TPage.OnBeforeShow property
Event handler signalled before the page is displayed.
Declaration
property OnBeforeShow: TBeforeShowPageEvent read FOnBeforeShow write FOnBeforeShow;Description
OnBeforeShow is a
TBeforeShowPageEvent property with
the event handler signalled before a page is displayed. It allows an
application to make any preparations needed for the page or its contents. It
is signalled (when assigned) when the value for the
PageIndex
property is changed in a
TNotebook instance.
See also
An experiment, built from development snapshots. Not the official Free Pascal or Lazarus documentation.