[第18期]Use PyQt and Qt Designer to implement GUI of Calculator/使用PyQt與Qt Designer製作計算機圖形介面

This video introduce how to use PyQt and Qt Designer to implement GUI of Calculator.

Including:

1. Use Qt Designer to design User Interface 

2. Load UI file 

3. Connect “Signal”and “Slot” 

• Use Signal/Slot Editor in Qt Designer中
• Use connect() Method to connect Signal and Slot

4. Make a calculator with Button, LineEdit and Label

本視頻介紹如何使用PyQt與Qt Designer製作計算機圖形介面，內容包含:

1. 使用Qt Designer設計介面 

2. 在PyQt中載入UI檔 

3. 連接"信號"與"槽" 

• 在Qt Designer中使用Signal/Slot Editor
• 在程式中使用connect()方法連結Signal和Slot

4. 使用按鈕、文字輸入與標籤來製作計算機

(2022/10/13) Updated Video/更新的視頻

PyQt Template模板

	import sys from PyQ t5 import QtWidgets, uic
	class MainWindow(QtWidgets.QMainWindow):
	def __init__(self, *args, **kwargs):
	super(MainWindow, self).__init__(*args, **kwargs)
	#Load the UI Page by PyQt5
	uic.loadUi("ui name.ui", self)
	self.setWindowTitle("ui title")
	def main():
	app = QtWidgets.QApplication(sys.argv)
	main = MainWindow()
	main.show()
	sys.exit(app.exec())
	if __name__ == '__main__':
	main()