PyQt5 PushButton悬停函数调用

from PyQt5.QtWidgets import QApplication, QPushButton, QWidget, QVBoxLayout
from PyQt5.QtCore import Qt

class HoverButton(QPushButton):
    def __init__(self, text, parent=None):
        super().__init__(text, parent)
        self.setMouseTracking(True)  # 启用鼠标跟踪

    def enterEvent(self, event):
        print("鼠标悬停在按钮上")
        self.hoverFunction()  # 调用悬停时要执行的函数

    def hoverFunction(self):
        # 这里放置你希望在鼠标悬停时执行的代码
        print("执行悬停函数")

class MyWindow(QWidget):
    def __init__(self):
        super().__init__()
        layout = QVBoxLayout(self)
        self.button = HoverButton("悬停我", self)
        layout.addWidget(self.button)

if __name__ == "__main__":
    app = QApplication([])
    window = MyWindow()
    window.show()
    app.exec_()