dlls/riched20/para.c

   1 /*
   2  * RichEdit - functions working on paragraphs of text (diParagraph).
   3  *
   4  * Copyright 2004 by Krzysztof Foltman
   5  * Copyright 2006 by Phil Krylov
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21
  22 #include "editor.h"
  23
  24 WINE_DEFAULT_DEBUG_CHANNEL(richedit);
  25
  26 static const WCHAR wszParagraphSign[] = {0xB6, 0};
  27
  28 void ME_MakeFirstParagraph(ME_TextEditor *editor)
  29 {
  30   ME_Context c;
  31   CHARFORMAT2W cf;
  32   LOGFONTW lf;
  33   HFONT hf;
  34   ME_TextBuffer *text = editor->pBuffer;
  35   ME_DisplayItem *para = ME_MakeDI(diParagraph);
  36   ME_DisplayItem *run;
  37   ME_Style *style;
  38
  39   ME_InitContext(&c, editor, GetDC(editor->hWnd));
  40
  41   hf = (HFONT)GetStockObject(SYSTEM_FONT);
  42   assert(hf);
  43   GetObjectW(hf, sizeof(LOGFONTW), &lf);
  44   ZeroMemory(&cf, sizeof(cf));
  45   cf.cbSize = sizeof(cf);
  46   cf.dwMask = CFM_BACKCOLOR|CFM_COLOR|CFM_FACE|CFM_SIZE|CFM_CHARSET;
  47   cf.dwMask |= CFM_ALLCAPS|CFM_BOLD|CFM_DISABLED|CFM_EMBOSS|CFM_HIDDEN;
  48   cf.dwMask |= CFM_IMPRINT|CFM_ITALIC|CFM_LINK|CFM_OUTLINE|CFM_PROTECTED;
  49   cf.dwMask |= CFM_REVISED|CFM_SHADOW|CFM_SMALLCAPS|CFM_STRIKEOUT;
  50   cf.dwMask |= CFM_SUBSCRIPT|CFM_UNDERLINETYPE|CFM_WEIGHT;
  51
  52   cf.dwEffects = CFE_AUTOCOLOR | CFE_AUTOBACKCOLOR;
  53   lstrcpyW(cf.szFaceName, lf.lfFaceName);
  54   /* Convert system font height from logical units to twips for cf.yHeight */
  55   cf.yHeight = (lf.lfHeight * 72 * 1440) / (c.dpi.cy * c.dpi.cy);
  56   if (lf.lfWeight > FW_NORMAL) cf.dwEffects |= CFE_BOLD;
  57   cf.wWeight = lf.lfWeight;
  58   if (lf.lfItalic) cf.dwEffects |= CFE_ITALIC;
  59   cf.bUnderlineType = (lf.lfUnderline) ? CFU_CF1UNDERLINE : CFU_UNDERLINENONE;
  60   if (lf.lfStrikeOut) cf.dwEffects |= CFE_STRIKEOUT;
  61   cf.bPitchAndFamily = lf.lfPitchAndFamily;
  62   cf.bCharSet = lf.lfCharSet;
  63
  64   style = ME_MakeStyle(&cf);
  65   text->pDefaultStyle = style;
  66
  67   run = ME_MakeRun(style, ME_MakeString(wszParagraphSign), MERF_ENDPARA);
  68   run->member.run.nCharOfs = 0;
  69   run->member.run.nCR = 1;
  70   run->member.run.nLF = (editor->bEmulateVersion10) ? 1 : 0;
  71
  72   ME_InsertBefore(text->pLast, para);
  73   ME_InsertBefore(text->pLast, run);
  74   para->member.para.prev_para = text->pFirst;
  75   para->member.para.next_para = text->pLast;
  76   text->pFirst->member.para.next_para = para;
  77   text->pLast->member.para.prev_para = para;
  78
  79   text->pLast->member.para.nCharOfs = 1;
  80
  81   ME_DestroyContext(&c, editor->hWnd);
  82 }
  83
  84 void ME_MarkAllForWrapping(ME_TextEditor *editor)
  85 {
  86   ME_MarkForWrapping(editor, editor->pBuffer->pFirst->member.para.next_para, editor->pBuffer->pLast);
  87 }
  88
  89 void ME_MarkForWrapping(ME_TextEditor *editor, ME_DisplayItem *first, const ME_DisplayItem *last)
