dlls/browseui/browseui_main.c

   1 /*
   2  * browseui - Internet Explorer / Windows Explorer standard UI
   3  *
   4  * Copyright 2001 John R. Sheets (for CodeWeavers)
   5  * Copyright 2004 Mike McCormack (for CodeWeavers)
   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 <stdarg.h>
  23 #include <stdio.h>
  24
  25 #define COBJMACROS
  26
  27 #include "wine/debug.h"
  28 #include "windef.h"
  29 #include "winbase.h"
  30 #include "winreg.h"
  31 #include "shlwapi.h"
  32 #include "shlguid.h"
  33 #include "rpcproxy.h"
  34
  35 #include "wine/heap.h"
  36 #include "browseui.h"
  37
  38 #include "initguid.h"
  39 DEFINE_GUID(CLSID_CompCatCacheDaemon, 0x8C7461EF, 0x2b13, 0x11d2, 0xbe, 0x35, 0x30, 0x78, 0x30, 0x2c, 0x20, 0x30);
  40
  41 WINE_DEFAULT_DEBUG_CHANNEL(browseui);
  42
  43 LONG BROWSEUI_refCount = 0;
  44
  45 HINSTANCE BROWSEUI_hinstance = 0;
  46
  47 typedef HRESULT (*LPFNCONSTRUCTOR)(IUnknown *pUnkOuter, IUnknown **ppvOut);
  48
  49 static const struct {
  50     REFCLSID clsid;
  51     LPFNCONSTRUCTOR ctor;
  52 } ClassesTable[] = {
  53     {&CLSID_ACLMulti, ACLMulti_Constructor},
  54     {&CLSID_ProgressDialog, ProgressDialog_Constructor},
  55     {&CLSID_CompCatCacheDaemon, CompCatCacheDaemon_Constructor},
  56     {&CLSID_ACListISF, ACLShellSource_Constructor},
  57     {NULL, NULL}
  58 };
  59
  60 typedef struct tagClassFactory
  61 {
  62     IClassFactory IClassFactory_iface;
  63     LONG   ref;
  64     LPFNCONSTRUCTOR ctor;
  65 } ClassFactory;
  66
  67 static inline ClassFactory *impl_from_IClassFactory(IClassFactory *iface)
  68 {
  69     return CONTAINING_RECORD(iface, ClassFactory, IClassFactory_iface);
  70 }
  71
  72 static void ClassFactory_Destructor(ClassFactory *This)
  73 {
  74     TRACE("Destroying class factory %p\n", This);
  75     heap_free(This);
  76     InterlockedDecrement(&BROWSEUI_refCount);
  77 }
  78
  79 static HRESULT WINAPI ClassFactory_QueryInterface(IClassFactory *iface, REFIID riid, LPVOID *ppvOut)
  80 {
  81     *ppvOut = NULL;
  82     if (IsEqualIID(riid, &IID_IClassFactory) || IsEqualIID(riid, &IID_IUnknown)) {
  83         IClassFactory_AddRef(iface);
  84         *ppvOut = iface;
  85         return S_OK;
  86     }
  87
  88     WARN("Unknown interface %s\n", debugstr_guid(riid));
  89     return E_NOINTERFACE;
  90 }
  91
  92 static ULONG WINAPI ClassFactory_AddRef(IClassFactory *iface)
  93 {
  94     ClassFactory *This = impl_from_IClassFactory(iface);
  95     return InterlockedIncrement(&This->ref);
  96 }
  97
  98 static ULONG WINAPI ClassFactory_Release(IClassFactory *iface)
  99 {
 100     ClassFactory *This = impl_from_IClassFactory(iface);
 101     ULONG ret = InterlockedDecrement(&This->ref);
 102
 103     if (ret == 0)
 104         ClassFactory_Destructor(This);
 105     return ret;
 106 }
 107
 108 static HRESULT WINAPI ClassFactory_CreateInstance(IClassFactory *iface, IUnknown *punkOuter, REFIID iid, LPVOID *ppvOut)
 109 {
 110     ClassFactory *This = impl_from_IClassFactory(iface);
 111     HRESULT ret;
 112     IUnknown *obj;
 113
 114     TRACE("(%p, %p, %s, %p)\n", iface, punkOuter, debugstr_guid(iid), ppvOut);
 115     ret = This->ctor(punkOuter, &obj);
 116     if (FAILED(ret))
 117         return ret;
 118     ret = IUnknown_QueryInterface(obj, iid, ppvOut);
 119     IUnknown_Release(obj);
 120     return ret;
 121 }
 122
 123 static HRESULT WINAPI ClassFactory_LockServer(IClassFactory *iface, BOOL fLock)
 124 {
 125     ClassFactory *This = impl_from_IClassFactory(iface);
 126
 127     TRACE("(%p)->(%x)\n", This, fLock);
 128
 129     if(fLock)
 130         InterlockedIncrement(&BROWSEUI_refCount);
 131     else
 132         InterlockedDecrement(&BROWSEUI_refCount);
 133
 134     return S_OK;
 135 }
 136
 137 static const IClassFactoryVtbl ClassFactoryVtbl = {
 138     /* IUnknown */
 139     ClassFactory_QueryInterface,
 140     ClassFactory_AddRef,
 141     ClassFactory_Release,
 142
 143     /* IClassFactory*/
 144     ClassFactory_CreateInstance,
 145     ClassFactory_LockServer
 146 };
