dlls/msctf/context.c

   1 /*
   2  *  ITfContext implementation
   3  *
   4  *  Copyright 2009 Aric Stewart, CodeWeavers
   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 #include "config.h"
  22
  23 #include <stdarg.h>
  24
  25 #define COBJMACROS
  26
  27 #include "wine/debug.h"
  28 #include "windef.h"
  29 #include "winbase.h"
  30 #include "winreg.h"
  31 #include "winuser.h"
  32 #include "shlwapi.h"
  33 #include "winerror.h"
  34 #include "objbase.h"
  35 #include "olectl.h"
  36
  37 #include "wine/unicode.h"
  38 #include "wine/list.h"
  39
  40 #include "msctf.h"
  41 #include "msctf_internal.h"
  42
  43 WINE_DEFAULT_DEBUG_CHANNEL(msctf);
  44
  45 typedef struct tagContextSink {
  46     struct list         entry;
  47     union {
  48         /* Context Sinks */
  49         IUnknown            *pIUnknown;
  50         /* ITfContextKeyEventSink  *pITfContextKeyEventSink; */
  51         /* ITfEditTransactionSink  *pITfEditTransactionSink; */
  52         /* ITfStatusSink           *pITfStatusSink; */
  53         ITfTextEditSink     *pITfTextEditSink;
  54         /* ITfTextLayoutSink       *pITfTextLayoutSink; */
  55     } interfaces;
  56 } ContextSink;
  57
  58 typedef struct tagContext {
  59     const ITfContextVtbl *ContextVtbl;
  60     const ITfSourceVtbl *SourceVtbl;
  61     /* const ITfContextCompositionVtbl *ContextCompositionVtbl; */
  62     /* const ITfContextOwnerCompositionServicesVtbl *ContextOwnerCompositionServicesVtbl; */
  63     /* const ITfContextOwnerServicesVtbl *ContextOwnerServicesVtbl; */
  64     /* const ITfInsertAtSelectionVtbl *InsertAtSelectionVtbl; */
  65     /* const ITfMouseTrackerVtbl *MouseTrackerVtbl; */
  66     /* const ITfQueryEmbeddedVtbl *QueryEmbeddedVtbl; */
  67     /* const ITfSourceSingleVtbl *SourceSingleVtbl; */
  68     LONG refCount;
  69     BOOL connected;
  70
  71     TfClientId tidOwner;
  72     TfEditCookie defaultCookie;
  73
  74     ITextStoreACP   *pITextStoreACP;
  75     ITfContextOwnerCompositionSink *pITfContextOwnerCompositionSink;
  76
  77     ITextStoreACPSink *pITextStoreACPSink;
  78     ITfEditSession* currentEditSession;
  79
  80     /* kept as separate lists to reduce unnecessary iterations */
  81     struct list     pContextKeyEventSink;
  82     struct list     pEditTransactionSink;
  83     struct list     pStatusSink;
  84     struct list     pTextEditSink;
  85     struct list     pTextLayoutSink;
  86
  87 } Context;
  88
  89 typedef struct tagEditCookie {
  90     DWORD lockType;
  91     Context *pOwningContext;
  92 } EditCookie;
  93
  94 typedef struct tagTextStoreACPSink {
  95     const ITextStoreACPSinkVtbl *TextStoreACPSinkVtbl;
  96     /* const ITextStoreACPServicesVtbl *TextStoreACPServicesVtbl; */
  97     LONG refCount;
  98
  99     Context *pContext;
 100 } TextStoreACPSink;
 101
 102
 103 static HRESULT TextStoreACPSink_Constructor(ITextStoreACPSink **ppOut, Context *pContext);
 104
 105 static inline Context *impl_from_ITfSourceVtbl(ITfSource *iface)
 106 {
 107     return (Context *)((char *)iface - FIELD_OFFSET(Context,SourceVtbl));
 108 }
 109
 110 static void free_sink(ContextSink *sink)
 111 {
 112         IUnknown_Release(sink->interfaces.pIUnknown);
 113         HeapFree(GetProcessHeap(),0,sink);
 114 }
 115
 116 static void Context_Destructor(Context *This)
