欢迎您访问程序员文章站本站旨在为大家提供分享程序员计算机编程知识!
您现在的位置是: 首页  >  移动技术

Android仿微信语音聊天界面设计

程序员文章站 2024-02-28 12:37:40
有段时间没有看视频了,昨天晚上抽了点空时间,又看了下鸿洋大神的视频教程,又抽时间写了个学习记录。代码和老师讲的基本一样,网上也有很多相同的博客。我只是在androidstu...

有段时间没有看视频了,昨天晚上抽了点空时间,又看了下鸿洋大神的视频教程,又抽时间写了个学习记录。代码和老师讲的基本一样,网上也有很多相同的博客。我只是在androidstudio环境下写的。

—-主界面代码——

 public class mainactivity extends activity {
 private listview mlistview;
 private arrayadapter<recorder> madapter;
 private list<recorder> mdatas = new arraylist<recorder>();
 private audiorecorderbutton maudiorecorderbutton;
 private view animview;

 @override
 protected void oncreate(bundle savedinstancestate) {
  super.oncreate(savedinstancestate);
  setcontentview(r.layout.activity_main);
  mlistview = (listview) findviewbyid(r.id.id_listview);
  maudiorecorderbutton = (audiorecorderbutton) findviewbyid(r.id.id_recorder_button);
  maudiorecorderbutton.setfinishrecordercallback(new audiorecorderbutton.audiofinishrecordercallback() {

   public void onfinish(float seconds, string filepath) {
    recorder recorder = new recorder(seconds, filepath);
    mdatas.add(recorder);
    //更新数据
    madapter.notifydatasetchanged();
    //设置位置
    mlistview.setselection(mdatas.size() - 1);
   }
  });

  madapter = new recoderadapter(this, mdatas);
  mlistview.setadapter(madapter);

  //listview的item点击事件
  mlistview.setonitemclicklistener(new onitemclicklistener() {

   public void onitemclick(adapterview<?> arg0, view view, int position, long id) {
    // 声音播放动画
    if (animview != null) {
     animview.setbackgroundresource(r.drawable.adj);
     animview = null;
    }
    animview = view.findviewbyid(r.id.id_recoder_anim);
    animview.setbackgroundresource(r.drawable.play_anim);
    animationdrawable animation = (animationdrawable) animview.getbackground();
    animation.start();
    // 播放录音
    mediaplayermanager.playsound(mdatas.get(position).filepath, new mediaplayer.oncompletionlistener() {

     public void oncompletion(mediaplayer mp) {
      //播放完成后修改图片
      animview.setbackgroundresource(r.drawable.adj);
     }
    });
   }
  });
 }

 @override
 protected void onpause() {
  super.onpause();
  mediaplayermanager.pause();
 }

 @override
 protected void onresume() {
  super.onresume();
  mediaplayermanager.resume();
 }

 @override
 protected void ondestroy() {
  super.ondestroy();
  mediaplayermanager.release();
 }

—自定义button——-

/**
 * @param
 * @author ldm
 * @description 自定义button
 * @time 2016/6/25 9:26
 */
public class audiorecorderbutton extends button {
 // 按钮正常状态(默认状态)
 private static final int state_normal = 1;
 //正在录音状态
 private static final int state_recording = 2;
 //录音取消状态
 private static final int state_cancel = 3;
 //记录当前状态
 private int mcurrentstate = state_normal;
 //是否开始录音标志
 private boolean isrecording = false;
 //判断在button上滑动距离,以判断 是否取消
 private static final int distance_y_cancel = 50;
 //对话框管理工具类
 private dialogmanager mdialogmanager;
 //录音管理工具类
 private audiomanager maudiomanager;
 //记录录音时间
 private float mtime;
 // 是否触发longclick
 private boolean mready;
 //录音准备
 private static final int msg_audio_prepared = 0x110;
 //音量发生改变
 private static final int msg_voice_changed = 0x111;
 //取消提示对话框
 private static final int msg_dialog_dimiss = 0x112;