  90 {
  91   while(first != last)
  92   {
  93     first->member.para.nFlags |= MEPF_REWRAP;
  94     first = first->member.para.next_para;
  95   }
  96 }
  97
  98 void ME_MarkForPainting(ME_TextEditor *editor, ME_DisplayItem *first, const ME_DisplayItem *last)
  99 {
 100   while(first != last && first)
 101   {
 102     first->member.para.nFlags |= MEPF_REPAINT;
 103     first = first->member.para.next_para;
 104   }
 105 }
 106
 107 /* split paragraph at the beginning of the run */
 108 ME_DisplayItem *ME_SplitParagraph(ME_TextEditor *editor, ME_DisplayItem *run, ME_Style *style, int numCR, int numLF)
 109 {
 110   ME_DisplayItem *next_para = NULL;
 111   ME_DisplayItem *run_para = NULL;
 112   ME_DisplayItem *new_para = ME_MakeDI(diParagraph);
 113   ME_DisplayItem *end_run = ME_MakeRun(style,ME_MakeString(wszParagraphSign), MERF_ENDPARA);
 114   ME_UndoItem *undo = NULL;
 115   int ofs;
 116   ME_DisplayItem *pp;
 117   int end_len = numCR + numLF;
 118
 119   assert(run->type == diRun);
 120
 121   end_run->member.run.nCR = numCR;
 122   end_run->member.run.nLF = numLF;
 123   run_para = ME_GetParagraph(run);
 124   assert(run_para->member.para.pFmt->cbSize == sizeof(PARAFORMAT2));
 125
 126   ofs = end_run->member.run.nCharOfs = run->member.run.nCharOfs;
 127   next_para = run_para->member.para.next_para;
 128   assert(next_para == ME_FindItemFwd(run_para, diParagraphOrEnd));
 129
 130   undo = ME_AddUndoItem(editor, diUndoJoinParagraphs, NULL);
 131   if (undo)
 132     undo->nStart = run_para->member.para.nCharOfs + ofs;
 133
 134   /* the new paragraph will have a different starting offset, so let's update its runs */
 135   pp = run;
 136   while(pp->type == diRun) {
 137     pp->member.run.nCharOfs -= ofs;
 138     pp = ME_FindItemFwd(pp, diRunOrParagraphOrEnd);
 139   }
 140   new_para->member.para.nCharOfs = ME_GetParagraph(run)->member.para.nCharOfs+ofs;
 141   new_para->member.para.nCharOfs += end_len;
 142
 143   new_para->member.para.nFlags = MEPF_REWRAP; /* FIXME copy flags (if applicable) */
 144   /* FIXME initialize format style and call ME_SetParaFormat blah blah */
 145   *new_para->member.para.pFmt = *run_para->member.para.pFmt;
 146
 147   /* Inherit previous cell definitions if any */
 148   new_para->member.para.pCells = NULL;
 149   if (run_para->member.para.pCells)
 150   {
 151     ME_TableCell *pCell, *pNewCell;
 152
 153     for (pCell = run_para->member.para.pCells; pCell; pCell = pCell->next)
 154     {
 155       pNewCell = ALLOC_OBJ(ME_TableCell);
 156       pNewCell->nRightBoundary = pCell->nRightBoundary;
 157       pNewCell->next = NULL;
 158       if (new_para->member.para.pCells)
 159         new_para->member.para.pLastCell->next = pNewCell;
 160       else
 161         new_para->member.para.pCells = pNewCell;
 162       new_para->member.para.pLastCell = pNewCell;
 163     }
 164   }
 165
