/* This file is part of * ====================================================== * * LyX, The Document Processor * * Copyright (C) 1995 Matthias Ettrich * Copyright (C) 1995-1998 The LyX Team. *
*======================================================*/
while (par) {
InsertParagraph(par, lastrow);
par = par->Next();
} /* set cursor at the very top position */
selection = true; /* these setting is necessary * because of the delete-empty- * paragraph mechanism in
* SetCursor */
SetCursor(firstrow->par, 0);
sel_cursor = cursor;
selection = false;
mark_set = false;
/* no rebreak necessary */
need_break_row = NULL;
undo_finished = true;
undo_frozen = false;
// Default layouttype for copy environment type
copylayouttype = 0;
}
// Destructor
LyXText::~LyXText()
{ // Delete all rows, this does not touch the paragraphs!
Row *tmprow = firstrow; while (firstrow) {
tmprow = firstrow->next; delete firstrow;
firstrow = tmprow;
}
}
// Gets the fully instantiated font at a given position in a paragraph // Basically the same routine as LyXParagraph::getFont() in paragraph.C. // The difference is that this one is used for displaying, and thus we // are allowed to make cosmetic improvements. For instance make footnotes // smaller. (Asger) // If position is -1, we get the layout font of the paragraph. // If position is -2, we get the font of the manual label of the paragraph.
LyXFont LyXText::GetFont(LyXParagraph* par, int pos)
{
LyXLayout *layout =
lyxstyle.Style(parameters->textclass, par->GetLayout());
char par_depth = par->GetDepth(); // We specialize the 95% common case: if (par->footnoteflag == LyXParagraph::NO_FOOTNOTE && !par_depth) { if (pos >= 0){ // 95% goes here if (layout->labeltype == LABEL_MANUAL
&& pos < BeginningOfMainBody(par)) { // 1% goes here return par->GetFontSettings(pos).
realize(layout->reslabelfont);
} else return par->GetFontSettings(pos).
realize(layout->resfont);
} else { // 5% goes here. // process layoutfont for pos == -1 and labelfont for pos < -1 if (pos == -1) return layout->resfont; else return layout->reslabelfont;
}
}
// The uncommon case need not be optimized as much
LyXFont layoutfont, tmpfont;
if (pos >= 0){ // 95% goes here if (pos < BeginningOfMainBody(par)) { // 1% goes here
layoutfont = layout->labelfont;
} else { // 99% goes here
layoutfont = layout->font;
}
tmpfont = par->GetFontSettings(pos);
tmpfont.realize(layoutfont);
} else{ // 5% goes here. // process layoutfont for pos == -1 and labelfont for pos < -1 if (pos == -1)
tmpfont = layout->font; else
tmpfont = layout->labelfont;
}
// Resolve against environment font information //if (par->GetDepth()){ // already in while condition while (par && par_depth && !tmpfont.resolved()) {
par = par->DepthHook(par_depth - 1); if (par) {
tmpfont.realize(lyxstyle.
Style(parameters->textclass,
par->GetLayout())->font);
par_depth = par->GetDepth();
}
} //}
// Cosmetic improvement: If this is an open footnote, make the font // smaller. if (par->footnoteflag == LyXParagraph::OPEN_FOOTNOTE
&& par->footnotekind == LyXParagraph::FOOTNOTE) {
tmpfont.decSize();
}
return tmpfont;
}
void LyXText::SetCharFont(LyXParagraph *par, int pos, LyXFont font)
{ /* let the insets convert their font */ if (par->GetChar(pos) == LYX_META_INSET) { if (par->GetInset(pos))
font = par->GetInset(pos)->ConvertFont(font);
}
// Realize against environment font information if (par->GetDepth()){
LyXParagraph * tp = par; while (!layoutfont.resolved() && tp && tp->GetDepth()) {
tp = tp->DepthHook(tp->GetDepth()-1); if (tp)
layoutfont.realize(lyxstyle.
