Android获取屏幕高宽

（1）int width,height;

  WindowManager windowManager = getWindowManager();
  Display display = windowManager.getDefaultDisplay();
  screenWidth = display.getWidth();
  screenHeight = display.getHeight();
 （2）int width,height;

        DisplayMetrics displayMetrics = new DisplayMetrics();  
        this.getWindowManager().getDefaultDisplay().getMetrics(displayMetrics);   
        height = displayMetrics.heightPixels;   
        width = displayMetrics.widthPixels;