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_READWRITE) == TF_ES_READWRITE)
 247         dwLockFlags |= TS_LF_READWRITE;
 248     else if (dwFlags & TF_ES_READ)
 249         dwLockFlags |= TS_LF_READ;
 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     EditCookie *cookie;
 303     TRACE("(%p) %i %p\n",This,ec,ppStart);
 304
 305     if (!ppStart)
 306         return E_INVALIDARG;
 307
 308     *ppStart = NULL;
 309
 310     if (!This->connected)
 311         return TF_E_DISCONNECTED;
 312
 313     if (get_Cookie_magic(ec)!=COOKIE_MAGIC_EDITCOOKIE)
 314         return TF_E_NOLOCK;
 315
 316     cookie = get_Cookie_data(ec);
 317     return Range_Constructor(iface, This->pITextStoreACP, cookie->lockType, 0, 0, ppStart);
 318 }
 319
 320 static HRESULT WINAPI Context_GetEnd (ITfContext *iface,
 321         TfEditCookie ec, ITfRange **ppEnd)
 322 {
 323     Context *This = (Context *)iface;
 324     FIXME("STUB:(%p)\n",This);
 325     return E_NOTIMPL;
 326 }
 327
 328 static HRESULT WINAPI Context_GetActiveView (ITfContext *iface,
 329   ITfContextView **ppView)
 330 {
 331     Context *This = (Context *)iface;
 332     FIXME("STUB:(%p)\n",This);
 333     return E_NOTIMPL;
 334 }
 335
 336 static HRESULT WINAPI Context_EnumViews (ITfContext *iface,
 337         IEnumTfContextViews **ppEnum)
 338 {
 339     Context *This = (Context *)iface;
 340     FIXME("STUB:(%p)\n",This);
 341     return E_NOTIMPL;
 342 }
 343
 344 static HRESULT WINAPI Context_GetStatus (ITfContext *iface,
 345         TF_STATUS *pdcs)
 346 {
 347     Context *This = (Context *)iface;
 348     FIXME("STUB:(%p)\n",This);
 349     return E_NOTIMPL;
 350 }
 351
 352 static HRESULT WINAPI Context_GetProperty (ITfContext *iface,
 353         REFGUID guidProp, ITfProperty **ppProp)
 354 {
 355     Context *This = (Context *)iface;
 356     FIXME("STUB:(%p)\n",This);
 357     return E_NOTIMPL;
 358 }
 359
 360 static HRESULT WINAPI Context_GetAppProperty (ITfContext *iface,
 361         REFGUID guidProp, ITfReadOnlyProperty **ppProp)
 362 {
 363     Context *This = (Context *)iface;
 364     FIXME("STUB:(%p)\n",This);
 365     return E_NOTIMPL;
 366 }
 367
 368 static HRESULT WINAPI Context_TrackProperties (ITfContext *iface,
 369         const GUID **prgProp, ULONG cProp, const GUID **prgAppProp,
 370         ULONG cAppProp, ITfReadOnlyProperty **ppProperty)
 371 {
 372     Context *This = (Context *)iface;
 373     FIXME("STUB:(%p)\n",This);
 374     return E_NOTIMPL;
 375 }
 376
 377 static HRESULT WINAPI Context_EnumProperties (ITfContext *iface,
 378         IEnumTfProperties **ppEnum)
 379 {
 380     Context *This = (Context *)iface;
 381     FIXME("STUB:(%p)\n",This);
 382     return E_NOTIMPL;
 383 }
 384
 385 static HRESULT WINAPI Context_GetDocumentMgr (ITfContext *iface,
 386         ITfDocumentMgr **ppDm)
 387 {
 388     Context *This = (Context *)iface;
 389     FIXME("STUB:(%p)\n",This);
 390     return E_NOTIMPL;
 391 }
 392
 393 static HRESULT WINAPI Context_CreateRangeBackup (ITfContext *iface,
 394         TfEditCookie ec, ITfRange *pRange, ITfRangeBackup **ppBackup)
 395 {
 396     Context *This = (Context *)iface;
 397     FIXME("STUB:(%p)\n",This);
 398     return E_NOTIMPL;
 399 }
 400
 401 static const ITfContextVtbl Context_ContextVtbl =
 402 {
 403     Context_QueryInterface,
 404     Context_AddRef,
 405     Context_Release,
 406
 407     Context_RequestEditSession,
 408     Context_InWriteSession,
 409     Context_GetSelection,
 410     Context_SetSelection,
 411     Context_GetStart,
 412     Context_GetEnd,
 413     Context_GetActiveView,
 414     Context_EnumViews,
 415     Context_GetStatus,
 416     Context_GetProperty,
 417     Context_GetAppProperty,
 418     Context_TrackProperties,
 419     Context_EnumProperties,
 420     Context_GetDocumentMgr,
