Leaked source code of windows server 2003
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// this is really private data to CPrinterFolder
typedef struct
{
USHORT cb;
USHORT uFlags;
#define PRINTER_MAGIC 0xBEBADB00
DWORD dwMagic;
DWORD dwType;
WCHAR cName[MAXNAMELENBUFFER];
USHORT uTerm;
} IDPRINTER;
typedef UNALIGNED IDPRINTER *LPIDPRINTER;
typedef const UNALIGNED IDPRINTER *LPCIDPRINTER;
// W95 IDPrinter structure
typedef struct
{
USHORT cb;
char cName[32]; // Win9x limitation
USHORT uTerm;
} W95IDPRINTER;
typedef const UNALIGNED W95IDPRINTER *LPW95IDPRINTER;
//
// Constants
//
const UINT kDNSMax = INTERNET_MAX_HOST_NAME_LENGTH;
const UINT kServerBufMax = kDNSMax + 2 + 1;
//
// Max printer name should really be MAX_PATH, but if you create
// a max path printer and connect to it remotely, win32spl prepends
// "\\server\" to it, causing it to exceed max path. The new UI
// therefore makes the max path MAX_PATH-kServerLenMax, but we still
// allow the old case to work.
//
const UINT kPrinterBufMax = MAX_PATH + kServerBufMax + 1;
class CPrinterFolder : public IRemoteComputer,
public IPrinterFolder,
public IFolderNotify,
public IShellFolder2,
public IPersistFolder2,
public IContextMenuCB,
public IShellIconOverlay
{
friend class CPrintersEnum;
friend class CPrinterFolderViewCB;
public:
CPrinterFolder();
// IUnknown
STDMETHODIMP QueryInterface(REFIID riid, void** ppv);
STDMETHODIMP_(ULONG) AddRef();
STDMETHODIMP_(ULONG) Release();
// IShellFolder
STDMETHODIMP BindToObject(LPCITEMIDLIST pidl, LPBC pbc, REFIID riid, void** ppvOut);
STDMETHODIMP BindToStorage(LPCITEMIDLIST pidl, LPBC pbc, REFIID riid, void** ppvOut);
STDMETHODIMP CompareIDs(LPARAM iCol, LPCITEMIDLIST pidl1, LPCITEMIDLIST pidl2);
STDMETHODIMP CreateViewObject(HWND hwnd, REFIID riid, void** ppvOut);
STDMETHODIMP EnumObjects(HWND hwndOwner, DWORD grfFlags, IEnumIDList** ppenum);
STDMETHODIMP GetAttributesOf(UINT cidl, LPCITEMIDLIST* apidl, ULONG* prgfInOut);
STDMETHODIMP GetDisplayNameOf(LPCITEMIDLIST pidl, DWORD uFlags, LPSTRRET lpName);
STDMETHODIMP GetUIObjectOf(HWND hwndOwner, UINT cidl, LPCITEMIDLIST* apidl, REFIID riid, UINT* prgfInOut, void** ppvOut);
STDMETHODIMP ParseDisplayName(HWND hwnd, LPBC pbc, LPOLESTR lpszDisplayName, ULONG* pchEaten, LPITEMIDLIST* ppidl, ULONG* pdwAttributes);
STDMETHODIMP SetNameOf(HWND hwndOwner, LPCITEMIDLIST pidl, LPCOLESTR lpszName, DWORD dwReserved, LPITEMIDLIST* ppidlOut);
// IShellFolder2
STDMETHODIMP EnumSearches(IEnumExtraSearch **ppenum);
STDMETHODIMP GetDefaultColumn(DWORD dwRes, ULONG* pSort, ULONG* pDisplay);
STDMETHODIMP GetDefaultColumnState(UINT iColumn, DWORD* pdwState);
STDMETHODIMP GetDefaultSearchGUID(LPGUID pGuid);
STDMETHODIMP GetDetailsEx(LPCITEMIDLIST pidl, const SHCOLUMNID* pscid, VARIANT* pv);
STDMETHODIMP GetDetailsOf(LPCITEMIDLIST pidl, UINT iColumn, SHELLDETAILS* pDetails);
STDMETHODIMP MapColumnToSCID(UINT iCol, SHCOLUMNID* pscid);
// IPersistFolder2
