2-statusbar.py

#! /usr/bin/env python3
# statusbar 实验

import sys
from PyQt4 import QtGui


class Example(QtGui.QMainWindow):

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

        self.initUI()


    def initUI(self):

        exitAction = QtGui.QAction(QtGui.QIcon('exit24.png'), '&Exit', self)
        exitAction.setShortcut('Ctrl+Q')
        exitAction.setStatusTip('Exit application')
        exitAction.triggered.connect(QtGui.qApp.quit)

        self.toolbar = self.addToolBar('Exit')
        self.toolbar.addAction(exitAction)
        self.statusBar()
        self.statusBar().showMessage('where is file menu?')

        menubar = self.menuBar()
        fileMenu = menubar.addMenu('&File')
        fileMenu.addAction(exitAction)

        self.setGeometry(300, 100, 450, 450)
        self.setWindowTitle('First StatusBar')
        self.show()


def main():
    app = QtGui.QApplication(sys.argv)
    ex = Example()
    sys.exit(app.exec_())


if __name__ == '__main__':
    main()