Solaar/lib/solaar/ui/icons.py

213 lines
7.0 KiB
Python

# -*- python-mode -*-
# -*- coding: UTF-8 -*-
## Copyright (C) 2012-2013 Daniel Pavel
##
## 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.,
## 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
from __future__ import absolute_import, division, print_function, unicode_literals
from logging import getLogger, DEBUG as _DEBUG
_log = getLogger(__name__)
del getLogger
from gi.repository import Gtk
#
#
#
_LARGE_SIZE = 64
Gtk.IconSize.LARGE = Gtk.icon_size_register('large', _LARGE_SIZE, _LARGE_SIZE)
# Gtk.IconSize.XLARGE = Gtk.icon_size_register('x-large', _LARGE_SIZE * 2, _LARGE_SIZE * 2)
# print ("menu", int(Gtk.IconSize.MENU), Gtk.icon_size_lookup(Gtk.IconSize.MENU))
# print ("small toolbar", int(Gtk.IconSize.SMALL_TOOLBAR), Gtk.icon_size_lookup(Gtk.IconSize.SMALL_TOOLBAR))
# print ("button", int(Gtk.IconSize.BUTTON), Gtk.icon_size_lookup(Gtk.IconSize.BUTTON))
# print ("large toolbar", int(Gtk.IconSize.LARGE_TOOLBAR), Gtk.icon_size_lookup(Gtk.IconSize.LARGE_TOOLBAR))
# print ("dnd", int(Gtk.IconSize.DND), Gtk.icon_size_lookup(Gtk.IconSize.DND))
# print ("dialog", int(Gtk.IconSize.DIALOG), Gtk.icon_size_lookup(Gtk.IconSize.DIALOG))
TRAY_INIT = 'solaar-init'
TRAY_OKAY = 'solaar'
TRAY_ATTENTION = 'solaar-attention'
def _look_for_application_icons():
import os.path as _path
from os import environ as _environ
import sys as _sys
if _log.isEnabledFor(_DEBUG):
_log.debug("sys.path[0] = %s", _sys.path[0])
prefix_share = _path.normpath(_path.join(_path.realpath(_sys.path[0]), '..'))
src_share = _path.normpath(_path.join(_path.realpath(_sys.path[0]), '..', 'share'))
local_share = _environ.get('XDG_DATA_HOME', _path.expanduser(_path.join('~', '.local', 'share')))
data_dirs = _environ.get('XDG_DATA_DIRS', '/usr/local/share:/usr/share')
del _sys
share_solaar = [prefix_share] + list(_path.join(x, 'solaar') for x in [src_share, local_share] + data_dirs.split(':'))
for location in share_solaar:
location = _path.join(location, 'icons')
if _log.isEnabledFor(_DEBUG):
_log.debug("looking for icons in %s", location)
if _path.exists(_path.join(location, TRAY_ATTENTION + '.svg')):
yield location
del _environ
# del _path
_default_theme = Gtk.IconTheme.get_default()
for p in _look_for_application_icons():
_default_theme.prepend_search_path(p)
if _log.isEnabledFor(_DEBUG):
_log.debug("icon theme paths: %s", _default_theme.get_search_path())
#
#
#
_has_gpm_icons = _default_theme.has_icon('gpm-battery-020-charging')
_has_oxygen_icons = _default_theme.has_icon('battery-charging-caution') and \
_default_theme.has_icon('battery-charging-040')
_has_gnome_icons = _default_theme.has_icon('battery-caution-charging') and \
_default_theme.has_icon('battery-full-charged')
_has_elementary_icons = _default_theme.has_icon('battery-020-charging')
if _log.isEnabledFor(_DEBUG):
_log.debug("detected icon sets: gpm %s, oxygen %s, gnome %s, elementary %s",
_has_gpm_icons, _has_oxygen_icons, _has_gnome_icons, _has_elementary_icons)
if (not _has_gpm_icons and not _has_oxygen_icons and
not _has_gnome_icons and not _has_elementary_icons):
_log.warning("failed to detect a known icon set")
#
#
#
def battery(level=None, charging=False):
icon_name = _battery_icon_name(level, charging)
if not _default_theme.has_icon(icon_name):
_log.warning("icon %s not found in current theme", icon_name);
# elif _log.isEnabledFor(_DEBUG):
# _log.debug("battery icon for %s:%s = %s", level, charging, icon_name)
return icon_name
def _battery_icon_name(level, charging):
if level is None or level < 0:
return 'gpm-battery-missing' \
if _has_gpm_icons and _default_theme.has_icon('gpm-battery-missing') \
else 'battery-missing'
level_approx = 20 * ((level + 10) // 20)
if _has_gpm_icons:
if level == 100 and charging:
return 'gpm-battery-charged'
return 'gpm-battery-%03d%s' % (level_approx, '-charging' if charging else '')
if _has_oxygen_icons:
if level_approx == 100 and charging:
return 'battery-charging'
level_name = ('low', 'caution', '040', '060', '080', '100')[level_approx // 20]
return 'battery%s-%s' % ('-charging' if charging else '', level_name)
if _has_elementary_icons:
if level == 100 and charging:
return 'battery-charged'
return 'battery-%03d%s' % (level_approx, '-charging' if charging else '')
if _has_gnome_icons:
if level == 100 and charging:
return 'battery-full-charged'
if level_approx == 0 and charging:
return 'battery-caution-charging'
level_name = ('empty', 'caution', 'low', 'good', 'good', 'full')[level_approx // 20]
return 'battery-%s%s' % (level_name, '-charging' if charging else '')
if level == 100 and charging:
return 'battery-charged'
# fallback... most likely will fail
return 'battery-%03d%s' % (level_approx, '-charging' if charging else '')
#
#
#
def lux(level=None):
if level is None or level < 0:
return 'light_unknown'
return 'light_%03d' % (20 * ((level + 50) // 100))
#
#
#
_ICON_SETS = {}
def device_icon_set(name='_', kind=None):
icon_set = _ICON_SETS.get(name)
if icon_set is None:
icon_set = Gtk.IconSet.new()
_ICON_SETS[name] = icon_set
# names of possible icons, in reverse order of likelihood
# the theme will hopefully pick up the most appropiate
names = ['preferences-desktop-peripherals']
if kind:
if str(kind) == 'numpad':
names += ('input-keyboard', 'input-dialpad')
elif str(kind) == 'touchpad':
names += ('input-mouse', 'input-tablet')
elif str(kind) == 'trackball':
names += ('input-mouse',)
names += ('input-' + str(kind),)
# names += (name.replace(' ', '-'),)
source = Gtk.IconSource.new()
for n in names:
source.set_icon_name(n)
icon_set.add_source(source)
icon_set.names = names
return icon_set
def device_icon_file(name, kind=None, size=_LARGE_SIZE):
icon_set = device_icon_set(name, kind)
assert icon_set
for n in reversed(icon_set.names):
if _default_theme.has_icon(n):
return _default_theme.lookup_icon(n, size, 0).get_filename()
def device_icon_name(name, kind=None):
icon_set = device_icon_set(name, kind)
assert icon_set
for n in reversed(icon_set.names):
if _default_theme.has_icon(n):
return n
def icon_file(name, size=_LARGE_SIZE):
if _default_theme.has_icon(name):
theme_icon = _default_theme.lookup_icon(name, size, 0)
file_name = theme_icon.get_filename()
# if _log.isEnabledFor(_DEBUG):
# _log.debug("icon %s(%d) => %s", name, size, file_name)
return file_name
_log.warn("icon %s(%d) not found in current theme", name, size)