Esempio n. 1
0
static void ME_PlayUndoItem(ME_TextEditor *editor, ME_DisplayItem *pItem)
{
  ME_UndoItem *pUItem = (ME_UndoItem *)pItem;

  if (editor->nUndoMode == umIgnore)
    return;
  TRACE("Playing undo/redo item, id=%s\n", ME_GetDITypeName(pItem->type));

  switch(pItem->type)
  {
  case diUndoPotentialEndTransaction:
  case diUndoEndTransaction:
    assert(0);
  case diUndoSetParagraphFormat:
  {
    ME_Cursor tmp;
    ME_DisplayItem *para;
    ME_CursorFromCharOfs(editor, pItem->member.para.nCharOfs, &tmp);
    para = ME_FindItemBack(tmp.pRun, diParagraph);
    ME_AddUndoItem(editor, diUndoSetParagraphFormat, para);
    *para->member.para.pFmt = *pItem->member.para.pFmt;
    para->member.para.border = pItem->member.para.border;
    break;
  }
  case diUndoSetCharFormat:
  {
    ME_SetCharFormat(editor, pUItem->nStart, pUItem->nLen, &pItem->member.ustyle->fmt);
    break;
  }
  case diUndoInsertRun:
  {
    ME_InsertRun(editor, pItem->member.run.nCharOfs, pItem);
    break;
  }
  case diUndoDeleteRun:
  {
    ME_InternalDeleteText(editor, pUItem->nStart, pUItem->nLen, TRUE);
    break;
  }
  case diUndoJoinParagraphs:
  {
    ME_Cursor tmp;
    ME_CursorFromCharOfs(editor, pUItem->nStart, &tmp);
    /* the only thing that's needed is paragraph offset, so no need to split runs */
    ME_JoinParagraphs(editor, ME_GetParagraph(tmp.pRun), TRUE);
    break;
  }
  case diUndoSplitParagraph:
  {
    ME_Cursor tmp;
    ME_DisplayItem *this_para, *new_para;
    BOOL bFixRowStart;
    int paraFlags = pItem->member.para.nFlags & (MEPF_ROWSTART|MEPF_CELL|MEPF_ROWEND);
    ME_CursorFromCharOfs(editor, pUItem->nStart, &tmp);
    if (tmp.nOffset)
      tmp.pRun = ME_SplitRunSimple(editor, tmp.pRun, tmp.nOffset);
    assert(pUItem->nCR >= 0);
    assert(pUItem->nLF >= 0);
    this_para = ME_GetParagraph(tmp.pRun);
    bFixRowStart = this_para->member.para.nFlags & MEPF_ROWSTART;
    if (bFixRowStart)
    {
      /* Re-insert the paragraph before the table, making sure the nFlag value
       * is correct. */
      this_para->member.para.nFlags &= ~MEPF_ROWSTART;
    }
    new_para = ME_SplitParagraph(editor, tmp.pRun, tmp.pRun->member.run.style,
                                 pUItem->nCR, pUItem->nLF, paraFlags);
    if (bFixRowStart)
      new_para->member.para.nFlags |= MEPF_ROWSTART;
    assert(pItem->member.para.pFmt->cbSize == sizeof(PARAFORMAT2));
    *new_para->member.para.pFmt = *pItem->member.para.pFmt;
    new_para->member.para.border = pItem->member.para.border;
    if (pItem->member.para.pCell)
    {
      ME_DisplayItem *pItemCell, *pCell;
      pItemCell = pItem->member.para.pCell;
      pCell = new_para->member.para.pCell;
      pCell->member.cell.nRightBoundary = pItemCell->member.cell.nRightBoundary;
      pCell->member.cell.border = pItemCell->member.cell.border;
    }
    break;
  }
  default:
    assert(0 == "PlayUndoItem, unexpected type");
  }
}
Esempio n. 2
0
File: para.c Progetto: AmesianX/wine
/* join tp with tp->member.para.next_para, keeping tp's style; this
 * is consistent with the original */
ME_DisplayItem *ME_JoinParagraphs(ME_TextEditor *editor, ME_DisplayItem *tp,
                                  BOOL keepFirstParaFormat)
{
  ME_DisplayItem *pNext, *pFirstRunInNext, *pRun, *pTmp, *pCell = NULL;
  int i, shift;
  int end_len;
  CHARFORMAT2W fmt;
  ME_Cursor startCur, endCur;
  ME_String *eol_str;

  assert(tp->type == diParagraph);
  assert(tp->member.para.next_para);
  assert(tp->member.para.next_para->type == diParagraph);

  pNext = tp->member.para.next_para;

