Merge pull request #1200 from ZyX-I/tmux-colors

Obtain tmux colors and dividers from the configuration

powerline/bindings/config.py

@@ -8,9 +8,11 @@ import sys
 from powerline.config import POWERLINE_ROOT, TMUX_CONFIG_DIRECTORY
 from powerline.lib.config import ConfigLoader
 from powerline import generate_config_finder, load_config, create_logger, PowerlineLogger, finish_common_config
+from powerline.tmux import TmuxPowerline
 from powerline.lib.shell import which
-from powerline.bindings.tmux import TmuxVersionInfo, run_tmux_command, get_tmux_version
+from powerline.bindings.tmux import TmuxVersionInfo, run_tmux_command, set_tmux_environment, get_tmux_version
 from powerline.lib.encoding import get_preferred_output_encoding
+from powerline.renderers.tmux import attr_to_tmux_attr
 
 
 CONFIG_FILE_NAME = re.compile(r'powerline_tmux_(?P<major>\d+)\.(?P<minor>\d+)(?P<suffix>[a-z]+)?(?:_(?P<mod>plus|minus))?\.conf')
@@ -28,8 +30,7 @@ CONFIG_PRIORITY = {
 
 def list_all_tmux_configs():
 	'''List all version-specific tmux configuration files'''
-	directory = TMUX_CONFIG_DIRECTORY
-	for root, dirs, files in os.walk(directory):
+	for root, dirs, files in os.walk(TMUX_CONFIG_DIRECTORY):
 		dirs[:] = ()
 		for fname in files:
 			match = CONFIG_FILE_NAME.match(fname)
@@ -66,15 +67,86 @@ def source_tmux_files(pl, args):
 	  sourced, then _plus files and then files without _minus or _plus suffixes.
 	'''
 	version = get_tmux_version(pl)
+	run_tmux_command('source', os.path.join(TMUX_CONFIG_DIRECTORY, 'powerline-base.conf'))
 	for fname, priority in sorted(get_tmux_configs(version), key=(lambda v: v[1])):
 		run_tmux_command('source', fname)
 	if not os.environ.get('POWERLINE_COMMAND'):
 		cmd = deduce_command()
 		if cmd:
-			run_tmux_command('set-environment', '-g', 'POWERLINE_COMMAND', deduce_command())
+			set_tmux_environment('POWERLINE_COMMAND', deduce_command(), remove=False)
 	run_tmux_command('refresh-client')
 
