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();
        }
        
        /** A flag checking that we just get disposed once **/
        protected boolean isDisposed = false;


        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;
        }
        
        @Override
        public void dispose() {
                super.dispose();
                isDisposed = true;
        }
}
1	alfonx	461	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	alfonx	617	public AtlasDialog(final Component owner, String title) {
20			super(SwingUtil.getParentWindow(owner), title);
21	alfonx	461	initDialog();
22			}
23	alfonx	618
24			/ A flag checking that we just get disposed once /
25			protected boolean isDisposed = false;
26	alfonx	461
27	alfonx	618
28	alfonx	490	public AtlasDialog(final Component parentWindowComponent) {
29			this(parentWindowComponent, null);
30	alfonx	461	}
31
32			private void initDialog() {
33
34			setDefaultCloseOperation(JDialog.DO_NOTHING_ON_CLOSE);
35
36			addWindowListener(new WindowAdapter() {
37
38			@Override
39			public void windowClosing(WindowEvent e) {
40			close();
41			}
42
43			});
44			}
45
46			/**
47			* Allows to close the {@link JDialog} from "outside". {@link AtlasDialog}
48			* is not implementing {@link Cancellable}, so the dialog is just disposed.
49			*/
50			public boolean close() {
51			dispose();
52			return true;
53			}
54
55			/**
56			* Since the registerKeyboardAction() method is part of the JComponent class
57			* definition, you must define the Escape keystroke and register the
58			* keyboard action with a JComponent, not with a JDialog. The JRootPane for
59			* the JDialog serves as an excellent choice to associate the registration,
60			* as this will always be visible. If you override the protected
61			* createRootPane() method of JDialog, you can return your custom JRootPane
62			* with the keystroke enabled:
63			*/
64			@Override
65			protected JRootPane createRootPane() {
66			final KeyStroke stroke = KeyStroke.getKeyStroke(KeyEvent.VK_ESCAPE, 0);
67			final JRootPane rootPane = new JRootPane();
68			rootPane.registerKeyboardAction(new ActionListener() {
69
70			public void actionPerformed(final ActionEvent e) {
71			close();
72			}
73
74			}, stroke, JComponent.WHEN_IN_FOCUSED_WINDOW);
75
76			return rootPane;
77			}
78	alfonx	618
79			@Override
80			public void dispose() {
81			super.dispose();
82			isDisposed = true;
83			}
84	alfonx	461	}
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