From ec9c000be945b8d0500fc7b751fee081aa23c13e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lars=20M=C3=BCller?=
 <34514239+appgurueu@users.noreply.github.com>
Date: Mon, 3 Jun 2024 20:38:09 +0200
Subject: [PATCH] Fix scrolling in scroll containers (#14702)

---
 irr/include/IEventReceiver.h | 1 -
 irr/src/CIrrDeviceOSX.mm     | 2 ++
 irr/src/CIrrDeviceSDL.cpp    | 1 +
 3 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/irr/include/IEventReceiver.h b/irr/include/IEventReceiver.h
index e0660a6f1..cf7dee3ab 100644
--- a/irr/include/IEventReceiver.h
+++ b/irr/include/IEventReceiver.h
@@ -331,7 +331,6 @@ struct SEvent
 
 		//! A bitmap of button states. You can use isButtonPressed() to determine
 		//! if a button is pressed or not.
-		//! Currently only valid if the event was EMIE_MOUSE_MOVED
 		u32 ButtonStates;
 
 		//! Is the left button pressed down?
diff --git a/irr/src/CIrrDeviceOSX.mm b/irr/src/CIrrDeviceOSX.mm
index 8e4843441..67c0ce05c 100644
--- a/irr/src/CIrrDeviceOSX.mm
+++ b/irr/src/CIrrDeviceOSX.mm
@@ -852,6 +852,7 @@ bool CIrrDeviceMacOSX::run()
 				ievent.MouseInput.Wheel *= 10.0f;
 			else
 				ievent.MouseInput.Wheel *= 5.0f;
+			ievent.MouseInput.ButtonStates = MouseButtonStates;
 			postMouseEvent(event, ievent);
 			break;
 
@@ -1048,6 +1049,7 @@ void CIrrDeviceMacOSX::storeMouseLocation()
 			ievent.MouseInput.Event = irr::EMIE_MOUSE_MOVED;
 			ievent.MouseInput.X = x;
 			ievent.MouseInput.Y = y;
+			ievent.MouseInput.ButtonStates = MouseButtonStates;
 			postEventFromUser(ievent);
 		}
 	}
diff --git a/irr/src/CIrrDeviceSDL.cpp b/irr/src/CIrrDeviceSDL.cpp
index 6f2772aa6..c01e6900e 100644
--- a/irr/src/CIrrDeviceSDL.cpp
+++ b/irr/src/CIrrDeviceSDL.cpp
@@ -667,6 +667,7 @@ bool CIrrDeviceSDL::run()
 #else
 			irrevent.MouseInput.Wheel = SDL_event.wheel.y;
 #endif
+			irrevent.MouseInput.ButtonStates = MouseButtonStates;
 			irrevent.MouseInput.Shift = (keymod & KMOD_SHIFT) != 0;
 			irrevent.MouseInput.Control = (keymod & KMOD_CTRL) != 0;
 			irrevent.MouseInput.X = MouseX;