diff --git a/src/openrct2-ui/input/MouseInput.cpp b/src/openrct2-ui/input/MouseInput.cpp
index 5dba72b2da..c7f3ae6d3f 100644
--- a/src/openrct2-ui/input/MouseInput.cpp
+++ b/src/openrct2-ui/input/MouseInput.cpp
@@ -122,7 +122,7 @@ namespace OpenRCT2
             GameHandleInputMouse(screenCoords, state);
         }
 
-        if (_inputFlags & INPUT_FLAG_5)
+        if (gInputFlags.has(InputFlag::unk5))
         {
             GameHandleInputMouse(screenCoords, state);
         }
@@ -392,11 +392,11 @@ namespace OpenRCT2
                             break;
                         }
 
-                        if (!InputTestFlag(INPUT_FLAG_4))
+                        if (!gInputFlags.has(InputFlag::unk4))
                             break;
 
                         if (w->classification != _dragWidget.window_classification || w->number != _dragWidget.window_number
-                            || !(_inputFlags & INPUT_FLAG_TOOL_ACTIVE))
+                            || !(gInputFlags.has(InputFlag::toolActive)))
                         {
                             break;
                         }
@@ -413,7 +413,7 @@ namespace OpenRCT2
                         _inputState = InputState::Reset;
                         if (_dragWidget.window_number == w->number)
                         {
-                            if ((_inputFlags & INPUT_FLAG_TOOL_ACTIVE))
+                            if (gInputFlags.has(InputFlag::toolActive))
                             {
                                 w = windowMgr->FindByNumber(
                                     gCurrentToolWidget.window_classification, gCurrentToolWidget.window_number);
@@ -422,7 +422,7 @@ namespace OpenRCT2
                                     w->OnToolUp(gCurrentToolWidget.widget_index, screenCoords);
                                 }
                             }
-                            else if (!(_inputFlags & INPUT_FLAG_4))
+                            else if (!gInputFlags.has(InputFlag::unk4))
                             {
                                 ViewportInteractionLeftClick(screenCoords);
                             }
@@ -552,7 +552,7 @@ namespace OpenRCT2
         }
 
         WindowUnfollowSprite(w);
-        // gInputFlags |= INPUT_FLAG_5;
+        // gInputFlags.set(InputFlag::unk5);
     }
 
     static void InputViewportDragContinue()
@@ -1084,12 +1084,12 @@ namespace OpenRCT2
                 gInputDragLast = screenCoords;
                 _dragWidget.window_classification = windowClass;
                 _dragWidget.window_number = windowNumber;
-                if (_inputFlags & INPUT_FLAG_TOOL_ACTIVE)
+                if (gInputFlags.has(InputFlag::toolActive))
                 {
                     w = windowMgr->FindByNumber(gCurrentToolWidget.window_classification, gCurrentToolWidget.window_number);
                     if (w != nullptr)
                     {
-                        InputSetFlag(INPUT_FLAG_4, true);
+                        gInputFlags.set(InputFlag::unk4);
                         w->OnToolDown(gCurrentToolWidget.widget_index, screenCoords);
                     }
                 }
@@ -1130,7 +1130,7 @@ namespace OpenRCT2
                     gPressedWidget.window_classification = windowClass;
                     gPressedWidget.window_number = windowNumber;
                     gPressedWidget.widget_index = widgetIndex;
-                    _inputFlags |= INPUT_FLAG_WIDGET_PRESSED;
+                    gInputFlags.set(InputFlag::widgetPressed);
                     _inputState = InputState::WidgetPressed;
                     _clickRepeatTicks = gCurrentRealTimeTicks;
 
@@ -1163,7 +1163,7 @@ namespace OpenRCT2
                 switch (window->widgets[widgetId].type)
                 {
                     case WindowWidgetType::Viewport:
-                        if (!(_inputFlags & INPUT_FLAG_TOOL_ACTIVE))
+                        if (!gInputFlags.has(InputFlag::toolActive))
                         {
                             if (ViewportInteractionLeftOver(screenCoords))
                             {
@@ -1225,7 +1225,7 @@ namespace OpenRCT2
      */
     void ProcessMouseTool(const ScreenCoordsXY& screenCoords)
     {
-        if (_inputFlags & INPUT_FLAG_TOOL_ACTIVE)
+        if (gInputFlags.has(InputFlag::toolActive))
         {
             auto* windowMgr = GetWindowManager();
             WindowBase* w = windowMgr->FindByNumber(gCurrentToolWidget.window_classification, gCurrentToolWidget.window_number);
@@ -1314,7 +1314,7 @@ namespace OpenRCT2
                     }
                 }
 
-                if (_inputFlags & INPUT_FLAG_WIDGET_PRESSED)
+                if (gInputFlags.has(InputFlag::widgetPressed))
                 {
                     if (_inputState == InputState::DropdownActive)
                     {
@@ -1324,7 +1324,7 @@ namespace OpenRCT2
                     return;
                 }
 
