Android 昼夜模式切换

    mUiModeManager = (UiModeManager) mContext.getSystemService(Context.UI_MODE_SERVICE);

    if (mUiModeManager.getNightMode() == UiModeManager.MODE_NIGHT_YES) {
        mUiModeManager.setNightMode(UiModeManager.MODE_NIGHT_NO);
    } else {
        mUiModeManager.setNightMode(UiModeManager.MODE_NIGHT_YES);
    }