/**
* @brief Gets the number of theme supported.
* @details This function gets the number of theme described in the config file.
+ * The range of counted theme will be 1~N according to conf file.
* @since_tizen 7.0
* @param[in] type The feedback type
* @param[out] count_of_theme The number of theme supported
/**
* @brief Gets the current index of theme selected.
* @details This function gets the current index of theme selected.
+ * The range of theme index will be 1~N according to conf file.
* @since_tizen 7.0
* @param[in] type The feedback type
* @param[out] index_of_theme The current index of theme selected