configSectionNameDialog.py 文件源码

def name_ok(self):
        ''' After stripping entered name, check that it is a  sensible
        ConfigParser file section name. Return it if it is, '' if not.
        '''
        name = self.name.get().strip()
        if not name: #no name specified
            tkMessageBox.showerror(title='Name Error',
                    message='No name specified.', parent=self)
        elif len(name)>30: #name too long
            tkMessageBox.showerror(title='Name Error',
                    message='Name too long. It should be no more than '+
                    '30 characters.', parent=self)
            name = ''
        elif name in self.used_names:
            tkMessageBox.showerror(title='Name Error',
                    message='This name is already in use.', parent=self)
            name = ''
        return name