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main.py
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main.py
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import sys
import os
import platform
from PySide2 import QtCore, QtGui, QtWidgets
from PySide2.QtCore import (QCoreApplication, QPropertyAnimation, QDate, QDateTime, QMetaObject, QObject, QPoint, QRect,
QSize, QTime, QUrl, Qt, QEvent)
from PySide2.QtGui import (QBrush, QColor, QConicalGradient, QCursor, QFont, QFontDatabase, QIcon, QKeySequence,
QLinearGradient, QPalette, QPainter, QPixmap, QRadialGradient)
from PySide2.QtWidgets import *
#import win32gui, win32con
# HIDE CONSOLE
# hide_console = win32gui.GetForegroundWindow()
# win32gui.ShowWindow(hide_console , win32con.SW_HIDE)
## MAIN MENU
from crud_db import get_user_db
from ui_login import *
from ui_splash_screen import *
from ui_main_window import Ui_MainWindow
counter = 0
class Login_Menu(QMainWindow):
def __init__(self):
QMainWindow.__init__(self)
self.ui = Ui_Login_Menu()
self.ui.setupUi(self)
## REMOVE TITLE BAR
self.setWindowFlag(QtCore.Qt.FramelessWindowHint)
self.setAttribute(QtCore.Qt.WA_TranslucentBackground)
self.show()
## FUNCTIONS
def showMessage(message):
self.ui.frame_error.show()
self.ui.label_error.setText(message)
def checkFields():
textUser = ""
textPassword = ""
# CHECK USER
if not self.ui.text_username.text():
textUserError = " User Empty. "
else:
textUserError = ""
# CHECK PASSWORD
if not self.ui.text_password.text():
textPasswordError = " Password Empty. "
else:
textPasswordError = ""
# CHECK FIELDS
if textUserError + textPasswordError != '':
text = textUserError + textPasswordError
showMessage(text)
else:
username = (self.ui.text_username.text())
password = (self.ui.text_password.text())
text, username_db, password_db = get_user_db(username)
user_verify(username, password, username_db, password_db)
def button_CloseClicked():
window.close()
def user_verify(username, password, username_db, password_db):
if username == username_db and password == password_db:
self.splash = SplashScreen()
self.splash.show()
self.close()
else:
text = 'Username or Password Incorrect'
showMessage(text)
#HIDE POPUP ERROR
self.ui.frame_error.hide()
self.ui.button_close.clicked.connect(button_CloseClicked)
self.ui.button_login.clicked.connect(checkFields)
self.ui.text_password.returnPressed.connect(checkFields)
#CLOSE POPUP ERROR
self.ui.button_close_popup.clicked.connect(lambda: self.ui.frame_error.hide())
## YOUR APPLICATION
########################################################################
class MainWindow(QMainWindow):
def __init__(self):
QMainWindow.__init__(self)
self.ui = Ui_MainWindow()
self.ui.setupUi(self)
# MAIN WINDOW LABEL
QtCore.QTimer.singleShot(1500, lambda: self.ui.label.setText("<strong>THANKS</strong> FOR WATCHING"))
QtCore.QTimer.singleShot(1500, lambda: self.setStyleSheet("background-color: #222; color: #FFF"))
## SPLASH SCREEN
#######################################################################
class SplashScreen(QMainWindow):
def __init__(self):
QMainWindow.__init__(self)
self.ui = Ui_SplashScreen()
self.ui.setupUi(self)
## UI ==> INTERFACE CODES
######################################################################
## REMOVE TITLE BAR
self.setWindowFlag(QtCore.Qt.FramelessWindowHint)
self.setAttribute(QtCore.Qt.WA_TranslucentBackground)
## DROP SHADOW EFFECT
self.shadow = QGraphicsDropShadowEffect(self)
self.shadow.setBlurRadius(20)
self.shadow.setXOffset(0)
self.shadow.setYOffset(0)
self.shadow.setColor(QColor(0, 0, 0, 60))
self.ui.dropShadowFrame.setGraphicsEffect(self.shadow)
## QTIMER ==> START
self.timer = QtCore.QTimer()
self.timer.timeout.connect(self.progress)
# TIMER IN MILLISECONDS
self.timer.start(35)
## CHANGE DESCRIPTION
# Initial Text
self.ui.label_description.setText("<strong>WELCOME</strong> TO HIFL")
# Change Texts
QtCore.QTimer.singleShot(1500, lambda: self.ui.label_description.setText("<strong>LOADING</strong> DATABASE"))
QtCore.QTimer.singleShot(3000, lambda: self.ui.label_description.setText("<strong>LOADING</strong> USER INTERFACE"))
## SHOW ==> MAIN WINDOW
########################################################################
self.show()
## ==> END ##
##==> APP FUNCTIONS
############################################################################
def progress(self):
global counter
# SET VALUE TO PROGRESS BAR
self.ui.progressBar.setValue(counter)
# CLOSE SPLASH SCREEN AND OPEN APP
if counter > 100:
# STOP TIMER
self.timer.stop()
# SHOW MAIN WINDOW
self.main = MainWindow()
self.main.show()
# CLOSE SPLASH SCREEN
self.close()
# INCREASE COUNTER
counter += 1
if __name__ == "__main__":
app = QApplication(sys.argv)
window = Login_Menu()
sys.exit(app.exec_())