[nostalgia] Add NewMenu for creating new files

src/nostalgia/studio/studioapp.hpp

@@ -12,6 +12,8 @@
 #include "lib/module.hpp"
 #include "lib/project.hpp"
 #include "lib/task.hpp"
+#include "aboutpopup.hpp"
+#include "newmenu.hpp"
 #include "projectexplorer.hpp"
 #include "projecttreemodel.hpp"
 
@@ -31,8 +33,12 @@ class StudioUI: public ox::SignalHandler {
 		ox::Vector<ox::String> m_openFiles;
 		studio::BaseEditor *m_activeEditor = nullptr;
 		studio::BaseEditor *m_activeEditorUpdatePending = nullptr;
-		bool m_saveEnabled = false;
-		bool m_aboutEnabled = false;
+		NewMenu m_newMenu;
+		AboutPopup m_aboutPopup;
+		const ox::Array<studio::Popup*, 2> m_popups = {
+			&m_newMenu,
+			&m_aboutPopup
+		};
 		bool m_showProjectExplorer = true;
 
 	public:
@@ -57,8 +63,6 @@ class StudioUI: public ox::SignalHandler {
 
 		void drawTabs() noexcept;
 
-		void drawAboutPopup() noexcept;
-
 		void loadEditorMaker(const studio::EditorMaker &editorMaker) noexcept;
 
 		void loadModule(studio::Module *module) noexcept;