Style(parameters->textclass,
tp->GetLayout())->font);
}
}
// Now, reduce font against full layout font
font.reduce(layoutfont);
par->SetFont(pos, font);
}
/* inserts a new row behind the specified row, increments
* the touched counters */ void LyXText::InsertRow(Row *row, LyXParagraph *par, int pos)
{
Row *tmprow = new Row; if (!row) {
tmprow->previous = NULL;
tmprow->next = firstrow;
firstrow = tmprow;
} else {
tmprow->previous = row;
tmprow->next = row->next;
row->next = tmprow;
}
if (tmprow->next)
tmprow->next->previous = tmprow;
if (tmprow->previous)
tmprow->previous->next = tmprow;
tmprow->par = par;
tmprow->pos = pos;
if (row == lastrow)
lastrow = tmprow;
number_of_rows++; /* one more row */
}
/* removes the row and reset the touched counters */ void LyXText::RemoveRow(Row *row)
{ /* this must not happen before the currentrow for clear reasons. so the trick is just to set the current row onto the previous
row of this row */ long unused_y;
GetRow(row->par, row->pos, unused_y);
currentrow = currentrow->previous; if (currentrow)
currentrow_y -= currentrow->height; else
currentrow_y = 0;
if (row->next)
row->next->previous = row->previous; if (!row->previous) {
firstrow = row->next;
} else {
row->previous->next = row->next;
} if (row == lastrow)
lastrow = row->previous;
height -= row->height; /* the text becomes smaller */
delete row;
number_of_rows--; /* one row less */
}
/* remove all following rows of the paragraph of the specified row. */ void LyXText::RemoveParagraph(Row *row)
{
LyXParagraph *tmppar;
Row *tmprow;
/* insert the specified paragraph behind the specified row */ void LyXText::InsertParagraph(LyXParagraph *par, Row *row)
{
InsertRow(row, par, 0); /* insert a new row, starting
* at postition 0 */
SetCounter(par); /* set the counters */
/* and now append the whole paragraph behind the new row */ if (!row) {
firstrow->height = 0;
AppendParagraph(firstrow);
} else {
row->next->height = 0;
AppendParagraph(row->next);
}
}
/* if the cursor is not in an open footnote, or
* there is no open footnote in this paragraph, just return. */ if (cursor.par->footnoteflag != LyXParagraph::OPEN_FOOTNOTE) {
if (!par->next
|| par->next->footnoteflag != LyXParagraph::OPEN_FOOTNOTE) {
minibuffer->Set(_("Nothing to do")); return;
}
/* ok, move the cursor right before the footnote */
/* just a little faster than using CursorRight() */ for (cursor.pos=0; cursor.par->ParFromPos(cursor.pos)!=par; cursor.pos++); /* now the cursor is at the beginning of the physical par */
SetCursor(cursor.par, cursor.pos + cursor.par->ParFromPos(cursor.pos)->last);
} else { /* we are in a footnote, so let us move at the beginning */ /* while (cursor.par->footnoteflag == LyXParagraph::OPEN_FOOTNOTE) cursor.par = cursor.par->Previous();
SetCursor(cursor.par, cursor.par->Last()); */ /* this is just faster than using just CursorLeft() */
tmppar = cursor.par; while (tmppar->footnoteflag == LyXParagraph::OPEN_FOOTNOTE) { /* just a little bit faster than movin the cursor */
tmppar = tmppar->Previous();
}
SetCursor(tmppar, tmppar->Last());
}
/* the cursor must be exactly before the footnote */
par = cursor.par->ParFromPos(cursor.pos);
/* just necessary */ if (cursor.row->next)
SetHeightOfRow(cursor.row->next);
}
/* used in setlayout */ // Asger is not sure we want to do this... void LyXText::MakeFontEntriesLayoutSpecific(LyXParagraph *par)
{
LyXFont layoutfont, tmpfont;
/* set layout over selection and make a total rebreak of those paragraphs */ void LyXText::SetLayout(char layout)
{
LyXCursor tmpcursor;
/* if there is no selection just set the layout of the current paragraph */ if (!selection) {
sel_start_cursor = cursor; /* dummy selection */
sel_end_cursor = cursor;
}
/* we have to reset the selection, because the
* geometry could have changed */
SetCursor(sel_start_cursor.par, sel_start_cursor.pos);
sel_cursor = cursor;
SetCursor(sel_end_cursor.par, sel_end_cursor.pos);
UpdateCounters(cursor.row);
ClearSelection();
SetSelection();
SetCursor(tmpcursor.par, tmpcursor.pos);
}
/* increment depth over selection and
* make a total rebreak of those paragraphs */ void LyXText::IncDepth()
{ // If there is no selection, just use the current paragraph if (!selection) {
sel_start_cursor = cursor; /* dummy selection */
sel_end_cursor = cursor;
}
// We end at the next paragraph with depth 0
LyXParagraph *endpar = sel_end_cursor.par->LastPhysicalPar()->Next();
LyXParagraph *undoendpar = endpar;
if (endpar && endpar->GetDepth()) { while (endpar && endpar->GetDepth()) {
endpar = endpar->LastPhysicalPar()->Next();
undoendpar = endpar;
}
} elseif (endpar) {
endpar = endpar->Next(); /* because of parindents etc. */
}
LyXCursor tmpcursor = cursor; /* store the current cursor */
/* ok we have a selection. This is always between sel_start_cursor
* and sel_end cursor */
cursor = sel_start_cursor;
bool anything_changed = false;
while (true) { // NOTE: you can't change the depth of a bibliography entry if (cursor.par->footnoteflag ==
