filetransferpanel.java

蓝牙 Obex 源码 J2me 初学者必须的东西

import javax.swing.*;          
import java.awt.*;
import java.awt.event.*;
import java.io.*;
import javax.bluetooth.*;

public class FileTransferPanel extends JPanel implements ActionListener{


	JButton connectButton = new JButton("Connect");
	JButton exitButton = new JButton("Exit");
	JTextArea textarea = new JTextArea("",10, 25); 
	File file = null;
	JFrame frame = null;
	String connectionURL = null;
	RemoteDevice remoteDevice = null;

	public FileTransferPanel(JFrame frame, File file, String connectionURL){

		this.frame = frame;
		this.file = file;
		this.connectionURL = connectionURL;		
		

		Font font = new Font("Arial", Font.PLAIN, 12);

		setBackground(Color.WHITE);
		setLayout(new BoxLayout(this, BoxLayout.Y_AXIS));

		ImageIcon headerIcon = new ImageIcon("header1.gif","image header");
		JLabel headerLabel = new JLabel(headerIcon);
		headerLabel.setAlignmentX(Component.CENTER_ALIGNMENT);
		add(headerLabel);

		ImageIcon spacerIcon1 = new ImageIcon("spacer30.gif","image spacer");
		JLabel spacerLabel1 = new JLabel(spacerIcon1);
		spacerLabel1.setAlignmentX(Component.CENTER_ALIGNMENT);
		add(spacerLabel1);


		JLabel textlabel1 = new JLabel("The music file: " + file.getName());
		textlabel1.setAlignmentX(Component.CENTER_ALIGNMENT);
		textlabel1.setFont(font);
		add(textlabel1);

		JLabel textlabel2 = new JLabel("is now being transferred to the selected Bluetooth device. ");
		textlabel2.setAlignmentX(Component.CENTER_ALIGNMENT);
		textlabel2.setFont(font);
		add(textlabel2);


		connectButton.setAlignmentX(Component.CENTER_ALIGNMENT);
		connectButton.addActionListener(this);
		add(connectButton);

		ImageIcon spacerIcon2 = new ImageIcon("spacer30.gif","image spacer");
		JLabel spacerLabel2 = new JLabel(spacerIcon2);
		spacerLabel2.setAlignmentX(Component.CENTER_ALIGNMENT);
		add(spacerLabel2);



		JScrollPane scrollPane = new JScrollPane(textarea);			
		textarea.setEditable(false);
		scrollPane.setAlignmentX(Component.CENTER_ALIGNMENT);
		add(scrollPane);

		ImageIcon spacerIcon3 = new ImageIcon("spacer10.gif","image spacer");
		JLabel spacerLabel3 = new JLabel(spacerIcon3);
		spacerLabel3.setAlignmentX(Component.CENTER_ALIGNMENT);
		add(spacerLabel3);

		JLabel textlabel3 = new JLabel("Please click on the EXIT button to exit. ");
		textlabel3.setAlignmentX(Component.CENTER_ALIGNMENT);
		textlabel3.setFont(font);
		add(textlabel3);

		ImageIcon spacerIcon4 = new ImageIcon("spacer10.gif","image spacer");
		JLabel spacerLabel4 = new JLabel(spacerIcon3);
		spacerLabel4.setAlignmentX(Component.CENTER_ALIGNMENT);
		add(spacerLabel4);


		exitButton.setAlignmentX(Component.CENTER_ALIGNMENT);
		exitButton.addActionListener(this);
		add(exitButton);


		ImageIcon spacerIcon5 = new ImageIcon("spacer10.gif","image spacer");
		JLabel spacerLabel5 = new JLabel(spacerIcon3);
		spacerLabel5.setAlignmentX(Component.CENTER_ALIGNMENT);
		add(spacerLabel5);


		
	}



	public void actionPerformed(ActionEvent e) {

		if (e.getSource() == connectButton) {
			ObjectPusher objectPusher = new ObjectPusher(this, file, connectionURL);
			objectPusher.start();

		}		

		if (e.getSource() == exitButton) {
			System.exit(0);

		}


	}

	public void updateStatus(String message){

		textarea.append("\n" + message);

	}


}