/
MainPanel.java
99 lines (94 loc) · 3.9 KB
/
MainPanel.java
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package example;
//-*- mode:java; encoding:utf-8 -*-
// vim:set fileencoding=utf-8:
//@homepage@
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import com.sun.java.swing.plaf.windows.WindowsSliderUI;
public final class MainPanel extends JPanel {
private MainPanel() {
super(new BorderLayout());
// UIManager.put("Slider.border", BorderFactory.createLineBorder(Color.GREEN));
// UIManager.put("Slider.focus", UIManager.get("Slider.background"));
// UIManager.put("Slider.focusInsets", new Insets(5, 15, 5, 15));
JSlider slider1 = new JSlider(0, 100, 0);
initSlider(slider1);
// TEST: slider1.setBorder(BorderFactory.createLineBorder(Color.RED));
JSlider slider2 = new JSlider(0, 100, 0) {
private transient FocusListener listener;
@Override public void updateUI() {
removeFocusListener(listener);
super.updateUI();
if (getUI() instanceof WindowsSliderUI) {
setUI(new WindowsSliderUI(this) {
@Override public void paintFocus(Graphics g) {
// // TEST:
// Graphics2D g2 = (Graphics2D) g.create();
// g2.setPaint(new Color(255, 255, 255, 100));
// g2.fill(focusRect);
// g2.dispose();
}
// @Override protected Color getHighlightColor() {
// Color c = super.getHighlightColor();
// return slider.hasFocus() ? Color.GREEN : Color.RED;
// }
});
Color bgc = getBackground();
listener = new FocusListener() {
@Override public void focusGained(FocusEvent e) {
setBackground(bgc.brighter());
}
@Override public void focusLost(FocusEvent e) {
setBackground(bgc);
}
};
addFocusListener(listener);
}
}
};
initSlider(slider2);
Box box = Box.createVerticalBox();
box.add(Box.createVerticalStrut(20));
box.add(makeTitledPanel("Default", slider1));
box.add(Box.createVerticalStrut(20));
box.add(makeTitledPanel("Override SilderUI#paintFocus(...)", slider2));
box.add(Box.createVerticalGlue());
add(box, BorderLayout.NORTH);
setBorder(BorderFactory.createEmptyBorder(5, 5, 5, 5));
setPreferredSize(new Dimension(320, 240));
}
private static JSlider initSlider(JSlider slider) {
slider.setMajorTickSpacing(10);
slider.setMinorTickSpacing(5);
slider.setPaintTicks(true);
return slider;
}
private static Component makeTitledPanel(String title, Component c) {
JPanel p = new JPanel(new BorderLayout());
p.setBorder(BorderFactory.createTitledBorder(title));
p.add(c);
return p;
}
public static void main(String... args) {
EventQueue.invokeLater(new Runnable() {
@Override public void run() {
createAndShowGUI();
}
});
}
public static void createAndShowGUI() {
try {
UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
} catch (ClassNotFoundException | InstantiationException
| IllegalAccessException | UnsupportedLookAndFeelException ex) {
ex.printStackTrace();
}
JFrame frame = new JFrame("@title@");
frame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
frame.getContentPane().add(new MainPanel());
frame.pack();
frame.setLocationRelativeTo(null);
frame.setVisible(true);
}
}