reactos/dll/win32/shell32/shell32.cpp

   1 /*
   2  *                 Shell basics
   3  *
   4  * Copyright 1998 Marcus Meissner
   5  * Copyright 1998 Juergen Schmied (jsch)  *  <juergen.schmied@metronet.de>
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21
  22 #include "precomp.h"
  23
  24 #include "shell32_version.h"
  25
  26 WINE_DEFAULT_DEBUG_CHANNEL(shell);
  27
  28 /**************************************************************************
  29  * Default ClassFactory types
  30  */
  31 typedef HRESULT (CALLBACK *LPFNCREATEINSTANCE)(IUnknown* pUnkOuter, REFIID riid, LPVOID* ppvObject);
  32 HRESULT IDefClF_fnConstructor(LPFNCREATEINSTANCE lpfnCI, PLONG pcRefDll, const IID *riidInst, IClassFactory **theFactory);
  33
  34
  35 /**************************************************************************
  36  * Default ClassFactory Implementation
  37  *
  38  * SHCreateDefClassObject
  39  *
  40  * NOTES
  41  *  Helper function for dlls without their own classfactory.
  42  *  A generic classfactory is returned.
  43  *  When the CreateInstance of the cf is called the callback is executed.
  44  */
  45
  46 class IDefClFImpl :
  47     public CComObjectRootEx<CComMultiThreadModelNoCS>,
  48     public IClassFactory
  49 {
  50 private:
  51     CLSID                    *rclsid;
  52     LPFNCREATEINSTANCE        lpfnCI;
  53     const IID                *riidInst;
  54     LONG                    *pcRefDll;        /* pointer to refcounter in external dll (ugrrr...) */
  55 public:
  56     IDefClFImpl();
  57     HRESULT Initialize(LPFNCREATEINSTANCE lpfnCI, PLONG pcRefDll, const IID *riidInstx);
  58
  59     // IClassFactory
  60     virtual HRESULT WINAPI CreateInstance(IUnknown * pUnkOuter, REFIID riid, LPVOID *ppvObject);
  61     virtual HRESULT WINAPI LockServer(BOOL fLock);
  62
  63 BEGIN_COM_MAP(IDefClFImpl)
  64     COM_INTERFACE_ENTRY_IID(IID_IClassFactory, IClassFactory)
  65 END_COM_MAP()
  66 };
  67
  68 IDefClFImpl::IDefClFImpl()
  69 {
  70     lpfnCI = NULL;
  71     riidInst = NULL;
  72     pcRefDll = NULL;
  73     rclsid = NULL;
  74 }
  75
  76 HRESULT IDefClFImpl::Initialize(LPFNCREATEINSTANCE lpfnCIx, PLONG pcRefDllx, const IID *riidInstx)
  77 {
  78     lpfnCI = lpfnCIx;
  79     riidInst = riidInstx;
  80     pcRefDll = pcRefDllx;
  81
  82     if (pcRefDll)
  83         InterlockedIncrement(pcRefDll);
  84
  85     TRACE("(%p)%s\n", this, shdebugstr_guid(riidInst));
  86     return S_OK;
  87 }
  88
  89 /******************************************************************************
  90  * IDefClF_fnCreateInstance
  91  */
  92 HRESULT WINAPI IDefClFImpl::CreateInstance(IUnknown * pUnkOuter, REFIID riid, LPVOID *ppvObject)
  93 {
  94     TRACE("%p->(%p,%s,%p)\n", this, pUnkOuter, shdebugstr_guid(&riid), ppvObject);
  95
  96     *ppvObject = NULL;
  97
  98     if (riidInst == NULL || IsEqualCLSID(riid, *riidInst) || IsEqualCLSID(riid, IID_IUnknown))
  99     {
 100         return lpfnCI(pUnkOuter, riid, ppvObject);
 101     }
 102
 103     ERR("unknown IID requested %s\n", shdebugstr_guid(&riid));
 104     return E_NOINTERFACE;
 105 }
 106
 107 /******************************************************************************
 108  * IDefClF_fnLockServer
 109  */
