Viewing file:  Utils.py (2.25 KB) -rw-r--r--
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import os, cgi, re
from os.path import *
from gettext import gettext as _
import colorblind
import gtk, gtk.gdk, gobject
ICON_THEME = gtk.icon_theme_get_default()
def get_xdg_data_dirs():
dirs = os.getenv("XDG_DATA_HOME")
if dirs == None:
dirs = expanduser("~/.local/share")
sysdirs = os.getenv("XDG_DATA_DIRS")
if sysdirs == None:
sysdirs = "/usr/local/share:/usr/share"
dirs = "%s:%s" % (dirs, sysdirs)
return [dir for dir in dirs.split(":") if dir.strip() != "" and exists(dir)]
def load_icon_for_file(f):
gfile = gio.File(uri=f)
if gfile.query_exists():
info = gfile.query_info("thumbnail::path", 0)
f = info.get_attribute_byte_string("thumbnail::path")
return load_icon(icon_name)
def load_icon_for_desktop_icon(icon):
if icon != None:
icon = colorblind.gnomedesktop.find_icon(ICON_THEME, icon, colorblind.ICON_HEIGHT, 0)
if icon != None:
return load_icon(icon)
# We load the icon file, and if it fails load an empty one
# If the iconfile is a path starting with /, load the file
# else try to load a stock or named icon name
def load_icon(icon, width=colorblind.ICON_HEIGHT, height=colorblind.ICON_HEIGHT):
pixbuf = None
if icon != None and icon != "":
try:
our_icon = join(colorblind.ART_DATA_DIR, icon)
if exists(our_icon):
pixbuf = gtk.gdk.pixbuf_new_from_file_at_size(our_icon, width, height)
elif icon.startswith("/"):
pixbuf = gtk.gdk.pixbuf_new_from_file_at_size(icon, width, height)
else:
pixbuf = ICON_THEME.load_icon(splitext(icon)[0], width, gtk.ICON_LOOKUP_USE_BUILTIN)
except Exception, msg1:
try:
pixbuf = ICON_THEME.load_icon(icon, width, gtk.ICON_LOOKUP_USE_BUILTIN)
except Exception, msg2:
print 'Error:load_icon:Icon Load Error:%s (or %s)' % (msg1, msg2)
# an icon that is too tall will make the EntryCompletion look funny
if pixbuf != None and pixbuf.get_height() > height:
pixbuf = pixbuf.scale_simple(width, height, gtk.gdk.INTERP_BILINEAR)
return pixbuf
PATH = [path for path in os.getenv("PATH").split(os.path.pathsep) if path.strip() != "" and exists(path) and isdir(path)]
def is_program_in_path(program):
for path in PATH:
prog_path = join(path, program)
if exists(prog_path) and isfile(prog_path) and os.access(prog_path, os.F_OK | os.R_OK | os.X_OK):
return True
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