private void handleTextMsg(
      final Message msg, final ViewHolder holder, OnLongClickListener longClickListener) {
    final String content = ((TextContent) msg.getContent()).getText();
    holder.txtContent.setText(content);
    holder.txtContent.setOnLongClickListener(longClickListener);
    // 检查发送状态,发送方有重发机制
    if (msg.getDirect() == MessageDirect.send) {
      final Animation sendingAnim = AnimationUtils.loadAnimation(mContext, R.anim.jmui_rotate);
      LinearInterpolator lin = new LinearInterpolator();
      sendingAnim.setInterpolator(lin);
      switch (msg.getStatus()) {
        case send_success:
          holder.sendingIv.clearAnimation();
          holder.sendingIv.setVisibility(View.GONE);
          holder.resend.setVisibility(View.GONE);
          break;
        case send_fail:
          holder.sendingIv.clearAnimation();
          holder.sendingIv.setVisibility(View.GONE);
          holder.resend.setVisibility(View.VISIBLE);
          break;
        case send_going:
          sendingTextOrVoice(holder, sendingAnim, msg);
          break;
        default:
      }
      // 点击重发按钮,重发消息
      holder.resend.setOnClickListener(
          new OnClickListener() {

            @Override
            public void onClick(View v) {
              showResendDialog(holder, sendingAnim, msg);
            }
          });

    } else {
      if (mIsGroup) {
        holder.displayName.setVisibility(View.VISIBLE);
        if (TextUtils.isEmpty(msg.getFromUser().getNickname())) {
          holder.displayName.setText(msg.getFromUser().getUserName());
        } else {
          holder.displayName.setText(msg.getFromUser().getNickname());
        }
      }
    }
  }
 private void showAvatar(ImageView avatarView, Message msg) {
   File avatar = msg.getFromUser().getAvatarFile();
   if (avatar != null) {
     ImageUtils.bindImageWithOptions(
         avatarView,
         avatar.getPath(),
         R.drawable.person_avatar_default_round,
         R.drawable.person_avatar_default_round);
   }
 }
  private JSONObject getJSonFormMessage(Message msg) {
    String contentText = "";
    String msgType = ""; // 上传给js 层的类型,请和ios 保持一致

    switch (msg.getContentType()) {
      case text:
        contentText = ((TextContent) msg.getContent()).getText();
        msgType = "text";
        break;
      default:
        break;
    }
    Log.i(TAG, "msg " + contentText);

    JSONObject jsonItem = new JSONObject();
    try {
      MessageContent content = msg.getContent();
      UserInfo targetUser = (UserInfo) msg.getTargetInfo();
      UserInfo fromUser = (UserInfo) msg.getFromUser();

      jsonItem.put("target_type", "single");
      jsonItem.put("target_id", targetUser.getUserName());
      jsonItem.put("target_name", targetUser.getNickname());
      jsonItem.put("from_id", fromUser.getUserName());
      // jsonItem.put("from_name", fromUser.getNickname());
      jsonItem.put("from_name", msg.getFromName());
      jsonItem.put("create_time", msg.getCreateTime());
      jsonItem.put("msg_type", msgType);
      // jsonItem.put("text", contentText);

      JSONObject contentBody = new JSONObject();
      contentBody.put("text", contentText);
      jsonItem.put("msg_body", contentBody);

    } catch (JSONException e) {
      e.printStackTrace();
    }
    return jsonItem;
  }
  private void handleVoiceMsg(
      final Message msg,
      final ViewHolder holder,
      final int position,
      OnLongClickListener longClickListener) {
    final VoiceContent content = (VoiceContent) msg.getContent();
    final MessageDirect msgDirect = msg.getDirect();
    int length = content.getDuration();
    String voiceLength = length + mContext.getString(R.string.symbol_second);
    holder.voiceLength.setText(voiceLength);
    // 控制语音长度显示,长度增幅随语音长度逐渐缩小
    int width = (int) (-0.04 * length * length + 4.526 * length + 75.214);
    holder.txtContent.setWidth((int) (width * mDensity));
    holder.txtContent.setOnLongClickListener(longClickListener);
    if (msgDirect == MessageDirect.send) {
      holder.voice.setImageResource(R.drawable.jmui_send_3);
      final Animation sendingAnim = AnimationUtils.loadAnimation(mContext, R.anim.jmui_rotate);
      LinearInterpolator lin = new LinearInterpolator();
      sendingAnim.setInterpolator(lin);
      switch (msg.getStatus()) {
        case send_success:
          holder.sendingIv.clearAnimation();
          holder.sendingIv.setVisibility(View.GONE);
          holder.resend.setVisibility(View.GONE);
          break;
        case send_fail:
          holder.sendingIv.clearAnimation();
          holder.sendingIv.setVisibility(View.GONE);
          holder.resend.setVisibility(View.VISIBLE);
          break;
        case send_going:
          sendingTextOrVoice(holder, sendingAnim, msg);
          break;
        default:
      }

