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# dialog_cache_outdated.py - inform the user to update the apt cache
#
# Copyright (c) 2006 Canonical
#
# Authors:
# Sebastian Heinlein <sebastian.heinlein@web.de>
#
# 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307
# USA
import os
import subprocess
import thread
import time
import gobject
import gtk
import gtk.glade
import apt_pkg
class DialogCacheOutdated:
def __init__(self, parent, datadir):
"""setup up the gtk dialog"""
self.parent = parent
if os.path.exists("../data/SoftwarePropertiesDialogs.glade"):
self.gladexml = gtk.glade.XML("../data/SoftwarePropertiesDialogs.glade")
else:
self.gladexml = gtk.glade.XML("%s/glade/SoftwarePropertiesDialogs.glade" % datadir)
self.dialog = self.gladexml.get_widget("dialog_cache_outofdate")
self.dialog.set_transient_for(parent)
def update_cache(self, window_id, lock):
"""start synaptic to update the package cache"""
try:
apt_pkg.PkgSystemUnLock()
except SystemError:
pass
cmd = ["/usr/sbin/synaptic", "--hide-main-window",
"--non-interactive",
"--parent-window-id", "%s" % (window_id),
"--update-at-startup"]
subprocess.call(cmd)
lock.release()
def run(self):
"""run the dialog, and if reload was pressed run synaptic"""
res = self.dialog.run()
self.dialog.hide()
if res == gtk.RESPONSE_APPLY:
self.parent.set_sensitive(False)
lock = thread.allocate_lock()
lock.acquire()
t = thread.start_new_thread(self.update_cache,
(self.parent.window.xid, lock))
while lock.locked():
while gtk.events_pending():
gtk.main_iteration()
time.sleep(0.05)
self.parent.set_sensitive(True)
return res
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