def __init__(self, localization_setting: "LocalizationSetting"):
self._setting = localization_setting
self.value = self.default # type: {str, None}
self.value_changed_by_user = False
super().__init__()
self._setting.connect("notify::value", self.cb_value_changed)
self.treestore = self._setting.get_tree()
self.builder = Gtk.Builder()
self.builder.set_translation_domain(TRANSLATION_DOMAIN)
self.builder.add_from_file(tailsgreeter.config.data_path +
REGION_SETTINGS_UI_FILE)
popover_box = self.builder.get_object("box_{}_popover".format(self.id))
self.popover = Popover(self.listboxrow, popover_box)
self.treeview = self.builder.get_object("treeview_{}".format(self.id))
self.treeview.connect("row-activated", self.cb_treeview_row_activated)
# Fill the treeview
renderer = Gtk.CellRendererText()
renderer.props.ellipsize = Pango.EllipsizeMode.END
column = Gtk.TreeViewColumn("", renderer, text=1)
self.treeview.append_column(column)
searchentry = self.builder.get_object("searchentry_{}".format(self.id))
searchentry.connect("search-changed",
self.cb_searchentry_search_changed)
searchentry.connect("activate", self.cb_searchentry_activate)
self.treestore_filtered = self.treestore.filter_new()
self.treestore_filtered.set_visible_func(
self.cb_liststore_filtered_visible_func, data=searchentry)
self.treeview.set_model(self.treestore_filtered)
class AdditionalSetting(GreeterSetting):
def __init__(self):
super().__init__()
self.dialog = None
self.hide_button_add = False
self.builder = Gtk.Builder()
self.builder.set_translation_domain(TRANSLATION_DOMAIN)
self.builder.add_from_file(tailsgreeter.config.data_path + ADDITIONAL_SETTINGS_UI_FILE)
self.box = self.builder.get_object("box_{}_popover".format(self.id))
def build_popover(self):
self.popover = Popover(self.listboxrow, self.box)
def close_window(self, response: Gtk.ResponseType):
if self.has_popover() and self.popover.is_open():
self.popover.close(response)
else:
self.dialog.response(response)
def on_opened_in_dialog(self):
pass
def load(self) -> bool:
pass
def cb_listbox_button_press(self, widget, event, user_data=None):
# On double-click: Close the window and apply chosen setting
if event.type == Gdk.EventType._2BUTTON_PRESS:
self.close_window(Gtk.ResponseType.YES)
return False
class AdditionalSetting(GreeterSetting):
def __init__(self):
super().__init__()
self.dialog = None
self.builder = Gtk.Builder()
self.builder.set_translation_domain(TRANSLATION_DOMAIN)
self.builder.add_from_file(tailsgreeter.config.data_path +
ADDITIONAL_SETTINGS_UI_FILE)
self.box = self.builder.get_object("box_{}_popover".format(self.id))
def build_popover(self):
self.popover = Popover(self.listboxrow, self.box)
def close_window(self, response: Gtk.ResponseType):
if self.has_popover() and self.popover.is_open():
self.popover.close(response)
else:
self.dialog.response(response)
def apply(self):
pass
def on_opened_in_dialog(self):
pass
class LocalizationSettingUI(GreeterSetting):
def __init__(self, localization_setting: "LocalizationSetting"):
self._setting = localization_setting
self.value = self.default # type: {str, None}
self.value_changed_by_user = False
super().__init__()
self._setting.connect("notify::value", self.cb_value_changed)
self.treestore = self._setting.get_tree()
self.builder = Gtk.Builder()
self.builder.set_translation_domain(TRANSLATION_DOMAIN)
self.builder.add_from_file(tailsgreeter.config.data_path +
REGION_SETTINGS_UI_FILE)
popover_box = self.builder.get_object("box_{}_popover".format(self.id))
self.popover = Popover(self.listboxrow, popover_box)
self.treeview = self.builder.get_object("treeview_{}".format(self.id))
self.treeview.connect("row-activated", self.cb_treeview_row_activated)
# Fill the treeview
renderer = Gtk.CellRendererText()
renderer.props.ellipsize = Pango.EllipsizeMode.END
column = Gtk.TreeViewColumn("", renderer, text=1)
self.treeview.append_column(column)
searchentry = self.builder.get_object("searchentry_{}".format(self.id))
searchentry.connect("search-changed",
self.cb_searchentry_search_changed)
searchentry.connect("activate", self.cb_searchentry_activate)
self.treestore_filtered = self.treestore.filter_new()
self.treestore_filtered.set_visible_func(
self.cb_liststore_filtered_visible_func, data=searchentry)
self.treeview.set_model(self.treestore_filtered)
def apply(self):
self._setting.save(self.value, is_default=False)
super().apply()
def load(self) -> bool:
try:
value, is_default = self._setting.load()
except SettingNotFoundError:
raise
if value == self.value:
return False
self.value = value
self.value_changed_by_user = not is_default
self.apply()
return True
@property
def default(self) -> {str, None}:
return None
def on_language_changed(self, locale: str):
pass
def cb_searchentry_activate(self, searchentry, user_data=None):
"""Selects the topmost item in the treeview when pressing Enter"""
if searchentry.get_text():
self.treeview.row_activated(Gtk.TreePath.new_from_string("0"),
self.treeview.get_column(0))
else:
self.popover.close(Gtk.ResponseType.CANCEL)
def cb_searchentry_search_changed(self, searchentry, user_data=None):
self.treestore_filtered.refilter()
if searchentry.get_text():
self.treeview.expand_all()
self.treeview.scroll_to_point(0, 0) # scroll to top
else:
self.treeview.collapse_all()
return False
def cb_treeview_row_activated(self,
treeview,
path,
column,
user_data=None):
treemodel = treeview.get_model()
self.value = treemodel.get_value(treemodel.get_iter(path), 0)
self.value_changed_by_user = True
self.popover.close(Gtk.ResponseType.YES)
def cb_value_changed(self, obj, param):
logging.debug("refreshing {}".format(self._setting.get_name(
self.value)))
def treeview_select_line(model, path, iter_, data):
if model.get_value(iter_, 0) == data:
self.treeview.get_selection().select_iter(iter_)
self.treeview.scroll_to_cell(path,
use_align=True,
row_align=0.5)
return True
else:
return False
self.treestore_filtered.foreach(treeview_select_line,
self._setting.value)
def cb_liststore_filtered_visible_func(self, model, treeiter, searchentry):
search_query = searchentry.get_text().lower()
if not search_query:
return True
# Does the current node match the search?
value = model.get_value(treeiter, 1).lower()
if search_query in value:
return True
# Does the parent node match the search?
treepath = model.get_path(treeiter)
parent_treepath = treepath.copy()
parent_treepath.up()
if parent_treepath.get_depth() == 1:
# treepath is now the parent
parent_value = model.get_value(model.get_iter(parent_treepath), 0)
return search_query in parent_value
# Does any of the children nodes match the search?
children_treeiter = model.iter_children(treeiter)
while children_treeiter:
child_value = model.get_value(children_treeiter, 0)
if search_query in child_value:
return True
children_treeiter = model.iter_next(children_treeiter)
return False
def build_popover(self):
self.popover = Popover(self.listboxrow, self.box)