      holder.resend.setOnClickListener(
          new OnClickListener() {
            @Override
            public void onClick(View arg0) {
              if (msg.getContent() != null) {
                showResendDialog(holder, sendingAnim, msg);
              } else {
                Toast.makeText(
                        mContext,
                        mContext.getString(R.string.sdcard_not_exist_toast),
                        Toast.LENGTH_SHORT)
                    .show();
              }
            }
          });
    } else
      switch (msg.getStatus()) {
        case receive_success:
          if (mIsGroup) {
            holder.displayName.setVisibility(View.VISIBLE);
            if (TextUtils.isEmpty(msg.getFromUser().getNickname())) {
              holder.displayName.setText(msg.getFromUser().getUserName());
            } else {
              holder.displayName.setText(msg.getFromUser().getNickname());
            }
          }
          holder.voice.setImageResource(R.drawable.jmui_receive_3);
          // 收到语音,设置未读
          if (msg.getContent().getBooleanExtra("isReaded") == null
              || !msg.getContent().getBooleanExtra("isReaded")) {
            mConv.updateMessageExtra(msg, "isReaded", false);
            holder.readStatus.setVisibility(View.VISIBLE);
            if (mIndexList.size() > 0) {
              if (!mIndexList.contains(position)) {
                addTolistAndSort(position);
              }
            } else {
              addTolistAndSort(position);
            }
            if (nextPlayPosition == position && autoPlay) {
              playVoice(position, holder, false);
            }
          } else if (msg.getContent().getBooleanExtra("isReaded").equals(true)) {
            holder.readStatus.setVisibility(View.GONE);
          }
          break;
        case receive_fail:
          holder.voice.setImageResource(R.drawable.jmui_receive_3);
          // 接收失败,从服务器上下载
          content.downloadVoiceFile(
              msg,
              new DownloadCompletionCallback() {
                @Override
                public void onComplete(int status, String desc, File file) {
                  if (status != 0) {
                    Toast.makeText(
                            mContext,
                            mContext.getString(R.string.voice_fetch_failed_toast),
                            Toast.LENGTH_SHORT)
                        .show();
                  } else {
                    Log.i("VoiceMessage", "reload success");
                  }
                }
              });
          break;
        case receive_going:
          break;
        default:
      }

    holder.txtContent.setOnClickListener(
        new OnClickListener() {
          @Override
          public void onClick(View arg0) {
            if (!FileHelper.isSdCardExist() && msg.getDirect() == MessageDirect.send) {
              Toast.makeText(
                      mContext,
                      mContext.getString(R.string.sdcard_not_exist_toast),
                      Toast.LENGTH_SHORT)
                  .show();
              return;
            }
            // 如果之前存在播放动画,无论这次点击触发的是暂停还是播放,停止上次播放的动画
            if (mVoiceAnimation != null) {
              mVoiceAnimation.stop();
            }
            // 播放中点击了正在播放的Item 则暂停播放
            if (mp.isPlaying() && mPosition == position) {
              if (msgDirect == MessageDirect.send) {
                holder.voice.setImageResource(R.anim.jmui_voice_send);
              } else {
                holder.voice.setImageResource(R.anim.jmui_voice_receive);
              }
              mVoiceAnimation = (AnimationDrawable) holder.voice.getDrawable();
              pauseVoice();
              mVoiceAnimation.stop();
              // 开始播放录音
            } else if (msgDirect == MessageDirect.send) {
              holder.voice.setImageResource(R.anim.jmui_voice_send);
              mVoiceAnimation = (AnimationDrawable) holder.voice.getDrawable();

