Added a 'message-changed' signal, so grids can signal when the user

selects another message.

mitterlib/ui/helpers/gtk_messagegrid.py

@@ -62,10 +62,15 @@ class MessageGrid(gtk.ScrolledWindow, gobject.GObject):
     """Custom message grid."""
 
     __gsignals__ = {
-            "count-changed": (
+            "count-changed": (  # the number of unread messages changed
                 gobject.SIGNAL_RUN_LAST,
                 gobject.TYPE_NONE,
-                (gobject.TYPE_INT, ))}   # The exception
+                (gobject.TYPE_INT, )),
+            'message-changed': (    # the selected message changed
+                gobject.SIGNAL_RUN_LAST,
+                gobject.TYPE_NONE,
+                (gobject.TYPE_PYOBJECT, ))
+            }
 
     @property
     def count(self):
@@ -219,12 +224,7 @@ class MessageGrid(gtk.ScrolledWindow, gobject.GObject):
             self.count -= 1
 
         data.read = True
-
+        self.emit('message-changed', data)
-        #self._delete_action.set_property('sensitive', data.deletable)
-        #self._reply_action.set_property('sensitive', data.replyable)
-        #self._repost_action.set_property('sensitive', data.repostable)
-        #self._favorite_action.set_property('sensitive', data.favoritable)
-
         return 0
 
     def _click_message(self, widget, event, user_data=None):

mitterlib/ui/ui_pygtk.py

@@ -99,6 +99,7 @@ class Interface(object):
         messages.protected_char = (
                 self._options[self.NAMESPACE]['protected_char'])
         messages.connect('count-changed', self._update_message_count)
+        messages.connect('message-changed', self._message_changed)
 
         # replies grid
         replies = MessageGrid(self._avatars)
@@ -111,6 +112,7 @@ class Interface(object):
         replies.protected_char = (
                 self._options[self.NAMESPACE]['protected_char'])
         replies.connect('count-changed', self._update_replies_count)
+        replies.connect('message-changed', self._message_changed)
 
         self._main_tabs = gtk.Notebook()
         self._main_tabs.insert_page(messages, gtk.Label('Messages (0)'))
@@ -393,6 +395,16 @@ class Interface(object):
     # ------------------------------------------------------------
     # Widget callback functions
     # ------------------------------------------------------------
+    def _message_changed(self, widget, data):
+        """Callback from the MesageGrids when the selected message changes."""
+        _log.debug('Message changed to: %s', (data.message))
+        self._delete_action.set_property('sensitive', data.deletable)
+        self._reply_action.set_property('sensitive', data.replyable)
+        self._repost_action.set_property('sensitive', data.repostable)
+        self._favorite_action.set_property('sensitive', data.favoritable)
+
+        return
+
     def _update_message_count(self, widget, data):
         """Callback from the MessageGrid for messages when the number of
         messages changes."""
@@ -464,7 +476,6 @@ class Interface(object):
         child = self._main_tabs.get_nth_page(page)
         child.get_child().grab_focus()  # notebook have ScrolledWindows,
                                         # TreeViews inside that.
-        self._message_selected(child.get_child())
         return
 
     def _quit_app(self, widget=None, user_data=None):