android 公共类

public static Context context;public static Handler mainHandler;//主线程的handler/** * 初始化SP&EDIT */public static SharedPreferences SP;public static SharedPreferences.Editor EDIT;//public static Gson gson;public static Gson gson;public static int width;public static int height;/** * app的入口函数 */@Overridepublic void onCreate() {    super.onCreate();    context = this;    //初始化mainHandler    mainHandler = new Handler();    //设置umeng普通场景类型    SP = getSharedPreferences("config", MODE_PRIVATE);    EDIT = SP.edit();    //必须调用初始化  //  OkGo.init(this);    gson = new GsonBuilder().create();        WindowManager manager = (WindowManager) getSystemService(WINDOW_SERVICE);    Point size = new Point();    manager.getDefaultDisplay().getSize(size);    width = size.x;    height = size.y;}