-                _inputFlags |= INPUT_FLAG_WIDGET_PRESSED;
+                gInputFlags.set(InputFlag::widgetPressed);
                 windowMgr->InvalidateWidgetByNumber(cursor_w_class, cursor_w_number, widgetIndex);
                 return;
             case MouseState::LeftRelease:
@@ -1356,11 +1356,11 @@ namespace OpenRCT2
                             else
                             {
                                 dropdown_index = -1;
-                                if (_inputFlags & INPUT_FLAG_DROPDOWN_STAY_OPEN)
+                                if (gInputFlags.has(InputFlag::dropdownStayOpen))
                                 {
-                                    if (!(_inputFlags & INPUT_FLAG_DROPDOWN_MOUSE_UP))
+                                    if (!gInputFlags.has(InputFlag::dropdownMouseUp))
                                     {
-                                        _inputFlags |= INPUT_FLAG_DROPDOWN_MOUSE_UP;
+                                        gInputFlags.set(InputFlag::dropdownMouseUp);
                                         return;
                                     }
                                 }
@@ -1377,9 +1377,9 @@ namespace OpenRCT2
                         else
                         {
                             cursor_w = windowMgr->FindByNumber(cursor_w_class, cursor_w_number);
-                            if (_inputFlags & INPUT_FLAG_WIDGET_PRESSED)
+                            if (gInputFlags.has(InputFlag::widgetPressed))
                             {
-                                _inputFlags &= ~INPUT_FLAG_WIDGET_PRESSED;
+                                gInputFlags.unset(InputFlag::widgetPressed);
                                 windowMgr->InvalidateWidgetByNumber(cursor_w_class, cursor_w_number, cursor_widgetIndex);
                             }
 
@@ -1439,9 +1439,9 @@ namespace OpenRCT2
         if (_inputState != InputState::DropdownActive)
         {
             // Hold down widget and drag outside of area??
-            if (_inputFlags & INPUT_FLAG_WIDGET_PRESSED)
+            if (gInputFlags.has(InputFlag::widgetPressed))
             {
-                _inputFlags &= ~INPUT_FLAG_WIDGET_PRESSED;
+                gInputFlags.unset(InputFlag::widgetPressed);
                 windowMgr->InvalidateWidgetByNumber(cursor_w_class, cursor_w_number, cursor_widgetIndex);
             }
             return;
@@ -1681,12 +1681,12 @@ namespace OpenRCT2
             }
 
             mainWindow->savedViewPos.x += dx;
-            _inputFlags |= INPUT_FLAG_VIEWPORT_SCROLLING;
+            gInputFlags.set(InputFlag::viewportScrolling);
         }
         if (scrollScreenCoords.y != 0)
         {
             mainWindow->savedViewPos.y += dy;
-            _inputFlags |= INPUT_FLAG_VIEWPORT_SCROLLING;
+            gInputFlags.set(InputFlag::viewportScrolling);
         }
     }
 } // namespace OpenRCT2
diff --git a/src/openrct2-ui/input/Shortcuts.cpp b/src/openrct2-ui/input/Shortcuts.cpp
index df53ad6828..0b40dd0c9c 100644
--- a/src/openrct2-ui/input/Shortcuts.cpp
+++ b/src/openrct2-ui/input/Shortcuts.cpp
@@ -773,7 +773,7 @@ void ShortcutManager::RegisterDefaultShortcuts()
             {
                 windowMgr->Close(*window);
             }
-            else if (InputTestFlag(INPUT_FLAG_TOOL_ACTIVE))
+            else if (gInputFlags.has(InputFlag::toolActive))
             {
                 ToolCancel();
             }
diff --git a/src/openrct2-ui/interface/ViewportInteraction.cpp b/src/openrct2-ui/interface/ViewportInteraction.cpp
index 81e8cb811b..54fffb09a6 100644
--- a/src/openrct2-ui/interface/ViewportInteraction.cpp
+++ b/src/openrct2-ui/interface/ViewportInteraction.cpp
@@ -465,7 +465,7 @@ namespace OpenRCT2::Ui
                 break;
         }
 
