is not implementing {@link Cancellable}, so the dialog is just disposed.
45	*/
46	public boolean close() {
47	dispose();
48	return true;
49	}
50
51	/**
52	* Since the registerKeyboardAction() method is part of the JComponent class
53	* definition, you must define the Escape keystroke and register the
54	* keyboard action with a JComponent, not with a JDialog. The JRootPane for
55	* the JDialog serves as an excellent choice to associate the registration,
56	* as this will always be visible. If you override the protected
57	* createRootPane() method of JDialog, you can return your custom JRootPane
58	* with the keystroke enabled:
59	*/
60	@Override
61	protected JRootPane createRootPane() {
62	final KeyStroke stroke = KeyStroke.getKeyStroke(KeyEvent.VK_ESCAPE, 0);
63	final JRootPane rootPane = new JRootPane();
64	rootPane.registerKeyboardAction(new ActionListener() {
65
66	public void actionPerformed(final ActionEvent e) {
67	close();
68	}
69
70	}, stroke, JComponent.WHEN_IN_FOCUSED_WINDOW);
71
72	return rootPane;
73	}
74	}
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