dlls/riched20/txtsrv.c

   1 /*
   2  * RichEdit - functions and interfaces around CreateTextServices
   3  *
   4  * Copyright 2005, 2006, Maarten Lankhorst
   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 #include "wine/port.h"
  23
  24 #define NONAMELESSSTRUCT
  25 #define NONAMELESSUNION
  26 #define COBJMACROS
  27
  28 #include "editor.h"
  29 #include "ole2.h"
  30 #include "richole.h"
  31 #include "winreg.h"
  32 #include "imm.h"
  33 #include "textserv.h"
  34 #include "wine/debug.h"
  35 #include "editstr.h"
  36
  37 #ifdef __i386__  /* thiscall functions are i386-specific */
  38
  39 #define THISCALL(func) __thiscall_ ## func
  40 #define DEFINE_THISCALL_WRAPPER(func) \
  41    extern typeof(func) THISCALL(func); \
  42    __ASM_GLOBAL_FUNC(__thiscall_ ## func, \
  43                    "popl %eax\n\t" \
  44                    "pushl %ecx\n\t" \
  45                    "pushl %eax\n\t" \
  46                    "jmp " __ASM_NAME(#func) )
  47 #else /* __i386__ */
  48
  49 #define THISCALL(func) func
  50 #define DEFINE_THISCALL_WRAPPER(func) /* nothing */
  51
  52 #endif /* __i386__ */
  53
  54 WINE_DEFAULT_DEBUG_CHANNEL(richedit);
  55
  56 typedef struct ITextServicesImpl {
  57    const ITextServicesVtbl *lpVtbl;
  58    ITextHost *pMyHost;
  59    LONG ref;
  60    CRITICAL_SECTION csTxtSrv;
  61 } ITextServicesImpl;
  62
  63 static const ITextServicesVtbl textservices_Vtbl;
  64
  65 /******************************************************************
  66  *        CreateTextServices (RICHED20.4)
  67  */
  68 HRESULT WINAPI CreateTextServices(IUnknown  * pUnkOuter,
  69                                   ITextHost * pITextHost,
  70                                   IUnknown  **ppUnk)
  71 {
  72    ITextServicesImpl *ITextImpl;
  73    TRACE("%p %p --> %p\n", pUnkOuter, pITextHost, ppUnk);
  74    if (pITextHost == NULL)
  75       return E_POINTER;
  76
  77    ITextImpl = CoTaskMemAlloc(sizeof(*ITextImpl));
  78    if (ITextImpl == NULL)
  79       return E_OUTOFMEMORY;
  80    InitializeCriticalSection(&ITextImpl->csTxtSrv);
  81    ITextImpl->ref = 1;
  82    ITextHost_AddRef(pITextHost);
  83    ITextImpl->pMyHost = pITextHost;
  84    ITextImpl->lpVtbl = &textservices_Vtbl;
  85
  86    if (pUnkOuter)
  87    {
  88       FIXME("Support aggregation\n");
  89       return CLASS_E_NOAGGREGATION;
  90    }
  91
  92    *ppUnk = (IUnknown *)ITextImpl;
  93    return S_OK;
  94 }
  95
  96 #define ICOM_THIS_MULTI(impl,field,iface) \
  97                     impl* const This=(impl*)((char*)(iface) - offsetof(impl,field))
  98
  99 static HRESULT WINAPI fnTextSrv_QueryInterface(ITextServices * iface,
 100                                                REFIID riid,
 101                                                LPVOID * ppv)
 102 {
 103    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 104    TRACE("(%p/%p)->(%s, %p)\n", This, iface, debugstr_guid(riid), ppv);
 105    *ppv = NULL;
 106    if (IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_ITextServices))
 107       *ppv = (LPVOID)This;
 108
 109    if (*ppv)
 110    {
 111       IUnknown_AddRef((IUnknown *)(*ppv));
 112       TRACE ("-- Interface = %p\n", *ppv);
 113       return S_OK;
 114    }
 115    FIXME("Unknown interface: %s\n", debugstr_guid(riid));
 116    return E_NOINTERFACE;
 117 }
 118
 119 static ULONG WINAPI fnTextSrv_AddRef(ITextServices *iface)
 120 {
 121    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 122    DWORD ref = InterlockedIncrement(&This->ref);
 123
 124    TRACE("(%p/%p)->() AddRef from %ld\n", This, iface, ref - 1);
 125    return ref;
 126 }
 127
 128 static ULONG WINAPI fnTextSrv_Release(ITextServices *iface)
 129 {
 130    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 131    DWORD ref = InterlockedDecrement(&This->ref);
 132
 133    TRACE("(%p/%p)->() Release from %ld\n", This, iface, ref + 1);
 134
 135    if (!ref)
 136    {
 137       ITextHost_Release(This->pMyHost);
 138       DeleteCriticalSection(&This->csTxtSrv);
 139       CoTaskMemFree(This);
 140    }
 141    return ref;
 142 }
 143
 144 HRESULT WINAPI fnTextSrv_TxSendMessage(ITextServices *iface,
 145                                        UINT msg,
 146                                        WPARAM wparam,
 147                                        LPARAM lparam,
 148                                        LRESULT* plresult)
 149 {
 150    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 151
 152    FIXME("%p: STUB\n", This);
 153    return E_NOTIMPL;
 154 }
 155
 156 HRESULT WINAPI fnTextSrv_TxDraw(ITextServices *iface,