-        if (!(InputTestFlag(INPUT_FLAG_6)) || !(InputTestFlag(INPUT_FLAG_TOOL_ACTIVE)))
+        if (!gInputFlags.has(InputFlag::unk6) || !gInputFlags.has(InputFlag::toolActive))
         {
             auto* windowMgr = GetWindowManager();
             if (windowMgr->FindByClass(WindowClass::RideConstruction) == nullptr
diff --git a/src/openrct2-ui/interface/Widget.cpp b/src/openrct2-ui/interface/Widget.cpp
index 9b52cb7898..bdc0442523 100644
--- a/src/openrct2-ui/interface/Widget.cpp
+++ b/src/openrct2-ui/interface/Widget.cpp
@@ -900,7 +900,7 @@ namespace OpenRCT2::Ui
 
         if (InputGetState() == InputState::WidgetPressed || InputGetState() == InputState::DropdownActive)
         {
-            if (!(InputTestFlag(INPUT_FLAG_WIDGET_PRESSED)))
+            if (!gInputFlags.has(InputFlag::widgetPressed))
                 return false;
             if (gPressedWidget.window_classification != w.classification)
                 return false;
diff --git a/src/openrct2-ui/interface/Window.cpp b/src/openrct2-ui/interface/Window.cpp
index b5ede76681..828f84f970 100644
--- a/src/openrct2-ui/interface/Window.cpp
+++ b/src/openrct2-ui/interface/Window.cpp
@@ -273,7 +273,7 @@ namespace OpenRCT2
             return;
 
         // Check window cursor is over
-        if (!(InputTestFlag(INPUT_FLAG_5)))
+        if (!gInputFlags.has(InputFlag::unk5))
         {
             auto* windowMgr = GetWindowManager();
             WindowBase* w = windowMgr->FindFromPoint(cursorState->position);
diff --git a/src/openrct2-ui/scripting/ScUi.hpp b/src/openrct2-ui/scripting/ScUi.hpp
index 8f4b559ff5..49611c99c2 100644
--- a/src/openrct2-ui/scripting/ScUi.hpp
+++ b/src/openrct2-ui/scripting/ScUi.hpp
@@ -153,7 +153,7 @@ namespace OpenRCT2::Scripting
 
         std::shared_ptr<ScTool> tool_get() const
         {
-            if (InputTestFlag(INPUT_FLAG_TOOL_ACTIVE))
+            if (gInputFlags.has(InputFlag::toolActive))
             {
                 return std::make_shared<ScTool>(_scriptEngine.GetContext());
             }
diff --git a/src/openrct2-ui/windows/ClearScenery.cpp b/src/openrct2-ui/windows/ClearScenery.cpp
index 1f6795b31d..ab6d1eeb6c 100644
--- a/src/openrct2-ui/windows/ClearScenery.cpp
+++ b/src/openrct2-ui/windows/ClearScenery.cpp
@@ -401,7 +401,7 @@ namespace OpenRCT2::Ui::Windows
             ShowGridlines();
             auto* toolWindow = ContextOpenWindow(WindowClass::ClearScenery);
             ToolSet(*toolWindow, WIDX_BACKGROUND, Tool::bulldozer);
-            InputSetFlag(INPUT_FLAG_6, true);
+            gInputFlags.set(InputFlag::unk6);
         }
     }
 } // namespace OpenRCT2::Ui::Windows
diff --git a/src/openrct2-ui/windows/Dropdown.cpp b/src/openrct2-ui/windows/Dropdown.cpp
index 40873f5b5d..4da833836b 100644
--- a/src/openrct2-ui/windows/Dropdown.cpp
+++ b/src/openrct2-ui/windows/Dropdown.cpp
@@ -357,9 +357,9 @@ namespace OpenRCT2::Ui::Windows
         const ScreenCoordsXY& screenPos, int32_t extray, ColourWithFlags colour, uint8_t customItemHeight, uint8_t flags,
         size_t num_items, int32_t width, size_t prefRowsPerColumn)
     {
-        InputSetFlag(static_cast<INPUT_FLAGS>(INPUT_FLAG_DROPDOWN_STAY_OPEN | INPUT_FLAG_DROPDOWN_MOUSE_UP), false);
+        gInputFlags.unset(InputFlag::dropdownStayOpen, InputFlag::dropdownMouseUp);
         if (flags & Dropdown::Flag::StayOpen || Config::Get().interface.TouchEnhancements)
-            InputSetFlag(INPUT_FLAG_DROPDOWN_STAY_OPEN, true);
+            gInputFlags.set(InputFlag::dropdownStayOpen);
 
         WindowDropdownClose();
 
@@ -392,9 +392,9 @@ namespace OpenRCT2::Ui::Windows
         int32_t x, int32_t y, int32_t extray, ColourWithFlags colour, uint8_t flags, int32_t numItems, int32_t itemWidth,
         int32_t itemHeight, int32_t numColumns)
     {
-        InputSetFlag(static_cast<INPUT_FLAGS>(INPUT_FLAG_DROPDOWN_STAY_OPEN | INPUT_FLAG_DROPDOWN_MOUSE_UP), false);
+        gInputFlags.unset(InputFlag::dropdownStayOpen, InputFlag::dropdownMouseUp);
         if (flags & Dropdown::Flag::StayOpen || Config::Get().interface.TouchEnhancements)
-            InputSetFlag(INPUT_FLAG_DROPDOWN_STAY_OPEN, true);
+            gInputFlags.set(InputFlag::dropdownStayOpen);
 