sel_start_cursor.par->footnoteflag
&& lyxstyle.Style(parameters->textclass,
cursor.par->GetLayout()
)->labeltype != LABEL_BIBLIO) {
LyXParagraph * prev = cursor.par->FirstPhysicalPar()->Previous(); if (prev
&& (prev->GetDepth() - cursor.par->GetDepth() > 0
|| (prev->GetDepth() == cursor.par->GetDepth()
&& lyxstyle.Style(parameters->textclass,
prev->GetLayout())->isEnvironment()))) {
cursor.par->FirstPhysicalPar()->depth++;
anything_changed = true;
}
} if (cursor.par == sel_end_cursor.par) break;
cursor.par = cursor.par->Next();
}
/* if nothing changed set all depth to 0 */ if (!anything_changed) {
cursor = sel_start_cursor; while (cursor.par != sel_end_cursor.par) {
cursor.par->FirstPhysicalPar()->depth = 0;
cursor.par = cursor.par->Next();
} if (cursor.par->footnoteflag == sel_start_cursor.par->footnoteflag)
cursor.par->FirstPhysicalPar()->depth = 0;
}
RedoParagraphs(sel_start_cursor, endpar);
/* we have to reset the selection, because the
* geometry could have changed */
SetCursor(sel_start_cursor.par, sel_start_cursor.pos);
sel_cursor = cursor;
SetCursor(sel_end_cursor.par, sel_end_cursor.pos);
UpdateCounters(cursor.row);
ClearSelection();
SetSelection();
SetCursor(tmpcursor.par, tmpcursor.pos);
}
/* decrement depth over selection and
* make a total rebreak of those paragraphs */ void LyXText::DecDepth()
{ /* if there is no selection just set the layout of the current paragraph */ if (!selection) {
sel_start_cursor = cursor; /* dummy selection */
sel_end_cursor = cursor;
}
LyXCursor tmpcursor = cursor; /* store the current cursor */
/* ok we have a selection. This is always between sel_start_cursor
* and sel_end cursor */
cursor = sel_start_cursor;
while (true) { if (cursor.par->footnoteflag ==
sel_start_cursor.par->footnoteflag) { if (cursor.par->FirstPhysicalPar()->depth)
cursor.par->FirstPhysicalPar()->depth--;
} if (cursor.par == sel_end_cursor.par) break;
cursor.par = cursor.par->Next();
}
RedoParagraphs(sel_start_cursor, endpar);
/* we have to reset the selection, because the
* geometry could have changed */
SetCursor(sel_start_cursor.par, sel_start_cursor.pos);
sel_cursor = cursor;
SetCursor(sel_end_cursor.par, sel_end_cursor.pos);
UpdateCounters(cursor.row);
ClearSelection();
SetSelection();
SetCursor(tmpcursor.par, tmpcursor.pos);
}
/* set font over selection and make a total rebreak of those paragraphs */ void LyXText::SetFont(LyXFont font, bool toggleall)
{ /* if there is no selection just set the current_font */ if (!selection) { // Determine basis font
LyXFont layoutfont; if (cursor.pos < BeginningOfMainBody(cursor.par))
layoutfont = GetFont(cursor.par, -2); else
layoutfont = GetFont(cursor.par, -1);
// Update current font
real_current_font.update(font,toggleall);
// Reduce to implicit settings
current_font = real_current_font;
current_font.reduce(layoutfont); // And resolve it completely
real_current_font.realize(layoutfont); return;
}
LyXCursor tmpcursor = cursor; /* store the current cursor */
/* ok we have a selection. This is always between sel_start_cursor
* and sel_end cursor */
SetUndo(Undo::EDIT,
sel_start_cursor.par->ParFromPos(sel_start_cursor.pos)->previous,
sel_end_cursor.par->ParFromPos(sel_end_cursor.pos)->next);
cursor = sel_start_cursor; while (cursor.par != sel_end_cursor.par ||
(cursor.par->footnoteflag == sel_start_cursor.par->footnoteflag
&& cursor.pos < sel_end_cursor.pos))
{ if (cursor.pos < cursor.par->Last()
&& cursor.par->footnoteflag
== sel_start_cursor.par->footnoteflag) { /* an open footnote * should behave
* like a closed */
LyXFont newfont = GetFont(cursor.par,cursor.pos);
newfont.update(font,toggleall);
SetCharFont(cursor.par, cursor.pos, newfont);
cursor.pos++;
} else {
cursor.pos = 0;
cursor.par = cursor.par->Next();
}
}
/* we have to reset the selection, because the
* geometry could have changed */
SetCursor(sel_start_cursor.par, sel_start_cursor.pos);
sel_cursor = cursor;
SetCursor(sel_end_cursor.par, sel_end_cursor.pos);
ClearSelection();
SetSelection();
SetCursor(tmpcursor.par, tmpcursor.pos);
}
void LyXText::RedoHeightOfParagraph(LyXCursor cursor)
{
Row *tmprow;
LyXParagraph *first_phys_par; long y;
tmprow = cursor.row;
y = cursor.y - tmprow->baseline;
SetHeightOfRow(tmprow);
first_phys_par = tmprow->par->FirstPhysicalPar(); /* find the first row of the paragraph */ if (first_phys_par != tmprow->par) while (tmprow->previous && tmprow->previous->par != first_phys_par) {
tmprow = tmprow->previous;
y -= tmprow->height;
SetHeightOfRow(tmprow);
} while (tmprow->previous && tmprow->previous->par == first_phys_par) {
tmprow = tmprow->previous;
y -= tmprow->height;
SetHeightOfRow(tmprow);
}
/* we can set the refreshing parameters now */
status = LyXText::NEED_MORE_REFRESH;
refresh_y = y;
refresh_row = tmprow;
SetCursor(cursor.par, cursor.pos);
}
void LyXText::RedoDrawingOfParagraph(LyXCursor cursor)
{
Row *tmprow;
LyXParagraph *first_phys_par; long y;
tmprow = cursor.row;
y = cursor.y - tmprow->baseline;
SetHeightOfRow(tmprow);
