renamed gtkui plugin into ddb_gui_GTK2;

changed the way gui plugins must be named;
added selection of gui plugin to preferences window;
only 1 gui plugin is loaded at a time

1 files changed, 3 insertions, 0 deletions

diff --git a/plugins.h b/plugins.h
index a7006397..8451a2cf 100644
--- a/plugins.h
+++ b/plugins.h
@@ -140,4 +140,7 @@ plug_get_for_id (const char *id);
 int
 plug_is_local_file (const char *fname);
 
+const char **
+plug_get_gui_names (void);
+
 #endif // __PLUGINS_H