2 * ITfDocumentMgr implementation
4 * Copyright 2009 Aric Stewart, CodeWeavers
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.
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.
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
27 #include "wine/debug.h"
36 #include "wine/unicode.h"
39 #include "msctf_internal.h"
41 WINE_DEFAULT_DEBUG_CHANNEL(msctf);
43 typedef struct tagDocumentMgr {
44 const ITfDocumentMgrVtbl *DocumentMgrVtbl;
45 const ITfSourceVtbl *SourceVtbl;
48 ITfContext* contextStack[2]; /* limit of 2 contexts */
49 ITfThreadMgrEventSink* ThreadMgrSink;
52 static inline DocumentMgr *impl_from_ITfSourceVtbl(ITfSource *iface)
54 return (DocumentMgr *)((char *)iface - FIELD_OFFSET(DocumentMgr,SourceVtbl));
57 static void DocumentMgr_Destructor(DocumentMgr *This)
59 TRACE("destroying %p\n", This);
60 if (This->contextStack[0])
61 ITfContext_Release(This->contextStack[0]);
62 if (This->contextStack[1])
63 ITfContext_Release(This->contextStack[1]);
64 HeapFree(GetProcessHeap(),0,This);
67 static HRESULT WINAPI DocumentMgr_QueryInterface(ITfDocumentMgr *iface, REFIID iid, LPVOID *ppvOut)
69 DocumentMgr *This = (DocumentMgr *)iface;
72 if (IsEqualIID(iid, &IID_IUnknown) || IsEqualIID(iid, &IID_ITfDocumentMgr))
76 else if (IsEqualIID(iid, &IID_ITfSource))
78 *ppvOut = &This->SourceVtbl;
83 IUnknown_AddRef(iface);
87 WARN("unsupported interface: %s\n", debugstr_guid(iid));
91 static ULONG WINAPI DocumentMgr_AddRef(ITfDocumentMgr *iface)
93 DocumentMgr *This = (DocumentMgr *)iface;
94 return InterlockedIncrement(&This->refCount);
97 static ULONG WINAPI DocumentMgr_Release(ITfDocumentMgr *iface)
99 DocumentMgr *This = (DocumentMgr *)iface;
102 ret = InterlockedDecrement(&This->refCount);
104 DocumentMgr_Destructor(This);
108 /*****************************************************
109 * ITfDocumentMgr functions
110 *****************************************************/
111 static HRESULT WINAPI DocumentMgr_CreateContext(ITfDocumentMgr *iface,
113 DWORD dwFlags, IUnknown *punk, ITfContext **ppic,
114 TfEditCookie *pecTextStore)
116 DocumentMgr *This = (DocumentMgr *)iface;
117 TRACE("(%p) 0x%x 0x%x %p %p %p\n",This,tidOwner,dwFlags,punk,ppic,pecTextStore);
118 return Context_Constructor(tidOwner, punk, ppic, pecTextStore);
121 static HRESULT WINAPI DocumentMgr_Push(ITfDocumentMgr *iface, ITfContext *pic)
123 DocumentMgr *This = (DocumentMgr *)iface;
126 TRACE("(%p) %p\n",This,pic);
128 if (This->contextStack[1]) /* FUll */
129 return TF_E_STACKFULL;
131 if (!pic || FAILED(IUnknown_QueryInterface(pic,&IID_ITfContext,(LPVOID*) &check)))
134 if (This->contextStack[0] == NULL)
135 ITfThreadMgrEventSink_OnInitDocumentMgr(This->ThreadMgrSink,iface);
137 This->contextStack[1] = This->contextStack[0];
138 This->contextStack[0] = check;
140 ITfThreadMgrEventSink_OnPushContext(This->ThreadMgrSink,check);
145 static HRESULT WINAPI DocumentMgr_Pop(ITfDocumentMgr *iface, DWORD dwFlags)
147 DocumentMgr *This = (DocumentMgr *)iface;
148 TRACE("(%p) 0x%x\n",This,dwFlags);
150 if (dwFlags == TF_POPF_ALL)
152 if (This->contextStack[0])
154 ITfThreadMgrEventSink_OnPopContext(This->ThreadMgrSink,This->contextStack[0]);
155 ITfContext_Release(This->contextStack[0]);
157 if (This->contextStack[1])