 166   /* fix paragraph properties. FIXME only needed when called from RTF reader */
 167   if (run_para->member.para.pCells &&
 168       !(run_para->member.para.pFmt->wEffects & PFE_TABLE
 169         && run_para->member.para.pFmt->dwMask & PFM_TABLE))
 170   {
 171     /* Paragraph does not have an \intbl keyword, so any table definition
 172      * stored is invalid */
 173     ME_DestroyTableCellList(run_para);
 174   }
 175
 176   /* insert paragraph into paragraph double linked list */
 177   new_para->member.para.prev_para = run_para;
 178   new_para->member.para.next_para = next_para;
 179   run_para->member.para.next_para = new_para;
 180   next_para->member.para.prev_para = new_para;
 181
 182   /* insert end run of the old paragraph, and new paragraph, into DI double linked list */
 183   ME_InsertBefore(run, new_para);
 184   ME_InsertBefore(new_para, end_run);
 185
 186   /* force rewrap of the */
 187   run_para->member.para.prev_para->member.para.nFlags |= MEPF_REWRAP;
 188   new_para->member.para.prev_para->member.para.nFlags |= MEPF_REWRAP;
 189
 190   /* we've added the end run, so we need to modify nCharOfs in the next paragraphs */
 191   ME_PropagateCharOffset(next_para, end_len);
 192   editor->nParagraphs++;
 193
 194   return new_para;
 195 }
 196
 197 /* join tp with tp->member.para.next_para, keeping tp's style; this
 198  * is consistent with the original */
 199 ME_DisplayItem *ME_JoinParagraphs(ME_TextEditor *editor, ME_DisplayItem *tp)
 200 {
 201   ME_DisplayItem *pNext, *pFirstRunInNext, *pRun, *pTmp;
 202   int i, shift;
 203   ME_UndoItem *undo = NULL;
 204   int end_len;
 205
 206   assert(tp->type == diParagraph);
 207   assert(tp->member.para.next_para);
 208   assert(tp->member.para.next_para->type == diParagraph);
 209
 210   pNext = tp->member.para.next_para;
 211
 212   /* Need to locate end-of-paragraph run here, in order to know end_len */
 213   pRun = ME_FindItemBack(pNext, diRunOrParagraph);
 214
 215   assert(pRun);
 216   assert(pRun->type == diRun);
 217   assert(pRun->member.run.nFlags & MERF_ENDPARA);
 218
 219   end_len = pRun->member.run.nCR + pRun->member.run.nLF;
 220
 221   {
 222     /* null char format operation to store the original char format for the ENDPARA run */
 223     CHARFORMAT2W fmt;
 224     ME_InitCharFormat2W(&fmt);
 225     ME_SetCharFormat(editor, pNext->member.para.nCharOfs - end_len, end_len, &fmt);
 226   }
 227   undo = ME_AddUndoItem(editor, diUndoSplitParagraph, NULL);
 228   if (undo)
 229   {
 230     undo->nStart = pNext->member.para.nCharOfs - end_len;
 231     undo->nCR = pRun->member.run.nCR;
 232     undo->nLF = pRun->member.run.nLF;
 233     assert(pNext->member.para.pFmt->cbSize == sizeof(PARAFORMAT2));
 234     *undo->di.member.para.pFmt = *pNext->member.para.pFmt;
 235   }
 236
 237   shift = pNext->member.para.nCharOfs - tp->member.para.nCharOfs - end_len;
 238
 239   pFirstRunInNext = ME_FindItemFwd(pNext, diRunOrParagraph);