 117 {
 118     struct list *cursor, *cursor2;
 119     EditCookie *cookie;
 120     TRACE("destroying %p\n", This);
 121
 122     if (This->pITextStoreACPSink)
 123     {
 124         ITextStoreACP_UnadviseSink(This->pITextStoreACP, (IUnknown*)This->pITextStoreACPSink);
 125         ITextStoreACPSink_Release(This->pITextStoreACPSink);
 126     }
 127
 128     if (This->pITextStoreACP)
 129         ITextStoreACPSink_Release(This->pITextStoreACP);
 130
 131     if (This->pITfContextOwnerCompositionSink)
 132         ITextStoreACPSink_Release(This->pITfContextOwnerCompositionSink);
 133
 134     if (This->defaultCookie)
 135     {
 136         cookie = remove_Cookie(This->defaultCookie);
 137         HeapFree(GetProcessHeap(),0,cookie);
 138         This->defaultCookie = 0;
 139     }
 140
 141     LIST_FOR_EACH_SAFE(cursor, cursor2, &This->pContextKeyEventSink)
 142     {
 143         ContextSink* sink = LIST_ENTRY(cursor,ContextSink,entry);
 144         list_remove(cursor);
 145         free_sink(sink);
 146     }
 147     LIST_FOR_EACH_SAFE(cursor, cursor2, &This->pEditTransactionSink)
 148     {
 149         ContextSink* sink = LIST_ENTRY(cursor,ContextSink,entry);
 150         list_remove(cursor);
 151         free_sink(sink);
 152     }
 153     LIST_FOR_EACH_SAFE(cursor, cursor2, &This->pStatusSink)
 154     {
 155         ContextSink* sink = LIST_ENTRY(cursor,ContextSink,entry);
 156         list_remove(cursor);
 157         free_sink(sink);
 158     }
 159     LIST_FOR_EACH_SAFE(cursor, cursor2, &This->pTextEditSink)
 160     {
 161         ContextSink* sink = LIST_ENTRY(cursor,ContextSink,entry);
 162         list_remove(cursor);
 163         free_sink(sink);
 164     }
 165     LIST_FOR_EACH_SAFE(cursor, cursor2, &This->pTextLayoutSink)
 166     {
 167         ContextSink* sink = LIST_ENTRY(cursor,ContextSink,entry);
 168         list_remove(cursor);
 169         free_sink(sink);
 170     }
 171
 172     HeapFree(GetProcessHeap(),0,This);
 173 }
 174
 175 static HRESULT WINAPI Context_QueryInterface(ITfContext *iface, REFIID iid, LPVOID *ppvOut)
 176 {
 177     Context *This = (Context *)iface;
 178     *ppvOut = NULL;
 179
 180     if (IsEqualIID(iid, &IID_IUnknown) || IsEqualIID(iid, &IID_ITfContext))
 181     {
 182         *ppvOut = This;
 183     }
 184     else if (IsEqualIID(iid, &IID_ITfSource))
 185     {
 186         *ppvOut = &This->SourceVtbl;
 187     }
 188
 189     if (*ppvOut)
 190     {
 191         IUnknown_AddRef(iface);
 192         return S_OK;
 193     }
 194
 195     WARN("unsupported interface: %s\n", debugstr_guid(iid));
 196     return E_NOINTERFACE;
 197 }
 198
 199 static ULONG WINAPI Context_AddRef(ITfContext *iface)
 200 {
 201     Context *This = (Context *)iface;
 202     return InterlockedIncrement(&This->refCount);
 203 }
 204
 205 static ULONG WINAPI Context_Release(ITfContext *iface)
 206 {
 207     Context *This = (Context *)iface;
 208     ULONG ret;
 209
 210     ret = InterlockedDecrement(&This->refCount);
 211     if (ret == 0)
 212         Context_Destructor(This);
 213     return ret;
 214 }
 215
 216 /*****************************************************
 217  * ITfContext functions
 218  *****************************************************/
 219 static HRESULT WINAPI Context_RequestEditSession (ITfContext *iface,
