appbar OnDocking event
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Applies to
acAppBar component.  

Declaration
type  
  TacAppBarDockingEvent = procedure(Sender: TObject; var NewPlacement: TacAppBarPlacement) of object;  
 
property OnDocking: TacAppBarDockingEvent;  

Description
The OnDocking event occurs when the AppBar is about to be docked to the screen edge or be undocked (restored to its normal, "floating" state). Use NewPlacement parameter to specify another appbar placement for docking.  

See also
AllowedEdges property and OnDocked, OnDockMove events.