registframe.java

ICQ聊天程序

//JCheckBoxDemo.java
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.border.*;
import java.io.*;
import java.net.*;
public class RegistFrame
    extends JDialog
    implements ActionListener {
  private JLabel sexLabel, trueNameLabel,nickNameLabel,secretLabel;
  private ButtonGroup group;
  		 JRadioButton[] radios; //单选按钮数组
  private Color color; 			//设置字体颜色
  private JTextField sexTF,trueNameTF,nickNameTF,secretTF;
  		
  private JPanel sexPanel = new JPanel();	//define panels
  private JPanel imagePanel = new JPanel();
  private JPanel fourInfoPanel = new JPanel();
  private JPanel threeInfoPanel = new JPanel();
  private JPanel exitBtnPanel = new JPanel();
  
  
  private JButton okButton = new JButton();
  private JLabel imageLabel = new JLabel("", SwingConstants.CENTER);
  private ImageIcon copyrightImage = new ImageIcon();
  private GridLayout gridLayout = new GridLayout(4, 2);
  int    		 ScreenWidth,ScreenHeight; 	
  UDPClient udpClient = new UDPClient();
  String sexStr,trueNameStr,nickNameStr,secretStr;
  
  public RegistFrame() {
  	
    init(); 
    setResizable(true);
    pack();
    ScreenWidth  = getToolkit().getScreenSize().width;//将窗口置于屏幕中央,宽度与高度皆为屏幕一半
    ScreenHeight = getToolkit().getScreenSize().height;
    setLocation((ScreenWidth - getWidth()) / 2,(ScreenHeight - getHeight()) / 2);
    show();
  }
  public static void main(String args[])
    {
         new RegistFrame();
    }

  private void init() {
    setTitle("RegistFrame");
    Container container = getContentPane();			//getContenPane
    container.setLayout(new BorderLayout());
    
    copyrightImage = new ImageIcon(RegistFrame.class.getResource("images\\84.gif"));
    imageLabel.setIcon(copyrightImage);
    imagePanel.add(imageLabel,null);
    
    
    sexPanel.setLayout(new FlowLayout());			//Panel Layout
    imagePanel.setLayout(new FlowLayout());
    fourInfoPanel.setLayout(new BorderLayout());
    threeInfoPanel.setLayout(gridLayout);
    exitBtnPanel.setLayout(new FlowLayout());

    sexLabel = new JLabel("性别：");
    color = new Color(255, 0, 0);
    sexLabel.setForeground(color);
    sexPanel.add(sexLabel);

    group = new ButtonGroup();
    radios = new JRadioButton[] {
        new JRadioButton("男"),
        new JRadioButton("女"),
    };
    
    radios[0].setSelected(true);//将radios[0]初始化为选中状态
    JRadioButtonHandler radioButtonHandler = new JRadioButtonHandler();
    for (int i = 0; i < radios.length; i++) {
      group.add(radios[i]);
      sexPanel.add(radios[i]);
      radios[i].addItemListener(radioButtonHandler); //监听单选按钮事件
    }

    trueNameLabel = new JLabel("真实姓名：");
    trueNameLabel.setFont(new Font("Monospaced", Font.PLAIN, 16));
    trueNameTF=new JTextField(7);
    threeInfoPanel.add(trueNameLabel);
    threeInfoPanel.add(trueNameTF);
    
    nickNameLabel = new JLabel("妮称：");
    nickNameLabel.setFont(new Font("Monospaced", Font.PLAIN, 16));
    nickNameTF=new JTextField(7);
    threeInfoPanel.add(nickNameLabel);
    threeInfoPanel.add(nickNameTF);
    
    secretLabel = new JLabel("密码：");
    secretLabel.setFont(new Font("Monospaced", Font.PLAIN, 16));		
    secretTF=new JTextField(7);
    threeInfoPanel.add(secretLabel);
    threeInfoPanel.add(secretTF);
   
    okButton.setText("确定");
    okButton.setFont(new Font("Monospaced", Font.BOLD, 15));
    okButton.setCursor(new Cursor(Cursor.HAND_CURSOR));
    okButton.addActionListener(this);
	exitBtnPanel.add(okButton);
	
	
	container.add(imagePanel,BorderLayout.WEST);
	container.add(fourInfoPanel,BorderLayout.CENTER);
	fourInfoPanel.add(sexPanel,BorderLayout.NORTH);
	fourInfoPanel.add(threeInfoPanel,BorderLayout.CENTER);
	container.add(exitBtnPanel,BorderLayout.SOUTH);
	
	addWindowListener(  // 按下关闭钮时结束程序
            new WindowAdapter() {
                public void windowClosing(WindowEvent e) {
                    System.exit(0);
                 }
            }
        );
	
  }

  public Dimension getPreferredSize() {
    return new Dimension(300, 200);
  }
  private class JRadioButtonHandler
      implements ItemListener {
    public void itemStateChanged(ItemEvent event) {
    	
    	byte[] msg = new byte[1];
      if (event.getSource() == radios[0]) {
        color = new Color(255, 0, 0);
       // sexString="男";
      }
      if (event.getSource() == radios[1]) {
        color = new Color(0, 255, 0);
       // sexString="女";
      }
      sexLabel.setForeground(color); //设置字体颜色
    }
  }

//  public void processWindowEvent(WindowEvent e) {
//    if (e.getID() == WindowEvent.WINDOW_CLOSING) {
//      dispose();
//    }
//    super.processWindowEvent(e);
//  }
  

  public void actionPerformed(ActionEvent e) {			//
  	
    if (e.getSource() == okButton) {
		
//        try {
//            udpClient.go();
//        } catch (IOException e1) {
//             System.out.println ("Exception occurred with socket.");
//             System.out.println (e1);
//            // System.exit (1);
//        }
    }
  }
  

}