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635 lines
22 KiB
C
635 lines
22 KiB
C
/*
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* RichEdit - functions working on paragraphs of text (diParagraph).
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*
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* Copyright 2004 by Krzysztof Foltman
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* Copyright 2006 by Phil Krylov
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "editor.h"
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WINE_DEFAULT_DEBUG_CHANNEL(richedit);
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void ME_MakeFirstParagraph(ME_TextEditor *editor)
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{
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ME_Context c;
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CHARFORMAT2W cf;
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LOGFONTW lf;
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HFONT hf;
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ME_TextBuffer *text = editor->pBuffer;
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ME_DisplayItem *para = ME_MakeDI(diParagraph);
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ME_DisplayItem *run;
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ME_Style *style;
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int eol_len;
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WCHAR cr_lf[] = {'\r','\n',0};
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ME_InitContext(&c, editor, ITextHost_TxGetDC(editor->texthost));
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hf = GetStockObject(SYSTEM_FONT);
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assert(hf);
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GetObjectW(hf, sizeof(LOGFONTW), &lf);
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ZeroMemory(&cf, sizeof(cf));
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cf.cbSize = sizeof(cf);
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cf.dwMask = CFM_BACKCOLOR|CFM_COLOR|CFM_FACE|CFM_SIZE|CFM_CHARSET;
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cf.dwMask |= CFM_ALLCAPS|CFM_BOLD|CFM_DISABLED|CFM_EMBOSS|CFM_HIDDEN;
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cf.dwMask |= CFM_IMPRINT|CFM_ITALIC|CFM_LINK|CFM_OUTLINE|CFM_PROTECTED;
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cf.dwMask |= CFM_REVISED|CFM_SHADOW|CFM_SMALLCAPS|CFM_STRIKEOUT;
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cf.dwMask |= CFM_SUBSCRIPT|CFM_UNDERLINETYPE|CFM_WEIGHT;
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cf.dwEffects = CFE_AUTOCOLOR | CFE_AUTOBACKCOLOR;
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lstrcpyW(cf.szFaceName, lf.lfFaceName);
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/* Convert system font height from logical units to twips for cf.yHeight */
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cf.yHeight = (lf.lfHeight * 72 * 1440) / (c.dpi.cy * c.dpi.cy);
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if (lf.lfWeight > FW_NORMAL) cf.dwEffects |= CFE_BOLD;
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cf.wWeight = lf.lfWeight;
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if (lf.lfItalic) cf.dwEffects |= CFE_ITALIC;
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cf.bUnderlineType = (lf.lfUnderline) ? CFU_CF1UNDERLINE : CFU_UNDERLINENONE;
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if (lf.lfStrikeOut) cf.dwEffects |= CFE_STRIKEOUT;
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cf.bPitchAndFamily = lf.lfPitchAndFamily;
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cf.bCharSet = lf.lfCharSet;
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style = ME_MakeStyle(&cf);
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text->pDefaultStyle = style;
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eol_len = editor->bEmulateVersion10 ? 2 : 1;
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para->member.para.text = ME_MakeStringN( cr_lf, eol_len );
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run = ME_MakeRun(style, MERF_ENDPARA);
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run->member.run.nCharOfs = 0;
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run->member.run.len = eol_len;
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run->member.run.para = ¶->member.para;
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ME_InsertBefore(text->pLast, para);
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ME_InsertBefore(text->pLast, run);
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para->member.para.prev_para = text->pFirst;
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para->member.para.next_para = text->pLast;
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text->pFirst->member.para.next_para = para;
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text->pLast->member.para.prev_para = para;
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text->pLast->member.para.nCharOfs = editor->bEmulateVersion10 ? 2 : 1;
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ME_DestroyContext(&c);
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}
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static void ME_MarkForWrapping(ME_TextEditor *editor, ME_DisplayItem *first, const ME_DisplayItem *last)
