2 * ClassFactory implementation for DEVENUM.dll
4 * Copyright (C) 2002 John K. Hohm
5 * Copyright (C) 2002 Robert Shearman
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.
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.
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 #include "devenum_private.h"
24 #include "wine/debug.h"
26 WINE_DEFAULT_DEBUG_CHANNEL(devenum);
28 /**********************************************************************
29 * DEVENUM_IClassFactory_QueryInterface (also IUnknown)
31 static HRESULT WINAPI DEVENUM_IClassFactory_QueryInterface(
36 TRACE("\n\tIID:\t%s\n",debugstr_guid(riid));
38 if (ppvObj == NULL) return E_POINTER;
40 if (IsEqualGUID(riid, &IID_IUnknown) ||
41 IsEqualGUID(riid, &IID_IClassFactory))
43 *ppvObj = (LPVOID)iface;
44 IClassFactory_AddRef(iface);
47 else if (IsEqualGUID(riid, &IID_IParseDisplayName))
49 return IClassFactory_CreateInstance(iface, NULL, riid, ppvObj);
52 FIXME("- no interface\n\tIID:\t%s\n", debugstr_guid(riid));
56 /**********************************************************************
57 * DEVENUM_IClassFactory_AddRef (also IUnknown)
59 static ULONG WINAPI DEVENUM_IClassFactory_AddRef(LPCLASSFACTORY iface)
65 return 2; /* non-heap based object */
68 /**********************************************************************
69 * DEVENUM_IClassFactory_Release (also IUnknown)
71 static ULONG WINAPI DEVENUM_IClassFactory_Release(LPCLASSFACTORY iface)
75 DEVENUM_UnlockModule();
77 return 1; /* non-heap based object */
80 /**********************************************************************
81 * DEVENUM_IClassFactory_CreateInstance
83 static HRESULT WINAPI DEVENUM_IClassFactory_CreateInstance(
89 TRACE("\n\tIID:\t%s\n",debugstr_guid(riid));
91 if (ppvObj == NULL) return E_POINTER;
93 /* Don't support aggregation (Windows doesn't) */
94 if (pUnkOuter != NULL) return CLASS_E_NOAGGREGATION;
96 if (IsEqualGUID(&IID_ICreateDevEnum, riid))
98 *ppvObj = &DEVENUM_CreateDevEnum;
101 if (IsEqualGUID(&IID_IParseDisplayName, riid))
103 *ppvObj = &DEVENUM_ParseDisplayName;
107 return CLASS_E_CLASSNOTAVAILABLE;
110 /**********************************************************************
111 * DEVENUM_IClassFactory_LockServer
113 static HRESULT WINAPI DEVENUM_IClassFactory_LockServer(
114 LPCLASSFACTORY iface,
120 DEVENUM_LockModule();
122 DEVENUM_UnlockModule();
126 /**********************************************************************
129 static const IClassFactoryVtbl IClassFactory_Vtbl =
131 DEVENUM_IClassFactory_QueryInterface,
132 DEVENUM_IClassFactory_AddRef,
133 DEVENUM_IClassFactory_Release,
134 DEVENUM_IClassFactory_CreateInstance,
135 DEVENUM_IClassFactory_LockServer
138 /**********************************************************************
139 * static ClassFactory instance
141 ClassFactoryImpl DEVENUM_ClassFactory = { &IClassFactory_Vtbl };