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# Copyright (C) 2009, Martin Dengler <martin@martindengler.com>
#
# 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 logging
import gtk
from gettext import gettext as _
from sugar import profile
from sugar.activity import activity
from sugar.graphics import style
from sugar.graphics import xocolor
from sugar.graphics.icon import Icon
from wirelessgraph import Graph
from wirelessdataseries import WirelessDataSeries, get_wireless_interfaces
class WirelessGraphActivity(activity.Activity):
def __init__(self, handle):
activity.Activity.__init__(self, handle)
self._logger = logging.getLogger("WirelessGraph")
self._logger.info("WirelessGraphActivity self.show()")
self.set_title(_('WirelessGraph'))
self._build_toolbox()
self._build_mainbox()
self._build_series()
def _build_mainbox(self):
self.vbox = gtk.VBox()
if len(get_wireless_interfaces()) > 0:
self.graph = Graph()
self.vbox.pack_start(self.graph)
else:
icon = Icon(pixel_size=style.XLARGE_ICON_SIZE,
icon_name='icon-missing',
xo_color=xocolor.XoColor("%s,%s" % (
style.COLOR_BUTTON_GREY.get_svg(),
style.COLOR_TRANSPARENT.get_svg())))
text = gtk.Label()
text.set_markup('<span size="xx-large">'
'No wireless devices found</span>')
text.set_line_wrap(True)
text.set_alignment(0.5, 0)
text.set_justify(gtk.JUSTIFY_CENTER)
self.vbox.pack_start(icon)
self.vbox.pack_start(text)
self.vbox.show_all()
self.set_canvas(self.vbox)
self.vbox.show_all()
def _build_series(self):
self.series = []
interfaces = get_wireless_interfaces()
if len(interfaces) > 0:
series = WirelessDataSeries(series_name=profile.get_nick_name(),
series_color=profile.get_color(),
interface=interfaces[0])
self.series.append(series)
self.graph.add_series(series)
for interface in interfaces[1:]:
series_name = "%s-%s" % (profile.get_nick_name(), interface)
series_colors = xocolor.colors[hash(series_name)
% len(xocolor.colors)]
series_xocolor = xocolor.XoColor(",".join(series_colors))
series = WirelessDataSeries(series_name=series_name,
series_color=series_xocolor,
interface=interface)
self.series.append(series)
self.graph.add_series(series)
def _build_toolbox(self):
toolbox = activity.ActivityToolbox(self)
toolbox.show()
self.set_toolbox(toolbox)
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