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{
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while(first != last)
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{
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first->member.para.nFlags |= MEPF_REWRAP;
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first = first->member.para.next_para;
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}
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}
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void ME_MarkAllForWrapping(ME_TextEditor *editor)
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{
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ME_MarkForWrapping(editor, editor->pBuffer->pFirst->member.para.next_para, editor->pBuffer->pLast);
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}
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static void ME_UpdateTableFlags(ME_DisplayItem *para)
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{
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para->member.para.pFmt->dwMask |= PFM_TABLE|PFM_TABLEROWDELIMITER;
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if (para->member.para.pCell) {
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para->member.para.nFlags |= MEPF_CELL;
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} else {
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para->member.para.nFlags &= ~MEPF_CELL;
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}
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if (para->member.para.nFlags & MEPF_ROWEND) {
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para->member.para.pFmt->wEffects |= PFE_TABLEROWDELIMITER;
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} else {
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para->member.para.pFmt->wEffects &= ~PFE_TABLEROWDELIMITER;
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}
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if (para->member.para.nFlags & (MEPF_ROWSTART|MEPF_CELL|MEPF_ROWEND))
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para->member.para.pFmt->wEffects |= PFE_TABLE;
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else
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para->member.para.pFmt->wEffects &= ~PFE_TABLE;
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}
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static BOOL ME_SetParaFormat(ME_TextEditor *editor, ME_DisplayItem *para, const PARAFORMAT2 *pFmt)
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{
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PARAFORMAT2 copy;
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DWORD dwMask;
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assert(para->member.para.pFmt->cbSize == sizeof(PARAFORMAT2));
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dwMask = pFmt->dwMask;
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if (pFmt->cbSize < sizeof(PARAFORMAT))
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return FALSE;
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else if (pFmt->cbSize < sizeof(PARAFORMAT2))
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dwMask &= PFM_ALL;
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else
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dwMask &= PFM_ALL2;
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add_undo_set_para_fmt( editor, ¶->member.para );
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copy = *para->member.para.pFmt;
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#define COPY_FIELD(m, f) \
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if (dwMask & (m)) { \
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para->member.para.pFmt->dwMask |= m; \
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para->member.para.pFmt->f = pFmt->f; \
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}
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COPY_FIELD(PFM_NUMBERING, wNumbering);
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COPY_FIELD(PFM_STARTINDENT, dxStartIndent);
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if (dwMask & PFM_OFFSETINDENT)
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para->member.para.pFmt->dxStartIndent += pFmt->dxStartIndent;
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COPY_FIELD(PFM_RIGHTINDENT, dxRightIndent);
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COPY_FIELD(PFM_OFFSET, dxOffset);
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COPY_FIELD(PFM_ALIGNMENT, wAlignment);
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if (dwMask & PFM_TABSTOPS)
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{
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para->member.para.pFmt->cTabCount = pFmt->cTabCount;
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memcpy(para->member.para.pFmt->rgxTabs, pFmt->rgxTabs, pFmt->cTabCount*sizeof(LONG));
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}
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if (dwMask & (PFM_ALL2 & ~PFM_ALL))
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{
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/* PARAFORMAT2 fields */
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#define EFFECTS_MASK (PFM_RTLPARA|PFM_KEEP|PFM_KEEPNEXT|PFM_PAGEBREAKBEFORE| \
