package java0915_gui;
import java.awt.GridLayout;
import java.awt.event.ItemEvent;
import java.awt.event.ItemListener;
import javax.swing.ButtonGroup;
import javax.swing.JCheckBox;
import javax.swing.JComboBox;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JRadioButton;
import javax.swing.JTextArea;
class MultiData extends JFrame implements ItemListener {
JRadioButton topBtn, midBtn, botBtn;
JCheckBox javaChk, jspChk, springChk;
JComboBox locBox;
JTextArea ta;
public MultiData() {
topBtn = new JRadioButton("ìƒ", true);
midBtn = new JRadioButton("중");
botBtn = new JRadioButton("하");
// ë¼ë””ì˜¤ë²„íŠ¼ì„ ê·¸ë£¹ìœ¼ë¡œ 묶어준다.
ButtonGroup bg = new ButtonGroup();
bg.add(topBtn);
bg.add(midBtn);
bg.add(botBtn);
JPanel p1 = new JPanel();
p1.add(topBtn);
p1.add(midBtn);
p1.add(botBtn);
javaChk = new JCheckBox("java");
jspChk = new JCheckBox("jsp");
springChk = new JCheckBox("spring");
JPanel p2 = new JPanel();
p2.add(javaChk);
p2.add(jspChk);
p2.add(springChk);
// locBox = new JComboBox<>();
// locBox.addItem("서울");
// locBox.addItem("ì œì£¼");
// locBox.addItem("ëŒ€ì „");
String[] item = new String[] { "서울", "ì œì£¼", "ëŒ€ì „" };
locBox = new JComboBox<>(item);
// DefaultComboBoxModel model = new DefaultComboBoxModel();
// model.addElement("서울");
// model.addElement("ì œì£¼");
// model.addElement("ëŒ€ì „");
// locBox = new JComboBox<>(model);
setLayout(new GridLayout(2, 1));
JPanel p3 = new JPanel(new GridLayout(3, 1));
p3.add(p1);
p3.add(p2);
p3.add(locBox);
ta = new JTextArea(10, 10);
add(p3);
add(ta);
topBtn.addItemListener(this);
midBtn.addItemListener(this);
botBtn.addItemListener(this);
javaChk.addItemListener(this);
jspChk.addItemListener(this);
springChk.addItemListener(this);
locBox.addItemListener(this);
setSize(400, 300);
setVisible(true);
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
}
@Override
public void itemStateChanged(ItemEvent e) {
ta.setText("");
if (topBtn.isSelected()) {
ta.append(topBtn.getText() + "\r\n");
} else if (midBtn.isSelected()) {
ta.append(midBtn.getText() + "\r\n");
} else if (botBtn.isSelected()) {
ta.append(botBtn.getText() + "\r\n");
}
if (javaChk.isSelected()) {
ta.append(javaChk.getText() + "\r\n");
}
if (jspChk.isSelected()) {
ta.append(jspChk.getText() + "\r\n");
}
if (springChk.isSelected()) {
ta.append(springChk.getText() + "\r\n");
}
// ì„ íƒëœ í•ëª©ì˜ ì¸ë±ìŠ¤ 리턴
int index = locBox.getSelectedIndex();
// ì„ íƒëœ í•ëª©ì˜ 문ìžì—´ 리턴
String txt = (String) locBox.getSelectedItem();
ta.append(index + ":" + txt);
}
}
public class Java219_gui {
public static void main(String[] args) {
new MultiData();
}
}