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#!/usr/bin/env python
"""
A simple example of a a text area displaying "Hello World!".
"""

from prompt_toolkit.application import Application
from prompt_toolkit.key_binding import KeyBindings
from prompt_toolkit.layout import Layout
from prompt_toolkit.widgets import Box, Frame, TextArea

# Layout for displaying hello world.
# (The frame creates the border, the box takes care of the margin/padding.)
root_container = Box(
    Frame(
        TextArea(
            text="Hello world!\nPress control-c to quit.",
            width=40,
            height=10,
        )
    ),
)
layout = Layout(container=root_container)


# Key bindings.
kb = KeyBindings()


@kb.add("c-c")
def _(event):
    "Quit when control-c is pressed."
    event.app.exit()


# Build a main application object.
application = Application(layout=layout, key_bindings=kb, full_screen=True)


def main():
    application.run()


if __name__ == "__main__":
    main()