STDMETHODIMP GetCurFolder(LPITEMIDLIST *ppidl);
STDMETHODIMP Initialize(LPCITEMIDLIST pidl);
STDMETHODIMP GetClassID(LPCLSID lpClassID);
// IShellIconOverlay
STDMETHODIMP GetOverlayIndex(LPCITEMIDLIST pidl, int* pIndex);
STDMETHODIMP GetOverlayIconIndex(LPCITEMIDLIST pidl, int *pIndex);
// IRemoteComputer
STDMETHODIMP Initialize(const WCHAR *pszMachine, BOOL bEnumerating);
// IPrinterFolder
STDMETHODIMP_(BOOL) IsPrinter(LPCITEMIDLIST pidl);
// IFolderNotify
STDMETHODIMP_(BOOL) ProcessNotify(FOLDER_NOTIFY_TYPE NotifyType, LPCWSTR pszName, LPCWSTR pszNewName);
// IContextMenuCB
STDMETHODIMP CallBack(IShellFolder *psf, HWND hwnd,IDataObject *pdo, UINT uMsg, WPARAM wParam, LPARAM lParam);
// DUI webview impl.
HRESULT GetWebViewLayout(IUnknown *pv, UINT uViewMode, SFVM_WEBVIEW_LAYOUT_DATA* pData);
HRESULT GetWebViewContent(IUnknown *pv, SFVM_WEBVIEW_CONTENT_DATA* pData);
HRESULT GetWebViewTasks(IUnknown *pv, SFVM_WEBVIEW_TASKSECTION_DATA* pTasks);
// mask passsed to _IsContextMenuVerbEnabled to determine the selection type in which
// this command is applicable
enum
{
// nothing is selected
SEL_NONE = 0x0000, // nothing is selected
// single selection types
SEL_SINGLE_ADDPRN = 0x0001, // the add printer wizard object is selected
SEL_SINGLE_PRINTER = 0x0002, // 1 printer is selected
SEL_SINGLE_LINK = 0x0004, // 1 link is selected
// any single selection type
SEL_SINGLE_ANY = SEL_SINGLE_ADDPRN | SEL_SINGLE_PRINTER | SEL_SINGLE_LINK,
// multi selection types
SEL_MULTI_PRINTER = 0x0010, // 2+ printers are selected
SEL_MULTI_LINK = 0x0020, // 2+ links are selected
SEL_MULTI_MIXED = 0x0040, // 2+ objects of any type are selected
// any link in the selection
SEL_LINK_ANY = SEL_SINGLE_LINK | SEL_MULTI_LINK | SEL_MULTI_MIXED,
// any printer in the selection
SEL_PRINTER_ANY = SEL_SINGLE_ADDPRN | SEL_SINGLE_ADDPRN |
SEL_MULTI_PRINTER | SEL_MULTI_MIXED,
// any multi selection type
SEL_MULTI_ANY = SEL_MULTI_PRINTER | SEL_MULTI_LINK | SEL_MULTI_MIXED,
// any selection type
SEL_ANY = SEL_SINGLE_ANY | SEL_MULTI_ANY,
};
// split the selection into its parts (printers and links) and determine the
// selection type (see the enum above)
HRESULT SplitSelection(IDataObject *pdo, UINT *puSelType, IDataObject **ppdoPrinters, IDataObject **ppdoLinks);
// webview verbs
enum WV_VERB
{
// standard verbs
WVIDM_DELETE,
WVIDM_RENAME,
WVIDM_PROPERTIES,
// common verbs
WVIDM_ADDPRINTERWIZARD,
WVIDM_SERVERPROPERTIES,
WVIDM_SETUPFAXING,
WVIDM_CREATELOCALFAX,
WVIDM_SENDFAXWIZARD,
// special common verbs
WVIDM_TROUBLESHOOTER,
WVIDM_GOTOSUPPORT,
// printer verbs
WVIDM_OPENPRN,
WVIDM_NETPRN_INSTALL,
WVIDM_SETDEFAULTPRN,
WVIDM_DOCUMENTDEFAULTS,
WVIDM_PAUSEPRN,
WVIDM_RESUMEPRN,
WVIDM_PURGEPRN,
WVIDM_SHARING,
WVIDM_WORKOFFLINE,
WVIDM_WORKONLINE,
// special commands
WVIDM_VENDORURL,
WVIDM_PRINTERURL,
WVIDM_COUNT,
};
// webview support - core APIs
HRESULT _WebviewVerbIsEnabled(WV_VERB eVerbID, UINT uSelMask, BOOL *pbEnabled);