 240
 241   assert(pFirstRunInNext->type == diRun);
 242
 243   /* if some cursor points at end of paragraph, make it point to the first
 244      run of the next joined paragraph */
 245   for (i=0; i<editor->nCursors; i++) {
 246     if (editor->pCursors[i].pRun == pRun) {
 247       editor->pCursors[i].pRun = pFirstRunInNext;
 248       editor->pCursors[i].nOffset = 0;
 249     }
 250   }
 251
 252   pTmp = pNext;
 253   do {
 254     pTmp = ME_FindItemFwd(pTmp, diRunOrParagraphOrEnd);
 255     if (pTmp->type != diRun)
 256       break;
 257     TRACE("shifting \"%s\" by %d (previous %d)\n", debugstr_w(pTmp->member.run.strText->szData), shift, pTmp->member.run.nCharOfs);
 258     pTmp->member.run.nCharOfs += shift;
 259   } while(1);
 260
 261   ME_Remove(pRun);
 262   ME_DestroyDisplayItem(pRun);
 263
 264   if (editor->pLastSelStartPara == pNext)
 265     editor->pLastSelStartPara = tp;
 266   if (editor->pLastSelEndPara == pNext)
 267     editor->pLastSelEndPara = tp;
 268
 269   tp->member.para.next_para = pNext->member.para.next_para;
 270   pNext->member.para.next_para->member.para.prev_para = tp;
 271   ME_Remove(pNext);
 272   ME_DestroyDisplayItem(pNext);
 273
 274   ME_PropagateCharOffset(tp->member.para.next_para, -end_len);
 275
 276   ME_CheckCharOffsets(editor);
 277
 278   editor->nParagraphs--;
 279   tp->member.para.nFlags |= MEPF_REWRAP;
 280   return tp;
 281 }
 282
 283 ME_DisplayItem *ME_GetParagraph(ME_DisplayItem *item) {
 284   return ME_FindItemBackOrHere(item, diParagraph);
 285 }
 286
 287 void ME_DumpParaStyleToBuf(const PARAFORMAT2 *pFmt, char buf[2048])
 288 {
 289   char *p;
 290   p = buf;
 291
 292 #define DUMP(mask, name, fmt, field) \
 293   if (pFmt->dwMask & (mask)) p += sprintf(p, "%-22s" fmt "\n", name, pFmt->field); \
 294   else p += sprintf(p, "%-22sN/A\n", name);
 295
 296 /* we take for granted that PFE_xxx is the hiword of the corresponding PFM_xxx */
 297 #define DUMP_EFFECT(mask, name) \
 298   p += sprintf(p, "%-22s%s\n", name, (pFmt->dwMask & (mask)) ? ((pFmt->wEffects & ((mask) >> 8)) ? "yes" : "no") : "N/A");
 299
 300   DUMP(PFM_NUMBERING,      "Numbering:",         "%u", wNumbering);
 301   DUMP_EFFECT(PFM_DONOTHYPHEN,     "Disable auto-hyphen:");
 302   DUMP_EFFECT(PFM_KEEP,            "No page break in para:");
 303   DUMP_EFFECT(PFM_KEEPNEXT,        "No page break in para & next:");
 304   DUMP_EFFECT(PFM_NOLINENUMBER,    "No line number:");
 305   DUMP_EFFECT(PFM_NOWIDOWCONTROL,  "No widow & orphan:");
 306   DUMP_EFFECT(PFM_PAGEBREAKBEFORE, "Page break before:");
 307   DUMP_EFFECT(PFM_RTLPARA,         "RTL para:");
 308   DUMP_EFFECT(PFM_SIDEBYSIDE,      "Side by side:");
 309   DUMP_EFFECT(PFM_TABLE,           "Table:");
 310   DUMP(PFM_OFFSETINDENT,   "Offset indent:",     "%d", dxStartIndent);
 311   DUMP(PFM_STARTINDENT,    "Start indent:",      "%d", dxStartIndent);
