1 /*
2 * Copyright 2009 Henri Verbeet for CodeWeavers
3 *
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
17 *
18 */
19
20 #include "config.h"
21 #include "wine/port.h"
22 #include "wine/debug.h"
23
24 #include "shdocvw.h"
25
26 WINE_DEFAULT_DEBUG_CHANNEL(shdocvw);
27
28 struct taskbar_list
29 {
30 const struct ITaskbarListVtbl *lpVtbl;
31 LONG refcount;
32 };
33
34 /* IUnknown methods */
35
36 static HRESULT STDMETHODCALLTYPE taskbar_list_QueryInterface(ITaskbarList *iface, REFIID riid, void **object)
37 {
38 TRACE("iface %p, riid %s, object %p\n", iface, debugstr_guid(riid), object);
39
40 if (IsEqualGUID(riid, &IID_ITaskbarList)
41 || IsEqualGUID(riid, &IID_IUnknown))
42 {
43 IUnknown_AddRef(iface);
44 *object = iface;
45 return S_OK;
46 }
47
48 WARN("%s not implemented, returning E_NOINTERFACE\n", debugstr_guid(riid));
49
50 *object = NULL;
51 return E_NOINTERFACE;
52 }
53
54 static ULONG STDMETHODCALLTYPE taskbar_list_AddRef(ITaskbarList *iface)
55 {
56 struct taskbar_list *This = (struct taskbar_list *)iface;
57 ULONG refcount = InterlockedIncrement(&This->refcount);
58
59 TRACE("%p increasing refcount to %u\n", This, refcount);
60
61 return refcount;
62 }
63
64 static ULONG STDMETHODCALLTYPE taskbar_list_Release(ITaskbarList *iface)
65 {
66 struct taskbar_list *This = (struct taskbar_list *)iface;
67 ULONG refcount = InterlockedDecrement(&This->refcount);
68
69 TRACE("%p decreasing refcount to %u\n", This, refcount);
70
71 if (!refcount)
72 {
73 HeapFree(GetProcessHeap(), 0, This);
74 }
75
76 return refcount;
77 }
78
79 /* ITaskbarList methods */
80
81 static HRESULT STDMETHODCALLTYPE taskbar_list_HrInit(ITaskbarList *iface)
82 {
83 FIXME("iface %p stub!\n", iface);
84
85 return E_NOTIMPL;
86 }
87
88 static HRESULT STDMETHODCALLTYPE taskbar_list_AddTab(ITaskbarList *iface, HWND hwnd)
89 {
90 FIXME("iface %p, hwnd %p stub!\n", iface, hwnd);
91
92 return E_NOTIMPL;
93 }
94
95 static HRESULT STDMETHODCALLTYPE taskbar_list_DeleteTab(ITaskbarList *iface, HWND hwnd)
96 {
97 FIXME("iface %p, hwnd %p stub!\n", iface, hwnd);
98
99 return E_NOTIMPL;
100 }
101
102 static HRESULT STDMETHODCALLTYPE taskbar_list_ActivateTab(ITaskbarList *iface, HWND hwnd)
103 {
104 FIXME("iface %p, hwnd %p stub!\n", iface, hwnd);
105
106 return E_NOTIMPL;
107 }
108
109 static HRESULT STDMETHODCALLTYPE taskbar_list_SetActiveAlt(ITaskbarList *iface, HWND hwnd)
110 {
111 FIXME("iface %p, hwnd %p stub!\n", iface, hwnd);
112
113 return E_NOTIMPL;
114 }
115
116 static const struct ITaskbarListVtbl taskbar_list_vtbl =
117 {
118 /* IUnknown methods */
119 taskbar_list_QueryInterface,
120 taskbar_list_AddRef,
121 taskbar_list_Release,
122 /* ITaskbarList methods */
123 taskbar_list_HrInit,
124 taskbar_list_AddTab,
125 taskbar_list_DeleteTab,
126 taskbar_list_ActivateTab,
127 taskbar_list_SetActiveAlt,
128 };
129
130 HRESULT TaskbarList_Create(IUnknown *outer, REFIID riid, void **taskbar_list)
131 {
132 struct taskbar_list *object;
133
134 TRACE("outer %p, riid %s, taskbar_list %p\n", outer, debugstr_guid(riid), taskbar_list);
135
136 if (outer)
137 {
138 WARN("Aggregation not supported\n");
139 return CLASS_E_NOAGGREGATION;
140 }
141
142 object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object));
143 if (!object)
144 {
145 ERR("Failed to allocate taskbar list object memory\n");
146 return E_OUTOFMEMORY;
147 }
148
149 object->lpVtbl = &taskbar_list_vtbl;
150 object->refcount = 1;
151
152 *taskbar_list = object;
153
154 TRACE("Created ITaskbarList %p\n", object);
155
156 return S_OK;
157 }
158
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