include/msctf.idl

   1 /*
   2  * Copyright 2008 Aric Stewart, 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 #ifndef DO_NO_IMPORTS
  20 import "oaidl.idl";
  21 import "comcat.idl";
  22 import "textstor.idl";
  23 /* import "ctfutb.idl"; */
  24 #endif
  25 cpp_quote("#include <winuser.h>")
  26
  27 cpp_quote("#define TF_E_STACKFULL MAKE_HRESULT(SEVERITY_ERROR, FACILITY_ITF, 0x0501)")
  28 cpp_quote("#define TF_E_ALREADY_EXISTS  MAKE_HRESULT(SEVERITY_ERROR, FACILITY_ITF, 0x0506)")
  29 cpp_quote("EXTERN_C const CLSID CLSID_TF_ThreadMgr;")
  30 cpp_quote("EXTERN_C const CLSID CLSID_TF_InputProcessorProfiles;")
  31 cpp_quote("EXTERN_C const CLSID CLSID_TF_CategoryMgr;")
  32
  33 /* GUIDs for Categories */
  34 cpp_quote("EXTERN_C const GUID GUID_TFCAT_TIP_KEYBOARD;")
  35 cpp_quote("EXTERN_C const GUID GUID_TFCAT_TIP_SPEECH;")
  36 cpp_quote("EXTERN_C const GUID GUID_TFCAT_TIP_HANDWRITING;")
  37 cpp_quote("EXTERN_C const GUID GUID_TFCAT_DISPLAYATTRIBUTEPROVIDER;")
  38
  39 typedef [uuid(7213778c-7bb0-4270-b050-6189ee594e97)]  DWORD TfEditCookie;
  40 typedef [uuid(de403c21-89fd-4f85-8b87-64584d063fbc)] DWORD TfClientId;
  41 typedef [uuid(88a9c478-f3ec-4763-8345-cd9250443f8d)] DWORD TfGuidAtom;
  42
  43 cpp_quote("#define TF_MOD_ALT                   0x0001")
  44 cpp_quote("#define TF_MOD_CONTROL               0x0002")
  45 cpp_quote("#define TF_MOD_SHIFT                 0x0004")
  46 cpp_quote("#define TF_MOD_RALT                  0x0008")
  47 cpp_quote("#define TF_MOD_RCONTROL              0x0010")
  48 cpp_quote("#define TF_MOD_RSHIFT                0x0020")
  49 cpp_quote("#define TF_MOD_LALT                  0x0040")
  50 cpp_quote("#define TF_MOD_LCONTROL              0x0080")
  51 cpp_quote("#define TF_MOD_LSHIFT                0x0100")
  52 cpp_quote("#define TF_MOD_ON_KEYUP              0x0200")
  53 cpp_quote("#define TF_MOD_IGNORE_ALL_MODIFIER   0x0400")
  54
  55 interface ITfDocumentMgr;
  56 interface ITfContext;
  57 interface IEnumTfDocumentMgrs;
  58 interface IEnumTfContexts;
  59 interface ITfFunctionProvider;
  60 interface IEnumTfFunctionProviders;
  61 interface ITfCompartmentMgr;
  62 interface ITfEditSession;
  63 interface ITfRange;
  64 interface ITfContextView;
  65 interface IEnumTfContextViews;
  66 interface ITfProperty;
  67 interface ITfReadOnlyProperty;
  68 interface IEnumTfProperties;
  69 interface ITfRangeBackup;
  70 interface IEnumTfLanguageProfiles;
  71 interface ITfEditRecord;
  72 interface ITfCompositionView;
  73 interface ITfKeyEventSink;
  74
  75 typedef [uuid(e1b5808d-1e46-4c19-84dc-68c5f5978cc8)] struct TF_LANGUAGEPROFILE
  76 {
  77     CLSID clsid;
  78     LANGID langid;
  79     GUID catid;
  80     BOOL fActive;
  81     GUID guidProfile;
  82 } TF_LANGUAGEPROFILE;
  83
  84 typedef [uuid(77c12f95-b783-450d-879f-1cd2362c6521)] struct TF_PRESERVEDKEY
  85 {
  86     UINT uVKey;
  87     UINT uModifiers;
  88 } TF_PRESERVEDKEY;
  89
  90 [
  91     object,
  92     uuid(aa80e801-2021-11d2-93e0-0060b067b86e),
  93     pointer_default(unique)
  94 ]
  95 interface ITfThreadMgr: IUnknown
  96 {
  97     HRESULT Activate(
  98         [out] TfClientId *ptid);
  99
 100     HRESULT Deactivate();
 101
 102     HRESULT CreateDocumentMgr(
 103         [out] ITfDocumentMgr **ppdim);
 104
 105     HRESULT EnumDocumentMgrs(
 106         [out] IEnumTfDocumentMgrs **ppEnum);
 107
 108     HRESULT GetFocus(
 109         [out] ITfDocumentMgr **ppdimFocus);
