1 /*
2  *  ITfDisplayAttributeMgr implementation
3  *
4  *  Copyright 2010 CodeWeavers, Aric Stewart
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 #include "wine/debug.h"
24 #include "winbase.h"
25 #include "winreg.h"
26 #include "shlwapi.h"
27 
28 #include "msctf.h"
29 #include "msctf_internal.h"
30 
31 WINE_DEFAULT_DEBUG_CHANNEL(msctf);
32 
33 typedef struct tagDisplayAttributeMgr {
34     ITfDisplayAttributeMgr ITfDisplayAttributeMgr_iface;
35 
36     LONG refCount;
37 
38 } DisplayAttributeMgr;
39 
40 static inline DisplayAttributeMgr *impl_from_ITfDisplayAttributeMgr(ITfDisplayAttributeMgr *iface)
41 {
42     return CONTAINING_RECORD(iface, DisplayAttributeMgr, ITfDisplayAttributeMgr_iface);
43 }
44 
45 static void DisplayAttributeMgr_Destructor(DisplayAttributeMgr *This)
46 {
47     TRACE("destroying %p\n", This);
48 
49     HeapFree(GetProcessHeap(),0,This);
50 }
51 
52 static HRESULT WINAPI DisplayAttributeMgr_QueryInterface(ITfDisplayAttributeMgr *iface, REFIID iid, LPVOID *ppvOut)
53 {
54     DisplayAttributeMgr *This = impl_from_ITfDisplayAttributeMgr(iface);
55     *ppvOut = NULL;
56 
57     if (IsEqualIID(iid, &IID_IUnknown) || IsEqualIID(iid, &IID_ITfDisplayAttributeMgr))
58     {
59         *ppvOut = &This->ITfDisplayAttributeMgr_iface;
60     }
61 
62     if (*ppvOut)
63     {
64         ITfDisplayAttributeMgr_AddRef(iface);
65         return S_OK;
66     }
67 
68     WARN("unsupported interface: %s\n", debugstr_guid(iid));
69     return E_NOINTERFACE;
70 }
71 
72 static ULONG WINAPI DisplayAttributeMgr_AddRef(ITfDisplayAttributeMgr *iface)
73 {
74     DisplayAttributeMgr *This = impl_from_ITfDisplayAttributeMgr(iface);
75     return InterlockedIncrement(&This->refCount);
76 }
77 
78 static ULONG WINAPI DisplayAttributeMgr_Release(ITfDisplayAttributeMgr *iface)
79 {
80     DisplayAttributeMgr *This = impl_from_ITfDisplayAttributeMgr(iface);
81     ULONG ret;
82 
83     ret = InterlockedDecrement(&This->refCount);
84     if (ret == 0)
85         DisplayAttributeMgr_Destructor(This);
86     return ret;
87 }
88 
89 /*****************************************************
90  * ITfDisplayAttributeMgr functions
91  *****************************************************/
92 
93 static HRESULT WINAPI DisplayAttributeMgr_OnUpdateInfo(ITfDisplayAttributeMgr *iface)
94 {
95     DisplayAttributeMgr *This = impl_from_ITfDisplayAttributeMgr(iface);
96 
97     FIXME("STUB:(%p)\n",This);
98     return E_NOTIMPL;
99 }
100 
101 static HRESULT WINAPI DisplayAttributeMgr_EnumDisplayAttributeInfo(ITfDisplayAttributeMgr *iface, IEnumTfDisplayAttributeInfo **ppEnum)
102 {
103     DisplayAttributeMgr *This = impl_from_ITfDisplayAttributeMgr(iface);
104 
105     FIXME("STUB:(%p)\n",This);
106     return E_NOTIMPL;
107 }
108 
109 static HRESULT WINAPI DisplayAttributeMgr_GetDisplayAttributeInfo(ITfDisplayAttributeMgr *iface, REFGUID guid, ITfDisplayAttributeInfo **ppInfo, CLSID *pclsidOwner)
110 {
111     DisplayAttributeMgr *This = impl_from_ITfDisplayAttributeMgr(iface);
112 
113     FIXME("STUB:(%p)\n",This);
114     return E_NOTIMPL;
115 }
116 
117 static const ITfDisplayAttributeMgrVtbl DisplayAttributeMgrVtbl =
118 {
119     DisplayAttributeMgr_QueryInterface,
120     DisplayAttributeMgr_AddRef,
121     DisplayAttributeMgr_Release,
122     DisplayAttributeMgr_OnUpdateInfo,
123     DisplayAttributeMgr_EnumDisplayAttributeInfo,
124     DisplayAttributeMgr_GetDisplayAttributeInfo
125 };
126 
127 HRESULT DisplayAttributeMgr_Constructor(IUnknown *pUnkOuter, IUnknown **ppOut)
128 {
129     DisplayAttributeMgr *This;
130     if (pUnkOuter)
131         return CLASS_E_NOAGGREGATION;
132 
133     This = HeapAlloc(GetProcessHeap(),0,sizeof(DisplayAttributeMgr));
134     if (This == NULL)
135         return E_OUTOFMEMORY;
136 
137     This->ITfDisplayAttributeMgr_iface.lpVtbl = &DisplayAttributeMgrVtbl;
138     This->refCount = 1;
139 
140     *ppOut = (IUnknown *)&This->ITfDisplayAttributeMgr_iface;
141     TRACE("returning %p\n", *ppOut);
142     return S_OK;
143 }
144