Current File : //snap/core22/current/usr/share/subiquity/subiquitycore/palette.py
# Copyright 2020 Canonical, Ltd.
#
# 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, version 3.
#
# 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, see <http://www.gnu.org/licenses/>.
COLORS = [
# black
("bg", (0x11, 0x11, 0x11)),
# dark red
("danger", (0xff, 0x00, 0x00)),
# dark green
("good", (0x0e, 0x84, 0x20)),
# brown
("orange", (0xe9, 0x54, 0x20)),
# dark blue
("neutral", (0x00, 0x7a, 0xa6)),
# dark magenta
("brand", (0x33, 0x33, 0x33)),
# dark cyan
("gray", (0x66, 0x66, 0x66)),
# light gray
("fg", (0xff, 0xff, 0xff)),
]
PALETTE_COLOR = [
('frame_header_fringe', 'orange', 'bg'),
('frame_header', 'fg', 'orange'),
('body', 'fg', 'bg'),
('done_button', 'fg', 'bg'),
('danger_button', 'fg', 'bg'),
('other_button', 'fg', 'bg'),
('done_button focus', 'fg', 'good'),
('danger_button focus', 'fg', 'danger'),
('other_button focus', 'fg', 'gray'),
('menu_button', 'fg', 'bg'),
('menu_button focus', 'fg', 'gray'),
('frame_button', 'fg', 'orange'),
('frame_button focus', 'orange', 'fg'),
('info_primary', 'fg', 'bg'),
('info_minor', 'gray', 'bg'),
('info_minor header', 'gray', 'orange'),
('info_error', 'danger', 'bg'),
('string_input', 'bg', 'fg'),
('string_input focus', 'fg', 'gray'),
('progress_incomplete', 'fg', 'gray'),
('progress_complete', 'fg', 'neutral'),
('scrollbar', 'brand', 'bg'),
('scrollbar focus', 'gray', 'bg'),
('verified', 'good', 'bg'),
('verified header', 'good', 'orange'),
('verified focus', 'good', 'gray'),
]
PALETTE_MONO = [
('frame_header_fringe', 'white', 'black'),
('frame_header', 'black', 'white'),
('body', 'white', 'black'),
('done_button', 'white', 'black'),
('danger_button', 'white', 'black'),
('other_button', 'white', 'black'),
('done_button focus', 'black', 'white'),
('danger_button focus', 'black', 'white'),
('other_button focus', 'black', 'white'),
('menu_button', 'white', 'black'),
('menu_button focus', 'black', 'white'),
('frame_button', 'black', 'white'),
('frame_button focus', 'white', 'black'),
('info_primary', 'white', 'black'),
('info_minor', 'white', 'black'),
('info_minor header', 'black', 'white'),
('info_error', 'white', 'black'),
('string_input', 'white', 'black'),
('string_input focus', 'black', 'white'),
('progress_incomplete', 'white', 'black'),
('progress_complete', 'black', 'white'),
('scrollbar_fg', 'white', 'black'),
('scrollbar_bg', 'white', 'black'),
]
urwid_8_names = (
'black',
'dark red',
'dark green',
'brown',
'dark blue',
'dark magenta',
'dark cyan',
'light gray',
)
def _urwidize_palette(colors, styles):
"""Return a palette to be passed to MainLoop.
colors is a list of exactly 8 tuples (name, (r, g, b))
styles is a list of tuples (stylename, fg_color, bg_color) where
fg_color and bg_color are defined in 'colors'
"""
# The part that makes this "fun" is that urwid insists on referring
# to the basic colors by their "standard" names but we overwrite
# these colors to mean different things. So we convert styles into
# an urwid palette by mapping the names in colors to the standard
# name.
if len(colors) != 8:
raise Exception(
"make_palette must be passed a list of exactly 8 colors")
urwid_name = dict(zip([c[0] for c in colors], urwid_8_names))
urwid_palette = []
for name, fg, bg in styles:
urwid_fg, urwid_bg = urwid_name[fg], urwid_name[bg]
urwid_palette.append((name, urwid_fg, urwid_bg))
return urwid_palette
PALETTE_COLOR = _urwidize_palette(COLORS, PALETTE_COLOR)
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