 421     Context_CreateRangeBackup
 422 };
 423
 424 static HRESULT WINAPI Source_QueryInterface(ITfSource *iface, REFIID iid, LPVOID *ppvOut)
 425 {
 426     Context *This = impl_from_ITfSourceVtbl(iface);
 427     return Context_QueryInterface((ITfContext *)This, iid, *ppvOut);
 428 }
 429
 430 static ULONG WINAPI Source_AddRef(ITfSource *iface)
 431 {
 432     Context *This = impl_from_ITfSourceVtbl(iface);
 433     return Context_AddRef((ITfContext *)This);
 434 }
 435
 436 static ULONG WINAPI Source_Release(ITfSource *iface)
 437 {
 438     Context *This = impl_from_ITfSourceVtbl(iface);
 439     return Context_Release((ITfContext *)This);
 440 }
 441
 442 /*****************************************************
 443  * ITfSource functions
 444  *****************************************************/
 445 static WINAPI HRESULT ContextSource_AdviseSink(ITfSource *iface,
 446         REFIID riid, IUnknown *punk, DWORD *pdwCookie)
 447 {
 448     ContextSink *es;
 449     Context *This = impl_from_ITfSourceVtbl(iface);
 450     TRACE("(%p) %s %p %p\n",This,debugstr_guid(riid),punk,pdwCookie);
 451
 452     if (!riid || !punk || !pdwCookie)
 453         return E_INVALIDARG;
 454
 455     if (IsEqualIID(riid, &IID_ITfTextEditSink))
 456     {
 457         es = HeapAlloc(GetProcessHeap(),0,sizeof(ContextSink));
 458         if (!es)
 459             return E_OUTOFMEMORY;
 460         if (FAILED(IUnknown_QueryInterface(punk, riid, (LPVOID *)&es->interfaces.pITfTextEditSink)))
 461         {
 462             HeapFree(GetProcessHeap(),0,es);
 463             return CONNECT_E_CANNOTCONNECT;
 464         }
 465         list_add_head(&This->pTextEditSink ,&es->entry);
 466         *pdwCookie = generate_Cookie(COOKIE_MAGIC_CONTEXTSINK, es);
 467     }
 468     else
 469     {
 470         FIXME("(%p) Unhandled Sink: %s\n",This,debugstr_guid(riid));
 471         return E_NOTIMPL;
 472     }
 473
 474     TRACE("cookie %x\n",*pdwCookie);
 475     return S_OK;
 476 }
 477
 478 static WINAPI HRESULT ContextSource_UnadviseSink(ITfSource *iface, DWORD pdwCookie)
 479 {
 480     ContextSink *sink;
 481     Context *This = impl_from_ITfSourceVtbl(iface);
 482
 483     TRACE("(%p) %x\n",This,pdwCookie);
 484
 485     if (get_Cookie_magic(pdwCookie)!=COOKIE_MAGIC_CONTEXTSINK)
 486         return E_INVALIDARG;
 487
 488     sink = (ContextSink*)remove_Cookie(pdwCookie);
 489     if (!sink)
 490         return CONNECT_E_NOCONNECTION;
 491
 492     list_remove(&sink->entry);
 493     free_sink(sink);
 494
 495     return S_OK;
 496 }
 497
 498 static const ITfSourceVtbl Context_SourceVtbl =
 499 {
 500     Source_QueryInterface,
 501     Source_AddRef,
 502     Source_Release,
 503
 504     ContextSource_AdviseSink,
 505     ContextSource_UnadviseSink,
 506 };
 507
 508 HRESULT Context_Constructor(TfClientId tidOwner, IUnknown *punk, ITfContext **ppOut, TfEditCookie *pecTextStore)
 509 {
 510     Context *This;
 511     EditCookie *cookie;
 512
 513     This = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(Context));
 514     if (This == NULL)
 515         return E_OUTOFMEMORY;
 516
 517     cookie = HeapAlloc(GetProcessHeap(),0,sizeof(EditCookie));
 518     if (cookie == NULL)
 519     {
 520         HeapFree(GetProcessHeap(),0,This);
 521         return E_OUTOFMEMORY;
 522     }
 523
 524     TRACE("(%p) %x %p %p %p\n",This, tidOwner, punk, ppOut, pecTextStore);
 525
 526     This->ContextVtbl= &Context_ContextVtbl;
 527     This->SourceVtbl = &Context_SourceVtbl;
 528     This->refCount = 1;
 529     This->tidOwner = tidOwner;
 530     This->connected = FALSE;
 531
 532     cookie->lockType = TF_ES_READ;
 533     cookie->pOwningContext = This;
 534
 535     if (punk)
 536     {
 537         IUnknown_QueryInterface(punk, &IID_ITextStoreACP,
