点击条目删除

adapter适配器点击条目删除

例：

 //将数据与界面进行绑定的操作
    @Override
    public void onBindViewHolder(ViewHolder viewHolder, final int position) {
        viewHolder.item_img.setImageURI(datas.get(position).getPicUrl()); //获取图片，Fresco
        viewHolder.mTextView.setText(datas.get(position).getTitle());

        viewHolder.itemView.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                /**
                 * 点击条目删除
                 */
                AlertDialog.Builder builder = new AlertDialog.Builder(context);
                builder.setIcon(R.mipmap.ic_launcher);
                builder.setTitle("我是对话框");
                builder.setMessage("我是对话框的内容");
                builder.setNegativeButton("取消", new DialogInterface.OnClickListener() {
                    @Override
                    public void onClick(DialogInterface dialog, int which) {
                        Toast.makeText(context, "点击了取消按钮", Toast.LENGTH_SHORT).show();
                        dialog.dismiss();
                    }
                });
                builder.setPositiveButton("确定", new DialogInterface.OnClickListener() {
                    @Override
                    public void onClick(DialogInterface dialog, int which) {
                        Toast.makeText(context, "点击了确定的按钮", Toast.LENGTH_SHORT).show();
                        dialog.dismiss();
                        //移除数据
                        datas.remove(position);
                        //条目刷新
                        notifyDataSetChanged();
                    }
                });
                AlertDialog dialog = builder.create();
                dialog.show();
            }
        });
    }