TControl.CheckChildClassAllowed function

Member of TControlpublicIn unit Controls

Returns True if the class is allowed for child controls.

Declaration

pascal

function CheckChildClassAllowed(ChildClass: TClass; 
 ExceptionOnInvalid: Boolean): Boolean

`ChildClass`	The class of the intended child control.
`ExceptionOnInvalid`	When True, raise an exception when the class is not allowed.

True if the class is allowed for child controls.

Only few controls restrict the class of acceptable child controls. E.g. a PageControl only accepts TTabSheet descendants as children.

An EInvalidOperation can be generated (see ExceptionOnInvalid).

An experiment, built from development snapshots. Not the official Free Pascal or Lazarus documentation.