Swing

setTitle("AWT App");

setSize(300, 100);

add(new Button("Ok"), BorderLayout.SOUTH);

//윈도우 종료 버튼을 클릭하면 프로세스 종료

addWindowListener(new WindowAdapter() {
Override
public void windowClosing(WindowEvent e) {
System.exit(0);
}
}
public static void main(String[] args) {
//윈도우 생성
App app = new App();
//윈도우를 보여줌
app.setVisible(true);
}
}

//IFrame 상속
public class App extends JFrame {

public App() {

setTitle("Swing App");
//윈도우 크기 설정
setSize(300, 100);

getContentPane().add(new JButton("Ok"), BorderLayout.SOUTH);
//윈도우 종료 버튼을 클릭하면 프로세스 종료
addWindowListener(new WindowAdapter() {
@Override
public void windowClosing(WindowEvent e) {
System.exit(0);
}
}
public static void main(String[] args) {
//윈도우 생성
App app = new App();
//윈도우를 보여줌
app.setVisible(true);
}
33}

setTitle("Swing App");

setSize(300, 100);

//윈도우 종료 버튼을 클릭하면 프로세스 종료
addWindowListener(new WindowAdapter() {
@Override
public void windowClosing(WindowEvent e) {
System.exit(0);
}
}
public static void main(String[] args) {
//이벤트 큐에 Runnable 넣기
SwingUtilities.invokeLater(new Runnable() {
public void run() {
//윈도우 생성
App app = new App();

app.setVisible(true);
System.out print1n(Thread.currentThread().getName());
}
}
}

JFrame jFrame = new JFrame();

iFrame.setdMenuBar(new JMenuBar());

//컴포넌트 추가
jFrame.getContentPane().add(new JButton("2t2!"), BorderLayout.SOUTH);

public class JWindowExample extends 2010000 {
public JWindowExample() {
this setSize(450, 300);
}
}

GraphicsEnvironment ge = GraphicsEnvironment .getLocalGraphicsEnvironment();
Point centerPoint = ge.getCenterPoint();

int leftTopx = centerPoint.x - getWidth()/2;

int leftTopY = centerPoint.y - getHeight()/2;

this.setLocation(leftTopx, leftTopY);

JWindowExample jWindow = new JWindowExample();
jWindow.setVisible(true);

BHHE setVisible (false) & 호출하면 JWindow7} 화면에서 사라지는데, 이것은 JWindow7} 3}

jWindow.dispose();

package sec03.exam02_jwindow;

import java.awt BorderLayout;
import java.awt GraphicsEnvironment;

import java.awt.event MouseAdapter;
import java.awt.event MouseEvent;
import javax.swing. ImageIcon;

import javax.swing.JLabel;

import javax.swing.JWindow;

import javax.swing.SwingUtilities;

import java.awt.Point;


public class JWindowExample extends JWindow {

public JWindowExample() {

//MWindow2| 크기

this.setSize(600, 350);

GraphicsEnvironnent ge = GraphicsEnvironnent.getLocalGraphicsEnvironment();
Point centerPoint = ge.getCenterPoint();

int leftTopxX = centerPoint.x - this.getWidth()/2;
int leftTopY = centerPoint.y - this.getHeight()/2;
this.setLocation(leftTopx, leftTopY);

JLabel label = new JLabel();

label.setIcon(new ImageIcon(getClass().getResource("game.png")));
getContentPane().add(label, BorderLayout CENTER);

this .addMouseListener(new MouseAdapter() {

Override

public void mouseClicked(MouseEvent e) {

dispose();

}


}

public static void main(String[{] args) {

SwingUtilities.invokeLater(new Runnable() {

public void run() {

‘WindowExample jWindow = new JWindowExample();
jWindow,setVisible(true);

}


}

47}

public class JFrameExample extends JFrame {

public JFrameExample() {

this.setTitle(’aaig");
//\Frame 크기
this.setSize(600, 500);

-getResource("icon.png")).getImage());

this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

JFrameExample jFrame = new JFrameExample ();
jFrame.setVisible(true);

Frame dispose();

package sec03.exam03_j frame;

그 import java.awt GraphicsEnvironment;
import java.awt.Point:

import javax.swing. Imagelcon;

import javax.swing.JFrame;

import javax.swing.SwingUtilities;

public class JFrameExample extends JFrame {

public JFrameExample() {

this setSize(600, 500);
//제목 ENS 내용
this.setIconImage(new ImageIcon(getClass().getResource("icon.png")).

getImage());

this setTitle(*ai2la");

this.setDefaultCloseOperation(JFrame.£XIT_ON_CLOSE);

GraphicsEnvironnent ge = GraphicsEnvironnent.getLocal GraphicsEnvironment();
Point centerPoint = ge.getCenterPoint();
int leftTopxX = centerPoint.x - this.getWidth()/2;
int leftTopY = centerPoint.y - this.getHeight()/2;
this.setLocation(leftTopx, leftTopY);
}
public static void main(String[] args) {
SwingUtilities.invokeLater(new Runnable() {
public void run() {
JFrameExample jFrame = new JFrameExample();
jFrame.setVisible(true);
}
}
37}

JTabbedPane jTabbedPane = new JTabbedPane();

jTabbedPane .addTab("TapName1", jPanel1);
jTabbedPane .addTab("TapName2", jPanel2);

jFrame.getContentPane().add("Center”, jTabbedPane);

//메인 윈도우 설정

public JTabbedPaneExample() (

this setTitle("JTabbedPaneExample");

this setSize(300, 200);

this.setDefaul tCloseQperation(JFrame.EXIT_ON_CLOSE);
this getContentPane().add(getJTabbedPane(), BorderLayout.CENTER);
}

