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@ -1,9 +1,11 @@
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package com.example.musicplayer.view;
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import android.content.BroadcastReceiver;
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import android.content.ComponentName;
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import android.content.Context;
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import android.content.Intent;
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import android.content.IntentFilter;
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import android.content.ServiceConnection;
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import android.media.MediaPlayer;
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import android.os.IBinder;
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@ -14,6 +16,7 @@ import android.os.Bundle;
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import android.util.Log;
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import android.view.View;
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import android.widget.Button;
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import android.widget.ImageView;
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import android.widget.LinearLayout;
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import android.widget.SeekBar;
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import android.widget.TextView;
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@ -24,14 +27,14 @@ import com.example.musicplayer.service.PlayerService;
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import com.example.musicplayer.util.FileHelper;
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public class MainActivity extends AppCompatActivity {
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private static final String TAG="MainActivity";
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private static final String TAG = "MainActivity";
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private boolean isChange; //拖动进度条
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private boolean isSeek;//标记是否在暂停的时候拖动进度条
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private boolean flag; //用做暂停的标记
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private int time; //记录暂停的时间
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private Button mPlayerBtn;
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private ImageView mNextIv;
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private TextView mSongNameTv;
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private TextView mSingerTv;
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private Song mSong;
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@ -40,6 +43,9 @@ public class MainActivity extends AppCompatActivity {
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private SeekBar mSeekBar;
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private Thread mSeekBarThread;
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private PlayerService.PlayStatusBinder mPlayStatusBinder;
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//注册广播
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private IntentFilter intentFilter;
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private SongChangeReceiver songChangeReceiver;
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private ServiceConnection connection = new ServiceConnection() {
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@Override
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public void onServiceConnected(ComponentName name, IBinder service) {
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@ -49,25 +55,32 @@ public class MainActivity extends AppCompatActivity {
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@Override
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public void onServiceDisconnected(ComponentName name) {
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}
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};
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_main);
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intentFilter = new IntentFilter();
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intentFilter.addAction("android.song.change");
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songChangeReceiver = new SongChangeReceiver();
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registerReceiver(songChangeReceiver, intentFilter);
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initView();
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onClick();
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}
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private void initView(){
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mSong= FileHelper.getSong();
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mSongNameTv=findViewById(R.id.tv_song_name);
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mSingerTv=findViewById(R.id.tv_singer);
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mLinear=findViewById(R.id.linear_player);
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mSeekBar = findViewById(R.id.sb_progress);
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private void initView() {
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mSong = FileHelper.getSong();
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mSongNameTv = findViewById(R.id.tv_song_name);
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mSingerTv = findViewById(R.id.tv_singer);
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mLinear = findViewById(R.id.linear_player);
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mSeekBar = findViewById(R.id.sb_progress);
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mNextIv = findViewById(R.id.song_next);
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if(mSong.getTitle()!=null){
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if (mSong.getTitle() != null) {
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//启动服务
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Intent playIntent = new Intent(MainActivity.this, PlayerService.class);
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bindService(playIntent, connection, Context.BIND_AUTO_CREATE);
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@ -76,18 +89,18 @@ public class MainActivity extends AppCompatActivity {
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mLinear.setVisibility(View.VISIBLE);
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mSongNameTv.setText(mSong.getTitle());
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mSingerTv.setText(mSong.getArtist());
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mSeekBar.setMax((int)mSong.getDuration());
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mSeekBar.setProgress((int)mSong.getCurrentTime());
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mSeekBar.setMax((int) mSong.getDuration());
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mSeekBar.setProgress((int) mSong.getCurrentTime());
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}else {
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} else {
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mLinear.setVisibility(View.GONE);
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}
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mPlayerBtn=findViewById(R.id.btn_player);
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mPlayerBtn = findViewById(R.id.btn_player);
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addMainFragment();
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}
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private void onClick(){
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private void onClick() {
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//进度条的监听事件
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mSeekBar.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener() {
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@Override
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@ -137,36 +150,54 @@ public class MainActivity extends AppCompatActivity {
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mSeekBarThread = new Thread(new SeekBarThread());
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mSeekBarThread.start();
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} else {
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mMediaPlayer=mPlayStatusBinder.getMediaPlayer();
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mPlayStatusBinder.play((int)mSong.getCurrentTime());
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mMediaPlayer = mPlayStatusBinder.getMediaPlayer();
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mPlayStatusBinder.play(0);
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mMediaPlayer.seekTo((int) mSong.getCurrentTime());
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mPlayerBtn.setSelected(true);
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mSeekBarThread = new Thread(new SeekBarThread());
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mSeekBarThread.start();
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}
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}
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});
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mNextIv.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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mPlayStatusBinder.next();
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if (mPlayStatusBinder.isPlaying()) {
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mPlayerBtn.setSelected(true);
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} else {
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mPlayerBtn.setSelected(false);
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}
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}
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});
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}
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private void addMainFragment(){
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MainFragment mainFragment=new MainFragment();
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FragmentManager fragmentManager=getSupportFragmentManager();
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FragmentTransaction transaction=fragmentManager.beginTransaction();
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transaction.addToBackStack(null);
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transaction.add(R.id.fragment_container,mainFragment);
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private void addMainFragment() {
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MainFragment mainFragment = new MainFragment();
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FragmentManager fragmentManager = getSupportFragmentManager();
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FragmentTransaction transaction = fragmentManager.beginTransaction();
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transaction.add(R.id.fragment_container, mainFragment);
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transaction.commit();
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}
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@Override
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public void onDestroy(){
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public void onDestroy() {
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unbindService(connection);
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unregisterReceiver(songChangeReceiver);
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Song song = FileHelper.getSong();
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song.setCurrentTime(mPlayStatusBinder.getCurrentTime());
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Log.d(TAG, "onServiceDisconnected: " + song.getCurrentTime());
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FileHelper.saveSong(song);
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super.onDestroy();
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unbindService(connection);
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Log.d(TAG, "-----onDestroy: ");
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}
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class SeekBarThread implements Runnable {
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@Override
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public void run() {
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while (!isChange && mPlayStatusBinder.isPlaying()) {
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mSeekBar.setProgress(mMediaPlayer.getCurrentPosition());
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mSeekBar.setProgress((int) mPlayStatusBinder.getCurrentTime());
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try {
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Thread.sleep(1000);
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} catch (InterruptedException e) {
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@ -177,4 +208,16 @@ public class MainActivity extends AppCompatActivity {
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}
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class SongChangeReceiver extends BroadcastReceiver {
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@Override
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public void onReceive(Context context, Intent intent) {
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mSong = FileHelper.getSong();
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mSongNameTv.setText(mSong.getTitle());
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mSingerTv.setText(mSong.getArtist());
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mSeekBar.setMax((int) mSong.getDuration());
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mSeekBarThread = new Thread(new SeekBarThread());
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mSeekBarThread.start();
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}
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}
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}
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jsyjst
7 years ago