From 2b2dbc809955093f98884e6619bd8a88be751c16 Mon Sep 17 00:00:00 2001
From: Marco Pesenti Gritti <mpg@redhat.com>
Date: Mon, 22 May 2006 13:36:58 -0400
Subject: [PATCH] Clear the setchpad after sending

---
 sugar/chat/chat.py                | 1 +
 sugar/chat/sketchpad/SketchPad.py | 4 ++++
 2 files changed, 5 insertions(+)

diff --git a/sugar/chat/chat.py b/sugar/chat/chat.py
index dfce873c..c25585f6 100755
--- a/sugar/chat/chat.py
+++ b/sugar/chat/chat.py
@@ -70,6 +70,7 @@ class Chat(activity.Activity):
 		
 	def __send_button_clicked_cb(self, button):
 		self.send_sketch(self._sketchpad.to_svg())
+		self._sketchpad.clear()
 
 	def _color_selected(self, toolbox, color):
 		self._sketchpad.set_color(color)
diff --git a/sugar/chat/sketchpad/SketchPad.py b/sugar/chat/sketchpad/SketchPad.py
index d19ca401..6245a25f 100644
--- a/sugar/chat/sketchpad/SketchPad.py
+++ b/sugar/chat/sketchpad/SketchPad.py
@@ -22,6 +22,10 @@ class SketchPad(gtk.DrawingArea):
 		self.connect("button-release-event", self.__button_release_cb)
 		self.connect("motion-notify-event", self.__motion_notify_cb)
 		self.connect('expose_event', self.expose)
+	
+	def clear(self):
+		self._sketches = []
+		self.window.invalidate_rect(None, False)
 
 	def expose(self, widget, event):
 		"""Draw the background of the sketchpad."""