         // Close existing dropdown
         WindowDropdownClose();
diff --git a/src/openrct2-ui/windows/EditorParkEntrance.cpp b/src/openrct2-ui/windows/EditorParkEntrance.cpp
index e1d3ac1923..a1cd5a40e0 100644
--- a/src/openrct2-ui/windows/EditorParkEntrance.cpp
+++ b/src/openrct2-ui/windows/EditorParkEntrance.cpp
@@ -253,7 +253,7 @@ namespace OpenRCT2::Ui::Windows
             pressed_widgets |= 1LL << WIDX_TAB;
 
             ToolSet(*this, WIDX_LIST, Tool::entranceDown);
-            InputSetFlag(INPUT_FLAG_6, true);
+            gInputFlags.set(InputFlag::unk6);
         }
 
         void OnMouseUp(WidgetIndex widgetIndex) override
diff --git a/src/openrct2-ui/windows/Footpath.cpp b/src/openrct2-ui/windows/Footpath.cpp
index a53e317b7a..ee18a0d9d2 100644
--- a/src/openrct2-ui/windows/Footpath.cpp
+++ b/src/openrct2-ui/windows/Footpath.cpp
@@ -222,7 +222,7 @@ namespace OpenRCT2::Ui::Windows
             ToolCancel();
             _footpathConstructionMode = PATH_CONSTRUCTION_MODE_LAND;
             ToolSet(*this, WIDX_CONSTRUCT_ON_LAND, Tool::pathDown);
-            InputSetFlag(INPUT_FLAG_6, true);
+            gInputFlags.set(InputFlag::unk6);
             _footpathErrorOccured = false;
             WindowFootpathSetEnabledAndPressedWidgets();
 
@@ -333,7 +333,7 @@ namespace OpenRCT2::Ui::Windows
                     gMapSelectFlags &= ~MAP_SELECT_FLAG_ENABLE_CONSTRUCT;
                     _footpathConstructionMode = PATH_CONSTRUCTION_MODE_LAND;
                     ToolSet(*this, WIDX_CONSTRUCT_ON_LAND, Tool::pathDown);
-                    InputSetFlag(INPUT_FLAG_6, true);
+                    gInputFlags.set(InputFlag::unk6);
                     _footpathErrorOccured = false;
                     WindowFootpathSetEnabledAndPressedWidgets();
                     break;
@@ -350,7 +350,7 @@ namespace OpenRCT2::Ui::Windows
                     gMapSelectFlags &= ~MAP_SELECT_FLAG_ENABLE_CONSTRUCT;
                     _footpathConstructionMode = PATH_CONSTRUCTION_MODE_BRIDGE_OR_TUNNEL_TOOL;
                     ToolSet(*this, WIDX_CONSTRUCT_BRIDGE_OR_TUNNEL, Tool::crosshair);
-                    InputSetFlag(INPUT_FLAG_6, true);
+                    gInputFlags.set(InputFlag::unk6);
                     _footpathErrorOccured = false;
                     WindowFootpathSetEnabledAndPressedWidgets();
                     break;
diff --git a/src/openrct2-ui/windows/Land.cpp b/src/openrct2-ui/windows/Land.cpp
index 1168440eb4..3bdd367d89 100644
--- a/src/openrct2-ui/windows/Land.cpp
+++ b/src/openrct2-ui/windows/Land.cpp
@@ -890,7 +890,7 @@ namespace OpenRCT2::Ui::Windows
             ShowGridlines();
             auto* toolWindow = ContextOpenWindow(WindowClass::Land);
             ToolSet(*toolWindow, WIDX_BACKGROUND, Tool::digDown);
-            InputSetFlag(INPUT_FLAG_6, true);
+            gInputFlags.set(InputFlag::unk6);
         }
     }
 } // namespace OpenRCT2::Ui::Windows
diff --git a/src/openrct2-ui/windows/LandRights.cpp b/src/openrct2-ui/windows/LandRights.cpp
index b41f2e864e..5b718aa651 100644
--- a/src/openrct2-ui/windows/LandRights.cpp
+++ b/src/openrct2-ui/windows/LandRights.cpp
@@ -108,7 +108,7 @@ namespace OpenRCT2::Ui::Windows
             _landRightsMode = mode;
 
             ToolSet(*this, widgetIndex, Tool::upArrow);
-            InputSetFlag(INPUT_FLAG_6, true);
+            gInputFlags.set(InputFlag::unk6);
 
             if (kLandRightsVisibleByMode[EnumValue(mode)])
                 ShowLandRights();
diff --git a/src/openrct2-ui/windows/MapTooltip.cpp b/src/openrct2-ui/windows/MapTooltip.cpp
index c491508f58..0d6e24e928 100644
--- a/src/openrct2-ui/windows/MapTooltip.cpp
+++ b/src/openrct2-ui/windows/MapTooltip.cpp
@@ -86,7 +86,7 @@ namespace OpenRCT2::Ui::Windows
 
