Console: new nandflash status viewer
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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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