int = SetClassWord(hwnd, offset
Parametershwnd : int
The handle to the window.offset : int
Specifies the zero-based byte offset of the value to change. Valid values are in the range zero through the number of bytes of extra window memory, minus four (for example, if 12 or more bytes of extra memory were specified, a value of 8 would be an index to the third long integer), or one of the GWL_ constants.val : int
Specifies the long value to place in the window's reserved memory.
This function is obsolete, use win32api::SetClassLong instead