From 6bd4e0f7938cce5fbf73d327bdc20a52cdee5af8 Mon Sep 17 00:00:00 2001
From: Marco Pesenti Gritti <marco@localhost.localdomain>
Date: Mon, 16 Oct 2006 11:35:07 +0000
Subject: Forgot to add these

---
diff --git a/sugar-emulator b/sugar-emulator
new file mode 100755
index 0000000..5d97e0f
--- /dev/null
+++ b/sugar-emulator
@@ -0,0 +1,44 @@
+#!/usr/bin/python
+
+# Copyright (C) 2006, Red Hat, Inc.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+
+import os
+import sys
+
+curdir = os.path.abspath(os.path.dirname(__file__))
+sourcedir = os.path.dirname(curdir)
+
+if os.path.isfile(os.path.join(sourcedir, 'sugar/__uninstalled__.py')):
+	print 'Running sugar from ' + sourcedir + ' ...'
+	sys.path.insert(0, sourcedir)
+else:
+	print 'Running the installed sugar...'
+
+from sugar import env
+
+env.setup_system()
+
+from sugar.emulator import Emulator
+
+emulator = Emulator()
+emulator.start()
+
+program = 'sugar-session'
+if len(sys.argv) > 1:
+	program = sys.argv[1]	
+os.execlp('dbus-launch', 'dbus-launch', '--exit-with-session',
+		  '--config-file=%s' % env.get_dbus_config(), program)
diff --git a/sugar/emulator.py b/sugar/emulator.py
new file mode 100644
index 0000000..78d39d2
--- /dev/null
+++ b/sugar/emulator.py
@@ -0,0 +1,121 @@
+# Copyright (C) 2006, Red Hat, Inc.
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2 of the License, or (at your option) any later version.
+#
+# This library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the
+# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+# Boston, MA 02111-1307, USA.
+
+import os
+import socket
+import sys
+
+import gobject
+
+from sugar import env
+
+def get_display_number():
+	"""Find a free display number trying to connect to 6000+ ports"""
+	retries = 20
+	display_number = 1
+	display_is_free = False	
+
+	while not display_is_free and retries > 0:
+		s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+		try:
+			s.connect(('127.0.0.1', 6000 + display_number))
+			s.close()
+
+			display_number += 1
+			retries -= 1
+		except:
+			display_is_free = True
+
+	if display_is_free:
+		return display_number
+	else:
+		logging.error('Cannot find a free display.')
+		sys.exit(0)
+
+class Process:
+	"""Object representing one of the session processes"""
+
+	def __init__(self, command):
+		self._command = command
+	
+	def get_name(self):
+		return self._command
+	
+	def start(self, standard_output=False):
+		args = self._command.split()
+		flags = gobject.SPAWN_SEARCH_PATH
+		result = gobject.spawn_async(args, flags=flags,
+									 standard_output=standard_output)
+		self._stdout = result[2]
+
+class MatchboxProcess(Process):
+	def __init__(self):
+		kbd_config = os.path.join(env.get_data_dir(), 'kbdconfig')
+		options = '-kbdconfig %s ' % kbd_config
+
+		options += '-use_titlebar no '
+		options += '-theme olpc '
+
+		command = 'matchbox-window-manager %s ' % options
+		Process.__init__(self, command)
+	
+	def get_name(self):
+		return 'Matchbox'
+
+class XephyrProcess(Process):
+	def __init__(self):
+		self._display = get_display_number()
+		cmd = 'Xephyr :%d -ac -screen 800x600' % (self._display) 
+		Process.__init__(self, cmd)
+		
+	def get_name(self):
+		return 'Xephyr'
+
+	def start(self):
+		Process.start(self)
+		os.environ['DISPLAY'] = ":%d" % (self._display)
+
+class XnestProcess(Process):
+	def __init__(self):
+		self._display = get_display_number()
+		cmd = 'Xnest :%d -ac -geometry 800x600' % (self._display) 
+		Process.__init__(self, cmd)
+		
+	def get_name(self):
+		return 'Xnest'
+
+	def start(self):
+		Process.start(self)
+		os.environ['DISPLAY'] = ":%d" % (self._display)
+
+class Emulator:
+	"""The OLPC emulator"""
+	def start(self):
+		try:
+			process = XephyrProcess()
+			process.start()
+		except:
+			try:
+				process = XnestProcess()
+				process.start()
+			except:
+				print 'Cannot run the emulator. You need to install \
+					   Xephyr or Xnest.'
+				sys.exit(0)
+
+		process = MatchboxProcess()
+		process.start()
--
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