Files
CLARA/main.py
N0\A b9e2da327a 2
2025-10-24 14:29:04 +02:00

694 lines
28 KiB
Python

#!/usr/bin/python3
import sys, os, subprocess, socket
from pathlib import Path
from PySide6 import QtCore, QtGui, QtWidgets
from pynput import keyboard
from core.file_search import find
from core.web_search import MullvadLetaWrapper
from core.discord_presence import presence
from core.app_launcher import list_apps, launch
from core.updater import update_repository, is_update_available
from core.dukto import DuktoProtocol, Peer
ASSET = Path(__file__).parent / "assets" / "2ktan.png"
class AppLauncherDialog(QtWidgets.QDialog):
def __init__(self, parent=None):
super().__init__(parent)
self.setWindowTitle("App Launcher")
self.setMinimumSize(600, 400)
# Main layout
layout = QtWidgets.QVBoxLayout()
# Search box
self.search_box = QtWidgets.QLineEdit()
self.search_box.setPlaceholderText("Search applications...")
self.search_box.textChanged.connect(self.filter_apps)
layout.addWidget(self.search_box)
# Apps list widget
self.list_widget = QtWidgets.QListWidget()
self.list_widget.itemClicked.connect(self.launch_app)
layout.addWidget(self.list_widget)
# Buttons
button_layout = QtWidgets.QHBoxLayout()
close_button = QtWidgets.QPushButton("Close")
close_button.clicked.connect(self.close)
button_layout.addStretch()
button_layout.addWidget(close_button)
layout.addLayout(button_layout)
self.setLayout(layout)
# Load apps
self.load_apps()
# Focus search box
self.search_box.setFocus()
def load_apps(self):
try:
QtWidgets.QApplication.setOverrideCursor(QtCore.Qt.WaitCursor) #type: ignore
self.apps = list_apps()
self.apps.sort(key=lambda x: x.name.lower())
self.populate_list(self.apps)
except Exception as e:
QtWidgets.QMessageBox.critical(self, "Error", f"Failed to load applications: {e}")
finally:
QtWidgets.QApplication.restoreOverrideCursor()
def populate_list(self, apps):
self.list_widget.clear()
for app in apps:
item = QtWidgets.QListWidgetItem(app.name)
item.setData(QtCore.Qt.UserRole, app) #type: ignore
# Try to load the icon
if app.icon:
icon = QtGui.QIcon.fromTheme(app.icon)
if not icon.isNull():
item.setIcon(icon)
self.list_widget.addItem(item)
def filter_apps(self, text):
if not text:
self.populate_list(self.apps)
return
text_lower = text.lower()
filtered_apps = [app for app in self.apps if text_lower in app.name.lower()]
self.populate_list(filtered_apps)
def launch_app(self, item: QtWidgets.QListWidgetItem):
if not item:
return
app = item.data(QtCore.Qt.UserRole) #type: ignore
if app:
try:
launch(app)
self.close()
except Exception as e:
QtWidgets.QMessageBox.critical(self, "Launch Error",
f"Failed to launch {app.name}: {e}")
class FileSearchResults(QtWidgets.QDialog):
def __init__(self, results, parent=None):
super().__init__(parent)
self.setWindowTitle("Search Results")
self.setMinimumSize(600, 400)
# results list widget
self.list_widget = QtWidgets.QListWidget()
self.list_widget.addItems(results)
self.list_widget.itemDoubleClicked.connect(self.open_file_location)
# layout
layout = QtWidgets.QVBoxLayout()
layout.addWidget(self.list_widget)
self.setLayout(layout)
def open_file_location(self, item: QtWidgets.QListWidgetItem):
file_path = item.text()
if os.path.exists(file_path):
directory = os.path.dirname(file_path)
url = QtCore.QUrl.fromLocalFile(directory)
QtGui.QDesktopServices.openUrl(url)
class WebSearchResults(QtWidgets.QDialog):
def __init__(self, results, parent=None):
super().__init__(parent)
self.setWindowTitle(f"Web Search Results - {results['query']}")
self.setMinimumSize(800, 600)
self.results = results
# Main layout
layout = QtWidgets.QVBoxLayout()
# Info label
info_text = f"Engine: {results['engine']} | Page: {results['page']}"
if results.get('cached'):
