[gnome-clocks] Timer: Don't freeze the timer, only the UI

[Paolo Borelli <pborelli src gnome org>]

commit 6be99d448153bc74336828102a84ca7cf40e548a
Author: Volker Sobek <reklov live com>
Date:   Sat Nov 17 14:52:52 2012 +0100

    Timer: Don't freeze the timer, only the UI
    
    The timer alert was not shown if another view was active while the
    timer expired.

 gnomeclocks/timer.py |   14 +++++++-------
 1 files changed, 7 insertions(+), 7 deletions(-)
---
diff --git a/gnomeclocks/timer.py b/gnomeclocks/timer.py
index 950cbf1..826411e 100644
--- a/gnomeclocks/timer.py
+++ b/gnomeclocks/timer.py
@@ -173,6 +173,8 @@ class Timer(Clock):
         self.alert = Alert("complete", "Ta Da !",
                            self._on_notification_activated)
 
+        self._ui_is_frozen = False
+
     def _on_notification_activated(self, notif, action, data):
         win = self.get_toplevel()
         win.show_clock(self)
@@ -228,18 +230,16 @@ class Timer(Clock):
             self.timer_screen.set_time(0, 0, 0)
             self.show_setup_screen(False)
             return False
-        else:
+        elif self._ui_is_frozen == False:
             r = self.deadline - t
             m, s = divmod(r, 60)
             h, m = divmod(m, 60)
             self.timer_screen.set_time(h, m, s)
-            return True
+        return True
 
     def _ui_freeze(self, widget):
-        if self.state == Timer.State.RUNNING:
-            self._remove_timeout()
+        self._ui_is_frozen = True
 
     def _ui_thaw(self, widget):
-        if self.state == Timer.State.RUNNING:
-            self.count()
-            self._add_timeout()
+        self._ui_is_frozen = False
+        self.count