Files
Python-With-Gtk-Template/src/core/window.py

202 lines
6.4 KiB
Python

# Python imports
import signal
# Lib imports
import gi
import cairo
gi.require_version('Gtk', '3.0')
gi.require_version('Gdk', '3.0')
from gi.repository import Gtk
from gi.repository import Gdk
from gi.repository import GLib
try:
from gi.repository import GdkX11
except ImportError:
logger.debug("Could not import X11 gir module...")
# Application imports
from libs.status_icon import StatusIcon
from core.controllers.base_controller import BaseController
class ControllerStartExceptiom(Exception):
...
class Window(Gtk.ApplicationWindow):
""" docstring for Window. """
def __init__(self):
super(Window, self).__init__()
settings_manager.set_main_window(self)
self._status_icon = None
self._controller = None
self.guake_key = settings_manager.get_guake_key()
self.hidefunc = None
self._setup_styling()
self._setup_signals()
self._subscribe_to_events()
self._load_widgets()
self._set_window_data()
self._set_size_constraints()
self._setup_window_toggle_event()
self.show()
def _setup_styling(self):
self.set_title(f"{APP_NAME}")
self.set_icon_from_file( settings_manager.get_window_icon() )
self.set_decorated(True)
self.set_skip_pager_hint(False)
self.set_skip_taskbar_hint(False)
self.set_gravity(5) # 5 = CENTER
self.set_position(1) # 1 = CENTER, 4 = CENTER_ALWAYS
ctx = self.get_style_context()
ctx.add_class("main-window")
ctx.add_class(f"mw_transparency_{settings.theming.transparency}")
def _setup_signals(self):
self.connect("focus-in-event", self._on_focus_in_event)
self.connect("focus-out-event", self._on_focus_out_event)
self.connect("delete-event", self.stop)
GLib.unix_signal_add(GLib.PRIORITY_DEFAULT, signal.SIGINT, self.stop)
def _subscribe_to_events(self):
event_system.subscribe("tear-down", self.stop)
event_system.subscribe("load-interactive-debug", self._load_interactive_debug)
def _load_widgets(self):
if settings_manager.is_debug():
self.set_interactive_debugging(True)
self._controller = BaseController()
self._status_icon = StatusIcon()
if not self._controller:
raise ControllerStartException("BaseController exited and doesn't exist...")
self.add( self._controller.get_base_container() )
def _display_manager(self):
""" Try to detect which display manager we are running under... """
import os
if os.environ.get('WAYLAND_DISPLAY'):
return 'WAYLAND'
return 'X11'
def _set_size_constraints(self):
_window_x = settings.config.main_window_x
_window_y = settings.config.main_window_y
_min_width = settings.config.main_window_min_width
_min_height = settings.config.main_window_min_height
_width = settings.config.main_window_width
_height = settings.config.main_window_height
self.move(_window_x, _window_y - 28)
self.set_size_request(_min_width, _min_height)
self.set_default_size(_width, _height)
def _set_window_data(self) -> None:
screen = self.get_screen()
visual = screen.get_rgba_visual()
if visual and screen.is_composited() and settings.config.make_transparent == 0:
self.set_visual(visual)
self.set_app_paintable(True)
# self.connect("draw", self._area_draw)
# bind css file
cssProvider = Gtk.CssProvider()
cssProvider.load_from_path( settings_manager.get_css_file() )
screen = Gdk.Screen.get_default()
styleContext = Gtk.StyleContext()
styleContext.add_provider_for_screen(screen, cssProvider, Gtk.STYLE_PROVIDER_PRIORITY_USER)
def _area_draw(self, widget: Gtk.ApplicationWindow, cr: cairo.Context) -> None:
cr.set_source_rgba( *settings_manager.get_paint_bg_color() )
cr.set_operator(cairo.OPERATOR_SOURCE)
cr.paint()
cr.set_operator(cairo.OPERATOR_OVER)
def _on_focus_in_event(self, widget, event):
event_system.emit("pause-dnd-signals")
def _on_focus_out_event(self, widget, event):
event_system.emit("listen-dnd-signals")
def _load_interactive_debug(self):
self.set_interactive_debugging(True)
def _setup_window_toggle_event(self) -> None:
hidebound = None
if not self.guake_key or not self._display_manager() == 'X11':
return
try:
import gi
gi.require_version('Keybinder', '3.0')
from gi.repository import Keybinder
Keybinder.init()
Keybinder.set_use_cooked_accelerators(False)
except (ImportError, ValueError) as e:
logger.warning(e)
logger.warning('Unable to load Keybinder module. This means the hide_window shortcut will be unavailable')
return
# Attempt to grab a global hotkey for hiding the window.
# If we fail, we'll never hide the window, iconifying instead.
try:
hidebound = Keybinder.bind(self.guake_key, self._on_toggle_window, self)
except (KeyError, NameError) as e:
logger.warning(e)
if not hidebound:
logger.debug('Unable to bind hide_window key, another instance/window has it.')
self.hidefunc = self.iconify
else:
self.hidefunc = self.hide
def _on_toggle_window(self, data, window):
"""Handle a request to hide/show the window"""
if not window.get_property('visible'):
window.show()
# Note: Needed to properly grab widget focus when set_skip_taskbar_hint set to True
window.present()
# NOTE: Need here to enforce sticky after hide and reshow.
window.stick()
else:
self.hidefunc()
def start(self):
Gtk.main()
def stop(self, widget = None, eve = None):
event_system.emit("shutting-down")
size = self.get_size()
pos = self.get_position()
settings_manager.set_main_window_width(size.width)
settings_manager.set_main_window_height(size.height)
settings_manager.set_main_window_x(pos.root_x)
settings_manager.set_main_window_y(pos.root_y)
settings_manager.save_settings()
settings_manager.clear_pid()
Gtk.main_quit()