//JTabbedPane 생성 및 Tab 추가

private JTabbedPane getJTabbedPane() {

if (jTabbedPane == null) {

jTabbedPane = new JTabbedPane();

jTabbedPane.setTabPlacement (JTabbedPane LEFT);

jTabbedPane.addTab("e41", getTab1Panel());

jTabbedPane.addTab("e!2", getTab2Panel());

}

return jTabbedPane;

}

//Tab10l 추가된 JPanel 생성

private JPanel getTab1Panel() {

if(tab1Panel == null) {

tabiPanel = new JPanel();

JLabel jlabel = new JLabel();

a“           jlabel.setIcon(new ImageIcon(getClass().getResource("duke1 .gif")));
tab1Panel .add(jLabel);

}

return tabiPanel;

}

//Tab20) #7 JPanel 생성

private JPanel getTab2Panel() {

if(tab2Panel == null) {

tab2Panel = new JPanel();

JLabel jlabel = new JLabel();

jlabel.setIcon(new ImageIcon(getClass().getResource("duke2.gif")));
tab2Panel .add(jLabel);

}

return tab2Panel;

}


public static void main(String[] args) {

SwingUtilities invokeLater(new Runnable() {

public void run() {

ITabbedPaneExample jFrame = new JTabbedPaneExample();
jFrane.setVisible(true);

}

yi

}

}

JScrollPane scrollJList = new JScrollPane(jLabel);
JScrollPane scrollJTextArea = new JScrollPane(jTextArea);
JScrollPane scrollJList = new JScrollPane(jList);
JScrollPane scrollJTable = new JScrollPane(jTable);

package sec03.exam05_jscrollpane;

import java.awt.BorderLayout;
import javax.swing. Inagelcon;
import javax.swing.JFrane;

import javax.swing.JLabel;

import javax.swing.JScrol1Pane;
import javax.swing.SwingUtilities;

public class JScrollPaneExample extends JFrame {
private JScrollPane scrollimage;
private JLabel 1blImage;

public JScrollPaneExample() {
this .setTitle("JScrollPaneExample");
this .setSize(350, 230);
this .setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
//JFrame SY IScrollPane 추가
this .getContentPane().add(getScrollImage(), BorderLayout .CENTER);

//ScrollPane 생성
private JScrollPane getScrollimage() {
if (scrollImage == null) {
scrollImage = new JScrollPane(getLblImage());
}
return scrollImage;

public JLabel getLblImage() {
if(lblImage == null) {
IblImage = new JLabel();
IblImage.setIcon(new ImageIcon(getClass().getResource("snow.jpg")));
}
return 16110096;

public static void main(String[] args) {
SwingUtilities.invokeLater(new Runnable() {
public void run() {
IScrollPaneExample jFrame = new JScrollPaneExample();
jFrame.setVisible(true);
}
}
480}

jFrame.getContentPane().setLayout( LayoutManager layoutManager );
Fe

BorderLayout borderLayout = (BorderLayout) jFrame.getContentPane().getLayout();

JFrame getContentPane().add(42W=, BorderLayout CENTER);
JFrame getContentPane().add(4ZUS, BorderLayout EAST);
JFrame getContentPane().add(4ZUS, BorderLayout WEST);
JFrame getContentPane().add(¥2W&, BorderLayout SOUTH);
JFrame getContentPane().add(¥2W&, BorderLayout NORTH);

package sec04,exan01_borderlayout;

import java.awt BorderLayout;
import java.awt Color;
import javax.swing, JButton;

AuURWNno

import javax.swing.JFrane;

import javax.swing.JTextArea;
import javax.swing.JTextField;
import javax.swing.SwingUtilities;

public class BorderLayoutExample extends JFrame (

private JTextField txtNorth;
private JTextArea txtCenter;
private JButton btnSouth;

public BorderLayoutExample() {
this .setTitle("BorderLayoutExample");
this .setSize(300, 200);
this setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

this .getContentPane().add(getTxtNorth(), BorderLayout NORTH);
this .getContentPane().add(getTxtCenter(), BorderLayout CENTER);
this .getContentPane().add(getBtnSouth(), BorderLayout SOUTH);

//ITextField 생성
private JTextField getTxtNorth() {
aif (txtNorth == null) {
txtNorth = new JTextField();
txtNorth.setText("S§ 컴포넌트");
txtNorth.setBackground(Color YELLOW);
}
return txtNorth;

private JTextArea getTxtCenter() {
if (txtCenter    null) {
txtCenter = new JTextArea();
txtCenter.append("Se 컴포넌트");
txtCenter.append("S% 컴포년트가 없으니 SFOS 확장\0");
100『66016ㄷ.000600("서쪽 컴포년트가 없으니 서쪽으로 확장\0");
}
return txtCenter;

}

private JButton getBtnSouth() {

if (btnSouth == null) {

btnSouth = new JButton();

66050410.56116짜("남쪽 컴포넌트");

}

return btnSouth;

}


public static void main(String[] args) {

SwingUtilities.invokeLater(new Runnable() {
public void run() {

BorderLayoutExample jFrame = new BorderLayoutExample();
jFrame.setVisible(true);

}


}

}

iFrame.getContentPane().setLayout(new FlowLayout());
jFrame.getContentPane().add(d=W);

package sec04,exan02_flowlayout;

import java.awt.FlowLayout;

import javax.swing.JButton;

import javax.swing.JFrame;

import javax.swing.SwingUtilities;

public class FlowLayoutExample extends JFrame {

private JButton btnOk;

private JButton btnCancel;

