Getting and Setting the State of a JCheckbox Component : JCheckBox « Swing « Java Tutorial

1. Java Tutorial
2. Swing
3. JCheckBox

import javax.swing.JCheckBox;

public class Main {
  public static void main(String[] argv) throws Exception {

    JCheckBox checkbox = new JCheckBox();

    // Get the current state of the checkbox
    boolean b = checkbox.isSelected();

    // Set the state of the checkbox to off
    checkbox.setSelected(false);

    // Set the state of the checkbox to on
    checkbox.setSelected(true);

  }
}

14.11.JCheckBox
	14.11.1.	Creating JCheckBox Components
	14.11.2.	Using JCheckBox
	14.11.3.	JCheckBox.setMnemonic
	14.11.4.	Listening to JCheckBox Events with an ActionListener
	14.11.5.	Listening to JCheckBox Events with an ItemListener
	14.11.6.	Listening to JCheckBox Events with a ChangeListener: listen to armed, pressed, selected, or released state
	14.11.7.	Check if a JCheckBox is selected in its item change listener
	14.11.8.	Event firing sequence: ActionListener, ItemListener and ChangeListener
	14.11.9.	Adding an Icon to the Label of a JCheckBox Component
	14.11.10.	Getting and Setting the State of a JCheckbox Component
	14.11.11.	Display an icon when the cursor is moved over the checkbox. This is called the rollover icon.
	14.11.12.	Customizing JCheckBox Check Mark Icon
	14.11.13.	Customizing JCheckBox Look and Feel
	14.11.14.	CheckBox List