sugar-toolkit-gtk3/sugar/graphics/style.py
2007-02-07 18:26:39 +01:00

55 lines
1.9 KiB
Python

# Copyright (C) 2006, Red Hat, Inc.
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
#
# This library 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
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the
# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
# Boston, MA 02111-1307, USA.
import logging
import gtk
_styles = {}
_screen_factor = gtk.gdk.screen_width() / 1200.0
space_unit = 9 * _screen_factor
separator_thickness = 3 * _screen_factor
standard_icon_scale = 1.0 * _screen_factor
small_icon_scale = 0.5 * _screen_factor
medium_icon_scale = 1.5 * _screen_factor
large_icon_scale = 2.0 * _screen_factor
xlarge_icon_scale = 3.0 * _screen_factor
def load_stylesheet(module):
for objname in dir(module):
if not objname.startswith('_'):
obj = getattr(module, objname)
if isinstance(obj, dict):
register_stylesheet(objname.replace('_', '.'), obj)
def register_stylesheet(name, style):
_styles[name] = style
def apply_stylesheet(item, stylesheet_name):
if _styles.has_key(stylesheet_name):
style_sheet = _styles[stylesheet_name]
for name in style_sheet.keys():
item.set_property(name, style_sheet[name])
else:
logging.debug('Stylesheet %s not found.' % stylesheet_name)
def get_font_description(style, relative_size):
base_size = 18 * _screen_factor
return '%s %dpx' % (style, int(base_size * relative_size))