feat: RE::MainMenu

Author: shad0wshayd3

include/RE/Fallout.h

@@ -885,6 +885,7 @@
 #include "RE/M/MagicItem.h"
 #include "RE/M/MagicTarget.h"
 #include "RE/M/Main.h"
+#include "RE/M/MainMenu.h"
 #include "RE/M/MapMarkerData.h"
 #include "RE/M/MarkerIconTypes.h"
 #include "RE/M/MeleeThrowHandler.h"

include/RE/IDs.h

@@ -1719,6 +1719,11 @@ namespace RE::ID
 		inline constexpr REL::ID ConnectSpline{ 2195073 };
 	}
 
+	namespace StartMenuBase
+	{
+		inline constexpr REL::ID GetMenuDifficultyLevel{ REL::ID(2224540) };
+	}
+
 	namespace SubtitleManager
 	{
 		inline constexpr REL::ID Singleton{ 4796374 };

include/RE/M/MainMenu.h

@@ -0,0 +1,47 @@
+#pragma once
+
+#include "RE/B/BSScaleformExternalTexture.h"
+#include "RE/B/BSTHashMap.h"
+#include "RE/S/StartMenuBase.h"
+
+namespace RE
+{
+	class MainMenu :
+		public StartMenuBase,
+		public BSTEventSink<MenuOpenCloseEvent>
+	{
+	public:
+		static constexpr auto RTTI{ RTTI::MainMenu };
+		static constexpr auto VTABLE{ VTABLE::MainMenu };
+		static constexpr auto MENU_NAME{ "MainMenu"sv };
+
+		enum class MAIN_MENU_EXIT_CONDITION : std::int32_t
+		{
+			kNoExit = 0x00,
+			kNewGame = 0x01,
+			kContinue = 0x02,
+			kLoadGame = 0x03,
+		};
+
+		virtual ~MainMenu();  // 00
+
+		// members
+		MAIN_MENU_EXIT_CONDITION   mainMenuExitCondition;        // 230
+		BSTSet<std::uint32_t>      ownedDLC;                     // 238
+		std::uint64_t              creationTime;                 // 268
+		std::int32_t               queuedLoadIndex;              // 270
+		bool                       choseContinue;                // 274
+		bool                       queueStartNewGame;            // 275
+		bool                       queueContinueGame;            // 276
+		bool                       creditScreen;                 // 277
+		bool                       userEngaged;                  // 278
+		bool                       mainBinkShown;                // 279
+		bool                       allowSkip;                    // 27A
+		bool                       debounceMainListPress;        // 27B
+		bool                       nativeConsolePanelIsOpen;     // 27C
+		bool                       shouldDebounceMainListPress;  // 27D
+		BSScaleformExternalTexture gamerIconTexture;             // 280
+		BSScaleformExternalTexture dlcImageTextures[14];         // 298
+	};
+	static_assert(sizeof(MainMenu) == 0x3E8);
+}

include/RE/S/StartMenuBase.h

@@ -3,6 +3,7 @@
 #include "RE/B/BSTOptional.h"
 #include "RE/D/DifficultyLevel.h"
 #include "RE/G/GameMenuBase.h"
+#include "RE/P/PlayerCharacter.h"
 
 namespace RE
 {
@@ -22,6 +23,13 @@ namespace RE
 		virtual void SaveSettings_Derived();                // 17
 		virtual void SetMenuColor();                        // 18
 
+		DifficultyLevel GetMenuDifficultyLevel()
+		{
+			using func_t = decltype(&StartMenuBase::GetMenuDifficultyLevel);
+			static REL::Relocation<func_t> func{ ID::StartMenuBase::GetMenuDifficultyLevel };
+			return func(this);
+		}
+
 		// members
 		std::unique_ptr<BSGFxShaderFXTarget> mainPanel;                      // 0E0
 		std::unique_ptr<BSGFxShaderFXTarget> versionText;                    // 0E8