 /**
  * @description 获取音量大小的线程
  * @author ldm
  * @time 2016/6/25 9:30
  * @param
  */
 private runnable mgetvoicelevelrunnable = new runnable() {

  public void run() {
   while (isrecording) {//判断正在录音
    try {
     thread.sleep(100);
     mtime += 0.1f;//录音时间计算
     mhandler.sendemptymessage(msg_voice_changed);//每0.1秒发送消息
    } catch (interruptedexception e) {
     e.printstacktrace();
    }
   }
  }
 };

 private handler mhandler = new handler() {

  @override
  public void handlemessage(message msg) {
   switch (msg.what) {
    case msg_audio_prepared:
     //显示对话框
     mdialogmanager.showrecordingdialog();
     isrecording = true;
     // 开启一个线程计算录音时间
     new thread(mgetvoicelevelrunnable).start();
     break;
    case msg_voice_changed:
     //更新声音
     mdialogmanager.updatevoicelevel(maudiomanager.getvoicelevel(7));
     break;
    case msg_dialog_dimiss:
     //取消对话框
     mdialogmanager.dimissdialog();
     break;
   }
   super.handlemessage(msg);
  }
 };


 public audiorecorderbutton(context context, attributeset attrs) {
  super(context, attrs);
  mdialogmanager = new dialogmanager(context);
  //录音文件存放地址
  string dir = environment.getexternalstoragedirectory() + "/ldm_voice";
  maudiomanager = audiomanager.getinstance(dir);
  maudiomanager.setonaudiostatelistener(new audiomanager.audiostatelistener() {
   public void wellprepared() {
    mhandler.sendemptymessage(msg_audio_prepared);
   }
  });

  // 由于这个类是button所以在构造方法中添加监听事件
  setonlongclicklistener(new onlongclicklistener() {

   public boolean onlongclick(view v) {
    mready = true;
    maudiomanager.prepareaudio();
    return false;
   }
  });
 }

 public audiorecorderbutton(context context) {
  this(context, null);
 }

 /**
  * @description 录音完成后的回调
  * @author ldm
  * @time 2016/6/25 11:18
  * @param
 */
 public interface audiofinishrecordercallback {
  void onfinish(float seconds, string filepath);
 }

 private audiofinishrecordercallback finishrecordercallback;

 public void setfinishrecordercallback(audiofinishrecordercallback listener) {
  finishrecordercallback = listener;
 }

 /**
  * @param
  * @description 处理button的ontouchevent事件
  * @author ldm
  * @time 2016/6/25 9:35
  */
 @override
 public boolean ontouchevent(motionevent event) {
  //获取touchevent状态
  int action = event.getaction();
  // 获得x轴坐标
  int x = (int) event.getx();
  // 获得y轴坐标
  int y = (int) event.gety();

  switch (action) {
   case motionevent.action_down://手指按下
    changestate(state_recording);
    break;
   case motionevent.action_move://手指移动
    if (isrecording) {
     //根据x,y的坐标判断是否需要取消
     if (wanttocancle(x, y)) {
      changestate(state_cancel);
     } else {
      changestate(state_recording);
     }
    }

    break;
   case motionevent.action_up://手指放开
    if (!mready) {
     reset();
     return super.ontouchevent(event);
    }
    if (!isrecording || mtime < 0.6f) {//如果时间少于0.6s,则提示录音过短
     mdialogmanager.tooshort();
     maudiomanager.cancel();
     // 延迟显示对话框
     mhandler.sendemptymessagedelayed(msg_dialog_dimiss, 1000);
    } else if (mcurrentstate == state_recording) {
     //如果状态为正在录音,则结束录制
     mdialogmanager.dimissdialog();
     maudiomanager.release();

     if (finishrecordercallback != null) {
      finishrecordercallback.onfinish(mtime, maudiomanager.getcurrentfilepath());
     }