 312   DUMP(PFM_RIGHTINDENT,    "Right indent:",      "%d", dxRightIndent);
 313   DUMP(PFM_OFFSET,         "Offset:",            "%d", dxOffset);
 314   if (pFmt->dwMask & PFM_ALIGNMENT) {
 315     switch (pFmt->wAlignment) {
 316     case PFA_LEFT   : p += sprintf(p, "Alignment:            left\n"); break;
 317     case PFA_RIGHT  : p += sprintf(p, "Alignment:            right\n"); break;
 318     case PFA_CENTER : p += sprintf(p, "Alignment:            center\n"); break;
 319     case PFA_JUSTIFY: p += sprintf(p, "Alignment:            justify\n"); break;
 320     default         : p += sprintf(p, "Alignment:            incorrect %d\n", pFmt->wAlignment); break;
 321     }
 322   }
 323   else p += sprintf(p, "Alignment:            N/A\n");
 324   DUMP(PFM_TABSTOPS,       "Tab Stops:",         "%d", cTabCount);
 325   if (pFmt->dwMask & PFM_TABSTOPS) {
 326     int i;
 327     p += sprintf(p, "\t");
 328     for (i = 0; i < pFmt->cTabCount; i++) p += sprintf(p, "%x ", pFmt->rgxTabs[i]);
 329     p += sprintf(p, "\n");
 330   }
 331   DUMP(PFM_SPACEBEFORE,    "Space Before:",      "%d", dySpaceBefore);
 332   DUMP(PFM_SPACEAFTER,     "Space After:",       "%d", dySpaceAfter);
 333   DUMP(PFM_LINESPACING,    "Line spacing:",      "%d", dyLineSpacing);
 334   DUMP(PFM_STYLE,          "Text style:",        "%d", sStyle);
 335   DUMP(PFM_LINESPACING,    "Line spacing rule:", "%u", bLineSpacingRule);
 336   /* bOutlineLevel should be 0 */
 337   DUMP(PFM_SHADING,        "Shading Weigth:",    "%u", wShadingWeight);
 338   DUMP(PFM_SHADING,        "Shading Style:",     "%u", wShadingStyle);
 339   DUMP(PFM_NUMBERINGSTART, "Numbering Start:",   "%u", wNumberingStart);
 340   DUMP(PFM_NUMBERINGSTYLE, "Numbering Style:",   "0x%x", wNumberingStyle);
 341   DUMP(PFM_NUMBERINGTAB,   "Numbering Tab:",     "%u", wNumberingStyle);
 342   DUMP(PFM_BORDER,         "Border Space:",      "%u", wBorderSpace);
 343   DUMP(PFM_BORDER,         "Border Width:",      "%u", wBorderWidth);
 344   DUMP(PFM_BORDER,         "Borders:",           "%u", wBorders);
 345
 346 #undef DUMP
 347 #undef DUMP_EFFECT
 348 }
 349
 350 void ME_SetParaFormat(ME_TextEditor *editor, ME_DisplayItem *para, const PARAFORMAT2 *pFmt)
 351 {
 352   PARAFORMAT2 copy;
 353   assert(sizeof(*para->member.para.pFmt) == sizeof(PARAFORMAT2));
 354   ME_AddUndoItem(editor, diUndoSetParagraphFormat, para);
 355
 356   copy = *para->member.para.pFmt;
 357
 358 #define COPY_FIELD(m, f) \
 359   if (pFmt->dwMask & (m)) {                     \
 360     para->member.para.pFmt->dwMask |= m;        \
 361     para->member.para.pFmt->f = pFmt->f;        \
 362   }
 363
 364   COPY_FIELD(PFM_NUMBERING, wNumbering);
 365 #define EFFECTS_MASK (PFM_RTLPARA|PFM_KEEP|PFM_KEEPNEXT|PFM_PAGEBREAKBEFORE| \
 366                       PFM_NOLINENUMBER|PFM_NOWIDOWCONTROL|PFM_DONOTHYPHEN|PFM_SIDEBYSIDE| \
 367                       PFM_TABLE)