         // Check for cursor movement
         _cursorHoldDuration++;
-        if (abs(cursorChange.x) > 5 || abs(cursorChange.y) > 5 || (InputTestFlag(INPUT_FLAG_5))
+        if (abs(cursorChange.x) > 5 || abs(cursorChange.y) > 5 || (gInputFlags.has(InputFlag::unk5))
             || InputGetState() == InputState::ViewportRight)
             _cursorHoldDuration = 0;
 
diff --git a/src/openrct2-ui/windows/MazeConstruction.cpp b/src/openrct2-ui/windows/MazeConstruction.cpp
index 88a2418002..3a2720e5d7 100644
--- a/src/openrct2-ui/windows/MazeConstruction.cpp
+++ b/src/openrct2-ui/windows/MazeConstruction.cpp
@@ -316,7 +316,7 @@ namespace OpenRCT2::Ui::Windows
                                                                            : ENTRANCE_TYPE_RIDE_EXIT;
             gRideEntranceExitPlaceRideIndex = rideId;
             gRideEntranceExitPlaceStationIndex = StationIndex::FromUnderlying(0);
-            InputSetFlag(INPUT_FLAG_6, true);
+            gInputFlags.set(InputFlag::unk6);
 
             RideConstructionInvalidateCurrentTrack();
 
diff --git a/src/openrct2-ui/windows/PatrolArea.cpp b/src/openrct2-ui/windows/PatrolArea.cpp
index 23ef15726b..137b74098a 100644
--- a/src/openrct2-ui/windows/PatrolArea.cpp
+++ b/src/openrct2-ui/windows/PatrolArea.cpp
@@ -251,7 +251,7 @@ namespace OpenRCT2::Ui::Windows
                 if (!ToolSet(*this, 0, Tool::walkDown))
                 {
                     ShowGridlines();
-                    InputSetFlag(INPUT_FLAG_6, true);
+                    gInputFlags.set(InputFlag::unk6);
                     SetPatrolAreaToRender(_staffId);
                     GfxInvalidateScreen();
                 }
diff --git a/src/openrct2-ui/windows/RideConstruction.cpp b/src/openrct2-ui/windows/RideConstruction.cpp
index b334dce23b..05013d5f2b 100644
--- a/src/openrct2-ui/windows/RideConstruction.cpp
+++ b/src/openrct2-ui/windows/RideConstruction.cpp
@@ -2444,7 +2444,7 @@ namespace OpenRCT2::Ui::Windows
                 gRideEntranceExitPlaceType = ENTRANCE_TYPE_RIDE_ENTRANCE;
                 gRideEntranceExitPlaceRideIndex = _currentRideIndex;
                 gRideEntranceExitPlaceStationIndex = StationIndex::FromUnderlying(0);
-                InputSetFlag(INPUT_FLAG_6, true);
+                gInputFlags.set(InputFlag::unk6);
                 RideConstructionInvalidateCurrentTrack();
                 if (_rideConstructionState != RideConstructionState::EntranceExit)
                 {
@@ -2470,7 +2470,7 @@ namespace OpenRCT2::Ui::Windows
                 gRideEntranceExitPlaceType = ENTRANCE_TYPE_RIDE_EXIT;
                 gRideEntranceExitPlaceRideIndex = _currentRideIndex;
                 gRideEntranceExitPlaceStationIndex = StationIndex::FromUnderlying(0);
-                InputSetFlag(INPUT_FLAG_6, true);
+                gInputFlags.set(InputFlag::unk6);
                 RideConstructionInvalidateCurrentTrack();
                 if (_rideConstructionState != RideConstructionState::EntranceExit)
                 {
@@ -3671,7 +3671,7 @@ namespace OpenRCT2::Ui::Windows
                         if (w != nullptr)
                         {
                             ToolSet(*w, WIDX_CONSTRUCT, Tool::crosshair);
-                            InputSetFlag(INPUT_FLAG_6, true);
+                            gInputFlags.set(InputFlag::unk6);
                             _trackPlaceCtrlState = false;
                             _trackPlaceShiftState = false;
                         }
diff --git a/src/openrct2-ui/windows/Scenery.cpp b/src/openrct2-ui/windows/Scenery.cpp
index ecf4644810..56bb99659b 100644
--- a/src/openrct2-ui/windows/Scenery.cpp
+++ b/src/openrct2-ui/windows/Scenery.cpp
@@ -3300,7 +3300,7 @@ namespace OpenRCT2::Ui::Windows
         {
             auto* toolWindow = ContextOpenWindow(WindowClass::Scenery);
             ToolSet(*toolWindow, WIDX_SCENERY_BACKGROUND, Tool::arrow);
-            InputSetFlag(INPUT_FLAG_6, true);
+            gInputFlags.set(InputFlag::unk6);
         }
     }
 } // namespace OpenRCT2::Ui::Windows
diff --git a/src/openrct2-ui/windows/Tooltip.cpp b/src/openrct2-ui/windows/Tooltip.cpp
index da176f8831..e802b2f374 100644
--- a/src/openrct2-ui/windows/Tooltip.cpp
+++ b/src/openrct2-ui/windows/Tooltip.cpp
@@ -150,7 +150,7 @@ namespace OpenRCT2::Ui::Windows
         gTooltipCloseTimeout = 0;
         gTooltipWidget.window_classification = WindowClass::Null;
         InputSetState(InputState::Normal);
-        InputSetFlag(INPUT_FLAG_4, false);
+        gInputFlags.unset(InputFlag::unk4);
     }
 
