Android 取得屏幕的宽高

 private DisplayMetrics getWithAndHeight(Context context){        DisplayMetrics displayMetrics = new DisplayMetrics();        WindowManager windowManager = (WindowManager)context.getSystemService(Context.WINDOW_SERVICE);        windowManager.getDefaultDisplay().getMetrics(displayMetrics);        return displayMetrics; }        //get in the function where you need        DisplayMetrics displayMetrics = getWithAndHeight(getActivity());        widthPixels = displayMetrics.widthPixels;        heightPixels = displayMetrics.heightPixels;