              // 继续播放之前暂停的录音
              if (mSetData && mPosition == position) {
                mVoiceAnimation.start();
                mp.start();
                // 否则重新播放该录音或者其他录音
              } else {
                playVoice(position, holder, true);
              }
              // 语音接收方特殊处理,自动连续播放未读语音
            } else {
              try {
                // 继续播放之前暂停的录音
                if (mSetData && mPosition == position) {
                  if (mVoiceAnimation != null) {
                    mVoiceAnimation.start();
                  }
                  mp.start();
                  // 否则开始播放另一条录音
                } else {
                  // 选中的录音是否已经播放过,如果未播放,自动连续播放这条语音之后未播放的语音
                  if (msg.getContent().getBooleanExtra("isReaded") == null
                      || !msg.getContent().getBooleanExtra("isReaded")) {
                    autoPlay = true;
                    playVoice(position, holder, false);
                    // 否则直接播放选中的语音
                  } else {
                    holder.voice.setImageResource(R.anim.jmui_voice_receive);
                    mVoiceAnimation = (AnimationDrawable) holder.voice.getDrawable();
                    playVoice(position, holder, false);
                  }
                }
              } catch (IllegalArgumentException e) {
                e.printStackTrace();
              } catch (SecurityException e) {
                e.printStackTrace();
              } catch (IllegalStateException e) {
                e.printStackTrace();
              }
            }
          }
        });
  }
  // 处理图片
  private void handleImgMsg(final Message msg, final ViewHolder holder, final int position) {
    final ImageContent imgContent = (ImageContent) msg.getContent();
    // 先拿本地缩略图
    final String path = imgContent.getLocalThumbnailPath();
    // 接收图片
    if (msg.getDirect() == MessageDirect.receive) {
      if (path == null) {
        // 从服务器上拿缩略图
        imgContent.downloadThumbnailImage(
            msg,
            new DownloadCompletionCallback() {
              @Override
              public void onComplete(int status, String desc, File file) {
                if (status == 0) {
                  Picasso.with(mContext).load(file).into(holder.picture);
                }
              }
            });
      } else {
        setPictureScale(path, holder.picture);
        Picasso.with(mContext).load(new File(path)).into(holder.picture);
      }
      // 群聊中显示昵称
      if (mIsGroup) {
        holder.displayName.setVisibility(View.VISIBLE);
        if (TextUtils.isEmpty(msg.getFromUser().getNickname())) {
          holder.displayName.setText(msg.getFromUser().getUserName());
        } else {
          holder.displayName.setText(msg.getFromUser().getNickname());
        }
      }

      switch (msg.getStatus()) {
        case receive_fail:
          holder.picture.setImageResource(R.drawable.jmui_fetch_failed);
          break;
        default:
      }
      // 发送图片方,直接加载缩略图
    } else {
      try {
        setPictureScale(path, holder.picture);
        Picasso.with(mContext).load(new File(path)).into(holder.picture);
      } catch (NullPointerException e) {
        Picasso.with(mContext).load(R.drawable.jmui_picture_not_found).into(holder.picture);
      }

      final Animation sendingAnim = AnimationUtils.loadAnimation(mContext, R.anim.jmui_rotate);
      LinearInterpolator lin = new LinearInterpolator();
      sendingAnim.setInterpolator(lin);
      // 检查状态
      switch (msg.getStatus()) {
        case send_success:
          holder.sendingIv.clearAnimation();
          holder.sendingIv.setVisibility(View.GONE);
          holder.picture.setAlpha(1.0f);
          holder.progressTv.setVisibility(View.GONE);
          holder.resend.setVisibility(View.GONE);
          break;
        case send_fail:
          holder.sendingIv.clearAnimation();
          holder.sendingIv.setVisibility(View.GONE);
          holder.picture.setAlpha(1.0f);
          holder.progressTv.setVisibility(View.GONE);
          holder.resend.setVisibility(View.VISIBLE);
          break;
        case send_going:
          sendingImage(holder, sendingAnim, msg);
          break;
        default:
          holder.picture.setAlpha(0.75f);
          holder.sendingIv.setVisibility(View.VISIBLE);
          holder.sendingIv.startAnimation(sendingAnim);
          holder.progressTv.setVisibility(View.VISIBLE);
          holder.progressTv.setText("0%");
          holder.resend.setVisibility(View.GONE);
          // 从别的界面返回聊天界面,继续发送
          if (!mMsgQueue.isEmpty()) {
            Message message = mMsgQueue.element();
            if (message.getId() == msg.getId()) {
              Log.d(TAG, "Start sending message");
              JMessageClient.sendMessage(message);
              mSendMsgId = message.getId();
              sendingImage(holder, sendingAnim, message);
            }
          }
      }
      // 点击重发按钮,重发图片
      holder.resend.setOnClickListener(
          new OnClickListener() {
            @Override
            public void onClick(View arg0) {
              showResendDialog(holder, sendingAnim, msg);
            }
          });
    }
    if (holder.picture != null) {

