在PyQt5 python中的拆分器控制柄上创建右键单击菜单

from PyQt5.QtWidgets import QApplication, QMainWindow, QSplitter, QMenu, QAction
from PyQt5.QtCore import Qt

class MainWindow(QMainWindow):
    def __init__(self):
        super().__init__()
        self.setWindowTitle("Splitter Example")
        
        splitter = QSplitter(Qt.Horizontal)
        self.setCentralWidget(splitter)

        splitter.handle(1).installEventFilter(self)
        
    def eventFilter(self, obj, event):
        if event.type() == event.MouseButtonPress and event.button() == Qt.RightButton:
            menu = QMenu(self)
            action1 = QAction("Action 1", self)
            action2 = QAction("Action 2", self)
            menu.addAction(action1)
            menu.addAction(action2)
            menu.exec_(event.globalPos())
            return True
        
        return super().eventFilter(obj, event)

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