 220         TfClientId tid, ITfEditSession *pes, DWORD dwFlags,
 221         HRESULT *phrSession)
 222 {
 223     HRESULT hr;
 224     Context *This = (Context *)iface;
 225     DWORD  dwLockFlags = 0x0;
 226     TS_STATUS status;
 227
 228     TRACE("(%p) %i %p %x %p\n",This, tid, pes, dwFlags, phrSession);
 229
 230     if (!(dwFlags & TF_ES_READ) && !(dwFlags & TF_ES_READWRITE))
 231     {
 232         *phrSession = E_FAIL;
 233         return E_INVALIDARG;
 234     }
 235
 236     if (!This->pITextStoreACP)
 237     {
 238         FIXME("No ITextStoreACP avaliable\n");
 239         *phrSession = E_FAIL;
 240         return E_FAIL;
 241     }
 242
 243     if (!(dwFlags & TF_ES_ASYNC))
 244         dwLockFlags |= TS_LF_SYNC;
 245
 246     if (dwFlags & TF_ES_READ)
 247         dwLockFlags |= TS_LF_READ;
 248     else if ((dwFlags & TF_ES_READWRITE) == TF_ES_READWRITE)
 249         dwLockFlags |= TS_LF_READWRITE;
 250
 251     /* TODO: cache this */
 252     ITextStoreACP_GetStatus(This->pITextStoreACP, &status);
 253
 254     if (((dwFlags & TF_ES_READWRITE) == TF_ES_READWRITE) && (status.dwDynamicFlags & TS_SD_READONLY))
 255     {
 256         *phrSession = TS_E_READONLY;
 257         return S_OK;
 258     }
 259
 260     if (FAILED (ITfEditSession_QueryInterface(pes, &IID_ITfEditSession, (LPVOID*)&This->currentEditSession)))
 261     {
 262         *phrSession = E_FAIL;
 263         return E_INVALIDARG;
 264     }
 265
 266
 267     hr = ITextStoreACP_RequestLock(This->pITextStoreACP, dwLockFlags, phrSession);
 268
 269     return hr;
 270 }
 271
 272 static HRESULT WINAPI Context_InWriteSession (ITfContext *iface,
 273          TfClientId tid,
 274          BOOL *pfWriteSession)
 275 {
 276     Context *This = (Context *)iface;
 277     FIXME("STUB:(%p)\n",This);
 278     return E_NOTIMPL;
 279 }
 280
 281 static HRESULT WINAPI Context_GetSelection (ITfContext *iface,
 282         TfEditCookie ec, ULONG ulIndex, ULONG ulCount,
 283         TF_SELECTION *pSelection, ULONG *pcFetched)
 284 {
 285     Context *This = (Context *)iface;
 286     FIXME("STUB:(%p)\n",This);
 287     return E_NOTIMPL;
 288 }
 289
 290 static HRESULT WINAPI Context_SetSelection (ITfContext *iface,
 291         TfEditCookie ec, ULONG ulCount, const TF_SELECTION *pSelection)
 292 {
 293     Context *This = (Context *)iface;
 294     FIXME("STUB:(%p)\n",This);
 295     return E_NOTIMPL;
 296 }
 297
 298 static HRESULT WINAPI Context_GetStart (ITfContext *iface,
 299         TfEditCookie ec, ITfRange **ppStart)
 300 {
 301     Context *This = (Context *)iface;
 302     FIXME("STUB:(%p)\n",This);
 303     return E_NOTIMPL;
 304 }
 305
 306 static HRESULT WINAPI Context_GetEnd (ITfContext *iface,
 307         TfEditCookie ec, ITfRange **ppEnd)
 308 {
 309     Context *This = (Context *)iface;
 310     FIXME("STUB:(%p)\n",This);
 311     return E_NOTIMPL;
 312 }
 313
 314 static HRESULT WINAPI Context_GetActiveView (ITfContext *iface,
 315   ITfContextView **ppView)
 316 {
 317     Context *This = (Context *)iface;
 318     FIXME("STUB:(%p)\n",This);
 319     return E_NOTIMPL;
 320 }
 321
 322 static HRESULT WINAPI Context_EnumViews (ITfContext *iface,
 323         IEnumTfContextViews **ppEnum)
 324 {
 325     Context *This = (Context *)iface;
 326     FIXME("STUB:(%p)\n",This);
 327     return E_NOTIMPL;
 328 }
