dlls/gameux/gameexplorer.c

   1 /*
   2  *    Gameux library coclass GameExplorer 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 #define COBJMACROS
  21
  22 #include "config.h"
  23
  24 #include "ole2.h"
  25
  26 #include "gameux.h"
  27 #include "gameux_private.h"
  28
  29 #include "wine/debug.h"
  30
  31 WINE_DEFAULT_DEBUG_CHANNEL(gameux);
  32
  33 /*
  34  * IGameExplorer implementation
  35  */
  36
  37 typedef struct _GameExplorerImpl
  38 {
  39     const struct IGameExplorerVtbl *lpGameExplorerVtbl;
  40     LONG ref;
  41 } GameExplorerImpl;
  42
  43 static inline GameExplorerImpl *impl_from_IGameExplorer(IGameExplorer *iface)
  44 {
  45     return (GameExplorerImpl*)((char*)iface - FIELD_OFFSET(GameExplorerImpl, lpGameExplorerVtbl));
  46 }
  47
  48 static HRESULT WINAPI GameExplorerImpl_QueryInterface(
  49         IGameExplorer *iface,
  50         REFIID riid,
  51         void **ppvObject)
  52 {
  53     GameExplorerImpl *This = impl_from_IGameExplorer(iface);
  54
  55     TRACE("(%p, %s, %p)\n", This, debugstr_guid(riid), ppvObject);
  56
  57     *ppvObject = NULL;
  58
  59     if(IsEqualGUID(riid, &IID_IUnknown) ||
  60        IsEqualGUID(riid, &IID_IGameExplorer))
  61     {
  62         *ppvObject = iface;
  63     }
  64     else
  65     {
  66         FIXME("interface %s not implemented\n", debugstr_guid(riid));
  67         return E_NOINTERFACE;
  68     }
  69
  70     IGameExplorer_AddRef(iface);
  71     return S_OK;
  72 }
  73
  74 static ULONG WINAPI GameExplorerImpl_AddRef(IGameExplorer *iface)
  75 {
  76     GameExplorerImpl *This = impl_from_IGameExplorer(iface);
  77     LONG ref;
  78
  79     ref = InterlockedIncrement(&This->ref);
  80
  81     TRACE("(%p): ref=%d\n", This, ref);
  82     return ref;
  83 }
  84
  85 static ULONG WINAPI GameExplorerImpl_Release(IGameExplorer *iface)
  86 {
  87     GameExplorerImpl *This = impl_from_IGameExplorer(iface);
  88     LONG ref;
  89
  90     ref = InterlockedDecrement(&This->ref);
  91     TRACE("(%p): ref=%d\n", This, ref);
  92
  93     if(ref == 0)
  94     {
  95         TRACE("freeing GameExplorer object\n");
  96         HeapFree(GetProcessHeap(), 0, This);
  97     }
  98
  99     return ref;
 100 }
 101
 102 static HRESULT WINAPI GameExplorerImpl_AddGame(
 103         IGameExplorer *iface,
 104         BSTR bstrGDFBinaryPath,
 105         BSTR sGameInstallDirectory,
 106         GAME_INSTALL_SCOPE installScope,
 107         GUID *pInstanceID)
 108 {
 109     GameExplorerImpl *This = impl_from_IGameExplorer(iface);
 110
 111     TRACE("(%p, %s, %s, %d, %s)\n", This, debugstr_w(bstrGDFBinaryPath), debugstr_w(sGameInstallDirectory), installScope, debugstr_guid(pInstanceID));
 112     FIXME("stub\n");
 113     return E_NOTIMPL;
 114 }
 115
 116 static HRESULT WINAPI GameExplorerImpl_RemoveGame(
 117         IGameExplorer *iface,
 118         GUID instanceID)
 119 {
 120     GameExplorerImpl *This = impl_from_IGameExplorer(iface);
 121
 122     TRACE("(%p, %s)\n", This, debugstr_guid(&instanceID));
 123     FIXME("stub\n");
 124     return E_NOTIMPL;
 125 }
 126
 127 static HRESULT WINAPI GameExplorerImpl_UpdateGame(
 128         IGameExplorer *iface,
 129         GUID instanceID)
 130 {
 131     GameExplorerImpl *This = impl_from_IGameExplorer(iface);
 132
 133     TRACE("(%p, %s)\n", This, debugstr_guid(&instanceID));
 134     FIXME("stub\n");
 135     return E_NOTIMPL;
 136 }
 137
 138 static HRESULT WINAPI GameExplorerImpl_VerifyAccess(
 139         IGameExplorer *iface,
 140         BSTR sGDFBinaryPath,
 141         BOOL *pHasAccess)
 142 {
 143     GameExplorerImpl *This = impl_from_IGameExplorer(iface);
 144
 145     TRACE("(%p, %s, %p)\n", This, debugstr_w(sGDFBinaryPath), pHasAccess);
 146     FIXME("stub\n");
 147     return E_NOTIMPL;
 148 }
 149
 150 static const struct IGameExplorerVtbl GameExplorerImplVtbl =
 151 {
 152     GameExplorerImpl_QueryInterface,
 153     GameExplorerImpl_AddRef,
 154     GameExplorerImpl_Release,
 155     GameExplorerImpl_AddGame,
 156     GameExplorerImpl_RemoveGame,
 157     GameExplorerImpl_UpdateGame,
 158     GameExplorerImpl_VerifyAccess
 159 };
 160
 161 /*
 162  * Construction routine
 163  */
 164 HRESULT GameExplorer_create(
 165         IUnknown* pUnkOuter,
 166         IUnknown** ppObj)
 167 {
 168     GameExplorerImpl *pGameExplorer;
 169
 170     TRACE("(%p, %p)\n", pUnkOuter, ppObj);
 171
 172     pGameExplorer = HeapAlloc(GetProcessHeap(), 0, sizeof(*pGameExplorer));
 173
 174     if(!pGameExplorer)
 175         return E_OUTOFMEMORY;
 176
 177     pGameExplorer->lpGameExplorerVtbl = &GameExplorerImplVtbl;
 178     pGameExplorer->ref = 1;
 179
 180     *ppObj = (IUnknown*)(&pGameExplorer->lpGameExplorerVtbl);
 181
 182     TRACE("returning iface: %p\n", *ppObj);
 183     return S_OK;
 184 }