bumblebee-status/bumblebee/modules/title.py
2017-09-18 08:30:44 +02:00

67 lines
1.9 KiB
Python

# pylint: disable=C0111,R0903
"""Displays focused i3 window title.
Requirements:
* i3ipc
Parameters:
* title.max : Maximum character length for title before truncating. Defaults to 64.
* title.placeholder : Placeholder text to be placed if title was truncated. Defaults to "...".
* title.scroll : Boolean flag for scrolling title. Defaults to False
"""
try:
import i3ipc
except ImportError:
pass
import bumblebee.util
import bumblebee.input
import bumblebee.output
import bumblebee.engine
from bumblebee.output import scrollable
class Module(bumblebee.engine.Module):
"""Window title module."""
def __init__(self, engine, config):
super(Module, self).__init__(
engine,
config,
bumblebee.output.Widget(full_text=self.get_title)
)
try:
self._i3 = i3ipc.Connection()
self._full_title = self._i3.get_tree().find_focused().name
except Exception:
self._full_title = "n/a"
def get_title(self, widget):
if bumblebee.util.asbool(self.parameter("scroll", False)):
return self.scrolling_focused_title(widget)
else:
return self.focused_title(widget)
def focused_title(self, widget):
title = self._full_title[0:self.parameter("max", 64)]
placeholder = self.parameter("placeholder", "...")
if title != self._full_title:
title = self._full_title[0:self.parameter("max", 64) - len(placeholder)]
title = "{}{}".format(title, placeholder)
return title
@scrollable
def scrolling_focused_title(self, widget):
return self._full_title
def update(self, widgets):
"""Update current title."""
try:
self._full_title = self._i3.get_tree().find_focused().name
except Exception:
self._full_title = "n/a"
# vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4