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System.Classes.TComponent.Invoke

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Delphi

function Invoke(DispID: Integer; const IID: TGUID; LocaleID: Integer;  Flags: Word; var Params; VarResult, ExcepInfo, ArgErr: Pointer): HResult; stdcall;

C++

HRESULT __stdcall Invoke(int DispID, const GUID &IID, int LocaleID, System::Word Flags, void *Params, void * VarResult, void * ExcepInfo, void * ArgErr);

Properties

Type Visibility Source Unit Parent
function protected
System.Classes.pas
System.Classes.hpp
System.Classes TComponent

Description

Provides access to Automation properties and methods when the component wraps an Automation object.

Invoke is the standard mechanism for accessing the exposed properties and methods of an Automation object. For components that wrap the IDispatch interface of an Automation object, Invoke calls the Invoke method for the interface supported by the component, passing it the parameters specified by the function.

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