tuhi/tuhigui/window.py

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#!/usr/bin/env python3
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
from gi.repository import Gtk, Gdk
from .setupperspective import SetupPerspective
from .drawingperspective import DrawingPerspective
from .errorperspective import ErrorPerspective
from .tuhi import TuhiKeteManager
import gi
gi.require_version("Gtk", "3.0")
@Gtk.Template(resource_path='/org/freedesktop/TuhiGui/ui/MainWindow.ui')
class MainWindow(Gtk.ApplicationWindow):
__gtype_name__ = 'MainWindow'
stack_perspectives = Gtk.Template.Child()
primary_menu = Gtk.Template.Child()
headerbar = Gtk.Template.Child()
def __init__(self, **kwargs):
super().__init__(**kwargs)
self._tuhi = TuhiKeteManager()
ep = ErrorPerspective()
self._add_perspective(ep)
self.stack_perspectives.set_visible_child_name(ep.name)
# the dbus bindings need more async...
if not self._tuhi.online:
self._tuhi.connect('notify::online', self._on_dbus_online)
else:
self._on_dbus_online()
self._add_primary_menu()
def _on_dbus_online(self, *args, **kwargs):
dp = DrawingPerspective()
self._add_perspective(dp)
if not self._tuhi.devices:
sp = SetupPerspective(self._tuhi)
sp.connect('new-device', self._on_new_device_registered)
self._add_perspective(sp)
active = sp
else:
dp.device = self._tuhi.devices[0]
active = dp
self.stack_perspectives.set_visible_child_name(active.name)
def _on_new_device_registered(self, setupperspective, device):
setupperspective.disconnect_by_func(self._on_new_device_registered)
dp = self._get_child('drawing_perspective')
dp.device = device
self.stack_perspectives.set_visible_child_name(dp.name)
def _add_perspective(self, perspective):
self.stack_perspectives.add_named(perspective, perspective.name)
def _get_child(self, name):
return self.stack_perspectives.get_child_by_name(name)
def _add_primary_menu(self):
hamburger = Gtk.Image.new_from_icon_name("open-menu-symbolic",
Gtk.IconSize.BUTTON)
hamburger.set_visible(True)
button_primary_menu = Gtk.MenuButton.new()
button_primary_menu.add(hamburger)
button_primary_menu.set_visible(True)
button_primary_menu.set_menu_model(self.primary_menu)
self.headerbar.pack_end(button_primary_menu)
# Place the button last in the titlebar.
self.headerbar.child_set_property(button_primary_menu, "position", 0)
def _on_reconnect_tuhi(self, tuhi):
self._tuhi = tuhi
@Gtk.Template.Callback("_on_quit_button_clicked")
def _on_quit_button_clicked(self, button):
window = button.get_toplevel()
if not window.emit("delete-event", Gdk.Event.new(Gdk.EventType.DELETE)):
window.destroy()