//메인 윈도우 설정

public FlowLayoutExample() {

this setTitle(‘FlowLayoutExample");

this.setSize(300, 100);

this setDefaul tCloseOperation(JFrame.EXIT_ON_CLOSE);

this.setLayout(new FlowLayout());

this getContentPane().add(getBtnOk());

this.getContentPane().add(getBtnCancel());

}

private JButton getBtnOk() {
if(btnOk == null) {
btnOk = new JButton();
btnOk.setText("s2l");
}
return 0600;
}

private JButton getBtnCancel() {
if(btnCancel    null) {
btnCancel = new JButton();
btnCancel.setText("4|4");
}
return btnCancel;
}
a
public static void main(String[] args) {
SwingUtilities.invokeLater(new Runnable() {
public void run() {
FlowLayoutExample jFrame = new FlowLayoutExample();
jFrame.setVisible(true);
}
}
50}

JPanel jPanel = new JPanel();
Panel setLayout(new BorderLayout());

FlowLayout’ 경우:  ]『8061.200(컴포년트);
BorderLayoutY 경우: ]『0061.000(컴포년트, BorderLayout.CENTER);

package sec04.exam03_jpanel;

import java.awt BorderLayout;

import java.awt Color;

import javax.swing.JButton;

— import javax.swing.JFrame;

import javax.swing.JPanel;

— import javax.swing.SwingUtilities;


public class JPanelexample extends JFrame {

private JPanel panelSouth;

private JButton btnOk;

private JButton btnCancel;

//머인 윈도우 설정

public JPanelexample() {

this .setTitle("JPanelExample");

this .setSize(250, 200);

this .setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

//남쪽에 JPanel 추가

panel South.add(getBtnOk());

panel South.add(getBtnCancel());

}

return panelSouth;

public JButton getBtnOk() {

if (btndk == null) {

btnOk = new JButton();

btnOk.setText("s}2!");
}
return btnOk;

public JButton getBtnCancel() {
if (btnCancel == null) {
btnCancel = new JButton();
btnCancel setText("4l2");
}
return btnCancel;

public static void main(String[] args) {
SwingUtilities invokeLater(new Runnable() {
public void run() {
JPanelexample jFrame = new JPanelExample();
jFrame.setVisible(true);
}

iFrame ,getContentPane().setLayout(new GridLayout (#4, 열수);

가18006.9616001601806().000(컴포넌트);

package sec04,exan04_gridlayout;

import java.awt.GridLayout;
import javax.swing.JButton;
import javax.swing.JFrame;

public class GridLayoutExample extends JFrame {

import javax.swing.SwingUtilities;
private JButton{][] btn;

public GridLayoutExample() {
setTitle("GridLayoutExample");
setSize(300, 100);
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

public JButton[][] getBtn() {
if(btn == null) {
btn = new JButton[2][3];
for(int r = 0; r@Q; r+) {
for(int c=0; c<3; c+) {
btn[r][c] = new JButton();
btn[r][c].setText("["#r+"J[" + 6 + "]");

}
return btn;

public static void main(String[] args) {
SwingUtilities invokeLater(new Runnable() {
public void run() {
GridLayoutExample jFrame = new GridLayoutExample();
jFrame.setVisible(true);

jFrame.getContentPane().add("Card1", jPanel1);
jFrame.getContentPane().add("Card2", jPanel2);

package secO4.exam05_cardlayout;

import java.awt CardLayout;
import java.awt.Color;

import javax.swing.JFrane;

import javax.swing.JPanel;

import javax.swing.SwingUtilities;

public class CardLayoutExample extends JFrame (
private JPanel redCard, greenCard, blueCard;

//메인 윈도우 설정
public CardLayoutExample() {
this setTitle("CardLayoutExample");
this setSize(250, 400);
this setResizable(false);
this setDefaultCloseOperation(JFrame EXIT_ON_CLOSE);

this getContentPane().add(*RedCard", getRedCard());
this getContentPane().add("GreenCard", getGreenCard());

this getContentPane().add("BlueCard", getBlueCard());

public JPanel getRedCard() {
if (redCard    null) {
redCard = new JPanel();
redCard.setBackground(Color RED);
}
return redCard;

public JPanel getGreenCard() {
if (greenCard == null) {
greenCard = new JPanel();
greenCard.setBackground (Color GREEN);
}
return greenCard;
}

public JPanel getBlueCard() {
if (blueCard == null) {
blueCard = new JPanel();
blueCard.setBackground(Color BLUE);
}
return blueCard;

public static void main(String[] args) {
SwingUtilities.invokeLater(new Runnable() {
public void run() {
final CardLayoutExample jFrame = new CardLayoutExample();
jFrame.setVisible(true);

Thread thread = new Thread() {
@Override
public void run() {
for (int i = 0; i < 10; i+) {
try {
//2초간 일시정지
Thread.sleep(1000);

} catch (InterruptedException 6) {

}
//이벤트 큐에 Runnable 객체 넣기
SwingUtilities.invokeLater(new Runnable() {
@verride
n               public void run() {

