ERIC6 线程

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from PyQt5.QtCore import QThread, pyqtSignal

class RunThread(QThread):
    trigger = pyqtSignal()
    def __init__(self, parent=None):
        super(RunThread, self).__init__()
    def __del__(self):
        self.wait()
    def run(self):
        耗时主程序内容
        self.trigger.emit()


class Dialog(QDialog, Ui_Dialog):
    def __init__(self, parent=None):
        super(Dialog, self).__init__(parent)
        self.setupUi(self)
    
    def Work(self):
        self.thread = RunThread()
        self.thread.start()
        def w():   
            耗时主程序结束后内容
        self.thread.trigger.connect(w)


    @pyqtSlot()
    def on_pushButton_clicked(self):  
        self.Work()

if __name__ == "__main__":
    import sys
    app =QApplication(sys.argv)
    ui = Dialog()
    ui.show()
    sys.exit(app.exec_())