java线程问题？希望高手帮一下，我都弄了一天了，谢谢各位了(这是代码部分，不知道为什么不能修改原帖)

Question

这是Main.java
package ombproj;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.net.URLEncoder;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.swing.*;public class Main { 
    public static void main(String[] args) throws UnsupportedEncodingException {
        OMB_GUI A = new OMB_GUI();
        A.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
 
    }}
这是OMB_GUI
public class OMB_GUI extends JFrame { ..................    OMB_GUI() {
        NumListMusic = 0;
        musicl = new MusicListItem[20];
        for (int i = 0; i < musicl.length; i++) {
            musicl[i] = new MusicListItem();
        }        mal = new MyActionListener();
        this.setTitle("Online Music Box");        container = new JPanel();        setContentPane(container);
        container.setLayout(new BorderLayout());        container.add(PPlayer = new JPanel(), BorderLayout.NORTH);        container.add(PT5list = new JPanel(), BorderLayout.WEST);        container.add(PMlist = new JPanel(), BorderLayout.CENTER);        container.add(PMmlist = new JPanel(), BorderLayout.EAST);        container.add(PLrclist = new JPanel(), BorderLayout.SOUTH);        PPlayer.setLayout(new GridLayout(3, 1));
        PPlayer.add(PMusicinf = new JPanel());
        PPlayer.add(PProgress = new JPanel());
        PPlayer.add(PCon_Search = new JPanel());        PMusicinf.add(new JLabel("音乐信息")); //        PProgress.setLayout(new GridLayout(1, 2));
        PProgress.add(PTime = new JPanel());
        PProgress.add(PNx_Pe = new JPanel());
        PNx_Pe.add(BNext = new JButton("下一首"));
        BNext.addActionListener(mal);
        PNx_Pe.add(BPrevios = new JButton("上一首"));
        BPrevios.addActionListener(mal);
        JPanel PControl, PSearch;
        PCon_Search.setLayout(new GridLayout(1, 2));
        PCon_Search.add(PControl = new JPanel());
        PCon_Search.add(PSearch = new JPanel());        PControl.add(BPlay = new JButton("播放"));
        BPlay.addActionListener(mal);
        PControl.add(BPause = new JButton("暂停"));
        BPause.addActionListener(mal);
        PControl.add(BStop = new JButton("停止"));
        BStop.addActionListener(mal);
        TSearch = new JTextField();
        TSearch.setColumns(10);        PSearch.add(TSearch);
        PSearch.add(BSearch = new JButton("搜索"));
        PSearch.add(BHide_pl = new JButton("显示播放列表"));
        BHide_pl.addActionListener(mal);
        BSearch.addActionListener(mal);        //----------------------------------------------------------        PT5list.setLayout(new GridLayout(15, 1));
        PT5list.add(BT500 = new JButton("歌曲Top500"));
        BT500.addActionListener(mal);
        PT5list.add(BSingers = new JButton("歌手Top50"));
        BSingers.addActionListener(mal);
        PT5list.add(BNewSongs = new JButton("新歌Top200"));
        BNewSongs.addActionListener(mal);        PMlist.setLayout(new BorderLayout());
        PMlist.add(PList = new JPanel(), BorderLayout.CENTER);
        PMlist.add(PListControl = new JPanel(), BorderLayout.SOUTH);        //      PMlist.add(new JLabel("歌曲列表"));        //      PMmlist.add(new JLabel("播放列表"));
        PMmlist.setLayout(new BorderLayout());
        PMmlist.add(PMusiclist = new JPanel(), BorderLayout.CENTER);
        PMmlist.add(PMusiclistcontrol = new JPanel(), BorderLayout.SOUTH);        /******************************************************/
        //－－－－－－－－－－－－－－－－－播放歌词部分
        LRC_label1 = new JLabel();
        LRC_label2 = new JLabel();
        LRC_label3 = new JLabel();
        PLrclist.setLayout(new GridLayout(3, 1));
        PLrclist.add(LRC_label1);
        PLrclist.add(LRC_label2);
        PLrclist.add(LRC_label3);
        /****************************************/
        this.setSize(800, 600);        this.setVisible(true);
    /********************************************
    try {
    // Lrc_Thread=new Thread(    GUI_point = new Point();    GUI_point = this.getLocationOnScreen();
    int point_x,point_y;
    point_x=(int)GUI_point.getX();
    point_y=(int)GUI_point.getY();
    System.out.println(point_x);
    System.out.println(point_y);
    GUI_point =new Point(point_x,point_y+600);
    Lrc_Thread =new Thread(new OMB_lrc("你到底爱不爱我",GUI_point));
    //lrc.setToLocation(GUI_point);
    Lrc_Thread.run();
    // Lrc_Thread.start();
    } catch (IOException ex) {
    Logger.getLogger(OMB_GUI.class.getName()).log(Level.SEVERE, null, ex);
    }
     ****************************************/
    }    private void showPlayList() {
        PMusiclist.removeAll();
        PMusiclistcontrol.removeAll();
        String[] Lists = new String[musicl.length];
        for (int i = 0; i < musicl.length; i++) {
            Lists[i] = musicl[i].getMusicName();
        }
        Mmlist = new JList(Lists);
        Mmlist.setFixedCellWidth(100);
        Mmlist.setFixedCellHeight(20);
        PMusiclist.add(Mmlist);
        BHide_pl.setText("隐藏播放列表");
    }       private class MyActionListener implements ActionListener {        public void actionPerformed(ActionEvent e) {
            if (e.getSource() == BPlay) {
                String playurl = "";
                NowPlayingIndex = Mmlist.getSelectedIndex();
                playurl = musicl[NowPlayingIndex].getURLString();
                if (pl_Thread != null) {
                    pl_Thread.stop();
                }
                                       try {
            //System.out.println(musicl[NowPlayingIndex].getMusicName());
            Lrc_Thread = new OMB_lrc("大海", LRC_label1, LRC_label2, LRC_label3);
            Lrc_Thread.start();
            } catch (IOException ex) {
            //Logger.getLogger(OMB_GUI.class.getName()).log(Level.SEVERE, null, ex);
            }
          