 110 HRESULT WINAPI IDefClFImpl::LockServer(BOOL fLock)
 111 {
 112     TRACE("%p->(0x%x), not implemented\n", this, fLock);
 113     return E_NOTIMPL;
 114 }
 115
 116 /**************************************************************************
 117  *  IDefClF_fnConstructor
 118  */
 119
 120 HRESULT IDefClF_fnConstructor(LPFNCREATEINSTANCE lpfnCI, PLONG pcRefDll, const IID *riidInst, IClassFactory **theFactory)
 121 {
 122     return ShellObjectCreatorInit<IDefClFImpl>(lpfnCI, pcRefDll, riidInst, IID_IClassFactory, theFactory);
 123 }
 124
 125 /******************************************************************************
 126  * SHCreateDefClassObject            [SHELL32.70]
 127  */
 128 HRESULT WINAPI SHCreateDefClassObject(
 129     REFIID    riid,
 130     LPVOID*    ppv,
 131     LPFNCREATEINSTANCE lpfnCI,    /* [in] create instance callback entry */
 132     LPDWORD    pcRefDll,        /* [in/out] ref count of the dll */
 133     REFIID    riidInst)        /* [in] optional interface to the instance */
 134 {
 135     IClassFactory                *pcf;
 136     HRESULT                        hResult;
 137
 138     TRACE("%s %p %p %p %s\n", shdebugstr_guid(&riid), ppv, lpfnCI, pcRefDll, shdebugstr_guid(&riidInst));
 139
 140     if (!IsEqualCLSID(riid, IID_IClassFactory))
 141         return E_NOINTERFACE;
 142     hResult = IDefClF_fnConstructor(lpfnCI, (PLONG)pcRefDll, &riidInst, &pcf);
 143     if (FAILED(hResult))
 144         return hResult;
 145     *ppv = pcf;
 146     return S_OK;
 147 }
 148
 149 /**************************************************************************
 150  *  CStartMenuDummy
 151  */
 152 class CStartMenuDummy :
 153     public CComCoClass<CStartMenuDummy, &CLSID_StartMenu>,
 154     public CComObjectRootEx<CComMultiThreadModelNoCS>
 155 {
 156 private:
 157     CStartMenuDummy();
 158     virtual ~CStartMenuDummy();
 159
 160 public:
 161     DECLARE_REGISTRY_RESOURCEID(IDR_STARTMENU)
 162
 163     class _CreatorClass
 164     {
 165     public:
 166         static STDMETHODIMP CreateInstance(void *pv, REFIID riid, LPVOID *ppv)
 167         {
 168             if (ppv == NULL)
 169                 return E_POINTER;
 170             *ppv = NULL;
 171             if (pv != NULL)
 172                 return CLASS_E_NOAGGREGATION;
 173             return CStartMenu_Constructor(riid, ppv);
 174         }
 175     };
 176 };
 177
 178 /**************************************************************************
 179  *  CShell32Module
 180  */
 181 class CShell32Module : public CComModule
 182 {
 183 public:
 184     void Term()
 185     {
 186         CComCreatorCentralInstance< ATL::CComObject< CDrivesFolder > >::Term();
 187         CComCreatorCentralInstance< ATL::CComObject< CDesktopFolder > >::Term();
 188         CComModule::Term();
 189     }
 190 };
 191
 192
 193 BEGIN_OBJECT_MAP(ObjectMap)
 194     OBJECT_ENTRY(CLSID_ShellFSFolder, CFSFolder)
 195     OBJECT_ENTRY(CLSID_MyComputer, CDrivesFolder)
 196     OBJECT_ENTRY(CLSID_ShellDesktop, CDesktopFolder)
 197     OBJECT_ENTRY(CLSID_ShellItem, CShellItem)
 198     OBJECT_ENTRY(CLSID_ShellLink, CShellLink)
 199     OBJECT_ENTRY(CLSID_Shell, CShell)
 200     OBJECT_ENTRY(CLSID_DragDropHelper, CDropTargetHelper)
 201     OBJECT_ENTRY(CLSID_ControlPanel, CControlPanelFolder)
