Add game mode tracking

src/automap.cc

@@ -297,6 +297,8 @@ int _automapDisplayMap(int map)
 // 0x41B8BC
 void automapShow(bool isInGame, bool isUsingScanner)
 {
+    ScopedGameMode gm(GameMode::kAutomap);
+
     int frmIds[AUTOMAP_FRM_COUNT];
     memcpy(frmIds, gAutomapFrmIds, sizeof(gAutomapFrmIds));
 

src/character_editor.cc

@@ -790,6 +790,8 @@ static std::vector<TownReputationEntry> gCustomTownReputationEntries;
 // 0x431DF8
 int characterEditorShow(bool isCreationMode)
 {
+    ScopedGameMode gm(!isCreationMode ? GameMode::kEditor : 0);
+
     char* messageListItemText;
     char line1[128];
     char line2[128];

src/combat.cc

@@ -3131,6 +3131,8 @@ void _combat_turn_run()
 // 0x4227F4
 static int _combat_input()
 {
+    ScopedGameMode gm(GameMode::kPlayerTurn);
+
     while ((gCombatState & COMBAT_STATE_0x02) != 0) {
         sharedFpsLimiter.mark();
 
@@ -3369,6 +3371,8 @@ static bool _combat_should_end()
 // 0x422D2C
 void _combat(STRUCT_664980* attack)
 {
+    ScopedGameMode gm(GameMode::kCombat);
+
     if (attack == NULL
         || (attack->attacker == NULL || attack->attacker->elevation == gElevation)
         || (attack->defender == NULL || attack->defender->elevation == gElevation)) {

src/game.cc

@@ -1151,6 +1151,8 @@ static void gameFreeGlobalVars()
 // 0x443F74
 static void showHelp()
 {
+    ScopedGameMode gm(GameMode::kHelp);
+
     bool isoWasEnabled = isoDisable();
     gameMouseObjectsHide();
 
@@ -1437,4 +1439,34 @@ int gameShowDeathDialog(const char* message)
     return rc;
 }
 
+int GameMode::currentGameMode = 0;
+
+void GameMode::enterGameMode(int gameMode)
+{
+    currentGameMode |= gameMode;
+    debugPrint("Entering game mode: %d", gameMode);
+}
+
+void GameMode::exitGameMode(int gameMode)
+{
+    currentGameMode &= ~gameMode;
+    debugPrint("Exiting game mode: %d", gameMode);
+}
+
+bool GameMode::isInGameMode(int gameMode)
+{
+    return (currentGameMode & gameMode) != 0;
+}
+
+ScopedGameMode::ScopedGameMode(int gameMode)
+{
+    this->gameMode = gameMode;
+    GameMode::enterGameMode(gameMode);
+}
+
+ScopedGameMode::~ScopedGameMode()
+{
+    GameMode::exitGameMode(gameMode);
+}
+
 } // namespace fallout

src/game.h

@@ -41,6 +41,52 @@ int showQuitConfirmationDialog();
 
 int gameShowDeathDialog(const char* message);
 
+class GameMode
+{
+public:
+    enum Flags
+    {
+        kWorldmap = 0x1,
+        kDialog = 0x4,
+        kOptions = 0x8,
+        kSaveGame = 0x10,
+        kLoadGame = 0x20,
+        kCombat = 0x40,
+        kPreferences = 0x80,
+        kHelp = 0x100,
+        kEditor = 0x200,
+        kPipboy = 0x400,
+        kPlayerTurn = 0x800,
+        kInventory = 0x1000,
+        kAutomap = 0x2000,
+        kSkilldex = 0x4000,
+        kUseOn = 0x8000,
+        kLoot = 0x10000,
+        kBarter = 0x20000,
+        kHero = 0x40000,
+        kDialogReview = 0x80000,
+        kCounter = 0x100000,
+        kSpecial = 0x80000000,
+    };
+
+    static void enterGameMode(int gameMode);
+    static void exitGameMode(int gameMode);
+    static bool isInGameMode(int gameMode);
+    static int getCurrentGameMode() { return currentGameMode; }
+
+private:
+    static int currentGameMode;
+};
+
+class ScopedGameMode {
+public:
+    ScopedGameMode(int gameMode);
+    ~ScopedGameMode();
+
+private:
+    int gameMode;
+};
+
 } // namespace fallout
 
 #endif /* GAME_H */

src/game_dialog.cc

@@ -922,6 +922,8 @@ int _gdialogInitFromScript(int headFid, int reaction)
 
     _gdDialogWentOff = true;
 
+    GameMode::enterGameMode(GameMode::kDialog);
+
     return 0;
 }
 
@@ -947,7 +949,11 @@ int _gdialogExitFromScript()
         _tile_scroll_to(gGameDialogOldCenterTile, 2);
     }
 
+    GameMode::exitGameMode(GameMode::kDialog);
+
+    GameMode::enterGameMode(GameMode::kSpecial);
     _gdDestroyHeadWindow();
+    GameMode::exitGameMode(GameMode::kSpecial);
 
     // CE: Fix Barter button.
     gameDialogRedButtonsExit();
@@ -1189,10 +1195,14 @@ void _gdialogUpdatePartyStatus()
     // NOTE: Uninline.
     gdHide();
 
+    GameMode::enterGameMode(GameMode::kSpecial);
+
     _gdialog_window_destroy();
 
     gGameDialogSpeakerIsPartyMember = isPartyMember;
 
