bumblebee-status/modules/contrib/rotation.py
2020-04-19 10:30:44 +02:00

61 lines
2 KiB
Python

# pylint: disable=C0111,R0903
"""Shows a widget for each connected screen and allows the user to loop through different orientations.
Requires the following executable:
* xrandr
"""
import bumblebee.util
import bumblebee.input
import bumblebee.output
import bumblebee.engine
possible_orientations = ['normal', 'left', 'inverted', 'right']
class Module(bumblebee.engine.Module):
def __init__(self, engine, config):
widgets = []
self._engine = engine
super(Module, self).__init__(engine, config, widgets)
self.update_widgets(widgets)
def update_widgets(self, widgets):
for line in bumblebee.util.execute('xrandr -q').split('\n'):
if not ' connected' in line:
continue
display = line.split(' ', 2)[0]
orientation = 'normal'
for curr_orient in possible_orientations:
if((line.split(' ')).count(curr_orient) > 1):
orientation = curr_orient
break
widget = self.widget(display)
if not widget:
widget = bumblebee.output.Widget(full_text=display, name=display)
self._engine.input.register_callback(widget, button=bumblebee.input.LEFT_MOUSE, cmd=self._toggle)
widget.set('orientation', orientation)
widgets.append(widget)
def update(self, widgets):
if len(widgets) <= 0:
self.update_widgets(widgets)
def state(self, widget):
return widget.get('orientation', 'normal')
def _toggle(self, event):
widget = self.widget_by_id(event['instance'])
# compute new orientation based on current orientation
idx = possible_orientations.index(widget.get('orientation'))
idx = (idx + 1) % len(possible_orientations)
new_orientation = possible_orientations[idx]
widget.set('orientation', new_orientation)
bumblebee.util.execute('xrandr --output {} --rotation {}'.format(widget.name, new_orientation))
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