 110
 111     HRESULT SetFocus(
 112         [in] ITfDocumentMgr *pdimFocus);
 113
 114     HRESULT AssociateFocus(
 115         [in] HWND hwnd,
 116         [in, unique] ITfDocumentMgr *pdimNew,
 117         [out] ITfDocumentMgr **ppdimPrev);
 118
 119     HRESULT IsThreadFocus(
 120         [out] BOOL *pfThreadFocus);
 121
 122     HRESULT GetFunctionProvider(
 123         [in] REFCLSID clsid,
 124         [out] ITfFunctionProvider **ppFuncProv);
 125
 126     HRESULT EnumFunctionProviders(
 127         [out] IEnumTfFunctionProviders **ppEnum);
 128
 129     HRESULT GetGlobalCompartment(
 130         [out] ITfCompartmentMgr **ppCompMgr);
 131 };
 132
 133
 134 [
 135     object,
 136     uuid(aa80e7f4-2021-11d2-93e0-0060b067b86e),
 137     pointer_default(unique)
 138 ]
 139 interface ITfDocumentMgr: IUnknown
 140 {
 141     HRESULT CreateContext(
 142         [in] TfClientId tidOwner,
 143         [in] DWORD dwFlags,
 144         [in, unique] IUnknown *punk,
 145         [out] ITfContext **ppic,
 146         [out] TfEditCookie *pecTextStore);
 147
 148     HRESULT Push(
 149         [in] ITfContext *pic);
 150
 151     const DWORD TF_POPF_ALL = 0x0001;
 152
 153     HRESULT Pop(
 154         [in] DWORD dwFlags);
 155
 156     HRESULT GetTop(
 157         [out] ITfContext **ppic);
 158
 159     HRESULT GetBase(
 160         [out] ITfContext **ppic);
 161
 162     HRESULT EnumContexts(
 163         [out] IEnumTfContexts **ppEnum);
 164 };
 165
 166 [
 167     object,
 168     uuid(aa80e7fd-2021-11d2-93e0-0060b067b86e),
 169     pointer_default(unique)
 170 ]
 171 interface ITfContext : IUnknown
 172 {
 173     const DWORD TF_ES_ASYNCDONTCARE = 0x0;
 174     const DWORD TF_ES_SYNC          = 0x1;
 175     const DWORD TF_ES_READ          = 0x2;
 176     const DWORD TF_ES_READWRITE     = 0x6;
 177     const DWORD TF_ES_ASYNC         = 0x8;
 178
 179     HRESULT RequestEditSession(
 180         [in] TfClientId tid,
 181         [in] ITfEditSession *pes,
 182         [in] DWORD dwFlags,
 183         [out] HRESULT *phrSession);
 184
 185     HRESULT InWriteSession(
 186         [in] TfClientId tid,
 187         [out] BOOL *pfWriteSession);
 188
 189     typedef [uuid(1690be9b-d3e9-49f6-8d8b-51b905af4c43)] enum { TF_AE_NONE, TF_AE_START, TF_AE_END } TfActiveSelEnd;
 190
 191     typedef [uuid(36ae42a4-6989-4bdc-b48a-6137b7bf2e42)] struct TF_SELECTIONSTYLE
 192     {
 193         TfActiveSelEnd ase;
 194         BOOL fInterimChar;
 195     } TF_SELECTIONSTYLE;
 196
 197     typedef [uuid(75eb22f2-b0bf-46a8-8006-975a3b6efcf1)] struct TF_SELECTION
 198     {
 199         ITfRange *range;
 200         TF_SELECTIONSTYLE style;
 201     } TF_SELECTION;
 202
 203     const ULONG TF_DEFAULT_SELECTION =  TS_DEFAULT_SELECTION;
 204
 205     HRESULT GetSelection(
 206         [in] TfEditCookie ec,
 207         [in] ULONG ulIndex,
 208         [in] ULONG ulCount,
 209         [out, size_is(ulCount), length_is(*pcFetched)] TF_SELECTION *pSelection,
 210         [out] ULONG *pcFetched);
 211
 212     HRESULT SetSelection(
 213         [in] TfEditCookie ec,
 214         [in] ULONG ulCount,
 215         [in, size_is(ulCount)] const TF_SELECTION *pSelection);
 216
 217     HRESULT GetStart(
 218         [in] TfEditCookie ec,
 219         [out] ITfRange **ppStart);
 220
 221     HRESULT GetEnd(
 222         [in] TfEditCookie ec,
 223         [out] ITfRange **ppEnd);
 224