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PFM_NOLINENUMBER|PFM_NOWIDOWCONTROL|PFM_DONOTHYPHEN|PFM_SIDEBYSIDE| \
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PFM_TABLE)
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/* we take for granted that PFE_xxx is the hiword of the corresponding PFM_xxx */
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if (dwMask & EFFECTS_MASK) {
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para->member.para.pFmt->dwMask |= dwMask & EFFECTS_MASK;
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para->member.para.pFmt->wEffects &= ~HIWORD(dwMask);
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para->member.para.pFmt->wEffects |= pFmt->wEffects & HIWORD(dwMask);
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}
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#undef EFFECTS_MASK
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COPY_FIELD(PFM_SPACEBEFORE, dySpaceBefore);
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COPY_FIELD(PFM_SPACEAFTER, dySpaceAfter);
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COPY_FIELD(PFM_LINESPACING, dyLineSpacing);
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COPY_FIELD(PFM_STYLE, sStyle);
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COPY_FIELD(PFM_LINESPACING, bLineSpacingRule);
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COPY_FIELD(PFM_SHADING, wShadingWeight);
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COPY_FIELD(PFM_SHADING, wShadingStyle);
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COPY_FIELD(PFM_NUMBERINGSTART, wNumberingStart);
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COPY_FIELD(PFM_NUMBERINGSTYLE, wNumberingStyle);
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COPY_FIELD(PFM_NUMBERINGTAB, wNumberingTab);
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COPY_FIELD(PFM_BORDER, wBorderSpace);
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COPY_FIELD(PFM_BORDER, wBorderWidth);
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COPY_FIELD(PFM_BORDER, wBorders);
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}
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para->member.para.pFmt->dwMask |= dwMask;
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#undef COPY_FIELD
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if (memcmp(©, para->member.para.pFmt, sizeof(PARAFORMAT2)))
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para->member.para.nFlags |= MEPF_REWRAP;
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return TRUE;
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}
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/* split paragraph at the beginning of the run */
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ME_DisplayItem *ME_SplitParagraph(ME_TextEditor *editor, ME_DisplayItem *run,
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ME_Style *style, const WCHAR *eol_str, int eol_len,
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int paraFlags)
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{
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ME_DisplayItem *next_para = NULL;
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ME_DisplayItem *run_para = NULL;
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ME_DisplayItem *new_para = ME_MakeDI(diParagraph);
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ME_DisplayItem *end_run;
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int ofs, i;
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ME_DisplayItem *pp;
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int run_flags = MERF_ENDPARA;
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if (!editor->bEmulateVersion10) { /* v4.1 */
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/* At most 1 of MEPF_CELL, MEPF_ROWSTART, or MEPF_ROWEND should be set. */
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assert(!(paraFlags & ~(MEPF_CELL|MEPF_ROWSTART|MEPF_ROWEND)));
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assert(!(paraFlags & (paraFlags-1)));
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if (paraFlags == MEPF_CELL)
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run_flags |= MERF_ENDCELL;
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else if (paraFlags == MEPF_ROWSTART)
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run_flags |= MERF_TABLESTART|MERF_HIDDEN;
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} else { /* v1.0 - v3.0 */
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assert(!(paraFlags & (MEPF_CELL|MEPF_ROWSTART|MEPF_ROWEND)));
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}
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assert(run->type == diRun);
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run_para = ME_GetParagraph(run);
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assert(run_para->member.para.pFmt->cbSize == sizeof(PARAFORMAT2));
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new_para->member.para.text = ME_VSplitString( run_para->member.para.text, run->member.run.nCharOfs );
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end_run = ME_MakeRun(style, run_flags);
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ofs = end_run->member.run.nCharOfs = run->member.run.nCharOfs;
