1 /*
2 * ClassFactory implementation for OBJSEL.dll
3 *
4 * Copyright (C) 2002 John K. Hohm
5 * Copyright (C) 2002 Robert Shearman
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 "objsel_private.h"
23
24 #include "wine/debug.h"
25
26 WINE_DEFAULT_DEBUG_CHANNEL(objsel);
27
28
impl_from_IClassFactory(IClassFactory * iface)29 static inline ClassFactoryImpl *impl_from_IClassFactory(IClassFactory *iface)
30 {
31 return CONTAINING_RECORD(iface, ClassFactoryImpl, IClassFactory_iface);
32 }
33
34 /**********************************************************************
35 * OBJSEL_IClassFactory_QueryInterface (also IUnknown)
36 */
OBJSEL_IClassFactory_QueryInterface(LPCLASSFACTORY iface,REFIID riid,LPVOID * ppvObj)37 static HRESULT WINAPI OBJSEL_IClassFactory_QueryInterface(
38 LPCLASSFACTORY iface,
39 REFIID riid,
40 LPVOID *ppvObj)
41 {
42 TRACE("\n\tIID:\t%s\n",debugstr_guid(riid));
43
44 if (ppvObj == NULL) return E_POINTER;
45
46 if (IsEqualGUID(riid, &IID_IUnknown) ||
47 IsEqualGUID(riid, &IID_IClassFactory))
48 {
49 *ppvObj = iface;
50 IClassFactory_AddRef(iface);
51 return S_OK;
52 }
53 else if (IsEqualGUID(riid, &IID_IDsObjectPicker))
54 {
55 return IClassFactory_CreateInstance(iface, NULL, riid, ppvObj);
56 }
57
58 FIXME("- no interface IID: %s\n", debugstr_guid(riid));
59 return E_NOINTERFACE;
60 }
61
62
63 /**********************************************************************
64 * OBJSEL_IClassFactory_AddRef (also IUnknown)
65 */
OBJSEL_IClassFactory_AddRef(LPCLASSFACTORY iface)66 static ULONG WINAPI OBJSEL_IClassFactory_AddRef(LPCLASSFACTORY iface)
67 {
68 ClassFactoryImpl *This = impl_from_IClassFactory(iface);
69 ULONG ref;
70
71 TRACE("\n");
72
73 if (This == NULL) return E_POINTER;
74
75 ref = InterlockedIncrement(&This->ref);
76
77 if (ref == 1)
78 {
79 InterlockedIncrement(&dll_refs);
80 }
81
82 return ref;
83 }
84
85
86 /**********************************************************************
87 * OBJSEL_IClassFactory_Release (also IUnknown)
88 */
OBJSEL_IClassFactory_Release(LPCLASSFACTORY iface)89 static ULONG WINAPI OBJSEL_IClassFactory_Release(LPCLASSFACTORY iface)
90 {
91 ClassFactoryImpl *This = impl_from_IClassFactory(iface);
92 ULONG ref;
93
94 TRACE("\n");
95
96 if (This == NULL) return E_POINTER;
97
98 ref = InterlockedDecrement(&This->ref);
99
100 if (ref == 0)
101 {
102 InterlockedDecrement(&dll_refs);
103 }
104
105 return ref;
106 }
107
108
109 /**********************************************************************
110 * OBJSEL_IClassFactory_CreateInstance
111 */
OBJSEL_IClassFactory_CreateInstance(LPCLASSFACTORY iface,LPUNKNOWN pUnkOuter,REFIID riid,LPVOID * ppvObj)112 static HRESULT WINAPI OBJSEL_IClassFactory_CreateInstance(
113 LPCLASSFACTORY iface,
114 LPUNKNOWN pUnkOuter,
115 REFIID riid,
116 LPVOID *ppvObj)
117 {
118 TRACE("\n\tIID:\t%s\n",debugstr_guid(riid));
119
120 if (ppvObj == NULL) return E_POINTER;
121
122 /* Don't support aggregation (Windows doesn't) */
123 if (pUnkOuter != NULL) return CLASS_E_NOAGGREGATION;
124
125 if (IsEqualGUID(&IID_IDsObjectPicker, riid))
126 {
127 return OBJSEL_IDsObjectPicker_Create(ppvObj);
128 }
129
130 return CLASS_E_CLASSNOTAVAILABLE;
131 }
132
133
134 /**********************************************************************
135 * OBJSEL_IClassFactory_LockServer
136 */
OBJSEL_IClassFactory_LockServer(LPCLASSFACTORY iface,BOOL fLock)137 static HRESULT WINAPI OBJSEL_IClassFactory_LockServer(
138 LPCLASSFACTORY iface,
139 BOOL fLock)
140 {
141 TRACE("\n");
142
143 if (fLock)
144 IClassFactory_AddRef(iface);
145 else
146 IClassFactory_Release(iface);
147 return S_OK;
148 }
149
150
151 /**********************************************************************
152 * IClassFactory_Vtbl
153 */
154 static IClassFactoryVtbl IClassFactory_Vtbl =
155 {
156 OBJSEL_IClassFactory_QueryInterface,
157 OBJSEL_IClassFactory_AddRef,
158 OBJSEL_IClassFactory_Release,
159 OBJSEL_IClassFactory_CreateInstance,
160 OBJSEL_IClassFactory_LockServer
161 };
162
163
164 /**********************************************************************
165 * static ClassFactory instance
166 */
167
168 ClassFactoryImpl OBJSEL_ClassFactory = { { &IClassFactory_Vtbl }, 0 };
169