def on_update_satellites_list(self, item):
if self.is_download:
show_dialog(DialogType.ERROR, self._window, "The task is already running!")
return
model = get_base_model(self._sat_view.get_model())
model.clear()
self.is_download = True
src = self._source_box.get_active()
if not self._parser:
self._parser = SatellitesParser()
self.get_sat_list(src, self.append_satellites)
def on_update_satellites_list(self, item=None):
if self.is_download:
show_dialog(DialogType.ERROR, self._window,
"The task is already running!")
return
self.clear_data()
self.is_download = True
self._sat_view.set_sensitive(False)
src = self._source_box.get_active()
if not self._parser:
self._parser = SatellitesParser()
self.get_sat_list(src, self.append_satellites)
def get_satellites(self, view):
sats = SatellitesParser().get_satellites_list(SatelliteSource.LYNGSAT)
if not sats:
self.show_info_message("Getting satellites list error!",
Gtk.MessageType.ERROR)
gen = self.append_satellites(view.get_model(), sats)
GLib.idle_add(lambda: next(gen, False), priority=GLib.PRIORITY_LOW)
class UpdateDialog:
""" Base dialog for update satellites, transponders and services from the web."""
def __init__(self, transient, settings, title=None):
handlers = {
"on_update_satellites_list": self.on_update_satellites_list,
"on_receive_data": self.on_receive_data,
"on_cancel_receive": self.on_cancel_receive,
"on_satellite_toggled": self.on_satellite_toggled,
"on_transponder_toggled": self.on_transponder_toggled,
"on_info_bar_close": self.on_info_bar_close,
"on_filter_toggled": self.on_filter_toggled,
"on_find_toggled": self.on_find_toggled,
"on_popup_menu": on_popup_menu,
"on_select_all": self.on_select_all,
"on_unselect_all": self.on_unselect_all,
"on_filter": self.on_filter,
"on_search": self.on_search,
"on_search_down": self.on_search_down,
"on_search_up": self.on_search_up,
"on_quit": self.on_quit
}
self._settings = settings
self._download_task = False
self._parser = None
self._size_name = "{}_window_size".format("_".join(
re.findall("[A-Z][^A-Z]*", self.__class__.__name__))).lower()
builder = Gtk.Builder()
builder.set_translation_domain(TEXT_DOMAIN)
builder.add_objects_from_file(
UI_RESOURCES_PATH + "satellites_dialog.glade",
("satellites_update_window", "update_source_store",
"update_sat_list_store", "update_sat_list_model_filter",
"update_sat_list_model_sort", "side_store", "pos_adjustment",
"pos_adjustment2", "satellites_update_popup_menu",
"remove_selection_image", "update_transponder_store",
"update_service_store"))
builder.connect_signals(handlers)
self._window = builder.get_object("satellites_update_window")
self._window.set_transient_for(transient)
if title:
self._window.set_title(title)
self._transponder_paned = builder.get_object("sat_update_tr_paned")
self._sat_view = builder.get_object("sat_update_tree_view")
self._transponder_view = builder.get_object("sat_update_tr_view")
self._service_view = builder.get_object("sat_update_srv_view")
self._source_box = builder.get_object("source_combo_box")
self._sat_update_expander = builder.get_object("sat_update_expander")
self._text_view = builder.get_object("text_view")
self._receive_button = builder.get_object("receive_data_button")
self._sat_update_info_bar = builder.get_object("sat_update_info_bar")
self._info_bar_message_label = builder.get_object(
"info_bar_message_label")
self._receive_button.bind_property(
"visible", builder.get_object("cancel_data_button"), "visible", 4)
# Filter
self._filter_bar = builder.get_object("sat_update_filter_bar")
self._from_pos_button = builder.get_object("from_pos_button")
self._to_pos_button = builder.get_object("to_pos_button")
self._filter_from_combo_box = builder.get_object(
"filter_from_combo_box")
self._filter_to_combo_box = builder.get_object("filter_to_combo_box")
self._filter_model = builder.get_object("update_sat_list_model_filter")
self._filter_model.set_visible_func(self.filter_function)
self._filter_positions = (0, 0)
# Search
self._search_bar = builder.get_object("sat_update_search_bar")
self._search_provider = SearchProvider(
(self._sat_view, ),
builder.get_object("sat_update_search_down_button"),
builder.get_object("sat_update_search_up_button"))
window_size = self._settings.get(self._size_name)
if window_size:
self._window.resize(*window_size)
def show(self):
self._window.show()
@property
def is_download(self):
return self._download_task
@is_download.setter
def is_download(self, value):
self._download_task = value
self._receive_button.set_visible(not value)
@run_idle
def on_update_satellites_list(self, item):
if self.is_download:
show_dialog(DialogType.ERROR, self._window,
"The task is already running!")