first_phys_par = tmprow->par->FirstPhysicalPar(); /* find the first row of the paragraph */ if (first_phys_par != tmprow->par) while (tmprow->previous && tmprow->previous->par != first_phys_par) {
tmprow = tmprow->previous;
y -= tmprow->height;
} while (tmprow->previous && tmprow->previous->par == first_phys_par) {
tmprow = tmprow->previous;
y -= tmprow->height;
}
/* we can set the refreshing parameters now */ if (status == LyXText::UNCHANGED || y < refresh_y) {
refresh_y = y;
refresh_row = tmprow;
}
status = LyXText::NEED_MORE_REFRESH;
SetCursor(cursor.par, cursor.pos);
}
/* deletes and inserts again all paragaphs between the cursor * and the specified par
* This function is needed after SetLayout and SetFont etc. */ void LyXText::RedoParagraphs(LyXCursor cursor, LyXParagraph *endpar)
{
Row *tmprow, *tmprow2;
LyXParagraph *tmppar, *first_phys_par; long y;
tmprow = cursor.row;
y = cursor.y - tmprow->baseline;
if (!tmprow->previous){
first_phys_par = FirstParagraph(); // a trick/hack for UNDO
} else {
first_phys_par = tmprow->par->FirstPhysicalPar(); /* find the first row of the paragraph */ if (first_phys_par != tmprow->par) while (tmprow->previous && tmprow->previous->par != first_phys_par) {
tmprow = tmprow->previous;
y -= tmprow->height;
} while (tmprow->previous && tmprow->previous->par == first_phys_par) {
tmprow = tmprow->previous;
y -= tmprow->height;
}
}
/* we can set the refreshing parameters now */
status = LyXText::NEED_MORE_REFRESH;
refresh_y = y;
refresh_row = tmprow->previous; /* the real refresh row will * be deleted, so I store
* the previous here */ /* remove it */ if (tmprow->next)
tmppar = tmprow->next->par; else
tmppar = NULL; while (tmppar != endpar) {
RemoveRow(tmprow->next); if (tmprow->next)
tmppar = tmprow->next->par; else
tmppar = NULL;
}
/* remove the first one */
tmprow2 = tmprow; /* this is because tmprow->previous
* can be NULL */
tmprow = tmprow->previous;
RemoveRow(tmprow2);
tmppar = first_phys_par;
do { if (tmppar) {
InsertParagraph(tmppar, tmprow); if (!tmprow)
tmprow = firstrow; while (tmprow->next && tmprow->next->par == tmppar)
tmprow = tmprow->next;
tmppar = tmppar->Next();
}
} while (tmppar != endpar);
/* this is because of layout changes */ if (refresh_row) {
refresh_y -= refresh_row->height;
SetHeightOfRow(refresh_row);
} else {
refresh_row = firstrow;
refresh_y = 0;
SetHeightOfRow(refresh_row);
}
if (tmprow && tmprow->next)
SetHeightOfRow(tmprow->next);
/* restore the correct refresh row */ /* if (refresh_row) refresh_row = refresh_row->next; else
refresh_row = firstrow;*/
}
int LyXText::FullRebreak()
{ if (need_break_row) {
BreakAgain(need_break_row);
need_break_row = NULL; return 1;
} return 0;
}
/* important for the screen */
/* the cursor set functions have a special mechanism. When they * realize, that you left an empty paragraph, they will delete it.
* They also delet the corresponding row */
/* need the selection cursor: */ void LyXText::SetSelection()
{ if (!selection) {
last_sel_cursor = sel_cursor;
sel_start_cursor = sel_cursor;
sel_end_cursor = sel_cursor;
}
selection = True;
/* first the toggling area */ if (cursor.y < last_sel_cursor.y ||
(cursor.y == last_sel_cursor.y && cursor.x < last_sel_cursor.x)) {
toggle_end_cursor = last_sel_cursor;
toggle_cursor = cursor;
} else {
toggle_end_cursor = cursor;
toggle_cursor = last_sel_cursor;
}
/* a selection with no contents is not a selection */ if (sel_start_cursor.x == sel_end_cursor.x &&
sel_start_cursor.y == sel_end_cursor.y)
selection = false;
}
/* returns a pointer to the row near the specified y-coordinate * (relative to the whole text). y is set to the real beginning
* of this row */
Row* LyXText::GetRowNearY(long& y)
{
Row* tmprow; long tmpy;
y = tmpy; /* return the real y */ return tmprow;
}
void LyXText::ToggleFree(LyXFont font, bool toggleall)
{ // If the mask is completely neutral, tell user if (font == LyXFont(LyXFont::ALL_IGNORE)){ // Could only happen with user style
minibuffer->Set(_("No font change defined. Use Character under" " the Layout menu to define font change.")); return;
}
// Try implicit word selection
LyXCursor resetCursor = cursor; int implicitSelection = SelectWordWhenUnderCursor();
// Set font
SetFont(font,toggleall); //minibuffer->Set(_("Font style changed"));
/* Implicit selections are cleared afterwards and cursor is set to the
original position. */ if (implicitSelection) {
ClearSelection();
cursor = resetCursor;
SetCursor( cursor.par, cursor.pos );
sel_cursor = cursor;
}
}
int LyXText::BeginningOfMainBody(LyXParagraph *par)
{ if (lyxstyle.Style(parameters->textclass, par->GetLayout())->labeltype != LABEL_MANUAL) return 0; else return par->BeginningOfMainBody();
}
/* if there is a selection, reset every environment you can find
* in the selection, otherwise just the environment you are in */ void LyXText::MeltFootnoteEnvironment()
{
LyXParagraph *tmppar, *firsttmppar;
ClearSelection();
/* is is only allowed, if the cursor is IN an open footnote.
