Get the height of mobile phone status bar through reflection

//Get the height of the status bar by reflection, the return is the height of the status bar
    public int getStatusHeight(){
        try {
            Class<?> c = Class.forName("com.android.internal.R$dimen");
            Object o = c.newInstance();
            Field field = c.getField("status_bar_height");
            int x = (int) field.get(o);
            return mContext.getResources().getDimensionPixelOffset(x);
        } catch (Exception e) {
            e.printStackTrace();
            return 0;
        }
    }


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