# GtkProgress.py
# -*- Mode: Python; indent-tabs-mode: nil; tab-width: 4; coding: utf-8 -*-
#
# Copyright (c) 2004,2005 Canonical
#
# Author: Michael Vogt <[email protected]>
#
# 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

from __future__ import absolute_import, print_function

from gi.repository import Gtk, Gdk
import apt
import os
from gettext import gettext as _
from .utils import humanize_size
from .SimpleGtk3builderApp import SimpleGtkbuilderApp


class GtkAcquireProgress(apt.progress.base.AcquireProgress):
def __init__(self, parent, datadir, summary="", descr=""):
uifile = os.path.join(datadir, "gtkbuilder", "AcquireProgress.ui")
self.widgets = SimpleGtkbuilderApp(uifile, "ubuntu-release-upgrader")
# if this is set to false the download will cancel
self._continue = True
# init vars here
# FIXME: find a more elegant way, this sucks
self.summary = self.widgets.label_fetch_summary
self.status = self.widgets.label_fetch_status
# we need to connect the signal manual here, it won't work
# from the main window auto-connect
self.widgets.button_fetch_cancel.connect(
"clicked", self.on_button_fetch_cancel_clicked)
self.progress = self.widgets.progressbar_fetch
self.window_fetch = self.widgets.window_fetch
self.window_fetch.set_transient_for(parent)
self.window_fetch.realize()
self.window_fetch.get_window().set_functions(Gdk.WMFunction.MOVE)
# set summary
if summary != "":
self.summary.set_markup("<big><b>%s</b></big> \n\n%s" %
(summary, descr))

def start(self):
self.progress.set_fraction(0)
self.window_fetch.show()

def stop(self):
self.window_fetch.hide()

def on_button_fetch_cancel_clicked(self, widget):
self._continue = False

def pulse(self, owner):
apt.progress.base.AcquireProgress.pulse(self, owner)
current_item = self.current_items + 1
if current_item > self.total_items:
current_item = self.total_items
if self.current_cps > 0:
status_text = (_("Downloading file %(current)li of %(total)li "
"with %(speed)s/s") % {
"current": current_item,
"total": self.total_items,
"speed": humanize_size(self.current_cps)})
else:
status_text = (_("Downloading file %(current)li of %(total)li") %
{"current": current_item,
"total": self.total_items})
self.progress.set_fraction(
(self.current_bytes + self.current_items) /
float(self.total_bytes + self.total_items))
self.status.set_markup("<i>%s</i>" % status_text)
# TRANSLATORS: show the remaining time in a progress bar:
#if self.current_cps > 0:
# eta = ((self.total_bytes + self.current_bytes) /
# float(self.current_cps))
#else:
# eta = 0.0
#self.progress.set_text(_("About %s left" % (apt_pkg.TimeToStr(eta))))
# FIXME: show remaining time
self.progress.set_text("")

while Gtk.events_pending():
Gtk.main_iteration()
return self._continue