 225     typedef [uuid(bc7d979a-846a-444d-afef-0a9bfa82b961)] TS_STATUS TF_STATUS;
 226     const DWORD TF_SD_READONLY    = TS_SD_READONLY;
 227     const DWORD TF_SD_LOADING     = TS_SD_LOADING;
 228     const DWORD TF_SS_DISJOINTSEL = TS_SS_DISJOINTSEL;
 229     const DWORD TF_SS_REGIONS     = TS_SS_REGIONS;
 230     const DWORD TF_SS_TRANSITORY  = TS_SS_TRANSITORY;
 231
 232
 233     HRESULT GetActiveView(
 234         [out] ITfContextView **ppView);
 235
 236     HRESULT EnumViews(
 237         [out] IEnumTfContextViews **ppEnum);
 238
 239     HRESULT GetStatus(
 240         [out] TF_STATUS *pdcs);
 241
 242     HRESULT GetProperty(
 243         [in] REFGUID guidProp,
 244         [out] ITfProperty **ppProp);
 245
 246     HRESULT GetAppProperty(
 247         [in] REFGUID guidProp,
 248         [out] ITfReadOnlyProperty **ppProp);
 249
 250     HRESULT TrackProperties(
 251         [in, size_is(cProp)] const GUID **prgProp,
 252         [in] ULONG cProp,
 253         [in, size_is(cAppProp)] const GUID **prgAppProp,
 254         [in] ULONG cAppProp,
 255         [out] ITfReadOnlyProperty **ppProperty);
 256
 257     HRESULT EnumProperties(
 258         [out] IEnumTfProperties **ppEnum);
 259
 260     HRESULT GetDocumentMgr(
 261         [out] ITfDocumentMgr **ppDm);
 262
 263     HRESULT CreateRangeBackup(
 264         [in] TfEditCookie ec,
 265         [in] ITfRange *pRange,
 266         [out] ITfRangeBackup **ppBackup);
 267
 268 };
 269
 270 [
 271   object,
 272   uuid(4ea48a35-60ae-446f-8fd6-e6a8d82459f7),
 273   pointer_default(unique)
 274 ]
 275 interface ITfSource : IUnknown
 276 {
 277     HRESULT AdviseSink(
 278         [in] REFIID riid,
 279         [in, iid_is(riid)] IUnknown *punk,
 280         [out] DWORD *pdwCookie);
 281
 282     HRESULT UnadviseSink(
 283         [in] DWORD dwCookie);
 284 };
 285
 286 [
 287   object,
 288   local,
 289   uuid(1F02B6C5-7842-4EE6-8A0B-9A24183A95CA),
 290   pointer_default(unique)
 291 ]
 292 interface ITfInputProcessorProfiles : IUnknown
 293 {
 294     HRESULT Register(
 295         [in] REFCLSID rclsid);
 296
 297     HRESULT Unregister(
 298         [in] REFCLSID rclsid);
 299
 300     HRESULT AddLanguageProfile(
 301         [in] REFCLSID rclsid,
 302         [in] LANGID langid,
 303         [in] REFGUID guidProfile,
 304         [in, size_is(cchDesc)] const WCHAR *pchDesc,
 305         [in] ULONG cchDesc,
 306         [in, size_is(cchFile)] const WCHAR *pchIconFile,
 307         [in] ULONG cchFile,
 308         [in] ULONG uIconIndex);
 309
 310     HRESULT RemoveLanguageProfile(
 311         [in] REFCLSID rclsid,
 312         [in] LANGID langid,
 313         [in] REFGUID guidProfile);
 314
 315     HRESULT EnumInputProcessorInfo(
 316         [out] IEnumGUID **ppEnum);
 317
 318     HRESULT GetDefaultLanguageProfile(
 319         [in] LANGID langid,
 320         [in] REFGUID catid,
 321         [out] CLSID *pclsid,
 322         [out] GUID *pguidProfile);
 323
 324     HRESULT SetDefaultLanguageProfile(
 325         [in] LANGID langid,
 326         [in] REFCLSID rclsid,
 327         [in] REFGUID guidProfiles);
 328
 329     HRESULT ActivateLanguageProfile(
 330         [in] REFCLSID rclsid,
 331         [in] LANGID langid,
 332         [in] REFGUID guidProfiles);
 333
 334     HRESULT GetActiveLanguageProfile(
 335         [in] REFCLSID rclsid,
 336         [out] LANGID *plangid,
 337         [out] GUID *pguidProfile);
 338
