[gthumb] fixed regression: update thumbnails when file changes on disk

[Paolo Bacchilega <paobac src gnome org>]

commit f0739553441a04bf880006961c709de87bead983
Author: Paolo Bacchilega <paobac src gnome org>
Date:   Wed Mar 31 10:15:32 2010 +0200

    fixed regression: update thumbnails when file changes on disk

 gthumb/gth-file-list.c |    9 +++++++++
 1 files changed, 9 insertions(+), 0 deletions(-)
---
diff --git a/gthumb/gth-file-list.c b/gthumb/gth-file-list.c
index f84ab5e..8f0aebe 100644
--- a/gthumb/gth-file-list.c
+++ b/gthumb/gth-file-list.c
@@ -946,8 +946,17 @@ gfl_update_files (GthFileList *file_list,
 	file_store = (GthFileStore*) gth_file_view_get_model (GTH_FILE_VIEW (file_list->priv->view));
 	for (scan = files; scan; scan = scan->next) {
 		GthFileData *file_data = scan->data;
+		ThumbData   *thumb_data;
 		GtkTreeIter  iter;
 
+		thumb_data = g_hash_table_lookup (file_list->priv->thumb_data, file_data->file);
+		if (thumb_data == NULL)
+			continue;
+
+		thumb_data->error = FALSE;
+		thumb_data->thumb_loaded = FALSE;
+		thumb_data->thumb_created = FALSE;
+
 		if (gth_file_store_find (file_store, file_data->file, &iter)) {
 			GString *metadata;