 538                           (LPVOID*)&This->pITextStoreACP);
 539
 540         IUnknown_QueryInterface(punk, &IID_ITfContextOwnerCompositionSink,
 541                                 (LPVOID*)&This->pITfContextOwnerCompositionSink);
 542
 543         if (!This->pITextStoreACP && !This->pITfContextOwnerCompositionSink)
 544             FIXME("Unhandled pUnk\n");
 545     }
 546
 547     This->defaultCookie = generate_Cookie(COOKIE_MAGIC_EDITCOOKIE,cookie);
 548     *pecTextStore = This->defaultCookie;
 549
 550     list_init(&This->pContextKeyEventSink);
 551     list_init(&This->pEditTransactionSink);
 552     list_init(&This->pStatusSink);
 553     list_init(&This->pTextEditSink);
 554     list_init(&This->pTextLayoutSink);
 555
 556     *ppOut = (ITfContext*)This;
 557     TRACE("returning %p\n", This);
 558
 559     return S_OK;
 560 }
 561
 562 HRESULT Context_Initialize(ITfContext *iface)
 563 {
 564     Context *This = (Context *)iface;
 565
 566     if (This->pITextStoreACP)
 567     {
 568         if (SUCCEEDED(TextStoreACPSink_Constructor(&This->pITextStoreACPSink, This)))
 569             ITextStoreACP_AdviseSink(This->pITextStoreACP, &IID_ITextStoreACPSink,
 570                             (IUnknown*)This->pITextStoreACPSink, TS_AS_ALL_SINKS);
 571     }
 572     This->connected = TRUE;
 573     return S_OK;
 574 }
 575
 576 HRESULT Context_Uninitialize(ITfContext *iface)
 577 {
 578     Context *This = (Context *)iface;
 579
 580     if (This->pITextStoreACPSink)
 581     {
 582         ITextStoreACP_UnadviseSink(This->pITextStoreACP, (IUnknown*)This->pITextStoreACPSink);
 583         if (ITextStoreACPSink_Release(This->pITextStoreACPSink) == 0)
 584             This->pITextStoreACPSink = NULL;
 585     }
 586     This->connected = FALSE;
 587     return S_OK;
 588 }
 589
 590 /**************************************************************************
 591  *  ITextStoreACPSink
 592  **************************************************************************/
 593
 594 static void TextStoreACPSink_Destructor(TextStoreACPSink *This)
 595 {
 596     TRACE("destroying %p\n", This);
 597     HeapFree(GetProcessHeap(),0,This);
 598 }
 599
 600 static HRESULT WINAPI TextStoreACPSink_QueryInterface(ITextStoreACPSink *iface, REFIID iid, LPVOID *ppvOut)
 601 {
 602     TextStoreACPSink *This = (TextStoreACPSink *)iface;
 603     *ppvOut = NULL;
 604
 605     if (IsEqualIID(iid, &IID_IUnknown) || IsEqualIID(iid, &IID_ITextStoreACPSink))
 606     {
 607         *ppvOut = This;
 608     }
 609
 610     if (*ppvOut)
 611     {
 612         IUnknown_AddRef(iface);
 613         return S_OK;
 614     }
 615
 616     WARN("unsupported interface: %s\n", debugstr_guid(iid));
 617     return E_NOINTERFACE;
 618 }
 619
 620 static ULONG WINAPI TextStoreACPSink_AddRef(ITextStoreACPSink *iface)
 621 {
 622     TextStoreACPSink *This = (TextStoreACPSink *)iface;
 623     return InterlockedIncrement(&This->refCount);
 624 }
 625
 626 static ULONG WINAPI TextStoreACPSink_Release(ITextStoreACPSink *iface)
 627 {
 628     TextStoreACPSink *This = (TextStoreACPSink *)iface;
 629     ULONG ret;
 630
 631     ret = InterlockedDecrement(&This->refCount);
 632     if (ret == 0)
 633         TextStoreACPSink_Destructor(This);
 634     return ret;
 635 }
 636
 637 /*****************************************************
 638  * ITextStoreACPSink functions
 639  *****************************************************/
 640
 641 static HRESULT WINAPI TextStoreACPSink_OnTextChange(ITextStoreACPSink *iface,
 642         DWORD dwFlags, const TS_TEXTCHANGE *pChange)
 643 {
 644     TextStoreACPSink *This = (TextStoreACPSink *)iface;
 645     FIXME("STUB:(%p)\n",This);
 646     return E_NOTIMPL;
 647 }
 648
 649 static HRESULT WINAPI TextStoreACPSink_OnSelectionChange(ITextStoreACPSink *iface)