 368   /* we take for granted that PFE_xxx is the hiword of the corresponding PFM_xxx */
 369   if (pFmt->dwMask & EFFECTS_MASK) {
 370     para->member.para.pFmt->dwMask |= pFmt->dwMask & EFFECTS_MASK;
 371     para->member.para.pFmt->wEffects &= ~HIWORD(pFmt->dwMask);
 372     para->member.para.pFmt->wEffects |= pFmt->wEffects & HIWORD(pFmt->dwMask);
 373   }
 374 #undef EFFECTS_MASK
 375
 376   COPY_FIELD(PFM_STARTINDENT, dxStartIndent);
 377   if (pFmt->dwMask & PFM_OFFSETINDENT)
 378     para->member.para.pFmt->dxStartIndent += pFmt->dxStartIndent;
 379   COPY_FIELD(PFM_RIGHTINDENT, dxRightIndent);
 380   COPY_FIELD(PFM_OFFSET, dxOffset);
 381   COPY_FIELD(PFM_ALIGNMENT, wAlignment);
 382
 383   if (pFmt->dwMask & PFM_TABSTOPS)
 384   {
 385     para->member.para.pFmt->cTabCount = pFmt->cTabCount;
 386     memcpy(para->member.para.pFmt->rgxTabs, pFmt->rgxTabs, pFmt->cTabCount*sizeof(LONG));
 387   }
 388   COPY_FIELD(PFM_SPACEBEFORE, dySpaceBefore);
 389   COPY_FIELD(PFM_SPACEAFTER, dySpaceAfter);
 390   COPY_FIELD(PFM_LINESPACING, dyLineSpacing);
 391   COPY_FIELD(PFM_STYLE, sStyle);
 392   COPY_FIELD(PFM_LINESPACING, bLineSpacingRule);
 393   COPY_FIELD(PFM_SHADING, wShadingWeight);
 394   COPY_FIELD(PFM_SHADING, wShadingStyle);
 395   COPY_FIELD(PFM_NUMBERINGSTART, wNumberingStart);
 396   COPY_FIELD(PFM_NUMBERINGSTYLE, wNumberingStyle);
 397   COPY_FIELD(PFM_NUMBERINGTAB, wNumberingTab);
 398   COPY_FIELD(PFM_BORDER, wBorderSpace);
 399   COPY_FIELD(PFM_BORDER, wBorderWidth);
 400   COPY_FIELD(PFM_BORDER, wBorders);
 401
 402   para->member.para.pFmt->dwMask |= pFmt->dwMask;
 403 #undef COPY_FIELD
 404
 405   if (memcmp(&copy, para->member.para.pFmt, sizeof(PARAFORMAT2)))
 406     para->member.para.nFlags |= MEPF_REWRAP;
 407 }
 408
 409
 410 void
 411 ME_GetSelectionParas(ME_TextEditor *editor, ME_DisplayItem **para, ME_DisplayItem **para_end)
 412 {
 413   ME_Cursor *pEndCursor = &editor->pCursors[1];
 414
 415   *para = ME_GetParagraph(editor->pCursors[0].pRun);
 416   *para_end = ME_GetParagraph(editor->pCursors[1].pRun);
 417   if ((*para_end)->member.para.nCharOfs < (*para)->member.para.nCharOfs) {
 418     ME_DisplayItem *tmp = *para;
 419
 420     *para = *para_end;
 421     *para_end = tmp;
 422     pEndCursor = &editor->pCursors[0];
 423   }
 424
 425   /* selection consists of chars from nFrom up to nTo-1 */
 426   if ((*para_end)->member.para.nCharOfs > (*para)->member.para.nCharOfs) {
 427     if (!pEndCursor->nOffset) {
 428       *para_end = ME_GetParagraph(ME_FindItemBack(pEndCursor->pRun, diRun));
 429     }
 430   }
 431 }
 432
 433
 434 void ME_SetSelectionParaFormat(ME_TextEditor *editor, const PARAFORMAT2 *pFmt)
 435 {
 436   ME_DisplayItem *para, *para_end;
 437
 438   ME_GetSelectionParas(editor, &para, &para_end);
 439
 440   do {
 441     ME_SetParaFormat(editor, para, pFmt);
 442     if (para == para_end)
 443       break;
 444     para = para->member.para.next_para;