            pl_Thread = new Thread(new OMBPlayer(playurl));
            pl_Thread.start();
             BPause.setText("暂停");
            } else if (e.getSource() == BStop) {
                pl_Thread.stop();
            } else if (e.getSource() == BPause) {
                if (pl_Thread != null) {
                    if (BPause.getText().compareTo("暂停") == 0) {
                        pl_Thread.suspend();
                        BPause.setText("继续");
                    } else {
                        pl_Thread.resume();
                        BPause.setText("暂停");
                    }
                }
            } 
       }
....................        

Answer 1

这是OMB_lrc部分
public class OMB_lrc extends Thread {    private JPanel container;
    private JLabel label1,  label2,  label3;
    String SongName = null;//歌曲名字，供下载歌词文件用
    String LRC_tmp = null;//歌词字符串，保存从歌词文件中读取的数据
    String LRC_file_URL = null;
    String LRC_temp_file = ".lrc_tmp.lrc";
    String LRC_final_file = "lrc_file.lrc";
    String LRC_tmp_html_file = ".lrc_tmp.html";
    String LRC_html_URL = null;
    String LRC_tmp_string = null;
    Point lrc_point;
    //      String[] LRC_array_string = new String[100];
    float[] LRC_array_time = new float[100];
    ArrayList array_string = new ArrayList();    public OMB_lrc(String SName, JLabel l1, JLabel l2, JLabel l3) throws IOException {
        label1 = new JLabel();
        label2 = new JLabel();
        label3 = new JLabel();
        label1 = l1;
        label2 = l2;
        label3 = l3;
        SongName = SName;
        LRC_html_URL = Net.returnLRC_URL(SongName);
        Net.saveToFile(LRC_html_URL, LRC_tmp_html_file);
        String LRC_html_content = null;
        LRC_html_content = this.LRC_load_to_string(LRC_tmp_html_file);
        LRC_file_URL = this.LRC_match_html(LRC_html_content);
        Net.saveToFile(LRC_file_URL, LRC_temp_file);
        Net.transferFile(LRC_temp_file, LRC_final_file);
        LRC_tmp_string = this.LRC_load_to_string(LRC_final_file);        this.LRC_analyze(LRC_tmp_string);        //  this.setUndecorated(true);
        //    this.setSize(800, 80);       // this.show_LRC();
      }
............    public void show_LRC() {
        try {            Thread.sleep((int) (LRC_array_time[0] * 100));
        } catch (InterruptedException ex) { }
        for (int i = 1; i < (array_string.size() - 1); i++) {
            try {
                label1.setText(array_string.get(i - 1).toString());
                label2.setForeground(Color.RED);
                label2.setText(array_string.get(i).toString());
                label3.setText(array_string.get(i + 1).toString());                Thread.sleep((int) (LRC_array_time[i + 1] * 1000 - LRC_array_time[i] * 1000));
            } catch (InterruptedException ex) {  }
     
        }
    }    public void run() {
        this.show_LRC();
    }
}