请问之前的页面如何改变theme呢？

[wshx21]

No description provided.

[wshx21]

已经解决，利用生命周期动态改变一下

[feng612266]

/**
 * 历史Activity换肤（夜间模式切换）
 */
public void changeHistoryActivityMode() {
    if(null != activityStack) {
        for (Activity activity : activityStack) {
            if (activity != null) {
                if (SharedPreferencesMgr.getInt("theme", 0) == 1) {
                    activity.setTheme(R.style.theme_2);
                } else {
                    activity.setTheme(R.style.theme_1);
                };
                activity.recreate();
            }
        }
    }
}