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#!/usr/bin/env python
# Copyright (C) 2006-2008, 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 random
import subprocess
import time
from optparse import OptionParser
import gtk
import gobject
from sugar import env
default_dimensions = (800, 600)
def _run_xephyr(display, dpi, dimensions, fullscreen):
cmd = [ 'Xephyr' ]
cmd.append(':%d' % display)
cmd.append('-ac')
screen_size = (gtk.gdk.screen_width(), gtk.gdk.screen_height())
if (not dimensions) and (fullscreen is None) and \
(screen_size < default_dimensions) :
# no forced settings, screen too small => fit screen
fullscreen = True
elif (not dimensions) :
# screen is big enough or user has en/disabled fullscreen manually
# => use default size (will get ignored for fullscreen)
dimensions = '%dx%d' % default_dimensions
if not dpi :
dpi = gtk.settings_get_default().get_property('gtk-xft-dpi') / 1024
if fullscreen :
cmd.append('-fullscreen')
if dimensions :
cmd.append('-screen')
cmd.append(dimensions)
if dpi :
cmd.append('-dpi')
cmd.append('%d' % dpi)
result = gobject.spawn_async(cmd, flags=gobject.SPAWN_SEARCH_PATH)
pid = result[0]
os.environ['DISPLAY'] = ":%d" % (display)
os.environ['SUGAR_EMULATOR_PID'] = str(pid)
def _check_xephyr(display):
result = subprocess.call(['xdpyinfo', '-display', ':%d' % display],
stdout=open(os.devnull, "w"),
stderr=open(os.devnull, "w"))
return result == 0
def _start_xephyr(dpi, dimensions, fullscreen):
# FIXME evil workaround until F10 Xephyr is fixed
if os.path.exists('/etc/fedora-release'):
if open('/etc/fedora-release').read().startswith('Fedora release 10'):
display = random.randint(100, 500)
_run_xephyr(display, dpi, dimensions, fullscreen)
return display
for display in range(100, 110):
if not _check_xephyr(display):
_run_xephyr(display, dpi, dimensions, fullscreen)
tries = 10
while tries > 0:
if _check_xephyr(display):
return display
else:
tries -= 1
time.sleep(0.1)
def _start_window_manager(display):
cmd = ['metacity']
cmd.extend(['--no-force-fullscreen', '-d', ':%d' % display])
gobject.spawn_async(cmd, flags=gobject.SPAWN_SEARCH_PATH)
def _setup_env():
os.environ['SUGAR_EMULATOR'] = 'yes'
os.environ['GABBLE_LOGFILE'] = os.path.join(
env.get_profile_path(), 'logs', 'telepathy-gabble.log')
os.environ['SALUT_LOGFILE'] = os.path.join(
env.get_profile_path(), 'logs', 'telepathy-salut.log')
os.environ['STREAM_ENGINE_LOGFILE'] = os.path.join(
env.get_profile_path(), 'logs', 'telepathy-stream-engine.log')
path = os.path.join(os.environ.get("HOME"), '.i18n')
if os.path.exists(path):
fd = open(path, "r")
lines = fd.readlines()
fd.close()
language_env_variable = None
lang_env_variable = None
for line in lines:
if line.startswith("LANGUAGE="):
lang = line[9:].replace('"', '')
language_env_variable = lang.strip()
elif line.startswith("LANG="):
lang_env_variable = line[5:].replace('"', '')
# There might be cases where .i18n may not contain a LANGUAGE field
if language_env_variable is not None:
os.environ['LANGUAGE'] = language_env_variable
if lang_env_variable is not None:
os.environ['LANG'] = lang_env_variable
def main():
"""Script-level operations"""
parser = OptionParser()
parser.add_option('-d', '--dpi', dest='dpi', type="int",
help='Emulator dpi')
parser.add_option('-s', '--scaling', dest='scaling',
help='Sugar scaling in %')
parser.add_option('-i', '--dimensions', dest='dimensions',
help='Emulator dimensions (ex. 1200x900)')
parser.add_option('-f', '--fullscreen', dest='fullscreen',
action='store_true', default=None,
help='Run emulator in fullscreen mode')
parser.add_option('-F', '--no-fullscreen', dest='fullscreen',
action='store_false',
help='Do not run emulator in fullscreen mode')
(options, args) = parser.parse_args()
_setup_env()
display = _start_xephyr(options.dpi, options.dimensions, options.fullscreen)
if options.scaling:
os.environ['SUGAR_SCALING'] = options.scaling
command = ['dbus-launch', 'dbus-launch', '--exit-with-session']
if not args:
command.extend(['sugar', '-d', ':%d' % display])
else:
_start_window_manager(display)
if args[0].endswith('.py'):
command.append('python')
command.append(args[0])
os.execlp(*command)
main()
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