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    char spare[256];
  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->csTxtSrv.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": ITextServicesImpl.csTxtSrv");
  82    ITextImpl->ref = 1;
  83    ITextHost_AddRef(pITextHost);
  84    ITextImpl->pMyHost = pITextHost;
  85    ITextImpl->lpVtbl = &textservices_Vtbl;
  86
  87    if (pUnkOuter)
  88    {
  89       FIXME("Support aggregation\n");
  90       return CLASS_E_NOAGGREGATION;
  91    }
  92
  93    *ppUnk = (IUnknown *)ITextImpl;
  94    return S_OK;
  95 }
  96
  97 #define ICOM_THIS_MULTI(impl,field,iface) \
  98                     impl* const This=(impl*)((char*)(iface) - offsetof(impl,field))
  99
 100 static HRESULT WINAPI fnTextSrv_QueryInterface(ITextServices * iface,
 101                                                REFIID riid,
 102                                                LPVOID * ppv)
 103 {
 104    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 105    TRACE("(%p/%p)->(%s, %p)\n", This, iface, debugstr_guid(riid), ppv);
 106    *ppv = NULL;
 107    if (IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_ITextServices))
 108       *ppv = (LPVOID)This;
 109
 110    if (*ppv)
 111    {
 112       IUnknown_AddRef((IUnknown *)(*ppv));
 113       TRACE ("-- Interface = %p\n", *ppv);
 114       return S_OK;
 115    }
 116    FIXME("Unknown interface: %s\n", debugstr_guid(riid));
 117    return E_NOINTERFACE;
 118 }
 119
 120 static ULONG WINAPI fnTextSrv_AddRef(ITextServices *iface)
 121 {
 122    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 123    DWORD ref = InterlockedIncrement(&This->ref);
 124
 125    TRACE("(%p/%p)->() AddRef from %d\n", This, iface, ref - 1);
 126    return ref;
 127 }
 128
 129 static ULONG WINAPI fnTextSrv_Release(ITextServices *iface)
 130 {
 131    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 132    DWORD ref = InterlockedDecrement(&This->ref);
 133
 134    TRACE("(%p/%p)->() Release from %d\n", This, iface, ref + 1);
 135
 136    if (!ref)
 137    {
 138       ITextHost_Release(This->pMyHost);
 139       This->csTxtSrv.DebugInfo->Spare[0] = 0;
 140       DeleteCriticalSection(&This->csTxtSrv);
 141       CoTaskMemFree(This);
 142    }
 143    return ref;
 144 }
 145
 146 HRESULT WINAPI fnTextSrv_TxSendMessage(ITextServices *iface,
 147                                        UINT msg,
 148                                        WPARAM wparam,
 149                                        LPARAM lparam,
 150                                        LRESULT* plresult)
 151 {
 152    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 153
 154    FIXME("%p: STUB\n", This);
 155    return E_NOTIMPL;
 156 }
 157
 158 HRESULT WINAPI fnTextSrv_TxDraw(ITextServices *iface,
 159                                 DWORD dwDrawAspect,
 160                                 LONG lindex,
 161                                 void* pvAspect,
 162                                 DVTARGETDEVICE* ptd,
 163                                 HDC hdcDraw,
 164                                 HDC hdcTargetDev,
 165                                 LPCRECTL lprcBounds,
 166                                 LPCRECTL lprcWBounds,
 167                                 LPRECT lprcUpdate,
 168                                 BOOL (CALLBACK * pfnContinue)(DWORD),
 169                                 DWORD dwContinue,
 170                                 LONG lViewId)
 171 {
 172    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 173
 174    FIXME("%p: STUB\n", This);
 175    return E_NOTIMPL;
 176 }
 177
 178 HRESULT WINAPI fnTextSrv_TxGetHScroll(ITextServices *iface,
 179                                       LONG* plMin,
 180                                       LONG* plMax,
 181                                       LONG* plPos,
 182                                       LONG* plPage,
 183                                       BOOL* pfEnabled)
 184 {