 339     HRESULT GetLanguageProfileDescription(
 340         [in] REFCLSID rclsid,
 341         [in] LANGID langid,
 342         [in] REFGUID guidProfile,
 343         [out] BSTR *pbstrProfile);
 344
 345     HRESULT GetCurrentLanguage(
 346         [out] LANGID *plangid);
 347
 348     HRESULT ChangeCurrentLanguage(
 349         [in] LANGID langid);
 350
 351     HRESULT GetLanguageList(
 352         [out] LANGID **ppLangId,
 353         [out] ULONG *pulCount);
 354
 355     HRESULT EnumLanguageProfiles(
 356         [in] LANGID langid,
 357         [out] IEnumTfLanguageProfiles **ppEnum);
 358
 359     HRESULT EnableLanguageProfile(
 360         [in] REFCLSID rclsid,
 361         [in] LANGID langid,
 362         [in] REFGUID guidProfile,
 363         [in] BOOL fEnable);
 364
 365     HRESULT IsEnabledLanguageProfile(
 366         [in] REFCLSID rclsid,
 367         [in] LANGID langid,
 368         [in] REFGUID guidProfile,
 369         [out] BOOL *pfEnable);
 370
 371     HRESULT EnableLanguageProfileByDefault(
 372         [in] REFCLSID rclsid,
 373         [in] LANGID langid,
 374         [in] REFGUID guidProfile,
 375         [in] BOOL fEnable);
 376
 377     HRESULT SubstituteKeyboardLayout(
 378         [in] REFCLSID rclsid,
 379         [in] LANGID langid,
 380         [in] REFGUID guidProfile,
 381         [in] HKL hKL);
 382 };
 383
 384 [
 385   object,
 386   local,
 387   uuid(c3acefb5-f69d-4905-938f-fcadcf4be830),
 388   pointer_default(unique)
 389 ]
 390 interface ITfCategoryMgr : IUnknown
 391 {
 392     HRESULT RegisterCategory([in] REFCLSID rclsid,
 393                              [in] REFGUID rcatid,
 394                              [in] REFGUID rguid);
 395
 396     HRESULT UnregisterCategory([in] REFCLSID rclsid,
 397                                [in] REFGUID rcatid,
 398                                [in] REFGUID rguid);
 399
 400     HRESULT EnumCategoriesInItem([in] REFGUID rguid,
 401                                  [out] IEnumGUID **ppEnum);
 402
 403     HRESULT EnumItemsInCategory([in] REFGUID rcatid,
 404                                 [out] IEnumGUID **ppEnum);
 405
 406     HRESULT FindClosestCategory([in] REFGUID rguid,
 407                                 [out] GUID *pcatid,
 408                                 [in, size_is(ulCount)] const GUID **ppcatidList,
 409                                 [in] ULONG ulCount);
 410
 411     HRESULT RegisterGUIDDescription([in] REFCLSID rclsid,
 412                                     [in] REFGUID rguid,
 413                                     [in, size_is(cch)] const WCHAR *pchDesc,
 414                                     [in] ULONG cch);
 415
 416     HRESULT UnregisterGUIDDescription([in] REFCLSID rclsid,
 417                                       [in] REFGUID rguid);
 418
 419     HRESULT GetGUIDDescription([in] REFGUID rguid,
 420                                [out] BSTR *pbstrDesc);
 421
 422     HRESULT RegisterGUIDDWORD([in] REFCLSID rclsid,
 423                               [in] REFGUID rguid,
 424                               [in] DWORD dw);
 425
 426     HRESULT UnregisterGUIDDWORD([in] REFCLSID rclsid,
 427                                 [in] REFGUID rguid);
 428
 429     HRESULT GetGUIDDWORD([in] REFGUID rguid,
 430                          [out] DWORD *pdw);
 431
 432     HRESULT RegisterGUID([in] REFGUID rguid,
 433                          [out] TfGuidAtom *pguidatom);
 434
 435     HRESULT GetGUID([in] TfGuidAtom guidatom,
