1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
|
#
# Copyright (C) 2006-2007 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
from gettext import gettext as _
import gtk
from sugar.graphics.icon import get_icon_state
from sugar.graphics import style
from sugar.graphics.palette import Palette
from sugar.graphics.toolbutton import ToolButton
from sugar.graphics.xocolor import XoColor
from model.devices.network import wireless
from model.devices import device
from hardware import hardwaremanager
from hardware import nmclient
from view.frame.frameinvoker import FrameWidgetInvoker
from view.pulsingicon import PulsingIcon
_ICON_NAME = 'network-wireless'
IP_ADDRESS_TEXT_TEMPLATE = _("IP address: %s")
class DeviceView(ToolButton):
FRAME_POSITION_RELATIVE = 300
def __init__(self, model):
ToolButton.__init__(self)
self._model = model
self._icon = PulsingIcon()
self._icon.props.icon_name = _ICON_NAME
pulse_color = XoColor("%s,%s" % (style.COLOR_BUTTON_GREY.get_svg(),
style.COLOR_TRANSPARENT.get_svg()))
self._icon.props.pulse_color = pulse_color
self._icon.props.base_color = pulse_color # only temporarily
self._inactive_color = XoColor("%s,%s" % (
style.COLOR_INACTIVE_STROKE.get_html(),
style.COLOR_INACTIVE_FILL.get_html()))
meshdev = None
network_manager = hardwaremanager.get_network_manager()
for dev in network_manager.get_devices():
if dev.get_type() == nmclient.DEVICE_TYPE_802_11_MESH_OLPC:
meshdev = dev
break
self._counter = 0
self.palette = WirelessPalette(self._get_palette_primary_text(),
meshdev)
self.set_palette(self.palette)
self.palette.props.invoker = FrameWidgetInvoker(self)
self.palette.set_group_id('frame')
self.palette.set_frequency(self._model.props.frequency)
model.connect('notify::name', self._name_changed_cb)
model.connect('notify::ip-address', self._ip_address_changed_cb)
model.connect('notify::strength', self._strength_changed_cb)
model.connect('notify::state', self._state_changed_cb)
self._update_icon()
self._update_state()
self._update_ip_address()
self.set_icon_widget(self._icon)
self._icon.show()
def _get_palette_primary_text(self):
if self._model.props.state == device.STATE_INACTIVE:
return _("Disconnected")
return self._model.props.name
def _strength_changed_cb(self, model, pspec):
self._update_icon()
# Only update frequency periodically
if self._counter % 4 == 0:
self.palette.set_frequency(self._model.props.frequency)
self._counter += 1
def _ip_address_changed_cb(self, model, pspec):
self._update_ip_address()
def _name_changed_cb(self, model, pspec):
self.palette.set_primary_text(self._get_palette_primary_text())
self._update_state()
def _state_changed_cb(self, model, pspec):
self._update_icon()
self._update_state()
self.palette.set_primary_text(self._get_palette_primary_text())
def _update_icon(self):
# keep this code in sync with view/home/MeshBox.py
strength = self._model.props.strength
if self._model.props.state == device.STATE_INACTIVE:
strength = 0
if self._model.props.state == device.STATE_ACTIVATED:
icon_name = '%s-connected' % _ICON_NAME
else:
icon_name = _ICON_NAME
icon_name = get_icon_state(icon_name, strength)
if icon_name:
self._icon.props.icon_name = icon_name
def _update_state(self):
# FIXME Change icon colors once we have real icons
state = self._model.props.state
self._icon.props.pulsing = state == device.STATE_ACTIVATING
if state == device.STATE_ACTIVATING:
fill = style.COLOR_INACTIVE_FILL.get_svg()
stroke = style.COLOR_INACTIVE_STROKE.get_svg()
elif state == device.STATE_ACTIVATED:
(stroke, fill) = self._model.get_active_network_colors()
elif state == device.STATE_INACTIVE:
fill = style.COLOR_INACTIVE_FILL.get_svg()
stroke = style.COLOR_INACTIVE_STROKE.get_svg()
self._icon.props.base_color = XoColor("%s,%s" % (stroke, fill))
def _update_ip_address(self):
self.palette.set_ip_address(self._model.props.ip_address)
class WirelessPalette(Palette):
def __init__(self, primary_text, meshdev):
Palette.__init__(self, primary_text, menu_after_content=True)
self._meshdev = meshdev
self._chan_label = gtk.Label()
self._chan_label.props.xalign = 0.0
self._chan_label.show()
self._ip_address_label = gtk.Label()
vbox = gtk.VBox()
def _padded(child, xalign=0, yalign=0.5):
padder = gtk.Alignment(xalign=xalign, yalign=yalign,
xscale=1, yscale=0.33)
padder.set_padding(style.DEFAULT_SPACING,
style.DEFAULT_SPACING,
style.DEFAULT_SPACING,
style.DEFAULT_SPACING)
padder.add(child)
return padder
vbox.pack_start(_padded(self._chan_label))
vbox.pack_start(_padded(self._ip_address_label))
vbox.show_all()
if meshdev:
disconnect_item = gtk.MenuItem(_('Disconnect...'))
disconnect_item.connect('activate', self._disconnect_activate_cb)
self.menu.append(disconnect_item)
disconnect_item.show()
self.set_content(vbox)
def _disconnect_activate_cb(self, menuitem):
# Disconnection for an AP means activating the default mesh device
network_manager = hardwaremanager.get_network_manager()
if network_manager and self._meshdev:
network_manager.set_active_device(self._meshdev)
def set_frequency(self, freq):
try:
chan = wireless.freq_to_channel(freq)
except KeyError:
chan = 0
self._chan_label.set_text("%s: %d" % (_("Channel"), chan))
def set_ip_address(self, ip_address):
if ip_address is not None and ip_address != "0.0.0.0":
ip_address_text = IP_ADDRESS_TEXT_TEMPLATE % ip_address
else:
ip_address_text = ""
self._ip_address_label.set_text(ip_address_text)
|