187 lines
4.7 KiB
C++
187 lines
4.7 KiB
C++
//+---------------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1997.
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//
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// File: L A N W I Z F N. C P P
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//
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// Contents: Help member functions of the LAN ConnectionUI object
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// used to implement the Lan Connection Wizard
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//
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// Notes:
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//
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// Created: tongl 24 Oct 1997
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//
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//----------------------------------------------------------------------------
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#include "pch.h"
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#pragma hdrstop
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#include "nsbase.h"
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#include "lanuiobj.h"
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#include "lancmn.h"
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#include "lanwiz.h"
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#include "ncnetcon.h"
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//+---------------------------------------------------------------------------
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//
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// Member: CLanConnectionUi::HrSetupWizPages
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//
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// Purpose: Setup the needed wizard pages based on the context
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//
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// Arguments:
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// pContext [in]
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// pahpsp [out]
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// pcPages [out]
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//
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// Returns: HRESULT, Error code.
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//
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// Author: tongl 9 Oct 1997
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//
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// Notes:
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//
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HRESULT CLanConnectionUi::HrSetupWizPages(INetConnectionWizardUiContext* pContext,
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HPROPSHEETPAGE ** pahpsp, INT * pcPages)
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{
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HRESULT hr = S_OK;
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int cPages = 0;
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HPROPSHEETPAGE *ahpsp = NULL;
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// We now have only 1 page no matter what
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cPages = 1;
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// Lan wizard page
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if (!m_pWizPage)
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m_pWizPage = new CLanWizPage(static_cast<INetConnectionPropertyUi *>(this));
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// Allocate a buffer large enough to hold the handles to all of our
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// wizard pages.
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ahpsp = (HPROPSHEETPAGE *)CoTaskMemAlloc(sizeof(HPROPSHEETPAGE)
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* cPages);
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if (!ahpsp)
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{
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hr = E_OUTOFMEMORY;
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return hr;
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}
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// Check for read-only mode
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if (UM_READONLY == pContext->GetUnattendedModeFlags())
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{
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// If read-only, remember this
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m_pWizPage->SetReadOnlyMode(TRUE);
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}
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cPages =0;
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DWORD dwFlags = PSP_USEHEADERTITLE | PSP_USEHEADERSUBTITLE;
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PCWSTR pszTitle = SzLoadIds(IDS_LANWIZ_TITLE);
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PCWSTR pszSubTitle = SzLoadIds(IDS_LANWIZ_SUBTITLE);
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ahpsp[cPages++] = m_pWizPage->CreatePage(IDD_LANWIZ_DLG, dwFlags,
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pszTitle,
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pszSubTitle);
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*pahpsp = ahpsp;
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*pcPages = cPages;
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return hr;
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}
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//+---------------------------------------------------------------------------
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//
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// Member: CLanConnectionUi::HrGetLanConnection
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//
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// Purpose: Return an existing connection or create a new one if none
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// exists
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//
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// Arguments:
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//
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// Returns: HRESULT, Error code.
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//
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// Author: tongl 30 Oct 1997
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//
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// Notes:
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//
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HRESULT CLanConnectionUi::HrGetLanConnection(INetLanConnection ** ppLanCon)
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{
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Assert(ppLanCon);
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// Initialize output parameter.
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//
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*ppLanCon = NULL;
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INetLanConnection* pLanCon = NULL;
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BOOL fFoundConnection = FALSE;
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INetConnectionManager* pConMan;
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HRESULT hr = HrCreateInstance(
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CLSID_LanConnectionManager,
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CLSCTX_SERVER | CLSCTX_NO_CODE_DOWNLOAD,
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&pConMan);
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TraceHr(ttidError, FAL, hr, FALSE, "HrCreateInstance");
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if (SUCCEEDED(hr))
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{
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GUID guidAdapter;
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hr = m_pnccAdapter->GetInstanceGuid(&guidAdapter);
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CIterNetCon ncIter(pConMan, NCME_DEFAULT);
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INetConnection* pCon;
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while (SUCCEEDED(hr) && !fFoundConnection &&
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(S_OK == ncIter.HrNext(&pCon)))
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{
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if (FPconnEqualGuid (pCon, guidAdapter))
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{
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hr = HrQIAndSetProxyBlanket(pCon, &pLanCon);
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if (SUCCEEDED(hr))
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{
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fFoundConnection = TRUE;
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}
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}
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ReleaseObj(pCon);
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}
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#if DBG
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if (SUCCEEDED(hr) && !fFoundConnection)
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{
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// If it's not caused by a non-functioning device, we need to assert
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ULONG ulProblem;
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HRESULT hrTmp = m_pnccAdapter->GetDeviceStatus(&ulProblem);
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if (SUCCEEDED(hrTmp))
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{
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if (FIsDeviceFunctioning(ulProblem))
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{
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TraceTag(ttidLanUi, "m_pnccAdapter->GetDeviceStatus: ulProblem "
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"= 0x%08X.", ulProblem);
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AssertSz(FALSE, "How come the LAN connection does not exist after enumeration?");
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}
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}
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}
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#endif
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ReleaseObj (pConMan);
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}
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if ((S_OK == hr) && fFoundConnection)
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{
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Assert(pLanCon);
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*ppLanCon = pLanCon;
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}
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else
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{
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TraceTag(ttidError, "Error! CLanConnectionUi::HrGetLanConnection is called on non-existing adapter.");
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hr = E_FAIL;
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}
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TraceError("CLanConnectionUi::HrGetLanConnection", hr);
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return hr;
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}
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