Files
thinlauncher/launcher/ui.py
Fred Boniface 1436f4ecb8 Fix: Shutdown/Restart actions
Feat: Add USB Forwarding selection
2026-09-07 11:32:41 +01:00

380 lines
11 KiB
Python

from datetime import datetime
import sys
import gi
import os
from usbdev import USBDevices
gi.require_version("Gtk", "4.0")
gi.require_version("Gdk", "4.0")
from gi.repository import Gdk, GLib, Gtk
class UIController:
def __init__(
self,
ui_file="window.ui",
css_file="style.css",
system_checks=None,
power_action_callback=None,
service_action_callback=None,
services = None
):
self.builder = Gtk.Builder.new_from_file(ui_file)
self.window = self.builder.get_object("main_window")
self._load_styles(css_file)
self._setup_clock()
self._initialise_usb_options()
self._initialise_power_options()
self.power_action_callback = power_action_callback
self.system_checks = system_checks
self.service_action_callback = service_action_callback
self.services = services or []
self._cards_created = False
self._services_visible = False
self.usb_devices = []
if self.system_checks:
self._setup_system_status()
if not self._cards_created:
self._create_cards()
self._cards_created = True
def _setup_system_status(self):
"""Monitor SystemChecks state from GTK Main thread"""
self._update_system_status()
GLib.timeout_add_seconds(
1,
self._update_system_status
)
def _update_system_status(self):
"""Update Status display and create cards when system is ready"""
network = self.system_checks.network_online
ziti = self.system_checks.ziti_online
if network is None:
self._update_label(
"net_status",
"Net: Checking",
None,
)
else:
self._update_label(
"net_status",
"Net: Connected" if network else "Net: Disconnected",
network,
)
if ziti is None:
self._update_label(
"ziti_status",
"Ziti: Checking",
None,
)
else :
self._update_label(
"ziti_status",
"Ziti: Connected" if ziti else "Ziti: Disconnected",
ziti,
)
if self.system_checks.ready and not self._services_visible:
self.builder.get_object("startup_revealer").set_reveal_child(False)
self.builder.get_object("cards_revealer").set_reveal_child(True)
self._services_visible = True
return True
def _update_label(self, widget_id, text, is_healthy):
label = self.builder.get_object(widget_id)
if label:
label.set_text(text)
if is_healthy:
label.remove_css_class("error-label")
label.add_css_class("ok-label")
else:
label.remove_css_class("ok-label")
label.add_css_class("error-label")
def _create_cards(self):
"""Create Service Cards"""
for service in self.services:
title = service.get("title", "Service")
desc = service.get("desc", "")
bg_img = service.get("bg_image", "")
self.add_card(
title,
desc,
bg_img,
lambda svc=service: self.service_action_callback(svc, self.usb_devices),
)
def _load_styles(self, css_file):
css_provider = Gtk.CssProvider()
css_provider.load_from_path(css_file)
Gtk.StyleContext.add_provider_for_display(
Gdk.Display.get_default(),
css_provider,
Gtk.STYLE_PROVIDER_PRIORITY_APPLICATION,
)
def _setup_clock(self):
clock_label = self.builder.get_object("clock_label")
date_label = self.builder.get_object("date_label")
def update():
now = datetime.now()
clock_label.set_text(now.strftime("%H:%M"))
date_label.set_text(now.strftime("%A %d/%m/%Y"))
return True
update()
GLib.timeout_add_seconds(10, update)
def _initialise_usb_options(self):
btn_usb = self.builder.get_object("usb_menu_button")
if btn_usb:
btn_usb.connect(
"clicked",
lambda _: self._show_usb_selection()
)
def _initialise_power_options(self):
btn_reboot = self.builder.get_object("btn_reboot")
btn_shutdown = self.builder.get_object("btn_shutdown")
if btn_reboot:
btn_reboot.connect(
"clicked", lambda _: self.power_action_callback("reboot")
)
if btn_shutdown:
btn_shutdown.connect(
"clicked", lambda _: self.power_action_callback("shutdown")
)
def set_app_title(self, title):
title_label = self.builder.get_object("app_title_label")
title_label.set_text(title)
def add_card(self, title_text, desc_text, bg_path, on_click_callback):
container = self.builder.get_object("cards_flow")
button = Gtk.Button()
button.add_css_class("image-card") # Switched to our new image-card class
button.connect("clicked", lambda *_: on_click_callback())
# Main overlay container
overlay = Gtk.Overlay()
# 1. Background Image Layer
if bg_path and os.path.exists(bg_path):
picture = Gtk.Picture.new_for_filename(bg_path)
picture.set_content_fit(Gtk.ContentFit.COVER)
