FEATURE: Include Battery Monitor from HdR - Thanks (not usable yet, still bug hunting on my part)
git-svn-id: http://www.neo1973-germany.de/svn@88 46df4e5c-bc4e-4628-a0fc-830ba316316dmain
kriss
16 years ago
parent
1f8d903c31
commit
b99303cdd9
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"""
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* BatteryPanel.py - SettingsGUI - Battery Status
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*
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* GUI for battery on Neo Freerunner
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* written by HdR <hdr@meetr.de>
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* battery status icons made by Kore Nordmann <mail@kore-nordmann.de>
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* start icon from tango icons <http://tango.freedesktop.org/Tango_Desktop_Project>
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*
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* ! this script comes with explicit no warranty !
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* License: gpl
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*
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*
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* SettingsGUI is (C) 2007 by Kristian Mueller <kristian-m@kristian-m.de>
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* All Rights Reserved
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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"""
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import gobject,gtk
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import os
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class BatteryPanel(gtk.VBox):
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charger_type = "/sys/class/i2c-adapter/i2c-0/0-0073/charger_type"
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capacity = "/sys/devices/platform/bq27000-battery.0/power_supply/bat/capacity"
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voltage = "/sys/devices/platform/bq27000-battery.0/power_supply/bat/voltage_now"
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status = "/sys/devices/platform/bq27000-battery.0/power_supply/bat/status"
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image_dir = "/usr/share/settingsgui/battery/"
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usb_limit = "/sys/class/i2c-adapter/i2c-0/0-0073/force_usb_limit_dangerous"
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#charger_type = "charger_type"
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#capacity = "capacity"
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#voltage = "voltage"
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#status = "status"
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#image_dir = "./"
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# Check the current amperage
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def check_type(self):
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self.f = open(self.charger_type, 'r')
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self.type = self.f.readline().rstrip('\n')
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self.f.close()
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try:
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self.current = self.type.split(" ")[3]
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except:
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return False
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if (self.current == '1A'):
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self.amperage = 1000;
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elif (self.current == '500mA'):
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self.amperage = 500;
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elif (self.current == '100mA'):
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self.amperage = 100;
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else:
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self.amperage = False;
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return (self.amperage)
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# Check current battery capacity
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def check_capacity(self):
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try:
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self.f = open(self.capacity, 'r')
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self.q = self.f.readline().rstrip('\n')
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except(IOError):
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print "ERROR: could not read capacity!"
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self.q = "0"
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finally:
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self.f.close()
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return (int(self.q))
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# Check current battery voltage
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def check_voltage(self):
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try:
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self.f = open(self.voltage, 'r')
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self.q = float(self.f.readline().rstrip('\n'))
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except(IOError):
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print "ERROR: could not read voltage!"
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self.q = "0"
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finally:
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self.f.close()
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self.v = int(self.q)/1000000;
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return (self.v)
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# Check current status (Charging/Discharging)
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def check_status(self):
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self.f = open(self.status, 'r')
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self.q = self.f.readline().rstrip('\n')
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self.f.close()
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return(self.q)
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# Set the load amperage manually
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def set_charge_limit(self, button, limit):
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if (self.check_type()):
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os.system("echo %d > %s" % (limit,self.usb_limit))
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return True
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# Update the capacity label
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def update_capacity(self, label, image):
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cap = self.check_capacity()
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label.set_text ("Battery capacity: %d%%" % cap)
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if (cap <= 5):
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image.set_from_file(self.image_dir+"battery_stat_00.png")
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elif (cap <= 20):
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image.set_from_file(self.image_dir+"battery_stat_11.png")
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elif (cap <= 38):
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image.set_from_file(self.image_dir+"battery_stat_23.png")
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elif (cap <= 56):
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image.set_from_file(self.image_dir+"battery_stat_42.png")
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elif (cap <= 85):
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image.set_from_file(self.image_dir+"battery_stat_64.png")
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else:
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image.set_from_file(self.image_dir+"battery_stat_99.png")
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return True
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# Update the charge label
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def update_charge(self, label):
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rate = self.check_type()
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if (rate):
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label.set_text ("Battery charging: %d mA" % rate)
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else:
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label.set_text ("Battery charging: %s" % self.check_status())
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return True
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def update_voltage(self, label):
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voltage = self.check_voltage()
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label.set_text ("Current voltage: %.2f V" % voltage)
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return True
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# Gtk GUI
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def __init__(self):
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# init main window
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self.win = self
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#self.win.connect("delete_event", self.delete_event)
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# add a VBox
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self.vbox = gtk.VBox(homogeneous=False, spacing=5)
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self.win.add(self.vbox)
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self.vbox.show()
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# add a HBox
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self.hbox0 = gtk.HBox()
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self.vbox.pack_start(self.hbox0)
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self.hbox0.show()
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# Add a Image
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self.stat_image = gtk.Image()
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self.stat_image.set_from_file(self.image_dir+"battery_stat_01.png")
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self.hbox0.pack_start(self.stat_image)
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self.stat_image.show()
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# Add a Vbox for info labels
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self.vbox1 = gtk.VBox()
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self.hbox0.pack_start(self.vbox1)
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self.vbox1.show()
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# Add Capacity label
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self.capacity_label = gtk.Label("Battery capacity: checking")
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self.vbox1.pack_start(self.capacity_label)
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self.capacity_label.show()
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gobject.timeout_add (1000, self.update_capacity, self.capacity_label, self.stat_image)
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# Add chargelevel label
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self.charge_label = gtk.Label("Battery charging: checking")
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self.vbox1.pack_start(self.charge_label)
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self.charge_label.show()
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gobject.timeout_add (1000, self.update_charge, self.charge_label)
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# Add voltage label
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self.voltage_label = gtk.Label("Current voltage: checking")
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self.vbox1.pack_start(self.voltage_label)
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self.voltage_label.show()
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gobject.timeout_add (1000, self.update_voltage, self.voltage_label)
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# Add HBox for buttons
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self.hbox1 = gtk.HBox(homogeneous=False, spacing=5)
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self.vbox.pack_start(self.hbox1)
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self.hbox1.show()
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# Add button for 100mA
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self.button_100 = gtk.Button("Charge at\n100mA")
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self.hbox1.pack_start(self.button_100)
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self.button_100.connect("clicked", self.set_charge_limit, 100)
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self.button_100.show()
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# Add button for 500mA
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self.button_500 = gtk.Button("Charge at\n500mA")
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self.hbox1.pack_start(self.button_500)
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self.button_500.connect("clicked", self.set_charge_limit, 500)
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self.button_500.show()
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# add button for 1000mA
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self.button_1000 = gtk.Button("Charge at\n1000mA")
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self.hbox1.pack_start(self.button_1000)
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self.button_1000.connect("clicked", self.set_charge_limit, 1000)
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self.button_1000.show()
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# show main window
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self.win.show()
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