/* * Copyright (c) 1995 - 2008 Sun Microsystems, Inc.  All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * *   - Redistributions of source code must retain the above copyright *     notice, this list of conditions and the following disclaimer. * *   - Redistributions in binary form must reproduce the above copyright *     notice, this list of conditions and the following disclaimer in the *     documentation and/or other materials provided with the distribution. * *   - Neither the name of Sun Microsystems nor the names of its *     contributors may be used to endorse or promote products derived *     from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ package components;import javax.swing.*;import java.awt.*;import java.awt.event.*;/** * A 1.4 application that brings up a ListDialog. */public class ListDialogRunner {    static JFrame frame;    static String[] names = {"Arlo", "Cosmo", "Elmo", "Hugo",                             "Jethro", "Laszlo", "Milo", "Nemo",                             "Otto", "Ringo", "Rocco", "Rollo"};    public static JPanel createUI() {        //Create the labels.        JLabel intro = new JLabel("The chosen name:");        final JLabel name = new JLabel(names[1]);        intro.setLabelFor(name);        //Use a wacky font if it exists. If not, this falls        //back to a font we know exists.        name.setFont(getAFont());        //Create the button.        final JButton button = new JButton("Pick a new name...");        button.addActionListener(new ActionListener() {            public void actionPerformed(ActionEvent e) {                String selectedName = ListDialog.showDialog(                                        frame,                                        button,                                        "Baby names ending in O:",                                        "Name Chooser",                                        names,                                        name.getText(),                                        "Cosmo  ");                name.setText(selectedName);            }        });        //Create the panel we'll return and set up the layout.        JPanel panel = new JPanel();        panel.setLayout(new BoxLayout(panel,                                      BoxLayout.PAGE_AXIS));        panel.setBorder(BorderFactory.createEmptyBorder(20,20,10,20));        intro.setAlignmentX(JComponent.CENTER_ALIGNMENT);        name.setAlignmentX(JComponent.CENTER_ALIGNMENT);        button.setAlignmentX(JComponent.CENTER_ALIGNMENT);        //Add the labels to the content pane.        panel.add(intro);        panel.add(Box.createVerticalStrut(5)); //extra space        panel.add(name);        //Add a vertical spacer that also guarantees us a minimum width:        panel.add(Box.createRigidArea(new Dimension(150,10)));        //Add the button.        panel.add(button);        return panel;    }    /**     * Finds a cursive font to use, or falls back to using     * an italic serif font.     */    protected static Font getAFont() {        //initial strings of desired fonts        String[] desiredFonts =            {"French Script", "FrenchScript", "Script"};        String[] existingFamilyNames = null; //installed fonts        String fontName = null;        //font we'll use        //Search for all installed font families.  The first        //call may take a while on some systems with hundreds of        //installed fonts, so if possible execute it in idle time,        //and certainly not in a place that delays painting of        //the UI (for example, when bringing up a menu).        //        //In systems with malformed fonts, this code might cause        //serious problems; use the latest JRE in this case. (You'll        //see the same problems if you use Swing's HTML support or        //anything else that searches for all fonts.)  If this call        //causes problems for you under the latest JRE, please let        //us know:        //http://java.sun.com/docs/books/tutorial/forms/sendusmail.html        GraphicsEnvironment ge =            GraphicsEnvironment.getLocalGraphicsEnvironment();        if (ge != null) {            existingFamilyNames = ge.getAvailableFontFamilyNames();        }        //See if there's one we like.        if ((existingFamilyNames != null) && (desiredFonts != null)) {            int i = 0;            while ((fontName == null) && (i < desiredFonts.length)) {                //Look for a font whose name starts with desiredFonts[i].                int j = 0;                while ((fontName == null) && (j < existingFamilyNames.length)) {                    if (existingFamilyNames[j].startsWith(desiredFonts[i])) {                        //We've found a match.  Test whether it can display                         //the Latin character 'A'.  (You might test for                        //a different character if you're using a different                        //language.)                        Font f = new Font(existingFamilyNames[j],                                          Font.PLAIN, 1);                        if (f.canDisplay('A')) {                            fontName = existingFamilyNames[j];                            System.out.println("Using font: " + fontName);                        }                    }                    j++; //Look at next existing font name.                }                i++;     //Look for next desired font.            }        }        //Return a valid Font.        if (fontName != null) {            return new Font(fontName, Font.PLAIN, 36);        } else {            return new Font("Serif", Font.ITALIC, 36);        }    }    /**     * Create the GUI and show it.  For thread safety,     * this method should be invoked from the     * event-dispatching thread.     */    private static void createAndShowGUI() {        //Create and set up the window.        frame = new JFrame("Name That Baby");        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);        //Create and set up the content pane.        JComponent newContentPane = createUI();        newContentPane.setOpaque(true); //content panes must be opaque        frame.setContentPane(newContentPane);        //Display the window.        frame.pack();        frame.setVisible(true);    }    public static void main(String[] args) {        //Schedule a job for the event-dispatching thread:        //creating and showing this application's GUI.        javax.swing.SwingUtilities.invokeLater(new Runnable() {            public void run() {                createAndShowGUI();            }        });    }}