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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  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    ITextImpl->pMyHost = pITextHost;
  83    ITextImpl->lpVtbl = &textservices_Vtbl;
  84
  85    if (pUnkOuter)
  86    {
  87       FIXME("Support aggregation\n");
  88       return CLASS_E_NOAGGREGATION;
  89    }
  90
  91    *ppUnk = (IUnknown *)ITextImpl;
  92    return S_OK;
  93 }
  94
  95 #define ICOM_THIS_MULTI(impl,field,iface) \
  96                     impl* const This=(impl*)((char*)(iface) - offsetof(impl,field))
  97
  98 static HRESULT WINAPI fnTextSrv_QueryInterface(ITextServices * iface,
  99                                                REFIID riid,
 100                                                LPVOID * ppv)
 101 {
 102    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 103    TRACE("(%p/%p)->(%s, %p)\n", This, iface, debugstr_guid(riid), ppv);
 104    *ppv = NULL;
 105    if (IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_ITextServices))
 106       *ppv = (LPVOID)This;
 107
 108    if (*ppv)
 109    {
 110       IUnknown_AddRef((IUnknown *)(*ppv));
 111       TRACE ("-- Interface = %p\n", *ppv);
 112       return S_OK;
 113    }
 114    FIXME("Unknown interface: %s\n", debugstr_guid(riid));
 115    return E_NOINTERFACE;
 116 }
 117
 118 static ULONG WINAPI fnTextSrv_AddRef(ITextServices *iface)
 119 {
 120    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 121    DWORD ref = InterlockedIncrement(&This->ref);
 122
 123    TRACE("(%p/%p)->() AddRef from %ld\n", This, iface, ref - 1);
 124    return ref;
 125 }
 126
 127 static ULONG WINAPI fnTextSrv_Release(ITextServices *iface)
 128 {
 129    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 130    DWORD ref = InterlockedDecrement(&This->ref);
 131
 132    TRACE("(%p/%p)->() Release from %ld\n", This, iface, ref + 1);
 133
 134    if (!ref)
 135    {
 136       ITextHost_Release(This->pMyHost);
 137       DeleteCriticalSection(&This->csTxtSrv);
 138       CoTaskMemFree(This);
 139    }
 140    return ref;
 141 }
 142
 143 HRESULT WINAPI fnTextSrv_TxSendMessage(ITextServices *iface,
 144                                        UINT msg,
 145                                        WPARAM wparam,
 146                                        LPARAM lparam,
 147                                        LRESULT* plresult)
 148 {
 149    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 150
 151    FIXME("%p: STUB\n", This);
 152    return E_NOTIMPL;
 153 }
 154
 155 HRESULT WINAPI fnTextSrv_TxDraw(ITextServices *iface,
 156                                 DWORD dwDrawAspect,
 157                                 LONG lindex,
 158                                 void* pvAspect,
 159                                 DVTARGETDEVICE* ptd,
 160                                 HDC hdcDraw,
 161                                 HDC hdcTargetDev,
 162                                 LPCRECTL lprcBounds,
 163                                 LPCRECTL lprcWBounds,
 164                                 LPRECT lprcUpdate,
 165                                 BOOL (CALLBACK * pfnContinue)(DWORD),
 166                                 DWORD dwContinue,
 167                                 LONG lViewId)
 168 {
 169    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 170
 171    FIXME("%p: STUB\n", This);
 172    return E_NOTIMPL;
 173 }
 174
 175 HRESULT WINAPI fnTextSrv_TxGetHScroll(ITextServices *iface,
 176                                       LONG* plMin,
 177                                       LONG* plMax,
 178                                       LONG* plPos,
 179                                       LONG* plPage,
 180                                       BOOL* pfEnabled)
 181 {
 182    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 183
 184    FIXME("%p: STUB\n", This);
 185    return E_NOTIMPL;
 186 }
 187
