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https://github.com/FliegendeWurst/cursive.git
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f28ac264f1
Update examples to use it.
38 lines
1.3 KiB
Rust
38 lines
1.3 KiB
Rust
extern crate cursive;
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use cursive::prelude::*;
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use cursive::view::{Position, Offset};
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fn show_popup(siv: &mut Cursive) {
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// Let's center the popup horizontally, but offset it down a few rows
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siv.screen_mut()
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.add_layer_at(Position::new(Offset::Center, Offset::Parent(3)),
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Dialog::new(TextView::new("Tak!"))
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.button("Change", |s| {
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// Look for a view tagged "text". We _know_ it's there, so unwrap it.
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let view = s.find_id::<TextView>("text").unwrap();
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let content: String = view.get_content().chars().rev().collect();
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view.set_content(&content);
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})
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.dismiss_button("Ok"));
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}
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fn main() {
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let mut siv = Cursive::new();
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let content = "Press Q to quit the application.\n\nPress P to open the popup.";
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siv.add_global_callback('q', |s| s.quit());
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// Let's wrap the view to give it a recognizable ID, so we can look for it.
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// We add the P callback on the textview only (and not globally),
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// so that we can't call it when the popup is already visible.
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siv.add_layer(KeyEventView::new(IdView::new("text", TextView::new(content)))
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.register('p', |s| show_popup(s)));
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siv.run();
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}
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