info_text += " | (Cached results)"
info_label = QtWidgets.QLabel(info_text)
info_label.setStyleSheet("color: gray; font-size: 10px; padding: 5px;")
layout.addWidget(info_label)
# Scroll area
scroll = QtWidgets.QScrollArea()
scroll.setWidgetResizable(True)
scroll.setHorizontalScrollBarPolicy(QtCore.Qt.ScrollBarAlwaysOff) # type: ignore
# Container
container = QtWidgets.QWidget()
container_layout = QtWidgets.QVBoxLayout(container)
container_layout.setSpacing(15)
# Add infobox
if results.get('infobox'):
infobox_widget = self._create_infobox_widget(results['infobox'])
container_layout.addWidget(infobox_widget)
# Separator
line = QtWidgets.QFrame()
line.setFrameShape(QtWidgets.QFrame.HLine) #type: ignore
line.setFrameShadow(QtWidgets.QFrame.Sunken) #type: ignore
container_layout.addWidget(line)
# Add news
if results.get('news'):
news_label = QtWidgets.QLabel("News")
news_label.setStyleSheet("border: 1px solid #e0e0e0; border-radius: 3px; padding: 8px;")
container_layout.addWidget(news_label)
for news_item in results['news'][:5]: # Show first 5 news items
news_widget = self._create_news_widget(news_item)
container_layout.addWidget(news_widget)
# Separator
line = QtWidgets.QFrame()
line.setFrameShape(QtWidgets.QFrame.HLine) #type: ignore
line.setFrameShadow(QtWidgets.QFrame.Sunken) #type: ignore
container_layout.addWidget(line)
# Add results
for result in results.get('results', []):
result_widget = self._create_result_widget(result)
container_layout.addWidget(result_widget)
container_layout.addStretch()
scroll.setWidget(container)
layout.addWidget(scroll)
# Navigation buttons
nav_layout = QtWidgets.QHBoxLayout()
if results['page'] > 1:
prev_button = QtWidgets.QPushButton("← Previous Page")
prev_button.clicked.connect(lambda: self.load_page(results['page'] - 1))
nav_layout.addWidget(prev_button)
nav_layout.addStretch()
if results.get('has_next_page'):
next_button = QtWidgets.QPushButton("Next Page →")
next_button.clicked.connect(lambda: self.load_page(results['page'] + 1))
nav_layout.addWidget(next_button)
layout.addLayout(nav_layout)
self.setLayout(layout)
def _create_infobox_widget(self, infobox):
widget = QtWidgets.QFrame()
widget.setFrameShape(QtWidgets.QFrame.StyledPanel) #type: ignore
widget.setStyleSheet("border: 1px solid #e0e0e0; border-radius: 3px; padding: 8px;")
layout = QtWidgets.QVBoxLayout(widget)
# Title
title = QtWidgets.QLabel(infobox.get('title', ''))
title.setStyleSheet("font-weight: bold; font-size: 16px;")
title.setWordWrap(True)
layout.addWidget(title)
# Subtitle
if infobox.get('subtitle'):
subtitle = QtWidgets.QLabel(infobox['subtitle'])
subtitle.setStyleSheet("color: gray; font-size: 12px;")
subtitle.setWordWrap(True)
layout.addWidget(subtitle)
# URL
if infobox.get('url'):
url_label = QtWidgets.QLabel(f'<a href="{infobox["url"]}">{infobox["url"]}</a>')
url_label.setOpenExternalLinks(True)
url_label.setStyleSheet("color: blue; font-size: 11px;")
layout.addWidget(url_label)
# Description
if infobox.get('description'):
desc = QtWidgets.QLabel(infobox['description'])
desc.setWordWrap(True)
desc.setStyleSheet("margin-top: 5px;")
layout.addWidget(desc)
return widget
def _create_news_widget(self, news_item):
widget = QtWidgets.QFrame()
widget.setFrameShape(QtWidgets.QFrame.Box) #type: ignore
widget.setStyleSheet("border: 1px solid #e0e0e0; border-radius: 3px; padding: 8px;")
layout = QtWidgets.QVBoxLayout(widget)
layout.setSpacing(3)
# Source
source_label = QtWidgets.QLabel(news_item.get('source', ''))
source_label.setStyleSheet("color: green; font-size: 10px;")
layout.addWidget(source_label)
# Title (clickable)
title = QtWidgets.QLabel(f'<a href="{news_item["url"]}">{news_item.get("title", "")}</a>')