* Otherwise it is too dangerous */ if (cursor.par->footnoteflag != LyXParagraph::OPEN_FOOTNOTE) return;
while (tmppar->next && tmppar->next->footnoteflag == LyXParagraph::OPEN_FOOTNOTE) {
tmppar = tmppar->next; /* I use next instead of Next(), * because there cannot be any * footnotes in a footnote
* environment */
tmppar->footnoteflag = LyXParagraph::NO_FOOTNOTE;
/* remember the captions and empty paragraphs */ if ((lyxstyle.Style(parameters->textclass,
tmppar->GetLayout())->labeltype == LABEL_SENSITIVE)
|| !tmppar->Last())
tmppar->SetLayout(0);
}
/* now we will paste the ex-footnote, if the layouts allow it */ /* first restore the layout of the paragraph right behind the footnote*/ if (tmppar->next)
tmppar->next->MakeSameLayout(cursor.par);
/* first the end */ if ((!tmppar->GetLayout() && !tmppar->table)
|| (tmppar->Next() && (!tmppar->Next()->Last()
|| tmppar->Next()->HasSameLayout(tmppar)))) { if (tmppar->Next()->Last() && tmppar->Next()->IsLineSeparator(0))
tmppar->Next()->Erase(0);
tmppar->PasteParagraph();
}
tmppar = tmppar->Next(); /* make shure tmppar cannot be touched
* by the pasting of the beginning */
/* then the beginning */ /* if there is no space between the text and the footnote, so we insert * a blank
* (only if the previous par and the footnotepar are not empty!) */ if ((!firsttmppar->next->GetLayout() && !firsttmppar->next->table)
|| firsttmppar->HasSameLayout(firsttmppar->next)) { if (firsttmppar->last
&& !firsttmppar->IsSeparator(firsttmppar->last - 1)
&& first_footnote_par_is_not_empty) {
firsttmppar->next->InsertChar(0, ' ');
}
firsttmppar->PasteParagraph();
}
/* now redo the paragaphs */
RedoParagraphs(cursor, tmppar);
SetCursor(cursor.par, cursor.pos);
/* sometimes it can happen, that there is a counter change */
Row *row = cursor.row; while (row->next && row->par != tmppar && row->next->par != tmppar)
row = row->next;
UpdateCounters(row);
ClearSelection();
}
/* the DTP switches for paragraphs. LyX will store them in the * first physicla paragraph. When a paragraph is broken, the top settings * rest, the bottom settings are given to the new one. So I can make shure, * they do not duplicate themself and you cannnot make dirty things with
* them! */
// make sure that the depth behind the selection are restored, too
LyXParagraph *endpar = sel_end_cursor.par->LastPhysicalPar()->Next();
LyXParagraph *undoendpar = endpar;
if (endpar && endpar->GetDepth()) { while (endpar && endpar->GetDepth()) {
endpar = endpar->LastPhysicalPar()->Next();
undoendpar = endpar;
}
} elseif (endpar) {
endpar = endpar->Next(); /* because of parindents etc. */
}
// make sure that the depth behind the selection are restored, too
LyXParagraph *endpar = sel_end_cursor.par->LastPhysicalPar()->Next();
LyXParagraph *undoendpar = endpar;
if (endpar && endpar->GetDepth()) { while (endpar && endpar->GetDepth()) {
endpar = endpar->LastPhysicalPar()->Next();
undoendpar = endpar;
}
} elseif (endpar) {
endpar = endpar->Next(); /* because of parindents etc. */
}
/* copy the prev-counters to this one, unless this is the start of a
footnote or of a bibliography or the very first paragraph */ if (par->Previous()
&& !(par->Previous()->footnoteflag == LyXParagraph::NO_FOOTNOTE
&& par->footnoteflag == LyXParagraph::OPEN_FOOTNOTE
&& par->footnotekind == LyXParagraph::FOOTNOTE)
&& !(lyxstyle.Style(parameters->textclass,
par->Previous()->GetLayout()
)->labeltype != LABEL_BIBLIO
&& layout->labeltype == LABEL_BIBLIO)) { for (i=0; i<10; i++) {
par->counter[i]=par->Previous()->GetCounter(i);
}
par->appendix = par->Previous()->FirstPhysicalPar()->appendix; if (!par->appendix && par->start_of_appendix){
par->appendix = true; for (i=0; i<10; i++) {
par->counter[i]=0;
}
}
par->enumdepth = par->Previous()->FirstPhysicalPar()->enumdepth;
par->itemdepth = par->Previous()->FirstPhysicalPar()->itemdepth;
} else { for (i=0; i<10; i++) {
par->counter[i]=0;
}
par->appendix = par->start_of_appendix;
par->enumdepth = 0;
par->itemdepth = 0;
}
// if this is an open marginnote and this is the first // entry in the marginnote and the enclosing // environment is an enum/item then correct for the // LaTeX behaviour (ARRae) if(par->footnoteflag == LyXParagraph::OPEN_FOOTNOTE
&& par->footnotekind == LyXParagraph::MARGIN
&& par->Previous()
&& par->Previous()->footnoteflag != LyXParagraph::OPEN_FOOTNOTE
&& (par->PreviousBeforeFootnote()
&& lyxstyle.Style(parameters->textclass,
par->PreviousBeforeFootnote()->GetLayout()
)->labeltype >= LABEL_COUNTER_ENUMI)) { // Any itemize or enumerate environment in a marginnote // that is embedded in an itemize or enumerate // paragraph is seen by LaTeX as being at a deeper // level within that enclosing itemization/enumeration // even if there is a "standard" layout at the start of // the marginnote.
