Modern Python Standard Library Cookbook

How to do it...

For this recipe, perform the following steps:

1. We will make a MessageBox.show method which we can use to show a message box whenever we need it. The MessageBox class will be able to show message boxes with just OK or OK/cancel buttons:

import curses
import textwrap
import itertools


class MessageBox(object):
    @classmethod
    def show(cls, message, cancel=False, width=40):
        """Show a message with an Ok/Cancel dialog.

        Provide ``cancel=True`` argument to show a cancel button  too. Returns the user selected choice: - 0 = Ok - 1 = Cancel """ dialog = MessageBox(message, width, cancel) return curses.wrapper(dialog._show) def __init__(self, message, width, cancel): self._message = self._build_message(width, message) self._width = width ...