title.setOpenExternalLinks(True)
title.setWordWrap(True)
title.setStyleSheet("font-size: 12px;")
layout.addWidget(title)
# Timestamp
if news_item.get('timestamp'):
time_label = QtWidgets.QLabel(news_item['timestamp'])
time_label.setStyleSheet("color: gray; font-size: 9px;")
layout.addWidget(time_label)
return widget
def _create_result_widget(self, result):
widget = QtWidgets.QFrame()
widget.setFrameShape(QtWidgets.QFrame.NoFrame) #type: ignore
widget.setStyleSheet("padding: 5px;")
layout = QtWidgets.QVBoxLayout(widget)
layout.setSpacing(5)
# Display URL
if result.get('display_url'):
url_label = QtWidgets.QLabel(result['display_url'])
url_label.setStyleSheet("color: green; font-size: 11px;")
layout.addWidget(url_label)
# Title
title = QtWidgets.QLabel(f'<a href="{result["url"]}">{result.get("title", "")}</a>')
title.setOpenExternalLinks(True)
title.setWordWrap(True)
title.setStyleSheet("font-size: 14px; color: #1a0dab;")
layout.addWidget(title)
# Snippet
if result.get('snippet'):
snippet = QtWidgets.QLabel(result['snippet'])
snippet.setWordWrap(True)
snippet.setStyleSheet("color: #545454; font-size: 12px;")
layout.addWidget(snippet)
return widget
def load_page(self, page_num):
try:
QtWidgets.QApplication.setOverrideCursor(QtCore.Qt.WaitCursor) # type: ignore
leta = MullvadLetaWrapper(engine=self.results['engine'])
new_results = leta.search(self.results['query'], page=page_num)
# Close current dialog and open new one
new_dialog = WebSearchResults(new_results, self.parent())
new_dialog.show()
self.close()
except Exception as e:
QtWidgets.QMessageBox.critical(self, "Search Error", str(e))
finally:
QtWidgets.QApplication.restoreOverrideCursor()
class MainWindow(QtWidgets.QMainWindow):
show_menu_signal = QtCore.Signal()
# Dukto signals for thread-safety
peer_added_signal = QtCore.Signal(object)
peer_removed_signal = QtCore.Signal(object)
incoming_connection_signal = QtCore.Signal(str, object)
dukto_error_signal = QtCore.Signal(str)
transfer_progress_signal = QtCore.Signal(int, int)
transfer_complete_signal = QtCore.Signal(str)
text_received_signal = QtCore.Signal(str, str)
def __init__(self, restart=False, no_quit=False, super_menu=True):
super().__init__()
flags = (
QtCore.Qt.FramelessWindowHint #type: ignore
| QtCore.Qt.WindowStaysOnTopHint #type: ignore
| QtCore.Qt.Tool #type: ignore
| QtCore.Qt.WindowDoesNotAcceptFocus #type: ignore
)
self.setWindowFlags(flags)
self.setAttribute(QtCore.Qt.WA_TranslucentBackground) #type: ignore
pix = QtGui.QPixmap(str(ASSET))
self.label = QtWidgets.QLabel(self)
self.label.setPixmap(pix)
self.label.resize(pix.size())
self.resize(pix.size())
img = pix.toImage()
mask_img = img.createAlphaMask()
mask = QtGui.QBitmap.fromImage(mask_img)
self.setMask(mask)
self.super_menu = super_menu
self.progress_dialog = None
self.tray = QtWidgets.QSystemTrayIcon(self)
self.tray.setIcon(QtGui.QIcon(str(ASSET)))
# RIGHT MENU
right_menu = QtWidgets.QMenu()
right_menu.addAction("Launch App", self.start_app_launcher)
right_menu.addAction("Search Files", self.start_file_search)
right_menu.addAction("Search Web", self.start_web_search)
self.dukto_peers_menu_right = right_menu.addMenu("Dukto")
self.dukto_peers_menu_right.setEnabled(False)
right_menu.addSeparator()
right_menu.addAction("Check for updates", self.update_git)
if restart:
right_menu.addAction("Restart", self.restart_application)
right_menu.addAction("Hide/Show", self.toggle_visible)
right_menu.addSeparator()
if not no_quit:
right_menu.addAction("Quit", self.quit_application)
self.tray.setContextMenu(right_menu)
self.tray.activated.connect(self.handle_tray_activated)
self.tray.show()
# LEFT MENU
self.left_menu = QtWidgets.QMenu()
self.left_menu.addAction("Launch App", self.start_app_launcher)
