diff -r 4a258d47f964 -r b1ac0dd1d38b ui/winui/window.cpp
--- a/ui/winui/window.cpp	Fri Oct 06 19:38:10 2023 +0200
+++ b/ui/winui/window.cpp	Tue Oct 10 10:58:14 2023 +0200
@@ -26,19 +26,12 @@
  * POSSIBILITY OF SUCH DAMAGE.
  */
 
+#include "pch.h"
+
 #include "window.h"
 
-#include <Windows.h>
-#undef GetCurrentTime
-#include <winrt/Windows.Foundation.Collections.h>
-#include <winrt/Windows.UI.Xaml.Interop.h>
-#include <winrt/Microsoft.UI.Xaml.Controls.h>
-#include <winrt/Microsoft.UI.Xaml.Controls.Primitives.h>
-#include <winrt/Microsoft.UI.Xaml.XamlTypeInfo.h>
-#include <winrt/Microsoft.UI.Xaml.Markup.h>
-#include <winrt/Microsoft.UI.Xaml.Media.h>
-
 #include "appmenu.h"
+#include "commandbar.h"
 #include "container.h"
 #include "util.h"
 
@@ -48,6 +41,8 @@
 
 #include <cx/mempool.h>
 
+#include "MainWindow.xaml.h"
+
 using namespace winrt;
 using namespace Microsoft::UI::Xaml;
 using namespace Microsoft::UI::Xaml::Controls;
@@ -58,7 +53,6 @@
 
 UiWindow::UiWindow(winrt::Microsoft::UI::Xaml::Window& win) : window(win) {}
 
-
 UiObject* ui_window(const char* title, void* window_data) {
 	CxMempool* mp = cxBasicMempoolCreate(256);
 	UiObject* obj = (UiObject*)cxCalloc(mp->allocator, 1, sizeof(UiObject));
@@ -66,15 +60,16 @@
 	obj->ctx = uic_context(obj, mp);
 	obj->window = window_data;
 
-	Window window = Window();
+	//Window window = Window();
+	Window window = make<winui::implementation::MainWindow>();
 	if (title) {
 		wchar_t *wtitle = str2wstr(title, nullptr);
 		window.Title(wtitle);
 		free(wtitle);
 	}
 
-	auto backdrop = winrt::Microsoft::UI::Xaml::Media::MicaBackdrop();
-	backdrop.Kind(winrt::Microsoft::UI::Composition::SystemBackdrops::MicaKind::Base); // alternative: BaseAlt
+	//auto backdrop = winrt::Microsoft::UI::Xaml::Media::MicaBackdrop();
+	//backdrop.Kind(winrt::Microsoft::UI::Composition::SystemBackdrops::MicaKind::Base); // alternative: BaseAlt
 	// TODO: https://learn.microsoft.com/en-us/windows/apps/windows-app-sdk/system-backdrop-controller#example-use-mica-in-a-windows-appsdkwinui-3-app
 
 	Grid grid = Grid();
@@ -97,6 +92,13 @@
 		obj->container->Add(mb, false);
 	}
 
+	if (uic_toolbar_isenabled()) {
+		// create/add toolbar
+		CommandBar toolbar = ui_create_toolbar();
+		toolbar.VerticalAlignment(VerticalAlignment::Top);
+		obj->container->Add(toolbar, false);
+	}
+
 	obj->window = window_data;
 
 	return obj;