Update egui

src/window/about.rs

@@ -1,4 +1,4 @@
-use egui::{CentralPanel, Context, Image, ViewportBuilder, ViewportId};
+use egui::{CentralPanel, Image, Ui, ViewportBuilder, ViewportId};
 
 use super::AppWindow;
 
@@ -15,8 +15,8 @@ impl AppWindow for AboutWindow {
             .with_inner_size((300.0, 200.0))
     }
 
-    fn show(&mut self, ctx: &Context) {
-        CentralPanel::default().show(ctx, |ui| {
+    fn show(&mut self, ui: &mut Ui) {
+        CentralPanel::default().show_inside(ui, |ui| {
             ui.vertical_centered(|ui| {
                 ui.label("Lemur Virtual Boy Emulator");
                 ui.label(format!("Version {}", env!("CARGO_PKG_VERSION")));