return
model = get_base_model(self._sat_view.get_model())
model.clear()
self.is_download = True
src = self._source_box.get_active()
if not self._parser:
self._parser = SatellitesParser()
self.get_sat_list(src, self.append_satellites)
@run_task
def get_sat_list(self, src, callback):
sat_src = SatelliteSource.FLYSAT
if src == 1:
sat_src = SatelliteSource.LYNGSAT
elif src == 2:
sat_src = SatelliteSource.KINGOFSAT
sats = self._parser.get_satellites_list(sat_src)
if sats:
callback(sats)
self.is_download = False
@run_idle
def append_satellites(self, sats):
model = get_base_model(self._sat_view.get_model())
for sat in sats:
model.append(sat)
@run_idle
def on_receive_data(self, item):
if self.is_download:
show_dialog(DialogType.ERROR, self._window,
"The task is already running!")
return
@run_idle
def update_expander(self):
self._sat_update_expander.set_expanded(True)
self._text_view.get_buffer().set_text("", 0)
def append_output(self):
@run_idle
def append(t):
append_text_to_tview(t, self._text_view)
while True:
text = yield
append(text)
def on_cancel_receive(self, item=None):
self._download_task = False
def on_satellite_toggled(self, toggle, path):
model = self._sat_view.get_model()
self.update_state(model, path, not toggle.get_active())
self.update_receive_button_state(self._filter_model)
def on_transponder_toggled(self, toggle, path):
model = self._transponder_view.get_model()
model.set_value(model.get_iter(path), 2, not toggle.get_active())
@run_idle
def update_receive_button_state(self, model):
self._receive_button.set_sensitive((any(r[4] for r in model)))
@run_idle
def show_info_message(self, text, message_type):
self._sat_update_info_bar.set_visible(True)
self._sat_update_info_bar.set_message_type(message_type)
self._info_bar_message_label.set_text(text)
def on_info_bar_close(self, bar=None, resp=None):
self._sat_update_info_bar.set_visible(False)
def on_find_toggled(self, button: Gtk.ToggleToolButton):
self._search_bar.set_search_mode(button.get_active())
def on_filter_toggled(self, button: Gtk.ToggleToolButton):
self._filter_bar.set_search_mode(button.get_active())
@run_idle
def on_filter(self, item):
self._filter_positions = self.get_positions()
self._filter_model.refilter()
def filter_function(self, model, itr, data):
if self._filter_model is None or self._filter_model == "None":
return True
from_pos, to_pos = self._filter_positions
if from_pos == 0 and to_pos == 0:
return True
if from_pos > to_pos:
from_pos, to_pos = to_pos, from_pos
return from_pos <= float(
self._parser.get_position(model.get(itr, 1)[0])) <= to_pos
def get_positions(self):
from_pos = round(self._from_pos_button.get_value(), 1) * (
-1 if self._filter_from_combo_box.get_active() else 1)
to_pos = round(self._to_pos_button.get_value(), 1) * (
-1 if self._filter_to_combo_box.get_active() else 1)
return from_pos, to_pos
def on_search(self, entry):
self._search_provider.search(entry.get_text())
def on_search_down(self, item):
self._search_provider.on_search_down()
def on_search_up(self, item):
self._search_provider.on_search_up()
def on_select_all(self, view):
self.update_selection(view, True)
def on_unselect_all(self, view):
self.update_selection(view, False)
def update_selection(self, view, select):
model = view.get_model()
view.get_model().foreach(
lambda mod, path, itr: self.update_state(model, path, select))
self.update_receive_button_state(self._filter_model)
def update_state(self, model, path, select):
""" Updates checkbox state by given path in the list """
itr = self._filter_model.convert_iter_to_child_iter(
model.convert_iter_to_child_iter(model.get_iter(path)))
self._filter_model.get_model().set_value(itr, 4, select)
def on_quit(self, window, event):
self._settings.add(self._size_name, window.get_size())
self.is_download = False