(CardLayout) jFrame.getContentPane().getLayout();
cardLayout .next(jFrame.getContentPane());
}
}
//반복 스레드 시작
thread.start();
}
ye
}
}

jFrame.getContentPane().setLayout(nul1);

setBounds(int x, int y, int width, int height);

package sec04,examd6_nulllayout;

import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.SwingUtilities;

public class NullLayoutExample extends JFrame {
private JButton btnOk;

public NullLayoutExample() {
this .setTitle("NullLayoutExample");

this .setSize(300, 200);

this .setResizable(false);
this setDefaul tCloseOperation(JFrame.EXIT_ON_CLOSE);

this .getContentPane().setLayout(null);
this getContentPane().add(getBtnOk());
}
//버튼 생성
public JButton getBtnOk() {
if(btnOk == null) {
btnOk = new JButton();
btnOk.setText("2}2!");
//버튼이 위치할 좌표값과 폭과 높이 설정
btnOk.setBounds(100, 50, 70, 60);
}
return btnOk;
}
public static void main(String[] args) {
SwingUtilities invokeLater(new Runnable() {
public void run() {
NullLayoutExample jFrame = new NullLayoutExample();
jFrame.setVisible(true);
}
ye
}
+}
Pack

package sec04,exam07_pack;


import java.awt.FlowLayout;

import javax.swing.JButton;

import javax.swing JFrame;

import javax.swing.SwingUtilities;


public class PackExample extends JFrame {
private JButton btnOk;

private JButton btnCancel;

public PackExample() {

this setTitle(*FlowLayoutExample");

this setDefaultCloseOperation(JFrame EXIT_ON_CLOSE);

//FlowLayoute2 변경하고 버튼 추가

this setLayout(new FlowLayout());

//000() WAS 호출

private JButton getBtnOk() {

if(btnOk == null) {

btnOk = new JButton();
btnOk.setText("2}2!");
}
return btnOk;
}

private JButton getBtnCancel() {
if(btnCancel == null) {
btnCancel = new JButton();
btnCancel setText("3|4");
}
a“       return btnCancel;
}
public static void main(String[] args) {
SwingUtilities invokeLater(new Runnable() {
public void run() {
PackExample jFrame = new PackExample();
jFrame.setVisible(true);
}
yi
}
52}

actionPerformed(---) {

jFrame.addWindowListener(WindowListener listener);
jButton.addActionListener(ActionListener listener);
jList.addListSelectionListener(ListSelectionListener listener);

public void windowActivatediWiindowEvent e) {}
public void windowClosed(WindowEvent e) {}
public void windowClosing(\iindowEvent e) {

//닫기) HES 클릭했을 때 처리 방법 코딩

}
public void windowDeactivatediWindowEvent e) {}
public void windowDeiconifiediWindowEvent e) {}
public void windowIconifiediWindowEvent e) {}
public void windowOpened(WindowEvent e) {}

class MyWindowListener extends WindowAdapter {
public void windowClosing(WindowEvent e) {
//닫기(×) 버튼을 클릭했을 때 처리 방법 코딩
}
}

package sec05.exam01_windowadpater:

import java.awt FlowLayout;

import java.awt.event.ActionEvent;

import java.awt.event ActionListener;
import java.aut.event..WindowAdapter;
import java.awt.event.WindowEvent;

import javax.swing.JButton;

import javax.swing.JFrame;

import javax.swing.SwingUtilities;


public class ClosableExample1 extends JFrame {
private JButton btnClose;

//메인 윈도우 설정

public ClosableExample1() (

this setTitle(*CloseExample");

this .setSize(300, 100);


this.setLayout(new FlowLayout());

this .getContentPane().add(getBtnClose());

}

//닫기 버튼 생성

private JButton getBtnClose() {

if(btnClose == null) {

btnClose = new JButton();

btnClose.setText("27|");

//ActionListener 추가

: btnClose.addActionListener(new MyActionListener()); |
}

return btnClose;

}

SwingUtilities invokeLater(new Runnable() {

public void run() {

ClosableExample1 jFrame = new ClosableExample1();
jFrame.setVisible(true);

yi
}
47}

‘class MyWindowAdapter extends WindowAdapter {

Override

public void windowClosing(WindowEvent 6) {
System.exit(0);

}

public void actionPerformed(ActionEvent 6) {
System.exit(0);

}

package sec05.exam01_windowadpater:

import. java.awt.FlowLayout;

import java.awt.event.ActionEvent;
import java.awt.event ActionListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import javax.swing.JButton;

import javax.swing.JFrame;

import javax.swing.SwingUtilities;

public class ClosableExample2 extends JFrame {
private JButton btnClose;

public ClosableExample2() {
this .setTitle("CloseExample");
this.setSize(300, 100);

this.setLayout(new FlowLayout());
this .getContentPane().add(getBtnClose());

public void windowClosing(WindowEvent e) {
System.exit(0);

private JButton getBtnClose() {
if(btnClose == null) {
btnClose = new JButton();
btnClose.setText("27I");

public void actionPerformed(ActionEvent e) { |
System.exit(0);                          |
)                                       |
08                                        i
}
return btnClose;
OY
public static void main(String[] args) {
SwingUtilities.invokeLater(new Runnable() {
public void run() {
ClosableExample2 jFrame = new ClosableExample2();
jFrane.setVisible(true);
}
ye
5}
56}

package sec05.exan02_actionlistener;

import java.awt FlowLayout;
import java.awt.event.ActionEvent;

import java.awt.event ActionListener;
— import javax.swing.JButton;

import javax.swing.JFrame;

import javax.swing.SwingUtilities;

public class ActionListenerExample extends JFrame {

private JButton btnOk;

private JButton btnCancel;

//미인 윈도우 설정

public ActionListenerExample() {

this setTitle("ActionListenerExample");

this setSize(300, 100);

this .setDefaultCloseOperation(JFrame.EXIT_ON.CLOSE);


this setLayout(new FlowLayout());

this .getContentPane().add(getBtnOk());

this .getContentPane().add(getBtnCancel());

