Android上传图片到服务器okhttp一

 1 /*  2  *Create By 小群子 2018/12/10  3 */  4  5 public class LoadPicAdapter extends Recyclerview.Adapter<LoadPicAdapter.MyViewHolder> {  6  7  context context;  8 List<LoadFileVo> filelist = null;  9  View view;  10 int picNum = 8;//列表的图片个数最大值  11  12 public LoadPicAdapter(Context context, List<LoadFileVo> fileList) {  13 this.context = context;  14 this.fileList = fileList;  15  }  16  17 public LoadPicAdapter(Context context, List<LoadFileVo> fileList, int picNum) {  18 this.context = context;  19 this.fileList = fileList;  20 this.picNum = picNum;  21  }  22  23 public interface OnItemClickListener {  24 void click(View view, int positon);  25  26 void del(View view);  27  }  28  29  OnItemClickListener listener;  30  31 public void setListener(OnItemClickListener listener) {  32 this.listener = listener;  33  }  34  35  @Override  36 public MyViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {  37  38 view = LayoutInflater.from(context).inflate(R.layout.load_item_pic, parent, false);  39 return new MyViewHolder(view);  40  }  41  42  @Override  43 public void onBindViewHolder(MyViewHolder holder, final int position) {  44  45 //通过默认设置第一个为空文件为添加退保，且在文件个数小于最大限制值的情况。当图片个数等于最大限制值，第一个则不是添加按钮  46 if (position == 0&&fileList.get(position).getBitmap()==null) {  47 holder.ivPic.setImageResource(R.drawable.addpic);//加号图片  48 holder.ivPic.setOnClickListener(new View.OnClickListener() {  49  @Override  50 public void onClick(View view) {  51  listener.click(view, position);  52  }  53  });  54  holder.ivDel.setVisibility(View.INVISIBLE);  55  holder.bg_progressbar.setVisibility(View.GONE);  56  57 } else {  58 // Uri uri = Uri.parse(fileList.get(position).getFile().getPath());  59 // holder.ivPic.setImageURI(uri);  60  61  holder.ivPic.setImageBitmap(fileList.get(position).getBitmap());  62 //使用压缩后的图片进行填充到界面上  63 
 64  65  66  holder.ivDel.setVisibility(View.VISIBLE);  67  holder.bg_progressbar.setVisibility(View.VISIBLE);  68  holder.bg_progressbar.setProgress(fileList.get(position).getPg());  69  }  70  71  72 holder.ivDel.setOnClickListener(new View.OnClickListener() {  73  @Override  74 public void onClick(View view) {  75 //判断图片是否上传，上传后将无法删除  76 if (fileList.get(position).isUpload()) {  77 Toast.makeText(context, "该图片已上传！", Toast.LENGTH_SHORT).show();  78 } else {  79  fileList.remove(position);  80 if (fileList.size()==picNum-1&&fileList.get(0).getBitmap()!=null){  81 fileList.add(0,new LoadFileVo());  82 }//如果数量达到最大数时，前面的加号去掉，然后再减去时，则添加前面的加号  83  notifyDataSetChanged();  84 if (listener!=null){  85 listener.del(view);//传递接口，计算图片个数显示在界面中  86  }  87  88  }  89  }  90  });  91  92  93  }  94  95  @Override  96 public int getItemCount() {  97 return fileList.size();  98  }  99 100 101 static class MyViewHolder extends RecyclerView.ViewHolder { 102  @BindView(R.id.ivPic) 103  ImageView ivPic; 104  @BindView(R.id.ivDel) 105  ImageView ivDel; 106  @BindView(R.id.bg_progressbar) 107  ProgressBar bg_progressbar; 108 109  View view; 110 111 112  MyViewHolder(View view) { 113 super(view); 114 this.view = view; 115 ButterKnife.bind(this, view); 116  } 117  } 118 }