[Overview][Constants][Types][Classes][Procedures and functions][Variables][Index] Reference for unit 'Controls' (#lcl)

TWinControl.OnUnDock

Event handler for control being undocked from this DockSite.

Declaration

Source position: controls.pp line 2068

public property TWinControl.OnUnDock: TUnDockEvent
  read FOnUnDock
  write FOnUnDock;

Description

The handler can disallow undocking.

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