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190 lines (152 loc) · 5.64 KB
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package net;
import ui.UI;
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import java.io.IOException;
import java.net.BindException;
import java.net.InetAddress;
public class ConnectUI extends JPanel {
JFrame frame = null;
JPanel panel = null;
String button1Text = "创建房间";
JButton button1;
public ConnectUI() throws Exception {
initFrame();
initUI();
frame.setVisible(true);
}
public synchronized void initFrame() {
frame = new JFrame("");
frame.setSize(300, 500);
frame.setDefaultCloseOperation(WindowConstants.DO_NOTHING_ON_CLOSE);
frame.setLocationRelativeTo(UI.frame);
frame.setResizable(false);
frame.addWindowListener(new WindowListener() {
@Override
public void windowOpened(WindowEvent e) {
}
@Override
public void windowClosing(WindowEvent e) {
frame.setVisible(false);
}
@Override
public void windowClosed(WindowEvent e) {
}
@Override
public void windowIconified(WindowEvent e) {
}
@Override
public void windowDeiconified(WindowEvent e) {
}
@Override
public void windowActivated(WindowEvent e) {
}
@Override
public void windowDeactivated(WindowEvent e) {
}
});
}
public synchronized void initUI() throws Exception {
panel = new JPanel();
panel.setLayout(new GridLayout(10, 2));
JTextField fieldIP = new JTextField();
JTextField fieldPort = new JTextField("请输入端口号");
fieldIP.addFocusListener(new FocusAdapter() {
@Override
public void focusGained(FocusEvent e) {
fieldIP.setText("");
}
@Override
public void focusLost(FocusEvent e) {
}
});
fieldPort.addFocusListener(new FocusAdapter() {
@Override
public void focusGained(FocusEvent e) {
fieldPort.setText("");
}
@Override
public void focusLost(FocusEvent e) {
}
});
ButtonGroup buttonGroup = new ButtonGroup();
JRadioButton jRadioButton1 = new JRadioButton("创建房间");
JRadioButton jRadioButton2 = new JRadioButton("加入房间");
panel.add(jRadioButton1);
panel.add(jRadioButton2);
JLabel jLabel = new JLabel("本机IP：" + InetAddress.getLocalHost());
panel.add(jLabel);
panel.add(fieldIP);
panel.add(fieldPort);
jLabel.setVisible(true);
fieldIP.setVisible(false);
fieldPort.setVisible(true);
buttonGroup.add(jRadioButton1);
buttonGroup.add(jRadioButton2);
jRadioButton1.setSelected(true);
class ButtonListener implements ActionListener {
@Override
public void actionPerformed(ActionEvent e) {
switch (e.getActionCommand()) {
case "创建房间":
jLabel.setVisible(true);
fieldIP.setVisible(false);
fieldPort.setVisible(true);
fieldIP.setText(null);
fieldPort.setText("请输入端口号");
if (button1 != null) {
button1.setText("创建房间");
}
break;
case "加入房间":
jLabel.setVisible(false);
fieldIP.setVisible(true);
fieldPort.setVisible(true);
fieldIP.setText("请输入IP");
fieldPort.setText("请输入端口号");
if (button1 != null) {
button1.setText("加入房间");
}
break;
}
}
}
ButtonListener b = new ButtonListener();
jRadioButton1.addActionListener(b);
jRadioButton2.addActionListener(b);
button1 = new JButton(button1Text);
button1.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
try {
if (jRadioButton1.isSelected()){
fieldIP.setText("");
if (fieldPort.getText().equals("")||fieldPort.getText().equals("请输入端口号"))
{
new Server(null, frame);
return;
}
int port = Integer.parseInt(fieldPort.getText());
new Server(port, frame);
} else if (jRadioButton2.isSelected()){
String ip = fieldIP.getText();
if (fieldPort.getText().equals("")||fieldPort.getText().equals("请输入端口号"))
{
new Client(ip, null, frame);
return;
}
int port = Integer.parseInt(fieldPort.getText());
new Client(ip, port, frame);
}
} catch (NumberFormatException e1) {
JOptionPane.showMessageDialog(UI.frame, "端口不合法");
} catch (IOException ex) {
JOptionPane.showMessageDialog(UI.frame, "该端口已被占用!");
}
}
});
panel.add(button1);
frame.add(panel);
}
}