1/*
2 * Copyright (c) 2007, 2016, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23package com.sun.swingset3.demos.dialog;
24
25import java.awt.*;
26import java.awt.event.ActionEvent;
27import java.awt.event.ActionListener;
28import javax.swing.*;
29import javax.swing.border.EmptyBorder;
30import com.sun.swingset3.DemoProperties;
31import com.sun.swingset3.demos.DemoUtilities;
32import com.sun.swingset3.demos.ResourceManager;
33import com.sun.swingset3.demos.slider.SliderDemo;
34
35/**
36 *
37 * @author aim
38 */
39@DemoProperties(
40        value = "JDialog Demo",
41        category = "Toplevel Containers",
42        description = "Demonstrates JDialog, Swing's top-level dialog container.",
43        sourceFiles = {
44            "com/sun/swingset3/demos/dialog/DialogDemo.java",
45            "com/sun/swingset3/demos/DemoUtilities.java",
46            "com/sun/swingset3/demos/dialog/resources/images/DialogDemo.gif"
47        }
48)
49public class DialogDemo extends JPanel {
50
51    private JDialog dialog;
52    private JComponent dialogSpaceholder;
53
54    public static final String DIALOG_TITLE = "Demo JDialog";
55    public static final String SHOW_BUTTON_TITLE = "Show JDialog...";
56    public static final String LABEL_CONTENT = "I'm content.";
57    public static final String DIALOG_DEMO_TITLE = DialogDemo.class
58            .getAnnotation(DemoProperties.class).value();
59
60    public DialogDemo() {
61        initComponents();
62    }
63
64    protected void initComponents() {
65        dialog = createDialog();
66
67        setLayout(new BorderLayout());
68
69        add(createControlPanel(), BorderLayout.WEST);
70        dialogSpaceholder = createDialogSpaceholder(dialog);
71        add(dialogSpaceholder, BorderLayout.CENTER);
72    }
73
74    private static JComponent createDialogSpaceholder(JDialog dialog) {
75        // Create placeholder panel to provide space in which to
76        // display the toplevel dialog so that the control panel is not
77        // obscured by it.
78        JPanel placeholder = new JPanel();
79        Dimension prefSize = dialog.getPreferredSize();
80        prefSize.width += 12;
81        prefSize.height += 12;
82        placeholder.setPreferredSize(prefSize);
83        return placeholder;
84    }
85
86    protected JComponent createControlPanel() {
87        // Create control panel on Left
88        Box panel = Box.createVerticalBox();
89        panel.setBorder(new EmptyBorder(8, 8, 8, 8));
90
91        // Create button to control visibility of frame
92        JButton showButton = new JButton(SHOW_BUTTON_TITLE);
93        showButton.addActionListener(new ShowActionListener());
94        panel.add(showButton);
95
96        return panel;
97    }
98
99    private static JDialog createDialog() {
100
101        //<snip>Create dialog
102        JDialog dialog = new JDialog(new JFrame(), DIALOG_TITLE, false);
103        //</snip>
104
105        //<snip>Add dialog's content
106        JLabel label = new JLabel(LABEL_CONTENT);
107        label.setHorizontalAlignment(JLabel.CENTER);
108        label.setPreferredSize(new Dimension(200, 140));
109        dialog.add(label);
110        //</snip>
111
112        //<snip>Initialize dialog's size
113        // which will shrink-to-fit its contents
114        dialog.pack();
115        //</snip>
116
117        return dialog;
118    }
119
120    public void start() {
121        DemoUtilities.setToplevelLocation(dialog, dialogSpaceholder, SwingConstants.CENTER);
122        showDialog();
123    }
124
125    public void stop() {
126        //<snip>Hide dialog
127        dialog.setVisible(false);
128        //</snip>
129    }
130
131    public void showDialog() {
132        //<snip>Show dialog
133        // if dialog already visible, then bring to the front
134        if (dialog.isShowing()) {
135            dialog.toFront();
136        } else {
137            dialog.setVisible(true);
138        }
139        //</snip>
140    }
141
142    private class ShowActionListener implements ActionListener {
143
144        public void actionPerformed(ActionEvent actionEvent) {
145            showDialog();
146        }
147    }
148
149    public static void main(String args[]) {
150        EventQueue.invokeLater(new Runnable() {
151            public void run() {
152                JFrame frame = new JFrame(DIALOG_DEMO_TITLE);
153                DialogDemo demo = new DialogDemo();
154                frame.add(demo);
155                frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
156                frame.pack();
157                frame.setVisible(true);
158                demo.start();
159            }
160        });
161    }
162}
163