      // TODO 点击图片事件

      holder.picture.setOnLongClickListener(
          new OnLongClickListener() {
            @Override
            public boolean onLongClick(View v) {
              String name = msg.getFromUser().getUserName();
              OnClickListener listener =
                  new OnClickListener() {

                    @Override
                    public void onClick(View v) {
                      switch (v.getId()) {
                        case R.id.copy_msg_btn:
                          break;
                        case R.id.forward_msg_btn:
                          mDialog.dismiss();
                          break;
                        case R.id.delete_msg_btn:
                          mConv.deleteMessage(msg.getId());
                          mMsgList.remove(position);
                          notifyDataSetChanged();
                          mDialog.dismiss();
                          break;
                      }
                    }
                  };
              mDialog = DialogCreator.createLongPressMessageDialog(mContext, name, true, listener);
              mDialog.show();
              mDialog
                  .getWindow()
                  .setLayout((int) (0.8 * mWidth), WindowManager.LayoutParams.WRAP_CONTENT);
              return true;
            }
          });
    }
  }
  @Override
  public View getView(final int position, View convertView, ViewGroup parent) {
    final Message msg = mMsgList.get(position);
    final UserInfo userInfo = msg.getFromUser();
    final ViewHolder holder;
    if (convertView == null) {
      holder = new ViewHolder();
      convertView = createViewByType(msg, position);
      switch (msg.getContentType()) {
        case text:
          holder.headIcon = (CircleImageView) convertView.findViewById(R.id.avatar_iv);
          holder.displayName = (TextView) convertView.findViewById(R.id.display_name_tv);
          holder.txtContent = (TextView) convertView.findViewById(R.id.msg_content);
          holder.sendingIv = (ImageView) convertView.findViewById(R.id.sending_iv);
          holder.resend = (ImageButton) convertView.findViewById(R.id.fail_resend_ib);
          holder.groupChange = (TextView) convertView.findViewById(R.id.group_content);
          break;
        case image:
          holder.headIcon = (CircleImageView) convertView.findViewById(R.id.avatar_iv);
          holder.displayName = (TextView) convertView.findViewById(R.id.display_name_tv);
          holder.picture = (ImageView) convertView.findViewById(R.id.picture_iv);
          holder.sendingIv = (ImageView) convertView.findViewById(R.id.sending_iv);
          holder.progressTv = (TextView) convertView.findViewById((R.id.progress_tv));
          holder.resend = (ImageButton) convertView.findViewById(R.id.fail_resend_ib);
          break;
        case voice:
          holder.headIcon = (CircleImageView) convertView.findViewById(R.id.avatar_iv);
          holder.displayName = (TextView) convertView.findViewById(R.id.display_name_tv);
          holder.txtContent = (TextView) convertView.findViewById(R.id.msg_content);
          holder.voice = ((ImageView) convertView.findViewById(R.id.voice_iv));
          holder.sendingIv = (ImageView) convertView.findViewById(R.id.sending_iv);
          holder.voiceLength = (TextView) convertView.findViewById(R.id.voice_length_tv);
          holder.readStatus = (ImageView) convertView.findViewById(R.id.read_status_iv);
          holder.resend = (ImageButton) convertView.findViewById(R.id.fail_resend_ib);
          break;
        case location:
          holder.headIcon = (CircleImageView) convertView.findViewById(R.id.avatar_iv);
          holder.displayName = (TextView) convertView.findViewById(R.id.display_name_tv);
          holder.txtContent = (TextView) convertView.findViewById(R.id.msg_content);
          holder.sendingIv = (ImageView) convertView.findViewById(R.id.sending_iv);
          holder.resend = (ImageButton) convertView.findViewById(R.id.fail_resend_ib);
          break;
        case eventNotification:
          holder.groupChange = (TextView) convertView.findViewById(R.id.group_content);
          break;
        default:
          holder.groupChange = (TextView) convertView.findViewById(R.id.group_content);
      }
      convertView.setTag(holder);
    } else {
      holder = (ViewHolder) convertView.getTag();
    }

