delphi 动态注册卸载OCX
uses ActiveX;
{$R *.dfm}
function RegisterOCX(FileName: string): Boolean;
var
OCXHand: THandle;
RegFunc: TDllRegisterServer;
begin
OCXHand := LoadLibrary(Pchar(FileName));
RegFunc := GetProcAddress(OCXHand, 'DllRegisterServer');
if @RegFunc <> nil then
Result := RegFunc = S_OK
else
Result := False;
FreeLibrary(OCXHand);
end;
function UnRegisterOCX(FileName: string): Boolean;
var
OCXHand: THandle;
RegFunc: TDllRegisterServer;
begin
OCXHand := LoadLibrary(Pchar(FileName));
RegFunc := GetProcAddress(OCXHand, 'DllUnregisterServer');
if @RegFunc <> nil then
Result := RegFunc = S_OK
else
Result := False;
FreeLibrary(OCXHand);
end;
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