3B}

public void actionPerformed(ActionEvent e) {

if(e.getSource() == 60000 {

systen.out.println("2ie! 버튼을 클릭했습니다");

} else if(e.getSource() == btnCancel) {

//0( 버튼 생성

private JButton getBtnOk() {
if(btnOk == null) {
btnOk = new JButton();
btnOk.setText("2}2!");

return btnOk;

private JButton getBtnCancel() {
if(btnCancel == null) {

btnCancel = new JButton();
btnCancel setText("4l2");

[btnCancel addactionListener(actionListener);
}
return btnCancel;

public static void main(String[] args) {
SwingUtilities invokeLater(new Runnable() {
public void run() {
ActionListenerExample jFrame = new ActionListenerExample();
jFrame.setVisible(true);

JButton jButton = new JButton();
jButton.setText ("2A");
jButton.setIcon( new ImageIcon( getClass().getResource("new.gif") ),

package sec06.exam01_jbutton;

import java.awt.FlowLayout;

import java.awt.event.ActionEvent;
import java.awt.event ActionListener;
import javax.swing.ImageIcon;

import javax.swing.JButton;

import javax.swing.JFileChooser;
import javax.swing.JFrame;

import javax.swing.SwingUtilities;

public class JButtonExample extends JFrame {
private JButton btn1, btn2, btn3;

//메인 윈도우 설정
public JButtonExample() {
this setTitle("IButtonExample");
this .setSize(300, 100);
this setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
this.getContentPane().setLayout(new FlowLayout());
this .getContentPane().add(getBtn1());
this .getContentPane().add(getBtn2());
this .getContentPane().add(getBtn3());

//글자만 있는 버튼 생성
public JButton getBtn1() {
if(btn1    null) {
btn1 = new JButton();
btn1.setText("*MEA");
btn1.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {

JFileChooser jFileChooser = new JFileChooser();
jFileChooser.showOpenDialog(JButtonExample.this);

return btn1;

//아이콘만 있는 버튼 생성
public JButton getBtn2() {
if(btn2    null) {
btn2 = new JButton();
btn2.setIcon(new ImageIcon(getClass().getResource("new.gif")));
btn2.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
IFileChooser jFileChooser = new JFileChooser();
jFileChooser.showOpenDialog(JButtonExample.this);

return btn2;

//아이콘과 글자가 있는 버튼 생성
public JButton getBtn3() {
if(btn3    null) {
btn3 = new JButton();
btn3.setText ("ZA");
btn3.setIcon(new ImageIcon(getClass().getResource("new.gif")));
btn3.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {

JFileChooser jFileChooser = new JFileChooser();
jFileChooser.showOpenDialog(JButtonExample.this);

return btn3;

public static void main(String[] args) {
SwingUtilities.invokeLater(new Runnable() {
public void run() {
IButtonExample jFrame = new JButtonExample();
jFrame.setVisible(true);

IToggleButton jToggleButton = new IJToggleButton();
§ToggleButton.setText("22l");

§ToggleButton.addItemListener(new ItemListener() {
Override
public void itemStateChanged(ItemEvent e) {
if(e.getStateChange() == ItemEvent.SELECTED) {
//선택된 상태
} else {
//해제된 상태

ButtonGroup buttonGroup = new ButtonGroup();
buttonGroup.add( jToggleButton1 );
buttonGroup.add( jToggleButton2 );

package sec06.exam02_jtogglebutton;

import java.awt GridLayout;

import java.awt.event.ActionEvent;

import java.awt.event ActionListener;

import java.awt.event.ItemEvent;

import java.awt.event.ItemListener;

import javax.swing.ButtonGroup;

import javax.swing. InageIcon;

import javax.swing.JFrame;

import javax.swing.JOptionPane;

import javax.swing.JPanel;

import javax.swing.JToggleButton;

import javax.swing.SwingUtilities;

import javax.swing.border.TitledBorder;


public class JToggleButtonExample extends JFrame {
private JPanel pFirst;

private JPanel pSecond;

private JToggleButton tbOn0ff;

private JToggleButton tbStart;

private JToggleButton tbStop;

//메인 윈도우 설정
public JToggleButtonExample() {
this setTitle("JToggleButtonExample");

this setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

this .getContentPane().setLayout(new GridLayout(2, 1));

this .getContentPane().add(getPFirst());
this .getContentPane().add(getPSecond());
this.pack();

public JPanel getPFirst() {
if(pFirst == null) {
pFirst = new JPanel();
pFirst.add(getTbOn0ff());
}
return pFirst;

public JPanel getPSecond() {
if(pSecond == null) {
pSecond = new JPanel();

pSecond.setBorder(new TitledBorder("Hst= 기능은?"));

pSecond.add(getTbStart());
pSecond.add(getTbStop());

//배타적 선택을 위한 ButtonGroup 생성 및 토글 버튼
ButtonGroup buttonGroup = new ButtonGroup();

: buttonGroup.add(getTbStart());

buttonGroup.add(getTbStop());
}
return pSecond;

public JToggleButton getTbOndFf() {
if(tbOnOff == null) {

= new JToggleButton();
tbOnOff.setText("On");

tbOn0ff addItemListener(new ItemListener() {

public void itemStateChanged(ItemEvent 6) {

if(e.getStateChange() == ItemEvent.SELECTED) {
getTbOn0FF().setText ("OFF");

| yelse {

get TbOn0FF().setText ("On");

}

}

n          ;


return tb0n0ff;

