Java tutorial
import javax.swing.JProgressBar; public class Main { public static void main(String[] argv) throws Exception { int minimum = 0; int maximum = 100; JProgressBar progress = new JProgressBar(minimum, maximum); // Get the current value int value = progress.getValue(); // Get the minimum value int min = progress.getMinimum(); // Get the maximum value int max = progress.getMaximum(); // Change the minimum value int newMin = 0; progress.setMinimum(newMin); // Change the maximum value int newMax = 256; progress.setMaximum(newMax); // Set the value; the new value will be forced into the bar's range int newValue = 33; progress.setValue(newValue); } }