[kupfer] Define repr_key for factory actions' returned sources

[Ulrik Sverdrup <usverdrup src gnome org>]

commit e2583545c779b12a101cf08397882220c3b7546f
Author: Ulrik Sverdrup <ulrik sverdrup gmail com>
Date:   Wed Mar 31 02:22:22 2010 +0200

    Define repr_key for factory actions' returned sources
    
    If the sources have defined repr_keys' they won't be de-duplicated
    when being used with many inputs (comma trick).

 kupfer/plugin/apt_tools.py     |    3 +++
 kupfer/plugin/google_search.py |    3 +++
 kupfer/plugin/locate.py        |    3 +++
 kupfer/plugin/tracker.py       |    3 +++
 4 files changed, 12 insertions(+), 0 deletions(-)
---
diff --git a/kupfer/plugin/apt_tools.py b/kupfer/plugin/apt_tools.py
index 0c551de..847b083 100644
--- a/kupfer/plugin/apt_tools.py
+++ b/kupfer/plugin/apt_tools.py
@@ -101,6 +101,9 @@ class PackageSearchSource (Source):
 		self.query = query
 		Source.__init__(self, _('Packages matching "%s"') % query)
 
+	def repr_key(self):
+		return self.query
+
 	def get_items(self):
 		package = self.query
 		P = subprocess.PIPE
diff --git a/kupfer/plugin/google_search.py b/kupfer/plugin/google_search.py
index fd07ff4..3c4abde 100644
--- a/kupfer/plugin/google_search.py
+++ b/kupfer/plugin/google_search.py
@@ -46,6 +46,9 @@ class SearchResults (Source):
 		Source.__init__(self, _('Results for "%s"') % query)
 		self.query = query
 
+	def repr_key(self):
+		return self.query
+
 	def get_items(self):
 		query = urllib.urlencode({'q': self.query})
 		search_response = urllib.urlopen(SEARCH_URL + query)
diff --git a/kupfer/plugin/locate.py b/kupfer/plugin/locate.py
index 89e2441..d4d0763 100644
--- a/kupfer/plugin/locate.py
+++ b/kupfer/plugin/locate.py
@@ -48,6 +48,9 @@ class LocateQuerySource (Source):
 		self.query = query
 		self.max_items = 500
 
+	def repr_key(self):
+		return self.query
+
 	def get_items(self):
 		ignore_case = '--ignore-case' if __kupfer_settings__["ignore_case"] else ''
 		# Start two processes, one to take the first hits, one
diff --git a/kupfer/plugin/tracker.py b/kupfer/plugin/tracker.py
index c3d1de6..4e81198 100644
--- a/kupfer/plugin/tracker.py
+++ b/kupfer/plugin/tracker.py
@@ -69,6 +69,9 @@ class TrackerQuerySource (Source):
 		self.query = query
 		self.max_items = 50
 
+	def repr_key(self):
+		return self.query
+
 	def get_items(self):
 		try:
 			import dbus