package SciprCodigo;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
public class CheckboxFrame extends JFrame{
    private JTextField textField;
    private JCheckBox boldJCheckBox;
    private  JCheckBox italicJCheckBox;

    public CheckboxFrame() {
        super("JCheckBox teste");
        setLayout(new FlowLayout());

        textField = new JTextField("Selecione o estilo da fonte", 20);
        textField.setFont(new Font("Serif", Font.PLAIN, 14));
        add(textField);

        boldJCheckBox = new JCheckBox("Bold");
        italicJCheckBox = new JCheckBox("Italic");
        add(boldJCheckBox);
        add(italicJCheckBox);

        CheckBoxHandler handler = new CheckBoxHandler();
        boldJCheckBox.addItemListener(handler);
        italicJCheckBox.addItemListener(handler);
    }

    private class CheckBoxHandler implements ItemListener {
        public void itemStateChanged(ItemEvent event) {
            Font font = null;
            if(boldJCheckBox.isSelected() && italicJCheckBox.isSelected() ) {
                font = new Font("Serif", Font.BOLD + Font.ITALIC, 14);
            }else if(boldJCheckBox.isSelected()) {
                font = new Font("Serif", Font.BOLD, 14);
            }else if(italicJCheckBox.isSelected()) {
                font = new Font("Serif", Font.PLAIN, 14);
            }
            textField.setFont(font);
        }
    }
}