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end_run->member.run.len = eol_len;
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end_run->member.run.para = run->member.run.para;
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ME_AppendString( run_para->member.para.text, eol_str, eol_len );
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next_para = run_para->member.para.next_para;
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assert(next_para == ME_FindItemFwd(run_para, diParagraphOrEnd));
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add_undo_join_paras( editor, run_para->member.para.nCharOfs + ofs );
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/* Update selection cursors to point to the correct paragraph. */
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for (i = 0; i < editor->nCursors; i++) {
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if (editor->pCursors[i].pPara == run_para &&
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run->member.run.nCharOfs <= editor->pCursors[i].pRun->member.run.nCharOfs)
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{
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editor->pCursors[i].pPara = new_para;
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}
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}
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/* the new paragraph will have a different starting offset, so let's update its runs */
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pp = run;
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while(pp->type == diRun) {
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pp->member.run.nCharOfs -= ofs;
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pp->member.run.para = &new_para->member.para;
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pp = ME_FindItemFwd(pp, diRunOrParagraphOrEnd);
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}
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new_para->member.para.nCharOfs = run_para->member.para.nCharOfs + ofs;
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new_para->member.para.nCharOfs += eol_len;
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new_para->member.para.nFlags = MEPF_REWRAP;
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/* FIXME initialize format style and call ME_SetParaFormat blah blah */
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*new_para->member.para.pFmt = *run_para->member.para.pFmt;
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new_para->member.para.border = run_para->member.para.border;
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/* insert paragraph into paragraph double linked list */
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new_para->member.para.prev_para = run_para;
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new_para->member.para.next_para = next_para;
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run_para->member.para.next_para = new_para;
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next_para->member.para.prev_para = new_para;
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/* insert end run of the old paragraph, and new paragraph, into DI double linked list */
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ME_InsertBefore(run, new_para);
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ME_InsertBefore(new_para, end_run);
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if (!editor->bEmulateVersion10) { /* v4.1 */
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if (paraFlags & (MEPF_ROWSTART|MEPF_CELL))
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{
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ME_DisplayItem *cell = ME_MakeDI(diCell);
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ME_InsertBefore(new_para, cell);
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new_para->member.para.pCell = cell;
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cell->member.cell.next_cell = NULL;
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if (paraFlags & MEPF_ROWSTART)
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{
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run_para->member.para.nFlags |= MEPF_ROWSTART;
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cell->member.cell.prev_cell = NULL;
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cell->member.cell.parent_cell = run_para->member.para.pCell;
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if (run_para->member.para.pCell)
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cell->member.cell.nNestingLevel = run_para->member.para.pCell->member.cell.nNestingLevel + 1;
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else
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cell->member.cell.nNestingLevel = 1;
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} else {
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cell->member.cell.prev_cell = run_para->member.para.pCell;
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assert(cell->member.cell.prev_cell);
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cell->member.cell.prev_cell->member.cell.next_cell = cell;
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assert(run_para->member.para.nFlags & MEPF_CELL);
