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 {

        protected final Component parentWindow;

        public AtlasDialog(final Component parentWindow, String title) {
                super(SwingUtil.getParentWindow(parentWindow), title);
                this.parentWindow = SwingUtil.getParentWindow(parentWindow);
                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	protected final Component parentWindow;
20
21	public AtlasDialog(final Component parentWindow, String title) {
22	super(SwingUtil.getParentWindow(parentWindow), title);
23	this.parentWindow = SwingUtil.getParentWindow(parentWindow);
24	initDialog();
25	}
26
27	public AtlasDialog(final Component parentWindowComponent) {
28	this(parentWindowComponent, null);
29	}
30
31	private void initDialog() {
32
33	setDefaultCloseOperation(JDialog.DO_NOTHING_ON_CLOSE);
34
35	addWindowListener(new WindowAdapter() {
36
37	@Override
38	public void windowClosing(WindowEvent e) {
39	close();
40	}
41
42	});
43	}
44
45	/**
46	* Allows to close the {@link JDialog} from "outside". {@link AtlasDialog}
47	* is not implementing {@link Cancellable}, so the dialog is just disposed.
48	*/
49	public boolean close() {
50	dispose();
51	return true;
52	}
53
54	/**
55	* Since the registerKeyboardAction() method is part of the JComponent class
56	* definition, you must define the Escape keystroke and register the
57	* keyboard action with a JComponent, not with a JDialog. The JRootPane for
58	* the JDialog serves as an excellent choice to associate the registration,
59	* as this will always be visible. If you override the protected
60	* createRootPane() method of JDialog, you can return your custom JRootPane
61	* with the keystroke enabled:
62	*/
63	@Override
64	protected JRootPane createRootPane() {
65	final KeyStroke stroke = KeyStroke.getKeyStroke(KeyEvent.VK_ESCAPE, 0);
66	final JRootPane rootPane = new JRootPane();
67	rootPane.registerKeyboardAction(new ActionListener() {
68
69	public void actionPerformed(final ActionEvent e) {
70	close();
71	}
72
73	}, stroke, JComponent.WHEN_IN_FOCUSED_WINDOW);
74
75	return rootPane;
76	}
77	}
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