par->enumdepth++;
par->itemdepth++;
}
/* Maybe we have to increment the enumeration depth. * BUT, enumeration in a footnote is considered in isolation from its * surrounding paragraph so don't increment if this is the * first line of the footnote * AND, bibliographies can't have their depth changed ie. they * are always of depth 0
*/ if (par->Previous()
&& par->Previous()->GetDepth() < par->GetDepth()
&& lyxstyle.Style(parameters->textclass,
par->Previous()->GetLayout()
)->labeltype == LABEL_COUNTER_ENUMI
&& par->enumdepth < 3
&& !(par->Previous()->footnoteflag == LyXParagraph::NO_FOOTNOTE
&& par->footnoteflag == LyXParagraph::OPEN_FOOTNOTE
&& par->footnotekind == LyXParagraph::FOOTNOTE)
&& layout->labeltype != LABEL_BIBLIO) {
par->enumdepth++;
}
/* Maybe we have to decrement the enumeration depth, see note above */ if (par->Previous()
&& par->Previous()->GetDepth() > par->GetDepth()
&& !(par->Previous()->footnoteflag == LyXParagraph::NO_FOOTNOTE
&& par->footnoteflag == LyXParagraph::OPEN_FOOTNOTE
&& par->footnotekind == LyXParagraph::FOOTNOTE)
&& layout->labeltype != LABEL_BIBLIO) {
par->enumdepth = par->DepthHook(par->GetDepth())->enumdepth;
par->counter[6 + par->enumdepth] =
par->DepthHook(par->GetDepth())->counter[6 + par->enumdepth]; /* reset the counters. * A depth change is like a breaking layout
*/ for (i=6 + par->enumdepth + 1; i<10;i++)
par->counter[i]=0;
}
if (!par->labelstring.empty()) {
par->labelstring.clean();
}
if (layout->margintype == MARGIN_MANUAL) { if (par->labelwidthstring.empty()) {
par->SetLabelWidthString(layout->labelstring);
}
} else {
par->SetLabelWidthString(LString());
}
/* is it a layout that has an automatic label ? */ if (layout->labeltype >= LABEL_FIRST_COUNTER) {
i = layout->labeltype - LABEL_FIRST_COUNTER; if (i>=0 && i<=parameters->secnumdepth) {
par->counter[i]++; // increment the counter
char * s = newchar[50];
// Is there a label? Useful for Chapter layout if (!par->appendix){ if (!layout->labelstring.empty())
par->labelstring = layout->labelstring; else
par->labelstring.clean();
} else { if (!layout->labelstring_appendix.empty())
par->labelstring = layout->labelstring_appendix; else
par->labelstring.clean();
}
if (!par->appendix){ switch (2 * LABEL_FIRST_COUNTER -
textclass->maxcounter + i) { case LABEL_COUNTER_CHAPTER:
sprintf(s, "%d", par->counter[i]); break; case LABEL_COUNTER_SECTION:
sprintf(s, "%d.%d", par->counter[i - 1], par->counter[i]); break; case LABEL_COUNTER_SUBSECTION:
sprintf(s, "%d.%d.%d", par->counter[i-2], par->counter[i-1],par->counter[i]); break; case LABEL_COUNTER_SUBSUBSECTION:
sprintf(s, "%d.%d.%d.%d", par->counter[i-3], par->counter[i-2],par->counter[i-1],par->counter[i]); break; case LABEL_COUNTER_PARAGRAPH:
sprintf(s, "%d.%d.%d.%d.%d", par->counter[i-4], par->counter[i-3], par->counter[i-2],par->counter[i-1],par->counter[i]); break; case LABEL_COUNTER_SUBPARAGRAPH:
sprintf(s, "%d.%d.%d.%d.%d.%d", par->counter[i-5], par->counter[i-4], par->counter[i-3], par->counter[i-2],par->counter[i-1],par->counter[i]); break; default:
sprintf(s, "%d.", par->counter[i]); break;
}
} else { switch (2 * LABEL_FIRST_COUNTER - textclass->maxcounter+ i) { case LABEL_COUNTER_CHAPTER:
sprintf(s, "%s", alphaCounter(par->counter[i])); break; case LABEL_COUNTER_SECTION:
sprintf(s, "%s.%d", alphaCounter(par->counter[i - 1]), par->counter[i]); break; case LABEL_COUNTER_SUBSECTION:
sprintf(s, "%s.%d.%d", alphaCounter(par->counter[i-2]), par->counter[i-1],par->counter[i]); break; case LABEL_COUNTER_SUBSUBSECTION:
sprintf(s, "%s.%d.%d.%d", alphaCounter(par->counter[i-3]), par->counter[i-2],par->counter[i-1],par->counter[i]); break; case LABEL_COUNTER_PARAGRAPH:
sprintf(s, "%s.%d.%d.%d.%d", alphaCounter(par->counter[i-4]), par->counter[i-3], par->counter[i-2],par->counter[i-1],par->counter[i]); break; case LABEL_COUNTER_SUBPARAGRAPH:
sprintf(s, "%s.%d.%d.%d.%d.%d", alphaCounter(par->counter[i-5]), par->counter[i-4], par->counter[i-3], par->counter[i-2],par->counter[i-1],par->counter[i]); break; default:
sprintf(s, "%c.", par->counter[i]); break;
}
}
par->labelstring += s; delete[] s;
for (i++; i<10; i++) { /* reset the following counters */
par->counter[i]=0;
}
