604 lines
16 KiB
C++
604 lines
16 KiB
C++
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//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\
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//
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// oleobj.cpp
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//
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// IOleObject Implementation. IOleObject is required for for downloading
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// cdf files from within the browser.
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//
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// History:
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//
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// 6/18/97 edwardp Created.
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//
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////////////////////////////////////////////////////////////////////////////////
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//
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// Includes
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//
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#include "stdinc.h"
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#include "cdfidl.h"
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#include "xmlutil.h"
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#include "chanapi.h"
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#include "chanenum.h"
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#include "persist.h"
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#include "resource.h"
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#include <shguidp.h>
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#include <htiface.h> // IID_ITargetEmbedding
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#define _SHDOCVW_
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#include <shdocvw.h>
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#include <mluisupp.h>
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STDMETHODIMP CPersist::SetClientSite(IOleClientSite *pIOleClientSite)
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{
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#ifdef IMP_CLIENTSITE
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if (NULL != m_pOleClientSite)
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m_pOleClientSite->Release();
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m_pOleClientSite = pIOleClientSite;
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if (m_pOleClientSite)
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m_pOleClientSite->AddRef();
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#endif
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if (pIOleClientSite && NULL == m_pIWebBrowser2)
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{
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IOleWindow *pIOleWindow;
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HRESULT hr = pIOleClientSite->QueryInterface(IID_IOleWindow,
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(void**)&pIOleWindow);
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if (SUCCEEDED(hr))
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{
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ASSERT(NULL != pIOleWindow);
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pIOleWindow->GetWindow(&m_hwnd);
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pIOleWindow->Release();
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}
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IServiceProvider* pIServiceProvider;
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hr = pIOleClientSite->QueryInterface(IID_IServiceProvider,
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(void**)&pIServiceProvider);
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if (SUCCEEDED(hr))
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{
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ASSERT(pIServiceProvider);
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IServiceProvider* pIServiceProvider2;
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hr = pIServiceProvider->QueryService(SID_STopLevelBrowser,
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IID_IServiceProvider,
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(void**)&pIServiceProvider2);
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if (SUCCEEDED(hr))
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{
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ASSERT(pIServiceProvider2);
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hr = pIServiceProvider2->QueryService(SID_SWebBrowserApp,
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IID_IWebBrowser2,
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(void**)&m_pIWebBrowser2);
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//
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// REVIEW: Determine if the current browser is IE
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//
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// New check if the browser is IE. IE will fail on a QI of
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// IWebBrowserApp for ITargetEmbedding. Anyone else hosting
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// the browser OC must support this interface.
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//
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IWebBrowserApp* pIWebBrowserApp;
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hr = m_pIWebBrowser2->QueryInterface(IID_IWebBrowserApp,
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(void**)&pIWebBrowserApp);
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if (SUCCEEDED(hr))
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{
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ASSERT(pIWebBrowserApp);
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ITargetEmbedding* pITargetEmbedding;
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hr = pIWebBrowserApp->QueryInterface(IID_ITargetEmbedding,
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(void**)&pITargetEmbedding);
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if (SUCCEEDED(hr))
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{
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ASSERT(pITargetEmbedding);
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//
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// This isn't IE. So release m_IWebBrowser2. IE
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// will be CoCreated later if m_IWebBrowser2 == NULL.
