from PyQt5 import QtWidgets, QtCore

from testqt.TEST_QT_FROM import Ui_Dialog

import sys

from PyQt5.QtCore import *

import time

# 继承QThread

class Runthread(QtCore.QThread):

    # python3,pyqt5与之前的版本有些不一样

    #  通过类成员对象定义信号对象

    _signal = pyqtSignal(str)

    def __init__(self):

        super(Runthread, self).__init__()

    def __del__(self):

        self.wait()

    def run(self):

        print("run 666")

        self._signal.emit("run 666"); # 信号发送

class TestQtFromC(QtWidgets.QWidget, Ui_Dialog):

    text =""

    def __init__(self):

        super(TestQtFromC, self).__init__()

        self.setupUi(self)

    #click

    def timer_click(self):

        self.thread = Runthread() # 创建线程

        self.thread._signal.connect(self.callbacklog) # 连接信号

        self.thread.start() # 开始线程

    # callback

    def callbacklog(self, msg):

        self.text =self.text+time.strftime("%Y-%m-%d %H:%M:%S ", time.localtime())+msg+ "\n"

        print(self.text)

        # 回调数据输出到文本框

        self.textEdit.setText(self.text);

if __name__ == "__main__":

    app = QtWidgets.QApplication(sys.argv)

    mTestQtFromC = TestQtFromC()

    mTestQtFromC.show()

    sys.exit(app.exec_())