#!/usr/bin/env python """ Colorcolumn 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 ColorColumn, 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. buff = Buffer() buff.text = LIPSUM # 1. The layout color_columns = [ ColorColumn(50), ColorColumn(80, style="bg:#ff0000"), ColorColumn(10, style="bg:#ff0000"), ] body = HSplit( [ Window(FormattedTextControl('Press "q" to quit.'), height=1, style="reverse"), Window(BufferControl(buffer=buff), colorcolumns=color_columns), ] ) # 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()