PEWN_PREVSCROLL

his notification message is sent to the parent window immediately before ProEssentials processes a WM_VSCROLL message.

The developer reads SBCode and SBCode to determine the type of scroll action about to be processed.

Comments

.NET developers use the PePreVScroll event.

OCX/VCL developers use the PreVScroll event.

See Also: PEWN_PREHSCROLL, SBCode, SBCode

For an example: See the included VC Example Project, "PEVIEW.CPP" file, OnCommand handler for an example of event processing.