Initial Commit

Sources/AdwaitaTemplate.swift

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+// The Swift Programming Language
+// https://docs.swift.org/swift-book
+
+import Adwaita
+
+@main
+struct AdwaitaTemplate: App {
+
+    let id = "io.github.AparokshaUI.AdwaitaTemplate"
+    var app: GTUIApp!
+
+    var scene: Scene {
+        Window(id: "main") { window in
+            Text("Hello, world!")
+                .padding()
+                .topToolbar {
+                    ToolbarView(app: app, window: window)
+                }
+                .onAppear {
+                    window.setDefaultSize(width: 450, height: 300)
+                }
+        }
+    }
+
+}

Sources/ToolbarView.swift

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+import Adwaita
+
+struct ToolbarView: View {
+
+    var app: GTUIApp
+    var window: GTUIApplicationWindow
+
+    var view: Body {
+        HeaderBar.end {
+            Menu(icon: .default(icon: .openMenu), app: app, window: window) {
+                MenuButton("New Window", window: false) {
+                    app.addWindow("main")
+                }
+                .keyboardShortcut("n".ctrl())
+                MenuButton("Close Window") {
+                    window.close()
+                }
+                .keyboardShortcut("w".ctrl())
+                MenuSection {
+                    MenuButton("Quit", window: false) {
+                        app.quit()
+                    }
+                    .keyboardShortcut("q".ctrl())
+                }
+            }
+        }
+    }
+
+}