load_dir.c

gboolean image_list_open_dir( ImageList* il, const char* path, 
							 GCancellable* generator_cancellable, GError** error )
{
    const char* name = NULL;
	
    if( il->dir_path && 0 == strcmp( path, il->dir_path ) )
        return TRUE;

    image_list_close( il );
	
	GFile* file = g_file_new_for_path (path);
    GFileEnumerator* enumerator;
    GFileInfo *info;
	
	const char* file_path;
	const char* mime;
			  
	il->dir_path = g_strdup( path );
	
    enumerator = g_file_enumerate_children(file,"standard::name,standard::content-type",
	   		                               G_FILE_QUERY_INFO_NONE,generator_cancellable, NULL);
	
	if (enumerator == NULL)
	{
	   g_object_unref (file);
	   g_object_unref (enumerator);
	   g_object_unref (info);
		
	   return FALSE;
	}
	
	while ((info = g_file_enumerator_next_file (enumerator, generator_cancellable, error)) != NULL)
	{
        mime = g_file_info_get_content_type(info);
		 
		if (image_list_is_file_supported(mime))
		{
           g_static_mutex_lock (&il->mutex);
		   file_path = g_file_info_get_name (info);
		   il->list = g_list_insert_sorted( il->list, g_strdup(file_path), (GCompareFunc)comp_by_name);
		   g_static_mutex_unlock (&il->mutex);
		}

		g_object_unref(info);
	}
	
	il->current = il->list;

	g_object_unref (file);
	g_object_unref (enumerator);
	
	return TRUE;
}