[kupfer: 6/7] plugin.clawsmail: action SendFileByMail only available for files.

[Ulrik Sverdrup <usverdrup src gnome org>]

commit 80b0e613734b76842c0ff22f1271ca85ffdccc5a
Author: Karol BÄ?dkowski <karol bedkowsk+gh gmail com>
Date:   Fri Dec 11 17:40:14 2009 +0100

    plugin.clawsmail: action SendFileByMail only available for files.

 kupfer/plugin/clawsmail.py |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/kupfer/plugin/clawsmail.py b/kupfer/plugin/clawsmail.py
index 3d270aa..c0a0eba 100644
--- a/kupfer/plugin/clawsmail.py
+++ b/kupfer/plugin/clawsmail.py
@@ -122,6 +122,9 @@ class SendFileByMail(Action):
 	def get_description(self):
 		return _("Create new mail in ClawsMail and attach selected file")
 
+	def valid_for_item(self, item):
+		return os.path.isfile(item.object)
+
 
 class ClawsContactsSource(AppLeafContentMixin, Source, FilesystemWatchMixin):
 	appleaf_content_id = 'claws-mail'