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diff --git a/activity.py b/activity.py
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+# Copyright (c) 2012 Bert Freudenberg
+#
+# Permission is hereby granted, free of charge, to any person obtaining
+# a copy of this software and associated documentation files (the
+# "Software"), to deal in the Software without restriction, including
+# without limitation the rights to use, copy, modify, merge, publish,
+# distribute, sublicense, and/or sell copies of the Software, and to
+# permit persons to whom the Software is furnished to do so, subject to
+# the following conditions:
+#
+# The above copyright notice and this permission notice shall be
+# included in all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+# IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+# CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+# TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+
+"""TestMultiTouch Activity: An example of using multi-touch in an activity."""
+
+from gi.repository import Gtk
+from gi.repository import Gdk
+from random import random
+
+from sugar3.activity import activity
+from sugar3.graphics.toolbarbox import ToolbarBox
+from sugar3.activity.widgets import ActivityButton
+from sugar3.activity.widgets import TitleEntry
+from sugar3.activity.widgets import StopButton
+from sugar3.activity.widgets import ShareButton
+from sugar3.activity.widgets import DescriptionItem
+
+class TestMultiTouchActivity(activity.Activity):
+
+    def __init__(self, handle):
+        activity.Activity.__init__(self, handle)
+        self.max_participants = 1
+
+        toolbar_box = ToolbarBox()
+
+        activity_button = ActivityButton(self)
+        toolbar_box.toolbar.insert(activity_button, 0)
+        activity_button.show()
+
+        title_entry = TitleEntry(self)
+        toolbar_box.toolbar.insert(title_entry, -1)
+        title_entry.show()
+
+        description_item = DescriptionItem(self)
+        toolbar_box.toolbar.insert(description_item, -1)
+        description_item.show()
+
+        share_button = ShareButton(self)
+        toolbar_box.toolbar.insert(share_button, -1)
+        share_button.show()
+        
+        separator = Gtk.SeparatorToolItem()
+        separator.props.draw = False
+        separator.set_expand(True)
+        toolbar_box.toolbar.insert(separator, -1)
+        separator.show()
+
+        stop_button = StopButton(self)
+        toolbar_box.toolbar.insert(stop_button, -1)
+        stop_button.show()
+
+        self.set_toolbar_box(toolbar_box)
+        toolbar_box.show()
+
+        # main view
+        touch_area = TouchArea()
+        self.set_canvas(touch_area)
+        touch_area.show()
+
+class TouchArea(Gtk.DrawingArea):
+
+    def __init__(self):
+        Gtk.DrawingArea.__init__(self)
+        self.points = {}
+        self.colors = {}
+        self.set_events(Gdk.EventMask.TOUCH_MASK)
+        self.connect('draw', self.__draw_cb)
+        self.connect('event', self.__event_cb)
+
+    def __event_cb(self, widget, event):
+        if event.type in (
+                Gdk.EventType.TOUCH_BEGIN,
+                Gdk.EventType.TOUCH_UPDATE,
+                Gdk.EventType.TOUCH_CANCEL,
+                Gdk.EventType.TOUCH_END):
+            # sequence is a void ptr object identifying the finger
+            # we make it a string for use as dict key
+            seq = str(event.touch.sequence)
+            pos = (event.touch.x, event.touch.y)
+            if event.type == Gdk.EventType.TOUCH_BEGIN:
+                self.points[seq] = [pos]
+                self.colors[seq] = (random(), random(), random())
+            elif event.type == Gdk.EventType.TOUCH_UPDATE:
+                self.points[seq].append(pos)
+            else:
+                del self.points[seq]
+                del self.colors[seq]
+            self.queue_draw()
+
+    def __draw_cb(self, widget, ctx):
+        ctx.set_line_width(5)
+        for seq in self.points:
+            (r, g, b) = self.colors[seq]
+            ctx.set_source_rgb(r, g, b)
+            p = self.points[seq][0]
+            ctx.move_to(p[0], p[1])
+            for p in self.points[seq]:
+                ctx.line_to(p[0], p[1])
+            ctx.stroke()