 329
 330 static HRESULT WINAPI Context_GetStatus (ITfContext *iface,
 331         TF_STATUS *pdcs)
 332 {
 333     Context *This = (Context *)iface;
 334     FIXME("STUB:(%p)\n",This);
 335     return E_NOTIMPL;
 336 }
 337
 338 static HRESULT WINAPI Context_GetProperty (ITfContext *iface,
 339         REFGUID guidProp, ITfProperty **ppProp)
 340 {
 341     Context *This = (Context *)iface;
 342     FIXME("STUB:(%p)\n",This);
 343     return E_NOTIMPL;
 344 }
 345
 346 static HRESULT WINAPI Context_GetAppProperty (ITfContext *iface,
 347         REFGUID guidProp, ITfReadOnlyProperty **ppProp)
 348 {
 349     Context *This = (Context *)iface;
 350     FIXME("STUB:(%p)\n",This);
 351     return E_NOTIMPL;
 352 }
 353
 354 static HRESULT WINAPI Context_TrackProperties (ITfContext *iface,
 355         const GUID **prgProp, ULONG cProp, const GUID **prgAppProp,
 356         ULONG cAppProp, ITfReadOnlyProperty **ppProperty)
 357 {
 358     Context *This = (Context *)iface;
 359     FIXME("STUB:(%p)\n",This);
 360     return E_NOTIMPL;
 361 }
 362
 363 static HRESULT WINAPI Context_EnumProperties (ITfContext *iface,
 364         IEnumTfProperties **ppEnum)
 365 {
 366     Context *This = (Context *)iface;
 367     FIXME("STUB:(%p)\n",This);
 368     return E_NOTIMPL;
 369 }
 370
 371 static HRESULT WINAPI Context_GetDocumentMgr (ITfContext *iface,
 372         ITfDocumentMgr **ppDm)
 373 {
 374     Context *This = (Context *)iface;
 375     FIXME("STUB:(%p)\n",This);
 376     return E_NOTIMPL;
 377 }
 378
 379 static HRESULT WINAPI Context_CreateRangeBackup (ITfContext *iface,
 380         TfEditCookie ec, ITfRange *pRange, ITfRangeBackup **ppBackup)
 381 {
 382     Context *This = (Context *)iface;
 383     FIXME("STUB:(%p)\n",This);
 384     return E_NOTIMPL;
 385 }
 386
 387 static const ITfContextVtbl Context_ContextVtbl =
 388 {
 389     Context_QueryInterface,
 390     Context_AddRef,
 391     Context_Release,
 392
 393     Context_RequestEditSession,
 394     Context_InWriteSession,
 395     Context_GetSelection,
 396     Context_SetSelection,
 397     Context_GetStart,
 398     Context_GetEnd,
 399     Context_GetActiveView,
 400     Context_EnumViews,
 401     Context_GetStatus,
 402     Context_GetProperty,
 403     Context_GetAppProperty,
 404     Context_TrackProperties,
 405     Context_EnumProperties,
 406     Context_GetDocumentMgr,
 407     Context_CreateRangeBackup
 408 };
 409
 410 static HRESULT WINAPI Source_QueryInterface(ITfSource *iface, REFIID iid, LPVOID *ppvOut)
 411 {
 412     Context *This = impl_from_ITfSourceVtbl(iface);
 413     return Context_QueryInterface((ITfContext *)This, iid, *ppvOut);
 414 }
 415
 416 static ULONG WINAPI Source_AddRef(ITfSource *iface)
 417 {
 418     Context *This = impl_from_ITfSourceVtbl(iface);
 419     return Context_AddRef((ITfContext *)This);
 420 }
 421
 422 static ULONG WINAPI Source_Release(ITfSource *iface)
 423 {
 424     Context *This = impl_from_ITfSourceVtbl(iface);
 425     return Context_Release((ITfContext *)This);
 426 }
 427
 428 /*****************************************************
 429  * ITfSource functions
 430  *****************************************************/
 431 static WINAPI HRESULT ContextSource_AdviseSink(ITfSource *iface,
 432         REFIID riid, IUnknown *punk, DWORD *pdwCookie)
 433 {