 
+def init_environment(pl, args):
+	'''Initialize tmux environment from tmux configuration
+	'''
+	powerline = TmuxPowerline(args.config_path)
+	# TODO Move configuration files loading out of Powerline object and use it 
+	# directly
+	powerline.update_renderer()
+	# FIXME Use something more stable then `theme_kwargs`
+	colorscheme = powerline.renderer_options['theme_kwargs']['colorscheme']
+
+	def get_highlighting(group):
+		return colorscheme.get_highlighting([group], None)
+
+	for varname, highlight_group in (
+		('_POWERLINE_BACKGROUND_COLOR', 'background'),
+		('_POWERLINE_ACTIVE_WINDOW_STATUS_COLOR', 'active_window_status'),
+		('_POWERLINE_WINDOW_STATUS_COLOR', 'window_status'),
+		('_POWERLINE_ACTIVITY_STATUS_COLOR', 'activity_status'),
+		('_POWERLINE_BELL_STATUS_COLOR', 'bell_status'),
+		('_POWERLINE_WINDOW_COLOR', 'window'),
+		('_POWERLINE_WINDOW_DIVIDER_COLOR', 'window:divider'),
+		('_POWERLINE_WINDOW_CURRENT_COLOR', 'window:current'),
+		('_POWERLINE_WINDOW_NAME_COLOR', 'window_name'),
+		('_POWERLINE_SESSION_COLOR', 'session'),
+	):
+		highlight = get_highlighting(highlight_group)
+		set_tmux_environment(varname, powerline.renderer.hlstyle(**highlight)[2:-1])
+	for varname, prev_group, next_group in (
+		('_POWERLINE_WINDOW_CURRENT_HARD_DIVIDER_COLOR', 'window', 'window:current'),
+		('_POWERLINE_WINDOW_CURRENT_HARD_DIVIDER_NEXT_COLOR', 'window:current', 'window'),
+		('_POWERLINE_SESSION_HARD_DIVIDER_NEXT_COLOR', 'session', 'background'),
+	):
+		prev_highlight = get_highlighting(prev_group)
+		next_highlight = get_highlighting(next_group)
+		set_tmux_environment(
+			varname,
+			powerline.renderer.hlstyle(
+				fg=prev_highlight['bg'],
+				bg=next_highlight['bg'],
+				attr=0,
+			)[2:-1]
+		)
+	for varname, attr, group in (
+		('_POWERLINE_ACTIVE_WINDOW_FG', 'fg', 'active_window_status'),
+		('_POWERLINE_WINDOW_STATUS_FG', 'fg', 'window_status'),
+		('_POWERLINE_ACTIVITY_STATUS_FG', 'fg', 'activity_status'),
+		('_POWERLINE_ACTIVITY_STATUS_ATTR', 'attr', 'activity_status'),
+		('_POWERLINE_BELL_STATUS_FG', 'fg', 'bell_status'),
+		('_POWERLINE_BELL_STATUS_ATTR', 'attr', 'bell_status'),
+		('_POWERLINE_BACKGROUND_FG', 'fg', 'background'),
+		('_POWERLINE_BACKGROUND_BG', 'bg', 'background'),
+		('_POWERLINE_SESSION_FG', 'fg', 'session'),
+		('_POWERLINE_SESSION_BG', 'bg', 'session'),
+		('_POWERLINE_SESSION_ATTR', 'attr', 'session'),
+		('_POWERLINE_SESSION_PREFIX_FG', 'fg', 'session:prefix'),
+		('_POWERLINE_SESSION_PREFIX_BG', 'bg', 'session:prefix'),
+		('_POWERLINE_SESSION_PREFIX_ATTR', 'attr', 'session:prefix'),
+	):
+		if attr == 'attr':
+			attrs = attr_to_tmux_attr(get_highlighting(group)[attr])
+			set_tmux_environment(varname, ']#['.join(attrs))
+			set_tmux_environment(varname + '_LEGACY', ','.join(attrs))
+		else:
+			set_tmux_environment(varname, 'colour' + str(get_highlighting(group)[attr][0]))
+
+	left_dividers = powerline.renderer.theme.dividers['left']
+	set_tmux_environment('_POWERLINE_LEFT_HARD_DIVIDER', left_dividers['hard'])
+	set_tmux_environment('_POWERLINE_LEFT_SOFT_DIVIDER', left_dividers['soft'])
+
+
 def get_main_config(args):
 	find_config_files = generate_config_finder()
 	config_loader = ConfigLoader(run_once=True)

powerline/bindings/tmux/__init__.py

@@ -37,6 +37,22 @@ def get_tmux_output(pl, *args):
 	return _run_tmux(lambda cmd: run_cmd(pl, cmd), args)
 
 
+def set_tmux_environment(varname, value, remove=True):
+	'''Set tmux global environment variable
+
+	:param str varname:
+		Name of the variable to set.
+	:param str value:
+		Variable value.
+	:param bool remove:
+		True if variable should be removed from the environment prior to 
+		attaching any client (runs ``tmux set-environment -r {varname}``).
+	'''
+	run_tmux_command('set-environment', '-g', varname, value)
+	if remove:
+		run_tmux_command('set-environment', '-r', varname)
+
+
 NON_DIGITS = re.compile('[^0-9]+')
 DIGITS = re.compile('[0-9]+')
 NON_LETTERS = re.compile('[^a-z]+')