 147
 148 static HRESULT ClassFactory_Constructor(LPFNCONSTRUCTOR ctor, LPVOID *ppvOut)
 149 {
 150     ClassFactory *This = heap_alloc(sizeof(ClassFactory));
 151     This->IClassFactory_iface.lpVtbl = &ClassFactoryVtbl;
 152     This->ref = 1;
 153     This->ctor = ctor;
 154     *ppvOut = &This->IClassFactory_iface;
 155     TRACE("Created class factory %p\n", This);
 156     InterlockedIncrement(&BROWSEUI_refCount);
 157     return S_OK;
 158 }
 159
 160 /*************************************************************************
 161  * BROWSEUI DllMain
 162  */
 163 BOOL WINAPI DllMain(HINSTANCE hinst, DWORD fdwReason, LPVOID fImpLoad)
 164 {
 165     TRACE("%p 0x%x %p\n", hinst, fdwReason, fImpLoad);
 166     switch (fdwReason)
 167     {
 168         case DLL_WINE_PREATTACH:
 169             return FALSE;   /* prefer native version */
 170         case DLL_PROCESS_ATTACH:
 171             DisableThreadLibraryCalls(hinst);
 172             BROWSEUI_hinstance = hinst;
 173             break;
 174     }
 175     return TRUE;
 176 }
 177
 178 /*************************************************************************
 179  *              DllCanUnloadNow (BROWSEUI.@)
 180  */
 181 HRESULT WINAPI DllCanUnloadNow(void)
 182 {
 183     return BROWSEUI_refCount ? S_FALSE : S_OK;
 184 }
 185
 186 /***********************************************************************
 187  *              DllGetVersion (BROWSEUI.@)
 188  */
 189 HRESULT WINAPI DllGetVersion(DLLVERSIONINFO *info)
 190 {
 191     if(info->cbSize == sizeof(DLLVERSIONINFO) ||
 192        info->cbSize == sizeof(DLLVERSIONINFO2))
 193     {
 194         /* this is what IE6 on Windows 98 reports */
 195         info->dwMajorVersion = 6;
 196         info->dwMinorVersion = 0;
 197         info->dwBuildNumber = 2600;
 198         info->dwPlatformID = DLLVER_PLATFORM_WINDOWS;
 199         if(info->cbSize == sizeof(DLLVERSIONINFO2))
 200         {
 201             DLLVERSIONINFO2 *info2 = (DLLVERSIONINFO2*) info;
 202             info2->dwFlags = 0;
 203             info2->ullVersion = MAKEDLLVERULL(info->dwMajorVersion,
 204                                               info->dwMinorVersion,
 205                                               info->dwBuildNumber,
 206                                               0); /* FIXME: correct hotfix number */
 207         }
 208         return S_OK;
 209     }
 210
 211     WARN("wrong DLLVERSIONINFO size from app.\n");
 212     return E_INVALIDARG;
 213 }
 214
 215 /***********************************************************************
 216  *              DllGetClassObject (BROWSEUI.@)
 217  */
 218 HRESULT WINAPI DllGetClassObject(REFCLSID clsid, REFIID iid, LPVOID *ppvOut)
 219 {
 220     int i;
 221
 222     *ppvOut = NULL;
 223     if (!IsEqualIID(iid, &IID_IUnknown) && !IsEqualIID(iid, &IID_IClassFactory))
 224         return E_NOINTERFACE;
 225
 226     for (i = 0; ClassesTable[i].clsid != NULL; i++)
 227         if (IsEqualCLSID(ClassesTable[i].clsid, clsid)) {
 228             return ClassFactory_Constructor(ClassesTable[i].ctor, ppvOut);
 229         }
 230     FIXME("CLSID %s not supported\n", debugstr_guid(clsid));
 231     return CLASS_E_CLASSNOTAVAILABLE;
 232 }
 233
 234 /***********************************************************************
 235  *  DllInstall (BROWSEUI.@)
 236  */
 237 HRESULT WINAPI DllInstall(BOOL bInstall, LPCWSTR cmdline)
 238 {
 239     FIXME("(%s, %s): stub\n", bInstall ? "TRUE" : "FALSE", debugstr_w(cmdline));
 240     return S_OK;
 241 }
 242
 243 /***********************************************************************
 244  *              DllRegisterServer (BROWSEUI.@)
 245  */
 246 HRESULT WINAPI DllRegisterServer(void)
 247 {
 248     return __wine_register_resources( BROWSEUI_hinstance );
 249 }
 250
 251 /***********************************************************************
 252  *              DllUnregisterServer (BROWSEUI.@)
 253  */
 254 HRESULT WINAPI DllUnregisterServer(void)
 255 {
 256     return __wine_unregister_resources( BROWSEUI_hinstance );
 257 }