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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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.

from libqtile import bar, hook, pangocffi
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. """ defaults = [ ("separator", " | ", "Task separator text."), ("selected", ("<b>", "</b>"), "Selected task indicator"), ( "parse_text", lambda window_name: window_name, "Function to modify window names. It must accept " "a string argument (original window name) and return " "a string with the modified name.", ), ] def __init__(self, **config): width = config.pop("width", bar.STRETCH) base._TextBox.__init__(self, width=width, **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.next_window}) def update(self, *args): names = [] for w in self.bar.screen.group.windows: try: name = self.parse_text(w.name if w and w.name else "") except: # noqa: E722 logger.exception("parse_text function failed:") name = w.name if w and w.name else "(unnamed)" state = "" if w.maximized: state = "[] " elif w.minimized: state = "_ " elif w.floating: state = "V " task = pangocffi.markup_escape_text(state + name) if w is self.bar.screen.group.current_window: task = task.join(self.selected) names.append(task) self.text = self.separator.join(names) self.bar.draw()