egui/examples/popups/src/main.rs

56 lines
2.1 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::{CentralPanel, ComboBox, Popup, PopupCloseBehavior};
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,
numbers: [bool; 10],
}
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::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}"));
}
});
ui.label("PopupCloseBehavior::CloseOnClickOutside popup");
ComboBox::from_label("Ignore Clicks")
.close_behavior(PopupCloseBehavior::CloseOnClickOutside)
.selected_text("Select Numbers")
.show_ui(ui, |ui| {
ui.label("This popup will be open even if you click the checkboxes");
for (i, num) in self.numbers.iter_mut().enumerate() {
ui.checkbox(num, format!("Checkbox {}", i + 1));
}
});
ui.label("PopupCloseBehavior::IgnoreClicks popup");
let response = ui.button("Open");
Popup::menu(&response)
.close_behavior(PopupCloseBehavior::IgnoreClicks)
.show(|ui| {
ui.set_min_width(310.0);
ui.label("This popup will be open until you press the button again");
ui.checkbox(&mut self.checkbox, "Checkbox");
});
});
}
}