But What happens during the drag when I move my mouse from one row to hover over a different one? Edit: Now that I'm reading that msdn quote again, I see that it says when the mouse moves. I will need to test this out. Thank you. Video’da görüyorsunuz. Tam https://www.csharpegitimi.com.tr/2024/05/csharp-mouse-click-kullanimi.html