  /* Need to locate end-of-paragraph run here, in order to know end_len */
  pRun = ME_FindItemBack(pNext, diRunOrParagraph);

  assert(pRun);
  assert(pRun->type == diRun);
  assert(pRun->member.run.nFlags & MERF_ENDPARA);

  end_len = pRun->member.run.len;
  eol_str = ME_VSplitString( tp->member.para.text, pRun->member.run.nCharOfs );
  ME_AppendString( tp->member.para.text, pNext->member.para.text->szData, pNext->member.para.text->nLen );

  /* null char format operation to store the original char format for the ENDPARA run */
  ME_InitCharFormat2W(&fmt);
  endCur.pPara = pNext;
  endCur.pRun = ME_FindItemFwd(pNext, diRun);
  endCur.nOffset = 0;
  startCur = endCur;
  ME_PrevRun(&startCur.pPara, &startCur.pRun);
  ME_SetCharFormat(editor, &startCur, &endCur, &fmt);

  if (!editor->bEmulateVersion10) { /* v4.1 */
    /* Table cell/row properties are always moved over from the removed para. */
    tp->member.para.nFlags = pNext->member.para.nFlags;
    tp->member.para.pCell = pNext->member.para.pCell;

    /* Remove cell boundary if it is between the end paragraph run and the next
     * paragraph display item. */
    for (pTmp = pRun->next; pTmp != pNext; pTmp = pTmp->next)
    {
      if (pTmp->type == diCell)
      {
        pCell = pTmp;
        break;
      }
    }
  }

  add_undo_split_para( editor, &pNext->member.para, eol_str, pCell ? &pCell->member.cell : NULL );

  if (pCell)
  {
    ME_Remove( pCell );
    if (pCell->member.cell.prev_cell)
      pCell->member.cell.prev_cell->member.cell.next_cell = pCell->member.cell.next_cell;
    if (pCell->member.cell.next_cell)
      pCell->member.cell.next_cell->member.cell.prev_cell = pCell->member.cell.prev_cell;
    ME_DestroyDisplayItem( pCell );
  }

  if (!keepFirstParaFormat)
  {
    add_undo_set_para_fmt( editor, &tp->member.para );
    *tp->member.para.pFmt = *pNext->member.para.pFmt;
    tp->member.para.border = pNext->member.para.border;
  }

  shift = pNext->member.para.nCharOfs - tp->member.para.nCharOfs - end_len;

  pFirstRunInNext = ME_FindItemFwd(pNext, diRunOrParagraph);

  assert(pFirstRunInNext->type == diRun);

  /* Update selection cursors so they don't point to the removed end
   * paragraph run, and point to the correct paragraph. */
  for (i=0; i < editor->nCursors; i++) {
    if (editor->pCursors[i].pRun == pRun) {
      editor->pCursors[i].pRun = pFirstRunInNext;
      editor->pCursors[i].nOffset = 0;
    } else if (editor->pCursors[i].pPara == pNext) {
      editor->pCursors[i].pPara = tp;
    }
  }

  pTmp = pNext;
  do {
    pTmp = ME_FindItemFwd(pTmp, diRunOrParagraphOrEnd);
    if (pTmp->type != diRun)
      break;
    TRACE("shifting %s by %d (previous %d)\n", debugstr_run( &pTmp->member.run ), shift, pTmp->member.run.nCharOfs);
    pTmp->member.run.nCharOfs += shift;
    pTmp->member.run.para = &tp->member.para;
  } while(1);

  ME_Remove(pRun);
  ME_DestroyDisplayItem(pRun);

  if (editor->pLastSelStartPara == pNext)
    editor->pLastSelStartPara = tp;
  if (editor->pLastSelEndPara == pNext)
    editor->pLastSelEndPara = tp;

  tp->member.para.next_para = pNext->member.para.next_para;
  pNext->member.para.next_para->member.para.prev_para = tp;
  ME_Remove(pNext);
  ME_DestroyDisplayItem(pNext);

