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The type of an OnUnDock handler.
Source position: controls.pp line 462
type TUnDockEvent = procedure( |
Sender: TObject; |
Client: TControl; |
NewTarget: TWinControl; |
var Allow: Boolean |
) of object; |
Sender |
|
The docksite from which the object is undocked. |
Client |
|
The control to be undocked. |
NewTarget |
|
The new docksite for Client, Nil when undocked into floating state. |
Allow |
|
Set Allow to False to reject undocking. |
An UnDock event is sent by a dock site, before a control is undocked from it. The handler can reject undocking, by setting Allow to False.