}

//518다 토글 버튼 생성

public JToggleButton getTbStart() (

if(tbStart    null) {


bStart setText ("Start");

al          bStart.setIcon(new InageIcon(getClass().getResource("start.gif*

bStart addActionListener(new ActionListener() {

return tbStart;

}

public JToggleButton getTbStop() {

if(tbStop == null) {

0 =      99

bStop.setText ("Stop");

bStop.setIcon(new ImageIcon(getClass().getResource("stop.gif*))):

bStop.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent e) {

JOptionPane. showllessageDialog(JToggleButtonExample.this, “Stop");

return tbStop;

public static void main(String[] args) {
SwingUtilities invokeLater(new Runnable() {
public void run() {
IToggleButtonExample jFrame = new JToggleButtonExample();
jFrame.setVisible(true);

JRadioButton jRadioButton1 = new JRadioButton();

JRadioButton jRadioButton2 = new JRadioButton();
jRadioButton2.setText("Ol2}");

ButtonGroup buttonGroup = new ButtonGroup();
but tonGroup.add(jRadioButton1);
but tonGroup.add(jRadioButton2);

package sec06.exan03_jradiobutton;

import java.awt.BorderLayout;
import java.awt.GridLayout;

import java.awt.event.ActionEvent;
import java.awt.event ActionListener;
import javax.swing.ButtonGroup;
import javax.swing. ImageIcon;

import javax.swing.JFrame;

import javax.swing.JLabel;

import javax.swing.JPanel;

import javax.swing.JRadioButton;

import javax.swing.SwingUtilities;

public class JRadioButtonExample extends JFrame {

private JPanel radioPanel;

private JRadioButton rbBird;

private JRadioButton rbCat;

private JLabel 1blPicture;

//메인 윈도우 설정

public JRadioButtonExample() {

setTitle("JRadioButtonExample");

setDefaul tCloseOperation (JFrame.EXIT_ON_CLOSE);

this.getContentPane().add(getRadioPanel(), BorderLayout WEST);
this.getContentPane().add(getLblPicture(), BorderLayout CENTER);
pack();

}

//3RadioButtono| 배치된 JPanel 생성

public JPanel getRadioPanel() {

if (radioPanel == null) {

radioPanel = new JPanel();

radioPanel.setLayout(new GridLayout(2, 1));
;

radioPanel .add(getRbCat());

//배타적 선택을    ButtonGroupoll 두 개의 JRadioButton 추가
ButtonGroup group    ew ButtonGroup();
group.add(getRbBird());
group.add(getRbCat());

}

return radioPanel;

//JRadioButton 생성
public JRadioButton getRbBird() {

rbBird = new JRadioButton();

rbBird.setText ("Bird");

rbBird.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {

getLb1Picture().setIcon(new Imagecon(getClass().getResource

(Bird.gif")));

return rbBird;

//JRadioButton 생성
public JRadioButton getRbCat() {

rbCat.setText ("Cat");
rbCat.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {

("Cat.gif")));

}

return rbCat;
}
//이미지를 보여줄 JLabel 생성
public JLabel getLblPicture() {
if (IblPicture == null) {
1plPicture = new JLabel();
1plPicture.setIcon(new ImageIcon(getClass().getResource("Bird.gif")));
}
return 1blPicture;
}
public static void main(String[] args) (
SwingUtilities invokeLater(new Runnable() {
public void run() (
JRadioButtonExample jFrame = new JRadioButtonExample();
jFrame.setVisible(true);
}
De
}
}

JCheckBox jCheckBox1 = new JCheckBox();
jCheckBox1 setText ("43");

JCheckBox jCheckBox2 = new JCheckBox();
jCheckBox2 setText ("s2");

package sec06.exam04. jcheckbox;

import java.awt.BorderLayout;

import java.awt.GridLayout;

import java.awt.event.ActionEvent;

import java.awt.event ActionListener;
import javax.swing, ImageIcon;

import javax.swing.JCheckBox;

import javax.swing.JFrame;

import javax.swing.JLabel;

import javax.swing.JPanel;

import javax.swing.SwingUtilities;


public class JCheckBoxExample extends JFrame {

private JPanel plest;

private JCheckBox cbGlasses;

private JCheckBox cbHair;

private JLabel lblPicture;

public JCheckBoxExample() {

this setTitle("ICheckBoxExample");

this .setDefaultCloseOperation (JFrame EXIT_ON_CLOSE);
this getContentPane().add(getPWest(), BorderLayout WEST);

this .getContentPane().add(getLblPicture(), BorderLayout CENTER);

this pack();

}

//서쪽에 부착할 JPanel 생성

public JPanel getPiest() {

if (pest == null) {

pllest = new JPanel(new GridLayout(2, 1));


: pllest..add(getCbHair());

}

return pllest;

}

public JCheckBox getCbGlasses() {
if (cbGlasses == null) {

IChe     B
44.         cbGlasses.setText("Glasses");
661.     10065<10111

}

return cbGlasses;

}

public JCheckBox getCbHair() {

if (cbHai      1) {

new JCheckBox();

cbHair.setText(‘Hair);

cbHair.addActionListener(actionListener);
}

return cbHair;

}

//이미지를 보여줄 28661 생성

public JLabel getLblPicture() (
if (IblPicture == null) {

IblPicture = new JLabel();
64.         1b1Picture.setIcon(new ImageIcon(getClass().getResource(“geek.gif")));

}
return 1blPicture;