  ME_PropagateCharOffset(tp->member.para.next_para, -end_len);

  ME_CheckCharOffsets(editor);

  editor->nParagraphs--;
  tp->member.para.nFlags |= MEPF_REWRAP;
  return tp;
}
Esempio n. 3
0
static void ME_PlayUndoItem(ME_TextEditor *editor, ME_DisplayItem *pItem)
{
  ME_UndoItem *pUItem = (ME_UndoItem *)pItem;

  if (editor->nUndoMode == umIgnore)
    return;
  TRACE("Playing undo/redo item, id=%s\n", ME_GetDITypeName(pItem->type));

  switch(pItem->type)
  {
  case diUndoEndTransaction:
    assert(0);
  case diUndoSetParagraphFormat:
  {
    ME_Cursor tmp;
    ME_CursorFromCharOfs(editor, pItem->member.para.nCharOfs, &tmp);
    ME_SetParaFormat(editor, ME_FindItemBack(tmp.pRun, diParagraph), pItem->member.para.pFmt);
    break;
  }
  case diUndoSetCharFormat:
  {
    ME_SetCharFormat(editor, pUItem->nStart, pUItem->nLen, &pItem->member.ustyle->fmt);
    break;
  }
  case diUndoSetDefaultCharFormat:
  {
    ME_SetDefaultCharFormat(editor, &pItem->member.ustyle->fmt);
    break;
  }
  case diUndoInsertRun:
  {
    ME_InsertRun(editor, pItem->member.run.nCharOfs, pItem);
    break;
  }
  case diUndoDeleteRun:
  {
    ME_InternalDeleteText(editor, pUItem->nStart, pUItem->nLen);
    break;
  }
  case diUndoJoinParagraphs:
  {
    ME_Cursor tmp;
    ME_CursorFromCharOfs(editor, pUItem->nStart, &tmp);
    /* the only thing that's needed is paragraph offset, so no need to split runs */
    ME_JoinParagraphs(editor, ME_GetParagraph(tmp.pRun));
    break;
  }
  case diUndoSplitParagraph:
  {
    ME_Cursor tmp;
    ME_DisplayItem *new_para;
    ME_CursorFromCharOfs(editor, pUItem->nStart, &tmp);
    if (tmp.nOffset)
      tmp.pRun = ME_SplitRunSimple(editor, tmp.pRun, tmp.nOffset);
    assert(pUItem->nCR >= 0);
    assert(pUItem->nLF >= 0);
    new_para = ME_SplitParagraph(editor, tmp.pRun, tmp.pRun->member.run.style,
      pUItem->nCR, pUItem->nLF);
    assert(pItem->member.para.pFmt->cbSize == sizeof(PARAFORMAT2));
    *new_para->member.para.pFmt = *pItem->member.para.pFmt;
    break;
  }
  default:
    assert(0 == "PlayUndoItem, unexpected type");
  }
}
Esempio n. 4
0
/* join tp with tp->member.para.next_para, keeping tp's style; this
 * is consistent with the original */
ME_DisplayItem *ME_JoinParagraphs(ME_TextEditor *editor, ME_DisplayItem *tp,
                                  BOOL keepFirstParaFormat)
{
  ME_DisplayItem *pNext, *pFirstRunInNext, *pRun, *pTmp;
  int i, shift;
  ME_UndoItem *undo = NULL;
  int end_len;
  CHARFORMAT2W fmt;
  ME_Cursor startCur, endCur;

  assert(tp->type == diParagraph);
  assert(tp->member.para.next_para);
  assert(tp->member.para.next_para->type == diParagraph);

  pNext = tp->member.para.next_para;

  /* Need to locate end-of-paragraph run here, in order to know end_len */
  pRun = ME_FindItemBack(pNext, diRunOrParagraph);

  assert(pRun);
  assert(pRun->type == diRun);
  assert(pRun->member.run.nFlags & MERF_ENDPARA);

  end_len = pRun->member.run.strText->nLen;

