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 "imm.h"
  32 #include "textserv.h"
  33 #include "wine/debug.h"
  34 #include "editstr.h"
  35
  36 #ifdef __i386__  /* thiscall functions are i386-specific */
  37
  38 #define THISCALL(func) __thiscall_ ## func
  39 #define DEFINE_THISCALL_WRAPPER(func) \
  40    extern typeof(func) THISCALL(func); \
  41    __ASM_GLOBAL_FUNC(__thiscall_ ## func, \
  42                    "popl %eax\n\t" \
  43                    "pushl %ecx\n\t" \
  44                    "pushl %eax\n\t" \
  45                    "jmp " __ASM_NAME(#func) )
  46 #else /* __i386__ */
  47
  48 #define THISCALL(func) func
  49 #define DEFINE_THISCALL_WRAPPER(func) /* nothing */
  50
  51 #endif /* __i386__ */
  52
  53 WINE_DEFAULT_DEBUG_CHANNEL(richedit);
  54
  55 typedef struct ITextServicesImpl {
  56    const ITextServicesVtbl *lpVtbl;
  57    ITextHost *pMyHost;
  58    LONG ref;
  59    CRITICAL_SECTION csTxtSrv;
  60 } ITextServicesImpl;
  61
  62 static const ITextServicesVtbl textservices_Vtbl;
  63
  64 /******************************************************************
  65  *        CreateTextServices (RICHED20.4)
  66  */
  67 HRESULT WINAPI CreateTextServices(IUnknown  * pUnkOuter,
  68                                   ITextHost * pITextHost,
  69                                   IUnknown  **ppUnk)
  70 {
  71    ITextServicesImpl *ITextImpl;
  72    TRACE("%p %p --> %p\n", pUnkOuter, pITextHost, ppUnk);
  73    if (pITextHost == NULL)
  74       return E_POINTER;
  75
  76    ITextImpl = CoTaskMemAlloc(sizeof(*ITextImpl));
  77    if (ITextImpl == NULL)
  78       return E_OUTOFMEMORY;
  79    InitializeCriticalSection(&ITextImpl->csTxtSrv);
  80    ITextImpl->csTxtSrv.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": ITextServicesImpl.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 %d\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 %d\n", This, iface, ref + 1);
 134
 135    if (!ref)
 136    {
 137       ITextHost_Release(This->pMyHost);
 138       This->csTxtSrv.DebugInfo->Spare[0] = 0;
 139       DeleteCriticalSection(&This->csTxtSrv);
 140       CoTaskMemFree(This);
 141    }
 142    return ref;
 143 }
 144
 145 HRESULT WINAPI fnTextSrv_TxSendMessage(ITextServices *iface,
 146                                        UINT msg,
 147                                        WPARAM wparam,
 148                                        LPARAM lparam,
 149                                        LRESULT* plresult)
 150 {
 151    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 152
 153    FIXME("%p: STUB\n", This);
 154    return E_NOTIMPL;
 155 }
 156
 157 HRESULT WINAPI fnTextSrv_TxDraw(ITextServices *iface,
 158                                 DWORD dwDrawAspect,
 159                                 LONG lindex,
 160                                 void* pvAspect,
 161                                 DVTARGETDEVICE* ptd,
 162                                 HDC hdcDraw,
 163                                 HDC hdcTargetDev,
 164                                 LPCRECTL lprcBounds,
 165                                 LPCRECTL lprcWBounds,
 166                                 LPRECT lprcUpdate,
 167                                 BOOL (CALLBACK * pfnContinue)(DWORD),
 168                                 DWORD dwContinue,
 169                                 LONG lViewId)
 170 {
 171    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 172
 173    FIXME("%p: STUB\n", This);
 174    return E_NOTIMPL;
 175 }
 176
 177 HRESULT WINAPI fnTextSrv_TxGetHScroll(ITextServices *iface,
 178                                       LONG* plMin,
 179                                       LONG* plMax,
 180                                       LONG* plPos,
 181                                       LONG* plPage,
 182                                       BOOL* pfEnabled)
 183 {
 184    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 185
