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#!/usr/bin/python
# -*- coding: latin1 -*-
### Copyright (C) 2007-09 Damon Lynch <damonlynch@gmail.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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
import os
import sys
import gc
import distutils.version
import gtk.gdk as gdk
import gtk
try:
import gio
except:
pass
import config
import locale
import gettext
class Configi18n:
""" Setup translation
Adapated from code example of Mark Mruss http://www.learningpython.com.
Unlike his example, this code uses a local locale directory only if the environment
variable LOCALEDIR has been set to some or other value.
"""
# Do not put this code block in __init__, because it needs to be run only once
# if the evironment value 'LOCAELDIR' is set, then use this as the source of translation data
# otherwise, rely on the system-wide data
locale_path = os.environ.get('LOCALEDIR', None)
# Init the list of languages to support
langs = []
#Check the default locale
lc, encoding = locale.getdefaultlocale()
if (lc):
#If we have a default, it's the first in the list
langs = [lc]
# Now let's get all of the supported languages on the system
language = os.environ.get('LANGUAGE', None)
if (language):
# langage comes back something like en_CA:en_US:en_GB:en
langs += language.split(":")
# add on to the back of the list the translations that we know that we have, our defaults
langs += ["en_US"]
# Now langs is a list of all of the languages that we are going
# to try to use. First we check the default, then what the system
# told us, and finally the 'known' list
gettext.bindtextdomain(config.APP_NAME, locale_path)
gettext.textdomain(config.APP_NAME)
# Get the language to use
lang = gettext.translation(config.APP_NAME, locale_path, languages=langs, fallback = True)
# Install the language, map _() (which we marked our
# strings to translate with) to self.lang.gettext() which will
# translate them.
_ = lang.gettext
def pythonifyVersion(v):
""" makes version number a version number in distutils sense"""
return distutils.version.StrictVersion(v.replace( '~',''))
def getFullProgramName():
""" return the full name of the process running """
return os.path.basename(sys.argv[0])
def getProgramName():
""" return the name of the process running, removing the .py extension if it exists """
programName = getFullProgramName()
if programName.find('.py') > 0:
programName = programName[:programName.find('.py')]
return programName
def splitDirectories(directories):
""" split directories specified in string into a list """
if directories.find(',') > 0:
d = directories.split(',')
else:
d = directories.split()
directories = []
for i in d:
directories.append(i.strip())
return directories
def getFullPath(path):
""" make path relative to home directory if not an absolute path """
if os.path.isabs(path):
return path
else:
return os.path.join(os.path.expanduser('~'), path)
def escape(s):
"""
Replace special characters by SGML entities.
"""
entities = ("&&", "<<", ">>")
for e in entities:
s = s.replace(e[0], e[1:])
return s
def formatSizeForUser(bytes, zeroString="", withDecimals=True, kbOnly=False):
"""Format an int containing the number of bytes into a string suitable for
printing out to the user. zeroString is the string to use if bytes == 0.
source: https://develop.participatoryculture.org/trac/democracy/browser/trunk/tv/portable/util.py?rev=3993
"""
if bytes > (1 << 30) and not kbOnly:
value = (bytes / (1024.0 * 1024.0 * 1024.0))
if withDecimals:
format = "%1.1fGB"
else:
format = "%dGB"
elif bytes > (1 << 20) and not kbOnly:
value = (bytes / (1024.0 * 1024.0))
if withDecimals:
format = "%1.1fMB"
else:
format = "%dMB"
elif bytes > (1 << 10):
value = (bytes / 1024.0)
if withDecimals:
format = "%1.1fKB"
else:
format = "%dKB"
elif bytes > 1:
value = bytes
if withDecimals:
format = "%1.1fB"
else:
format = "%dB"
else:
return zeroString
return format % value
def scale2pixbuf(width_max, height_max, pixbuf, return_size=False):
"""
Scale to width_max and height_max.
Keep aspect ratio.
Code adapted from gthumpy, by guettli
"""
width_orig = float(pixbuf.get_width())
height_orig = float(pixbuf.get_height())
if (width_orig / width_max) > (height_orig / height_max):
height = int((height_orig / width_orig) * width_max)
width = width_max
else:
width = int((width_orig / height_orig) * height_max)
height=height_max
pixbuf = pixbuf.scale_simple(width, height, gdk.INTERP_BILINEAR)
gc.collect() # Tell Python to clean up the memory
if return_size:
return pixbuf, width_orig, height_orig
return pixbuf
def get_icon_pixbuf(using_gio, icon, size, fallback='gtk-harddisk'):
""" returns icon for the volume, or None if not available"""
icontheme = gtk.icon_theme_get_default()
if using_gio:
f = None
if isinstance(icon, gio.ThemedIcon):
try:
# on some user's systems, themes do not have icons associated with them
iconinfo = icontheme.choose_icon(icon.get_names(), size, gtk.ICON_LOOKUP_USE_BUILTIN)
f = iconinfo.get_filename()
v = gtk.gdk.pixbuf_new_from_file_at_size(f, size, size)
except:
f = None
if not f:
v = icontheme.load_icon(fallback, size, gtk.ICON_LOOKUP_USE_BUILTIN)
else:
v = icontheme.load_icon(icon, size, gtk.ICON_LOOKUP_USE_BUILTIN)
return v
def register_iconsets(icon_info):
"""
Register icons in the icon set if they're not already used
From http://faq.pygtk.org/index.py?req=show&file=faq08.012.htp
"""
iconfactory = gtk.IconFactory()
stock_ids = gtk.stock_list_ids()
for stock_id, file in icon_info:
# only load image files when our stock_id is not present
if stock_id not in stock_ids:
pixbuf = gtk.gdk.pixbuf_new_from_file(file)
iconset = gtk.IconSet(pixbuf)
iconfactory.add(stock_id, iconset)
iconfactory.add_default()
if __name__ == '__main__':
i = Configi18n()
_ = i._
print _("hello world")
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