#!/usr/bin/python3
# -*- coding: utf-8 -*-

import sys
from PyQt5.QtWidgets import (QWidget, QToolTip, QPushButton, QMessageBox, QApplication)
from PyQt5.QtGui import QFont, QFontDatabase
from PyQt5.QtGui import QIcon
from PyQt5 import QtGui


class PortablePony(QWidget):

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

        self.initUI()


    def initUI(self):
        QToolTip.setFont(QFont('SansSerif', 10))

        self.setToolTip('<b>Портативная поняшка</b>')

        self.resize(250, 150)
        self.left_bottom()

        self.setWindowTitle('Портативная поняшка')
        self.setWindowIcon(QIcon('pinkie.png'))

        self.show()

        def left_bottom(self):
            qr = self.frameGeometry()
            cp = QDesktopWidget().availableGeometry().center()
            qr.moveCenter(cp)
            self.move(qr.topLeft())

        def closeEvent(self, event):
            reply = QMessageBox.question(self, 'Message',
                "Закрыть Портативную поняшку?", QMessageBox.Yes |
                QMessageBox.No, QMessageBox.No)

            if reply == QMessageBox.Yes:
                event.accept()
            else:
                event.ignore()


if __name__ == '__main__':

    app = QApplication(sys.argv)
    pony = PortablePony()
    sys.exit(app.exec_())