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. Umarım sizlere 3 https://zanegtcmv.wikimeglio.com/9081196/c_mouse_wheel_scrolling_kullanımı_için_adım_haritaya_göre_yeni_adım