ActivityConfig.java 文件源码

private int getNavigationBarHeight(Context context) {
    Resources res = context.getResources();
    int result = 0;
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.ICE_CREAM_SANDWICH) {
        if (hasNavBar(context)) {
            String key;
            if (mInPortrait) {
                key = NAV_BAR_HEIGHT_RES_NAME;
            } else {
                key = NAV_BAR_HEIGHT_LANDSCAPE_RES_NAME;
            }
            return ResourcesUtils.getDimensionSize(res, key, "android");
        }
    }
    return result;
}