AutoJs源码-音乐播放器

/* 软件作者：https://xuhss.com/oxox/pro */ "ui"; ui.layout( <frame> <vertical> <text gravity="center" color="#ff6600" size="30dp">试听</text> <img marginTop="20" layout_gravity="center" src="@drawable/ic_music_note_black_48dp" w="400" h="400" tint="white" bg="#ff6600"/> <seekbar progress="0" id="p"paddingLeft="20" paddingRight="20" marginTop="10"/> <horizontal gravity="center" layout_gravity="center" marginTop="10"> <frame marginRight="30"> <img src="#ff6600" w="40" h="40" circle="true" gravity="center" layout_gravity="center"/> <img id="快退" src="@drawable/ic_fast_rewind_black_48dp" gravity="center" w="40" h="40" tint="white" layout_gravity="center"/> </frame> <frame> <img src="#ff6600" w="50" h="50" circle="true" gravity="center" layout_gravity="center"/> <img id="暂停播放" src="@drawable/ic_pause_black_48dp" layout_gravity="center" w="50" h="50" tint="white"/> </frame> <frame marginLeft="30"> <img src="#ff6600" w="40" h="40" circle="true" layout_gravity="center"/> <img id="快进" src="@drawable/ic_fast_forward_black_48dp" layout_gravity="center" w="40" h="40" tint="white"/> </frame> </horizontal> </vertical> </frame> ) var isPrepared = false; var Duration = 0; var mp = new android.media.MediaPlayer; //新建一个的实例 //准备好的回调函数。 mp.setOnPreparedListener(function() { isPrepared = true; }); ui.p.setOnSeekBarChangeListener({ onProgressChanged: function(seekBar, progress, fromUser) { //SeekBar 滑动时的回调函数，其中 fromUser 为 true 时是手动调节 if (isPrepared && fromUser) { if (mp.isPlaying()) { mp.pause(); //暂停 ui.run(() => { // ui.but_start_pause.setText(String("◇")); }); }; var S = parseFloat(progress / seekBar.getMax()); mp.seekTo(Math.floor(S * Duration)); }; }, onStartTrackingTouch: function(seekBar) { //SeekBar 开始滑动的的回调函数 if (isPrepared && mp.isPlaying()) { mp.pause(); //暂停 ui.run(() => { // ui.but_start_pause.setText(String("◇")); }); }; }, onStopTrackingTouch: function(seekBar) { //SeekBar 停止滑动的回调函数 if (isPrepared && !mp.isPlaying()) { mp.start(); //播放 ui.run(() => { // ui.but_start_pause.setText(String("□")); }); }; } }); ui.暂停播放.click(function() { if (isPrepared) {//是否已经载入音乐文件并准备就绪？ if (!mp.isPlaying()) { mp.start(); //播放 ui.run(() => { //ui.暂停播放. }); } else { mp.pause(); //暂停 ui.run(() => { ui.暂停播放.setSource("@drawable/ic_pause_black_48dp") }); }; } else { PlayMusic("","///sdcard/music.mp3"); }; }); ui.快退.click(function() { if (musicFiles.length) { CurrentMusic--; CurrentMusic = (0 <= CurrentMusic && CurrentMusic < musicFiles.length) ? CurrentMusic : (0 <= CurrentMusic ? 0 : musicFiles.length - 1); //PlayMusic(musicFiles[CurrentMusic].name, musicFiles[CurrentMusic].path); }; }); ui.快进.click(function() { if (musicFiles.length) { CurrentMusic++; CurrentMusic = (0 <= CurrentMusic && CurrentMusic < musicFiles.length) ? CurrentMusic : (0 <= CurrentMusic ? 0 : musicFiles.length - 1); //PlayMusic(musicFiles[CurrentMusic].name, musicFiles[CurrentMusic].path); }; }); setInterval(() => { if (isPrepared) { var CP = parseInt(mp.getCurrentPosition()); ui.run(() => { //ui.CurrentDuration.setText(String(SecondToMinute(Math.floor(CP / 1000)))); ui.p.setProgress(Math.floor(CP / Duration * ui.p.getMax())); }); }; }, 100); function PlayMusic(name, path) { mp.reset(); //将mp对象重置到刚创建的状态 mp.setDataSource("///sdcard/playmusic/music.mp3"); //设置要播放文件的路径//"/sdcard/qqmusic/song/菲儿 - 大悲咒 (神曲版) [mqms].m4a" mp.prepare(); //播放 准备完成，开始播放前要调用 mp.start(); Duration = mp.getDuration(); ui.run(() => { // ui.music_name.setText(String(name)); //ui.Duration.setText(String(SecondToMinute(Math.floor(Duration / 1000)))); }); }; function SecondToMinute(second) { var minute = Math.floor(second / 60); second = second % 60; return minute + ":" + (second < 10 ? "0" + second : second); };