def get_satellites(self, view):
sats = SatellitesParser().get_satellites_list(SatelliteSource.LYNGSAT)
gen = self.append_satellites(view.get_model(), sats)
GLib.idle_add(lambda: next(gen, False), priority=GLib.PRIORITY_LOW)
class SatellitesUpdateDialog:
""" Dialog for update satellites over internet """
def __init__(self, transient, main_model):
handlers = {
"on_update_satellites_list": self.on_update_satellites_list,
"on_receive_satellites_list": self.on_receive_satellites_list,
"on_cancel_receive": self.on_cancel_receive,
"on_selected_toggled": self.on_selected_toggled,
"on_info_bar_close": self.on_info_bar_close,
"on_filter_toggled": self.on_filter_toggled,
"on_find_toggled": self.on_find_toggled,
"on_popup_menu": on_popup_menu,
"on_select_all": self.on_select_all,
"on_unselect_all": self.on_unselect_all,
"on_filter": self.on_filter,
"on_search": self.on_search,
"on_search_down": self.on_search_down,
"on_search_up": self.on_search_up,
"on_quit": self.on_quit
}
builder = Gtk.Builder()
builder.set_translation_domain(TEXT_DOMAIN)
builder.add_objects_from_file(
UI_RESOURCES_PATH + "satellites_dialog.glade",
("satellites_update_window", "update_source_store",
"update_sat_list_store", "update_sat_list_model_filter",
"update_sat_list_model_sort", "side_store", "pos_adjustment",
"pos_adjustment2", "satellites_update_popup_menu",
"remove_selection_image"))
builder.connect_signals(handlers)
self._window = builder.get_object("satellites_update_window")
self._window.set_transient_for(transient)
self._main_model = main_model
# self._dialog.get_content_area().set_border_width(0)
self._sat_view = builder.get_object("sat_update_tree_view")
self._source_box = builder.get_object("source_combo_box")
self._sat_update_expander = builder.get_object("sat_update_expander")
self._text_view = builder.get_object("text_view")
self._receive_button = builder.get_object(
"receive_sat_list_tool_button")
self._sat_update_info_bar = builder.get_object("sat_update_info_bar")
self._info_bar_message_label = builder.get_object(
"info_bar_message_label")
# Filter
self._filter_bar = builder.get_object("sat_update_filter_bar")
self._from_pos_button = builder.get_object("from_pos_button")
self._to_pos_button = builder.get_object("to_pos_button")
self._filter_from_combo_box = builder.get_object(
"filter_from_combo_box")
self._filter_to_combo_box = builder.get_object("filter_to_combo_box")
self._filter_model = builder.get_object("update_sat_list_model_filter")
self._filter_model.set_visible_func(self.filter_function)
self._filter_positions = (0, 0)
# Search
self._search_bar = builder.get_object("sat_update_search_bar")
self._search_provider = SearchProvider(
(self._sat_view, ),
builder.get_object("sat_update_search_down_button"),
builder.get_object("sat_update_search_up_button"))
self._download_task = False
self._parser = None
def show(self):
self._window.show()
@run_idle
def on_update_satellites_list(self, item):
if self._download_task:
show_dialog(DialogType.ERROR, self._window,
"The task is already running!")
return
model = get_base_model(self._sat_view.get_model())
model.clear()
self._download_task = True
src = self._source_box.get_active()
if not self._parser:
self._parser = SatellitesParser()
self.get_sat_list(src, self.append_satellites)
@run_task
def get_sat_list(self, src, callback):
sats = self._parser.get_satellites_list(
SatelliteSource.FLYSAT if src == 0 else SatelliteSource.LYNGSAT)
if sats:
callback(sats)
self._download_task = False
@run_idle
def append_satellites(self, sats):
model = get_base_model(self._sat_view.get_model())
for sat in sats:
model.append(sat)
@run_idle
def on_receive_satellites_list(self, item):
if self._download_task:
show_dialog(DialogType.ERROR, self._window,
"The task is already running!")
