[gthumb] find duplicates: do not allow to select more than a file

[Paolo Bacchilega <paobac src gnome org>]

commit 47e723ebf6173209242bc7be9e76b5f106ffac1c
Author: Paolo Bacchilega <paobac src gnome org>
Date:   Sat Apr 9 18:17:53 2011 +0200

    find duplicates: do not allow to select more than a file

 extensions/find_duplicates/gth-find-duplicates.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/extensions/find_duplicates/gth-find-duplicates.c b/extensions/find_duplicates/gth-find-duplicates.c
index 7e313d5..3af3c0f 100644
--- a/extensions/find_duplicates/gth-find-duplicates.c
+++ b/extensions/find_duplicates/gth-find-duplicates.c
@@ -690,6 +690,7 @@ gth_find_duplicates_exec (GthBrowser *browser,
 
 	self->priv->builder = _gtk_builder_new_from_file ("find-duplicates-dialog.ui", "find_duplicates");
 	self->priv->duplicates_list = gth_file_list_new (gth_icon_view_new (), GTH_FILE_LIST_TYPE_NORMAL, FALSE);
+	gth_file_selection_set_selection_mode (GTH_FILE_SELECTION (gth_file_list_get_view (GTH_FILE_LIST (self->priv->duplicates_list))), GTK_SELECTION_SINGLE);
 	gth_file_list_set_caption (GTH_FILE_LIST (self->priv->duplicates_list), "find-duplicates::n-duplicates,gth::file::display-size");
 	gth_file_list_set_thumb_size (GTH_FILE_LIST (self->priv->duplicates_list), 112);
 	gtk_widget_set_size_request (self->priv->duplicates_list, -1, 200);