dialoguer/examples/select.rs at e7fa91786aba572963e645086febe050b30a73a3 · console-rs/dialoguer · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
use console::style;
use dialoguer::{theme::ColorfulTheme, Select};

fn main() {
    let selections = &[
        "Ice Cream",
        "Vanilla Cupcake",
        "Chocolate Muffin",
        "A Pile of sweet, sweet mustard",
    ];

    let selection = Select::with_theme(&ColorfulTheme::default())
        .with_prompt("Pick your flavor")
        .default(0)
        .items(&selections[..])
        .interact()
        .unwrap();

    println!("Enjoy your {}!", selections[selection]);

    let selection = Select::with_theme(&ColorfulTheme::default())
        .with_prompt("Optionally pick your flavor")
        .default(0)
        .items(&selections[..])
        .interact_opt()
        .unwrap();

    if let Some(selection) = selection {
        println!("Enjoy your {}!", selections[selection]);
    } else {
        println!("You didn't select anything!");
    }

    let theme = ColorfulTheme {
        header: style("-----------------------".to_string()).for_stderr(),
        footer: style("-----------------------".to_string()).for_stderr(),
        ..ColorfulTheme::default()
    };
    let selection = Select::with_theme(&theme)
        .with_prompt("Pick your flavor, hint it might be on the second page")
        .default(0)
        .max_length(2)
        .items(&selections[..])
        .interact()
        .unwrap();

    println!("Enjoy your {}!", selections[selection]);
}