def __init__(self, file=None, **props):
super().__init__(**dict(
default_width=640, default_height=480, icon_name='eddy', **props))
self.__file = file
self.__saved = True
self.__close_after_save = False
grid = Gtk.Grid(orientation=Gtk.Orientation.VERTICAL)
self.add(grid)
self.__menu_stack = MenuStack(self)
grid.attach(self.__menu_stack, 0, self.__ROW_MENU, 1, 1)
scroller = Gtk.ScrolledWindow(shadow_type=Gtk.ShadowType.IN,
expand=True)
self.__source_view = GtkSource.View(expand=True, monospace=True)
scroller.add(self.__source_view)
scroller.show_all()
self.buffer.connect('mark-set', self.__on_mark_set)
self.__on_cursor_position_changed(self.buffer.get_start_iter())
if file is None:
grid.attach(scroller, 0, self.__ROW_TEXT_VIEW, 1, 1)
self.buffer.connect('changed', self.__on_buffer_changed)
else:
hgrid = Gtk.Grid(orientation=Gtk.Orientation.HORIZONTAL)
label = Gtk.Label(_('Loading…'))
hgrid.add(label)
cancel_button = Gtk.Button.new_from_stock(Gtk.STOCK_CANCEL)
hgrid.add(cancel_button)
grid.attach(hgrid, 0, self.__ROW_TEXT_VIEW, 1, 1)
hgrid.show_all()
cancellable = Gio.Cancellable()
source_file = GtkSource.File(location=file)
loader = GtkSource.FileLoader(buffer=self.buffer, file=source_file)
# TODO: Show progress
loader.load_async(
GLib.PRIORITY_DEFAULT, cancellable, None, None,
lambda loader, result: self.__finish_loading(
loader, result, grid, hgrid, scroller))
cancel_button.connect('clicked', lambda b: cancellable.cancel())
grid.show_all()
