egui/examples/popups/src/main.rs

53 lines
1.7 KiB
Rust

#![cfg_attr(not(debug_assertions), windows_subsystem = "windows")] // hide console window on Windows in release
#![allow(rustdoc::missing_crate_level_docs)] // it's an example
use eframe::egui::*;
fn main() -> Result<(), eframe::Error> {
env_logger::init(); // Log to stderr (if you run with `RUST_LOG=debug`).
let options = eframe::NativeOptions::default();
eframe::run_native("Popups", options, Box::new(|_| Ok(Box::<MyApp>::default())))
}
#[derive(Default)]
struct MyApp {
checkbox: bool,
number: u8,
}
impl eframe::App for MyApp {
fn update(&mut self, ctx: &eframe::egui::Context, _frame: &mut eframe::Frame) {
CentralPanel::default().show(ctx, |ui| {
ui.label("PopupCloseBehavior::CloseOnClickAway popup");
let response = ui.button("Open");
let popup_id = Id::new("popup_id");
if response.clicked() {
ui.memory_mut(|mem| mem.toggle_popup(popup_id));
}
popup_below_widget(
ui,
popup_id,
&response,
PopupCloseBehavior::CloseOnClickOutside,
|ui| {
ui.set_min_width(300.0);
ui.label("This popup will be open even if you click the checkbox");
ui.checkbox(&mut self.checkbox, "Checkbox");
},
);
ui.label("PopupCloseBehavior::CloseOnClick popup");
ComboBox::from_label("ComboBox")
.selected_text(format!("{}", self.number))
.show_ui(ui, |ui| {
for num in 0..10 {
ui.selectable_value(&mut self.number, num, format!("{num}"));
}
});
});
}
}