HRESULT _WebviewVerbInvoke(WV_VERB eVerbID, IUnknown* pv, IShellItemArray *psiItemArray);
HRESULT _WebviewCheckToUpdateDataObjectCache(IDataObject *pdo);
private:
virtual ~CPrinterFolder();
// data access
LPCTSTR GetServer() { return _pszServer; }
HANDLE GetFolder() { CheckToRegisterNotify(); return _hFolder; }
BOOL GetAdminAccess() { CheckToRegisterNotify(); return _bAdminAccess; }
static LPCTSTR GetStatusString(PFOLDER_PRINTER_DATA pData, LPTSTR pBuff, UINT uSize);
static INT GetCompareDisplayName(LPCTSTR pName1, LPCTSTR pName2);
INT CompareData(LPCIDPRINTER pidp1, LPCIDPRINTER pidp2, LPARAM iCol);
static ReduceToLikeKinds(UINT *pcidl, LPCITEMIDLIST **papidl, BOOL fPrintObjects);
DWORD SpoolerVersion();
void CheckToRegisterNotify();
void CheckToRefresh();
void RequestRefresh();
HRESULT _GetFullIDList(LPCWSTR pszPrinter, LPITEMIDLIST *ppidl);
static HRESULT _Parse(LPCWSTR pszPrinter, LPITEMIDLIST *ppidl, DWORD dwType = 0, USHORT uFlags = 0);
static void _FillPidl(LPIDPRINTER pidl, LPCTSTR szName, DWORD dwType = 0, USHORT uFlags = 0);
LPCTSTR _BuildPrinterName(LPTSTR pszFullPrinter, DWORD cchBufSize, LPCIDPRINTER pidp, LPCTSTR pszPrinter);
void _MergeMenu(LPQCMINFO pqcm, LPCTSTR pszPrinter);
HRESULT _InvokeCommand(HWND hwnd, LPCIDPRINTER pidp, WPARAM wParam, LPARAM lParam, LPBOOL pfChooseNewDefault);
HRESULT _InvokeCommandRunAs(HWND hwnd, LPCIDPRINTER pidp, WPARAM wParam, LPARAM lParam, LPBOOL pfChooseNewDefault);
BOOL _PurgePrinter(HWND hwnd, LPCTSTR pszFullPrinter, UINT uAction, BOOL bQuietMode);
LPTSTR _FindIcon(LPCTSTR pszPrinterName, LPTSTR pszModule, ULONG cbModule, int *piIcon, int *piShortcutIcon);
static HRESULT CALLBACK _DFMCallBack(IShellFolder *psf, HWND hwnd,
IDataObject *pdo, UINT uMsg, WPARAM wParam, LPARAM lParam);
HRESULT _PrinterObjectsCallBack(HWND hwnd, UINT uSelType,
IDataObject *pdo, UINT uMsg, WPARAM wParam, LPARAM lParam);
static LPTSTR _ItemName(LPCIDPRINTER pidp, LPTSTR pszName, UINT cch);
static BOOL _IsAddPrinter(LPCIDPRINTER pidp);
HRESULT _UpdateDataObjectCache();
HRESULT _AssocCreate(REFIID riid, void **ppv);
HRESULT _OnRefresh(BOOL bPriorRefresh);
LONG _cRef; // ref count
LPITEMIDLIST _pidl; // the PIDL of this folder
LPTSTR _pszServer; // the print server this folder is browsing (NULL means local PF)
DWORD _dwSpoolerVersion; // the spooler version
HANDLE _hFolder; // handle to the printer folder cache (in printui)
BOOL _bAdminAccess; // TRUE if you have admin access to this print server
BOOL _bReqRefresh; // whether we should request a full refresh during the next enum
// our webview get command state cache. we have 35+ commands and unpacking
// the same data object each time we need to verify the state of a command
// can be very expensive! we are going to maintain a cache with each command
// state and update the cache each time the data object gets changed, so
// the get state callbacks will finish very quickly just by consulting
// the cache.