     void WindowTooltipShow(const OpenRCT2String& message, ScreenCoordsXY screenCoords)
diff --git a/src/openrct2-ui/windows/TrackDesignPlace.cpp b/src/openrct2-ui/windows/TrackDesignPlace.cpp
index 1da514951c..95b06490e3 100644
--- a/src/openrct2-ui/windows/TrackDesignPlace.cpp
+++ b/src/openrct2-ui/windows/TrackDesignPlace.cpp
@@ -104,7 +104,7 @@ namespace OpenRCT2::Ui::Windows
             SetWidgets(_trackPlaceWidgets);
             WindowInitScrollWidgets(*this);
             ToolSet(*this, WIDX_PRICE, Tool::crosshair);
-            InputSetFlag(INPUT_FLAG_6, true);
+            gInputFlags.set(InputFlag::unk6);
             WindowPushOthersRight(*this);
             ShowGridlines();
             _miniPreview.resize(TRACK_MINI_PREVIEW_SIZE);
diff --git a/src/openrct2-ui/windows/Water.cpp b/src/openrct2-ui/windows/Water.cpp
index 47abbc450f..48d67d6fa7 100644
--- a/src/openrct2-ui/windows/Water.cpp
+++ b/src/openrct2-ui/windows/Water.cpp
@@ -447,7 +447,7 @@ namespace OpenRCT2::Ui::Windows
             ShowGridlines();
             auto* toolWindow = ContextOpenWindow(WindowClass::Water);
             ToolSet(*toolWindow, WIDX_BACKGROUND, Tool::waterDown);
-            InputSetFlag(INPUT_FLAG_6, true);
+            gInputFlags.set(InputFlag::unk6);
         }
     }
 } // namespace OpenRCT2::Ui::Windows
diff --git a/src/openrct2/Game.cpp b/src/openrct2/Game.cpp
index b164b81ff4..3799c3fc8a 100644
--- a/src/openrct2/Game.cpp
+++ b/src/openrct2/Game.cpp
@@ -677,9 +677,9 @@ void GameLoadOrQuitNoSavePrompt()
             auto loadOrQuitAction = LoadOrQuitAction(LoadOrQuitModes::CloseSavePrompt);
             GameActions::Execute(&loadOrQuitAction);
             ToolCancel();
-            if (InputTestFlag(INPUT_FLAG_5))
+            if (gInputFlags.has(InputFlag::unk5))
             {
-                InputSetFlag(INPUT_FLAG_5, false);
+                gInputFlags.unset(InputFlag::unk5);
             }
             GameResetSpeed();
             gFirstTimeSaving = true;
diff --git a/src/openrct2/GameState.cpp b/src/openrct2/GameState.cpp
index 9c97818b20..d2ef701adc 100644
--- a/src/openrct2/GameState.cpp
+++ b/src/openrct2/GameState.cpp
@@ -190,9 +190,9 @@ namespace OpenRCT2
             {
                 if (InputGetState() == InputState::Reset || InputGetState() == InputState::Normal)
                 {
-                    if (InputTestFlag(INPUT_FLAG_VIEWPORT_SCROLLING))
+                    if (gInputFlags.has(InputFlag::viewportScrolling))
                     {
-                        InputSetFlag(INPUT_FLAG_VIEWPORT_SCROLLING, false);
+                        gInputFlags.unset(InputFlag::viewportScrolling);
                         break;
                     }
                 }
@@ -211,7 +211,7 @@ namespace OpenRCT2
 
         if (!gOpenRCT2Headless)
         {
-            InputSetFlag(INPUT_FLAG_VIEWPORT_SCROLLING, false);
+            gInputFlags.unset(InputFlag::viewportScrolling);
         }
 
