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
  29 #include "gameux.h"
  30 #include "gameux_private.h"
  31
  32 #include "wine/debug.h"
  33
  34 WINE_DEFAULT_DEBUG_CHANNEL(gameux);
  35
  36 typedef HRESULT (*fnCreateInstance)(IUnknown *pUnkOuter, IUnknown **ppObj);
  37
  38 /***************************************************************
  39  * gameux ClassFactory
  40  */
  41 typedef struct _gameuxcf
  42 {
  43     IClassFactory IClassFactory_iface;
  44     fnCreateInstance pfnCreateInstance;
  45 } gameuxcf;
  46
  47 static inline gameuxcf *impl_from_IClassFactory(IClassFactory *iface)
  48 {
  49     return CONTAINING_RECORD(iface, gameuxcf, IClassFactory_iface);
  50 }
  51
  52 static HRESULT WINAPI gameuxcf_QueryInterface(
  53         IClassFactory *iface,
  54         REFIID riid,
  55         LPVOID *ppObj)
  56 {
  57     TRACE("(%p, %s, %p)\n", iface, debugstr_guid(riid), ppObj);
  58
  59     *ppObj = NULL;
  60
  61     if(IsEqualGUID(riid, &IID_IUnknown) ||
  62        IsEqualGUID(riid, &IID_IClassFactory))
  63     {
  64         IClassFactory_AddRef(iface);
  65         *ppObj = iface;
  66         return S_OK;
  67     }
  68
  69     FIXME("interface %s not implemented\n", debugstr_guid(riid));
  70     return E_NOINTERFACE;
  71 }
  72
  73 static ULONG WINAPI gameuxcf_AddRef(
  74         IClassFactory *iface)
  75 {
  76     TRACE("(%p)\n", iface);
  77     return 2;
  78 }
  79
  80 static ULONG WINAPI gameuxcf_Release(
  81         IClassFactory *iface)
  82 {
  83     TRACE("(%p)\n", iface);
  84     return 1;
  85 }
  86
  87 static HRESULT WINAPI gameuxcf_CreateInstance(
  88         IClassFactory *iface,
  89         LPUNKNOWN pUnkOuter,
  90         REFIID riid,
  91         LPVOID *ppObj)
  92 {
  93     gameuxcf *This = impl_from_IClassFactory(iface);
  94     HRESULT hr;
  95     IUnknown *pUnk;
  96
  97     TRACE("(%p, %p, %s, %p)\n", iface, pUnkOuter, debugstr_guid(riid), ppObj);
  98
  99     *ppObj = NULL;
 100
 101     if(pUnkOuter)
 102         return CLASS_E_NOAGGREGATION;
 103
 104     hr = This->pfnCreateInstance(pUnkOuter, &pUnk);
 105     if(FAILED(hr))
 106         return hr;
 107
 108     hr = IUnknown_QueryInterface(pUnk, riid, ppObj);
 109     IUnknown_Release(pUnk);
 110     return hr;
 111 }
 112
 113 static HRESULT WINAPI gameuxcf_LockServer(
 114         IClassFactory *iface,
 115         BOOL dolock)
 116 {
 117     gameuxcf *This = impl_from_IClassFactory(iface);
 118     TRACE("(%p, %d)\n", This, dolock);
 119     FIXME("stub\n");
 120     return S_OK;
 121 }
 122
 123 static const struct IClassFactoryVtbl gameuxcf_vtbl =
 124 {
 125     gameuxcf_QueryInterface,
 126     gameuxcf_AddRef,
 127     gameuxcf_Release,
 128     gameuxcf_CreateInstance,
 129     gameuxcf_LockServer
 130 };
 131
 132 static gameuxcf gameexplorercf = { { &gameuxcf_vtbl }, GameExplorer_create };
 133 static gameuxcf gamestatisticscf  = { { &gameuxcf_vtbl }, GameStatistics_create };
 134
 135 /***************************************************************
 136  * gameux ClassFactory
 137  */
 138 HRESULT WINAPI DllGetClassObject(
 139         REFCLSID rclsid,
 140         REFIID riid,
 141         LPVOID *ppv)
 142 {
 143     IClassFactory *cf = NULL;
 144
 145     TRACE("(%s, %s, %p)\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
 146
 147     if(IsEqualCLSID(rclsid, &CLSID_GameExplorer))
 148     {
 149         cf = &gameexplorercf.IClassFactory_iface;
 150     }
 151     else if( IsEqualCLSID( rclsid, &CLSID_GameStatistics ))
 152     {
 153         cf = &gamestatisticscf.IClassFactory_iface;
 154     }
 155
 156     if(!cf)
 157         return CLASS_E_CLASSNOTAVAILABLE;
 158
 159     return IClassFactory_QueryInterface(cf, riid, ppv);
 160 }