dlls/gameux/factory.c

   1 /*
   2  *    Gameux library IClassFactory implementation
   3  *
   4  * Copyright (C) 2010 Mariusz Pluciński
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #define COBJMACROS
  22
  23
  24 #include <stdarg.h>
  25 #include "windef.h"
  26 #include "winbase.h"
  27 #include "ole2.h"
  28 #include "shobjidl.h"
  29 #include "initguid.h"
  30 #include "gameux.h"
  31 #include "gameux_private.h"
  32
  33 #include "wine/debug.h"
  34
  35 WINE_DEFAULT_DEBUG_CHANNEL(gameux);
  36
  37 typedef HRESULT (*fnCreateInstance)(IUnknown *pUnkOuter, IUnknown **ppObj);
  38
  39 /***************************************************************
  40  * gameux ClassFactory
  41  */
  42 typedef struct _gameuxcf
  43 {
  44     IClassFactory IClassFactory_iface;
  45     fnCreateInstance pfnCreateInstance;
  46 } gameuxcf;
  47
  48 static inline gameuxcf *impl_from_IClassFactory(IClassFactory *iface)
  49 {
  50     return CONTAINING_RECORD(iface, gameuxcf, IClassFactory_iface);
  51 }
  52
  53 static HRESULT WINAPI gameuxcf_QueryInterface(
  54         IClassFactory *iface,
  55         REFIID riid,
  56         LPVOID *ppObj)
  57 {
  58     TRACE("(%p, %s, %p)\n", iface, debugstr_guid(riid), ppObj);
  59
  60     *ppObj = NULL;
  61
  62     if(IsEqualGUID(riid, &IID_IUnknown) ||
  63        IsEqualGUID(riid, &IID_IClassFactory))
  64     {
  65         IClassFactory_AddRef(iface);
  66         *ppObj = iface;
  67         return S_OK;
  68     }
  69
  70     FIXME("interface %s not implemented\n", debugstr_guid(riid));
  71     return E_NOINTERFACE;
  72 }
  73
  74 static ULONG WINAPI gameuxcf_AddRef(
  75         IClassFactory *iface)
  76 {
  77     TRACE("(%p)\n", iface);
  78     return 2;
  79 }
  80
  81 static ULONG WINAPI gameuxcf_Release(
  82         IClassFactory *iface)
  83 {
  84     TRACE("(%p)\n", iface);
  85     return 1;
  86 }
  87
  88 static HRESULT WINAPI gameuxcf_CreateInstance(
  89         IClassFactory *iface,
  90         LPUNKNOWN pUnkOuter,
  91         REFIID riid,
  92         LPVOID *ppObj)
  93 {
  94     gameuxcf *This = impl_from_IClassFactory(iface);
  95     HRESULT hr;
  96     IUnknown *pUnk;
  97
  98     TRACE("(%p, %p, %s, %p)\n", iface, pUnkOuter, debugstr_guid(riid), ppObj);
  99
 100     *ppObj = NULL;
 101
 102     if(pUnkOuter)
 103         return CLASS_E_NOAGGREGATION;
 104
 105     hr = This->pfnCreateInstance(pUnkOuter, &pUnk);
 106     if(FAILED(hr))
 107         return hr;
 108
 109     hr = IUnknown_QueryInterface(pUnk, riid, ppObj);
 110     IUnknown_Release(pUnk);
 111     return hr;
 112 }
 113
 114 static HRESULT WINAPI gameuxcf_LockServer(
 115         IClassFactory *iface,
 116         BOOL dolock)
 117 {
 118     gameuxcf *This = impl_from_IClassFactory(iface);
 119     TRACE("(%p, %d)\n", This, dolock);
 120     FIXME("stub\n");
 121     return S_OK;
 122 }
 123
 124 static const struct IClassFactoryVtbl gameuxcf_vtbl =
 125 {
 126     gameuxcf_QueryInterface,
 127     gameuxcf_AddRef,
 128     gameuxcf_Release,
 129     gameuxcf_CreateInstance,
 130     gameuxcf_LockServer
 131 };
 132
 133 static gameuxcf gameexplorercf = { { &gameuxcf_vtbl }, GameExplorer_create };
 134 static gameuxcf gamestatisticscf  = { { &gameuxcf_vtbl }, GameStatistics_create };
 135
 136 /***************************************************************
 137  * gameux ClassFactory
 138  */
 139 HRESULT WINAPI DllGetClassObject(
 140         REFCLSID rclsid,
 141         REFIID riid,
 142         LPVOID *ppv)
 143 {
 144     IClassFactory *cf = NULL;
 145
 146     TRACE("(%s, %s, %p)\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
 147
 148     if(IsEqualCLSID(rclsid, &CLSID_GameExplorer))
 149     {
 150         cf = &gameexplorercf.IClassFactory_iface;
 151     }
 152     else if( IsEqualCLSID( rclsid, &CLSID_GameStatistics ))
 153     {
 154         cf = &gamestatisticscf.IClassFactory_iface;
 155     }
 156
 157     if(!cf)
 158         return CLASS_E_CLASSNOTAVAILABLE;
 159
 160     return IClassFactory_QueryInterface(cf, riid, ppv);
 161 }