} elseif (layout->labeltype < LABEL_COUNTER_ENUMI) { for (i++; i<10; i++) { /* reset the following counters */
par->counter[i]=0;
}
} elseif (layout->labeltype == LABEL_COUNTER_ENUMI) {
par->counter[i + par->enumdepth]++; char * s = newchar[25]; int number = par->counter[i + par->enumdepth]; switch (par->enumdepth) { case 1:
sprintf(s, "(%c)", (number % 27) + 'a' - 1); break; case 2: switch (number) { case 1: sprintf(s, "i."); break; case 2: sprintf(s, "ii."); break; case 3: sprintf(s, "iii."); break; case 4: sprintf(s, "iv."); break; case 5: sprintf(s, "v."); break; case 6: sprintf(s, "vi."); break; case 7: sprintf(s, "vii."); break; case 8: sprintf(s, "viii."); break; case 9: sprintf(s, "ix."); break; case 10: sprintf(s, "x."); break; case 11: sprintf(s, "xi."); break; case 12: sprintf(s, "xii."); break; case 13: sprintf(s, "xiii."); break; default:
sprintf(s, "\\roman{%d}.", number); break;
} break; case 3:
sprintf(s, "%c.", (number % 27) + 'A' - 1); break; default:
sprintf(s, "%d.", number); break;
}
par->labelstring = s; delete[] s;
for (i += par->enumdepth + 1;i<10;i++)
par->counter[i]=0; /* reset the following counters */
}
} elseif (layout->labeltype == LABEL_BIBLIO) {// ale970302
i = LABEL_COUNTER_ENUMI - LABEL_FIRST_COUNTER + par->enumdepth;
par->counter[i]++; int number = par->counter[i]; if (!par->bibkey)
par->bibkey = new InsetBibKey();
par->bibkey->setCounter(number);
par->labelstring = layout->labelstring;
// In biblio should't be following counters but...
} else {
LString s = layout->labelstring;
/* the caption hack: */
if (layout->labeltype == LABEL_SENSITIVE) { if (par->footnoteflag != LyXParagraph::NO_FOOTNOTE
&& (par->footnotekind == LyXParagraph::FIG
|| par->footnotekind == LyXParagraph::WIDE_FIG))
s = "Figure:"; elseif (par->footnoteflag != LyXParagraph::NO_FOOTNOTE
&& (par->footnotekind == LyXParagraph::TAB
|| par->footnotekind == LyXParagraph::WIDE_TAB))
s = "Table:"; elseif (par->footnoteflag != LyXParagraph::NO_FOOTNOTE
&& par->footnotekind == LyXParagraph::ALGORITHM)
s = "Algorithm:"; else { /* par->SetLayout(0);
s = layout->labelstring; */
s = "Senseless: ";
}
}
par->labelstring = s;
/* reset the enumeration counter. They are always resetted
* when there is any other layout between */ for (i=6 + par->enumdepth; i<10;i++)
par->counter[i]=0;
}
}
/* Updates all counters BEHIND the row. Changed paragraphs
* with a dynamic left margin will be rebroken. */ void LyXText::UpdateCounters(Row *row)
{
LyXParagraph *par; if (!row) {
row = firstrow;
par = row->par;
} else { if (row->par->next && row->par->next->footnoteflag != LyXParagraph::OPEN_FOOTNOTE) {
par = row->par->LastPhysicalPar()->Next();
} else {
par = row->par->next;
}
}
while (par) { while (row->par != par)
row = row->next;
SetCounter(par);
/* now check for the headline layouts. remember that they
* have a dynamic left margin */ if (!par->IsDummy()
&& ( lyxstyle.Style(parameters->textclass, par->layout)->margintype == MARGIN_DYNAMIC
|| lyxstyle.Style(parameters->textclass, par->layout)->labeltype == LABEL_SENSITIVE)
){
/* Rebreak the paragraph */
RemoveParagraph(row);
AppendParagraph(row);
/* think about the damned open footnotes! */ while (par->Next() &&
(par->Next()->footnoteflag == LyXParagraph::OPEN_FOOTNOTE
|| par->Next()->IsDummy())){
par = par->Next(); if (par->IsDummy()) { while (row->par != par)
row = row->next;
RemoveParagraph(row);
AppendParagraph(row);
}
}
}
par = par->LastPhysicalPar()->Next();
}
}
/* insets an inset. */ void LyXText::InsertInset(Inset *inset)
{
SetUndo(Undo::INSERT,
cursor.par->ParFromPos(cursor.pos)->previous,
cursor.par->ParFromPos(cursor.pos)->next);
cursor.par->InsertChar(cursor.pos, LYX_META_INSET);
cursor.par->InsertInset(cursor.pos, inset);
InsertChar(LYX_META_INSET); /* just to rebreak and refresh correctly. * The character will not be inserted a
* second time */
}
/* this is for the simple cut and paste mechanism */ static LyXParagraph *simple_cut_buffer = NULL; staticchar simple_cut_buffer_textclass = 0;
void DeleteSimpleCutBuffer()
{ if (!simple_cut_buffer) return;
LyXParagraph *tmppar;
void LyXText::CutSelection(bool doclear)
{ /* This doesn't make sense, if there is no selection */ if (!selection) { return;
