哪位高手能帮忙把下面的代码转成delphi的下，多谢，功能是：分别表示显示编码菜单和文字大小菜单

谁能帮忙把下面的代码转成delphi的下，谢谢，功能是：分别表示显示编码菜单和文字大小菜单
HRESULT ShowShellDocViewMenu(LPDISPATCH lpDocDisp, POINT pt, UINT nCmdID)
...{
  HRESULT hr = S_FALSE;
  IOleCommandTarget *pct;
  if ( lpDocDisp && SUCCEEDED(lpDocDisp->QueryInterface(IID_IOleCommandTarget, (void **)&pct)))
  ...{
  try
  ...{
  CComVariant vtIn;
  vtIn.vt = VT_I4;
  vtIn.lVal = MAKELONG(pt.x, pt.y);
  CComVariant vtOut;
  hr = pct->Exec(&CGID_ShellDocView, nCmdID, OLECMDEXECOPT_DONTPROMPTUSER, &vtIn, &vtOut);
  }
  catch (...) ...{
  }
  pct->Release();
  }
  return hr;
}

HRESULT ShowMimeSetMenu(LPDISPATCH lpDocDisp, POINT pt)
...{
  return ShowShellDocViewMenu(lpDocDisp, pt, SHDVID_SHOWMIMECSETMENU);
}

HRESULT ShowFontSizeMenu(LPDISPATCH lpDocDisp, POINT pt)
...{
  return ShowShellDocViewMenu(lpDocDisp, pt, SHDVID_SHOWFONTSIZEMENU);
}


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