 185    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 186
 187    FIXME("%p: STUB\n", This);
 188    return E_NOTIMPL;
 189 }
 190
 191 HRESULT WINAPI fnTextSrv_TxGetVScroll(ITextServices *iface,
 192                                       LONG* plMin,
 193                                       LONG* plMax,
 194                                       LONG* plPos,
 195                                       LONG* plPage,
 196                                       BOOL* pfEnabled)
 197 {
 198    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 199
 200    FIXME("%p: STUB\n", This);
 201    return E_NOTIMPL;
 202 }
 203
 204 HRESULT WINAPI fnTextSrv_OnTxSetCursor(ITextServices *iface,
 205                                        DWORD dwDrawAspect,
 206                                        LONG lindex,
 207                                        void* pvAspect,
 208                                        DVTARGETDEVICE* ptd,
 209                                        HDC hdcDraw,
 210                                        HDC hicTargetDev,
 211                                        LPCRECT lprcClient,
 212                                        INT x, INT y)
 213 {
 214    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 215
 216    FIXME("%p: STUB\n", This);
 217    return E_NOTIMPL;
 218 }
 219
 220 HRESULT WINAPI fnTextSrv_TxQueryHitPoint(ITextServices *iface,
 221                                          DWORD dwDrawAspect,
 222                                          LONG lindex,
 223                                          void* pvAspect,
 224                                          DVTARGETDEVICE* ptd,
 225                                          HDC hdcDraw,
 226                                          HDC hicTargetDev,
 227                                          LPCRECT lprcClient,
 228                                          INT x, INT y,
 229                                          DWORD* pHitResult)
 230 {
 231    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 232
 233    FIXME("%p: STUB\n", This);
 234    return E_NOTIMPL;
 235 }
 236
 237 HRESULT WINAPI fnTextSrv_OnTxInplaceActivate(ITextServices *iface,
 238                                              LPCRECT prcClient)
 239 {
 240    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 241
 242    FIXME("%p: STUB\n", This);
 243    return E_NOTIMPL;
 244 }
 245
 246 HRESULT WINAPI fnTextSrv_OnTxInplaceDeactivate(ITextServices *iface)
 247 {
 248    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 249
 250    FIXME("%p: STUB\n", This);
 251    return E_NOTIMPL;
 252 }
 253
 254 HRESULT WINAPI fnTextSrv_OnTxUIActivate(ITextServices *iface)
 255 {
 256    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 257
 258    FIXME("%p: STUB\n", This);
 259    return E_NOTIMPL;
 260 }
 261
 262 HRESULT WINAPI fnTextSrv_OnTxUIDeactivate(ITextServices *iface)
 263 {
 264    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 265
 266    FIXME("%p: STUB\n", This);
 267    return E_NOTIMPL;
 268 }
 269
 270 HRESULT WINAPI fnTextSrv_TxGetText(ITextServices *iface,
 271                                    BSTR* pbstrText)
 272 {
 273    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 274
 275    FIXME("%p: STUB\n", This);
 276    return E_NOTIMPL;
 277 }
 278
 279 HRESULT WINAPI fnTextSrv_TxSetText(ITextServices *iface,
 280                                    LPCWSTR pszText)
 281 {
 282    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 283
 284    FIXME("%p: STUB\n", This);
 285    return E_NOTIMPL;
 286 }
 287
 288 HRESULT WINAPI fnTextSrv_TxGetCurrentTargetX(ITextServices *iface,
 289                                              LONG* x)
 290 {
 291    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 292
 293    FIXME("%p: STUB\n", This);
 294    return E_NOTIMPL;
 295 }
 296
 297 HRESULT WINAPI fnTextSrv_TxGetBaseLinePos(ITextServices *iface,
 298                                           LONG* x)
 299 {