powerline/bindings/tmux/powerline-base.conf

@@ -0,0 +1,12 @@
+set -g status on
+set -g status-utf8 on
+set -g status-interval 2
+set -g status-left-length 20
+set -g status-right '#(eval $POWERLINE_COMMAND tmux right -R pane_id=`tmux display -p "#D"`)'
+set -g status-right-length 150
+set -g window-status-format "#[$_POWERLINE_WINDOW_COLOR]  #I #[$_POWERLINE_WINDOW_DIVIDER_COLOR]$_POWERLINE_LEFT_SOFT_DIVIDER#[default]#W "
+set -g window-status-current-format "#[$_POWERLINE_WINDOW_CURRENT_HARD_DIVIDER_COLOR]$_POWERLINE_LEFT_HARD_DIVIDER#[$_POWERLINE_WINDOW_CURRENT_COLOR]#I $_POWERLINE_LEFT_SOFT_DIVIDER#[$_POWERLINE_WINDOW_NAME_COLOR]#W #[$_POWERLINE_WINDOW_CURRENT_HARD_DIVIDER_NEXT_COLOR]$_POWERLINE_LEFT_HARD_DIVIDER"
+
+# Legacy status-left definition to be overwritten for tmux Versions 1.8+
+set -g status-left "#[$_POWERLINE_SESSION_COLOR] #S #[$_POWERLINE_SESSION_HARD_DIVIDER_NEXT_COLOR]$_POWERLINE_LEFT_HARD_DIVIDER#(eval \$POWERLINE_COMMAND tmux left)"
+# vim: ft=tmux

powerline/bindings/tmux/powerline.conf

@@ -1,18 +1,6 @@
 if-shell 'test -z "$POWERLINE_CONFIG_COMMAND"' 'set-environment -g POWERLINE_CONFIG_COMMAND powerline-config'
 
-# Don’t version-check for this core functionality -- anything too old to
-# support these options likely won’t work well with powerline
-set -g status on
-set -g status-utf8 on
-set -g status-interval 2
-set -g status-left-length 20
-set -g status-right '#(eval $POWERLINE_COMMAND tmux right -R pane_id=`tmux display -p "#D"`)'
-set -g status-right-length 150
-set -g window-status-format "#[fg=colour244,bg=colour234]  #I #[fg=colour240] #[default]#W "
-set -g window-status-current-format "#[fg=colour234,bg=colour31]#[fg=colour117,bg=colour31] #I  #[fg=colour231,bold]#W #[fg=colour31,bg=colour234,nobold]"
-
-# Legacy status-left definition to be overwritten for tmux Versions 1.8+
-set -g status-left '#[fg=colour16,bg=colour254,bold] #S #[fg=colour254,bg=colour234,nobold]#(eval $POWERLINE_COMMAND tmux left)'
+run-shell 'eval $POWERLINE_CONFIG_COMMAND tmux setenv'
 
 # Simplify tmux version checking by using multiple config files. Source these
 # config files based on the version in which tmux features were added and/or

powerline/bindings/tmux/powerline_tmux_1.8.conf

@@ -1,5 +1,5 @@
 # powerline_tmux_1.8.conf
 # tmux Version 1.8 introduces window-status-last-{attr,bg,fg}, which is
 # deprecated for versions 1.9+, thus only applicable to version 1.8.
-set -qg window-status-last-fg colour31
+set -qg window-status-last-fg "$_POWERLINE_ACTIVE_WINDOW_FG"
 # vim: ft=tmux

powerline/bindings/tmux/powerline_tmux_1.8_minus.conf

@@ -1,11 +1,11 @@
 # powerline_tmux_legacy_common.conf
 # tmux Version 1.8 and earlier (legacy) common options. The foo-{attr,bg,fg}
 # options are deprecated starting with tmux Version 1.9.
-set -g status-fg colour231
-set -g status-bg colour234
-set-window-option -g window-status-fg colour249
-set-window-option -g window-status-activity-attr none
-set-window-option -g window-status-bell-attr none
-set-window-option -g window-status-activity-fg yellow
-set-window-option -g window-status-bell-fg red
+set -g status-fg "$_POWERLINE_BACKGROUND_FG"
+set -g status-bg "$_POWERLINE_BACKGROUND_BG"
+set-window-option -g window-status-fg "$_POWERLINE_WINDOW_STATUS_FG"
+set-window-option -g window-status-activity-attr "$_POWERLINE_ACTIVITY_STATUS_ATTR_LEGACY"
+set-window-option -g window-status-bell-attr "$_POWERLINE_BELL_STATUS_ATTR_LEGACY"
+set-window-option -g window-status-activity-fg "$_POWERLINE_ACTIVITY_STATUS_FG"
+set-window-option -g window-status-bell-fg "$_POWERLINE_BELL_STATUS_FG"
 # vim: ft=tmux

