Java tutorial
import java.awt.BorderLayout; import javax.swing.AbstractButton; import javax.swing.ButtonModel; import javax.swing.JFrame; import javax.swing.JToggleButton; import javax.swing.event.ChangeEvent; import javax.swing.event.ChangeListener; public class Main { public static void main(String args[]) { JFrame frame = new JFrame("Selecting Toggle"); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); JToggleButton toggleButton = new JToggleButton("Toggle Button"); ChangeListener changeListener = new ChangeListener() { public void stateChanged(ChangeEvent changeEvent) { AbstractButton abstractButton = (AbstractButton) changeEvent.getSource(); ButtonModel buttonModel = abstractButton.getModel(); boolean armed = buttonModel.isArmed(); boolean pressed = buttonModel.isPressed(); boolean selected = buttonModel.isSelected(); System.out.println("Changed: " + armed + "/" + pressed + "/" + selected); } }; // Attach Listeners toggleButton.addChangeListener(changeListener); frame.add(toggleButton, BorderLayout.NORTH); frame.setSize(300, 125); frame.setVisible(true); } }