diff --git a/.gitignore b/.gitignore
index 088ba6b..cbed4d7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,3 +8,5 @@ Cargo.lock
 
 # These are backup files generated by rustfmt
 **/*.rs.bk
+
+.idea/
diff --git a/Cargo.toml b/Cargo.toml
new file mode 100644
index 0000000..4a1f3f7
--- /dev/null
+++ b/Cargo.toml
@@ -0,0 +1,13 @@
+[package]
+name = "native-ui-gnome"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+native-ui-rs = { git = "https://github.com/Surferlul/native-ui-rs" }
+
+[dependencies.adw]
+package = "libadwaita"
+version = "0.1.1"
diff --git a/native-ui-gnome.iml b/native-ui-gnome.iml
new file mode 100644
index 0000000..2fecef3
--- /dev/null
+++ b/native-ui-gnome.iml
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="RUST_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
+      <excludeFolder url="file://$MODULE_DIR$/target" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>
\ No newline at end of file
diff --git a/src/lib.rs b/src/lib.rs
new file mode 100644
index 0000000..f00c659
--- /dev/null
+++ b/src/lib.rs
@@ -0,0 +1,161 @@
+#![feature(type_alias_impl_trait)]
+#![feature(type_ascription)]
+
+use adw::prelude::*;
+
+use adw::{ActionRow, Application, ApplicationWindow, HeaderBar};
+use adw::builders;
+use adw::builders::ApplicationWindowBuilder;
+use adw::gtk::{Box, ListBox, /*Native,*/ Orientation, SelectionMode};
+
+pub use native_ui_rs::abstracts;
+//use native_ui_rs::abstracts::ApplicationBuilder;
+
+enum NativeWidgetBuilder {
+    Window(builders::ApplicationWindowBuilder),
+}
+
+impl Into<builders::ApplicationWindowBuilder> for NativeWidgetBuilder {
+    fn into(self) -> ApplicationWindowBuilder {
+        match self {
+            NativeWidgetBuilder::Window(window) => window,
+            _ => panic!("Wrong NativeWidgetBuilder type"),
+        }
+    }
+}
+
+//enum NativeWidget {
+//    Window(ApplicationWindow)
+//}
+
+trait BuildWidget {
+    type Widget: IsA<adw::gtk::Widget>;
+    fn build(self) -> Self::Widget;
+}
+
+trait NativeWidgetBuild {
+    // creates NativeWidgetBuilder from abstracts::Widget
+    // fills in an many fields as possible
+    // returns NativeWidgetBuilder
+    fn native_builder(&self) -> NativeWidgetBuilder;
+}
+
+impl NativeWidgetBuild for abstracts::Window {
+    fn native_builder(&self) -> NativeWidgetBuilder {
+        let mut builder = ApplicationWindow::builder()
+                .title(self.title.as_str())
+                .default_width(self.width as i32)
+                .default_height(self.height as i32);
+        builder = match self.content.clone() {
+            Some(widget) => builder.content(
+                &widget.native_builder().build()
+            ),
+            None => builder,
+        };
+        NativeWidgetBuilder::Window(builder)
+    }
+}
+
+impl NativeWidgetBuild for abstracts::Widget {
+    #[allow(unconditional_recursion)]
+    fn native_builder(&self) -> NativeWidgetBuilder {
+        match self.clone() {
+            abstracts::Widget::Window(window) => {
+                window.content.unwrap().native_builder()
+            },
+            #[allow(unreachable_patterns)]
+            _ => panic!("Widget doesn't implement builder to native yet {:#?}", self)
+        }
+    }
+}
+
+impl BuildWidget for NativeWidgetBuilder {
+    type Widget = impl IsA<adw::gtk::Widget>;
+    fn build(self) -> Self::Widget {
+        match self {
+            NativeWidgetBuilder::Window(window) => window.build(),
+            #[allow(unreachable_patterns)]
+            _ => panic!("Native Widget build not implemented yet")
+        }
+    }
+}
+
+pub struct NativeApplication {
+    abst: abstracts::Application
+}
+
+impl NativeApplication {
+    pub fn new(abst: abstracts::Application) -> NativeApplication {
+        NativeApplication {
+            abst
+        }
+    }
+
+    pub fn run(&mut self) {
+        let application: Application = Application::builder()
+            .application_id("com.example.FirstAdwaitaApp")
+            .build();
+
+        let abst = self.abst.clone();
+
+        application.connect_activate(move |app| activate_application(app, &abst));
+
+        application.run();
+    }
+
+}
+
+fn activate_application(app: &Application, abst: &abstracts::Application) {
+    // ActionRows are only available in Adwaita
+    let row = ActionRow::builder()
+        .activatable(true)
+        .title("Click me")
+        .build();
+    row.connect_activated(|_| {
+        eprintln!("Clicked!");
+    });
+
+    let list = ListBox::builder()
+        .margin_top(32)
+        .margin_end(32)
+        .margin_bottom(32)
+        .margin_start(32)
+        .selection_mode(SelectionMode::None)
+        // makes the list look nicer
+        .css_classes(vec![String::from("boxed-list")])
+        .build();
+    list.append(&row);
+
+    // Combine the content in a box
+    let content = Box::new(Orientation::Vertical, 0);
+    // Adwaitas' ApplicationWindow does not include a HeaderBar
+    content.append(&HeaderBar::new());
+    content.append(&list);
+
+    let mut application_windows = Vec::new();
+    for window in &abst.main_windows {
+        let app_window = (window
+            .native_builder()
+            .into(): ApplicationWindowBuilder)
+            .application(app)
+            .content(&content)
+            .build();
+        app_window.show();
+        application_windows.push(app_window);
+    }
+}
+
+pub fn add(left: usize, right: usize) -> usize {
+    left + right
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn it_works() {
+        let result = add(2, 2);
+        assert_eq!(result, 4);
+    }
+}