extern crate cursive;
use cursive::views::TextArea;
use cursive::Cursive;
use cursive_multiplex::Mux;
fn main() {
let mut siv = Cursive::default();
let mut mux = Mux::new();
let up = mux
.add_right_of(TextArea::new(), mux.root().build().unwrap())
.expect("Up failed");
let center = mux.add_below(TextArea::new(), up).expect("Center failed");
let _down = mux.add_below(TextArea::new(), center).expect("Down failed");
mux.set_focus(up);
siv.add_fullscreen_layer(mux);
siv.run();
}