 202     OBJECT_ENTRY(CLSID_MyDocuments, CMyDocsFolder)
 203     OBJECT_ENTRY(CLSID_NetworkPlaces, CNetFolder)
 204     OBJECT_ENTRY(CLSID_FontsFolderShortcut, CFontsFolder)
 205     OBJECT_ENTRY(CLSID_Printers, CPrinterFolder)
 206     OBJECT_ENTRY(CLSID_AdminFolderShortcut, CAdminToolsFolder)
 207     OBJECT_ENTRY(CLSID_RecycleBin, CRecycleBin)
 208     OBJECT_ENTRY(CLSID_OpenWithMenu, COpenWithMenu)
 209     OBJECT_ENTRY(CLSID_NewMenu, CNewMenu)
 210     OBJECT_ENTRY(CLSID_StartMenu, CStartMenuDummy)
 211     OBJECT_ENTRY(CLSID_MenuBandSite, CMenuSite)
 212     OBJECT_ENTRY(CLSID_MenuBand, CMenuBand)
 213     OBJECT_ENTRY(CLSID_MenuDeskBar, CMenuDeskBar)
 214     OBJECT_ENTRY(CLSID_MergedFolder, CMergedFolder)
 215     OBJECT_ENTRY(CLSID_RebarBandSite, CBandSite)
 216     OBJECT_ENTRY(CLSID_ExeDropHandler, CExeDropHandler)
 217     OBJECT_ENTRY(CLSID_QueryAssociations, CQueryAssociations)
 218 END_OBJECT_MAP()
 219
 220 CShell32Module                                gModule;
 221
 222
 223 /***********************************************************************
 224  * DllGetVersion [SHELL32.@]
 225  *
 226  * Retrieves version information of the 'SHELL32.DLL'
 227  *
 228  * PARAMS
 229  *     pdvi [O] pointer to version information structure.
 230  *
 231  * RETURNS
 232  *     Success: S_OK
 233  *     Failure: E_INVALIDARG
 234  *
 235  * NOTES
 236  *     Returns version of a shell32.dll from IE4.01 SP1.
 237  */
 238
 239 STDAPI DllGetVersion(DLLVERSIONINFO *pdvi)
 240 {
 241     /* FIXME: shouldn't these values come from the version resource? */
 242     if (pdvi->cbSize == sizeof(DLLVERSIONINFO) ||
 243         pdvi->cbSize == sizeof(DLLVERSIONINFO2))
 244     {
 245         pdvi->dwMajorVersion = WINE_FILEVERSION_MAJOR;
 246         pdvi->dwMinorVersion = WINE_FILEVERSION_MINOR;
 247         pdvi->dwBuildNumber = WINE_FILEVERSION_BUILD;
 248         pdvi->dwPlatformID = WINE_FILEVERSION_PLATFORMID;
 249         if (pdvi->cbSize == sizeof(DLLVERSIONINFO2))
 250         {
 251             DLLVERSIONINFO2 *pdvi2 = (DLLVERSIONINFO2 *)pdvi;
 252
 253             pdvi2->dwFlags = 0;
 254             pdvi2->ullVersion = MAKEDLLVERULL(WINE_FILEVERSION_MAJOR,
 255                                               WINE_FILEVERSION_MINOR,
 256                                               WINE_FILEVERSION_BUILD,
 257                                               WINE_FILEVERSION_PLATFORMID);
 258         }
 259         TRACE("%u.%u.%u.%u\n",
 260               pdvi->dwMajorVersion, pdvi->dwMinorVersion,
 261               pdvi->dwBuildNumber, pdvi->dwPlatformID);
 262         return S_OK;
 263     }
 264     else
 265     {
 266         WARN("wrong DLLVERSIONINFO size from app\n");
 267         return E_INVALIDARG;
 268     }
 269 }
 270
 271 /*************************************************************************
 272  * global variables of the shell32.dll
 273  * all are once per process
 274  *
 275  */
 276 HINSTANCE    shell32_hInstance;
 277
 278 void *operator new (size_t, void *buf)
 279 {
 280     return buf;
 281 }
 282
 283 /*************************************************************************
 284  * SHELL32 DllMain
 285  *
 286  * NOTES
 287  *  calling oleinitialize here breaks sone apps.
