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"""
Copyright 2023 Suchinton Chakravarty
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
"""
import sys
import os
from PyQt5 import uic, QtCore, QtWidgets
from PyQt5.QtWidgets import QApplication, QPushButton, QWidget
from functools import partial
from PyQt5 import QtGui
from PyQt5.QtCore import Qt
current_dir = os.path.dirname(os.path.abspath(__file__))
Form, Base = uic.loadUiType(os.path.join(current_dir, "Main_Window.ui"))
from extras.UI_Handeler import *
from Widgets.Dashboard import Dashboard
class MainWindow(Base, Form):
"""
The main window of the AGL Demo Control Panel application.
Inherits from the Base and Form classes.
"""
# signal to stop the thread
stop_thread_signal = QtCore.pyqtSignal()
start_thread_signal = QtCore.pyqtSignal()
def __init__(self, parent=None):
"""
Initializes the MainWindow object.
Sets up the UI, window flags, and geometry.
Connects signals and slots for window controls and widget navigation.
Initializes the Dashboard object and connects its signals.
"""
super(self.__class__, self).__init__(parent)
self.setupUi(self)
self.setWindowFlags(QtCore.Qt.FramelessWindowHint)
self.setAttribute(QtCore.Qt.WA_TranslucentBackground)
self.setStyle(QtWidgets.QStyleFactory.create('Fusion'))
self.headerContainer = self.findChild(QWidget, 'headerContainer')
self.headerContainer.DoubleClickMaximize = lambda: UI_Handeler.toggleMaximized(self)
self.headerContainer.mouseMoveEvent = lambda event: UI_Handeler.moveWindow(self, event)
self.headerContainer.mousePressEvent = lambda event: UI_Handeler.mousePressEvent(self, event)
self.headerContainer.mouseReleaseEvent = lambda event: UI_Handeler.mouseReleaseEvent(self, event)
self.leftMenuSubContainer = self.findChild(QWidget, 'leftMenuSubContainer')
self.dashboardButton = self.findChild(QPushButton, 'dashboardButton')
UI_Handeler.Hide_Navbar(self,bool_arg=True)
self.stackedWidget.currentChanged.connect(lambda: UI_Handeler.subscribe_VSS_Signals(self) if UI_Handeler.set_instance(self) else None)
self.notificationContent = self.findChild(QWidget, 'notificationContent')
# Window Controls
closeButton = self.findChild(QPushButton, 'closeBtn')
minimizeButton = self.findChild(QPushButton, 'minimizeBtn')
maximizeButton = self.findChild(QPushButton, 'maximizeBtn')
# make the close button also end all threads
closeButton.clicked.connect(lambda: [self.close(), self.stop_thread_signal.emit()])
minimizeButton.clicked.connect(self.showMinimized)
maximizeButton.clicked.connect(lambda: UI_Handeler.toggleMaximized(self))
# Widget Navigation
Navigation_buttons = ( self.dashboardButton,
self.icButton,
self.hvacButton,
self.steeringCtrlButton,
self.settingsBtn)
NavigationButtons = QtWidgets.QButtonGroup(self)
NavigationButtons.setExclusive(True)
for i, button in enumerate(Navigation_buttons):
button.setCheckable(True)
NavigationButtons.addButton(button)
button.clicked.connect(partial(UI_Handeler.animateSwitch, self, i))
self.stackedWidget.currentChanged.connect(self.handleChangedPage)
self.stop_thread_signal.connect(self.stackedWidget.widget(0).feed_kuksa.stop)
self.stackedWidget.setCurrentIndex(0)
self.dashboardButton.setChecked(True)
UI_Handeler.Hide_Navbar(self,bool_arg=False)
self.Dashboard = Dashboard()
self.Dashboard.tileClickedSignal.connect(self.handleTileClicked)
self.current_page = self.stackedWidget.currentIndex()
def handleTileClicked(self):
"""
Handles the tile clicked signal from the Dashboard object.
Shows the navbar.
"""
UI_Handeler.Hide_Navbar(self,bool_arg=False)
def handleChangedPage(self, index):
"""
Handles the change of pages in the stacked widget.
Stops the previous thread and starts the new one.
If the index is 0, the navbar is not hidden. Otherwise, it is hidden.
"""
if index == 0:
UI_Handeler.Hide_Navbar(self,bool_arg=False)
else:
UI_Handeler.Hide_Navbar(self,bool_arg=True)
try:
self.stop_thread_signal.connect(self.stackedWidget.widget(self.current_page).feed_kuksa.stop)
self.stop_thread_signal.emit()
except:
pass
self.current_page = self.stackedWidget.currentIndex()
try:
self.start_thread_signal.connect(self.stackedWidget.widget(self.current_page).feed_kuksa.start)
self.start_thread_signal.emit()
except:
pass
if __name__ == '__main__':
app = QApplication(sys.argv)
app.setApplicationName("AGL Demo Control Panel")
app.setWindowIcon(QtGui.QIcon(':/Images/Images/Automotive_Grade_Linux_logo.svg'))
window = MainWindow()
window.show()
sys.exit(app.exec_())
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