 188 HRESULT WINAPI fnTextSrv_TxGetVScroll(ITextServices *iface,
 189                                       LONG* plMin,
 190                                       LONG* plMax,
 191                                       LONG* plPos,
 192                                       LONG* plPage,
 193                                       BOOL* pfEnabled)
 194 {
 195    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 196
 197    FIXME("%p: STUB\n", This);
 198    return E_NOTIMPL;
 199 }
 200
 201 HRESULT WINAPI fnTextSrv_OnTxSetCursor(ITextServices *iface,
 202                                        DWORD dwDrawAspect,
 203                                        LONG lindex,
 204                                        void* pvAspect,
 205                                        DVTARGETDEVICE* ptd,
 206                                        HDC hdcDraw,
 207                                        HDC hicTargetDev,
 208                                        LPCRECT lprcClient,
 209                                        INT x, INT y)
 210 {
 211    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 212
 213    FIXME("%p: STUB\n", This);
 214    return E_NOTIMPL;
 215 }
 216
 217 HRESULT WINAPI fnTextSrv_TxQueryHitPoint(ITextServices *iface,
 218                                          DWORD dwDrawAspect,
 219                                          LONG lindex,
 220                                          void* pvAspect,
 221                                          DVTARGETDEVICE* ptd,
 222                                          HDC hdcDraw,
 223                                          HDC hicTargetDev,
 224                                          LPCRECT lprcClient,
 225                                          INT x, INT y,
 226                                          DWORD* pHitResult)
 227 {
 228    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 229
 230    FIXME("%p: STUB\n", This);
 231    return E_NOTIMPL;
 232 }
 233
 234 HRESULT WINAPI fnTextSrv_OnTxInplaceActivate(ITextServices *iface,
 235                                              LPCRECT prcClient)
 236 {
 237    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 238
 239    FIXME("%p: STUB\n", This);
 240    return E_NOTIMPL;
 241 }
 242
 243 HRESULT WINAPI fnTextSrv_OnTxInplaceDeactivate(ITextServices *iface)
 244 {
 245    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 246
 247    FIXME("%p: STUB\n", This);
 248    return E_NOTIMPL;
 249 }
 250
 251 HRESULT WINAPI fnTextSrv_OnTxUIActivate(ITextServices *iface)
 252 {
 253    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 254
 255    FIXME("%p: STUB\n", This);
 256    return E_NOTIMPL;
 257 }
 258
 259 HRESULT WINAPI fnTextSrv_OnTxUIDeactivate(ITextServices *iface)
 260 {
 261    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 262
 263    FIXME("%p: STUB\n", This);
 264    return E_NOTIMPL;
 265 }
 266
 267 HRESULT WINAPI fnTextSrv_TxGetText(ITextServices *iface,
 268                                    BSTR* pbstrText)
 269 {
 270    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 271
 272    FIXME("%p: STUB\n", This);
 273    return E_NOTIMPL;
 274 }
 275
 276 HRESULT WINAPI fnTextSrv_TxSetText(ITextServices *iface,
 277                                    LPCWSTR pszText)
 278 {
 279    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 280
 281    FIXME("%p: STUB\n", This);
 282    return E_NOTIMPL;
 283 }
 284
 285 HRESULT WINAPI fnTextSrv_TxGetCurrentTargetX(ITextServices *iface,
 286                                              LONG* x)
 287 {
 288    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 289
 290    FIXME("%p: STUB\n", This);
 291    return E_NOTIMPL;
 292 }
 293
 294 HRESULT WINAPI fnTextSrv_TxGetBaseLinePos(ITextServices *iface,
 295                                           LONG* x)
 296 {
 297    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 298
 299    FIXME("%p: STUB\n", This);
