mycomserver.pas

来自「所有delphi的入门例子」· PAS 代码 · 共 39 行

unit MyCOMServer;

IMyCOMTest = interface(IUnknown)
['{D1C4A022-7F6F-42F0-A9B0-4A91703EB124}']
TMyCOMServer = class(TObject, IMyCOMTest)
protected
FLock: integer;
function QueryInterface(const IID: TGUID; out Obj): HResult; stdcall;
function _AddRef: Integer; stdcall;
function _Release: Integer; stdcall;
public
Constructor Create;
function msg: integer;stdcall;
end;

interface

implementation
function TMyCOMServer._AddRef: Integer;
begin
Inc(FLock);
end;

function TMyCOMServer._Release: Integer;
begin
Dec(FLock);
if FLock = 0 then
Free;
end;

function TMyCOMServer.QueryInterface(const IID: TGUID; out Obj): HResult;
begin
Pointer(Obj) := Pointer(MC); 
Result := S_OK; 
end;


end.