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16. PyQt6 事件触发者

2023-10-17 python 233
import sys
from PyQt6.QtWidgets import QApplication, QMainWindow, QPushButton
from PyQt6.QtGui import QGuiApplication


class App(QMainWindow):

    def __init__(self):
        super().__init__()
        self.initUI()

    def initUI(self):
        self.setWindowTitle("PyQt6 事件触发者")

        btn1 = QPushButton("Button 1", self)
        btn1.move(30, 50)

        btn2 = QPushButton("Button 2", self)
        btn2.move(150, 50)

        btn1.clicked.connect(self.buttonClicked)
        btn2.clicked.connect(self.buttonClicked)

        self.statusBar()

        self.setGeometry(100, 100, 400, 300)
        self.center()

    def buttonClicked(self):
        sender = self.sender()

        msg = f'{sender.text()} 被按下'
        self.statusBar().showMessage(msg)

    def center(self):
        qr = self.frameGeometry()
        cp = QGuiApplication.primaryScreen().availableGeometry().center()
        qr.moveCenter(cp)
        self.move(qr.topLeft())


if __name__ == "__main__":
    app = QApplication(sys.argv)
    cls_app = App()
    cls_app.show()
    sys.exit(app.exec())


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