gboolean metadata_write_list(FileData *fd, const gchar *key, const GList *values)
{
if (!fd->modified_xmp)
{
fd->modified_xmp = g_hash_table_new_full(g_str_hash, g_str_equal, g_free, (GDestroyNotify)string_list_free);
}
g_hash_table_insert(fd->modified_xmp, g_strdup(key), string_list_copy((GList *)values));
if (fd->exif)
{
exif_update_metadata(fd->exif, key, values);
}
metadata_write_queue_add(fd);
file_data_increment_version(fd);
file_data_send_notification(fd, NOTIFY_METADATA);
if (options->metadata.sync_grouped_files && metadata_check_key(group_keys, key))
{
GList *work = fd->sidecar_files;
while (work)
{
FileData *sfd = work->data;
work = work->next;
if (filter_file_class(sfd->extension, FORMAT_CLASS_META)) continue;
metadata_write_list(sfd, key, values);
}
}
return TRUE;
}
static gboolean histmap_idle_cb(gpointer data)
{
FileData *fd = data;
if (histmap_read(fd->histmap, FALSE))
{
/* finished */
g_object_unref(fd->histmap->pixbuf); /*pixbuf is no longer needed */
fd->histmap->pixbuf = NULL;
fd->histmap->idle_id = 0;
file_data_send_notification(fd, NOTIFY_HISTMAP);
return FALSE;
}
return TRUE;
}
gboolean metadata_write_queue_remove(FileData *fd)
{
g_hash_table_destroy(fd->modified_xmp);
fd->modified_xmp = NULL;
metadata_write_queue = g_list_remove(metadata_write_queue, fd);
file_data_increment_version(fd);
file_data_send_notification(fd, NOTIFY_REREAD);
file_data_unref(fd);
layout_util_status_update_write_all();
return TRUE;
}
gboolean metadata_write_revert(FileData *fd, const gchar *key)
{
if (!fd->modified_xmp) return FALSE;
g_hash_table_remove(fd->modified_xmp, key);
if (g_hash_table_size(fd->modified_xmp) == 0)
{
metadata_write_queue_remove(fd);
}
else
{
/* reread the metadata to restore the original value */
file_data_increment_version(fd);
file_data_send_notification(fd, NOTIFY_REREAD);
}
return TRUE;
}