 300    return E_NOTIMPL;
 301 }
 302
 303 HRESULT WINAPI fnTextSrv_TxGetNaturalSize(ITextServices *iface,
 304                                           DWORD dwAspect,
 305                                           HDC hdcDraw,
 306                                           HDC hicTargetDev,
 307                                           DVTARGETDEVICE* ptd,
 308                                           DWORD dwMode,
 309                                           const SIZEL* psizelExtent,
 310                                           LONG* pwidth,
 311                                           LONG* pheight)
 312 {
 313    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 314
 315    FIXME("%p: STUB\n", This);
 316    return E_NOTIMPL;
 317 }
 318
 319 HRESULT WINAPI fnTextSrv_TxGetDropTarget(ITextServices *iface,
 320                                          IDropTarget** ppDropTarget)
 321 {
 322    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 323
 324    FIXME("%p: STUB\n", This);
 325    return E_NOTIMPL;
 326 }
 327
 328 HRESULT WINAPI fnTextSrv_OnTxPropertyBitsChange(ITextServices *iface,
 329                                                 DWORD dwMask,
 330                                                 DWORD dwBits)
 331 {
 332    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 333
 334    FIXME("%p: STUB\n", This);
 335    return E_NOTIMPL;
 336 }
 337
 338 HRESULT WINAPI fnTextSrv_TxGetCachedSize(ITextServices *iface,
 339                                          DWORD* pdwWidth,
 340                                          DWORD* pdwHeight)
 341 {
 342    ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface);
 343
 344    FIXME("%p: STUB\n", This);
 345    return E_NOTIMPL;
 346 }
 347
 348 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxSendMessage);
 349 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxDraw);
 350 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetHScroll);
 351 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetVScroll);
 352 DEFINE_THISCALL_WRAPPER(fnTextSrv_OnTxSetCursor);
 353 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxQueryHitPoint);
 354 DEFINE_THISCALL_WRAPPER(fnTextSrv_OnTxInplaceActivate);
 355 DEFINE_THISCALL_WRAPPER(fnTextSrv_OnTxInplaceDeactivate);
 356 DEFINE_THISCALL_WRAPPER(fnTextSrv_OnTxUIActivate);
 357 DEFINE_THISCALL_WRAPPER(fnTextSrv_OnTxUIDeactivate);
 358 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetText);
 359 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxSetText);
 360 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetCurrentTargetX);
 361 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetBaseLinePos);
 362 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetNaturalSize);
 363 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetDropTarget);
 364 DEFINE_THISCALL_WRAPPER(fnTextSrv_OnTxPropertyBitsChange);
 365 DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetCachedSize);
 366
 367 static const ITextServicesVtbl textservices_Vtbl =
 368 {
 369    fnTextSrv_QueryInterface,
 370    fnTextSrv_AddRef,
 371    fnTextSrv_Release,
 372    THISCALL(fnTextSrv_TxSendMessage),
 373    THISCALL(fnTextSrv_TxDraw),
 374    THISCALL(fnTextSrv_TxGetHScroll),
 375    THISCALL(fnTextSrv_TxGetVScroll),
 376    THISCALL(fnTextSrv_OnTxSetCursor),
 377    THISCALL(fnTextSrv_TxQueryHitPoint),
 378    THISCALL(fnTextSrv_OnTxInplaceActivate),
 379    THISCALL(fnTextSrv_OnTxInplaceDeactivate),
 380    THISCALL(fnTextSrv_OnTxUIActivate),
 381    THISCALL(fnTextSrv_OnTxUIDeactivate),
 382    THISCALL(fnTextSrv_TxGetText),
 383    THISCALL(fnTextSrv_TxSetText),
 384    THISCALL(fnTextSrv_TxGetCurrentTargetX),
 385    THISCALL(fnTextSrv_TxGetBaseLinePos),
 386    THISCALL(fnTextSrv_TxGetNaturalSize),
 387    THISCALL(fnTextSrv_TxGetDropTarget),
 388    THISCALL(fnTextSrv_OnTxPropertyBitsChange),
 389    THISCALL(fnTextSrv_TxGetCachedSize)
 390 };