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MainPanel.java
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/
MainPanel.java
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// -*- mode:java; encoding:utf-8 -*-
// vim:set fileencoding=utf-8:
// @homepage@
package example;
import java.awt.*;
import java.util.Objects;
import javax.swing.*;
public final class MainPanel extends JPanel {
private MainPanel() {
super(new BorderLayout());
JComboBox<String> combo = makeComboBox();
UIManager.put("ComboBox.font", combo.getFont());
JCheckBox check = new JCheckBox("<html>addAuxiliaryLookAndFeel<br>(Disable Right Click)");
LookAndFeel auxLookAndFeel = new AuxiliaryWindowsLookAndFeel();
UIManager.addPropertyChangeListener(e -> {
boolean lnf = Objects.equals("lookAndFeel", e.getPropertyName());
if (lnf) {
boolean isWindows = Objects.equals("Windows", e.getNewValue());
if (isWindows) {
if (check.isSelected()) {
UIManager.addAuxiliaryLookAndFeel(auxLookAndFeel);
}
check.setEnabled(true);
} else {
UIManager.removeAuxiliaryLookAndFeel(auxLookAndFeel);
check.setEnabled(false);
}
}
});
check.addActionListener(e -> {
String lnf = UIManager.getLookAndFeel().getName();
if (((JCheckBox) e.getSource()).isSelected() && lnf.contains("Windows")) {
UIManager.addAuxiliaryLookAndFeel(auxLookAndFeel);
} else {
UIManager.removeAuxiliaryLookAndFeel(auxLookAndFeel);
}
SwingUtilities.updateComponentTreeUI(getRootPane());
});
combo.setEditable(true);
Box box = Box.createVerticalBox();
box.add(check);
box.add(Box.createVerticalStrut(5));
box.add(combo);
box.add(Box.createVerticalStrut(5));
box.add(makeComboBox());
box.setBorder(BorderFactory.createEmptyBorder(15, 15, 15, 15));
JMenuBar mb = new JMenuBar();
mb.add(LookAndFeelUtils.createLookAndFeelMenu());
EventQueue.invokeLater(() -> getRootPane().setJMenuBar(mb));
add(box, BorderLayout.NORTH);
add(new JScrollPane(new JTree()));
setPreferredSize(new Dimension(320, 240));
}
private static JComboBox<String> makeComboBox() {
DefaultComboBoxModel<String> model = new DefaultComboBoxModel<>();
model.addElement("aaa aaa");
model.addElement("aaa ab bb");
model.addElement("aaa ab bb cc");
model.addElement("1354123451234513512");
model.addElement("bbb1");
model.addElement("bbb12");
return new JComboBox<>(model);
}
public static void main(String[] args) {
EventQueue.invokeLater(MainPanel::createAndShowGui);
}
private static void createAndShowGui() {
try {
UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
} catch (UnsupportedLookAndFeelException ignored) {
Toolkit.getDefaultToolkit().beep();
} catch (ClassNotFoundException | InstantiationException | IllegalAccessException ex) {
ex.printStackTrace();
return;
}
JFrame frame = new JFrame("@title@");
frame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
frame.getContentPane().add(new MainPanel());
frame.pack();
frame.setLocationRelativeTo(null);
frame.setVisible(true);
}
}
// @see SwingSet3/src/com/sun/swingset3/SwingSet3.java
final class LookAndFeelUtils {
private static String lookAndFeel = UIManager.getLookAndFeel().getClass().getName();
private LookAndFeelUtils() {
/* Singleton */
}
public static JMenu createLookAndFeelMenu() {
JMenu menu = new JMenu("LookAndFeel");
ButtonGroup buttonGroup = new ButtonGroup();
for (UIManager.LookAndFeelInfo info : UIManager.getInstalledLookAndFeels()) {
AbstractButton b = makeButton(info);
initLookAndFeelAction(info, b);
menu.add(b);
buttonGroup.add(b);
}
return menu;
}
private static AbstractButton makeButton(UIManager.LookAndFeelInfo info) {
boolean selected = info.getClassName().equals(lookAndFeel);
return new JRadioButtonMenuItem(info.getName(), selected);
}
public static void initLookAndFeelAction(UIManager.LookAndFeelInfo info, AbstractButton b) {
String cmd = info.getClassName();
b.setText(info.getName());
b.setActionCommand(cmd);
b.setHideActionText(true);
b.addActionListener(e -> setLookAndFeel(cmd));
}
private static void setLookAndFeel(String newLookAndFeel) {
String oldLookAndFeel = lookAndFeel;
if (!oldLookAndFeel.equals(newLookAndFeel)) {
try {
UIManager.setLookAndFeel(newLookAndFeel);
lookAndFeel = newLookAndFeel;
} catch (UnsupportedLookAndFeelException ignored) {
Toolkit.getDefaultToolkit().beep();
} catch (ClassNotFoundException | InstantiationException | IllegalAccessException ex) {
ex.printStackTrace();
return;
}
updateLookAndFeel();
// firePropertyChange("lookAndFeel", oldLookAndFeel, newLookAndFeel);
}
}
private static void updateLookAndFeel() {
for (Window window : Window.getWindows()) {
SwingUtilities.updateComponentTreeUI(window);
}
}
}