From d213eada769f337bf0f538b1d670c0ab97caec54 Mon Sep 17 00:00:00 2001
From: Marco Pesenti Gritti <mpg@redhat.com>
Date: Mon, 22 May 2006 17:59:42 -0400
Subject: [PATCH] Change tab label color when there are

---
 sugar/chat/chat.py      | 13 +++++++++++--
 sugar/shell/activity.py | 24 +++++++++++++++++-------
 sugar/shell/shell.py    | 12 ++++++++++++
 3 files changed, 40 insertions(+), 9 deletions(-)

diff --git a/sugar/chat/chat.py b/sugar/chat/chat.py
index 6e246eac..514c47a4 100755
--- a/sugar/chat/chat.py
+++ b/sugar/chat/chat.py
@@ -271,10 +271,15 @@ class Chat(activity.Activity):
 		self.activity_shutdown()
 
 	def activity_on_lost_focus(self):
-		print "act %d: in activity_on_lost_focus" % self.activity_get_id()
+		activity.Activity.activity_on_lost_focus()
 
 	def activity_on_got_focus(self):
-		print "act %d: in activity_on_got_focus" % self.activity_get_id()
+		activity.Activity.activity_on_got_focus()
+		self.activity_set_has_changes(False)
+
+	def _message_inserted(self):
+		if not self.get_has_focus():
+			self.activity_set_has_changes(True)
 
 	def _insert_buddy(self, buf, nick):
 		buddy = self._controller.get_group().get_buddy(nick)
@@ -286,6 +291,8 @@ class Chat(activity.Activity):
 	
 		aniter = buf.get_end_iter()
 		buf.insert(aniter, nick + ": ")
+		
+		self._message_inserted()
 
 	def _insert_rich_message(self, nick, msg):
 		msg = Emoticons.get_instance().replace(msg)
@@ -299,6 +306,8 @@ class Chat(activity.Activity):
 
 		aniter = buf.get_end_iter()
 		buf.insert(aniter, "\n")
+		
+		self._message_inserted()
 
 	def _insert_sketch(self, nick, svgdata):
 		"""Insert a sketch object into the chat buffer."""
diff --git a/sugar/shell/activity.py b/sugar/shell/activity.py
index f7e59093..e0f26d19 100644
--- a/sugar/shell/activity.py
+++ b/sugar/shell/activity.py
@@ -12,7 +12,10 @@ class Activity(dbus.service.Object):
 	""" Base Sugar activity object from which all other Activities should inherit """
 
 	def __init__(self):
-		pass
+		self._has_focus = False
+		
+	def get_has_focus(self):
+		return self._has_focus
 
 	def name_owner_changed(self, service_name, old_service_name, new_service_name):
 		#print "in name_owner_changed: svc=%s oldsvc=%s newsvc=%s"%(service_name, old_service_name, new_service_name)
@@ -102,6 +105,13 @@ class Activity(dbus.service.Object):
 						 in_signature="", \
 						 out_signature="")
 						 
+	def activity_set_has_changes(self, has_changes):
+		self.__activity_object.set_has_changes(has_changes)
+
+	@dbus.service.method("com.redhat.Sugar.Activity", \
+						 in_signature="", \
+						 out_signature="")
+						 
 	def activity_set_tab_icon_name(self, icon_name):
 		icon_theme = gtk.icon_theme_get_default()
 		icon_info = icon_theme.lookup_icon(icon_name, gtk.ICON_SIZE_MENU, 0)
@@ -161,6 +171,12 @@ class Activity(dbus.service.Object):
 	def activity_shutdown(self):
 		self.__activity_object.shutdown(reply_handler = self.__shutdown_reply_cb, error_handler = self.__shutdown_error_cb)
 
+	def activity_on_lost_focus(self):
+		self._has_focus = False;
+
+	def activity_on_got_focus(self):
+		self._has_focus = True
+
 	# pure virtual methods
 
 	def activity_on_connected_to_shell(self):
@@ -171,9 +187,3 @@ class Activity(dbus.service.Object):
  
 	def activity_on_close_from_user(self):
 		print "act %d: you need to override activity_on_close_from_user" % self.activity_get_id()
-
-	def activity_on_lost_focus(self):
-		print "act %d: you need to override activity_on_lost_focus" % self.activity_get_id()
-
-	def activity_on_got_focus(self):
-		print "act %d: you need to override activity_on_got_focus" % self.activity_get_id()
diff --git a/sugar/shell/shell.py b/sugar/shell/shell.py
index 394efde4..0b9aea1a 100755
--- a/sugar/shell/shell.py
+++ b/sugar/shell/shell.py
@@ -130,6 +130,18 @@ class ActivityHost(dbus.service.Object):
 		else:
 			self.tab_activity_image.hide()
 
+	@dbus.service.method("com.redhat.Sugar.Shell.ActivityHost", \
+			 in_signature="b", \
+			 out_signature="")
+	def set_has_changes(self, has_changes):
+		if has_changes:
+			attrs = pango.AttrList()
+			attrs.insert(pango.AttrForeground(65535, 0, 0, 0, -1))
+			attrs.insert(pango.AttrWeight(pango.WEIGHT_BOLD, 0, -1))
+			self.tab_label.set_attributes(attrs)
+		else:
+			self.tab_label.set_attributes(pango.AttrList())
+
 	@dbus.service.method("com.redhat.Sugar.Shell.ActivityHost", \
 			 in_signature="s", \
 			 out_signature="")