         // Always perform autosave check, even when paused
diff --git a/src/openrct2/Input.cpp b/src/openrct2/Input.cpp
index 2f85b6a3a2..da023b9816 100644
--- a/src/openrct2/Input.cpp
+++ b/src/openrct2/Input.cpp
@@ -15,7 +15,7 @@
 namespace OpenRCT2
 {
     InputState _inputState;
-    uint8_t _inputFlags;
+    InputFlags gInputFlags;
 
     WidgetRef gHoverWidget;
     WidgetRef gPressedWidget;
@@ -40,28 +40,6 @@ namespace OpenRCT2
         ContextInputHandleKeyboard(false);
     }
 
-    void InputSetFlag(INPUT_FLAGS flag, bool on)
-    {
-        if (on)
-        {
-            _inputFlags |= flag;
-        }
-        else
-        {
-            _inputFlags &= ~flag;
-        }
-    }
-
-    bool InputTestFlag(INPUT_FLAGS flag)
-    {
-        return _inputFlags & flag;
-    }
-
-    void InputResetFlags()
-    {
-        _inputFlags = 0;
-    }
-
     void InputSetState(InputState state)
     {
         _inputState = state;
diff --git a/src/openrct2/Input.h b/src/openrct2/Input.h
index 8189e18926..624aa36482 100644
--- a/src/openrct2/Input.h
+++ b/src/openrct2/Input.h
@@ -9,34 +9,36 @@
 
 #pragma once
 
+#include "core/FlagHolder.hpp"
 #include "interface/Window.h"
 
 namespace OpenRCT2
 {
-    enum INPUT_FLAGS
+    enum InputFlag
     {
-        INPUT_FLAG_WIDGET_PRESSED = (1 << 0),
+        widgetPressed,
 
-        // The dropdown can stay open if the mouse is released, set on flag Dropdown::Flag::StayOpen
-        INPUT_FLAG_DROPDOWN_STAY_OPEN = (1 << 1),
+        // The dropdown can stay open if the mouse is released, set on flag Dropdown::Flag::StayOpen.
+        dropdownStayOpen,
 
-        // The mouse has been released and the dropdown is still open
-        // INPUT_FLAG_DROPDOWN_STAY_OPEN is already set if this happens
-        INPUT_FLAG_DROPDOWN_MOUSE_UP = (1 << 2),
+        // The mouse has been released and the dropdown is still open.
+        // InputFlag::dropdownStayOpen is already set if this happens.
+        dropdownMouseUp,
 
-        INPUT_FLAG_TOOL_ACTIVE = (1 << 3),
+        toolActive,
 
         // Left click on a viewport
-        INPUT_FLAG_4 = (1 << 4),
+        unk4,
 
-        INPUT_FLAG_5 = (1 << 5),
+        unk5,
 
         // Some of the map tools (clear, footpath, scenery)
         // never read as far as I know.
-        INPUT_FLAG_6 = (1 << 6),
+        unk6,
 
-        INPUT_FLAG_VIEWPORT_SCROLLING = (1 << 7)
+        viewportScrolling,
     };
+    using InputFlags = FlagHolder<uint8_t, InputFlag>;
 
     enum class InputState
     {
@@ -61,16 +63,12 @@ namespace OpenRCT2
 
     // TODO: Move to openrct2-ui and make static again
     extern InputState _inputState;
-    extern uint8_t _inputFlags;
+    extern InputFlags gInputFlags;
     extern uint32_t _tooltipNotShownTimeout;
 
     void TitleHandleKeyboardInput();
     void GameHandleKeyboardInput();
 
-    void InputSetFlag(INPUT_FLAGS flag, bool on);
-    bool InputTestFlag(INPUT_FLAGS flag);
-    void InputResetFlags();
-
     void InputSetState(InputState state);
     InputState InputGetState();
 
diff --git a/src/openrct2/actions/PeepPickupAction.cpp b/src/openrct2/actions/PeepPickupAction.cpp
index 6123a24692..68930945e3 100644
--- a/src/openrct2/actions/PeepPickupAction.cpp
+++ b/src/openrct2/actions/PeepPickupAction.cpp
@@ -147,7 +147,7 @@ GameActions::Result PeepPickupAction::Execute() const
                 if (_owner == NetworkGetCurrentPlayerId())
                 {
                     // prevent tool_cancel()
-                    InputSetFlag(INPUT_FLAG_TOOL_ACTIVE, false);
+                    gInputFlags.unset(InputFlag::toolActive);
                 }
             }
 
diff --git a/src/openrct2/interface/Viewport.cpp b/src/openrct2/interface/Viewport.cpp
index 7ed5167fcb..7c7c1a8431 100644
--- a/src/openrct2/interface/Viewport.cpp
+++ b/src/openrct2/interface/Viewport.cpp
@@ -102,7 +102,7 @@ namespace OpenRCT2
         WindowInitAll();
 
