egui/examples/hello_android/src/lib.rs

51 lines
1.4 KiB
Rust

#![doc = include_str!("../README.md")]
use eframe::{egui, CreationContext};
#[cfg(target_os = "android")]
#[no_mangle]
fn android_main(app: winit::platform::android::activity::AndroidApp) {
// Log to android output
android_logger::init_once(
android_logger::Config::default().with_max_level(log::LevelFilter::Info),
);
let options = eframe::NativeOptions {
android_app: Some(app),
..Default::default()
};
eframe::run_native(
"My egui App",
options,
Box::new(|cc| Ok(Box::new(MyApp::new(cc)))),
)
.unwrap()
}
pub struct MyApp {
demo: egui_demo_lib::DemoWindows,
}
impl MyApp {
pub fn new(cc: &CreationContext) -> Self {
egui_extras::install_image_loaders(&cc.egui_ctx);
Self {
demo: egui_demo_lib::DemoWindows::default(),
}
}
}
impl eframe::App for MyApp {
fn update(&mut self, ctx: &egui::Context, _frame: &mut eframe::Frame) {
// Reserve some space at the top so the demo ui isn't hidden behind the android status bar
// TODO(lucasmerlin): This is a pretty big hack, should be fixed once safe_area implemented
// for android:
// https://github.com/rust-windowing/winit/issues/3910
egui::TopBottomPanel::top("status_bar_space").show(ctx, |ui| {
ui.set_height(32.0);
});
self.demo.ui(ctx);
}
}