javax.swing.JSlider#setLabelTable ( )源码实例Demo

/**
 * Creates a slider for zooming.
 * 
 * @return a ready-to-use <code>JSlider</code>
 */
private JSlider getZoomSlider() {
	JSlider slider = new JSlider(-75, 212, 1);
	Hashtable<Integer,JLabel> ht = new Hashtable<Integer,JLabel>();
	// the labels correspond to a exponential scale but internally the slider calculates only in a constant scale => need to convert in stateChanged()!
	ht.put(-75, new JLabel("3km"));	//$NON-NLS-1$
	ht.put(-20, new JLabel("1km"));	//$NON-NLS-1$
	ht.put(45, new JLabel("200m"));	//$NON-NLS-1$
	ht.put(96, new JLabel("100m"));	//$NON-NLS-1$
	ht.put(157, new JLabel("30m"));	//$NON-NLS-1$
	ht.put(212, new JLabel("10m"));	//$NON-NLS-1$
	slider.setLabelTable(ht);
	slider.setPaintLabels(true);
	slider.setMinorTickSpacing(10);
	slider.setMajorTickSpacing(40);
	//slider.setPaintTicks(true);
	slider.addChangeListener(this);
	return slider;
}
 

/**
 * Creates a new {@code RangeOptionUI} for the given
 * {@code RangeOption}.
 *
 * @param option The {@code RangeOption} to make a user interface for
 * @param editable boolean whether user can modify the setting
 */
public RangeOptionUI(final RangeOption option, boolean editable) {
    super(option, editable);

    JSlider slider = getComponent();

    slider.setModel(new DefaultBoundedRangeModel(option.getValueRank(), 0,
            0, option.getItemValues().size()-1));

    Hashtable<Integer, JComponent> labels
        = new Hashtable<>();
    int index = 0;
    for (String string : option.getItemValues().values()) {
        if (option.localizeLabels()) {
            labels.put(index, Utility.localizedLabel(string));
        } else {
            labels.put(index, new JLabel(string));
        }
        index++;
    }

    slider.setLabelTable(labels);
    slider.setValue(option.getValueRank());
    slider.setMajorTickSpacing(1);
    slider.setSnapToTicks(true);
}
 

/**
 * Creates a new {@code PercentageOptionUI} for the given
 * {@code PercentageOption}.
 *
 * @param option The {@code PercentageOption} to make a user
 *     interface for.
 * @param editable boolean whether user can modify the setting
 */
public PercentageOptionUI(final PercentageOption option, boolean editable) {
    super(option, editable);

    JSlider slider = getComponent();

    slider.setModel(new DefaultBoundedRangeModel(option.getValue(), 0, 0, 100));
    Hashtable<Integer, JComponent> labels
        = new Hashtable<>();
    labels.put(0,   new JLabel("0 %"));
    labels.put(25,  new JLabel("25 %"));
    labels.put(50,  new JLabel("50 %"));
    labels.put(75,  new JLabel("75 %"));
    labels.put(100, new JLabel("100 %"));
    slider.setLabelTable(labels);
    slider.setValue(option.getValue());
    slider.setMajorTickSpacing(5);
    slider.setSnapToTicks(false);
}
 

private JSlider createSlider() {
	final JSlider slider = new JSlider();
	slider.setOpaque(false);
	slider.setMinimum(10);
	slider.setMaximum(200);
	slider.setValue(100);
	slider.setLabelTable(slider.createStandardLabels(50));
	slider.setMajorTickSpacing(100);
	slider.setMinorTickSpacing(10);
	slider.setExtent(20);
	// slider.setPaintLabels(true);
	// slider.setPaintTicks(true);
	// slider.setSnapToTicks(true);
	slider.addChangeListener(new ChangeListener() {
		@Override
		public void stateChanged(ChangeEvent e) {
			final int value = slider.getValue();
			refreshZoom(value);
		}
	});
	return slider;
}
 

private void configureSilderLabels(JSlider recordSlider) {
    Hashtable<Integer, JLabel> labelTable = new Hashtable<>();
    JLabel minLabel = new JLabel(String.valueOf(recordSlider.getMinimum()));
    labelTable.put(recordSlider.getMinimum(), minLabel);
    JLabel maxLabel = new JLabel(String.valueOf(recordSlider.getMaximum()));
    labelTable.put(recordSlider.getMaximum(), maxLabel);
    recordSlider.setLabelTable(labelTable);
}
 

public static void main(String[] args) {
	// Create and set up a frame window
	JFrame.setDefaultLookAndFeelDecorated(true);
	JFrame frame = new JFrame("Slider with change listener");
	frame.setSize(500, 500);
	frame.setLayout(new GridLayout(3, 1));
	frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
	
