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/* @test
@ bug 4987336
@ summary JSlider doesn ' t show label ' s animated icon .
@ author Pavel Porvatov
@ run applet / manual = done bug4987336 . html
*/
import javax.swing.*;
import javax.swing.border.TitledBorder;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.Hashtable;
public class bug4987336 extends JApplet {
private static final String IMAGE_RES = "box.gif" ;
private static final String ANIM_IMAGE_RES = "duke.gif" ;
public void init() {
JPanel pnLafs = new JPanel();
pnLafs.setLayout(new BoxLayout(pnLafs, BoxLayout.Y_AXIS));
ButtonGroup group = new ButtonGroup();
pnLafs.setBorder(new TitledBorder("Available Lafs" ));
for (UIManager.LookAndFeelInfo lafInfo : UIManager.getInstalledLookAndFeels()) {
LafRadioButton comp = new LafRadioButton(lafInfo);
pnLafs.add(comp);
group.add(comp);
}
JPanel pnContent = new JPanel();
pnContent.setLayout(new BoxLayout(pnContent, BoxLayout.Y_AXIS));
pnContent.add(pnLafs);
pnContent.add(createSlider(true , IMAGE_RES, IMAGE_RES, ANIM_IMAGE_RES, ANIM_IMAGE_RES));
pnContent.add(createSlider(false , IMAGE_RES, IMAGE_RES, ANIM_IMAGE_RES, ANIM_IMAGE_RES));
pnContent.add(createSlider(true , ANIM_IMAGE_RES, null , IMAGE_RES, IMAGE_RES));
pnContent.add(createSlider(false , ANIM_IMAGE_RES, null , IMAGE_RES, IMAGE_RES));
getContentPane().add(new JScrollPane(pnContent));
}
private static JSlider createSlider(boolean enabled,
String firstEnabledImage, String firstDisabledImage,
String secondEnabledImage, String secondDisabledImage) {
Hashtable<Integer, JComponent> dictionary = new Hashtable<Integer, JComponent>();
dictionary.put(0 , createLabel(firstEnabledImage, firstDisabledImage));
dictionary.put(1 , createLabel(secondEnabledImage, secondDisabledImage));
JSlider result = new JSlider(0 , 1 );
result.setLabelTable(dictionary);
result.setPaintLabels(true );
result.setEnabled(enabled);
return result;
}
private static JLabel createLabel(String enabledImage, String disabledImage) {
ImageIcon enabledIcon = enabledImage == null ? null :
new ImageIcon(bug4987336.class .getResource(enabledImage));
ImageIcon disabledIcon = disabledImage == null ? null :
new ImageIcon(bug4987336.class .getResource(disabledImage));
JLabel result = new JLabel(enabledImage == null && disabledImage == null ? "No image" : "Image" ,
enabledIcon, SwingConstants.LEFT);
result.setDisabledIcon(disabledIcon);
return result;
}
private class LafRadioButton extends JRadioButton {
public LafRadioButton(final UIManager.LookAndFeelInfo lafInfo) {
super (lafInfo.getName(), lafInfo.getName().equals(UIManager.getLookAndFeel().getName()));
addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
try {
UIManager.setLookAndFeel(lafInfo.getClassName());
SwingUtilities.updateComponentTreeUI(bug4987336.this );
} catch (Exception ex) {
// Ignore such errors
System.out.println("Cannot set LAF " + lafInfo.getName());
}
}
});
}
}
}
Messung V0.5 in Prozent C=95 H=96 G=95
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