 436                     [out] GUID *pguid);
 437
 438     HRESULT IsEqualTfGuidAtom([in] TfGuidAtom guidatom,
 439                               [in] REFGUID rguid,
 440                               [out] BOOL *pfEqual);
 441 };
 442
 443 [
 444   object,
 445   uuid(8127d409-ccd3-4683-967a-b43d5b482bf7),
 446   pointer_default(unique)
 447 ]
 448 interface ITfTextEditSink : IUnknown
 449 {
 450     HRESULT OnEndEdit(
 451         [in] ITfContext *pic,
 452         [in] TfEditCookie ecReadOnly,
 453         [in] ITfEditRecord *pEditRecord);
 454 };
 455
 456 [
 457     object,
 458     uuid(5F20AA40-B57A-4F34-96AB-3576F377CC79),
 459     pointer_default(unique)
 460 ]
 461 interface ITfContextOwnerCompositionSink : IUnknown
 462 {
 463     HRESULT OnStartComposition(
 464         [in] ITfCompositionView *pComposition,
 465         [out] BOOL *pfOk);
 466
 467     HRESULT OnUpdateComposition(
 468         [in] ITfCompositionView *pComposition,
 469         [in] ITfRange *pRangeNew);
 470
 471     HRESULT OnEndComposition(
 472         [in] ITfCompositionView *pComposition);
 473 };
 474
 475 [
 476   object,
 477   uuid(3d61bf11-ac5f-42c8-a4cb-931bcc28c744),
 478   pointer_default(unique)
 479 ]
 480 interface IEnumTfLanguageProfiles : IUnknown
 481 {
 482     HRESULT Clone(
 483         [out] IEnumTfLanguageProfiles **ppEnum);
 484
 485     HRESULT Next(
 486         [in] ULONG ulCount,
 487         [out, size_is(ulCount), length_is(*pcFetch)] TF_LANGUAGEPROFILE *pProfile,
 488         [out] ULONG *pcFetch);
 489
 490     HRESULT Reset();
 491
 492     HRESULT Skip(
 493         [in] ULONG ulCount);
 494 };
 495
 496 [
 497   object,
 498   local,
 499   uuid(aa80e7f7-2021-11d2-93e0-0060b067b86e),
 500   pointer_default(unique)
 501 ]
 502 interface ITfTextInputProcessor : IUnknown
 503 {
 504     HRESULT Activate(
 505         [in] ITfThreadMgr *ptim,
 506         [in] TfClientId tid);
 507
 508     HRESULT Deactivate();
 509 };
 510
 511 [
 512   object,
 513   uuid(aa80e80e-2021-11d2-93e0-0060b067b86e),
 514   pointer_default(unique)
 515 ]
 516 interface ITfThreadMgrEventSink : IUnknown
 517 {
 518     HRESULT OnInitDocumentMgr(
 519         [in] ITfDocumentMgr *pdim);
 520
 521     HRESULT OnUninitDocumentMgr(
 522         [in] ITfDocumentMgr *pdim);
 523
 524     HRESULT OnSetFocus(
 525         [in] ITfDocumentMgr *pdimFocus,
 526         [in] ITfDocumentMgr *pdimPrevFocus);
 527
 528     HRESULT OnPushContext(
 529         [in] ITfContext *pic);
 530
 531     HRESULT OnPopContext(
 532         [in] ITfContext *pic);
 533 };
 534
 535 [
 536   object,
 537   local,
 538   uuid(aa80e7f0-2021-11d2-93e0-0060b067b86e),
 539   pointer_default(unique)
 540 ]
 541 interface ITfKeystrokeMgr : IUnknown
 542 {
 543     HRESULT AdviseKeyEventSink(
 544         [in] TfClientId tid,
 545         [in] ITfKeyEventSink *pSink,
 546         [in] BOOL fForeground);
 547
 548     HRESULT UnadviseKeyEventSink(
 549         [in] TfClientId tid);
 550
 551     HRESULT GetForeground(
 552         [out] CLSID *pclsid);
 553
 554     HRESULT TestKeyDown(
 555         [in] WPARAM wParam,
 556         [in] LPARAM lParam,
 557         [out] BOOL *pfEaten);
 558
 559     HRESULT TestKeyUp(
 560         [in] WPARAM wParam,
 561         [in] LPARAM lParam,
 562         [out] BOOL *pfEaten);
 563
 564     HRESULT KeyDown(
 565         [in] WPARAM wParam,
 566         [in] LPARAM lParam,