    // 显示时间
    TextView msgTime = (TextView) convertView.findViewById(R.id.send_time_txt);
    long nowDate = msg.getCreateTime();
    if (mOffset == 18) {
      if (position == 0 || position % 18 == 0) {
        TimeFormat timeFormat = new TimeFormat(mContext, nowDate);
        msgTime.setText(timeFormat.getDetailTime());
        msgTime.setVisibility(View.VISIBLE);
      } else {
        long lastDate = mMsgList.get(position - 1).getCreateTime();
        // 如果两条消息之间的间隔超过十分钟则显示时间
        if (nowDate - lastDate > 600000) {
          TimeFormat timeFormat = new TimeFormat(mContext, nowDate);
          msgTime.setText(timeFormat.getDetailTime());
          msgTime.setVisibility(View.VISIBLE);
        } else {
          msgTime.setVisibility(View.GONE);
        }
      }
    } else {
      if (position == 0 || position == mOffset || (position - mOffset) % 18 == 0) {
        TimeFormat timeFormat = new TimeFormat(mContext, nowDate);

        msgTime.setText(timeFormat.getDetailTime());
        msgTime.setVisibility(View.VISIBLE);
      } else {
        long lastDate = mMsgList.get(position - 1).getCreateTime();
        // 如果两条消息之间的间隔超过十分钟则显示时间
        if (nowDate - lastDate > 600000) {
          TimeFormat timeFormat = new TimeFormat(mContext, nowDate);
          msgTime.setText(timeFormat.getDetailTime());
          msgTime.setVisibility(View.VISIBLE);
        } else {
          msgTime.setVisibility(View.GONE);
        }
      }
    }

    // 显示头像
    if (holder.headIcon != null) {
      if (userInfo != null && !TextUtils.isEmpty(userInfo.getAvatar())) {
        userInfo.getAvatarBitmap(
            new GetAvatarBitmapCallback() {
              @Override
              public void gotResult(int status, String desc, Bitmap bitmap) {
                if (status == 0) {
                  holder.headIcon.setImageBitmap(bitmap);
                } else {
                  holder.headIcon.setImageResource(R.drawable.jmui_head_icon);
                  HandleResponseCode.onHandle(mContext, status, false);
                }
              }
            });
      } else {
        holder.headIcon.setImageResource(R.drawable.jmui_head_icon);
      }

      // TODO 点击头像事件

    }

    OnLongClickListener longClickListener =
        new OnLongClickListener() {
          @Override
          public boolean onLongClick(View arg0) {
            // 长按文本弹出菜单
            String name = userInfo.getUserName();
            OnClickListener listener =
                new OnClickListener() {

                  @Override
                  public void onClick(View v) {
                    switch (v.getId()) {
                      case R.id.copy_msg_btn:
                        if (msg.getContentType() == ContentType.text) {
                          final String content = ((TextContent) msg.getContent()).getText();
                          if (Build.VERSION.SDK_INT > 11) {
                            ClipboardManager clipboard =
                                (ClipboardManager)
                                    mContext.getSystemService(mContext.CLIPBOARD_SERVICE);
                            ClipData clip = ClipData.newPlainText("Simple text", content);
                            clipboard.setPrimaryClip(clip);
                          } else {
                            ClipboardManager clipboard =
                                (ClipboardManager)
                                    mContext.getSystemService(mContext.CLIPBOARD_SERVICE);
                            clipboard.setText(content); // 设置Clipboard 的内容
                            if (clipboard.hasText()) {
                              clipboard.getText();
                            }
                          }

                          Toast.makeText(
                                  mContext,
                                  mContext.getString(R.string.copy_toast),
                                  Toast.LENGTH_SHORT)
                              .show();
                          mDialog.dismiss();
                        }
                        break;
                      case R.id.forward_msg_btn:
                        mDialog.dismiss();
                        break;
                      case R.id.delete_msg_btn:
                        mConv.deleteMessage(msg.getId());
                        mMsgList.remove(position);
                        notifyDataSetChanged();
                        mDialog.dismiss();
                        break;
                    }
                  }
                };
            boolean hide = msg.getContentType() == ContentType.voice;
            mDialog = DialogCreator.createLongPressMessageDialog(mContext, name, hide, listener);
            mDialog.show();
            mDialog
                .getWindow()
                .setLayout((int) (0.8 * mWidth), WindowManager.LayoutParams.WRAP_CONTENT);
            return true;
          }
        };

    switch (msg.getContentType()) {
      case text:
        handleTextMsg(msg, holder, longClickListener);
        break;
      case image:
        handleImgMsg(msg, holder, position);
        break;
      case voice:
        handleVoiceMsg(msg, holder, position, longClickListener);
        break;
      case eventNotification:
        handleGroupChangeMsg(msg, holder, msgTime);
        break;
      default:
        handleCustomMsg(msg, holder);
    }

    return convertView;
  }