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Add j/k navigation to select example

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This commit is contained in:
Alexandre Bury 2017-08-23 17:05:31 -07:00
parent da6a92f508
commit 415d0bba96
1 changed files with 20 additions and 5 deletions
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25
examples/select.rs
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@ -1,9 +1,10 @@
extern crate cursive;
use cursive::Cursive;
use cursive::views::{Dialog, SelectView, TextView};
use cursive::align::HAlign;
use cursive::event::EventResult;
use cursive::traits::*;
use cursive::views::{Dialog, OnEventView, SelectView, TextView};
fn main() {
let mut select = SelectView::new().h_align(HAlign::Center);
@ -16,11 +17,24 @@ fn main() {
// Sets the callback for when "Enter" is pressed.
select.set_on_submit(show_next_window);
// Let's override the `j` and `k` keys for navigation
let select = OnEventView::new(select)
.on_pre_event_inner('k', |s| {
s.select_up(1);
Some(EventResult::Consumed(None))
})
.on_pre_event_inner('j', |s| {
s.select_down(1);
Some(EventResult::Consumed(None))
});
let mut siv = Cursive::new();
// Let's add a BoxView to keep the list at a reasonable size - it can scroll anyway.
siv.add_layer(Dialog::around(select.fixed_size((20, 10)))
.title("Where are you from?"));
siv.add_layer(
Dialog::around(select.fixed_size((20, 10)))
.title("Where are you from?"),
);
siv.run();
}
@ -29,6 +43,7 @@ fn main() {
fn show_next_window(siv: &mut Cursive, city: &str) {
siv.pop_layer();
let text = format!("{} is a great city!", city);
siv.add_layer(Dialog::around(TextView::new(text))
.button("Quit", |s| s.quit()));
siv.add_layer(
Dialog::around(TextView::new(text)).button("Quit", |s| s.quit()),
);
}