cdhtmldialog中禁用右键菜单和f5刷新

STDMETHOD(ShowContextMenu)(DWORD dwID, POINT *ppt, IUnknown *pcmdtReserved, IDispatch *pdispReserved);
STDMETHOD(TranslateAccelerator)(LPMSG lpMsg, const GUID * pguidCmdGroup, DWORD nCmdID);

STDMETHODIMP ChtmldialogDlg::ShowContextMenu(DWORD dwID, POINT *ppt, IUnknown *pcmdtReserved, IDispatch *pdispReserved)
{
return S_OK;
}
STDMETHODIMP ChtmldialogDlg::TranslateAccelerator(LPMSG lpMsg, const GUID * pguidCmdGroup, DWORD nCmdID)
{
if (lpMsg && lpMsg->message == WM_KEYDOWN && lpMsg->wParam == VK_F5) {
return S_OK;
}
return CDHtmlDialog::TranslateAccelerator(lpMsg, pguidCmdGroup, nCmdID);
}