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這篇文章主要介紹pyqt5多線程如何初始化,文中介紹的非常詳細(xì),具有一定的參考價(jià)值,感興趣的小伙伴們一定要看完!
如下所示:
# -*- coding: utf-8 -*- import sys from PyQt5.QtCore import QThread, pyqtSignal from PyQt5.QtWidgets import QApplication, QMainWindow, QWidget, QMessageBox, \ QPushButton, QLineEdit, QLabel, QToolTip, QComboBox, QTextEdit class MyBeautifulClass(QMainWindow): def __init__(self): super(MyBeautifulClass, self).__init__() self.init_ui() def init_ui(self): self.resize(1000, 800) self.setWindowTitle('Demo of PyQt5 QThread') self.btn_1 = QPushButton('start', self) self.btn_1.setGeometry(100, 100, 100, 50) self.btn_1.clicked.connect(self.slot_btn_1) self.linEdit_2 = QLineEdit(self) self.linEdit_2.setGeometry(100, 400, 300, 50) def slot_btn_1(self): self.mbt = MyBeautifulThread() self.mbt.trigger.connect(self.slot_thread) self.mbt.start() def say_love(self): print('say love') def slot_thread(self, msg_1, msg_2): self.linEdit_2.setText(msg_1 + msg_2) class MyBeautifulThread(QThread): trigger = pyqtSignal(str, str) def __init__(self): super(MyBeautifulThread, self).__init__() def run(self): w = MyBeautifulClass() w.say_love() self.trigger.emit('Lo', 've') def main(): app = QApplication(sys.argv) w = MyBeautifulClass() w.show() sys.exit(app.exec_()) if __name__ == '__main__': main()
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