from PyQt5 import QtWidgets
from PyQt5.QtWidgets import QMessageBox

from decryptwindow import Ui_Dialog  # importing our generated file

import sys
import os

class mywindow(QtWidgets.QMainWindow):
    def __init__(self):
        super(mywindow, self).__init__()
        self.ui = Ui_Dialog()
        self.ui.setupUi(self)


    app = QtWidgets.QApplication([])
    application = mywindow()
    application.show()
    sys.exit(app.exec())

# Created by: PyQt5 UI code generator 5.11.3

from PyQt5 import QtCore, QtGui, QtWidgets
from PyQt5.QtWidgets import QApplication, QWidget, QPushButton, 
QInputDialog, QFileDialog, QListWidget, QMessageBox

from PyQt5.QtCore import pyqtSlot
import os
import configparser

from itertools import filterfalse
from pathlib import Path

import click
import PyPDF2

config = configparser.RawConfigParser()
config.read('config.ini')
path_val = config.get('DEFAULT', 'path')
browsetooltip = config.get('LANGUAGE', 'browsetooltip')
selectbutton = config.get('LANGUAGE', 'selectbutton')

if not os.path.exists(path_val):
    path_val = /Users


class Ui_Dialog(QWidget):
    def setupUi(self, Dialog):
        Dialog.setObjectName("Dialog")
        Dialog.resize(325, 269)
        self.directory = path_val
        self.BrowsepushButton = QtWidgets.QPushButton(Dialog)
        self.BrowsepushButton.setEnabled(True)
        self.BrowsepushButton.setGeometry(QtCore.QRect(240, 10, 75, 23))
        self.BrowsepushButton.setObjectName("BrowsepushButton")
        self.BrowsepushButton.setToolTip(browsetooltip)
        self.BrowsepushButton.clicked.connect(self.BrowsepushButton_on_click)
        self.fileslistWidget = QtWidgets.QListWidget(Dialog)
        self.fileslistWidget.setGeometry(QtCore.QRect(20, 10, 201, 171))
        self.fileslistWidget.setObjectName("fileslistWidget")
        # fill the fileslistWidget with the files from the folder 
        # The folder is taken from the config.ini
        for file_name in os.listdir(path_val):  
        self.fileslistWidget.addItem(file_name)   
        self.retranslateUi(Dialog)
        QtCore.QMetaObject.connectSlotsByName(Dialog)

    def retranslateUi(self, Dialog):
        _translate = QtCore.QCoreApplication.translate
        Dialog.setWindowTitle(_translate("Dialog", "PDF decrypt/Encrypt utility"))
        self.BrowsepushButton.setText(_translate("Dialog", selectbutton))

    def BrowsepushButton_on_click(self):
        # print('BrowsepushButton button clicked')

        self.directory = QtWidgets.QFileDialog.getExistingDirectory(self, "Choose the folder")
        if self.directory:  
            for file_name in os.listdir(self.directory):  
                self.fileslistWidget.addItem(file_name)  
            # update existing value in ini file with the self.directory
                config.set('DEFAULT', 'Path', self.directory)
            # save last selected folder back to config.ini
                with open('config.ini', 'w') as configfile:
                    config.write(configfile)

[DEFAULT]
path = /documents/files

[LANGUAGE]
browsetooltip = Click to Select the folder
selectbutton = Select folder

py2applet --make-setup main.py

""
This is a setup.py script generated by py2applet

Usage:
    python setup.py py2app
"""

from setuptools import setup

APP = ['main.py']
DATA_FILES = ['']
OPTIONS = {}

setup(
    app=APP,
    data_files=DATA_FILES,
    options={'py2app': OPTIONS},
    setup_requires=['py2app'],
)

python3 setup.py py2app

""
This is a setup.py script generated by py2applet

Usage:
    python setup.py py2app
"""

from setuptools import setup

APP = ['main.py']
DATA_FILES = ['config.ini']
OPTIONS = {}

setup(
    app=APP,
    data_files=DATA_FILES,
    options={'py2app': OPTIONS},
    setup_requires=['py2app'],
)

import pikepdf