[kupfer/next] Display "disabled" in plugin info when not loaded

[Ulrik Sverdrup <usverdrup src gnome org>]

commit fa56fb0f941df63d3661e73a525c73491c51099a
Author: Ulrik Sverdrup <ulrik sverdrup gmail com>
Date:   Fri Jan 22 00:31:54 2010 +0100

    Display "disabled" in plugin info when not loaded

 kupfer/core/plugins.py   |    4 ++++
 kupfer/ui/preferences.py |    7 ++++++-
 2 files changed, 10 insertions(+), 1 deletions(-)
---
diff --git a/kupfer/core/plugins.py b/kupfer/core/plugins.py
index 9c903a6..01ff5cc 100644
--- a/kupfer/core/plugins.py
+++ b/kupfer/core/plugins.py
@@ -248,3 +248,7 @@ def get_plugin_error(plugin_name):
 			return plugin.error_message
 	except ImportError, e:
 		return "'%s' is not a plugin" % plugin_name
+
+def is_plugin_loaded(plugin_name):
+	return (plugin_name in imported_plugins and
+			not get_plugin_attribute(plugin_name, "is_fake_plugin"))
diff --git a/kupfer/ui/preferences.py b/kupfer/ui/preferences.py
index b9536b9..0d204e9 100644
--- a/kupfer/ui/preferences.py
+++ b/kupfer/ui/preferences.py
@@ -310,7 +310,7 @@ class PreferencesWindowController (pretty.OutputMixin):
 			import_error_localized = _("Python module '%s' is needed") % u"\\1"
 			import_error_pat = u"No module named ([^\s]+)"
 			if re.match(import_error_pat, error):
-				error = re.sub("No module named ([^\s]+)",
+				error = re.sub(import_error_pat,
 						import_error_localized,
 						error, count=1)
 			label = gtk.Label()
@@ -318,6 +318,11 @@ class PreferencesWindowController (pretty.OutputMixin):
 			label.set_markup(u"<b>%s</b>\n%s" %
 					(_("Plugin could not be read due to an error:"), error))
 			about.pack_start(label, False)
+		elif not plugins.is_plugin_loaded(plugin_id):
+			label = gtk.Label()
+			label.set_alignment(0, 0)
+			label.set_text(u"(%s)" % _("disabled"))
+			about.pack_start(label, False)
 
 		wid = self._make_plugin_info_widget(plugin_id)
 		about.pack_start(wid, False)