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assert(!(run_para->member.para.nFlags & MEPF_ROWSTART));
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cell->member.cell.nNestingLevel = cell->member.cell.prev_cell->member.cell.nNestingLevel;
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cell->member.cell.parent_cell = cell->member.cell.prev_cell->member.cell.parent_cell;
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}
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} else if (paraFlags & MEPF_ROWEND) {
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run_para->member.para.nFlags |= MEPF_ROWEND;
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run_para->member.para.pCell = run_para->member.para.pCell->member.cell.parent_cell;
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new_para->member.para.pCell = run_para->member.para.pCell;
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assert(run_para->member.para.prev_para->member.para.nFlags & MEPF_CELL);
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assert(!(run_para->member.para.prev_para->member.para.nFlags & MEPF_ROWSTART));
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if (new_para->member.para.pCell != new_para->member.para.next_para->member.para.pCell
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&& new_para->member.para.next_para->member.para.pCell
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&& !new_para->member.para.next_para->member.para.pCell->member.cell.prev_cell)
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{
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/* Row starts just after the row that was ended. */
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new_para->member.para.nFlags |= MEPF_ROWSTART;
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}
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} else {
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new_para->member.para.pCell = run_para->member.para.pCell;
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}
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ME_UpdateTableFlags(run_para);
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ME_UpdateTableFlags(new_para);
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}
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/* force rewrap of the */
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run_para->member.para.prev_para->member.para.nFlags |= MEPF_REWRAP;
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new_para->member.para.prev_para->member.para.nFlags |= MEPF_REWRAP;
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/* we've added the end run, so we need to modify nCharOfs in the next paragraphs */
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ME_PropagateCharOffset(next_para, eol_len);
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editor->nParagraphs++;
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return new_para;
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}
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/* join tp with tp->member.para.next_para, keeping tp's style; this
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* is consistent with the original */
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ME_DisplayItem *ME_JoinParagraphs(ME_TextEditor *editor, ME_DisplayItem *tp,
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BOOL keepFirstParaFormat)
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{
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ME_DisplayItem *pNext, *pFirstRunInNext, *pRun, *pTmp, *pCell = NULL;
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int i, shift;
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int end_len;
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CHARFORMAT2W fmt;
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ME_Cursor startCur, endCur;
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ME_String *eol_str;
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assert(tp->type == diParagraph);
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assert(tp->member.para.next_para);
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assert(tp->member.para.next_para->type == diParagraph);
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pNext = tp->member.para.next_para;
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/* Need to locate end-of-paragraph run here, in order to know end_len */
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pRun = ME_FindItemBack(pNext, diRunOrParagraph);
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assert(pRun);
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assert(pRun->type == diRun);
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assert(pRun->member.run.nFlags & MERF_ENDPARA);
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end_len = pRun->member.run.len;
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eol_str = ME_VSplitString( tp->member.para.text, pRun->member.run.nCharOfs );
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ME_AppendString( tp->member.para.text, pNext->member.para.text->szData, pNext->member.para.text->nLen );
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/* null char format operation to store the original char format for the ENDPARA run */
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ME_InitCharFormat2W(&fmt);
