How to get the android resolution

1.方法一

Display display = getWindowManager().getDefaultDisplay();
 Config.screenWidth = display.getWidth();
 Config.screenHeight = display.getHeight();

2. 方法二：

 DisplayMetrics metrics = new DisplayMetrics();
 getWindowManager().getDefaultDisplay().getMetrics(metrics);
 int screenWidth = metrics.widthPixels;
 int screenHeight = metrics.heightPixels;