+    GameMode::exitGameMode(GameMode::kSpecial);
+
     _gdialog_window_create();
 
     // NOTE: Uninline.
@@ -1430,6 +1440,8 @@ int gameDialogReviewWindowFree(int* win)
 // 0x445CA0
 int gameDialogShowReview()
 {
+    ScopedGameMode gm(GameMode::kDialogReview);
+
     int win;
 
     if (gameDialogReviewWindowInit(&win) == -1) {
@@ -1871,6 +1883,9 @@ int _gdProcess()
         } else {
             if (_dialogue_switch_mode == 3) {
                 _dialogue_state = 4;
+
+                GameMode::exitGameMode(GameMode::kSpecial);
+
                 inventoryOpenTrade(gGameDialogWindow, gGameDialogSpeaker, _peon_table_obj, _barterer_table_obj, gGameDialogBarterModifier);
                 _gdialog_barter_cleanup_tables();
 
@@ -2745,6 +2760,9 @@ void gameDialogTicker()
     case 2:
         _loop_cnt = -1;
         _dialogue_switch_mode = 3;
+
+        GameMode::enterGameMode(GameMode::kSpecial);
+
         _gdialog_window_destroy();
         _gdialog_barter_create_win();
         break;

src/inventory.cc

@@ -548,6 +548,8 @@ void inventoryOpen()
         }
     }
 
+    ScopedGameMode gm(GameMode::kInventory);
+
     if (inventoryCommonInit() == -1) {
         return;
     }
@@ -2618,6 +2620,8 @@ static void _adjust_fid()
 // 0x4717E4
 void inventoryOpenUseItemOn(Object* a1)
 {
+    ScopedGameMode gm(GameMode::kUseOn);
+
     if (inventoryCommonInit() == -1) {
         return;
     }
@@ -4044,6 +4048,8 @@ int inventoryOpenLooting(Object* a1, Object* a2)
         return 0;
     }
 
+    ScopedGameMode gm(GameMode::kLoot);
+
     if (FID_TYPE(a2->fid) == OBJ_TYPE_CRITTER) {
         if (_critter_flag_check(a2->pid, CRITTER_NO_STEAL)) {
             // You can't find anything to take from that.
@@ -5018,6 +5024,8 @@ static void inventoryWindowRenderInnerInventories(int win, Object* a2, Object* a
 // 0x4757F0
 void inventoryOpenTrade(int win, Object* a2, Object* a3, Object* a4, int a5)
 {
+    ScopedGameMode gm(GameMode::kBarter);
+
     _barter_mod = a5;
 
     if (inventoryCommonInit() == -1) {
@@ -5568,6 +5576,8 @@ static void _draw_amount(int value, int inventoryWindowType)
 // 0x47688C
 static int inventoryQuantitySelect(int inventoryWindowType, Object* item, int max)
 {
+    ScopedGameMode gm(GameMode::kCounter);
+
     inventoryQuantityWindowInit(inventoryWindowType, item);
 
     int value;

src/loadsave.cc

@@ -350,6 +350,8 @@ void _ResetLoadSave()
 // 0x47B88C
 int lsgSaveGame(int mode)
 {
+    ScopedGameMode gm(GameMode::kSaveGame);
+
     MessageListItem messageListItem;
 
     _ls_error_code = 0;
@@ -854,6 +856,8 @@ static int _QuickSnapShot()
 // 0x47C640
 int lsgLoadGame(int mode)
 {
+    ScopedGameMode gm(GameMode::kLoadGame);
+
     MessageListItem messageListItem;
 
     const char* body[] = {

src/options.cc

@@ -462,6 +462,8 @@ int showOptions()
 // 0x48FC50
 int showOptionsWithInitialKeyCode(int initialKeyCode)
 {
+    ScopedGameMode gm(GameMode::kOptions);
+
     if (optionsWindowInit() == -1) {
         debugPrint("\nOPTION MENU: Error loading option dialog data!\n");
         return -1;
@@ -1699,6 +1701,8 @@ static int preferencesWindowFree()
 // 0x490798
 static int _do_prefscreen()
 {
+    ScopedGameMode gm(GameMode::kPreferences);
+
     if (preferencesWindowInit() == -1) {
         debugPrint("\nPREFERENCE MENU: Error loading preference dialog data!\n");
         return -1;

src/pipboy.cc

@@ -406,6 +406,8 @@ int pipboyOpen(int intent)
         return 0;
     }
 
+    ScopedGameMode gm(GameMode::kPipboy);
+
     intent = pipboyWindowInit(intent);
     if (intent == -1) {
         return -1;

src/skilldex.cc

@@ -109,6 +109,8 @@ static FrmImage _skilldexFrmImages[SKILLDEX_FRM_COUNT];
 // 0x4ABFD0
 int skilldexOpen()
 {
+    ScopedGameMode gm(GameMode::kSkilldex);
+
     if (skilldexWindowInit() == -1) {
         debugPrint("\n ** Error loading skilldex dialog data! **\n");
         return -1;

src/worldmap.cc

@@ -2958,6 +2958,8 @@ void wmWorldMap()
 // 0x4BFE10
 static int wmWorldMapFunc(int a1)
 {
+    ScopedGameMode gm(GameMode::kWorldmap);
+
     if (wmInterfaceInit() == -1) {
         wmInterfaceExit();
         return -1;