>>715
HDD漁ったら昔書いたコードが残ってたんで貼ってみる

OnMessage(0x20, "WM_SETCURSOR")
OnMessage(0x201, "WM_LBUTTONDOWN")

Gui, Window:+LastFound -Caption +AlwaysOnTop
Gui, Window:Color, 000000
Gui, Window:Show, W100 H100 X100 Y100 NA
Return

WM_SETCURSOR() {
hCursor := DllCall("LoadCursor", Int, 0, Int, IDC_HAND:=0x7F86)
DllCall("SetCursor", Ptr, hCursor)
Return 1
}

WM_LBUTTONDOWN() {
PostMessage, WM_NCLBUTTONDOWN:=0xA1, HTCAPTION:=0x2
}

Esc::ExitApp