 567         [out] BOOL *pfEaten);
 568
 569     HRESULT KeyUp(
 570         [in] WPARAM wParam,
 571         [in] LPARAM lParam,
 572         [out] BOOL *pfEaten);
 573
 574     HRESULT GetPreservedKey(
 575         [in] ITfContext *pic,
 576         [in] const TF_PRESERVEDKEY *pprekey,
 577         [out] GUID *pguid);
 578
 579     HRESULT IsPreservedKey(
 580         [in] REFGUID rguid,
 581         [in] const TF_PRESERVEDKEY *pprekey,
 582         [out] BOOL *pfRegistered);
 583
 584     HRESULT PreserveKey(
 585         [in] TfClientId tid,
 586         [in] REFGUID rguid,
 587         [in] const TF_PRESERVEDKEY *prekey,
 588         [in, size_is(cchDesc)] const WCHAR *pchDesc,
 589         [in] ULONG cchDesc);
 590
 591     HRESULT UnpreserveKey(
 592         [in] REFGUID rguid,
 593         [in] const TF_PRESERVEDKEY *pprekey);
 594
 595     HRESULT SetPreservedKeyDescription(
 596         [in] REFGUID rguid,
 597         [in, size_is(cchDesc)] const WCHAR *pchDesc,
 598         [in] ULONG cchDesc);
 599
 600     HRESULT GetPreservedKeyDescription(
 601         [in] REFGUID rguid,
 602         [out] BSTR *pbstrDesc);
 603
 604     HRESULT SimulatePreservedKey(
 605         [in] ITfContext *pic,
 606         [in] REFGUID rguid,
 607         [out] BOOL *pfEaten);
 608 };
 609
 610 [
 611   object,
 612   local,
 613   uuid(aa80e7f5-2021-11d2-93e0-0060b067b86e),
 614   pointer_default(unique)
 615 ]
 616 interface ITfKeyEventSink : IUnknown
 617 {
 618     HRESULT OnSetFocus(
 619         [in] BOOL fForeground);
 620
 621     HRESULT OnTestKeyDown(
 622         [in] ITfContext *pic,
 623         [in] WPARAM wParam,
 624         [in] LPARAM lParam,
 625         [out] BOOL *pfEaten);
 626
 627     HRESULT OnTestKeyUp(
 628         [in] ITfContext *pic,
 629         [in] WPARAM wParam,
 630         [in] LPARAM lParam,
 631         [out] BOOL *pfEaten);
 632
 633     HRESULT OnKeyDown(
 634         [in] ITfContext *pic,
 635         [in] WPARAM wParam,
 636         [in] LPARAM lParam,
 637         [out] BOOL *pfEaten);
 638
 639     HRESULT OnKeyUp(
 640         [in] ITfContext *pic,
 641         [in] WPARAM wParam,
 642         [in] LPARAM lParam,
 643         [out] BOOL *pfEaten);
 644
 645     HRESULT OnPreservedKey(
 646         [in] ITfContext *pic,
 647         [in] REFGUID rguid,
 648         [out] BOOL *pfEaten);
 649 };
 650
 651 [
 652   object,
 653   local,
 654   uuid(8f1b8ad8-0b6b-4874-90c5-bd76011e8f7c),
 655   pointer_default(unique)
 656 ]
 657 interface ITfMessagePump : IUnknown
 658 {
 659     HRESULT PeekMessageA(
 660         [out] LPMSG pMsg,
 661         [in] HWND hwnd,
 662         [in] UINT wMsgFilterMin,
 663         [in] UINT wMsgFilterMax,
 664         [in] UINT wRemoveMsg,
 665         [out] BOOL *pfResult);
 666
 667     HRESULT GetMessageA(
 668         [out] LPMSG pMsg,
 669         [in] HWND hwnd,
 670         [in] UINT wMsgFilterMin,
 671         [in] UINT wMsgFilterMax,
 672         [out] BOOL *pfResult);
 673
 674     HRESULT PeekMessageW(
 675         [out] LPMSG pMsg,
 676         [in] HWND hwnd,
 677         [in] UINT wMsgFilterMin,
 678         [in] UINT wMsgFilterMax,
 679         [in] UINT wRemoveMsg,
 680         [out] BOOL *pfResult);
 681
 682     HRESULT GetMessageW(
 683         [out] LPMSG pMsg,
 684         [in] HWND hwnd,
 685         [in] UINT wMsgFilterMin,
 686         [in] UINT wMsgFilterMax,
 687         [out] BOOL *pfResult);
 688 };