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endCur.pPara = pNext;
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endCur.pRun = ME_FindItemFwd(pNext, diRun);
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endCur.nOffset = 0;
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startCur = endCur;
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ME_PrevRun(&startCur.pPara, &startCur.pRun);
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ME_SetCharFormat(editor, &startCur, &endCur, &fmt);
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if (!editor->bEmulateVersion10) { /* v4.1 */
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/* Table cell/row properties are always moved over from the removed para. */
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tp->member.para.nFlags = pNext->member.para.nFlags;
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tp->member.para.pCell = pNext->member.para.pCell;
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/* Remove cell boundary if it is between the end paragraph run and the next
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* paragraph display item. */
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for (pTmp = pRun->next; pTmp != pNext; pTmp = pTmp->next)
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{
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if (pTmp->type == diCell)
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{
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pCell = pTmp;
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break;
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}
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}
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}
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add_undo_split_para( editor, &pNext->member.para, eol_str, pCell ? &pCell->member.cell : NULL );
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if (pCell)
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{
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ME_Remove( pCell );
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if (pCell->member.cell.prev_cell)
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pCell->member.cell.prev_cell->member.cell.next_cell = pCell->member.cell.next_cell;
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if (pCell->member.cell.next_cell)
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pCell->member.cell.next_cell->member.cell.prev_cell = pCell->member.cell.prev_cell;
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ME_DestroyDisplayItem( pCell );
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}
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if (!keepFirstParaFormat)
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{
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add_undo_set_para_fmt( editor, &tp->member.para );
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*tp->member.para.pFmt = *pNext->member.para.pFmt;
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tp->member.para.border = pNext->member.para.border;
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}
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shift = pNext->member.para.nCharOfs - tp->member.para.nCharOfs - end_len;
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pFirstRunInNext = ME_FindItemFwd(pNext, diRunOrParagraph);
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assert(pFirstRunInNext->type == diRun);
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/* Update selection cursors so they don't point to the removed end
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* paragraph run, and point to the correct paragraph. */
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for (i=0; i < editor->nCursors; i++) {
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if (editor->pCursors[i].pRun == pRun) {
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editor->pCursors[i].pRun = pFirstRunInNext;
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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;
|
|
}
|
|
|
|
ME_DisplayItem *ME_GetParagraph(ME_DisplayItem *item) {
|
|
return ME_FindItemBackOrHere(item, diParagraph);
|
|
}
|
|
|
|
void ME_DumpParaStyleToBuf(const PARAFORMAT2 *pFmt, char buf[2048])
|
|
{
|
|
char *p;
|
|
p = buf;
|
|
|
|
#define DUMP(mask, name, fmt, field) \
|
|
if (pFmt->dwMask & (mask)) p += sprintf(p, "%-22s" fmt "\n", name, pFmt->field); \
|
|
else p += sprintf(p, "%-22sN/A\n", name);
|
|
|
|
/* we take for granted that PFE_xxx is the hiword of the corresponding PFM_xxx */
|
|
#define DUMP_EFFECT(mask, name) \
|
|
p += sprintf(p, "%-22s%s\n", name, (pFmt->dwMask & (mask)) ? ((pFmt->wEffects & ((mask) >> 16)) ? "yes" : "no") : "N/A");
|
|
|
|
DUMP(PFM_NUMBERING, "Numbering:", "%u", wNumbering);
|
|
DUMP_EFFECT(PFM_DONOTHYPHEN, "Disable auto-hyphen:");
|
|
DUMP_EFFECT(PFM_KEEP, "No page break in para:");
|
|
DUMP_EFFECT(PFM_KEEPNEXT, "No page break in para & next:");
|
|
DUMP_EFFECT(PFM_NOLINENUMBER, "No line number:");
|
|
DUMP_EFFECT(PFM_NOWIDOWCONTROL, "No widow & orphan:");
|
|
DUMP_EFFECT(PFM_PAGEBREAKBEFORE, "Page break before:");
|
|
DUMP_EFFECT(PFM_RTLPARA, "RTL para:");
|
|
DUMP_EFFECT(PFM_SIDEBYSIDE, "Side by side:");
|
|
DUMP_EFFECT(PFM_TABLE, "Table:");
|
|
DUMP(PFM_OFFSETINDENT, "Offset indent:", "%d", dxStartIndent);
|
|