 186    FIXME("%p: STUB\n", This);
 187    return E_NOTIMPL;
 188 }
 189
 190 HRESULT WINAPI fnTextSrv_TxGetVScroll(ITextServices *iface,
 191                                       LONG* plMin,
 192                                       LONG* plMax,
 193                                       LONG* plPos,
 194                                       LONG* plPage,
 195                                       BOOL* pfEnabled)
 196 {
 197    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 198
 199    FIXME("%p: STUB\n", This);
 200    return E_NOTIMPL;
 201 }
 202
 203 HRESULT WINAPI fnTextSrv_OnTxSetCursor(ITextServices *iface,
 204                                        DWORD dwDrawAspect,
 205                                        LONG lindex,
 206                                        void* pvAspect,
 207                                        DVTARGETDEVICE* ptd,
 208                                        HDC hdcDraw,
 209                                        HDC hicTargetDev,
 210                                        LPCRECT lprcClient,
 211                                        INT x, INT y)
 212 {
 213    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 214
 215    FIXME("%p: STUB\n", This);
 216    return E_NOTIMPL;
 217 }
 218
 219 HRESULT WINAPI fnTextSrv_TxQueryHitPoint(ITextServices *iface,
 220                                          DWORD dwDrawAspect,
 221                                          LONG lindex,
 222                                          void* pvAspect,
 223                                          DVTARGETDEVICE* ptd,
 224                                          HDC hdcDraw,
 225                                          HDC hicTargetDev,
 226                                          LPCRECT lprcClient,
 227                                          INT x, INT y,
 228                                          DWORD* pHitResult)
 229 {
 230    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 231
 232    FIXME("%p: STUB\n", This);
 233    return E_NOTIMPL;
 234 }
 235
 236 HRESULT WINAPI fnTextSrv_OnTxInplaceActivate(ITextServices *iface,
 237                                              LPCRECT prcClient)
 238 {
 239    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 240
 241    FIXME("%p: STUB\n", This);
 242    return E_NOTIMPL;
 243 }
 244
 245 HRESULT WINAPI fnTextSrv_OnTxInplaceDeactivate(ITextServices *iface)
 246 {
 247    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 248
 249    FIXME("%p: STUB\n", This);
 250    return E_NOTIMPL;
 251 }
 252
 253 HRESULT WINAPI fnTextSrv_OnTxUIActivate(ITextServices *iface)
 254 {
 255    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 256
 257    FIXME("%p: STUB\n", This);
 258    return E_NOTIMPL;
 259 }
 260
 261 HRESULT WINAPI fnTextSrv_OnTxUIDeactivate(ITextServices *iface)
 262 {
 263    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 264
 265    FIXME("%p: STUB\n", This);
 266    return E_NOTIMPL;
 267 }
 268
 269 HRESULT WINAPI fnTextSrv_TxGetText(ITextServices *iface,
 270                                    BSTR* pbstrText)
 271 {
 272    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 273
 274    FIXME("%p: STUB\n", This);
 275    return E_NOTIMPL;
 276 }
 277
 278 HRESULT WINAPI fnTextSrv_TxSetText(ITextServices *iface,
 279                                    LPCWSTR pszText)
 280 {
 281    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 282
 283    FIXME("%p: STUB\n", This);
 284    return E_NOTIMPL;
 285 }
 286
 287 HRESULT WINAPI fnTextSrv_TxGetCurrentTargetX(ITextServices *iface,
 288                                              LONG* x)
 289 {
 290    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 291
 292    FIXME("%p: STUB\n", This);
 293    return E_NOTIMPL;
 294 }
 295
 296 HRESULT WINAPI fnTextSrv_TxGetBaseLinePos(ITextServices *iface,
 297                                           LONG* x)
 298 {
 299    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 300