    } else if (mcurrentstate == state_cancel) { // 想要取消
     mdialogmanager.dimissdialog();
     maudiomanager.cancel();
    }
    reset();
    break;

  }
  return super.ontouchevent(event);
 }

 /**
  * 恢复状态及标志位
  */
 private void reset() {
  isrecording = false;
  mtime = 0;
  mready = false;
  changestate(state_normal);
 }

 private boolean wanttocancle(int x, int y) {
  // 超过按钮的宽度
  if (x < 0 || x > getwidth()) {
   return true;
  }
  // 超过按钮的高度
  if (y < -distance_y_cancel || y > getheight() + distance_y_cancel) {
   return true;
  }

  return false;
 }


 /**
  * @param
  * @description 根据状态改变button显示
  * @author ldm
  * @time 2016/6/25 9:36
  */
 private void changestate(int state) {
  if (mcurrentstate != state) {
   mcurrentstate = state;
   switch (state) {
    case state_normal:
     setbackgroundresource(r.drawable.btn_recorder_normal);
     settext(r.string.str_recorder_normal);
     break;

    case state_recording:
     setbackgroundresource(r.drawable.btn_recorder_recording);
     settext(r.string.str_recorder_recording);
     if (isrecording) {
      mdialogmanager.recording();
     }
     break;

    case state_cancel:
     setbackgroundresource(r.drawable.btn_recorder_recording);
     mdialogmanager.wanttocancel();
     settext(r.string.str_recorder_want_cancel);
     break;
   }
  }
 }
}

—-对话框管理工具类——

/**
  * @description 对话框管理工具类
  * @author ldm
  * @time 2016/6/25 11:53
  * @param 
 */
public class dialogmanager {
 //弹出对话框
 private dialog mdialog;
 //录音图标
 private imageview micon;
 //音量显示 图标
 private imageview mvoice;
 //对话框上提示文字
 private textview mlable;
 //上下文对象
 private context mcontext;


 public dialogmanager(context context) {
  this.mcontext = context;
 }

 /**
  * @param
  * @description 显示对话框
  * @author ldm
  * @time 2016/6/25 9:56
  */
 public void showrecordingdialog() {
  //根据指定sytle实例化dialog
  mdialog = new dialog(mcontext, r.style.audiodialog);
  layoutinflater inflater = layoutinflater.from(mcontext);
  view view = inflater.inflate(r.layout.dialog_recorder, null);
  mdialog.setcontentview(view);
  micon = (imageview) view.findviewbyid(r.id.id_recorder_dialog_icon);
  mvoice = (imageview) view.findviewbyid(r.id.id_recorder_dialog_voice);
  mlable = (textview) view.findviewbyid(r.id.id_recorder_dialog_label);
  mdialog.show();
 }

 /**
  * @param
  * @description 正在录音状态的对话框
  * @author ldm
  * @time 2016/6/25 10:08
  */
 public void recording() {
  if (mdialog != null && mdialog.isshowing()) {
   micon.setvisibility(view.visible);
   mvoice.setvisibility(view.visible);
   mlable.setvisibility(view.visible);
   micon.setimageresource(r.drawable.recorder);
   mlable.settext("手指上滑,取消发送");
  }
 }

 /**
  * @param
  * @description 取消录音状态对话框
  * @author ldm
  * @time 2016/6/25 10:08
  */
 public void wanttocancel() {
  if (mdialog != null && mdialog.isshowing()) {
   micon.setvisibility(view.visible);
   mvoice.setvisibility(view.gone);
   mlable.setvisibility(view.visible);
   micon.setimageresource(r.drawable.cancel);
   mlable.settext("松开手指,取消发送");
  }
 }