return
self.receive_satellites()
@run_task
def receive_satellites(self):
self._download_task = True
self.update_expander()
model = self._sat_view.get_model()
start = time.time()
with concurrent.futures.ProcessPoolExecutor(max_workers=4) as executor:
text = "Processing: {}\n"
sats = []
appender = self.append_output()
next(appender)
futures = {
executor.submit(self._parser.get_satellite, sat[:-1]): sat
for sat in [r for r in model if r[4]]
}
for future in concurrent.futures.as_completed(futures):
if not self._download_task:
self._download_task = True
executor.shutdown()
appender.send("\nCanceled\n")
appender.close()
self._download_task = False
return
data = future.result()
appender.send(text.format(data[0]))
sats.append(data)
appender.send("-" * 75 + "\n")
appender.send(
"Consumed : {:0.0f}s, {} satellites received.".format(
start - time.time(), len(sats)))
appender.close()
sats = {s[2]: s for s in sats} # key = position, v = satellite
for row in self._main_model:
pos = row[-1]
if pos in sats:
sat = sats.pop(pos)
itr = row.iter
self.update_satellite(itr, row, sat)
for sat in sats.values():
append_satellite(self._main_model, sat)
self._download_task = False
@run_idle
def update_expander(self):
self._sat_update_expander.set_expanded(True)
self._text_view.get_buffer().set_text("", 0)
@run_idle
def update_satellite(self, itr, row, sat):
if self._main_model.iter_has_child(itr):
children = row.iterchildren()
for ch in children:
self._main_model.remove(ch.iter)
for tr in sat[3]:
self._main_model.append(itr, ["Transponder:", *tr, None, None])
def append_output(self):
@run_idle
def append(t):
append_text_to_tview(t, self._text_view)
while True:
text = yield
append(text)
def on_cancel_receive(self, item=None):
self._download_task = False
def on_selected_toggled(self, toggle, path):
model = self._sat_view.get_model()
self.update_state(model, path, not toggle.get_active())
self.update_receive_button_state(self._filter_model)
@run_idle
def update_receive_button_state(self, model):
self._receive_button.set_sensitive((any(r[4] for r in model)))
@run_idle
def show_info_message(self, text, message_type):
self._sat_update_info_bar.set_visible(True)
self._sat_update_info_bar.set_message_type(message_type)
self._info_bar_message_label.set_text(text)
def on_info_bar_close(self, bar=None, resp=None):
self._sat_update_info_bar.set_visible(False)
def on_find_toggled(self, button: Gtk.ToggleToolButton):
self._search_bar.set_search_mode(button.get_active())
def on_filter_toggled(self, button: Gtk.ToggleToolButton):
self._filter_bar.set_search_mode(button.get_active())
@run_idle
def on_filter(self, item):
self._filter_positions = self.get_positions()
self._filter_model.refilter()
def filter_function(self, model, iter, data):
if self._filter_model is None or self._filter_model == "None":
return True
from_pos, to_pos = self._filter_positions
if from_pos == 0 and to_pos == 0:
return True
if from_pos > to_pos:
from_pos, to_pos = to_pos, from_pos
return from_pos <= float(
self._parser.get_position(model.get(iter, 1)[0])) <= to_pos
def get_positions(self):
from_pos = round(self._from_pos_button.get_value(), 1) * (
-1 if self._filter_from_combo_box.get_active() else 1)
to_pos = round(self._to_pos_button.get_value(), 1) * (
-1 if self._filter_to_combo_box.get_active() else 1)
return from_pos, to_pos
def on_search(self, entry):
self._search_provider.search(entry.get_text())
def on_search_down(self, item):
self._search_provider.on_search_down()
def on_search_up(self, item):
self._search_provider.on_search_up()
def on_select_all(self, view):
self.update_selection(view, True)
def on_unselect_all(self, view):
self.update_selection(view, False)
def update_selection(self, view, select):
model = view.get_model()
view.get_model().foreach(
lambda mod, path, itr: self.update_state(model, path, select))
self.update_receive_button_state(self._filter_model)
def update_state(self, model, path, select):
""" Updates checkbox state by given path in the list """
itr = self._filter_model.convert_iter_to_child_iter(
model.convert_iter_to_child_iter(model.get_iter(path)))
self._filter_model.get_model().set_value(itr, 4, select)
def on_quit(self, window, event):
self._download_task = False