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//
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m_pIWebBrowser2->Release();
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m_pIWebBrowser2 = NULL;
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pITargetEmbedding->Release();
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}
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pIWebBrowserApp->Release();
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}
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pIServiceProvider2->Release();
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}
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pIServiceProvider->Release();
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}
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}
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return S_OK;
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}
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STDMETHODIMP CPersist::GetClientSite(IOleClientSite **ppClientSite)
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{
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#ifdef IMP_CLIENTSITE
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ASSERT(ppClientSite);
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if (NULL != m_pOleClientSite)
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{
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*ppClientSite = m_pOleClientSite;
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return S_OK;
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}
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else
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return E_UNEXPECTED;
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#else
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return E_NOTIMPL;
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#endif
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}
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STDMETHODIMP CPersist::SetHostNames(LPCOLESTR szContainerApp,
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LPCOLESTR szContainerObj)
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{
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return E_NOTIMPL;
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}
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STDMETHODIMP CPersist::Close(DWORD dwSaveOption)
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{
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return E_NOTIMPL;
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}
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STDMETHODIMP CPersist::SetMoniker(DWORD dwWhichMoniker, IMoniker *pmk)
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{
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return E_NOTIMPL;
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}
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STDMETHODIMP CPersist::GetMoniker(DWORD dwAssign, DWORD dwWhichMoniker,
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IMoniker **ppmk)
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{
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return E_NOTIMPL;
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}
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STDMETHODIMP CPersist::InitFromData(IDataObject *pDataObject, BOOL fCreation,
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DWORD dwReserved)
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{
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return E_NOTIMPL;
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}
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STDMETHODIMP CPersist::GetClipboardData(DWORD dwReserved,IDataObject **ppDataObject)
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{
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return E_NOTIMPL;
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}
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STDMETHODIMP CPersist::DoVerb(LONG iVerb, LPMSG lpmsg, IOleClientSite *pActiveSite,
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LONG lindex, HWND hwndParent, LPCRECT lprcPosRect)
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{
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HRESULT hr;
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if (OLEIVERB_PRIMARY == iVerb)
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{
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ASSERT(m_pIXMLDocument);
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XMLDOCTYPE xdt = XML_GetDocType(m_pIXMLDocument);
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switch(xdt)
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{
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case DOC_CHANNEL:
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case DOC_SOFTWAREUPDATE:
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// Admins can disallow adding channels and limit
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// the number of installed channels.
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if (1 /*(dwFlags & STC_CHANNEL)*/ &&
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!SHRestricted2W(REST_NoAddingChannels, m_polestrURL, 0) &&
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(!SHRestricted2W(REST_MaxChannelCount, NULL, 0) ||
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(CountChannels() < SHRestricted2W(REST_MaxChannelCount, NULL, 0))))
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{
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XML_DownloadLogo(m_pIXMLDocument);
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//
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// In case the SELF tag is different than the URL get the
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// subscribed URL from SubscriptionHelper.
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//
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BSTR bstrSubscribedURL = NULL;
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if (SubscriptionHelper(m_pIXMLDocument, m_hwnd,
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SUBSTYPE_CHANNEL,
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SUBSACTION_ADDADDITIONALCOMPONENTS,
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m_polestrURL, xdt, &bstrSubscribedURL))
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{
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TCHAR szSubscribedURL[INTERNET_MAX_URL_LENGTH];
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if (bstrSubscribedURL &&
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SHUnicodeToTChar(bstrSubscribedURL, szSubscribedURL,
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ARRAYSIZE(szSubscribedURL)))
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{
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FILETIME ftLastMod;
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URLGetLastModTime(szSubscribedURL, &ftLastMod);
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Cache_AddItem(szSubscribedURL, m_pIXMLDocument,
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PARSE_NET, ftLastMod, g_dwCacheCount);
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}
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OpenChannel(bstrSubscribedURL);
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hr = S_OK;
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}
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else
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{
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hr = S_FALSE;
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}
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if (bstrSubscribedURL)
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SysFreeString(bstrSubscribedURL);
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}
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else
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{
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hr = E_ACCESSDENIED;
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}
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break;
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case DOC_DESKTOPCOMPONENT:
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#ifndef UNIX
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if (m_hwnd && WhichPlatform() != PLATFORM_INTEGRATED)
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#else
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if (0)
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#endif /* UNIX */
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{
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TCHAR szText[MAX_PATH];
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TCHAR szTitle[MAX_PATH];
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MLLoadString(IDS_BROWSERONLY_DLG_TEXT, szText,
