[qt5] menubar + tip in statusbar

menubar.py

__author__ = 'tom'

import sys
from PyQt5.QtWidgets import QMainWindow, QAction, qApp, QApplication
from PyQt5.QtGui import QIcon


class Example(QMainWindow):
    def __init__(self):
        super().__init__()
        self.init_ui()

    def init_ui(self):
        exit_action = QAction(QIcon('quit.png'), '&Exit', self)
        exit_action.setShortcut('Ctrl+Q')
        exit_action.setStatusTip('Exit application')
        exit_action.triggered.connect(qApp.quit)

        self.statusBar()

        menu_bar = self.menuBar()
        file_menu = menu_bar.addMenu('&File')
        file_menu.addAction(exit_action)

        self.setGeometry(300, 300, 300, 200)
        self.setWindowTitle('Menu bar')
        self.show()


if __name__ == "__main__":
    app = QApplication(sys.argv)
    ex = Example()
    sys.exit(app.exec_())