 157                                 DWORD dwDrawAspect,
 158                                 LONG lindex,
 159                                 void* pvAspect,
 160                                 DVTARGETDEVICE* ptd,
 161                                 HDC hdcDraw,
 162                                 HDC hdcTargetDev,
 163                                 LPCRECTL lprcBounds,
 164                                 LPCRECTL lprcWBounds,
 165                                 LPRECT lprcUpdate,
 166                                 BOOL (CALLBACK * pfnContinue)(DWORD),
 167                                 DWORD dwContinue,
 168                                 LONG lViewId)
 169 {
 170    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 171
 172    FIXME("%p: STUB\n", This);
 173    return E_NOTIMPL;
 174 }
 175
 176 HRESULT WINAPI fnTextSrv_TxGetHScroll(ITextServices *iface,
 177                                       LONG* plMin,
 178                                       LONG* plMax,
 179                                       LONG* plPos,
 180                                       LONG* plPage,
 181                                       BOOL* pfEnabled)
 182 {
 183    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 184
 185    FIXME("%p: STUB\n", This);
 186    return E_NOTIMPL;
 187 }
 188
 189 HRESULT WINAPI fnTextSrv_TxGetVScroll(ITextServices *iface,
 190                                       LONG* plMin,
 191                                       LONG* plMax,
 192                                       LONG* plPos,
 193                                       LONG* plPage,
 194                                       BOOL* pfEnabled)
 195 {
 196    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 197
 198    FIXME("%p: STUB\n", This);
 199    return E_NOTIMPL;
 200 }
 201
 202 HRESULT WINAPI fnTextSrv_OnTxSetCursor(ITextServices *iface,
 203                                        DWORD dwDrawAspect,
 204                                        LONG lindex,
 205                                        void* pvAspect,
 206                                        DVTARGETDEVICE* ptd,
 207                                        HDC hdcDraw,
 208                                        HDC hicTargetDev,
 209                                        LPCRECT lprcClient,
 210                                        INT x, INT y)
 211 {
 212    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 213
 214    FIXME("%p: STUB\n", This);
 215    return E_NOTIMPL;
 216 }
 217
 218 HRESULT WINAPI fnTextSrv_TxQueryHitPoint(ITextServices *iface,
 219                                          DWORD dwDrawAspect,
 220                                          LONG lindex,
 221                                          void* pvAspect,
 222                                          DVTARGETDEVICE* ptd,
 223                                          HDC hdcDraw,
 224                                          HDC hicTargetDev,
 225                                          LPCRECT lprcClient,
 226                                          INT x, INT y,
 227                                          DWORD* pHitResult)
 228 {
 229    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 230
 231    FIXME("%p: STUB\n", This);
 232    return E_NOTIMPL;
 233 }
 234
 235 HRESULT WINAPI fnTextSrv_OnTxInplaceActivate(ITextServices *iface,
 236                                              LPCRECT prcClient)
 237 {
 238    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 239
 240    FIXME("%p: STUB\n", This);
 241    return E_NOTIMPL;
 242 }
 243
 244 HRESULT WINAPI fnTextSrv_OnTxInplaceDeactivate(ITextServices *iface)
 245 {
 246    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 247
 248    FIXME("%p: STUB\n", This);
 249    return E_NOTIMPL;
 250 }
 251
 252 HRESULT WINAPI fnTextSrv_OnTxUIActivate(ITextServices *iface)
 253 {
 254    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 255
 256    FIXME("%p: STUB\n", This);
 257    return E_NOTIMPL;
 258 }
 259
 260 HRESULT WINAPI fnTextSrv_OnTxUIDeactivate(ITextServices *iface)
 261 {
 262    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 263
 264    FIXME("%p: STUB\n", This);
 265    return E_NOTIMPL;
 266 }
 267
 268 HRESULT WINAPI fnTextSrv_TxGetText(ITextServices *iface,
 269                                    BSTR* pbstrText)
 270 {
 271    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 272
 273    FIXME("%p: STUB\n", This);
 274    return E_NOTIMPL;
 275 }
 276
 277 HRESULT WINAPI fnTextSrv_TxSetText(ITextServices *iface,
 278                                    LPCWSTR pszText)
