From d3a010ea0f4b0ff12f4e176f5be229e6579b62ee Mon Sep 17 00:00:00 2001
From: Agustin Zubiaga <aguz@sugarlabs.org>
Date: Sun, 22 Jul 2012 21:54:14 +0000
Subject: False move buttons sensitive in animation running

---
diff --git a/activity.py b/activity.py
index 56f3af3..b30a01b 100644
--- a/activity.py
+++ b/activity.py
@@ -72,10 +72,10 @@ class AnimateActivity(activity.Activity):
         vbox = gtk.VBox()
         vbox.pack_start(self._frames_list, True, True, 0)
 
-        frames_toolbar = FramesToolbar()
-        frames_toolbar.connect('go-up', self._frames_list.move_up)
-        frames_toolbar.connect('go-down', self._frames_list.move_down)
-        vbox.pack_end(frames_toolbar, False, True, 0)
+        self._frames_toolbar = FramesToolbar()
+        self._frames_toolbar.connect('go-up', self._frames_list.move_up)
+        self._frames_toolbar.connect('go-down', self._frames_list.move_down)
+        vbox.pack_end(self._frames_toolbar, False, True, 0)
         canvas.pack_end(vbox, False, True, 0)
 
         canvas.connect("expose-event", self.__canvas_expose_cb)
@@ -199,6 +199,8 @@ class AnimateActivity(activity.Activity):
         if not self._animation:
             self._animation = animation.Animation(width, height)
             self._animation.set_mode(self._animation_mode)
+            self._animation.connect('running',
+                                    self._frames_toolbar.set_buttons_sensitive)
             for pixbuf in self._animation_frames:
                 self._animation.add_frame(pixbuf)
                 self._frames_list.add_frame(pixbuf)
diff --git a/animation.py b/animation.py
index a91c559..cef171c 100644
--- a/animation.py
+++ b/animation.py
@@ -52,7 +52,11 @@ class Animation(gtk.Image):
 
     __gsignals__ = {"current-frame-updated": (gobject.SIGNAL_RUN_LAST,
                                               gobject.TYPE_INT,
-                                              (gobject.TYPE_INT,))}
+                                              (gobject.TYPE_INT,)),
+                    "running": (gobject.SIGNAL_RUN_LAST,
+                                gobject.TYPE_NONE,
+                                (gobject.TYPE_BOOLEAN,)),
+                    }
 
     def __init__(self, width, height, fps=2):
         super(Animation, self).__init__()
@@ -145,6 +149,7 @@ class Animation(gtk.Image):
                 self.set_from_pixbuf(scaled_pixbuf)
 
                 self._running = True
+                self.emit('running', True)
                 self._timeout = gobject.timeout_add(self._sleep_time, self.next)
                 _logger.info(" Running!")
 
@@ -177,6 +182,7 @@ class Animation(gtk.Image):
         """Pause the animation"""
         gobject.source_remove(self._timeout)
         self._running = False
+        self.emit('running', False)
 
     def next(self):
         """Shows the next frame"""
diff --git a/toolbars.py b/toolbars.py
index 0c0b8cb..fb5406b 100644
--- a/toolbars.py
+++ b/toolbars.py
@@ -166,3 +166,7 @@ class FramesToolbar(gtk.Toolbar):
         move_down.set_tooltip(_('Move down'))
         move_down.connect('clicked', lambda w: self.emit('go-down'))
         self.insert(move_down, -1)
+
+    def set_buttons_sensitive(self, widget, running):
+        for button in self.get_children():
+            button.set_sensitive(not running)
--
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