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ARRAYSIZE(szText));
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MLLoadString(IDS_BROWSERONLY_DLG_TITLE, szTitle,
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ARRAYSIZE(szTitle));
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MessageBox(m_hwnd, szText, szTitle, MB_OK);
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}
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else if (1 /*dwFlags & STC_DESKTOPCOMPONENT*/)
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{
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COMPONENT Info;
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hr = XML_GetDesktopComponentInfo(m_pIXMLDocument, &Info);
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if(SUCCEEDED(hr))
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{
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if(!Info.wszSubscribedURL[0])
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{
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if(m_polestrURL)
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{
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StrCpyNW(Info.wszSubscribedURL, m_polestrURL, ARRAYSIZE(Info.wszSubscribedURL));
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}
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else
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{
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TraceMsg(TF_GENERAL, "CPersist::DoVerb : COMPONENT::wszSubscribedURL is not set.");
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hr = S_FALSE;
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}
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}
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#ifndef UNIX
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/* No Active Desktop on Unix */
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if (SUCCEEDED(hr))
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{
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IActiveDesktop* pIActiveDesktop;
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hr = CoCreateInstance(CLSID_ActiveDesktop, NULL, CLSCTX_INPROC_SERVER,
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IID_IActiveDesktop, (void**)&pIActiveDesktop);
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if (SUCCEEDED(hr))
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{
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ASSERT(pIActiveDesktop);
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hr = pIActiveDesktop->AddDesktopItemWithUI(m_hwnd, &Info, DTI_ADDUI_DISPSUBWIZARD);
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// Note: Do not call pIActiveDesktop->ApplyChanges() here. AddDesktopItemWithUI() itself creates
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// one instance of ActiveDesktop object, adds the component and calls ApplyChanges() for us.
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// Calling ApplyChanges() again here causes the second instance US to overwrite with stale data.
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// Bug #404153. Fixed by Sankar. 29th May 2001.
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pIActiveDesktop->Release();
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}
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else
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{
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TraceMsg(TF_GENERAL, "CPersist::DoVerb : CoCreateInstance for CLSID_ActiveDesktop failed.");
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}
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}
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#endif /* !UNIX */
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}
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if(SUCCEEDED(hr))
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{
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hr = S_OK;
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}
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else
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{
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hr = S_FALSE;
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}
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}
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else
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{
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hr = E_ACCESSDENIED;
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}
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break;
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case DOC_UNKNOWN:
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default:
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hr = E_FAIL;
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break;
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}
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}
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else
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{
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hr = E_NOTIMPL;
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}
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return hr;
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}
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STDMETHODIMP CPersist::EnumVerbs(IEnumOLEVERB **ppEnumOleVerb)
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{
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return E_NOTIMPL;
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}
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STDMETHODIMP CPersist::Update(void)
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{
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return E_NOTIMPL;
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}
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STDMETHODIMP CPersist::IsUpToDate(void)
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{
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return E_NOTIMPL;
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}
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STDMETHODIMP CPersist::GetUserClassID(CLSID *pClsid)
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{
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return E_FAIL;
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}
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STDMETHODIMP CPersist::GetUserType(DWORD dwFormOfType, LPOLESTR *pszUserType)
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{
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return E_NOTIMPL;
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}
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STDMETHODIMP CPersist::SetExtent(DWORD dwDrawAspect, SIZEL *psizel)
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{
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return E_NOTIMPL;
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}
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STDMETHODIMP CPersist::GetExtent(DWORD dwDrawAspect, SIZEL *psizel)
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{
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return E_NOTIMPL;
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}
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STDMETHODIMP CPersist::Advise(IAdviseSink *pAdvSink, DWORD *pdwConnection)
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{
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return E_NOTIMPL;
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}
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STDMETHODIMP CPersist::Unadvise(DWORD dwConnection)
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{
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return E_NOTIMPL;
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}
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STDMETHODIMP CPersist::EnumAdvise(IEnumSTATDATA **ppenumAdvise)
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{
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return E_NOTIMPL;
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}
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STDMETHODIMP CPersist::GetMiscStatus(DWORD dwAspect, DWORD *pdwStatus)
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{
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return E_NOTIMPL;
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}
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STDMETHODIMP CPersist::SetColorScheme(LOGPALETTE *pLogpal)
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{
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return E_NOTIMPL;
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}
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//
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// Helper functions.
