android简易播放器，边下边播放，边缓冲边播放

package com.sharpandroid.music.activity; import java.util.Timer; import java.util.TimerTask; import javax.security.auth.PrivateCredentialPermission; import com.sharpandroid.music.Player; import com.sharpandroid.music.R; import android.app.Activity; import android.content.BroadcastReceiver; import android.content.Context; import android.content.Intent; import android.content.IntentFilter; import android.media.AudioManager; import android.net.ConnectivityManager; import android.net.NetworkInfo; import android.net.Uri; import android.os.Bundle; import android.os.Handler; import android.os.Message; import android.text.format.Time; import android.util.DisplayMetrics; import android.util.Log; import android.view.Gravity; import android.view.LayoutInflater; import android.view.SurfaceView; import android.view.View; import android.view.View.OnClickListener; import android.view.Window; import android.view.WindowManager; import android.view.WindowManager.LayoutParams; import android.widget.ImageButton; import android.widget.ImageView; import android.widget.PopupWindow; import android.widget.ProgressBar; import android.widget.SeekBar; import android.widget.TextView; import android.widget.Toast; public class MiniPlayer extends Activity { public static final String TAG = "MiniPlayer"; private TextView hasPlayedTV = null; private TextView durationTV = null; private MySurfaceView miniMP = null; private ViewfinderView viewfinderView = null; private PopupWindow controlPW = null; private PopupWindow batteryInfoPW = null; private Player player = null; private SeekBar skbProgress = null; private View controlView = null; private View batteryView = null; private ProgressBar videoProgressBar = null; private TextView batteryInfoTextView = null; private TextView currentTimeTextView = null; private ImageView batteryImageView = null; private int BatteryN = 0; private Timer PWMenuTimer = null; private Timer Timerresh = null; private ImageButton bt_pause = null; private ImageButton bt_BackWard = null; private ImageButton bt_UpWard = null; private ImageButton bt_beep = null; private ImageButton bt_fullscreen = null; private String videoUrl = null; private boolean saveorientationflag = false; private Videocontrl mVideocontrlClickListener = null; private boolean beepstop = true; private boolean fullscreenstop = true; private DisplayMetrics dm = null; private boolean CheckHttpFlag = false; private Handler controlPWHandler = new Handler() { @Override public void handleMessage(Message msg) { // TODO Auto-generated method stub if (msg.arg1 == 1) { // String url = "/sdcard/menmen.mp4"; String url = videoUrl; // MyDebug.MyDebugLogI(TAG,url); CheckHttpFlag = false; if (!Net.SetIntnectCheckFlag(MiniPlayer.this, url)) { // MyDebug.ToastMessage(MiniPlayer.this, "播放失败......"); return; } CheckHttpFlag = Net.getHttpConnectEnable(MiniPlayer.this); if (player != null) { player.playUrl(url); } if (miniMP != null) { // showPWMenu(miniMP); } if (videoProgressBar != null) { videoProgressBar.setVisibility(View.GONE); } // MyDebug.MyDebugLogI(TAG,"player play"); } else if (msg.arg1 == 2) { closePwMenu(null); } else if (msg.arg1 == 3) { /***** 定时 1 秒，处理以下事件 *******/ CheckPlaying();// *********检查播放状态********/ setbatteryInfo(); // 用来显示时间及电池状态 ShowLoading(); /********* 显示加载条 ********/ Timerresh = null; Timerresh = new Timer(); Timerresh.schedule(new AutoTimerTask(AutoTimerTask.RemindTime), 1000); } } }; /********* 显示加载条 ********/ public void ShowLoading() { // MyDebug.MyDebugLogI(TAG, "ShowLoading --->"); if (player != null) { if (player.getBufferingUpdatePosition() == player.getDuration()) { videoProgressBar.setVisibility(View.GONE); return; } if (player.getCurrentPosition() >= (player .getBufferingUpdatePosition() - 2000)) { videoProgressBar.setVisibility(View.VISIBLE); } else { videoProgressBar.setVisibility(View.GONE); } } } /********* 检查播放状态 ********/ public void CheckPlaying() { // MyDebug.MyDebugLogI(TAG, "CheckPlaying --->"); if (player != null) { if (player.getPlayStatus()) { SetBmp_VideoControl(R.id.bt_pause, true); } else { SetBmp_VideoControl(R.id.bt_pause, false); } } } /** * 关闭PopWindows */ public void closePwMenu(View v) { // MyDebug.MyDebugLogI(TAG, "closePwMenu --->"); if (controlPW == null || controlPW.isShowing()) { controlPW.dismiss(); } if (batteryInfoPW == null || batteryInfoPW.isShowing()) { batteryInfoPW.dismiss(); } } /** * * 显示PopWindows * */ public void showPWMenu(View v) { // MyDebug.MyDebugLogI(TAG, "showPWMenu --->"); if (PWMenuTimer != null) { PWMenuTimer.cancel(); PWMenuTimer.purge(); } PWMenuTimer = null; PWMenuTimer = new Timer(); PWMenuTimer.schedule(new AutoTimerTask(AutoTimerTask.Play_Close_Menu), 4000); setbatteryInfo(); if (controlPW != null && !controlPW.isShowing()) { controlPW.showAtLocation(v, Gravity.BOTTOM, 0, 0); // findViewById(R.id.miniplayer) } if (batteryInfoPW != null && !batteryInfoPW.isShowing()) { batteryInfoPW.showAtLocation(v, Gravity.TOP, 0, 0); } } @Override protected void onCreate(Bundle savedInstanceState) { // TODO Auto-generated method stub super.onCreate(savedInstanceState); // MyDebug.MyDebugLogI(TAG, "onCreate --->"); SystemHandler.SetdisplayFullsreen(this); // 设置全屏 setContentView(R.layout.miniplayer); videoUrl = "http://www.baidupcs.com/file/9648f60d43edde46448a4f9b0b42ffd5?fid=3573619809-250528-3206296764&time=1361326650&sign=FDTA-DCb740ccc5511e5e8fedcff06b081203-HuF5jeIr0gLmNL7GqPU3Uq%2BR4dQ%3D&expires=1h";// getIntent().getExtras().getString("videourl"); // / MyDebug.MyDebugLogI(TAG, videoUrl); registerBReceiver();// 注册广播 initView(); // 初始化播放界面 initPopWindows(); // 初始化播放控制界面和显示电池时间状态界面 bindListener(); // 绑定控件的监听 CheckHttpFlag = false; player = new Player(miniMP, skbProgress, hasPlayedTV, durationTV, this); // 定时刷新,定时1秒钟 Timerresh = new Timer(); Timerresh.schedule(new AutoTimerTask(AutoTimerTask.RemindTime), 1000); // 200毫秒后自动播放 Timer timer = new Timer(); timer.schedule(new AutoTimerTask(AutoTimerTask.Play_Task), 200); } /** * * 注册广播 * */ private void registerBReceiver() { // MyDebug.MyDebugLogI(TAG, "registerBReceiver ---> mBatInfoReceiver"); registerReceiver(mBatInfoReceiver, new IntentFilter( Intent.ACTION_BATTERY_CHANGED)); } private BroadcastReceiver mBatInfoReceiver = new BroadcastReceiver() { @Override public void onReceive(Context context, Intent intent) { // TODO Auto-generated method stub String action = intent.getAction(); /* * 如果捕捉到的action是ACTION_BATTERY_CHANGED， 就运行onBatteryInfoReceiver() */ if (Intent.ACTION_BATTERY_CHANGED.equals(action)) { BatteryN = intent.getIntExtra("level", 0); // 目前电量 // BatteryV = intent.getIntExtra("voltage", 0); //电池电压 // BatteryT = intent.getIntExtra("temperature", 0); //电池温度 // MyDebug.MyDebugLogI(TAG, // "BatteryN = "+String.valueOf(BatteryN)); } } }; /** * * @author qiuj seekbar事件监听 */ class SeekBarChangeEvent implements SeekBar.OnSeekBarChangeListener { int progress = 0; @Override public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) { // progress = progress * player.mediaPlayer.getDuration() / // seekBar.getMax(