 /**
  * @param
  * @description时间过短提示的对话框
  * @author ldm
  * @time 2016/6/25 10:09
  */
 public void tooshort() {
  if (mdialog != null && mdialog.isshowing()) { //显示状态
   micon.setvisibility(view.visible);
   mvoice.setvisibility(view.gone);
   mlable.setvisibility(view.visible);
   micon.setimageresource(r.drawable.voice_to_short);
   mlable.settext("录音时间过短");
  }
 }

 /**
  * @param
  * @description
  * @author ldm
  * @time 2016/6/25 取消(关闭)对话框
  */
 public void dimissdialog() {
  if (mdialog != null && mdialog.isshowing()) { //显示状态
   mdialog.dismiss();
   mdialog = null;
  }
 }

 // 显示更新音量级别的对话框
 public void updatevoicelevel(int level) {
  if (mdialog != null && mdialog.isshowing()) { //显示状态
   micon.setvisibility(view.visible);
   mvoice.setvisibility(view.visible);
   mlable.setvisibility(view.visible);
   //设置图片的id,我们放在drawable中的声音图片是以v+数字格式的
   int resid = mcontext.getresources().getidentifier("v" + level, "drawable", mcontext.getpackagename());
   mvoice.setimageresource(resid);
  }
 }

}

—-声音播放工具类——

/**
 * @param
 * @author ldm
 * @description 播放声音工具类
 * @time 2016/6/25 11:29
 */
public class mediaplayermanager {
 //播放音频api类:mediaplayer
 private static mediaplayer mmediaplayer;
 //是否暂停
 private static boolean ispause;

 /**
  * @param
  * filepath:文件路径
  * oncompletionlistener:播放完成监听
  * @description 播放声音
  * @author ldm
  * @time 2016/6/25 11:30
  */
 public static void playsound(string filepath, mediaplayer.oncompletionlistener oncompletionlistener) {
  if (mmediaplayer == null) {
   mmediaplayer = new mediaplayer();
   //设置一个error监听器
   mmediaplayer.setonerrorlistener(new mediaplayer.onerrorlistener() {

    public boolean onerror(mediaplayer arg0, int arg1, int arg2) {
     mmediaplayer.reset();
     return false;
    }
   });
  } else {
   mmediaplayer.reset();
  }

  try {
   mmediaplayer.setaudiostreamtype(android.media.audiomanager.stream_music);
   mmediaplayer.setoncompletionlistener(oncompletionlistener);
   mmediaplayer.setdatasource(filepath);
   mmediaplayer.prepare();
   mmediaplayer.start();
  } catch (exception e) {

  }
 }

 /**
  * @param
  * @description 暂停播放
  * @author ldm
  * @time 2016/6/25 11:31
  */
 public static void pause() {
  if (mmediaplayer != null && mmediaplayer.isplaying()) { //正在播放的时候
   mmediaplayer.pause();
   ispause = true;
  }
 }

 /**
  * @param
  * @description 重新播放
  * @author ldm
  * @time 2016/6/25 11:31
  */
 public static void resume() {
  if (mmediaplayer != null && ispause) {
   mmediaplayer.start();
   ispause = false;
  }
 }

 /**
  * @param
  * @description 释放操作
  * @author ldm
  * @time 2016/6/25 11:32
  */
 public static void release() {
  if (mmediaplayer != null) {
   mmediaplayer.release();
   mmediaplayer = null;
  }
 }

—–录音操作工具类—–

/**
 * @param
 * @author ldm
 * @description 录音管理工具类
 * @time 2016/6/25 9:39
 */
public class audiomanager {
 //audiorecord: 主要是实现边录边播(audiorecord+audiotrack)以及对音频的实时处理。
 // 优点:可以语音实时处理,可以实现各种音频的封装
 private mediarecorder mmediarecorder;
 //录音文件
 private string mdir;
 //当前录音文件目录
 private string mcurrentfilepath;
 //单例模式
 private static audiomanager minstance;
 //是否准备好
 private boolean isprepare;