IDataObject *_pdoCache; // current data object
UINT _uSelCurrent; // current selection type
BOOL _aWVCommandStates[WVIDM_COUNT]; // commands state cache
// the folder has to be MT safe
CCSLock _csLock;
// slow data. this members below should refresh every time the selection changes,
// but we should do this in a separate thread since updating them can take a while
enum ESlowWebviewDataType
{
WV_SLOW_DATA_OEM_SUPPORT_URL,
WV_SLOW_DATA_PRINTER_WEB_URL,
WV_SLOW_DATA_COUNT,
};
enum
{
// in miliseconds
WV_SLOW_DATA_CACHE_TIMEOUT = 5000,
};
class CSlowWVDataCacheEntry
{
public:
CSlowWVDataCacheEntry(CPrinterFolder *ppf):
_ppf(ppf),
_bDataPending(TRUE),
_nLastTimeUpdated(0)
{}
HRESULT Initialize(LPCTSTR pszPrinterName)
{
HRESULT hr = S_OK;
if (pszPrinterName)
{
_bstrPrinterName = pszPrinterName;
hr = _bstrPrinterName ? S_OK : E_OUTOFMEMORY;
}
else
{
hr = E_INVALIDARG;
}
return hr;
}
CPrinterFolder *_ppf;
BOOL _bDataPending;
DWORD _nLastTimeUpdated;
CComBSTR _bstrPrinterName;
CComBSTR _arrData[WV_SLOW_DATA_COUNT];
};
static DWORD WINAPI _SlowWebviewData_WorkerProc(LPVOID lpParameter);
static HRESULT _SlowWVDataRetrieve(LPCTSTR pszPrinterName, BSTR *pbstrSupportUrl, BSTR *pbstrPrinterWebUrl);
static int _CompareSlowWVDataCacheEntries(CSlowWVDataCacheEntry *p1,
CSlowWVDataCacheEntry *p2, LPARAM lParam);
HRESULT _GetSelectedPrinter(BSTR *pbstrVal);
HRESULT _GetSlowWVDataForCurrentPrinter(ESlowWebviewDataType eType, BSTR *pbstrVal);
HRESULT _GetSlowWVData(LPCTSTR pszPrinterName, ESlowWebviewDataType eType, BSTR *pbstrVal);
HRESULT _UpdateSlowWVDataCacheEntry(CSlowWVDataCacheEntry *pCacheEntry);
HRESULT _SlowWVDataUpdateWebviewPane();
HRESULT _SlowWVDataCacheResetUnsafe();
HRESULT _GetCustomSupportURL(BSTR *pbstrVal);
CComBSTR _bstrSelectedPrinter;
CDPA<CSlowWVDataCacheEntry> _dpaSlowWVDataCache;
// fax support...
static HRESULT _GetFaxControl(IDispatch **ppDisp);
static HRESULT _GetFaxCommand(UINT_PTR *puCmd);
static HRESULT _InvokeFaxControlMethod(LPCTSTR pszMethodName);
static DWORD WINAPI _ThreadProc_InstallFaxService(LPVOID lpParameter);
static DWORD WINAPI _ThreadProc_InstallLocalFaxPrinter(LPVOID lpParameter);
};
STDAPI CPrinterFolderDropTarget_CreateInstance(HWND hwnd, IDropTarget **ppdropt);