Laid foundation for telling Hrafn object how many new tweets all the panes have... may have to iterate over them every time a signal comes in; not sure how to handle closing a tab otherwise...

twitterwidgets.py

@@ -123,6 +123,9 @@ class TweetPane(gtk.ScrolledWindow):
                 self.tweets[i].clear_status()
                 self.tweets[i].hide()
 
+        if self.num_new_tweets > 0:
+            self.emit('new-tweets', self.num_new_tweets)
+
         if len(statuses) == 0:
             self.message.set_label('There is no data to display')
 
@@ -154,9 +157,12 @@ class TweetPane(gtk.ScrolledWindow):
 
 
     def set_tweets_read(self):
+        num_read = self.num_new_tweets
         self.last_tweet_read = self.latest_tweet
         self.num_new_tweets = 0
         self.update_tab_label()
+        self.emit('tweets-read', num_read)
+
 
 
     def set_tweets_read_callback(self, event, arg1=None, arg2=None):
@@ -231,6 +237,12 @@ gobject.signal_new("follow-clicked", TweetPane,
 gobject.signal_new("at-clicked", TweetPane,
                    gobject.SIGNAL_RUN_LAST,
                    gobject.TYPE_NONE, (gobject.TYPE_PYOBJECT,))
+gobject.signal_new("new-tweets", TweetPane,
+                   gobject.SIGNAL_RUN_LAST,
+                   gobject.TYPE_NONE, (gobject.TYPE_PYOBJECT,))
+gobject.signal_new("tweets-read", TweetPane,
+                   gobject.SIGNAL_RUN_LAST,
+                   gobject.TYPE_NONE, (gobject.TYPE_PYOBJECT,))