Android开发之获取状态栏高度

 1     private static int statusBarHeight;
 2     
 3     private int getStatusBarHeight() {
 4         if (statusBarHeight == 0) {
 5             try {
 6                 Class<?> c = Class.forName("com.android.internal.R$dimen");
 7                 Object o = c.newInstance();
 8                 Field field = c.getField("status_bar_height");
 9                 int x = (Integer) field.get(o);
10                 statusBarHeight = getResources().getDimensionPixelSize(x);
11             } catch (Exception e) {
12                 e.printStackTrace();
13             }
14         }
15         return statusBarHeight;
16     }