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Reference for unit 'Controls' (#lcl)

TWinControl.DockDrop

Handler for a DragManager dmDragDrop message, sent when a dragged control has been dropped onto this docksite.

Declaration

Source position: controls.pp line 2406

public procedure TWinControl.DockDrop(

DragDockObject: TDragDockObject;

); virtual;

Asks the dropped control to dock itself into this docksite, updates its Parent, HostDockSite, and the DockClients for the old and new DockSite.

When a DockManager is installed, it is used to position the docked control (InsertControl).

Finally, an OnDockDrop event is signalled.

TWinControl.DoDockClientMsg		Handles a dmDragDock message, when a control has been docked to this site.
TWinControl.OnDockDrop		Event handler signalled for the drop of a control to be docked.
TDragDockObject		A drag object for drag-dock.