[nostalgia/studio] Start on ImGui version of Studio

src/nostalgia/studio/lib/filedialog.hpp

@@ -0,0 +1,15 @@
+/*
+ * Copyright 2016 - 2021 gary@drinkingtea.net
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#pragma once
+
+namespace nostalgia::studio {
+
+ox::Result<ox::String> chooseDirectory() noexcept;
+
+}