use cursive::traits::*; use cursive::views::{Dialog, EditView, TextView}; use cursive::Cursive; fn main() { let mut siv = Cursive::default(); // Create a dialog with an edit text and a button. // The user can either hit the button, // or press Enter on the edit text. siv.add_layer( Dialog::new() .title("Enter your name") // Padding is (left, right, top, bottom) .padding((1, 1, 1, 0)) .content( EditView::new() // Call `show_popup` when the user presses `Enter` .on_submit(show_popup) // Give the `EditView` a name so we can refer to it later. .with_id("name") // Wrap this in a `BoxView` with a fixed width. // Do this _after_ `with_id` or the name will point to the // `BoxView` instead of `EditView`! .fixed_width(20), ) .button("Ok", |s| { // This will run the given closure, *ONLY* if a view with the // correct type and the given ID is found. let name = s .call_on_id("name", |view: &mut EditView| { // We can return content from the closure! view.get_content() }) .unwrap(); // Run the next step show_popup(s, &name); }), ); siv.run(); } // This will replace the current layer with a new popup. // If the name is empty, we'll show an error message instead. fn show_popup(s: &mut Cursive, name: &str) { if name.is_empty() { // Try again as many times as we need! s.add_layer(Dialog::info("Please enter a name!")); } else { let content = format!("Hello {}!", name); // Remove the initial popup s.pop_layer(); // And put a new one instead s.add_layer( Dialog::around(TextView::new(content)) .button("Quit", |s| s.quit()), ); } }