 445   } while(1);
 446 }
 447
 448 void ME_GetParaFormat(ME_TextEditor *editor, const ME_DisplayItem *para, PARAFORMAT2 *pFmt)
 449 {
 450   if (pFmt->cbSize >= sizeof(PARAFORMAT2))
 451   {
 452     *pFmt = *para->member.para.pFmt;
 453     return;
 454   }
 455   CopyMemory(pFmt, para->member.para.pFmt, pFmt->cbSize);
 456 }
 457
 458 void ME_GetSelectionParaFormat(ME_TextEditor *editor, PARAFORMAT2 *pFmt)
 459 {
 460   ME_DisplayItem *para, *para_end;
 461   PARAFORMAT2 tmp;
 462
 463   ME_GetSelectionParas(editor, &para, &para_end);
 464
 465   ME_GetParaFormat(editor, para, pFmt);
 466   if (para == para_end) return;
 467
 468   /* Invalidate values that change across the selected paragraphs. */
 469   do {
 470     ZeroMemory(&tmp, sizeof(tmp));
 471     tmp.cbSize = sizeof(tmp);
 472     ME_GetParaFormat(editor, para, &tmp);
 473
 474 #define CHECK_FIELD(m, f) \
 475     if (pFmt->f != tmp.f) pFmt->dwMask &= ~(m);
 476
 477     pFmt->dwMask &= ~((pFmt->wEffects ^ tmp.wEffects) << 16);
 478     CHECK_FIELD(PFM_NUMBERING, wNumbering);
 479     assert(tmp.dwMask & PFM_ALIGNMENT);
 480     CHECK_FIELD(PFM_NUMBERING, wNumbering);
 481     assert(tmp.dwMask & PFM_STARTINDENT);
 482     CHECK_FIELD(PFM_STARTINDENT, dxStartIndent);
 483     assert(tmp.dwMask & PFM_RIGHTINDENT);
 484     CHECK_FIELD(PFM_RIGHTINDENT, dxRightIndent);
 485     assert(tmp.dwMask & PFM_OFFSET);
 486     CHECK_FIELD(PFM_OFFSET, dxOffset);
 487     CHECK_FIELD(PFM_ALIGNMENT, wAlignment);
 488
 489     assert(tmp.dwMask & PFM_TABSTOPS);
 490     if (pFmt->dwMask & PFM_TABSTOPS) {
 491       if (pFmt->cTabCount != tmp.cTabCount ||
 492           memcmp(pFmt->rgxTabs, tmp.rgxTabs, tmp.cTabCount*sizeof(int)))
 493         pFmt->dwMask &= ~PFM_TABSTOPS;
 494     }
 495
 496     CHECK_FIELD(PFM_SPACEBEFORE, dySpaceBefore);
 497     CHECK_FIELD(PFM_SPACEAFTER, dySpaceAfter);
 498     CHECK_FIELD(PFM_LINESPACING, dyLineSpacing);
 499     CHECK_FIELD(PFM_STYLE, sStyle);
 500     CHECK_FIELD(PFM_SPACEAFTER, bLineSpacingRule);
 501     CHECK_FIELD(PFM_SHADING, wShadingWeight);
 502     CHECK_FIELD(PFM_SHADING, wShadingStyle);
 503     CHECK_FIELD(PFM_NUMBERINGSTART, wNumberingStart);
 504     CHECK_FIELD(PFM_NUMBERINGSTYLE, wNumberingStyle);
 505     CHECK_FIELD(PFM_NUMBERINGTAB, wNumberingTab);
 506     CHECK_FIELD(PFM_BORDER, wBorderSpace);
 507     CHECK_FIELD(PFM_BORDER, wBorderWidth);
 508     CHECK_FIELD(PFM_BORDER, wBorders);
 509
 510 #undef CHECK_FIELD
 511
 512     if (para == para_end)
 513       return;
 514     para = para->member.para.next_para;
 515   } while(1);
 516 }
 517
 518 void ME_SetDefaultParaFormat(PARAFORMAT2 *pFmt)
 519 {
 520     ZeroMemory(pFmt, sizeof(PARAFORMAT2));
 521     pFmt->cbSize = sizeof(PARAFORMAT2);
 522     pFmt->dwMask = PFM_ALL2;
 523     pFmt->wAlignment = PFA_LEFT;
 524     pFmt->sStyle = -1;
 525     pFmt->bOutlineLevel = TRUE;
 526 }