 434     ContextSink *es;
 435     Context *This = impl_from_ITfSourceVtbl(iface);
 436     TRACE("(%p) %s %p %p\n",This,debugstr_guid(riid),punk,pdwCookie);
 437
 438     if (!riid || !punk || !pdwCookie)
 439         return E_INVALIDARG;
 440
 441     if (IsEqualIID(riid, &IID_ITfTextEditSink))
 442     {
 443         es = HeapAlloc(GetProcessHeap(),0,sizeof(ContextSink));
 444         if (!es)
 445             return E_OUTOFMEMORY;
 446         if (FAILED(IUnknown_QueryInterface(punk, riid, (LPVOID *)&es->interfaces.pITfTextEditSink)))
 447         {
 448             HeapFree(GetProcessHeap(),0,es);
 449             return CONNECT_E_CANNOTCONNECT;
 450         }
 451         list_add_head(&This->pTextEditSink ,&es->entry);
 452         *pdwCookie = generate_Cookie(COOKIE_MAGIC_CONTEXTSINK, es);
 453     }
 454     else
 455     {
 456         FIXME("(%p) Unhandled Sink: %s\n",This,debugstr_guid(riid));
 457         return E_NOTIMPL;
 458     }
 459
 460     TRACE("cookie %x\n",*pdwCookie);
 461     return S_OK;
 462 }
 463
 464 static WINAPI HRESULT ContextSource_UnadviseSink(ITfSource *iface, DWORD pdwCookie)
 465 {
 466     ContextSink *sink;
 467     Context *This = impl_from_ITfSourceVtbl(iface);
 468
 469     TRACE("(%p) %x\n",This,pdwCookie);
 470
 471     if (get_Cookie_magic(pdwCookie)!=COOKIE_MAGIC_CONTEXTSINK)
 472         return E_INVALIDARG;
 473
 474     sink = (ContextSink*)remove_Cookie(pdwCookie);
 475     if (!sink)
 476         return CONNECT_E_NOCONNECTION;
 477
 478     list_remove(&sink->entry);
 479     free_sink(sink);
 480
 481     return S_OK;
 482 }
 483
 484 static const ITfSourceVtbl Context_SourceVtbl =
 485 {
 486     Source_QueryInterface,
 487     Source_AddRef,
 488     Source_Release,
 489
 490     ContextSource_AdviseSink,
 491     ContextSource_UnadviseSink,
 492 };
 493
 494 HRESULT Context_Constructor(TfClientId tidOwner, IUnknown *punk, ITfContext **ppOut, TfEditCookie *pecTextStore)
 495 {
 496     Context *This;
 497     EditCookie *cookie;
 498
 499     This = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(Context));
 500     if (This == NULL)
 501         return E_OUTOFMEMORY;
 502
 503     cookie = HeapAlloc(GetProcessHeap(),0,sizeof(EditCookie));
 504     if (cookie == NULL)
 505     {
 506         HeapFree(GetProcessHeap(),0,This);
 507         return E_OUTOFMEMORY;
 508     }
 509
 510     TRACE("(%p) %x %p %p %p\n",This, tidOwner, punk, ppOut, pecTextStore);
 511
 512     This->ContextVtbl= &Context_ContextVtbl;
 513     This->SourceVtbl = &Context_SourceVtbl;
 514     This->refCount = 1;
 515     This->tidOwner = tidOwner;
 516     This->connected = FALSE;
 517
 518     cookie->lockType = TF_ES_READ;
 519     cookie->pOwningContext = This;
 520
 521     if (punk)
 522     {
 523         IUnknown_QueryInterface(punk, &IID_ITextStoreACP,
 524                           (LPVOID*)&This->pITextStoreACP);
 525
 526         IUnknown_QueryInterface(punk, &IID_ITfContextOwnerCompositionSink,
 527                                 (LPVOID*)&This->pITfContextOwnerCompositionSink);
 528
 529         if (!This->pITextStoreACP && !This->pITfContextOwnerCompositionSink)
 530             FIXME("Unhandled pUnk\n");
 531     }
 532
 533     This->defaultCookie = generate_Cookie(COOKIE_MAGIC_EDITCOOKIE,cookie);
 534     *pecTextStore = This->defaultCookie;
