Android多媒体应用开发实战详解：图像、音频、视频、2D和3D 源代码.rar )

package com.Android.player.activity; import java.io.File; import java.util.ArrayList; import java.util.Formatter; import java.util.List; import java.util.Locale; import java.util.Random; import com.Android.player.common.LrcShow; import com.Android.player.common.MusicAdapter; import com.Android.player.common.MusicHelp; import com.Android.player.common.StringHelper; import com.Android.player.dao.DBProvider; import com.Android.player.dao.SystemService; import android.app.Activity; import android.content.ContentResolver; import android.content.Context; import android.content.Intent; import android.content.SharedPreferences; import android.database.Cursor; import android.graphics.Color; import android.media.MediaPlayer; import android.media.MediaPlayer.OnCompletionListener; import android.net.Uri; import android.os.Bundle; import android.os.Handler; import android.util.Log; import android.view.MotionEvent; import android.view.View; import android.view.ViewGroup; import android.view.Window; import android.view.View.OnTouchListener; import android.view.animation.AnimationUtils; import android.widget.AdapterView; import android.widget.BaseAdapter; import android.widget.Gallery; import android.widget.ImageButton; import android.widget.ImageSwitcher; import android.widget.ImageView; import android.widget.SeekBar; import android.widget.TextView; import android.widget.ViewSwitcher; import android.widget.Gallery.LayoutParams; import android.widget.SeekBar.OnSeekBarChangeListener; public class MainPlayActivity extends MainPlayActivityRoot{ int i; List<String> lrc_time = new ArrayList<String>(); List<String> lrc_word = new ArrayList<String>(); Cursor cursor; SystemService systemProvider; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); requestWindowFeature(Window.FEATURE_NO_TITLE); setContentView(R.layout.main); systemProvider=new SystemService(this); cursor=systemProvider.allSongs(); SharedPreferences sp = getSharedPreferences("MUSIC",MODE_WORLD_READABLE); if (sp != null) { playingName = sp.getString("PLAYINGNAME", null); selectName = sp.getString("SELECTNAME", null); String s = sp.getString("MUSIC_LIST", null); if (s != null) music_List = StringHelper.spiltString(s); } init_Play_Rack();// 界面初始化 if (playingName != null) {// int time1 = mplayer.getDuration(); int time2 = mplayer.getCurrentPosition(); seekBar.setMax(time1); seekBar.setProgress(time2); currently_Time.setText(getFileTime(time2)); end_Time.setText(getFileTime(time1)); currently_Music.setText(playingName); handler.removeCallbacks(thread_One); handler.postDelayed(thread_One, 1000); lrc_time = new ArrayList<String>(); lrc_word = new ArrayList<String>(); showLrc(playingName);// 歌词显示 } if (selectName != null) {// 播放选中的歌曲 play_bt.setImageBitmap(musicAdapter.getSuspend_Icon());// 默认暂停图标 play_Music(); lrc_time = new ArrayList<String>(); lrc_word = new ArrayList<String>(); showLrc(selectName);// 歌词显示 } if (!(currently_Music.getText().toString()).equals("无")) { play_bt.setOnTouchListener(playListener);// 播放监听器 seekBar.setOnSeekBarChangeListener(seekBarListener);// 音轨监听器 stop_bt.setOnTouchListener(stopListener);// 停止监听器 move_Down.setOnTouchListener(downListener);// 下一首歌曲监听器 move_Up.setOnTouchListener(upListener);// 上一首歌曲监听器 } list_bt.setOnTouchListener(list_bt_listener);// 清单监听器 back_bt.setOnTouchListener(return_bt_listener); mplayer.setOnCompletionListener(playerListener);// 监听歌曲是否播放完 /** mSwitcher = (ImageSwitcher) findViewById(R.id.switcher); mSwitcher.setFactory(this); mSwitcher.setInAnimation(AnimationUtils.loadAnimation(this, android.R.anim.fade_in)); mSwitcher.setOutAnimation(AnimationUtils.loadAnimation(this, android.R.anim.fade_out)); mSwitcher.setImageResource(R.drawable.background); * */ Gallery g = (Gallery) findViewById(R.id.gallery); g.setAdapter(new ImageAdapter(this)); g.setSelection(200); g.setOnItemSelectedListener(this); } @Override protected void onPause() { super.onPause(); SharedPreferences sp = getSharedPreferences("MUSIC", MODE_WORLD_WRITEABLE); SharedPreferences.Editor editor = sp.edit(); playingName = currently_Music.getText().toString(); if (!playingName.equals("无")) editor.putString("PLAYINGNAME", playingName); editor.putString("SELECTNAME", selectName); editor.putString("MUSIC_LIST", StringHelper.toStringAll(music_List)); editor.commit(); handler.removeCallbacks(thread_One); } @Override protected void onResume() { super.onResume(); systemProvider=new SystemService(this); cursor=systemProvider.allSongs(); SharedPreferences sp = getSharedPreferences("MUSIC",MODE_WORLD_READABLE); if (sp != null) { playingName = sp.getString("PLAYINGNAME", null); selectName = sp.getString("SELECTNAME", null); String s = sp.getString("MUSIC_LIST", null); if (s != null) music_List = StringHelper.spiltString(s); } if (mplayer.isPlaying()) { handler.removeCallbacks(thread_One); handler.postDelayed(thread_One, 1000); } else handler.removeCallbacks(thread_One); } @Override protected void onDestroy() { super.onDestroy(); Log.i("info", "onDestroy"); new File("/data/data/com.Rain.music.activity/shared_prefs/MUSIC.xml") .delete(); new File("/data/data/com.Rain.music.activity/shared_prefs/SET_MSG.xml") .delete(); System.exit(0); }; /** * 界面初始化 */ private void init_Play_Rack() { list_bt = (ImageButton) findViewById(R.id.listplay); back_bt = (ImageButton) findViewById(R.id.returnBt); stop_bt = (ImageButton) findViewById(R.id.btStop); play_bt = (ImageButton) findViewById(R.id.btStart); move_Up = (ImageButton) findViewById(R.id.before); move_Down = (ImageButton) findViewById(R.id.next); end_Time = (TextView) findViewById(R.id.end_Time_Text); //title_Music = (TextView) findViewById(R.id.title_music); currently_Time = (TextView) findViewById(R.id.current_time_text); currently_Music = (TextView) findViewById(R.id.current_music); seekBar = (SeekBar) findViewById(R.id.seekbar); mplayer = MusicHelp.getMediaPlayer(); musicAdapter = new MusicAdapter(this, music_List); handler = MusicHelp.getHandler(); currently_Music.setText("无"); currently_Music.setTextColor(Color.WHITE); currently_Time.setTextColor(Color.WHITE); end_Time.setTextColor(Color.WHITE); // title_Music.setTextColor(Color.WHITE); lrcTime = (TextView) findViewById(R.id.lrcText); SharedPreferences sp = getSharedPreferences("SET_MSG", MODE_WORLD_READABLE); if (sp != null) { if (sp.getString("sigle_Play", null) != null) { play_Mode = sp.getString("sigle_Play", null); } if (sp.getString("order_Play", null) != null) { play_Mode = sp.getString("order_Play", null); } if (sp.getString("random_Play", null) != null) { play_Mode = sp.getString("random_Play", null); } if (sp.getString("lyLrc", null) != null) { lrc_Show = sp.getString("lyLrc", null); } Log.i("info", "play_Mode=" + play_Mode); Log.i("info", "lrc_Show=" + lrc_Show); } } /** * 歌曲播放完监听器 */ OnCompletionListener playerListener = new OnCompletionListener() { @Override public void onCompletion(MediaPlayer mp) { play_Mode();// 播放模式 lrc_time = new ArrayList<String>(); lrc_word = new ArrayList<String>(); showLrc(selectName); } }; /** * OnClickListener return_bt_listener = new OnClickListener() { @Override public void onClick(View v) { finish(); onDestroy(); } }; */ /** * 结束监听器 */ OnTouchListener return_bt_listener = new OnTouchListener() { @Override public boolean onTouch(View v, MotionEvent event) { if (event.getAction() == MotionEv