diff --git a/src/main.rs b/src/main.rs
index e7a11a9..d2bdf56 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,3 +1,41 @@
+mod patch;
+
+use gtk4::prelude::*;
+use gtk4::{
+    Align,
+    Application,
+    ApplicationWindow,
+    Button
+};
+
 fn main() {
-    println!("Hello, world!");
+    let app = Application::new(Some("com.wyattjmiller.snespatcher"), Default::default());
+    app.connect_activate(build_ui);
+    app.run();
 }
+
+fn build_ui(app: &Application) {
+     let window = ApplicationWindow::builder()
+        .application(app)
+        .title("SNES Patcher")
+        .default_width(600)
+        .default_height(400)
+        .build();
+
+    let button = Button::builder()
+        .margin_top(10)
+        .margin_bottom(10)
+        .margin_start(10)
+        .margin_end(10)
+        .halign(Align::Center)
+        .valign(Align::Center)
+        .label("Click meh!")
+        .build();
+
+    button.connect_clicked( move |button| {
+        button.set_label("avery is gay");
+    });
+
+    window.set_child(Some(&button));
+    window.show();
+ }
\ No newline at end of file