 //私有构造方法
 private audiomanager(string dir) {
  mdir = dir;
 }

 //对外公布获取实例的方法
 public static audiomanager getinstance(string dir) {
  if (minstance == null) {
   synchronized (audiomanager.class) {
    if (minstance == null) {
     minstance = new audiomanager(dir);
    }
   }
  }
  return minstance;
 }

 /**
  * @param
  * @author ldm
  * @description 录音准备工作完成回调接口
  * @time 2016/6/25 11:14
  */
 public interface audiostatelistener {
  void wellprepared();
 }

 public audiostatelistener maudiostatelistener;

 /**
  * @param
  * @description 供外部类调用的设置回调方法
  * @author ldm
  * @time 2016/6/25 11:14
  */
 public void setonaudiostatelistener(audiostatelistener listener) {
  maudiostatelistener = listener;
 }

 /**
  * @param
  * @description 录音准备工作
  * @author ldm
  * @time 2016/6/25 11:15
  */
 public void prepareaudio() {
  try {
   isprepare = false;
   file dir = new file(mdir);
   if (!dir.exists()) {
    dir.mkdirs();//文件不存在,则创建文件
   }
   string filename = generatefilename();
   file file = new file(dir, filename);
   mcurrentfilepath = file.getabsolutepath();
   mmediarecorder = new mediarecorder();
   // 设置输出文件路径
   mmediarecorder.setoutputfile(file.getabsolutepath());
   // 设置mediarecorder的音频源为麦克风
   mmediarecorder.setaudiosource(mediarecorder.audiosource.mic);
   // 设置音频格式为raw_amr
   mmediarecorder.setoutputformat(mediarecorder.outputformat.raw_amr);
   // 设置音频编码为amr_nb
   mmediarecorder.setaudioencoder(mediarecorder.audioencoder.amr_nb);
   // 准备录音
   mmediarecorder.prepare();
   // 开始,必需在prepare()后调用
   mmediarecorder.start();
   // 准备完成
   isprepare = true;
   if (maudiostatelistener != null) {
    maudiostatelistener.wellprepared();
   }
  } catch (exception e) {
   e.printstacktrace();
  }
 }

 /**
  * @param
  * @description 随机生成录音文件名称
  * @author ldm
  * @time 2016/6/25 、
  */
 private string generatefilename() {
  //随机生成不同的uuid
  return uuid.randomuuid().tostring() + ".amr";
 }

 /**
  * @param
  * @description 获取音量值
  * @author ldm
  * @time 2016/6/25 9:49
  */
 public int getvoicelevel(int maxlevel) {
  if (isprepare) {
   try {
    // getmaxamplitude返回的数值最大是32767
    return maxlevel * mmediarecorder.getmaxamplitude() / 32768 + 1;//返回结果1-7之间
   } catch (exception e) {
    e.printstacktrace();
   }
  }
  return 1;
 }

 /**
  * @param
  * @description 释放资源
  * @author ldm
  * @time 2016/6/25 9:50
  */
 public void release() {
  mmediarecorder.stop();
  mmediarecorder.reset();
  mmediarecorder = null;
 }

 /**
  * @param
  * @description 录音取消
  * @author ldm
  * @time 2016/6/25 9:51
  */
 public void cancel() {
  release();
  if (mcurrentfilepath != null) {
   //取消录音后删除对应文件
   file file = new file(mcurrentfilepath);
   file.delete();
   mcurrentfilepath = null;
  }

 }

 /**
  * @param
  * @description 获取当前文件路径
  * @author ldm
  * @time 2016/6/25 9:51
  */
 public string getcurrentfilepath() {

  return mcurrentfilepath;
 }
}

代码中有注释,就不贴图了,和微信语音聊天界面一样的,所以叫仿微信嘛,呵呵。运行了也可以看到效果。所有代码可以从这里下载:http://xiazai.jb51.net/201611/yuanma/androidwxchat(jb51.net).rar

以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持。