[gthumb] make the import preferences modal

[Paolo Bacchilega <paobac src gnome org>]

commit 770b7e08fbceb97f2621e6b5cc2744d1e834c8fa
Author: Paolo Bacchilega <paobac src gnome org>
Date:   Sun Jun 27 23:41:30 2010 +0200

    make the import preferences modal
    
    Fixes bug #619077

 .../importer/gth-import-preferences-dialog.c       |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/extensions/importer/gth-import-preferences-dialog.c b/extensions/importer/gth-import-preferences-dialog.c
index e2b1ae1..040af2f 100644
--- a/extensions/importer/gth-import-preferences-dialog.c
+++ b/extensions/importer/gth-import-preferences-dialog.c
@@ -303,6 +303,7 @@ gth_import_preferences_dialog_init (GthImportPreferencesDialog *self)
 
 	gtk_window_set_title (GTK_WINDOW (self), _("Preferences"));
 	gtk_window_set_resizable (GTK_WINDOW (self), FALSE);
+	gtk_window_set_modal (GTK_WINDOW (self), TRUE);
 	gtk_dialog_set_has_separator (GTK_DIALOG (self), FALSE);
 	gtk_box_set_spacing (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (self))), 5);
 	gtk_container_set_border_width (GTK_CONTAINER (self), 5);