Gtk+ Hello World.

Cargo.toml

@@ -2,5 +2,6 @@
 members = [
     "hammond-data",
     "hammond-cli",
-    "hammond-downloader"
+    "hammond-downloader",
+    "hammond-gtk"
 ]

hammond-gtk/Cargo.toml

@@ -0,0 +1,7 @@
+[package]
+name = "hammond-gtk"
+version = "0.1.0"
+authors = ["Jordan Petridis <jordanpetridis@protonmail.com>"]
+
+[dependencies]
+gtk = { version = "0.2.0", features = ["v3_22"]}

hammond-gtk/src/main.rs

@@ -0,0 +1,32 @@
+extern crate gtk;
+
+use gtk::prelude::*;
+
+fn main() {
+    if gtk::init().is_err() {
+        println!("Failed to initialize GTK.");
+        return;
+    }
+
+    let window = gtk::Window::new(gtk::WindowType::Toplevel);
+
+    window.set_title("Hello");
+    window.set_border_width(10);
+    window.set_position(gtk::WindowPosition::Center);
+    window.set_default_size(200, 200);
+
+    window.connect_delete_event(|_, _| {
+        gtk::main_quit();
+        Inhibit(false)
+    });
+
+    let button = gtk::Button::new_with_label("Say Hi!");
+    button.connect_clicked(|_| {
+        println!("Hello World!");
+    });
+
+    window.add(&button);
+
+    window.show_all();
+    gtk::main();
+}