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  • pyqt 关闭事件

    __author__ = 'Administrator'
    
    import sys
    from  PyQt4 import QtGui
    
    class MessageBox(QtGui.QWidget):
        def __init__(self,parent=None):
            QtGui.QWidget.__init__(self,parent)
            self.setGeometry(300,300,250,150)
            self.setWindowTitle('messagebox')
        def closeEvent(self, event):
            reply=QtGui.QMessageBox.question(self,'Message',
                                             'Are you sure to quit?',QtGui.QMessageBox.Yes,
                                             QtGui.QMessageBox.No)
            if reply==QtGui.QMessageBox.Yes:
                event.accept()
            else:
                event.ignore()
    
    app=QtGui.QApplication(sys.argv)
    qb=MessageBox()
    qb.show()
    sys.exit(app.exec_())
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  • 原文地址:https://www.cnblogs.com/yufenghou/p/3776845.html
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