self.left_menu.addAction("Search Files", self.start_file_search)
self.left_menu.addAction("Search Web", self.start_web_search)
self.dukto_peers_menu_left = self.left_menu.addMenu("Dukto")
self.dukto_peers_menu_left.setEnabled(False)
# Dukto peer menu storage
self.dukto_peer_menus = {}
# always on top timer
self.stay_on_top_timer = QtCore.QTimer(self)
self.stay_on_top_timer.timeout.connect(self.ensure_on_top)
self.stay_on_top_timer.start(1000)
# Super key
self.show_menu_signal.connect(self.show_menu)
self.start_hotkey_listener()
# Init Dukto Protocol
self.init_dukto()
def init_dukto(self):
self.dukto = DuktoProtocol()
# Connect signals to slots
self.peer_added_signal.connect(self.add_dukto_peer_slot)
self.peer_removed_signal.connect(self.remove_dukto_peer_slot)
self.incoming_connection_signal.connect(self.handle_incoming_transfer_slot)
self.dukto_error_signal.connect(self.handle_dukto_error_slot)
self.transfer_progress_signal.connect(self.update_transfer_progress_slot)
self.transfer_complete_signal.connect(self.finish_transfer_slot)
self.text_received_signal.connect(self.show_received_text_slot)
# Assign callbacks that emit signals
self.dukto.on_peer_added = lambda peer: self.peer_added_signal.emit(peer)
self.dukto.on_peer_removed = lambda peer: self.peer_removed_signal.emit(peer)
self.dukto.on_incoming_connection = lambda ip, conn: self.incoming_connection_signal.emit(ip, conn)
self.dukto.on_error = lambda msg: self.dukto_error_signal.emit(msg)
def on_receive_start(sender_ip):
peer_name = self.dukto.peers.get(sender_ip, Peer(sender_ip, sender_ip)).signature
# Use QTimer to ensure this runs on the main thread
QtCore.QTimer.singleShot(0, lambda: self.start_transfer_progress_slot(f"Receiving from {peer_name}..."))
self.dukto.on_receive_start = on_receive_start
self.dukto.on_transfer_progress = lambda total, current: self.transfer_progress_signal.emit(current, total)
self.dukto.on_receive_complete = lambda files, size: self.transfer_complete_signal.emit("Files received successfully!")
self.dukto.on_send_complete = lambda files: self.transfer_complete_signal.emit("Files sent successfully!")
self.dukto.on_receive_text = lambda text, size: self.text_received_signal.emit(
self.dukto.peers.get("unknown", Peer("unknown", "An unknown user")).signature, text
)
self.dukto.initialize()
self.dukto.say_hello()
def show_menu(self):
self.left_menu.popup(QtGui.QCursor.pos())
def on_press(self, key):
if self.super_menu:
if key == keyboard.Key.cmd:
self.show_menu_signal.emit()
def start_hotkey_listener(self):
self.listener = keyboard.Listener(on_press=self.on_press)
self.listener.start()
def closeEvent(self, event):
self.listener.stop()
super().closeEvent(event)
def ensure_on_top(self):
if self.isVisible():
self.raise_()
def showEvent(self, event):
super().showEvent(event)
self.raise_()
def mousePressEvent(self, event: QtGui.QMouseEvent):
if event.button() == QtCore.Qt.LeftButton: #type: ignore
self.left_menu.popup(event.globalPosition().toPoint())
elif event.button() == QtCore.Qt.RightButton: #type: ignore
self.tray.contextMenu().popup(event.globalPosition().toPoint())
def handle_tray_activated(self, reason):
if reason == QtWidgets.QSystemTrayIcon.ActivationReason.Trigger:
self.left_menu.popup(QtGui.QCursor.pos())
def toggle_visible(self):
self.setVisible(not self.isVisible())
def start_app_launcher(self):
self.app_launcher_dialog = AppLauncherDialog(self)
self.app_launcher_dialog.move(QtGui.QCursor.pos())
self.app_launcher_dialog.show()
def start_file_search(self):
dialog = QtWidgets.QInputDialog(self)
dialog.setWindowTitle("File Search")
dialog.setLabelText("Enter search pattern:")
dialog.move(QtGui.QCursor.pos())
ok = dialog.exec()