  /* null char format operation to store the original char format for the ENDPARA run */
  ME_InitCharFormat2W(&fmt);
  endCur.pPara = pNext;
  endCur.pRun = ME_FindItemFwd(pNext, diRun);
  endCur.nOffset = 0;
  startCur = endCur;
  ME_PrevRun(&startCur.pPara, &startCur.pRun);
  ME_SetCharFormat(editor, &startCur, &endCur, &fmt);

  undo = ME_AddUndoItem(editor, diUndoSplitParagraph, pNext);
  if (undo)
  {
    undo->nStart = pNext->member.para.nCharOfs - end_len;
    undo->eol_str = pRun->member.run.strText;
    pRun->member.run.strText = NULL; /* Avoid freeing the string */
  }
  if (!keepFirstParaFormat)
  {
    ME_AddUndoItem(editor, diUndoSetParagraphFormat, tp);
    *tp->member.para.pFmt = *pNext->member.para.pFmt;
    tp->member.para.border = pNext->member.para.border;
  }

  if (!editor->bEmulateVersion10) { /* v4.1 */
    /* Table cell/row properties are always moved over from the removed para. */
    tp->member.para.nFlags = pNext->member.para.nFlags;
    tp->member.para.pCell = pNext->member.para.pCell;

    /* Remove cell boundary if it is between the end paragraph run and the next
     * paragraph display item. */
    pTmp = pRun->next;
    while (pTmp != pNext) {
      if (pTmp->type == diCell)
      {
        ME_Cell *pCell = &pTmp->member.cell;
        if (undo)
        {
          assert(!(undo->di.member.para.nFlags & MEPF_ROWEND));
          if (!(undo->di.member.para.nFlags & MEPF_ROWSTART))
            undo->di.member.para.nFlags |= MEPF_CELL;
          undo->di.member.para.pCell = ALLOC_OBJ(ME_DisplayItem);
          *undo->di.member.para.pCell = *pTmp;
          undo->di.member.para.pCell->next = NULL;
          undo->di.member.para.pCell->prev = NULL;
          undo->di.member.para.pCell->member.cell.next_cell = NULL;
          undo->di.member.para.pCell->member.cell.prev_cell = NULL;
        }
        ME_Remove(pTmp);
        if (pCell->prev_cell)
          pCell->prev_cell->member.cell.next_cell = pCell->next_cell;
        if (pCell->next_cell)
          pCell->next_cell->member.cell.prev_cell = pCell->prev_cell;
        ME_DestroyDisplayItem(pTmp);
        break;
      }
      pTmp = pTmp->next;
    }
  }

  shift = pNext->member.para.nCharOfs - tp->member.para.nCharOfs - end_len;

  pFirstRunInNext = ME_FindItemFwd(pNext, diRunOrParagraph);

  assert(pFirstRunInNext->type == diRun);

  /* Update selection cursors so they don't point to the removed end
   * paragraph run, and point to the correct paragraph. */
  for (i=0; i < editor->nCursors; i++) {
    if (editor->pCursors[i].pRun == pRun) {
      editor->pCursors[i].pRun = pFirstRunInNext;
      editor->pCursors[i].nOffset = 0;
    } else if (editor->pCursors[i].pPara == pNext) {
      editor->pCursors[i].pPara = tp;
    }
  }

  pTmp = pNext;
  do {
    pTmp = ME_FindItemFwd(pTmp, diRunOrParagraphOrEnd);
    if (pTmp->type != diRun)
      break;
    TRACE("shifting \"%s\" by %d (previous %d)\n", debugstr_w(pTmp->member.run.strText->szData), shift, pTmp->member.run.nCharOfs);
    pTmp->member.run.nCharOfs += shift;
  } while(1);

  ME_Remove(pRun);
  ME_DestroyDisplayItem(pRun);

  if (editor->pLastSelStartPara == pNext)
    editor->pLastSelStartPara = tp;
  if (editor->pLastSelEndPara == pNext)
    editor->pLastSelEndPara = tp;

  tp->member.para.next_para = pNext->member.para.next_para;
  pNext->member.para.next_para->member.para.prev_para = tp;
  ME_Remove(pNext);
  ME_DestroyDisplayItem(pNext);

  ME_PropagateCharOffset(tp->member.para.next_para, -end_len);

  ME_CheckCharOffsets(editor);

  editor->nParagraphs--;
  tp->member.para.nFlags |= MEPF_REWRAP;
  return tp;
}