powerline/bindings/tmux/powerline_tmux_1.8_plus.conf

@@ -1,5 +1,5 @@
 # powerline_tmux_1.8_plus.conf
 # tmux Version 1.8 introduces the 'client_prefix' format variable, applicable
 # for versions 1.8+
-set -qg 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 $POWERLINE_COMMAND tmux left)'
+set -qg status-left "#{?client_prefix,#[fg=$_POWERLINE_SESSION_PREFIX_FG]#[bg=$_POWERLINE_SESSION_PREFIX_BG]#[$_POWERLINE_SESSION_PREFIX_ATTR],#[fg=$_POWERLINE_SESSION_FG]#[bg=$_POWERLINE_SESSION_BG]#[$_POWERLINE_SESSION_ATTR]} #S #{?client_prefix,#[fg=$_POWERLINE_SESSION_PREFIX_BG],#[fg=$_POWERLINE_SESSION_BG]}#[bg=$_POWERLINE_BACKGROUND_BG]#[nobold]$_POWERLINE_LEFT_HARD_DIVIDER#(eval \$POWERLINE_COMMAND tmux left)"
 # vim: ft=tmux

powerline/bindings/tmux/powerline_tmux_1.9_plus.conf

@@ -1,8 +1,8 @@
 # powerline_tmux_1.9_plus.conf
 # Version 1.9 introduces the foo-style options, applicable to version 1.9+
-set -qg status-style fg=colour231,bg=colour234
-set -qg window-status-last-style fg=colour31
-set-window-option -qg window-status-style fg=colour249
-set-window-option -qg window-status-activity-style fg=yellow,none
-set-window-option -qg window-status-bell-style fg=red,none
+set-option -qg status-style "$_POWERLINE_BACKGROUND_COLOR"
+set-option -qg window-status-last-style "$_POWERLINE_ACTIVE_WINDOW_STATUS_COLOR"
+set-window-option -qg window-status-style "$_POWERLINE_WINDOW_STATUS_COLOR"
+set-window-option -qg window-status-activity-style "$_POWERLINE_ACTIVITY_STATUS_COLOR"
+set-window-option -qg window-status-bell-style "$_POWERLINE_BELL_STATUS_COLOR"
 # vim: ft=tmux

powerline/commands/config.py

@@ -20,6 +20,7 @@ class StrFunction(object):
 
 TMUX_ACTIONS = {
 	'source': StrFunction(config.source_tmux_files, 'source'),
+	'setenv': StrFunction(config.init_environment, 'setenv'),
 }
 
 
@@ -42,6 +43,7 @@ class ConfigArgParser(argparse.ArgumentParser):
 
 def get_argparser(ArgumentParser=ConfigArgParser):
 	parser = ArgumentParser(description='Script used to obtain powerline configuration.')
+	parser.add_argument('-p', '--config_path', action='append', metavar='PATH', help='Path to configuration directory. If it is present then configuration files will only be seeked in the provided path. May be provided multiple times to search in a list of directories.')
 	subparsers = parser.add_subparsers()
 	tmux_parser = subparsers.add_parser('tmux', help='Tmux-specific commands')
 	tmux_parser.add_argument(
@@ -49,7 +51,7 @@ def get_argparser(ArgumentParser=ConfigArgParser):
 		choices=tuple(TMUX_ACTIONS.values()),
 		metavar='ACTION',
 		type=(lambda v: TMUX_ACTIONS.get(v)),
-		help='If action is `source\' then version-specific tmux configuration files are sourced.'
+		help='If action is `source\' then version-specific tmux configuration files are sourced, if it is `setenv\' then special (prefixed with `_POWERLINE\') tmux global environment variables are filled with data from powerline configuration.'
 	)
 
 	shell_parser = subparsers.add_parser('shell', help='Shell-specific commands')

powerline/config_files/colors.json

@@ -3,6 +3,7 @@
 		"black": 16,
 		"white": 231,
 
+		"green": 2,
 		"darkestgreen": 22,
 		"darkgreen": 28,
 		"mediumgreen": 70,
@@ -32,6 +33,7 @@
 		"brightorange": 208,
 		"brightestorange": 214,
 