 650 {
 651     TextStoreACPSink *This = (TextStoreACPSink *)iface;
 652     FIXME("STUB:(%p)\n",This);
 653     return E_NOTIMPL;
 654 }
 655
 656 static HRESULT WINAPI TextStoreACPSink_OnLayoutChange(ITextStoreACPSink *iface,
 657     TsLayoutCode lcode, TsViewCookie vcView)
 658 {
 659     TextStoreACPSink *This = (TextStoreACPSink *)iface;
 660     FIXME("STUB:(%p)\n",This);
 661     return E_NOTIMPL;
 662 }
 663
 664 static HRESULT WINAPI TextStoreACPSink_OnStatusChange(ITextStoreACPSink *iface,
 665         DWORD dwFlags)
 666 {
 667     TextStoreACPSink *This = (TextStoreACPSink *)iface;
 668     FIXME("STUB:(%p)\n",This);
 669     return E_NOTIMPL;
 670 }
 671
 672 static HRESULT WINAPI TextStoreACPSink_OnAttrsChange(ITextStoreACPSink *iface,
 673         LONG acpStart, LONG acpEnd, ULONG cAttrs, const TS_ATTRID *paAttrs)
 674 {
 675     TextStoreACPSink *This = (TextStoreACPSink *)iface;
 676     FIXME("STUB:(%p)\n",This);
 677     return E_NOTIMPL;
 678 }
 679
 680 static HRESULT WINAPI TextStoreACPSink_OnLockGranted(ITextStoreACPSink *iface,
 681         DWORD dwLockFlags)
 682 {
 683     TextStoreACPSink *This = (TextStoreACPSink *)iface;
 684     HRESULT hr;
 685     EditCookie *cookie;
 686     TfEditCookie ec;
 687
 688     TRACE("(%p) %x\n",This, dwLockFlags);
 689
 690     if (!This->pContext || !This->pContext->currentEditSession)
 691     {
 692         ERR("OnLockGranted called on a context without a current edit session\n");
 693         return E_FAIL;
 694     }
 695
 696     cookie = HeapAlloc(GetProcessHeap(),0,sizeof(EditCookie));
 697     if (!cookie)
 698         return E_OUTOFMEMORY;
 699
 700     cookie->lockType = dwLockFlags;
 701     cookie->pOwningContext = This->pContext;
 702     ec = generate_Cookie(COOKIE_MAGIC_EDITCOOKIE, cookie);
 703
 704     hr = ITfEditSession_DoEditSession(This->pContext->currentEditSession, ec);
 705
 706     ITfEditSession_Release(This->pContext->currentEditSession);
 707     This->pContext->currentEditSession = NULL;
 708
 709     /* Edit Cookie is only valid during the edit session */
 710     cookie = remove_Cookie(ec);
 711     HeapFree(GetProcessHeap(),0,cookie);
 712
 713     return hr;
 714 }
 715
 716 static HRESULT WINAPI TextStoreACPSink_OnStartEditTransaction(ITextStoreACPSink *iface)
 717 {
 718     TextStoreACPSink *This = (TextStoreACPSink *)iface;
 719     FIXME("STUB:(%p)\n",This);
 720     return E_NOTIMPL;
 721 }
 722
 723 static HRESULT WINAPI TextStoreACPSink_OnEndEditTransaction(ITextStoreACPSink *iface)
 724 {
 725     TextStoreACPSink *This = (TextStoreACPSink *)iface;
 726     FIXME("STUB:(%p)\n",This);
 727     return E_NOTIMPL;
 728 }
 729
 730 static const ITextStoreACPSinkVtbl TextStoreACPSink_TextStoreACPSinkVtbl =
 731 {
 732     TextStoreACPSink_QueryInterface,
 733     TextStoreACPSink_AddRef,
 734     TextStoreACPSink_Release,
 735
 736     TextStoreACPSink_OnTextChange,
 737     TextStoreACPSink_OnSelectionChange,
 738     TextStoreACPSink_OnLayoutChange,
 739     TextStoreACPSink_OnStatusChange,
 740     TextStoreACPSink_OnAttrsChange,
 741     TextStoreACPSink_OnLockGranted,
 742     TextStoreACPSink_OnStartEditTransaction,
 743     TextStoreACPSink_OnEndEditTransaction
 744 };
 745
 746 static HRESULT TextStoreACPSink_Constructor(ITextStoreACPSink **ppOut, Context *pContext)
 747 {
 748     TextStoreACPSink *This;
 749
 750     This = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(TextStoreACPSink));
 751     if (This == NULL)
 752         return E_OUTOFMEMORY;
 753
 754     This->TextStoreACPSinkVtbl= &TextStoreACPSink_TextStoreACPSinkVtbl;
 755     This->refCount = 1;
 756
 757     This->pContext = pContext;
 758
 759     TRACE("returning %p\n", This);
 760     *ppOut = (ITextStoreACPSink*)This;
 761     return S_OK;
 762 }