當(dāng)?GridView? 為1列時沒有任何問題當(dāng)設(shè)置多列就出現(xiàn)圖片錯位重復(fù)問題public?class?MainActivity?extends?AppCompatActivity?{ ????private?GridView?G1; ????private?LruCache<String,Bitmap>???Lru; ????String[]?img?={ ????"http://pic1.win4000.com/pic/6/02/f5ae6d2ae4_250_350.jpg", ????"http://pic1.win4000.com/pic/1/29/381f2a6941_250_350.jpg", ????"http://pic1.win4000.com/pic/d/dc/95bb6142d5_250_350.jpg", ????"http://pic1.win4000.com/pic/7/54/b3b4112b34_250_350.jpg", ????"http://pic1.win4000.com/pic/d/87/642d5de424_250_350.jpg", ????"http://pic1.win4000.com/pic/c/8c/4d004a28f5_250_350.jpg", ????"http://pic1.win4000.com/pic/4/f8/9f2e1e129c_250_350.jpg", ????"http://pic1.win4000.com/pic/8/40/b90bd3f95f_250_350.jpg", ????"http://pic1.win4000.com/pic/d/99/e7b336f4e7_250_350.jpg", ????"http://pic1.win4000.com/pic/1/44/8b046cb009_250_350.jpg", ????"http://pic1.win4000.com/pic/2/19/38ac8d7ad0_250_350.jpg", ????"http://pic1.win4000.com/pic/2/87/73d1cbf175_250_350.jpg", ????"http://pic1.win4000.com/pic/7/c5/cd8f5c8d1b_250_350.jpg", ????"http://pic1.win4000.com/pic/0/6c/38c8f4e423_250_350.jpg", ????"http://pic1.win4000.com/pic/5/c1/7bb3ec563d_250_350.jpg", ????"http://pic1.win4000.com/pic/2/f5/abc84bceac_250_350.jpg" }; ????@Override ????protected?void?onCreate(Bundle?savedInstanceState)?{ ????????super.onCreate(savedInstanceState); ????????setContentView(R.layout.activity_main); ????????G1?=?findViewById(R.id.Gridv); ????????int?max?=?(int)?Runtime.getRuntime().maxMemory()?/?1024; ????????int?siz?=?max?/?5; ????????Lru?=?new?LruCache<String,?Bitmap>(siz){ ????????????@Override ????????????protected?int?sizeOf(String?key,?Bitmap?value)?{ ????????????????return?super.sizeOf(key,?value)?/?1024; ????????????} ????????}; ????????G1.setAdapter(new?ShiPei()); ????} ????//適配器 ????class?ShiPei?extends?BaseAdapter{ ????????Img?im; ????????@Override ????????public?int?getCount()?{ ????????????return?img.length; ????????} ????????@Override ????????public?Object?getItem(int?position)?{ ????????????return?null; ????????} ????????@Override ????????public?long?getItemId(int?position)?{ ????????????return?0; ????????} ????????@Override ????????public?View?getView(int?position,?View?convertView,?ViewGroup?parent)?{ ????????????if(convertView?==?null){ ????????????????convertView?=?LayoutInflater.from(MainActivity.this).inflate(R.layout.imgtu,null); ????????????????im?=new?Img(); ????????????????im.Iv?=?convertView.findViewById(R.id.imageView); ????????????????convertView.setTag(im); ????????????}else?{ ????????????????im?=?(Img)?convertView.getTag(); ????????????} ????????????new?YiBu(img[position]).execute(img[position]); ????????????return?convertView; ????????} ????????class?Img{ ????????????ImageView?Iv; ????????} ????????class?YiBu?extends?AsyncTask<String,Void,?Bitmap>{ ????????????String?url; ????????????public?YiBu(String?x){ ????????????????url?=?x; ????????????} ????????????@Override ????????????protected?Bitmap?doInBackground(String...?strings)?{ ????????????????Bitmap?bitmap; ????????????????String?u1?=?strings[0]; ????????????????bitmap?=?Lru.get(u1); ????????????????if(bitmap?==?null){ ????????????????????bitmap?=?getBitmap(u1); ????????????????????Lru.put(u1,bitmap); ????????????????} ????????????????return?bitmap; ????????????} ????????????@Override ????????????protected?void?onPostExecute(Bitmap?bitmap)?{ ????????????????super.onPostExecute(bitmap); ????????????????im.Iv.setImageBitmap(bitmap); ????????????} ????????????public?Bitmap?getBitmap(String?s){ ????????????????Bitmap?b?=?null; ????????????????OkHttpClient?client?=?new?OkHttpClient(); ????????????????Request?R?=?new?Request.Builder().url(s).build(); ????????????????try?{ ????????????????????Response?response?=?client.newCall(R).execute(); ????????????????????byte[]??byt?=??response.body().bytes(); ????????????????????b?=?BitmapFactory.decodeByteArray(byt,0,byt.length); ????????????????}?catch?(IOException?e)?{ ????????????????????e.printStackTrace(); ????????????????} ????????????????return?b; ????????????} ????????} ????}來個大佬看下 網(wǎng)上搜半天什么設(shè)置tag驗證得方式 也嘗試過 一樣沒用