 300    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 301
 302    FIXME("%p: STUB\n", This);
 303    return E_NOTIMPL;
 304 }
 305
 306 HRESULT WINAPI fnTextSrv_TxGetNaturalSize(ITextServices *iface,
 307                                           DWORD dwAspect,
 308                                           HDC hdcDraw,
 309                                           HDC hicTargetDev,
 310                                           DVTARGETDEVICE* ptd,
 311                                           DWORD dwMode,
 312                                           const SIZEL* psizelExtent,
 313                                           LONG* pwidth,
 314                                           LONG* pheight)
 315 {
 316    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 317
 318    FIXME("%p: STUB\n", This);
 319    return E_NOTIMPL;
 320 }
 321
 322 HRESULT WINAPI fnTextSrv_TxGetDropTarget(ITextServices *iface,
 323                                          IDropTarget** ppDropTarget)
 324 {
 325    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 326
 327    FIXME("%p: STUB\n", This);
 328    return E_NOTIMPL;
 329 }
 330
 331 HRESULT WINAPI fnTextSrv_OnTxPropertyBitsChange(ITextServices *iface,
 332                                                 DWORD dwMask,
 333                                                 DWORD dwBits)
 334 {
 335    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 336
 337    FIXME("%p: STUB\n", This);
 338    return E_NOTIMPL;
 339 }
 340
 341 HRESULT WINAPI fnTextSrv_TxGetCachedSize(ITextServices *iface,
 342                                          DWORD* pdwWidth,
 343                                          DWORD* pdwHeight)
 344 {
 345    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 346
 347    FIXME("%p: STUB\n", This);
 348    return E_NOTIMPL;
 349 }
 350
 351 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxSendMessage)
 352 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxDraw)
 353 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetHScroll)
 354 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetVScroll)
 355 DEFINE_THISCALL_WRAPPER(fnTextSrv_OnTxSetCursor)
 356 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxQueryHitPoint)
 357 DEFINE_THISCALL_WRAPPER(fnTextSrv_OnTxInplaceActivate)
 358 DEFINE_THISCALL_WRAPPER(fnTextSrv_OnTxInplaceDeactivate)
 359 DEFINE_THISCALL_WRAPPER(fnTextSrv_OnTxUIActivate)
 360 DEFINE_THISCALL_WRAPPER(fnTextSrv_OnTxUIDeactivate)
 361 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetText)
 362 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxSetText)
 363 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetCurrentTargetX)
 364 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetBaseLinePos)
 365 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetNaturalSize)
 366 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetDropTarget)
 367 DEFINE_THISCALL_WRAPPER(fnTextSrv_OnTxPropertyBitsChange)
 368 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetCachedSize)
 369
 370 static const ITextServicesVtbl textservices_Vtbl =
 371 {
 372    fnTextSrv_QueryInterface,
 373    fnTextSrv_AddRef,
 374    fnTextSrv_Release,
 375    THISCALL(fnTextSrv_TxSendMessage),
 376    THISCALL(fnTextSrv_TxDraw),
 377    THISCALL(fnTextSrv_TxGetHScroll),
 378    THISCALL(fnTextSrv_TxGetVScroll),
 379    THISCALL(fnTextSrv_OnTxSetCursor),
 380    THISCALL(fnTextSrv_TxQueryHitPoint),
 381    THISCALL(fnTextSrv_OnTxInplaceActivate),
 382    THISCALL(fnTextSrv_OnTxInplaceDeactivate),
 383    THISCALL(fnTextSrv_OnTxUIActivate),
 384    THISCALL(fnTextSrv_OnTxUIDeactivate),
 385    THISCALL(fnTextSrv_TxGetText),
 386    THISCALL(fnTextSrv_TxSetText),
 387    THISCALL(fnTextSrv_TxGetCurrentTargetX),
 388    THISCALL(fnTextSrv_TxGetBaseLinePos),
 389    THISCALL(fnTextSrv_TxGetNaturalSize),
 390    THISCALL(fnTextSrv_TxGetDropTarget),
 391    THISCALL(fnTextSrv_OnTxPropertyBitsChange),
 392    THISCALL(fnTextSrv_TxGetCachedSize)
 393 };