Кобинации клавиш Ctrl-C, Ctrl-O, и т.д. не срабатывают. В чем проблема?

Взято из FAQ:https://blackman.km.ru/myfaq/cont4.phtml

Это не ошибка. Информацию по данному вопросу можно найти на сайте

Microsoft KnowledgeBase статья Q168777.

Приведённый ниже код, устраняет данную проблему:

... var
Form1: TForm1;
FOleInPlaceActiveObject: IOleInPlaceActiveObject;
SaveMessageHandler: TMessageEvent; 
... 
implementation 
... 
 
procedure TForm1.FormActivate(Sender: TObject);
begin
SaveMessageHandler := Application.OnMessage;
Application.OnMessage := MyMessageHandler;
end;
 
procedure TForm1.FormDeactivate(Sender: TObject);
begin
  Application.OnMessage := SaveMessageHandler;
end; 
 
procedure TForm1.FormClose(Sender: TObject; var Action: TCloseAction);
begin
  Application.OnMessage := SaveMessageHandler;
  FOleInPlaceActiveObject := nil;
end; 
 
procedure TForm1.MyMessageHandler(var Msg: TMsg; var Handled: Boolean);
var
  iOIPAO: IOleInPlaceActiveObject;
  Dispatch: IDispatch;
begin
{ exit if we don't get back a webbrowser object }
if WebBrowser = nil then
begin
Handled := False;
Exit;
end; Handled:=(IsDialogMessage(WebBrowser.Handle, Msg) = True); if (Handled) and (not WebBrowser.Busy) then
begin
if FOleInPlaceActiveObject = nil then
begin
Dispatch := WebBrowser.Application;
if Dispatch < > nil then
begin
Dispatch.QueryInterface(IOleInPlaceActiveObject, iOIPAO);
if iOIPAO < > nil then
FOleInPlaceActiveObject := iOIPAO;
end;
end; if FOleInPlaceActiveObject < > nil then
if ((Msg.message = WM_KEYDOWN) or (Msg.message = WM_KEYUP)) and
((Msg.wParam = VK_BACK) or (Msg.wParam = VK_LEFT) or (Msg.wParam = VK_RIGHT)) then
//nothing - do not pass on Backspace, Left or Right arrows
else
FOleInPlaceActiveObject.TranslateAccelerator(Msg);
end;
end;