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//
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|
||
|
|
HRESULT
|
||
|
|
CPersist::OpenChannel(
|
||
|
|
LPCWSTR pszSubscribedURL
|
||
|
|
)
|
||
|
|
{
|
||
|
|
ASSERT(m_pIXMLDocument);
|
||
|
|
|
||
|
|
HRESULT hr;
|
||
|
|
|
||
|
|
if (NULL == m_pIWebBrowser2)
|
||
|
|
{
|
||
|
|
hr = CoCreateInstance(CLSID_InternetExplorer, NULL,
|
||
|
|
CLSCTX_LOCAL_SERVER,
|
||
|
|
IID_IWebBrowser2,
|
||
|
|
(void**)&m_pIWebBrowser2);
|
||
|
|
if (FAILED(hr))
|
||
|
|
{
|
||
|
|
return hr;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//m_pIWebBrowser2->put_TheaterMode(-1); Moved to worker window
|
||
|
|
//m_pIWebBrowser2->put_Visible(-1);
|
||
|
|
|
||
|
|
//ShowChannelPane(m_pIWebBrowser2);
|
||
|
|
|
||
|
|
|
||
|
|
IXMLElement* pIXMLElement;
|
||
|
|
LONG nIndex;
|
||
|
|
|
||
|
|
hr = XML_GetFirstChannelElement(m_pIXMLDocument,
|
||
|
|
&pIXMLElement, &nIndex);
|
||
|
|
|
||
|
|
if (SUCCEEDED(hr))
|
||
|
|
{
|
||
|
|
ASSERT(pIXMLElement);
|
||
|
|
|
||
|
|
BSTR bstrURL = XML_GetAttribute(pIXMLElement, XML_HREF);
|
||
|
|
|
||
|
|
if (bstrURL)
|
||
|
|
{
|
||
|
|
VARIANT vNull = {0};
|
||
|
|
VARIANT vFlags = {0};
|
||
|
|
|
||
|
|
//
|
||
|
|
// check for null string
|
||
|
|
//
|
||
|
|
if (*bstrURL != 0)
|
||
|
|
{
|
||
|
|
HWND hwnd = CreateNavigationWorkerWindow(m_hwnd,
|
||
|
|
m_pIWebBrowser2);
|
||
|
|
|
||
|
|
if (hwnd)
|
||
|
|
{
|
||
|
|
LPOLESTR pszPath = Channel_GetChannelPanePath(
|
||
|
|
pszSubscribedURL);
|
||
|
|
|
||
|
|
if (pszPath)
|
||
|
|
PostMessage(hwnd, WM_NAVIGATE_PANE, 0, (LPARAM)pszPath);
|
||
|
|
|
||
|
|
PostMessage(hwnd, WM_NAVIGATE, 0, (LPARAM)bstrURL);
|
||
|
|
PostMessage(hwnd, WM_CLOSE, 0, 0);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
SysFreeString(bstrURL);
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
SysFreeString(bstrURL);
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
pIXMLElement->Release();
|
||
|
|
}
|
||
|
|
|
||
|
|
return hr;
|
||
|
|
}
|
||
|
|
|
||
|
|
HWND
|
||
|
|
CPersist::CreateNavigationWorkerWindow(
|
||
|
|
HWND hwndParent,
|
||
|
|
IWebBrowser2* pIWebBrowser2
|
||
|
|
)
|
||
|
|
{
|
||
|
|
ASSERT(pIWebBrowser2);
|
||
|
|
|
||
|
|
HWND hwnd;
|
||
|
|
static BOOL fRegistered = FALSE;
|
||
|
|
|
||
|
|
if (!fRegistered) {
|
||
|
|
|
||
|
|
WNDCLASS wc = {0};
|
||
|
|
|
||
|
|
wc.lpfnWndProc = NavigateWndProc;
|
||
|
|
wc.cbWndExtra = SIZEOF(IWebBrowser2*);