	// Set the panel to add buttons
	JPanel panel1 = new JPanel();
	JPanel panel2 = new JPanel();
	
	// Add status label to show the status of the slider
	JLabel status = new JLabel("Slide the slider and you can get its value", JLabel.CENTER);
	
	// Set the slider
	JSlider slider = new JSlider();	
	slider.setMinorTickSpacing(10);
	slider.setPaintTicks(true);
	
	// Set the labels to be painted on the slider
	slider.setPaintLabels(true);
	
	// Add positions label in the slider
	Hashtable<Integer, JLabel> position = new Hashtable<Integer, JLabel>();
	position.put(0, new JLabel("0"));
	position.put(50, new JLabel("50"));
	position.put(100, new JLabel("100"));
	
	// Set the label to be drawn
	slider.setLabelTable(position);
	
	// Add change listener to the slider
	slider.addChangeListener(new ChangeListener() {
		public void stateChanged(ChangeEvent e) {
			status.setText("Value of the slider is: " + ((JSlider)e.getSource()).getValue());
		}
	});
	
	// Add the slider to the panel
	panel1.add(slider);
	
	// Set the window to be visible as the default to be false
	frame.add(panel1);
	frame.add(status);
	frame.add(panel2);
	frame.pack();
	frame.setVisible(true);

}
 

@SuppressWarnings("unchecked")
public DeobfuscationDialog() {
    setDefaultCloseOperation(HIDE_ON_CLOSE);
    setSize(new Dimension(330, 270));
    setTitle(translate("dialog.title"));
    Container cp = getContentPane();
    cp.setLayout(new BoxLayout(cp, BoxLayout.Y_AXIS));
    codeProcessingLevel = new JSlider(JSlider.VERTICAL, 1, 3, 3);
    codeProcessingLevel.setMajorTickSpacing(1);
    codeProcessingLevel.setPaintTicks(true);
    codeProcessingLevel.setMinorTickSpacing(1);
    codeProcessingLevel.setSnapToTicks(true);
    JLabel lab1 = new JLabel(translate("deobfuscation.level"));
    //lab1.setBounds(30, 0, getWidth() - 60, 25);
    lab1.setAlignmentX(0.5f);
    cp.add(lab1);
    Hashtable<Integer, JLabel> labelTable = new Hashtable<>();
    //labelTable.put(LEVEL_NONE, new JLabel("None"));

    labelTable.put(DeobfuscationLevel.LEVEL_REMOVE_DEAD_CODE.getLevel(), new JLabel(translate("deobfuscation.removedeadcode")));
    labelTable.put(DeobfuscationLevel.LEVEL_REMOVE_TRAPS.getLevel(), new JLabel(translate("deobfuscation.removetraps")));
    labelTable.put(DeobfuscationLevel.LEVEL_RESTORE_CONTROL_FLOW.getLevel(), new JLabel(translate("deobfuscation.restorecontrolflow")));
    codeProcessingLevel.setLabelTable(labelTable);

    codeProcessingLevel.setPaintLabels(true);
    codeProcessingLevel.setAlignmentX(Component.CENTER_ALIGNMENT);
    //codeProcessingLevel.setSize(300, 200);

    //codeProcessingLevel.setBounds(30, 25, getWidth() - 60, 125);
    codeProcessingLevel.setAlignmentX(0.5f);
    add(codeProcessingLevel);
    //processAllCheckbox.setBounds(50, 150, getWidth() - 100, 25);
    processAllCheckbox.setAlignmentX(0.5f);
    add(processAllCheckbox);

    processAllCheckbox.setSelected(true);

    JButton cancelButton = new JButton(translate("button.cancel"));
    cancelButton.addActionListener(this::cancelButtonActionPerformed);
    JButton okButton = new JButton(translate("button.ok"));
    okButton.addActionListener(this::okButtonActionPerformed);

    JPanel buttonsPanel = new JPanel(new FlowLayout());
    buttonsPanel.add(okButton);
    buttonsPanel.add(cancelButton);
    buttonsPanel.setAlignmentX(0.5f);
    cp.add(buttonsPanel);

    setModal(true);
    View.centerScreen(this);
    setIconImage(View.loadImage("deobfuscate16"));
}