int = SetWindowLong(hwnd, offset
, val
)
Places a long value at the specified offset into the extra window memory of the
given window.
Parameters
hwnd : 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.Comments
This function calls the SetWindowLongPtr Api function