 288  */
 289 STDAPI_(BOOL) DllMain(HINSTANCE hInstance, DWORD dwReason, LPVOID fImpLoad)
 290 {
 291     TRACE("%p 0x%x %p\n", hInstance, dwReason, fImpLoad);
 292     if (dwReason == DLL_PROCESS_ATTACH)
 293     {
 294         shell32_hInstance = hInstance;
 295         gModule.Init(ObjectMap, hInstance, &LIBID_Shell32);
 296
 297         DisableThreadLibraryCalls (hInstance);
 298
 299         /* get full path to this DLL for IExtractIconW_fnGetIconLocation() */
 300         GetModuleFileNameW(hInstance, swShell32Name, MAX_PATH);
 301         swShell32Name[MAX_PATH - 1] = '\0';
 302
 303         /* Initialize comctl32 */
 304         INITCOMMONCONTROLSEX InitCtrls;
 305         InitCtrls.dwSize = sizeof(INITCOMMONCONTROLSEX);
 306         InitCtrls.dwICC = ICC_WIN95_CLASSES | ICC_DATE_CLASSES | ICC_USEREX_CLASSES;
 307         InitCommonControlsEx(&InitCtrls);
 308
 309         SIC_Initialize();
 310         InitChangeNotifications();
 311         InitIconOverlays();
 312     }
 313     else if (dwReason == DLL_PROCESS_DETACH)
 314     {
 315         shell32_hInstance = NULL;
 316         SIC_Destroy();
 317         FreeChangeNotifications();
 318         gModule.Term();
 319     }
 320     return TRUE;
 321 }
 322
 323 /***********************************************************************
 324  *              DllCanUnloadNow (SHELL32.@)
 325  */
 326 STDAPI DllCanUnloadNow()
 327 {
 328     return gModule.DllCanUnloadNow();
 329 }
 330
 331 /*************************************************************************
 332  *              DllGetClassObject     [SHELL32.@]
 333  *              SHDllGetClassObject   [SHELL32.128]
 334  */
 335 STDAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv)
 336 {
 337     HRESULT                                hResult;
 338
 339     TRACE("CLSID:%s,IID:%s\n", shdebugstr_guid(&rclsid), shdebugstr_guid(&riid));
 340
 341     hResult = gModule.DllGetClassObject(rclsid, riid, ppv);
 342     TRACE("-- pointer to class factory: %p\n", *ppv);
 343     return hResult;
 344 }
 345
 346 /***********************************************************************
 347  *              DllRegisterServer (SHELL32.@)
 348  */
 349 STDAPI DllRegisterServer()
 350 {
 351     HRESULT hr;
 352
 353     hr = gModule.DllRegisterServer(TRUE);
 354     if (FAILED(hr))
 355         return hr;
 356
 357     hr = gModule.UpdateRegistryFromResource(IDR_FOLDEROPTIONS, TRUE, NULL);
 358     if (FAILED(hr))
 359         return hr;
 360
 361     hr = SHELL_RegisterShellFolders();
 362     if (FAILED(hr))
 363         return hr;
 364
 365     return S_OK;
 366 }
 367
 368 /***********************************************************************
 369  *              DllUnregisterServer (SHELL32.@)
 370  */
 371 STDAPI DllUnregisterServer()
 372 {
 373     HRESULT hr;
 374
 375     hr = gModule.DllUnregisterServer(TRUE);
 376     if (FAILED(hr))
 377         return hr;
 378
 379     hr = gModule.UpdateRegistryFromResource(IDR_FOLDEROPTIONS, FALSE, NULL);
 380     if (FAILED(hr))
 381         return hr;
 382
 383     return S_OK;
 384 }
 385
 386 /*************************************************************************
 387  * DllInstall         [SHELL32.@]
 388  *
 389  * PARAMETERS
 390  *
 391  *    BOOL bInstall - TRUE for install, FALSE for uninstall
 392  *    LPCWSTR pszCmdLine - command line (unused by shell32?)
 393  */
 394
 395 HRESULT WINAPI DllInstall(BOOL bInstall, LPCWSTR cmdline)
 396 {
 397     FIXME("%s %s: stub\n", bInstall ? "TRUE":"FALSE", debugstr_w(cmdline));
 398     return S_OK;        /* indicate success */
 399 }