 535
 536     list_init(&This->pContextKeyEventSink);
 537     list_init(&This->pEditTransactionSink);
 538     list_init(&This->pStatusSink);
 539     list_init(&This->pTextEditSink);
 540     list_init(&This->pTextLayoutSink);
 541
 542     *ppOut = (ITfContext*)This;
 543     TRACE("returning %p\n", This);
 544
 545     return S_OK;
 546 }
 547
 548 HRESULT Context_Initialize(ITfContext *iface)
 549 {
 550     Context *This = (Context *)iface;
 551
 552     if (This->pITextStoreACP)
 553     {
 554         if (SUCCEEDED(TextStoreACPSink_Constructor(&This->pITextStoreACPSink, This)))
 555             ITextStoreACP_AdviseSink(This->pITextStoreACP, &IID_ITextStoreACPSink,
 556                             (IUnknown*)This->pITextStoreACPSink, TS_AS_ALL_SINKS);
 557     }
 558     This->connected = TRUE;
 559     return S_OK;
 560 }
 561
 562 HRESULT Context_Uninitialize(ITfContext *iface)
 563 {
 564     Context *This = (Context *)iface;
 565
 566     if (This->pITextStoreACPSink)
 567     {
 568         ITextStoreACP_UnadviseSink(This->pITextStoreACP, (IUnknown*)This->pITextStoreACPSink);
 569         if (ITextStoreACPSink_Release(This->pITextStoreACPSink) == 0)
 570             This->pITextStoreACPSink = NULL;
 571     }
 572     This->connected = FALSE;
 573     return S_OK;
 574 }
 575
 576 /**************************************************************************
 577  *  ITextStoreACPSink
 578  **************************************************************************/
 579
 580 static void TextStoreACPSink_Destructor(TextStoreACPSink *This)
 581 {
 582     TRACE("destroying %p\n", This);
 583     HeapFree(GetProcessHeap(),0,This);
 584 }
 585
 586 static HRESULT WINAPI TextStoreACPSink_QueryInterface(ITextStoreACPSink *iface, REFIID iid, LPVOID *ppvOut)
 587 {
 588     TextStoreACPSink *This = (TextStoreACPSink *)iface;
 589     *ppvOut = NULL;
 590
 591     if (IsEqualIID(iid, &IID_IUnknown) || IsEqualIID(iid, &IID_ITextStoreACPSink))
 592     {
 593         *ppvOut = This;
 594     }
 595
 596     if (*ppvOut)
 597     {
 598         IUnknown_AddRef(iface);
 599         return S_OK;
 600     }
 601
 602     WARN("unsupported interface: %s\n", debugstr_guid(iid));
 603     return E_NOINTERFACE;
 604 }
 605
 606 static ULONG WINAPI TextStoreACPSink_AddRef(ITextStoreACPSink *iface)
 607 {
 608     TextStoreACPSink *This = (TextStoreACPSink *)iface;
 609     return InterlockedIncrement(&This->refCount);
 610 }
 611
 612 static ULONG WINAPI TextStoreACPSink_Release(ITextStoreACPSink *iface)
 613 {
 614     TextStoreACPSink *This = (TextStoreACPSink *)iface;
 615     ULONG ret;
 616
 617     ret = InterlockedDecrement(&This->refCount);
 618     if (ret == 0)
 619         TextStoreACPSink_Destructor(This);
 620     return ret;
 621 }
 622
 623 /*****************************************************
 624  * ITextStoreACPSink functions
 625  *****************************************************/
 626
 627 static HRESULT WINAPI TextStoreACPSink_OnTextChange(ITextStoreACPSink *iface,
 628         DWORD dwFlags, const TS_TEXTCHANGE *pChange)
 629 {
 630     TextStoreACPSink *This = (TextStoreACPSink *)iface;
 631     FIXME("STUB:(%p)\n",This);
 632     return E_NOTIMPL;
 633 }
 634
 635 static HRESULT WINAPI TextStoreACPSink_OnSelectionChange(ITextStoreACPSink *iface)
 636 {
