WM_PAINT = 15
WM_MOUSEMOVE = 512
WM_MOUSEWHEEL = 522
WM_MOUSELEAVE = 675
WM_MOUSEHOVER = 673
WM_LBUTTONDBLCLK = 515
WM_LBUTTONDOWN = 513
WM_LBUTTONUP = 514
WM_RBUTTONDBLCLK = 518
WM_RBUTTONDOWN = 516
WM_RBUTTONUP = 517
WM_MBUTTONDBLCLK = 521
WM_MBUTTONDOWN = 519
WM_MBUTTONUP = 520
WM_ERASEBKGND = 20
WM_SIZE = 5
WM_INITSKIN = 1124
WM_DECORATEDWINDOWSIZE = 1125
WM_NCPAINT = 133
WM_NCMOUSEMOVE = 160
WM_NCACTIVATE = 134
WM_NCLBUTTONDOWN = 161
WM_NCLBUTTONUP = 162