Source code for libqtile.widget.windowtabs

# Copyright (c) 2012-2013 Craig Barnes
# Copyright (c) 2012 roger
# Copyright (c) 2012, 2014 Tycho Andersen
# Copyright (c) 2014 Sean Vig
# Copyright (c) 2014 Adi Sieker
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# SOFTWARE.

from libqtile import bar, hook
from libqtile.log_utils import logger
from libqtile.widget import base


[docs]class WindowTabs(base._TextBox): """ Displays the name of each window in the current group. Contrary to TaskList this is not an interactive widget. The window that currently has focus is highlighted. """ orientations = base.ORIENTATION_HORIZONTAL defaults = [ ("separator", " | ", "Task separator text."), ("selected", ("<b>", "</b>"), "Selected task indicator"), ("parse_text", None, "Function to parse and modify window names. " "e.g. function in config that removes excess " "strings from window name: " "def my_func(text)" " for string in [\" - Chromium\", \" - Firefox\"]:" " text = text.replace(string, \"\")" " return text" "then set option parse_text=my_func"), ] def __init__(self, **config): base._TextBox.__init__(self, width=bar.STRETCH, **config) self.add_defaults(WindowTabs.defaults) if not isinstance(self.selected, (tuple, list)): self.selected = (self.selected, self.selected) def _configure(self, qtile, bar): base._TextBox._configure(self, qtile, bar) hook.subscribe.client_name_updated(self.update) hook.subscribe.focus_change(self.update) hook.subscribe.float_change(self.update) self.add_callbacks({'Button1': self.bar.screen.group.cmd_next_window}) def update(self, *args): names = [] for w in self.bar.screen.group.windows: state = '' if w.maximized: state = '[] ' elif w.minimized: state = '_ ' elif w.floating: state = 'V ' task = "%s%s" % (state, w.name if w and w.name else " ") if w is self.bar.screen.group.current_window: task = task.join(self.selected) names.append(task) self.text = self.separator.join(names) if callable(self.parse_text): try: self.text = self.parse_text(self.text) except: # noqa: E722 logger.exception("parse_text function failed:") self.bar.draw()