Android通知栏的高度获取

public static int getStatusBarHeight(Context context){

        Class<?> c = null;

        Object obj = null;

        Field field = null;

        int x = 0, statusBarHeight = 0;

        try {

            c = Class.forName("com.android.internal.R$dimen");

            obj = c.newInstance();

            field = c.getField("status_bar_height");

            x = Integer.parseInt(field.get(obj).toString());

            statusBarHeight = context.getResources().getDimensionPixelSize(x);

        } catch (Exception e1) {

            e1.printStackTrace();

        } 

        return statusBarHeight;

    }