pattern = dialog.textValue()
if ok and pattern:
try:
QtWidgets.QApplication.setOverrideCursor(QtCore.Qt.WaitCursor) #type: ignore
results = find(pattern, root='~')
except RuntimeError as e:
QtWidgets.QMessageBox.critical(self, "Search Error", str(e))
return
finally:
QtWidgets.QApplication.restoreOverrideCursor()
if results:
self.results_dialog = FileSearchResults(results, self)
self.results_dialog.show()
else:
reply = QtWidgets.QMessageBox.question(self, "No Results", "Sorry, I couldn't find anything in your home folder. Would you like me to search the root folder?",
QtWidgets.QMessageBox.StandardButton.Yes | QtWidgets.QMessageBox.StandardButton.No, QtWidgets.QMessageBox.StandardButton.No)
if reply == QtWidgets.QMessageBox.StandardButton.Yes:
try:
QtWidgets.QApplication.setOverrideCursor(QtCore.Qt.WaitCursor) # type: ignore
results = find(pattern, root='/')
except RuntimeError as e:
QtWidgets.QMessageBox.critical(self, "Search Error", str(e))
return
finally:
QtWidgets.QApplication.restoreOverrideCursor()
if results:
self.results_dialog = FileSearchResults(results, self)
self.results_dialog.show()
else:
QtWidgets.QMessageBox.information(self, "No Results", "Sorry, I couldn't find anything in the root folder either.")
def start_web_search(self):
dialog = QtWidgets.QInputDialog(self)
dialog.setWindowTitle("Web Search")
dialog.setLabelText("Enter search query:")
dialog.move(QtGui.QCursor.pos())
ok = dialog.exec()
query = dialog.textValue()
if ok and query:
try:
QtWidgets.QApplication.setOverrideCursor(QtCore.Qt.WaitCursor) #type: ignore
leta = MullvadLetaWrapper(engine="brave")
results = leta.search(query)
if results and results.get('results'):
self.web_results_dialog = WebSearchResults(results, self)
self.web_results_dialog.show()
else:
QtWidgets.QMessageBox.information(self, "No Results", "No web search results found.")
except Exception as e:
QtWidgets.QMessageBox.critical(self, "Search Error", str(e))
finally:
QtWidgets.QApplication.restoreOverrideCursor()
def update_git(self):
update_available = is_update_available()
if not update_available:
QtWidgets.QMessageBox.information(self, "No Updates", "You are already on the latest version.")
return
else:
reply = QtWidgets.QMessageBox.question(self, "Update Available",
"An update is available. Would you like to download and install it now?",
QtWidgets.QMessageBox.StandardButton.Yes | QtWidgets.QMessageBox.StandardButton.No,
QtWidgets.QMessageBox.StandardButton.Yes)
if reply == QtWidgets.QMessageBox.StandardButton.No:
return
status, message = update_repository()
if status == "UPDATED":
reply = QtWidgets.QMessageBox.question(self, "Update Successful",
f"{message}\n\nWould you like to restart now to apply the changes?",
QtWidgets.QMessageBox.StandardButton.Yes | QtWidgets.QMessageBox.StandardButton.No,
QtWidgets.QMessageBox.StandardButton.Yes)
if reply == QtWidgets.QMessageBox.StandardButton.Yes:
self.restart_application()
elif status == "FAILED":
QtWidgets.QMessageBox.critical(self, "Update Failed", message)
def restart_application(self):
self.dukto.shutdown()
presence.end()
args = [sys.executable] + sys.argv
subprocess.Popen(args)
QtWidgets.QApplication.quit()
def quit_application(self):
self.dukto.shutdown()
QtWidgets.QApplication.quit()
# --- Dukto Slots ---
def add_dukto_peer_slot(self, peer: Peer):
if not self.dukto_peers_menu_left.isEnabled():
self.dukto_peers_menu_left.setEnabled(True)
self.dukto_peers_menu_right.setEnabled(True)
peer_menu_left = QtWidgets.QMenu(peer.signature, self.dukto_peers_menu_left)
peer_menu_right = QtWidgets.QMenu(peer.signature, self.dukto_peers_menu_right)
for menu in [peer_menu_left, peer_menu_right]:
send_files_action = menu.addAction("Send Files...")