 301    FIXME("%p: STUB\n", This);
 302    return E_NOTIMPL;
 303 }
 304
 305 HRESULT WINAPI fnTextSrv_TxGetNaturalSize(ITextServices *iface,
 306                                           DWORD dwAspect,
 307                                           HDC hdcDraw,
 308                                           HDC hicTargetDev,
 309                                           DVTARGETDEVICE* ptd,
 310                                           DWORD dwMode,
 311                                           const SIZEL* psizelExtent,
 312                                           LONG* pwidth,
 313                                           LONG* pheight)
 314 {
 315    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 316
 317    FIXME("%p: STUB\n", This);
 318    return E_NOTIMPL;
 319 }
 320
 321 HRESULT WINAPI fnTextSrv_TxGetDropTarget(ITextServices *iface,
 322                                          IDropTarget** ppDropTarget)
 323 {
 324    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 325
 326    FIXME("%p: STUB\n", This);
 327    return E_NOTIMPL;
 328 }
 329
 330 HRESULT WINAPI fnTextSrv_OnTxPropertyBitsChange(ITextServices *iface,
 331                                                 DWORD dwMask,
 332                                                 DWORD dwBits)
 333 {
 334    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 335
 336    FIXME("%p: STUB\n", This);
 337    return E_NOTIMPL;
 338 }
 339
 340 HRESULT WINAPI fnTextSrv_TxGetCachedSize(ITextServices *iface,
 341                                          DWORD* pdwWidth,
 342                                          DWORD* pdwHeight)
 343 {
 344    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 345
 346    FIXME("%p: STUB\n", This);
 347    return E_NOTIMPL;
 348 }
 349
 350 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxSendMessage)
 351 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxDraw)
 352 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetHScroll)
 353 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetVScroll)
 354 DEFINE_THISCALL_WRAPPER(fnTextSrv_OnTxSetCursor)
 355 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxQueryHitPoint)
 356 DEFINE_THISCALL_WRAPPER(fnTextSrv_OnTxInplaceActivate)
 357 DEFINE_THISCALL_WRAPPER(fnTextSrv_OnTxInplaceDeactivate)
 358 DEFINE_THISCALL_WRAPPER(fnTextSrv_OnTxUIActivate)
 359 DEFINE_THISCALL_WRAPPER(fnTextSrv_OnTxUIDeactivate)
 360 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetText)
 361 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxSetText)
 362 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetCurrentTargetX)
 363 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetBaseLinePos)
 364 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetNaturalSize)
 365 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetDropTarget)
 366 DEFINE_THISCALL_WRAPPER(fnTextSrv_OnTxPropertyBitsChange)
 367 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetCachedSize)
 368
 369 static const ITextServicesVtbl textservices_Vtbl =
 370 {
 371    fnTextSrv_QueryInterface,
 372    fnTextSrv_AddRef,
 373    fnTextSrv_Release,
 374    THISCALL(fnTextSrv_TxSendMessage),
 375    THISCALL(fnTextSrv_TxDraw),
 376    THISCALL(fnTextSrv_TxGetHScroll),
 377    THISCALL(fnTextSrv_TxGetVScroll),
 378    THISCALL(fnTextSrv_OnTxSetCursor),
 379    THISCALL(fnTextSrv_TxQueryHitPoint),
 380    THISCALL(fnTextSrv_OnTxInplaceActivate),
 381    THISCALL(fnTextSrv_OnTxInplaceDeactivate),
 382    THISCALL(fnTextSrv_OnTxUIActivate),
 383    THISCALL(fnTextSrv_OnTxUIDeactivate),
 384    THISCALL(fnTextSrv_TxGetText),
 385    THISCALL(fnTextSrv_TxSetText),
 386    THISCALL(fnTextSrv_TxGetCurrentTargetX),
 387    THISCALL(fnTextSrv_TxGetBaseLinePos),
 388    THISCALL(fnTextSrv_TxGetNaturalSize),
 389    THISCALL(fnTextSrv_TxGetDropTarget),
 390    THISCALL(fnTextSrv_OnTxPropertyBitsChange),
 391    THISCALL(fnTextSrv_TxGetCachedSize)
 392 };