20240103

import java.awt.*;

import java.awt.event.*;

import javax.swing.*;

public class Main extends JFrame {

public Main() {

super("JComponent의 공통 메소드 예제");

Container c= getContentPane();

c.setLayout(new FlowLayout());

ImageIcon icon = new ImageIcon("box.png");

ImageIcon icon2 = new ImageIcon("통조림.png");

ImageIcon icon3 = new ImageIcon("coding.png");

//Button

JButton b1=new JButton(icon);

JButton b2=new JButton(" Disabled Button ");

JButton b3=new JButton("geX(), getY()");

b1.setBackground(Color.yellow);

b1.setForeground(Color.MAGENTA);

b1.setFont(new Font("Arial",Font.ITALIC, 20));

b2.setEnabled(false);

b3.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent e) {

JButton b=(JButton)e.getSource();

Main frame=(Main)b.getTopLevelAncestor();

frame.setTitle(b.getX()+","+b.getY());

b2.setEnabled(true); //b2를 사용가능하게

}

});

JLabel la=new JLabel(icon2);

JLabel la2=new JLabel(icon3);

c.add(b1); c.add(b2); c.add(b3); c.add(la); c.add(la2);

setSize(680,650);

setVisible(true);

}

public static void main(String[] args) {

new Main();

}

}*/

/*

import javax.swing.*;

import java.awt.*;

public class Main extends JFrame{

public Main() {

setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

Container c = getContentPane();

c.setLayout(new FlowLayout());

ImageIcon cherryIcon = new ImageIcon("cherry.png");

ImageIcon selectedcherryIcon = new ImageIcon("cherry.png");

JCheckBox apple = new JCheckBox("사과");

JCheckBox pear = new JCheckBox("배", true);

JCheckBox cherry = new JCheckBox("체리", cherryIcon);

cherry.setBorderPainted(true);

cherry.setSelectedIcon(selectedcherryIcon);

c.add(apple);

c.add(pear);

c.add(cherry);

setSize(250,150);

setVisible(true);

}

public static void main(String[] args) {

new Main();

}

}*/

/*

import javax.swing.*;

import java.awt.event.*;

import java.awt.*;

public class Main extends JFrame{

private JCheckBox[]fruits=new JCheckBox[3];

private String [] names= {"사과", "배", "체리"};

private JLabel sumLabel;

public Main() {

setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

Container c=getContentPane();

c.setLayout(new FlowLayout());

c.add(new JLabel("사과 1개 10원, 배 1개 50원, 체리 1개 20000원"));

MyItemListener listener = new MyItemListener();

for(int i=0;i<fruits.length;i++) {

fruits[i]=new JCheckBox(names[i]);

fruits[i].setBorderPainted(true);

c.add(fruits[i]);

fruits[i].addItemListener(listener);

}

sumLabel=new JLabel("현재 0원 입니다");

c.add(sumLabel);

setSize(250,200);

setVisible(true);

}

class MyItemListener implements ItemListener{

private int sum=0;

@Override

//////////////////////////////////////////////////////

public void itemStateChanged(ItemEvent e) {

if(e.getStateChange()==ItemEvent.SELECTED) {

/////////////////////////////////////////////////////

if(e.getItem()==fruits[0])

sum+=10;

else if (e.getItem()==fruits[1])

sum+=50;

else

sum+=20000;

}

else {

if(e.getItem()==fruits[0])

sum-=10;

else if(e.getItem()==fruits[1])

sum-=50;

else

sum-=20000;

}

sumLabel.setText("현재" + sum + "원 입니다");

}

}

public static void main(String[] args) {

new Main();

}

}*/

/*

import javax.swing.*;

import java.awt.*;

public class Main extends JFrame{

public Main() {

setDefaultCloseOperation(EXIT_ON_CLOSE);

Container c=getContentPane();

c.setLayout(new FlowLayout());

ImageIcon cherryIcon = new ImageIcon("해제 체리.png");

ImageIcon selectedcherryIcon=new ImageIcon("선택 체리.png");

ButtonGroup g=new ButtonGroup();

JRadioButton apple=new JRadioButton("사과");

JRadioButton pear=new JRadioButton("배", true);

JRadioButton cherry=new JRadioButton("체리", cherryIcon);

cherry.setBorderPainted(true);

cherry.setSelectedIcon(selectedcherryIcon);

g.add(apple);

g.add(cherry);

g.add(pear);

c.add(apple);

c.add(pear);

c.add(cherry);

setSize(250,150);

setVisible(true);

}

public static void main(String[] args) {

new Main();

}

}*/

import javax.swing.*;

import java.awt.*;

public class Main extends JFrame{

public Main() {

}

}