Console: new nandflash status viewer
This commit is contained in:
Eduardo Silva
@@ -4,7 +4,5 @@ sugar_PYTHON = \
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xo.py \
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cpu.py \
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system.py \
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battery.py
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battery.py \
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nandflash.py
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@@ -27,7 +27,8 @@ class XO_Battery(gtk.Fixed):
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def __init__(self):
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gtk.Fixed.__init__(self)
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self.frame = gtk.Frame('Battery Status')
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self._frame_text = 'Battery Status'
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self.frame = gtk.Frame(self._frame_text)
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self.set_border_width(10)
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self._battery_charge = self._get_battery_status()
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@@ -76,20 +77,16 @@ class XO_Battery(gtk.Fixed):
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self.add(self.frame)
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self.show_all()
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# Update every 2 seconds
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gobject.timeout_add(2000, self._update_battery_status)
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def _update_battery_status(self):
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def update_status(self):
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new_charge = self._get_battery_status()
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frame_label = str(self._battery_charge) + '%'
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if new_charge != self._battery_charge:
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self._battery_charge = self._get_battery_status()
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self.label_charge_value.set_text(str(self._battery_charge) + '%')
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self.label_charge_value.set_text(frame_label)
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self._battery_box.set_capacity(self._battery_charge)
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return True
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def _get_battery_status(self):
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battery_class_path = '/sys/class/battery/psu_0/'
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capacity_path = battery_class_path + 'capacity_percentage'
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@@ -75,7 +75,7 @@ class CPU_Usage:
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self._times +=1
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self._last_jiffies = used_jiffies
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return pcpu
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class XO_CPU(gtk.Frame):
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@@ -85,7 +85,6 @@ class XO_CPU(gtk.Frame):
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gtk.Frame.__init__(self, 'System CPU Usage')
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self.set_border_width(10)
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self._updated = False
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width = (gtk.gdk.screen_width() * 99 / 100) - 50
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height = (gtk.gdk.screen_height() * 15 / 100) - 20
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@@ -100,15 +99,16 @@ class XO_CPU(gtk.Frame):
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self.add(fixed)
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self._DRW_CPU = CPU_Usage()
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self._DRW_CPU.frequency = 1000 # 1 Second
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self._DRW_CPU.frequency = 1200 # 1 Second
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gobject.timeout_add(self._DRW_CPU.frequency, self._update_cpu_usage)
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def _update_cpu_usage(self):
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print "update XO CPU"
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self._cpu = self._DRW_CPU._get_CPU_usage()
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self._updated = True
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self.set_label('System CPU Usage: ' + str(self._cpu) + '%')
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# Draw the value into the graphic
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self._graphic.draw_value(self._cpu)
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return True
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@@ -0,0 +1,121 @@
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#!/usr/bin/env python
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# Copyright (C) 2007, Eduardo Silva (edsiper@gmail.com).
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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
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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import gtk
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import gobject
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from os import statvfs
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from label import Label
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from graphics.box import *
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class XO_NandFlash(gtk.Fixed):
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_MOUNT_POINT = '/'
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def __init__(self):
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gtk.Fixed.__init__(self)
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self._frame_text = 'Nand Flash'
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self._frame = gtk.Frame(self._frame_text)
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self.set_border_width(10)
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self._nandflash_box = BoxGraphic(color_mode=COLOR_MODE_REVERSE)
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self._nandflash_box.set_size_request(70, 150)
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fixed = gtk.Fixed();
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fixed.set_border_width(10)
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fixed.add(self._nandflash_box)
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hbox = gtk.HBox(False, 0)
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hbox.pack_start(fixed, False, False, 4)
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# Battery info
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table = gtk.Table(2, 3)
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table.set_border_width(5)
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table.set_col_spacings(7)
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table.set_row_spacings(7)
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label_total_size = Label('Total: ' , Label.DESCRIPTION)
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self._label_total_value = Label('0 KB', Label.DESCRIPTION)
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label_used_size = Label('Used: ' , Label.DESCRIPTION)
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self._label_used_value = Label('0 KB', Label.DESCRIPTION)
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label_free_size = Label('Free: ' , Label.DESCRIPTION)
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self._label_free_value = Label('0 KB', Label.DESCRIPTION)
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# Total
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table.attach(label_total_size, 0, 1, 0, 1)
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table.attach(self._label_total_value, 1,2, 0,1)
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# Used
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table.attach(label_used_size, 0, 2, 1, 2)
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table.attach(self._label_used_value, 1,3, 1,2)
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# Free
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table.attach(label_free_size, 0, 3, 2, 3)
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table.attach(self._label_free_value, 1,4, 2,3)
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alignment = gtk.Alignment(0,0,0,0)
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alignment.add(table)
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hbox.pack_start(alignment, False, False, 0)
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self._frame.add(hbox)
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self.add(self._frame)
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self.show()
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self.update_status()
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def update_status(self):
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nand = StorageDevice(self._MOUNT_POINT)
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# Byte values
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total = (nand.f_bsize*nand.f_blocks)
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free = (nand.f_bsize*nand.f_bavail)
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used = (total - free)
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self._label_total_value.set_label(str(total/1024) + ' KB')
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self._label_used_value.set_label(str(used/1024) + ' KB')
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self._label_free_value.set_label(str(free/1024) + ' KB')
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self._usage_percent = ((used*100)/total)
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frame_label = self._frame_text + ': ' + str(self._usage_percent) + '%'
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self._frame.set_label(frame_label)
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self._nandflash_box.set_capacity(self._usage_percent)
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class StorageDevice:
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f_bsize = 0
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f_frsize = 0
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f_blocks = 0
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f_bfree = 0
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f_bavail = 0
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f_files = 0
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f_ffree = 0
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f_favail = 0
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f_flag = 0
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f_namemax = 0
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def __init__(self, mount_point):
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self.f_bsize, self.f_frsize, self.f_blocks, self.f_bfree, \
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self.f_bavail, self.f_files, self.f_ffree, \
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self.f_favail, self.f_flag, self.f_namemax = statvfs(mount_point)
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"""
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w = gtk.Window()
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a = XO_NandFlash()
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w.add(a)
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w.show_all()
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gtk.main()
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"""
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@@ -26,13 +26,13 @@ import string
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from cpu import XO_CPU
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from system import XO_System
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from battery import XO_Battery
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from nandflash import XO_NandFlash
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class Interface:
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def __init__(self):
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self.widget = self.vbox = gtk.VBox(False, 3)
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# System information
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xo_system = XO_System()
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self.vbox.pack_start(xo_system, False, False, 0)
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@@ -41,8 +41,23 @@ class Interface:
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xo_cpu = XO_CPU()
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self.vbox.pack_start(xo_cpu, False, False, 0)
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# Battery Status / Graph
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xo_battery = XO_Battery()
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self.vbox.pack_start(xo_battery, False, False, 0)
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# Graphics: Battery Status, NandFlash
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self._xo_battery = XO_Battery()
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self._xo_nandflash = XO_NandFlash()
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hbox = gtk.HBox(False, 2)
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hbox.pack_start(self._xo_battery, False, False, 0)
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hbox.pack_start(self._xo_nandflash, False, False, 0)
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self.vbox.pack_start(hbox, False, False, 0)
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self.vbox.show_all()
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# Update every 5 seconds
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gobject.timeout_add(5000, self._update_components)
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def _update_components(self):
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self._xo_battery.update_status()
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self._xo_nandflash.update_status()
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return True
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