GUI mouse over control

IDC_APPSTARTING :=  32650
IDC_ARROW := 32512
IDC_CROSS := 32515
IDC_HAND := 32649
IDC_HELP := 32651
IDC_IBEAM := 32513
IDC_NO := 32648
IDC_SIZEALL := 32646
IDC_SIZENESW := 32643
IDC_SIZENS := 32645
IDC_SIZENWSE := 32642
IDC_SIZEWE := 32644
IDC_UPARROW := 32516
IDC_WAIT := 32514
BCursor:=DllCall("LoadCursor", "UInt", NULL,"Int", IDC_HAND, "UInt")
LVCursor:=DllCall("LoadCursor", "UInt", NULL,"Int", IDC_HELP, "UInt")
OnMessage(0x200,"WM_MOUSEMOVE")

#include %A_mydocuments%\AHKPlaygroundData\ext.ahk ;this is here since gui needs to load first

Gui, Show, x%x% y%y% h%h% w%w%, AHK Playground %vmode%
Return

WM_MOUSEMOVE(wParam, lParam) {
global BCursor
global LVCursor
MouseGetPos,,,, ctrl
if (ctrl == "Button1")
  DllCall("SetCursor","UInt",BCursor) ; To set the cursor
if (ctrl == "Button2")
  DllCall("SetCursor","UInt",BCursor) ; To set the cursor
if (ctrl == "Button3")
  DllCall("SetCursor","UInt",BCursor) ; To set the cursor
if (ctrl == "Button4")
  DllCall("SetCursor","UInt",BCursor) ; To set the cursor
if (ctrl == "Button5")
  DllCall("SetCursor","UInt",BCursor) ; To set the cursor
if (ctrl == "ListBox1")
  DllCall("SetCursor","UInt",LVCursor) ; To set the cursor
}
Return