QMenu

class QMenu

Context QMenu

#!/usr/bin/env python3

import sys
from PyQt5.QtWidgets import (QMainWindow, qApp, QMenu, QApplication,
  QVBoxLayout, QWidget, QLabel)


class Example(QMainWindow):

  def __init__(self):
    super().__init__()

    self.setGeometry(300, 300, 300, 200)
    self.setWindowTitle('Context Menu')
    layout = QVBoxLayout()

    # set central widget
    widget = QWidget()
    widget.setLayout(layout)
    self.setCentralWidget(widget)
    label = QLabel('Right Click for Context Menu')
    layout.addWidget(label)

    self.show()

  def contextMenuEvent(self, event):
    cmenu = QMenu(self)

    newAct = cmenu.addAction("New")
    openAct = cmenu.addAction("Open")
    quitAct = cmenu.addAction("Quit")
    action = cmenu.exec_(self.mapToGlobal(event.pos()))

    if action == newAct:
      print('New Clicked')
    elif action == openAct:
      print('Open Clicked')
    elif action == quitAct:
      print('Quit Clicked')
        qApp.quit()


app = QApplication(sys.argv)
ex = Example()
sys.exit(app.exec_())