send_files_action.triggered.connect(lambda: self.send_files_to_peer(peer))
send_text_action = menu.addAction("Send Text...")
send_text_action.triggered.connect(lambda: self.send_text_to_peer(peer))
self.dukto_peers_menu_left.addMenu(peer_menu_left)
self.dukto_peers_menu_right.addMenu(peer_menu_right)
self.dukto_peer_menus[peer.address] = (peer_menu_left, peer_menu_right)
def remove_dukto_peer_slot(self, peer: Peer):
if peer.address in self.dukto_peer_menus:
menus = self.dukto_peer_menus.pop(peer.address)
self.dukto_peers_menu_left.removeAction(menus[0].menuAction())
self.dukto_peers_menu_right.removeAction(menus[1].menuAction())
if not self.dukto_peer_menus:
self.dukto_peers_menu_left.setEnabled(False)
self.dukto_peers_menu_right.setEnabled(False)
def handle_incoming_transfer_slot(self, sender_ip: str, conn: socket.socket):
peer = self.dukto.peers.get(sender_ip)
peer_name = peer.signature if peer else sender_ip
reply = QtWidgets.QMessageBox.question(self, "Incoming Transfer",
f"Accept incoming files from {peer_name}?",
QtWidgets.QMessageBox.StandardButton.Yes | QtWidgets.QMessageBox.StandardButton.No,
QtWidgets.QMessageBox.StandardButton.Yes)
if reply == QtWidgets.QMessageBox.StandardButton.Yes:
self.dukto.start_receiving(conn, sender_ip)
else:
conn.close()
def send_files_to_peer(self, peer: Peer):
file_dialog = QtWidgets.QFileDialog(self)
file_dialog.setFileMode(QtWidgets.QFileDialog.FileMode.ExistingFiles)
if file_dialog.exec():
files = file_dialog.selectedFiles()
if files:
self.start_transfer_progress_slot(f"Sending to {peer.signature}...")
self.dukto.send_file(peer.address, files, peer.port)
def send_text_to_peer(self, peer: Peer):
text, ok = QtWidgets.QInputDialog.getMultiLineText(self, "Send Text", f"Enter text to send to {peer.signature}:")
if ok and text:
self.dukto.send_text(peer.address, text, peer.port)
def handle_dukto_error_slot(self, message: str):
QtWidgets.QMessageBox.critical(self, "Dukto Error", message)
if self.progress_dialog:
self.progress_dialog.close()
self.progress_dialog = None
def start_transfer_progress_slot(self, title: str):
self.progress_dialog = QtWidgets.QProgressDialog(title, "Cancel", 0, 100, self)
self.progress_dialog.setWindowModality(QtCore.Qt.WindowModality.WindowModal)
self.progress_dialog.setValue(0)
self.progress_dialog.show()
def update_transfer_progress_slot(self, current: int, total: int):
if self.progress_dialog:
self.progress_dialog.setMaximum(total)
self.progress_dialog.setValue(current)
def finish_transfer_slot(self, message: str):
if self.progress_dialog:
self.progress_dialog.close()
self.progress_dialog = None
QtWidgets.QMessageBox.information(self, "Transfer Complete", message)
def show_received_text_slot(self, sender_name: str, text: str):
QtWidgets.QMessageBox.information(self, f"Text from {sender_name}", text)
def main():
app = QtWidgets.QApplication(sys.argv)
app.setApplicationName("CLARA")
restart = "--restart" in sys.argv
no_quit = "--no-quit" in sys.argv
super_menu = not "--no-super" in sys.argv
pet = MainWindow(restart=restart, no_quit=no_quit, super_menu=super_menu)
presence.start()
# bottom right corner
screen_geometry = app.primaryScreen().availableGeometry()
pet_geometry = pet.frameGeometry()
x = screen_geometry.width() - pet_geometry.width()
y = screen_geometry.height() - pet_geometry.height()
pet.move(x, y)
pet.show()
app.aboutToQuit.connect(presence.end)
app.aboutToQuit.connect(pet.dukto.shutdown)
sys.exit(app.exec())
if __name__ == "__main__":
main()