else:
picture = Gtk.Box()
picture.add_css_class("card-fallback-bg")
overlay.set_child(picture)
# 2. Dark Gradient Tint Layer for legibility
tint_box = Gtk.Box()
tint_box.add_css_class("card-tint-overlay")
overlay.add_overlay(tint_box)
# 3. Text Content Layer (anchored to the bottom)
box = Gtk.Box(orientation=Gtk.Orientation.VERTICAL, spacing=4)
box.add_css_class("card-content-box")
box.set_valign(Gtk.Align.END)
title = Gtk.Label(label=title_text)
title.set_xalign(0.0)
title.add_css_class("card-title-shadowed")
desc = Gtk.Label(label=desc_text)
desc.set_xalign(0.0)
desc.set_wrap(True)
desc.add_css_class("card-desc-shadowed")
box.append(title)
box.append(desc)
overlay.add_overlay(box)
button.set_child(overlay)
container.append(button)
def setup_exit_shortcut(self, quit_callback):
controller = Gtk.EventControllerKey.new()
def on_key_pressed(_, keyval, __, ___):
if keyval == Gdk.KEY_Escape:
quit_callback()
return True
return False
controller.connect("key-pressed", on_key_pressed)
self.window.add_controller(controller)
def present(self, app):
self.window.set_application(app)
self.window.present()
def _show_usb_selection(self):
usb_devices = USBDevices()
devices = usb_devices.enumerate()
dialog = USBSelectionDialog(
self.window,
devices,
self.usb_devices,
)
def on_response(dialog, response):
if response == Gtk.ResponseType.OK:
self.usb_devices = dialog.get_selected_devices()
print("Selected USB devices:", self.usb_devices)
dialog.destroy()
dialog.connect("response", on_response)
dialog.present()
class USBSelectionDialog(Gtk.Dialog):
def __init__(self, parent, devices, selected_devices):
super().__init__(
transient_for=parent,
modal=True,
title="",
)
self.set_decorated(False)
self.add_css_class("usb-dialog")
self.devices = devices
self.selected_devices = selected_devices
self.set_default_size(450, 350)
self.content = self.get_content_area()
self.content.add_css_class("usb-dialog-content")
info_label = Gtk.Label(
label="Select the USB devices you wish to make available "
"to Windows RDP sessions."
)
info_label.set_wrap(True)
info_label.set_xalign(0.0)
info_label.add_css_class("usb-dialog-description")
self.content.append(info_label)
self.list_box = Gtk.ListBox()
self.list_box.set_vexpand(True)
self.list_box.set_selection_mode(Gtk.SelectionMode.NONE)
self.list_box.add_css_class("usb-device-list")
self.content.append(self.list_box)
self._populate_devices()
## Button Box
button_box = Gtk.Box(
orientation=Gtk.Orientation.HORIZONTAL,
spacing=12,
)
button_box.set_halign(Gtk.Align.CENTER)
button_box.add_css_class("usb-dialog-buttons")
cancel_button = Gtk.Button(label="Cancel")
cancel_button.add_css_class("usb-dialog-cancel")
cancel_button.connect(
"clicked",
lambda _: self.response(Gtk.ResponseType.CANCEL),
)
select_button = Gtk.Button(label="Select")
select_button.add_css_class("usb-dialog-select")
select_button.connect(
"clicked",
lambda _: self.response(Gtk.ResponseType.OK),
)
button_box.append(cancel_button)
button_box.append(select_button)
self.content.append(button_box)
##
def _populate_devices(self):
for device in self.devices:
check_button = Gtk.CheckButton(label=device.name)
check_button.add_css_class("usb-device-checkbox")
check_button.usb_device = device
if (device.vendor_id, device.product_id) in self.selected_devices:
check_button.set_active(True)
self.list_box.append(check_button)
row = check_button.get_parent()
row.add_css_class("usb-device-row")
def get_selected_devices(self):
selected_devices = []
row = self.list_box.get_first_child()
while row:
check_button = row.get_child()
if check_button.get_active():
device = check_button.usb_device
selected_devices.append(
(device.vendor_id, device.product_id)
)
row = row.get_next_sibling()
return selected_devices
# Allow direct execution for isolated UI testing
if __name__ == "__main__":
class TestApp(Gtk.Application):
def __init__(self):
super().__init__(application_id="com.local.UITest")
self.ui = None
def do_activate(self):
self.ui = UIController()
self.ui.set_app_title("UI Test Mode")
# Add mock test cards
self.ui.add_card(
"Test Card 1",
"Verifying layout rendering",
lambda: print("Clicked Test 1"),
)
self.ui.add_card(
"Test Card 2",
"Checking flowbox constraints",
lambda: print("Clicked Test 2"),
)
self.ui.setup_exit_shortcut(self.quit)
self.ui.present(self)
app = TestApp()
sys.exit(app.run(sys.argv))