System.Classes.AncestorIsValid

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Delphi

function AncestorIsValid(const Ancestor: TPersistent; const Root, RootAncestor: TComponent): Boolean;

C++

extern DELPHI_PACKAGE bool __fastcall AncestorIsValid(TPersistent* const Ancestor, TComponent* const Root, TComponent* const RootAncestor);

Properties

Type	Visibility	Source	Unit	Parent
function	public	System.Classes.pas System.Classes.hpp	System.Classes	System.Classes

Description

AncestorIsValid determines if one component is an ancestor of another.

Call AncestorIsValid to determine if component Root has the specified RootAncestor ancestor. The TObject InheritsFrom method is used to determine this. True is returned if the ancestor is valid, otherwise false.

See Also

• TComponent

• TObject

• TPersistent