Solaar/app/ui/config_panel.py

177 lines
4.6 KiB
Python

#
#
#
from __future__ import absolute_import, division, print_function, unicode_literals
from gi.repository import Gtk, GObject
import ui
from logitech.unifying_receiver import settings as _settings
#
#
#
try:
from Queue import Queue as _Queue
except ImportError:
from queue import Queue as _Queue
_apply_queue = _Queue(8)
def _process_apply_queue():
def _write_start(sbox):
_, failed, spinner, control = sbox.get_children()
control.set_sensitive(False)
failed.set_visible(False)
spinner.set_visible(True)
spinner.start()
while True:
task = _apply_queue.get()
if task[0] == 'write':
_, setting, value, sbox = task
GObject.idle_add(_write_start, sbox)
value = setting.write(value)
GObject.idle_add(_update_setting_item, sbox, value)
elif task[0] == 'read':
_, setting, sbox = task
value = setting.read()
GObject.idle_add(_update_setting_item, sbox, value)
from threading import Thread as _Thread
_queue_processor = _Thread(name='SettingsProcessor', target=_process_apply_queue)
_queue_processor.daemon = True
_queue_processor.start()
#
#
#
def _switch_notify(switch, _, setting, spinner):
_apply_queue.put(('write', setting, switch.get_active() == True, switch.get_parent()))
def _combo_notify(cbbox, setting, spinner):
_apply_queue.put(('write', setting, cbbox.get_active_id(), cbbox.get_parent()))
# def _scale_notify(scale, setting, spinner):
# _apply_queue.put(('write', setting, scale.get_value(), scale.get_parent()))
# def _snap_to_markers(scale, scroll, value, setting):
# value = int(value)
# candidate = None
# delta = 0xFFFFFFFF
# for c in setting.choices:
# d = abs(value - int(c))
# if d < delta:
# candidate = c
# delta = d
# assert candidate is not None
# scale.set_value(int(candidate))
# return True
def _add_settings(box, device):
for s in device.settings:
sbox = Gtk.HBox(homogeneous=False, spacing=8)
sbox.pack_start(Gtk.Label(s.label), False, False, 0)
spinner = Gtk.Spinner()
spinner.set_tooltip_text('Working...')
failed = Gtk.Image.new_from_icon_name('dialog-warning', Gtk.IconSize.SMALL_TOOLBAR)
failed.set_tooltip_text('Failed to read value from the device.')
if s.kind == _settings.KIND.toggle:
control = Gtk.Switch()
control.connect('notify::active', _switch_notify, s, spinner)
elif s.kind == _settings.KIND.choice:
control = Gtk.ComboBoxText()
for entry in s.choices:
control.append(str(entry), str(entry))
control.connect('changed', _combo_notify, s, spinner)
# elif s.kind == _settings.KIND.range:
# first, second = s.choices[:2]
# last = s.choices[-1:][0]
# control = Gtk.HScale.new_with_range(first, last, second - first)
# control.set_draw_value(False)
# control.set_has_origin(False)
# for entry in s.choices:
# control.add_mark(int(entry), Gtk.PositionType.TOP, str(entry))
# control.connect('change-value', _snap_to_markers, s)
# control.connect('value-changed', _scale_notify, s, spinner)
else:
raise NotImplemented
# control.set_size_request(50, 20)
sbox.pack_end(control, False, False, 0)
sbox.pack_end(spinner, False, False, 0)
sbox.pack_end(failed, False, False, 0)
if s.description:
sbox.set_tooltip_text(s.description)
sbox.show_all()
spinner.set_visible(False)
failed.set_visible(False)
box.pack_start(sbox, False, False, 0)
yield sbox
def _update_setting_item(sbox, value):
_, failed, spinner, control = sbox.get_children()
spinner.set_visible(False)
spinner.stop()
if value is None:
control.set_sensitive(False)
failed.set_visible(True)
return
failed.set_visible(False)
control.set_sensitive(True)
if isinstance(control, Gtk.Switch):
control.set_active(value)
elif isinstance(control, Gtk.ComboBoxText):
control.set_active_id(str(value))
# elif isinstance(control, Gtk.Scale):
# control.set_value(int(value))
else:
raise NotImplemented
def update(frame):
box = ui.find_children(frame, 'config-box')
assert box
device = frame._device
if device is None:
# remove all settings widgets
# if another device gets paired here, it will add its own widgets
box.foreach(lambda x, _: box.remove(x), None)
return
items = box.get_children()
if not items and not device.status:
# don't bother adding settings for offline devices,
# they're useless and might not guess all of them anyway
return
if not device.settings:
return
items = box.get_children()
if not items:
items = _add_settings(box, device)
assert len(device.settings) == len(list(items))
device_active = bool(device.status)
box.set_sensitive(device_active)
if device_active:
for sbox, s in zip(items, device.settings):
_apply_queue.put(('read', s, sbox))