main.py

import sys
import os
from PySide2 import QtCore, QtGui, QtWidgets
from PySide2.QtCore import Qt
from PySide2.QtWidgets import QPushButton, QLabel, QFrame, QProgressBar, QMainWindow, QApplication
from PySide2.QtWinExtras import QtWin
from win32mica import ApplyMica, MICAMODE
import darkdetect

from modules.blurwindow import ExtendFrameIntoClientArea, GlobalBlur
if darkdetect.isDark() == True:
    from dark import *
else:
    from light import *

class Template(QMainWindow):
    def __init__(self):
        QMainWindow.__init__(self)
        self.ui = Ui_MainWindow()
        self.ui.setupUi(self)

        #MICA FOR WINDOW
        hwnd = self.winId().__int__()
        mode = MICAMODE.DARK
        mode = MICAMODE.LIGHT
        mode = darkdetect.isDark()
        ApplyMica(hwnd, mode)

        #MICA FOR MENUS
        def ApplyMenuBlur(hwnd: int, window: self.ui.window):
            hwnd = int(hwnd)
            if darkdetect.isDark() == True:
                GlobalBlur(hwnd, Acrylic=True, hexColor="#21212140", Dark=True, smallCorners=True)
            else:
                GlobalBlur(hwnd, Acrylic=True, hexColor="#faf7f740", Dark=True, smallCorners=True)

        ApplyMenuBlur(self.ui.menuFile.winId().__int__(), self)
        ApplyMenuBlur(self.ui.actionNew.winId().__int__(), self)
        ApplyMenuBlur(self.ui.menuEdit.winId().__int__(), self)
        ApplyMenuBlur(self.ui.menuHelp.winId().__int__(), self)

        self.setAttribute(Qt.WA_TranslucentBackground)
        if QtWin.isCompositionEnabled():
            QtWin.extendFrameIntoClientArea(self, -1, -1, -1, -1)
        else:
            QtWin.resetExtendedFrame(self)

        #REMOVE TOPBAR IN TREEWIDGET
        self.ui.treeWidget.setHeaderHidden(True)

        #TRYING TO CHANGE MENU IN CALENDARWIDGET
        #self.ui.menu.setAttribute(Qt.WA_TranslucentBackground)
        #self.ui.menu.setWindowFlags(self.ui.menu.windowFlags() | Qt.FramelessWindowHint | Qt.NoDropShadowWindowHint)

        #CUSTOM LIST IN COMBOBOX
        self.ui.listview = QtWidgets.QListView()
        self.ui.comboBox.setView(self.ui.listview)

        self.ui.comboBox.view().window().setWindowFlags(Qt.Popup | Qt.FramelessWindowHint | Qt.NoDropShadowWindowHint)
        self.ui.comboBox.view().window().setAttribute(Qt.WA_TranslucentBackground)
        self.ui.comboBox.setCurrentIndex(-1)
        ApplyMenuBlur(self.ui.comboBox.view().window().winId().__int__(), self)

        #CUSTOM LIST IN FONTCOMBOBOX
        self.ui.listview2 = QtWidgets.QListView()
        self.ui.fontComboBox.setView(self.ui.listview2)

        self.ui.fontComboBox.view().window().setWindowFlags(Qt.Popup | Qt.FramelessWindowHint | Qt.NoDropShadowWindowHint)
        self.ui.fontComboBox.view().window().setAttribute(Qt.WA_TranslucentBackground)
        ApplyMenuBlur(self.ui.fontComboBox.view().window().winId().__int__(), self)

        #BUTTONS CLICK
        self.ui.disablebtn.clicked.connect(lambda: self.ui.window.setEnabled(False))
        self.ui.enablebtn.clicked.connect(lambda: self.ui.window.setEnabled(True))

        self.show()

if __name__ == "__main__":
    app = QApplication(sys.argv)
    centralwidget = Template()
    sys.exit(app.exec_())