//3CheckBox 이벤트 처리 리스너를 위한 필드 선언
private ActionListener actionListener = new ActionListener() {
Override
public void actionPerformed(ActionEvent 6) {
if (cbGlasses.isSelected() 44 cbHair.isSelected()) {
LblPicture.setIcon(new ImageIcon(getClass().getResource
(*geek-glasses-hair.gif")));
} else if (cbGlasses.isSelected()) {
LblPicture.setIcon(new ImageIcon(getClass().getResource
(*geek-glasses.gif")));
} else if (cbHair.isSelected()) {
LblPicture.setIcon(new ImageIcon(getClass().getResource
(geek-hair.gif")));
} else {
LblPicture.setIcon(new InageIcon(getClass().getResource("geek.gif")));

}

public static void main(String[] args) {
SwingUtilities invokeLater(new Runnable() {
public void run() {
JCheckBoxExample jFrame = new JCheckBoxExample();
jFrame.setVisible(true);

JLabel jlabel = new JLabel();
jLabel setText ("AS");
jLabel setIcon(new ImageIcon( getClass().getResource(*0|0|2|x}2!"));

setHorizontalAlignment( JLabel.LEFT | JLabel.CENTER | JLabel RIGHT );
setVerticalAlignment( JLabel.TOP | JLabel.CENTER { JLabel BOTTOM );

setHorizontalTextPosition( JLabel LEFT | JLabel CENTER | JLabel.RIGHT );
setVerticalTextPosition( JLabel.TOP | JLabel CENTER | JLabel BOTTOM );

setIconTextGap( iconTextGap );

setBorder(Border border);

setBorder(new EtchedBorder());

package sec07.exan01_j label;

import java.awt.GridLayout;
import javax.swing.ImageIcon;
import javax.swing.JFrame;

import javax.swing.JLabel;

import javax.swing.SwingUtilities;
import javax.swing.border.£tchedBorder;


public class JLabelExample extends JFrame {

private JlLabel jLabel1, jLabel2, jlabel3, jLabel4;

public JLabelExample() {

this .setTitle("JLabelExample");

this .setDefaultCloseQperation(JFrame.EXIT_ON_CLOSE);
this .getContentPane().setLayout(new GridLayout(4, 1));

this .getContentPane().add(getJLabel1());

this .getContentPane().add(getJLabel2());

this .getContentPane().add(getJLabel3());

this .getContentPane().add(getJLabel4());

this.setSize(200, 300);

}

public JLabel getJLabel1() {

if (jLabel1 == null) {

jlabel1 = new JLabel();

jLabel1 setText("JLabel1");

jLabel1 .setHorizontalAlignment(JLabel LEFT);
jLabel1.setBorder(new EtchedBorder());

}

return jLabel1;

}

public JLabel getJLabel2() {

if (jLabel2 == null) {

jlabel2 = new JLabel();

jLabel2.setText("JLabel2");

jLabel2.setIcon(new ImageIcon(getClass().getResource("user.gif")));
jLabel2.setHorizontalAlignment(JLabel CENTER);
jLabel2.setBorder(new EtchedBorder());

}

return jLabel2;

public JLabel getJLabel3() {
if (jLabel3 == null) {
jlabel3 = new JLabel();
jLabel3.setText("ILabel3");
jLabel3.setIcon(new ImageIcon(getClass().getResource("user.gif")));
jLabel3.setHorizontalAlignment(JLabel .CENTER);
jLabel3.setHorizontalTextPosi tion (JLabel LEFT);
jLabel3.setBorder(new EtchedBorder());
}
return jLabel3;
}

public JLabel getJLabel4() {
if (jLabel4 == null) {
jlabel4 = new JLabel();
jlabel4.setText("ILabel4");
jLabel4.setIcon(new ImageIcon(getClass().getResource("user.gif")));
jLabel4.setHorizontalAlignment(JLabel .CENTER);
jLabel4.setIconTextGap(20);
jLabel4.setBorder(new EtchedBorder());
}
return jLabel4;
}

public static void main(String[] args) {
SwingUtilities invokeLater(new Runnable() {
public void run() {
JLabelExample jFrame = new JLabelExample();
jFrame.setVisible(true);

JTextField jTextField = new JTextField();
JPasswordField jPasswordField = new JPasswordField();

String inputData = jTextField.getText();

String inputData = new String( jPasswordField.getPassword() );

KeyEventS 처리하기 위해 KeyListener 객체를 등록하는 코드는 다음과 같다. KeyListener2}

jTextField.addKeyListener( new KeyAdapter() {
public void keyPressed(keyEvent e) {

if(e.getKeyCode()    KeyEvent.VKF1) { = }
if(e.getKeyCode()    KeyEvent.VKF2) { = }
if(e.getKeyCode() == KeyEvent.VKF3) { ~~ }

+( (e.getKeyCode() >= KeyEvent.VK_A) && (e.getKeyCode() <= KeyEvent.VKZ) ) {= }

package sec07 .exan02_jtextfield jpasswordfield;

import java.awt GridLayout;

import java.awt.event.ActionEvent;
import java.awt.event ActionListener;
import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent;
import javax.swing.JFrame;

import javax.swing.JLabel;

import javax.swing.JOptionPane;
import javax.swing.JPasswordField;
import javax.swing.JTextField;
import javax.swing.SwingUtilities;

public class JTextFieldJPasswordFieldExample extends JFrame {
private JTextField txtId;
private JPasswordField txtPassword;

public JTextFieldJPasswordFieldExample() {
this.setTitle("JTextField & JPasswordField");
this .setDefaultCloseQperation(JFrame.EXIT_ON_CLOSE);
this .getContentPane().setLayout(new GridLayout(2, 2));
this.getContentPane().add(new JLabel("0}0|c|", JLabel .CENTER));
this .getContentPane().add(getTxtId());
this .getContentPane().add(new JLabel ("m9
this .getContentPane().add(getTxtPassword());
this.setSize(200, 100);

