connectconf.java

企业内部管理系统

package viewtuba1;

import java.awt.ComponentOrientation;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.net.InetAddress;
import java.net.UnknownHostException;

import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JTextField;

public class ConnectConf extends JFrame {

	private JTextField textField_2;

	private JTextField textField;

	String userInputIp="127.0.0.1";

	int inputPort=1111;

	public static void main(String args[]) {
		try {
			ConnectConf frame = new ConnectConf();
			frame.setVisible(true);
			frame.setResizable(false);
			frame.setTitle("连接设置");
			frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		} catch (Exception e) {
			e.printStackTrace();
		}
	}

	/**
	 * Create the frame
	 */
	public ConnectConf() {
		super();
		getContentPane().setLayout(null);
		setBounds(100, 100, 315, 231);
		setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

		final JLabel label = new JLabel();
		label.setComponentOrientation(ComponentOrientation.RIGHT_TO_LEFT);
		label.setText("请输入服务器的IP地址：");
		label.setBounds(12, 21, 160, 21);
		getContentPane().add(label);

		textField = new JTextField();
		textField.setText("127.0.0.1");
		textField.selectAll();
		textField.requestFocus();
		textField.setBounds(175, 22, 94, 19);
		getContentPane().add(textField);

		final JLabel label_1 = new JLabel();
		label_1.setComponentOrientation(ComponentOrientation.RIGHT_TO_LEFT);
		label_1.setText("请输入服务器的端口号：");
		label_1.setBounds(21, 61, 161, 21);
		getContentPane().add(label_1);

		textField_2 = new JTextField();
		textField_2.setText("8888");
		textField_2.setBounds(188, 62, 81, 19);
		getContentPane().add(textField_2);

		final JLabel label_2 = new JLabel();
		label_2.setText("默认连接设置为：127.0.0.1: 8888");
		label_2.setBounds(50, 102, 219, 21);
		getContentPane().add(label_2);

		final JButton btnSave = new JButton();
		btnSave.setText("保存");
		btnSave.addActionListener(new ActionListener() {

			public void actionPerformed(ActionEvent e) {
				// TODO Auto-generated method stub
				int savePort = 0;
				String inputIP = "";
				try {
					inputIP = "" + InetAddress.getByName(textField.getText());
					inputIP = inputIP.substring(1);
					userInputIp = inputIP;
//					System.out.println(userInputIp);
				} catch (UnknownHostException eo) {
					// TODO: handle exception
					JOptionPane.showMessageDialog(null, "错误的IP地址！", "提示",
							JOptionPane.CANCEL_OPTION);
					textField.setText("");
					textField.requestFocus();
					return;
				}
				try {
					savePort = Integer.parseInt(textField_2.getText());
					if (savePort < 1 || savePort > 655335) {
						JOptionPane.showMessageDialog(null,
								"侦听端口必须是0~65535之间的整数！", "提示",
								JOptionPane.CANCEL_OPTION);
						textField_2.setText("");
						textField_2.requestFocus();
						return;
					}
					inputPort = savePort;
					dispose();
				} catch (NumberFormatException eop) {
					// TODO: handle exception
					JOptionPane.showMessageDialog(null, "错误的端口号，端口号请填写整数！",
							"提示", JOptionPane.CANCEL_OPTION);
					textField_2.setText("");
					textField_2.requestFocus();
					return;
				}
			}

		});
		btnSave.setBounds(74, 142, 64, 31);
		getContentPane().add(btnSave);

		final JButton btnCancel = new JButton();
		btnCancel.addActionListener(new ActionListener() {

			public void actionPerformed(ActionEvent e) {
				// TODO Auto-generated method stub
				dispose();
			}

		});
		btnCancel.setText("取消");
		btnCancel.setBounds(173, 142, 64, 31);
		getContentPane().add(btnCancel);
		//
	}
}