#!/usr/bin/env python
"""
Cursorcolumn / cursorline example.
"""

from prompt_toolkit.application import Application
from prompt_toolkit.buffer import Buffer
from prompt_toolkit.key_binding import KeyBindings
from prompt_toolkit.layout.containers import HSplit, Window
from prompt_toolkit.layout.controls import BufferControl, FormattedTextControl
from prompt_toolkit.layout.layout import Layout

LIPSUM = """
Lorem ipsum dolor sit amet, consectetur adipiscing elit.  Maecenas
quis interdum enim. Nam viverra, mauris et blandit malesuada, ante est bibendum
mauris, ac dignissim dui tellus quis ligula. Aenean condimentum leo at
dignissim placerat. In vel dictum ex, vulputate accumsan mi. Donec ut quam
placerat massa tempor elementum. Sed tristique mauris ac suscipit euismod. Ut
tempus vehicula augue non venenatis. Mauris aliquam velit turpis, nec congue
risus aliquam sit amet. Pellentesque blandit scelerisque felis, faucibus
consequat ante. Curabitur tempor tortor a imperdiet tincidunt. Nam sed justo
sit amet odio bibendum congue. Quisque varius ligula nec ligula gravida, sed
convallis augue faucibus. Nunc ornare pharetra bibendum. Praesent blandit ex
quis sodales maximus."""

# Create text buffers. Cursorcolumn/cursorline are mostly combined with an
# (editable) text buffers, where the user can move the cursor.

buff = Buffer()
buff.text = LIPSUM

# 1. The layout
body = HSplit(
    [
        Window(FormattedTextControl('Press "q" to quit.'), height=1, style="reverse"),
        Window(BufferControl(buffer=buff), cursorcolumn=True, cursorline=True),
    ]
)


# 2. Key bindings
kb = KeyBindings()


@kb.add("q")
def _(event):
    "Quit application."
    event.app.exit()


# 3. The `Application`
application = Application(layout=Layout(body), key_bindings=kb, full_screen=True)


def run():
    application.run()


if __name__ == "__main__":
    run()
