Returns the ids of the styles defined by this @language.
Return: a newly-allocated %NULL terminated array containing ids of the styles defined by this @language or %NULL if no style is defined. The returned array must be freed with g_strfreev().
See Implementation
Returns the ids of the styles defined by this @language.
Return: a newly-allocated %NULL terminated array containing ids of the styles defined by this @language or %NULL if no style is defined. The returned array must be freed with g_strfreev().