|
||
|
|
wc.hInstance = g_hinst;
|
||
|
|
wc.hCursor = LoadCursor(NULL, IDC_ARROW);
|
||
|
|
wc.hbrBackground = (HBRUSH) (COLOR_BTNFACE + 1);
|
||
|
|
wc.lpszClassName = TEXT("NavigationWorker");
|
||
|
|
|
||
|
|
fRegistered = (BOOL)RegisterClass(&wc);
|
||
|
|
}
|
||
|
|
|
||
|
|
hwnd = CreateWindow(TEXT("NavigationWorker"), NULL, WS_CHILD, 0, 0, 0, 0,
|
||
|
|
hwndParent, (HMENU)0xED, g_hinst, NULL);
|
||
|
|
|
||
|
|
if (hwnd) {
|
||
|
|
|
||
|
|
ASSERT(sizeof(IWebBrowser2*) == sizeof(LONG));
|
||
|
|
|
||
|
|
pIWebBrowser2->AddRef();
|
||
|
|
SetWindowLongPtr(hwnd, 0, (LRESULT)pIWebBrowser2);
|
||
|
|
}
|
||
|
|
|
||
|
|
return hwnd;
|
||
|
|
}
|
||
|
|
|
||
|
|
LRESULT
|
||
|
|
CALLBACK
|
||
|
|
NavigateWndProc(
|
||
|
|
HWND hwnd,
|
||
|
|
UINT msg,
|
||
|
|
WPARAM wParam,
|
||
|
|
LPARAM lParam
|
||
|
|
)
|
||
|
|
{
|
||
|
|
LRESULT lRet = 0;
|
||
|
|
IWebBrowser2* pIWebBrowser2;
|
||
|
|
|
||
|
|
switch (msg)
|
||
|
|
{
|
||
|
|
case WM_NAVIGATE:
|
||
|
|
ASSERT(lParam);
|
||
|
|
|
||
|
|
pIWebBrowser2 = (IWebBrowser2*)GetWindowLongPtr(hwnd, 0);
|
||
|
|
|
||
|
|
if (pIWebBrowser2)
|
||
|
|
{
|
||
|
|
//pIWebBrowser2->put_TheaterMode(-1);
|
||
|
|
pIWebBrowser2->put_Visible(-1);
|
||
|
|
|
||
|
|
VARIANT varNull = {0};
|
||
|
|
VARIANT varURL;
|
||
|
|
|
||
|
|
varURL.vt = VT_BSTR;
|
||
|
|
varURL.bstrVal = (BSTR)lParam;
|
||
|
|
|
||
|
|
pIWebBrowser2->Navigate2(&varURL, &varNull, &varNull, &varNull,
|
||
|
|
&varNull);
|
||
|
|
}
|
||
|
|
|
||
|
|
SysFreeString((BSTR)lParam);
|
||
|
|
break;
|
||
|
|
|
||
|
|
case WM_NAVIGATE_PANE:
|
||
|
|
ASSERT(lParam);
|
||
|
|
|
||
|
|
pIWebBrowser2 = (IWebBrowser2*)GetWindowLongPtr(hwnd, 0);
|
||
|
|
|
||
|
|
if (pIWebBrowser2)
|
||
|
|
{
|
||
|
|
if (SUCCEEDED(ShowChannelPane(pIWebBrowser2)))
|
||
|
|
NavigateChannelPane(pIWebBrowser2, (LPWSTR)lParam);
|
||
|
|
}
|
||
|
|
|
||
|
|
CoTaskMemFree((LPOLESTR)lParam);
|
||
|
|
break;
|
||
|
|
|
||
|
|
case WM_CLOSE:
|
||
|
|
DestroyWindow(hwnd);
|
||
|
|
break;
|
||
|
|
|
||
|
|
case WM_DESTROY:
|
||
|
|
pIWebBrowser2 = (IWebBrowser2*)GetWindowLongPtr(hwnd, 0);
|
||
|
|
|
||
|
|
if (pIWebBrowser2)
|
||
|
|
{
|
||
|
|
SetWindowLongPtr(hwnd, 0, 0);
|
||
|
|
pIWebBrowser2->Release();
|
||
|
|
}
|
||
|
|
// Fall through
|
||
|
|
|
||
|
|
default:
|
||
|
|
lRet = DefWindowProc(hwnd, msg, wParam, lParam);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
return lRet;
|
||
|
|
}
|