use tui;
use tui::layout;
use tui::block;
use tui::text;
let content1 = text(&"Sidebar content");
let content2 = text(&"Main content");
let sidebar = block(#border: &`All, #title: &line("Sidebar"), &content1);
let main = block(#border: &`All, #title: &line("Main"), &content2);
layout(
#direction: &`Horizontal,
&[
child(#constraint: `Percentage(30), sidebar),
child(#constraint: `Percentage(70), main)
]
)