", JLabel .CENTER));

public JTextField getTxtId() {
if (txtId    null) {
txtId = new JTextField();
txtId.addKeyListener(new KeyAdapter() {
public void keyPressed(KeyEvent e) {
if (e.getKeyCode() >= KeyEvent.VK_A 8& e.getKeyCode() <=
KeyEvent.VK_Z) {
JOptionPane. shoullessageDialog(
ITextFieldJPasswordFieldExample.this, "알파벳 이군요");
} else {
JOptionPane. shoullessageDialog(
JTextFieldJPasswordFieldExample.this, "알파벳이 아니군요");

}
}
return txtId;

//3PasswordField 생성
public JPasswordField getTxtPassword() {
if (txtPassword == null) {
txtPassword = new JPasswordField();
txtPassword.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent 6) {
String password = new String(txtPassword.getPassword());
JOptionPane.showilessageDialog(

password);

}
yi
}
return txtPassword;

public static void main(String[] args) {
SwingUtilities invokeLater(new Runnable() {
public void run() {
JTextFieldJPasswordFieldExample jFrame = new
JTextFieldJPasswordFieldExample();
jFrame.setVisible(true);

JTextArea jTextArea = new JTextArea();
JScrollPane jScrollPane = new JScrollPane( jTextArea );

jTextArea.setCaretPosition( jTextArea.getText().length() );

package sec07.exam03_j textarea;

import java.awt.BorderLayout;
import java.awt.event.ActionEvent;

import java.awt.event ActionListener;
— import javax.swing.JButton;

import javax.swing.JFrame;

import javax.swing.JPanel;

import javax.swing.JScrolPane;

import javax.swing.JTextArea;

import javax.swing.JTextField;

import javax.swing.SwingUtilities;


public class JTextAreaExample extends JFrame {
private JTextArea txtDisplay;

private JPanel pSouth;

private JTextField txtInput;

private JButton btnSend;

//메인 윈도우 설정
public JTextAreaExample() {
this .setTitle("JTextAreaExample");
this setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
this.getContentPane().add(new JScrollPane(getTxtDisplay()),
BorderLayout CENTER);
this .getContentPane().add(getPSouth(), BorderLayout SOUTH);
this .setSize(300, 200);

public JTextArea getTxtDisplay() {
if (txtDisplay == null) {
txtDisplay = new JTextArea();
txtDisplay.setEditable(false);
}
return txtDisplay;

//남쪽에 부착할 JPanel 생성
public JPanel getPSouth() {
if (pSouth == null) {
pSouth = new JPanel();
pSouth.setLayout(new BorderLayout());
pSouth.add(getTxtInput(), BorderLayout.CENTER);
pSouth.add(getBtnSend(), BorderLayout EAST);
}
return pSouth;

//ITextField 생성
public JTextField getTxtInput() {
aif (txtInput == null) {
txtInput = new JTextField();
}
return txtInput;

public JButton getBtnSend() {
if (btnSend    null) {
btnSend = new JButton();
btnSend.setText("2is");
btnSend.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
getTxtDisplay().append(getTxtInput().getText() + "\n");
getTxtInput().setText("");
}
}
return btnSend;
}
n
public static void main(String[] args) {
SwingUtilities.invokeLater(new Runnable() {
public void run() {
ITextAreaExample jFrame = new JTextAreaExample();
jFrame.setVisible(true);
}
}

JEditorPane jEditorPane = new JEditorPane();
try {

jEditorPane.setPage(HTML URL);
} catch(Exception e) {}
jEditorPane.setEditable(false);

jEditorPane.addHyperlinkListener(new HyperlinkListener() {
public void hyperlinkUpdate(HyperlinkEvent e) {
if(e.getEventType() == HyperlinkEvent.EventType.ACTIVATED) {
try {
jEditorPane.setPage(e.getURL());
} catch(Exception e) {}
}
}
dD:

package sec07.exam04_jeditpane;

import java.awt BorderLayout;
import java.io. 10Exception;

import javax.swing.JEditorPane;

import javax.swing.JFrame;

import javax.swing.JScrol1Pane;

import javax.swing.SwingUtilities;

import javax.swing.event.HyperlinkEvent;

import javax.swing.event.HyperlinkListener;

public class JEditorPaneExample extends JFrame {

private JEditorPane jEditorPane;

public JEditorPaneExample() {

this setTitle("JEditorPaneExample");

this setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

this getContentPane().add(new JScrollPane(getJEditorPane()),
BorderLayout CENTER);

this .setSize(400, 300);

}

//EditorPane 생성

public JEditorPane getJEditorPane() {

if(jEditorPane    null) {

jEditorPane = new JEditorPane();

try {

jEditorPane.setPage(getClass().getResource("jeditorpane.html"));

} catch(Exception e) {}

jEditorPane.setEditable(false);

jEditorPane.addHyperlinkListener(new HyperlinkListener() {
public void hyperlinkUpdate(HyperlinkEvent e) {
if(e.getEventType() == HyperlinkEvent.EventType.ACTIVATED) {
try {
jEditorPane.setPage(e.getURL());
} catch(IOException 62) {}
}
}
}
a        return jEditorPane;
}
public static void main(String[] args) {
SwingUtilities invokeLater(new Runnable() {
public void run() {
JEditorPaneExample jFrame = new JEditorPaneExample();
jFrane.setVisible(true);
}
}
}

import javax.sving.

public class JEditorPaneExanple extends JFrane {
ues
private JEditorPane JEditorPane: