Merge pull request #880 from ZyX-I/powerline-config-script
[RFC] Powerline config script
This commit is contained in:
ZyX-I
commit
828c953f84
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@ -19,6 +19,7 @@ I’m using tmux/screen and Powerline is colorless
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to ``"tmux"`` or ``"screen"``. Note that it is known to work perfectly in
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screen, but in tmux it may produce ugly spaces.
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After an update something stopped working
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-----------------------------------------
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@ -164,13 +164,20 @@ is the absolute path to your Powerline installation directory:
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set fish_function_path $fish_function_path "{repository_root}/powerline/bindings/fish"
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powerline-setup
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.. _tmux-statusline:
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Tmux statusline
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---------------
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Add the following line to your :file:`tmux.conf`, where ``{repository_root}`` is
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the absolute path to your Powerline installation directory::
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Add the following lines to your :file:`.tmux.conf`, where ``{repository_root}``
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is the absolute path to your Powerline installation directory::
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source '{repository_root}/powerline/bindings/tmux/powerline.conf'
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source "{repository_root}/tmux/powerline.conf"
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.. note::
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The availability of the ``powerline-config`` command is required for
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powerline support. You may specify location of this script via
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``$POWERLINE_CONFIG_COMMAND`` environment variable.
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IPython prompt
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--------------
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@ -0,0 +1,107 @@
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# vim:fileencoding=utf-8:noet
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from __future__ import absolute_import, unicode_literals, print_function
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from collections import namedtuple
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import os
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import subprocess
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import re
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TmuxVersionInfo = namedtuple('TmuxVersionInfo', ('major', 'minor', 'suffix'))
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def get_tmux_executable_name():
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'''Returns tmux executable name
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It should be defined in POWERLINE_TMUX_EXE environment variable, otherwise
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it is simply “tmux”.
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'''
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return os.environ.get('POWERLINE_TMUX_EXE', 'tmux')
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def _run_tmux(runner, args):
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return runner([get_tmux_executable_name()] + list(args))
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def run_tmux_command(*args):
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'''Run tmux command, ignoring the output'''
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_run_tmux(subprocess.check_call, args)
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def get_tmux_output(*args):
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'''Run tmux command and return its output'''
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return _run_tmux(subprocess.check_output, args)
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NON_DIGITS = re.compile('[^0-9]+')
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DIGITS = re.compile('[0-9]+')
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NON_LETTERS = re.compile('[^a-z]+')
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def get_tmux_version():
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version_string = get_tmux_output('-V')
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_, version_string = version_string.split(' ')
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version_string = version_string.strip()
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major, minor = version_string.split('.')
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suffix = DIGITS.subn('', minor)[0] or None
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minor = NON_DIGITS.subn('', minor)[0]
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return TmuxVersionInfo(int(major), int(minor), suffix)
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CONFIG_FILE_NAME = re.compile(r'powerline_tmux_(?P<major>\d+)\.(?P<minor>\d+)(?P<suffix>[a-z]+)?(?:_(?P<mod>plus|minus))?\.conf')
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CONFIG_MATCHERS = {
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None: (lambda a, b: a.major == b.major and a.minor == b.minor),
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'plus': (lambda a, b: a[:2] <= b[:2]),
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'minus': (lambda a, b: a[:2] >= b[:2]),
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}
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CONFIG_PRIORITY = {
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None: 3,
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'plus': 2,
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'minus': 1,
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}
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def list_all_tmux_configs():
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'''List all version-specific tmux configuration files'''
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directory = os.path.join(os.path.dirname(os.path.abspath(__file__)), 'tmux')
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for root, dirs, files in os.walk(directory):
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dirs[:] = ()
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for fname in files:
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match = CONFIG_FILE_NAME.match(fname)
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if match:
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assert match.group('suffix') is None
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yield (
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os.path.join(root, fname),
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CONFIG_MATCHERS[match.group('mod')],
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CONFIG_PRIORITY[match.group('mod')],
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TmuxVersionInfo(
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int(match.group('major')),
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int(match.group('minor')),
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match.group('suffix'),
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),
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)
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def get_tmux_configs(version):
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'''Get tmux configuration suffix given parsed tmux version
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:param TmuxVersionInfo version: Parsed tmux version.
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'''
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for fname, matcher, priority, file_version in list_all_tmux_configs():
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if matcher(file_version, version):
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yield (fname, priority + file_version.minor * 10 + file_version.major * 10000)
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def source_tmux_files():
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'''Source relevant version-specific tmux configuration files
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Files are sourced in the following order:
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* First relevant files with older versions are sourced.
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* If files for same versions are to be sourced then first _minus files are
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sourced, then _plus files and then files without _minus or _plus suffixes.
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'''
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version = get_tmux_version()
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for fname, priority in sorted(get_tmux_configs(version), key=(lambda v: v[1])):
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run_tmux_command('source', fname)
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@ -1,27 +1,22 @@
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if-shell 'test -z "$POWERLINE_COMMAND"' 'if-shell "which powerline-client" "set-environment -g POWERLINE_COMMAND powerline-client" "set-environment -g POWERLINE_COMMAND powerline"'
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run-shell "tmux set-environment -g TMUX_VERSION_MAJOR $(tmux -V | cut -d' ' -f2 | cut -d'.' -f1 | sed 's/[^0-9]*//g')"
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run-shell "tmux set-environment -g TMUX_VERSION_MINOR $(tmux -V | cut -d' ' -f2 | cut -d'.' -f2 | sed 's/[^0-9]*//g')"
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if-shell 'test -z "$POWERLINE_CONFIG_COMMAND"' 'set-environment -g POWERLINE_CONFIG_COMMAND powerline-config'
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# Don't version-check for this core functionality -- anything too old to
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# support these options likely won't work well with powerline
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set -g status on
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set -g status-utf8 on
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set -g status-interval 2
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set -g status-fg colour231
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set -g status-bg colour234
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set -g status-left-length 20
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# Version check for 'client_prefix' format functionality
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if-shell '[ $TMUX_VERSION_MAJOR -gt 1 -o \( $TMUX_VERSION_MAJOR -eq 1 -a $TMUX_VERSION_MINOR -ge 8 \) ]' \
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"set -g status-left '#{?client_prefix,#[fg=colour254]#[bg=colour31]#[bold],#[fg=colour16]#[bg=colour254]#[bold]} #S #{?client_prefix,#[fg=colour31]#[bg=colour234]#[nobold],#[fg=colour254]#[bg=colour234]#[nobold]}#(eval $POWERLINE_COMMAND tmux left)'" \
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"set -g status-left '#[fg=colour16,bg=colour254,bold] #S #[fg=colour254,bg=colour234,nobold]#(eval $POWERLINE_COMMAND tmux left)'"
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set -g status-right '#(eval $POWERLINE_COMMAND tmux right -R pane_id=`tmux display -p "#D"`)'
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set -g status-right-length 150
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set -g window-status-format "#[fg=colour244,bg=colour234]#I #[fg=colour240] #[default]#W "
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set -g window-status-current-format "#[fg=colour234,bg=colour31]#[fg=colour117,bg=colour31] #I #[fg=colour231,bold]#W #[fg=colour31,bg=colour234,nobold]"
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# Version check for window-status-last-style and/or window-status-last-fg functionality
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if-shell '[ $TMUX_VERSION_MAJOR -gt 1 -o \( $TMUX_VERSION_MAJOR -eq 1 -a $TMUX_VERSION_MINOR -ge 9 \) ]' \
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"set -g window-status-last-style fg=colour31" \
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'if-shell "[ $TMUX_VERSION_MAJOR -eq 1 -a $TMUX_VERSION_MINOR -ge 8 ]" "set -g window-status-last-fg colour31"'
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set-window-option -g window-status-fg colour249
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set-window-option -g window-status-activity-attr none
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set-window-option -g window-status-bell-attr none
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set-window-option -g window-status-activity-fg yellow
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set-window-option -g window-status-bell-fg red
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# Legacy status-left definition to be overwritten for tmux Versions 1.8+
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set -g status-left '#[fg=colour16,bg=colour254,bold] #S #[fg=colour254,bg=colour234,nobold]#(eval $POWERLINE_COMMAND tmux left)'
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# Simplify tmux version checking by using multiple config files. Source these
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# config files based on the version in which tmux features were added and/or
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# deprecated. By splitting these configuration options into separate files,
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run-shell "eval $POWERLINE_CONFIG_COMMAND tmux source"
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# vim: ft=tmux
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# powerline_tmux_1.8.conf
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# tmux Version 1.8 introduces window-status-last-{attr,bg,fg}, which is
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# deprecated for versions 1.9+, thus only applicable to version 1.8.
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set -g window-status-last-fg colour31
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# vim: ft=tmux
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# powerline_tmux_legacy_common.conf
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# tmux Version 1.8 and earlier (legacy) common options. The foo-{attr,bg,fg}
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# options are deprecated starting with tmux Version 1.9.
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set -g status-fg colour231
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set -g status-bg colour234
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set-window-option -g window-status-fg colour249
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set-window-option -g window-status-activity-attr none
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set-window-option -g window-status-bell-attr none
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set-window-option -g window-status-activity-fg yellow
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set-window-option -g window-status-bell-fg red
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# vim: ft=tmux
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# powerline_tmux_1.8_plus.conf
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# tmux Version 1.8 introduces the 'client_prefix' format variable, applicable
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# for versions 1.8+
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set -g status-left '#{?client_prefix,#[fg=colour254]#[bg=colour31]#[bold],#[fg=colour16]#[bg=colour254]#[bold]} #S #{?client_prefix,#[fg=colour31]#[bg=colour234]#[nobold],#[fg=colour254]#[bg=colour234]#[nobold]}#(eval $POWERLINE_COMMAND tmux left)'
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# vim: ft=tmux
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# powerline_tmux_1.9_plus.conf
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# Version 1.9 introduces the foo-style options, applicable to version 1.9+
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set -g status-style fg=colour231,bg=colour234
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set -g window-status-last-style fg=colour31
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set-window-option -g window-status-style fg=colour249
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set-window-option -g window-status-activity-style fg=yellow,none
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set-window-option -g window-status-bell-style fg=red,none
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# vim: ft=tmux
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@ -0,0 +1,33 @@
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#!/usr/bin/env python
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# vim:fileencoding=utf-8:noet
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'''Script used to obtain powerline configuration'''
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import argparse
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try:
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import powerline.bindings.config as config
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except ImportError:
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sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(os.path.realpath(__file__)))))
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import powerline.bindings.config as config # NOQA
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TMUX_ACTIONS = {
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'source': (lambda args: config.source_tmux_files()),
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}
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if __name__ == '__main__':
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parser = argparse.ArgumentParser(description=__doc__)
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subparsers = parser.add_subparsers()
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tmux_parser = subparsers.add_parser('tmux', help='Tmux-specific commands')
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tmux_parser.add_argument(
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'function',
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choices=tuple(TMUX_ACTIONS.values()),
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metavar='action',
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type=(lambda v: TMUX_ACTIONS.get(v)),
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help='If action is "source" then version-specific tmux configuration files are sourced.'
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)
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args = parser.parse_args()
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args.function(args)
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