From ae465109201b30fa61b643d72aaf374265c6a9ed Mon Sep 17 00:00:00 2001
From: John Preston <johnprestonmail@gmail.com>
Date: Thu, 20 Jul 2023 09:59:23 +0400
Subject: [PATCH] Cancel system move if didn't start (macOS).

---
 ui/platform/mac/ui_window_mac.mm | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/ui/platform/mac/ui_window_mac.mm b/ui/platform/mac/ui_window_mac.mm
index 514ef32..9d91f3c 100644
--- a/ui/platform/mac/ui_window_mac.mm
+++ b/ui/platform/mac/ui_window_mac.mm
@@ -105,7 +105,10 @@ public:
 				_dragStarted = _checkStartDrag();
 			} else if (([e type] == NSEventTypeLeftMouseDragged)
 					&& _dragStarted) {
-				return _checkPerformDrag([e window]);
+				if (_checkPerformDrag([e window])) {
+					return true;
+				}
+				_dragStarted = false;
 			}
 		}
 		return false;