159 ITfThreadMgrEventSink_OnPopContext(This->ThreadMgrSink,This->contextStack[1]);
160 ITfContext_Release(This->contextStack[1]);
162 This->contextStack[0] = This->contextStack[1] = NULL;
163 ITfThreadMgrEventSink_OnUninitDocumentMgr(This->ThreadMgrSink, iface);
170 if (This->contextStack[1] == NULL) /* Cannot pop last context */
173 ITfThreadMgrEventSink_OnPopContext(This->ThreadMgrSink,This->contextStack[0]);
174 ITfContext_Release(This->contextStack[0]);
175 This->contextStack[0] = This->contextStack[1];
176 This->contextStack[1] = NULL;
178 if (This->contextStack[0] == NULL)
179 ITfThreadMgrEventSink_OnUninitDocumentMgr(This->ThreadMgrSink, iface);
184 static HRESULT WINAPI DocumentMgr_GetTop(ITfDocumentMgr *iface, ITfContext **ppic)
186 DocumentMgr *This = (DocumentMgr *)iface;
187 TRACE("(%p)\n",This);
191 if (This->contextStack[0])
192 ITfContext_AddRef(This->contextStack[0]);
194 *ppic = This->contextStack[0];
199 static HRESULT WINAPI DocumentMgr_GetBase(ITfDocumentMgr *iface, ITfContext **ppic)
201 DocumentMgr *This = (DocumentMgr *)iface;
204 TRACE("(%p)\n",This);
208 if (This->contextStack[1])
209 tgt = This->contextStack[1];
211 tgt = This->contextStack[0];
214 ITfContext_AddRef(tgt);
221 static HRESULT WINAPI DocumentMgr_EnumContexts(ITfDocumentMgr *iface, IEnumTfContexts **ppEnum)
223 DocumentMgr *This = (DocumentMgr *)iface;
224 FIXME("STUB:(%p)\n",This);
228 static const ITfDocumentMgrVtbl DocumentMgr_DocumentMgrVtbl =
230 DocumentMgr_QueryInterface,
234 DocumentMgr_CreateContext,
239 DocumentMgr_EnumContexts
243 static HRESULT WINAPI Source_QueryInterface(ITfSource *iface, REFIID iid, LPVOID *ppvOut)
245 DocumentMgr *This = impl_from_ITfSourceVtbl(iface);
246 return DocumentMgr_QueryInterface((ITfDocumentMgr*)This, iid, *ppvOut);
249 static ULONG WINAPI Source_AddRef(ITfSource *iface)
251 DocumentMgr *This = impl_from_ITfSourceVtbl(iface);
252 return DocumentMgr_AddRef((ITfDocumentMgr*)This);
255 static ULONG WINAPI Source_Release(ITfSource *iface)
257 DocumentMgr *This = impl_from_ITfSourceVtbl(iface);
258 return DocumentMgr_Release((ITfDocumentMgr*)This);
261 /*****************************************************
262 * ITfSource functions
263 *****************************************************/
264 static WINAPI HRESULT DocumentMgrSource_AdviseSink(ITfSource *iface,
265 REFIID riid, IUnknown *punk, DWORD *pdwCookie)
267 DocumentMgr *This = impl_from_ITfSourceVtbl(iface);
268 FIXME("STUB:(%p)\n",This);
272 static WINAPI HRESULT DocumentMgrSource_UnadviseSink(ITfSource *iface, DWORD pdwCookie)
274 DocumentMgr *This = impl_from_ITfSourceVtbl(iface);
275 FIXME("STUB:(%p)\n",This);
279 static const ITfSourceVtbl DocumentMgr_SourceVtbl =
281 Source_QueryInterface,
285 DocumentMgrSource_AdviseSink,
286 DocumentMgrSource_UnadviseSink,
289 HRESULT DocumentMgr_Constructor(ITfThreadMgrEventSink *ThreadMgrSink, ITfDocumentMgr **ppOut)
293 This = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(DocumentMgr));
295 return E_OUTOFMEMORY;
297 This->DocumentMgrVtbl= &DocumentMgr_DocumentMgrVtbl;
298 This->SourceVtbl = &DocumentMgr_SourceVtbl;
300 This->ThreadMgrSink = ThreadMgrSink;
302 TRACE("returning %p\n", This);
303 *ppOut = (ITfDocumentMgr*)This;