 279 {
 280    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 281
 282    FIXME("%p: STUB\n", This);
 283    return E_NOTIMPL;
 284 }
 285
 286 HRESULT WINAPI fnTextSrv_TxGetCurrentTargetX(ITextServices *iface,
 287                                              LONG* x)
 288 {
 289    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 290
 291    FIXME("%p: STUB\n", This);
 292    return E_NOTIMPL;
 293 }
 294
 295 HRESULT WINAPI fnTextSrv_TxGetBaseLinePos(ITextServices *iface,
 296                                           LONG* x)
 297 {
 298    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 299
 300    FIXME("%p: STUB\n", This);
 301    return E_NOTIMPL;
 302 }
 303
 304 HRESULT WINAPI fnTextSrv_TxGetNaturalSize(ITextServices *iface,
 305                                           DWORD dwAspect,
 306                                           HDC hdcDraw,
 307                                           HDC hicTargetDev,
 308                                           DVTARGETDEVICE* ptd,
 309                                           DWORD dwMode,
 310                                           const SIZEL* psizelExtent,
 311                                           LONG* pwidth,
 312                                           LONG* pheight)
 313 {
 314    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 315
 316    FIXME("%p: STUB\n", This);
 317    return E_NOTIMPL;
 318 }
 319
 320 HRESULT WINAPI fnTextSrv_TxGetDropTarget(ITextServices *iface,
 321                                          IDropTarget** ppDropTarget)
 322 {
 323    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 324
 325    FIXME("%p: STUB\n", This);
 326    return E_NOTIMPL;
 327 }
 328
 329 HRESULT WINAPI fnTextSrv_OnTxPropertyBitsChange(ITextServices *iface,
 330                                                 DWORD dwMask,
 331                                                 DWORD dwBits)
 332 {
 333    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 334
 335    FIXME("%p: STUB\n", This);
 336    return E_NOTIMPL;
 337 }
 338
 339 HRESULT WINAPI fnTextSrv_TxGetCachedSize(ITextServices *iface,
 340                                          DWORD* pdwWidth,
 341                                          DWORD* pdwHeight)
 342 {
 343    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 344
 345    FIXME("%p: STUB\n", This);
 346    return E_NOTIMPL;
 347 }
 348
 349 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxSendMessage);
 350 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxDraw);
 351 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetHScroll);
 352 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetVScroll);
 353 DEFINE_THISCALL_WRAPPER(fnTextSrv_OnTxSetCursor);
 354 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxQueryHitPoint);
 355 DEFINE_THISCALL_WRAPPER(fnTextSrv_OnTxInplaceActivate);
 356 DEFINE_THISCALL_WRAPPER(fnTextSrv_OnTxInplaceDeactivate);
 357 DEFINE_THISCALL_WRAPPER(fnTextSrv_OnTxUIActivate);
 358 DEFINE_THISCALL_WRAPPER(fnTextSrv_OnTxUIDeactivate);
 359 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetText);
 360 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxSetText);
 361 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetCurrentTargetX);
 362 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetBaseLinePos);
 363 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetNaturalSize);
 364 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetDropTarget);
 365 DEFINE_THISCALL_WRAPPER(fnTextSrv_OnTxPropertyBitsChange);
 366 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetCachedSize);
 367
 368 static const ITextServicesVtbl textservices_Vtbl =
 369 {
 370    fnTextSrv_QueryInterface,
 371    fnTextSrv_AddRef,
 372    fnTextSrv_Release,
 373    THISCALL(fnTextSrv_TxSendMessage),
 374    THISCALL(fnTextSrv_TxDraw),
 375    THISCALL(fnTextSrv_TxGetHScroll),
 376    THISCALL(fnTextSrv_TxGetVScroll),
 377    THISCALL(fnTextSrv_OnTxSetCursor),
 378    THISCALL(fnTextSrv_TxQueryHitPoint),
 379    THISCALL(fnTextSrv_OnTxInplaceActivate),
 380    THISCALL(fnTextSrv_OnTxInplaceDeactivate),
 381    THISCALL(fnTextSrv_OnTxUIActivate),
 382    THISCALL(fnTextSrv_OnTxUIDeactivate),
 383    THISCALL(fnTextSrv_TxGetText),
 384    THISCALL(fnTextSrv_TxSetText),
 385    THISCALL(fnTextSrv_TxGetCurrentTargetX),
 386    THISCALL(fnTextSrv_TxGetBaseLinePos),
 387    THISCALL(fnTextSrv_TxGetNaturalSize),
 388    THISCALL(fnTextSrv_TxGetDropTarget),
 389    THISCALL(fnTextSrv_OnTxPropertyBitsChange),
 390    THISCALL(fnTextSrv_TxGetCachedSize)
 391 };