gboolean set_as_last_used_for_type ( GAppInfo* appinfo, const char* content_type, GError** error )
Sets the application as the last used application for a given type. This will make the application appear as first in the list returned by g_app_info_get_recommended_for_type(), regardless of the default application for that content type.
The content type.
The data is owned by the caller of the function. The value is a NUL terminated UTF-8 string.
The return location for a recoverable error.
The argument can be
If the return location is not
NULL, then you must initialize it to a
The argument will left initialized to
NULLby the virtual function if there are no errors.
In case of error, the argument will be set to a newly allocated
GError; the caller will take ownership of the data, and be responsible for freeing it.