 637     TextStoreACPSink *This = (TextStoreACPSink *)iface;
 638     FIXME("STUB:(%p)\n",This);
 639     return E_NOTIMPL;
 640 }
 641
 642 static HRESULT WINAPI TextStoreACPSink_OnLayoutChange(ITextStoreACPSink *iface,
 643     TsLayoutCode lcode, TsViewCookie vcView)
 644 {
 645     TextStoreACPSink *This = (TextStoreACPSink *)iface;
 646     FIXME("STUB:(%p)\n",This);
 647     return E_NOTIMPL;
 648 }
 649
 650 static HRESULT WINAPI TextStoreACPSink_OnStatusChange(ITextStoreACPSink *iface,
 651         DWORD dwFlags)
 652 {
 653     TextStoreACPSink *This = (TextStoreACPSink *)iface;
 654     FIXME("STUB:(%p)\n",This);
 655     return E_NOTIMPL;
 656 }
 657
 658 static HRESULT WINAPI TextStoreACPSink_OnAttrsChange(ITextStoreACPSink *iface,
 659         LONG acpStart, LONG acpEnd, ULONG cAttrs, const TS_ATTRID *paAttrs)
 660 {
 661     TextStoreACPSink *This = (TextStoreACPSink *)iface;
 662     FIXME("STUB:(%p)\n",This);
 663     return E_NOTIMPL;
 664 }
 665
 666 static HRESULT WINAPI TextStoreACPSink_OnLockGranted(ITextStoreACPSink *iface,
 667         DWORD dwLockFlags)
 668 {
 669     TextStoreACPSink *This = (TextStoreACPSink *)iface;
 670     HRESULT hr;
 671
 672     TRACE("(%p) %x\n",This, dwLockFlags);
 673
 674     if (!This->pContext || !This->pContext->currentEditSession)
 675     {
 676         ERR("OnLockGranted called on a context without a current edit session\n");
 677         return E_FAIL;
 678     }
 679
 680     /* TODO:  generate and use an edit cookie */
 681     hr = ITfEditSession_DoEditSession(This->pContext->currentEditSession, 0xdeadcafe);
 682
 683     ITfEditSession_Release(This->pContext->currentEditSession);
 684     This->pContext->currentEditSession = NULL;
 685
 686     return hr;
 687 }
 688
 689 static HRESULT WINAPI TextStoreACPSink_OnStartEditTransaction(ITextStoreACPSink *iface)
 690 {
 691     TextStoreACPSink *This = (TextStoreACPSink *)iface;
 692     FIXME("STUB:(%p)\n",This);
 693     return E_NOTIMPL;
 694 }
 695
 696 static HRESULT WINAPI TextStoreACPSink_OnEndEditTransaction(ITextStoreACPSink *iface)
 697 {
 698     TextStoreACPSink *This = (TextStoreACPSink *)iface;
 699     FIXME("STUB:(%p)\n",This);
 700     return E_NOTIMPL;
 701 }
 702
 703 static const ITextStoreACPSinkVtbl TextStoreACPSink_TextStoreACPSinkVtbl =
 704 {
 705     TextStoreACPSink_QueryInterface,
 706     TextStoreACPSink_AddRef,
 707     TextStoreACPSink_Release,
 708
 709     TextStoreACPSink_OnTextChange,
 710     TextStoreACPSink_OnSelectionChange,
 711     TextStoreACPSink_OnLayoutChange,
 712     TextStoreACPSink_OnStatusChange,
 713     TextStoreACPSink_OnAttrsChange,
 714     TextStoreACPSink_OnLockGranted,
 715     TextStoreACPSink_OnStartEditTransaction,
 716     TextStoreACPSink_OnEndEditTransaction
 717 };
 718
 719 static HRESULT TextStoreACPSink_Constructor(ITextStoreACPSink **ppOut, Context *pContext)
 720 {
 721     TextStoreACPSink *This;
 722
 723     This = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(TextStoreACPSink));
 724     if (This == NULL)
 725         return E_OUTOFMEMORY;
 726
 727     This->TextStoreACPSinkVtbl= &TextStoreACPSink_TextStoreACPSinkVtbl;
 728     This->refCount = 1;
 729
 730     This->pContext = pContext;
 731
 732     TRACE("returning %p\n", This);
 733     *ppOut = (ITextStoreACPSink*)This;
 734     return S_OK;
 735 }