def run(self):
class ProcessRunnable(QRunnable):
def __init__(self, run_task):
super().__init__()
self.setAutoDelete(True)
self.task = run_task
self.results = []
def run(self):
print('processing...', self.task.filename)
if self.task.load_data():
print('data loaded...', self.task.filename)
else:
print('data not loaded...', self.task.filename)
# Emit signal that task may have results
self.task.results_ready.emit(QVariant(self.task))
print('BackgroundProcessForImporters starting load threads')
pool = QThreadPool()
# Disable expiration
pool.setExpiryTimeout(-1)
print('MaxThread count: ', pool.maxThreadCount())
# Starting all threads for importation
runnable_list = []
for task in self.tasks:
# Connect signals
task.update_progress.connect(self.update_current_task_progress)
# Add to list
runnable_list.append(ProcessRunnable(task))
# Connect results ready signals
task.results_ready.connect(self.results_ready)
# Start last inserted runnable
pool.start(runnable_list[-1], priority=QThread.NormalPriority)
# Wait for all runnable threads
if pool.waitForDone():
print('All threads done!')
def run(self): # 2. Implement run()
ui = Ui_MainWindow()
window = QMainWindow()
version = self.build_settings['version']
ui.setupUi(window)
window.setWindowTitle("HotelManagementSystem v" + version)
#Setup Charts for isolated UI editing
ui.chartView = QtChart.QChartView(window)
ui.chartView_2 = QtChart.QChartView(window)
ui.gridLayout_3 = QtWidgets.QGridLayout(ui.groupBox_2)
ui.gridLayout_3.addWidget(ui.chartView, 0, 0, 1, 1)
ui.gridLayout_4 = QtWidgets.QGridLayout(ui.groupBox_3)
ui.gridLayout_4.addWidget(ui.chartView_2, 0, 0, 1, 1)
window.showMaximized()
#Database connection, instead of sqlite3
db = QSqlDatabase('QSQLITE')
db.setDatabaseName(self.get_resource('hotel.db'))
model = QSqlTableModel(self.app, db)
#Threading
thrd = QThreadPool().globalInstance()
thrd.setExpiryTimeout(5)
hlist = ['Reserv. ID','Customer ID','Room #','From','To','Discount','Extension','Net Total']
worker = TableWorker(update_table("CurrentReservation", hlist, ui.current_res, db, model)) #We pass a function for the worker to execute
thrd.tryStart(worker)
#Setup Signals
ui.newRes.triggered.connect(lambda: self.new_res_dialog(db, ui, model))
ui.newRoom.triggered.connect(lambda: self.new_room_dialog(db))
ui.newService.triggered.connect(lambda: self.new_srv_dialog(db))
ui.newCustomer.triggered.connect(lambda: self.new_customer_dialog(db))
ui.cancelRes.triggered.connect(lambda: self.new_cancel_dialog(window, db,
ui.current_res.currentIndex(),
thrd, model, hlist, ui.current_res))
#TODO Add new dialog for adding/deleting services to a current Reservation
ui.current_res.doubleClicked.connect(lambda: self.new_addservice_dialog(window, db,
ui.current_res.currentIndex(), thrd))
return self.app.exec_() # 3. End run() with this line