+		"yellow": 11,
 		"brightyellow": 220,
 
 		"gray0": 233,
@@ -46,6 +48,11 @@
 		"gray9": 250,
 		"gray10": 252,
 
+		"gray11": 234,
+		"gray90": 254,
+
+		"gray70": [249, "b3b3b3"],
+
 		"lightyellowgreen": 106,
 		"gold3": 178,
 		"orangered": 202,

powerline/config_files/colorschemes/default.json

@@ -1,6 +1,7 @@
 {
 	"name": "Default",
 	"groups": {
+		"background":                { "fg": "white", "bg": "gray0", "attr": [] },
 		"background:divider":        { "fg": "gray5", "bg": "gray0", "attr": [] },
 		"session":                   { "fg": "black", "bg": "gray10", "attr": ["bold"] },
 		"date":                      { "fg": "gray8", "bg": "gray2", "attr": [] },

powerline/config_files/colorschemes/tmux/default.json

@@ -0,0 +1,14 @@
+{
+	"groups": {
+		"active_window_status": {"fg": "darkblue",   "bg": "gray0",    "attr": []},
+		"window_status":        {"fg": "gray70",     "bg": "gray0",    "attr": []},
+		"activity_status":      {"fg": "yellow",     "bg": "gray0",    "attr": []},
+		"bell_status":          {"fg": "red",        "bg": "gray0",    "attr": []},
+		"window":               {"fg": "gray6",      "bg": "gray11",   "attr": []},
+		"window:divider":       {"fg": "gray4",      "bg": "gray11",   "attr": []},
+		"window:current":       {"fg": "mediumcyan", "bg": "darkblue", "attr": []},
+		"window_name":          {"fg": "white",      "bg": "darkblue", "attr": ["bold"]},
+		"session":              {"fg": "black",      "bg": "gray90",   "attr": ["bold"]},
+		"session:prefix":       {"fg": "gray90",     "bg": "darkblue", "attr": ["bold"]}
+	}
+}

powerline/renderers/tmux.py

@@ -5,6 +5,26 @@ from powerline.renderer import Renderer
 from powerline.colorscheme import ATTR_BOLD, ATTR_ITALIC, ATTR_UNDERLINE
 
 
+def attr_to_tmux_attr(attr):
+	if attr is False:
+		return ['nobold', 'noitalics', 'nounderscore']
+	else:
+		ret = []
+		if attr & ATTR_BOLD:
+			ret += ['bold']
+		else:
+			ret += ['nobold']
+		if attr & ATTR_ITALIC:
+			ret += ['italics']
+		else:
+			ret += ['noitalics']
+		if attr & ATTR_UNDERLINE:
+			ret += ['underscore']
+		else:
+			ret += ['nounderscore']
+		return ret
+
+
 class TmuxRenderer(Renderer):
 	'''Powerline tmux segment renderer.'''
 
@@ -28,21 +48,7 @@ class TmuxRenderer(Renderer):
 			else:
 				tmux_attr += ['bg=colour' + str(bg[0])]
 		if attr is not None:
-			if attr is False:
-				tmux_attr += ['nobold', 'noitalics', 'nounderscore']
-			else:
-				if attr & ATTR_BOLD:
-					tmux_attr += ['bold']
-				else:
-					tmux_attr += ['nobold']
-				if attr & ATTR_ITALIC:
-					tmux_attr += ['italics']
-				else:
-					tmux_attr += ['noitalics']
-				if attr & ATTR_UNDERLINE:
-					tmux_attr += ['underscore']
-				else:
-					tmux_attr += ['nounderscore']
+			tmux_attr += attr_to_tmux_attr(attr)
 		return '#[' + ','.join(tmux_attr) + ']'
 
 	def get_segment_info(self, segment_info, mode):

powerline/tmux.py

@@ -0,0 +1,16 @@
+# vim:fileencoding=utf-8:noet
+from __future__ import (unicode_literals, division, absolute_import, print_function)
+
+from powerline import Powerline
+
+
+class TmuxPowerline(Powerline):
+	def init(self, config_paths):
+		self.paths = config_paths
+		return super(TmuxPowerline, self).init('tmux')
+
+	def get_config_paths(self):
+		if self.paths:
+			return self.paths
+		else:
+			return super(TmuxPowerline, self).get_config_paths()

tests/test_shells/input.tmux

@@ -0,0 +1,4 @@
+echo $TMUX
+exit
+kill-server
+

tests/test_shells/tmux.conf

@@ -0,0 +1,2 @@
+source powerline/bindings/tmux/powerline.conf
+set -g default-shell tests/shell/path/dash