         // ?
-        InputResetFlags();
+        gInputFlags.clearAll();
         InputSetState(InputState::Reset);
         gPressedWidget.window_classification = WindowClass::Null;
         gPickupPeepImage = ImageId();
diff --git a/src/openrct2/interface/Window.cpp b/src/openrct2/interface/Window.cpp
index 161c065ec8..bc696678b0 100644
--- a/src/openrct2/interface/Window.cpp
+++ b/src/openrct2/interface/Window.cpp
@@ -629,7 +629,7 @@ static constexpr float kWindowScrollLocations[][2] = {
 
     bool isToolActive(WindowClass cls)
     {
-        return InputTestFlag(INPUT_FLAG_TOOL_ACTIVE) && gCurrentToolWidget.window_classification == cls;
+        return gInputFlags.has(InputFlag::toolActive) && gCurrentToolWidget.window_classification == cls;
     }
 
     bool isToolActive(WindowClass cls, rct_windownumber number)
@@ -662,7 +662,7 @@ static constexpr float kWindowScrollLocations[][2] = {
      */
     bool ToolSet(const WindowBase& w, WidgetIndex widgetIndex, Tool tool)
     {
-        if (InputTestFlag(INPUT_FLAG_TOOL_ACTIVE))
+        if (gInputFlags.has(InputFlag::toolActive))
         {
             if (w.classification == gCurrentToolWidget.window_classification && w.number == gCurrentToolWidget.window_number
                 && widgetIndex == gCurrentToolWidget.widget_index)
@@ -674,9 +674,9 @@ static constexpr float kWindowScrollLocations[][2] = {
             ToolCancel();
         }
 
-        InputSetFlag(INPUT_FLAG_TOOL_ACTIVE, true);
-        InputSetFlag(INPUT_FLAG_4, false);
-        InputSetFlag(INPUT_FLAG_6, false);
+        gInputFlags.set(InputFlag::toolActive);
+        gInputFlags.unset(InputFlag::unk4);
+        gInputFlags.unset(InputFlag::unk6);
         gCurrentToolId = tool;
         gCurrentToolWidget.window_classification = w.classification;
         gCurrentToolWidget.window_number = w.number;
@@ -690,9 +690,9 @@ static constexpr float kWindowScrollLocations[][2] = {
      */
     void ToolCancel()
     {
-        if (InputTestFlag(INPUT_FLAG_TOOL_ACTIVE))
+        if (gInputFlags.has(InputFlag::toolActive))
         {
-            InputSetFlag(INPUT_FLAG_TOOL_ACTIVE, false);
+            gInputFlags.unset(InputFlag::toolActive);
 
             MapInvalidateSelectionRect();
             MapInvalidateMapSelectionTiles();
diff --git a/src/openrct2/ride/RideConstruction.cpp b/src/openrct2/ride/RideConstruction.cpp
index 42e9e49b8e..a9762f22d6 100644
--- a/src/openrct2/ride/RideConstruction.cpp
+++ b/src/openrct2/ride/RideConstruction.cpp
@@ -883,7 +883,7 @@ static bool ride_modify_entrance_or_exit(const CoordsXYE& tileElement)
         gRideEntranceExitPlaceType = entranceType;
         gRideEntranceExitPlaceRideIndex = rideIndex;
         gRideEntranceExitPlaceStationIndex = stationIndex;
-        InputSetFlag(INPUT_FLAG_6, true);
+        gInputFlags.set(InputFlag::unk6);
         if (_rideConstructionState != RideConstructionState::EntranceExit)
         {
             gRideEntranceExitPlacePreviousRideConstructionState = _rideConstructionState;
@@ -1073,7 +1073,7 @@ int32_t RideInitialiseConstructionWindow(Ride& ride)
     w = ride_create_or_find_construction_window(ride.id);
 
     ToolSet(*w, WC_RIDE_CONSTRUCTION__WIDX_CONSTRUCT, Tool::crosshair);
-    InputSetFlag(INPUT_FLAG_6, true);
+    gInputFlags.set(InputFlag::unk6);
 
     _currentlySelectedTrack = ride.getRideTypeDescriptor().StartTrackPiece;
     _currentTrackPitchEnd = TrackPitch::None;
diff --git a/src/openrct2/scenes/title/TitleScene.cpp b/src/openrct2/scenes/title/TitleScene.cpp
index 48a3448729..05a5db29ce 100644
--- a/src/openrct2/scenes/title/TitleScene.cpp
+++ b/src/openrct2/scenes/title/TitleScene.cpp
@@ -158,7 +158,7 @@ void TitleScene::Tick()
         // update_weather_animation();
     }
 
-    InputSetFlag(INPUT_FLAG_VIEWPORT_SCROLLING, false);
+    gInputFlags.unset(InputFlag::viewportScrolling);
 
     ContextHandleInput();