>Is there an Active-X equivalent to the LockScreen property on a form?
>I am using DBI's ctMonth calendar and it takes time to fill it up.

Most ActiveX controls have their own hWnd property that can be used to control this via the LockWindowUpdate() API call. I wrote about this in reference to the TreeView and ListView controls that ship with VFP for VFUG. The article is available on-line at www.vfug.org. The article was called "Smoother Refreshes with...". You'll find the extact issue listed in my bio here.