|
import java.awt.BorderLayout;
import java.awt.Dimension;
import java.awt.GridLayout;
import java.awt.event.AdjustmentEvent;
import java.awt.event.AdjustmentListener;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JScrollBar;
import javax.swing.JSlider;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
public class Main {
public static void main(String[] args) {
JFrame frame = new JFrame();
JPanel main = new JPanel(new GridLayout(2, 1));
JPanel scrollBarPanel = new JPanel();
final JScrollBar scrollBar = new JScrollBar(JScrollBar.HORIZONTAL, 0, 48, 0, 255);
int height = scrollBar.getPreferredSize().height;
scrollBar.setPreferredSize(new Dimension(175, height));
scrollBarPanel.add(scrollBar);
main.add(scrollBarPanel);
JPanel sliderPanel = new JPanel();
final JSlider slider = new JSlider(JSlider.HORIZONTAL, 0, 255, 128);
slider.setMajorTickSpacing(48);
slider.setMinorTickSpacing(16);
slider.setPaintTicks(true);
sliderPanel.add(slider);
main.add(sliderPanel);
frame.add(main, BorderLayout.CENTER);
scrollBar.addAdjustmentListener(new AdjustmentListener() {
public void adjustmentValueChanged(AdjustmentEvent e) {
System.out.println("JScrollBar's current value = " + scrollBar.getValue());
}
});
slider.addChangeListener(new ChangeListener() {
public void stateChanged(ChangeEvent e) {
System.out.println("JSlider's current value = " + slider.getValue());
}
});
frame.pack();
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setVisible(true);
}
}
|
