Created a more scalable file structure with modular elements

src/app/mod.rs

@@ -0,0 +1,15 @@
+mod ui;
+
+/// Stuct to store the state of the running application
+pub struct App {
+    name: String
+}
+
+impl Default for App {
+    /// Creates the default startup state for the app;
+    fn default() -> Self {
+        Self {
+            name: "Hello, World!".to_owned()
+        }
+    }
+}

src/app/ui/mod.rs

@@ -0,0 +1,9 @@
+use crate::app::App;
+
+impl eframe::App for App {
+    fn update(&mut self, ctx: &egui::Context, _frame: &mut eframe::Frame) {
+        egui::CentralPanel::default().show(ctx, |ui| {
+            ui.heading(&self.name);
+        });
+    }
+}

src/main.rs

@@ -2,38 +2,24 @@
 
 use eframe::egui;
 
+mod app;
+use app::App;
+
 fn main() -> Result<(), eframe::Error> {
     // Log to stdout (if you run with `RUST_LOG=debug`).
     tracing_subscriber::fmt::init();
 
+    // Setup the options for the default window
     let options = eframe::NativeOptions {
         initial_window_size: Some(egui::vec2(150.0, 50.0)),
         resizable: false,
         ..Default::default()
     };
+
+    //Start rendering and run the application
     eframe::run_native(
         "egui-template",
         options,
-        Box::new(|_cc| Box::new(MyApp::default())),
+        Box::new(|_cc| Box::new(App::default())),
     )
 }
-
-struct MyApp {
-    name: String
-}
-
-impl Default for MyApp {
-    fn default() -> Self {
-        Self {
-            name: "Hello, World!".to_owned()
-        }
-    }
-}
-
-impl eframe::App for MyApp {
-    fn update(&mut self, ctx: &egui::Context, _frame: &mut eframe::Frame) {
-        egui::CentralPanel::default().show(ctx, |ui| {
-            ui.heading(&self.name);
-        });
-    }
-}