DUMP(PFM_STARTINDENT, "Start indent:", "%d", dxStartIndent);
|
|
DUMP(PFM_RIGHTINDENT, "Right indent:", "%d", dxRightIndent);
|
|
DUMP(PFM_OFFSET, "Offset:", "%d", dxOffset);
|
|
if (pFmt->dwMask & PFM_ALIGNMENT) {
|
|
switch (pFmt->wAlignment) {
|
|
case PFA_LEFT : p += sprintf(p, "Alignment: left\n"); break;
|
|
case PFA_RIGHT : p += sprintf(p, "Alignment: right\n"); break;
|
|
case PFA_CENTER : p += sprintf(p, "Alignment: center\n"); break;
|
|
case PFA_JUSTIFY: p += sprintf(p, "Alignment: justify\n"); break;
|
|
default : p += sprintf(p, "Alignment: incorrect %d\n", pFmt->wAlignment); break;
|
|
}
|
|
}
|
|
else p += sprintf(p, "Alignment: N/A\n");
|
|
DUMP(PFM_TABSTOPS, "Tab Stops:", "%d", cTabCount);
|
|
if (pFmt->dwMask & PFM_TABSTOPS) {
|
|
int i;
|
|
p += sprintf(p, "\t");
|
|
for (i = 0; i < pFmt->cTabCount; i++) p += sprintf(p, "%x ", pFmt->rgxTabs[i]);
|
|
p += sprintf(p, "\n");
|
|
}
|
|
DUMP(PFM_SPACEBEFORE, "Space Before:", "%d", dySpaceBefore);
|
|
DUMP(PFM_SPACEAFTER, "Space After:", "%d", dySpaceAfter);
|
|
DUMP(PFM_LINESPACING, "Line spacing:", "%d", dyLineSpacing);
|
|
DUMP(PFM_STYLE, "Text style:", "%d", sStyle);
|
|
DUMP(PFM_LINESPACING, "Line spacing rule:", "%u", bLineSpacingRule);
|
|
/* bOutlineLevel should be 0 */
|
|
DUMP(PFM_SHADING, "Shading Weigth:", "%u", wShadingWeight);
|
|
DUMP(PFM_SHADING, "Shading Style:", "%u", wShadingStyle);
|
|
DUMP(PFM_NUMBERINGSTART, "Numbering Start:", "%u", wNumberingStart);
|
|
DUMP(PFM_NUMBERINGSTYLE, "Numbering Style:", "0x%x", wNumberingStyle);
|
|
DUMP(PFM_NUMBERINGTAB, "Numbering Tab:", "%u", wNumberingStyle);
|
|
DUMP(PFM_BORDER, "Border Space:", "%u", wBorderSpace);
|
|
DUMP(PFM_BORDER, "Border Width:", "%u", wBorderWidth);
|
|
DUMP(PFM_BORDER, "Borders:", "%u", wBorders);
|
|
|
|
#undef DUMP
|
|
#undef DUMP_EFFECT
|
|
}
|
|
|
|
void
|
|
ME_GetSelectionParas(ME_TextEditor *editor, ME_DisplayItem **para, ME_DisplayItem **para_end)
|
|
{
|
|
ME_Cursor *pEndCursor = &editor->pCursors[1];
|
|
|
|
*para = editor->pCursors[0].pPara;
|
|
*para_end = editor->pCursors[1].pPara;
|
|
if (*para == *para_end)
|
|
return;
|
|
|
|
if ((*para_end)->member.para.nCharOfs < (*para)->member.para.nCharOfs) {
|
|
ME_DisplayItem *tmp = *para;
|
|
|
|
*para = *para_end;
|
|
*para_end = tmp;
|
|
pEndCursor = &editor->pCursors[0];
|
|
}
|
|
|
|
/* The paragraph at the end of a non-empty selection isn't included
|
|
* if the selection ends at the start of the paragraph. */
|
|
if (!pEndCursor->pRun->member.run.nCharOfs && !pEndCursor->nOffset)
|
|
*para_end = (*para_end)->member.para.prev_para;
|
|
}
|
|
|
|
|
|
BOOL ME_SetSelectionParaFormat(ME_TextEditor *editor, const PARAFORMAT2 *pFmt)
|
|
{
|
|
ME_DisplayItem *para, *para_end;
|
|
|
|
ME_GetSelectionParas(editor, ¶, ¶_end);
|
|
|
|
do {
|
|
ME_SetParaFormat(editor, para, pFmt);
|
|
if (para == para_end)
|
|
break;
|
|
para = para->member.para.next_para;
|
|
} while(1);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static void ME_GetParaFormat(ME_TextEditor *editor,
|
|
const ME_DisplayItem *para,
|
|
PARAFORMAT2 *pFmt)
|
|
{
|
|
UINT cbSize = pFmt->cbSize;
|
|
if (pFmt->cbSize >= sizeof(PARAFORMAT2)) {
|
|
*pFmt = *para->member.para.pFmt;
|
|
} else {
|
|
CopyMemory(pFmt, para->member.para.pFmt, pFmt->cbSize);
|
|
pFmt->dwMask &= PFM_ALL;
|
|
}
|
|
pFmt->cbSize = cbSize;
|
|
}
|
|
|
|
void ME_GetSelectionParaFormat(ME_TextEditor *editor, PARAFORMAT2 *pFmt)
|
|
{
|
|
ME_DisplayItem *para, *para_end;
|
|
PARAFORMAT2 *curFmt;
|
|
|
|
if (pFmt->cbSize < sizeof(PARAFORMAT)) {
|
|
pFmt->dwMask = 0;
|
|
return;
|
|
}
|
|
|
|
ME_GetSelectionParas(editor, ¶, ¶_end);
|
|
|
|
ME_GetParaFormat(editor, para, pFmt);
|
|
|
|
/* Invalidate values that change across the selected paragraphs. */
|
|
while (para != para_end)
|
|
{
|
|
para = para->member.para.next_para;
|
|
curFmt = para->member.para.pFmt;
|
|
|
|
#define CHECK_FIELD(m, f) \
|
|
if (pFmt->f != curFmt->f) pFmt->dwMask &= ~(m);
|
|
|
|
CHECK_FIELD(PFM_NUMBERING, wNumbering);
|
|
CHECK_FIELD(PFM_STARTINDENT, dxStartIndent);
|
|
CHECK_FIELD(PFM_RIGHTINDENT, dxRightIndent);
|
|
CHECK_FIELD(PFM_OFFSET, dxOffset);
|
|
CHECK_FIELD(PFM_ALIGNMENT, wAlignment);
|
|
if (pFmt->dwMask & PFM_TABSTOPS) {
|
|
if (pFmt->cTabCount != para->member.para.pFmt->cTabCount ||
|
|
memcmp(pFmt->rgxTabs, curFmt->rgxTabs, curFmt->cTabCount*sizeof(int)))
|
|
pFmt->dwMask &= ~PFM_TABSTOPS;
|
|
}
|
|
|
|
if (pFmt->dwMask >= sizeof(PARAFORMAT2))
|
|
{
|
|
pFmt->dwMask &= ~((pFmt->wEffects ^ curFmt->wEffects) << 16);
|
|
CHECK_FIELD(PFM_SPACEBEFORE, dySpaceBefore);
|
|
CHECK_FIELD(PFM_SPACEAFTER, dySpaceAfter);
|
|
CHECK_FIELD(PFM_LINESPACING, dyLineSpacing);
|
|
CHECK_FIELD(PFM_STYLE, sStyle);
|
|
CHECK_FIELD(PFM_SPACEAFTER, bLineSpacingRule);
|
|
CHECK_FIELD(PFM_SHADING, wShadingWeight);
|
|
CHECK_FIELD(PFM_SHADING, wShadingStyle);
|
|
CHECK_FIELD(PFM_NUMBERINGSTART, wNumberingStart);
|
|
CHECK_FIELD(PFM_NUMBERINGSTYLE, wNumberingStyle);
|
|
CHECK_FIELD(PFM_NUMBERINGTAB, wNumberingTab);
|
|
CHECK_FIELD(PFM_BORDER, wBorderSpace);
|
|
CHECK_FIELD(PFM_BORDER, wBorderWidth);
|
|
CHECK_FIELD(PFM_BORDER, wBorders);
|
|
}
|
|
#undef CHECK_FIELD
|
|
}
|
|
}
|
|
|
|
void ME_SetDefaultParaFormat(PARAFORMAT2 *pFmt)
|
|
{
|
|
ZeroMemory(pFmt, sizeof(PARAFORMAT2));
|
|
pFmt->cbSize = sizeof(PARAFORMAT2);
|
|
pFmt->dwMask = PFM_ALL2;
|
|
pFmt->wAlignment = PFA_LEFT;
|
|
pFmt->sStyle = -1;
|
|
pFmt->bOutlineLevel = TRUE;
|
|
}
|