PyQt5基础学习-pyqtSignal(str, int, int)(传递多个参数)

在构造信号的时候,构造多个参数的信号,构造槽函数时,允许接收多个输入的函数

CustomMultiSignal.py 

"""
自定义信号

pyqtSignal()
"""

from PyQt5.QtCore import *
class MyTypeSignal(QObject):
    #定义一个信号
    sendmsg = pyqtSignal(object)
    #定义多个参数信号
    sendmsg1 = pyqtSignal(str, int, int)
    #触发信号
    def run(self):
        self.sendmsg.emit("Hello PyQt5")

    def run1(self):
        self.sendmsg1.emit("hello", 3, 4)
#构造槽函数
class MySlot(QObject):
    def get(self, msg):
        print("信息:" + msg)

    def get1(self, msg, a, b):
        print(msg)
        print(a + b)

if __name__ == "__main__":
    send = MyTypeSignal()
    slot = MySlot()

    send.sendmsg.connect(slot.get)
    send.sendmsg1.connect(slot.get1)
    send.run()
    send.run1() 

    #断开连接
    send.sendmsg.disconnect(slot.get)
    send.run()

 

posted @ 2022-02-06 21:42  c语言我的最爱  阅读(2386)  评论(0编辑  收藏  举报