}
/* OK, we have a selection. This is always between sel_start_cursor
* and sel_end cursor */
LyXParagraph *tmppar; int i;
/* Check whether there are half footnotes in the selection */ if (sel_start_cursor.par->footnoteflag != LyXParagraph::NO_FOOTNOTE
|| sel_end_cursor.par->footnoteflag != LyXParagraph::NO_FOOTNOTE){
tmppar = sel_start_cursor.par; while (tmppar != sel_end_cursor.par){ if (tmppar->footnoteflag != sel_end_cursor.par->footnoteflag){
WriteAlert(_("Impossible operation"), _("Don't know what to do with half floats."), _("sorry.")); return;
}
tmppar = tmppar->Next();
}
}
/* table stuff -- begin*/ if (sel_start_cursor.par->table || sel_end_cursor.par->table){ if ( sel_start_cursor.par != sel_end_cursor.par){
WriteAlert(_("Impossible operation"), _("Don't know what to do with half tables."), _("sorry.")); return;
}
sel_start_cursor.par->table->Reinit();
} /* table stuff -- end*/
// make sure that the depth behind the selection are restored, too
LyXParagraph *endpar = sel_end_cursor.par->LastPhysicalPar()->Next();
LyXParagraph *undoendpar = endpar;
if (endpar && endpar->GetDepth()) { while (endpar && endpar->GetDepth()) {
endpar = endpar->LastPhysicalPar()->Next();
undoendpar = endpar;
}
} elseif (endpar) {
endpar = endpar->Next(); /* because of parindents etc. */
}
/* delete the simple_cut_buffer */
DeleteSimpleCutBuffer();
/* set the textclass */
simple_cut_buffer_textclass = parameters->textclass;
#ifdef WITH_WARNINGS #warning Asger: Make cut more intelligent here. #endif /* White paper for "intelligent" cutting:
Example: "This is our text." Using " our " as selection, cutting will give "This istext.". Using "our" as selection, cutting will give "This is text.". Using " our" as selection, cutting will give "This is text.". Using "our " as selection, cutting will give "This is text.".
All those four selections will (however) paste identically: Pasting with the cursor right after the "is" will give the original text with all four selections.
The rationale is to be intelligent such that words are copied, cut and pasted in a functional manner.
This is not implemented yet.
*/
char space_wrapped =
sel_end_cursor.par->IsLineSeparator(sel_end_cursor.pos); if (sel_end_cursor.pos > 0
&& sel_end_cursor.par->IsLineSeparator(sel_end_cursor.pos - 1)) {
sel_end_cursor.pos--; /* please break before a space at
* the end */
space_wrapped = True;
}
// cut behind a space if there is one while (sel_start_cursor.par->Last() > sel_start_cursor.pos
&& sel_start_cursor.par->IsLineSeparator(sel_start_cursor.pos)
&& (sel_start_cursor.par != sel_end_cursor.par
|| sel_start_cursor.pos < sel_end_cursor.pos))
sel_start_cursor.pos++;
/* there are two cases: cut only within one paragraph or
* more than one paragraph */
if (sel_start_cursor.par->ParFromPos(sel_start_cursor.pos)
== sel_end_cursor.par->ParFromPos(sel_end_cursor.pos)) { /* only within one paragraph */
simple_cut_buffer = new LyXParagraph(); for (i=sel_start_cursor.pos; i< sel_end_cursor.pos; i++){ /* table stuff -- begin*/ if (sel_start_cursor.par->table
&& sel_start_cursor.par->IsNewline(sel_start_cursor.pos)){
sel_start_cursor.par->CopyIntoMinibuffer(sel_start_cursor.pos);
sel_start_cursor.pos++;
} else { /* table stuff -- end*/
sel_start_cursor.par->CopyIntoMinibuffer(sel_start_cursor.pos);
sel_start_cursor.par->Erase(sel_start_cursor.pos);
}
simple_cut_buffer->InsertFromMinibuffer(simple_cut_buffer->Last());
} /* check for double spaces */ if (sel_start_cursor.pos &&
sel_start_cursor.par->Last()>sel_start_cursor.pos &&
sel_start_cursor.par->IsLineSeparator(sel_start_cursor.pos - 1) &&
sel_start_cursor.par->IsLineSeparator(sel_start_cursor.pos)){
sel_start_cursor.par->Erase(sel_start_cursor.pos);
} if (space_wrapped)
simple_cut_buffer->InsertChar(i - sel_start_cursor.pos, ' ');
endpar = sel_end_cursor.par->Next();
} else { /* cut more than one paragraph */
sel_end_cursor.par->BreakParagraphConservative(sel_end_cursor.pos); /* insert a space at the end if there was one */ if (space_wrapped)
sel_end_cursor.par->InsertChar(sel_end_cursor.par->Last(), ' ');
/* please break behind a space, if there is one. The space should
* be copied too */ if (sel_start_cursor.par->IsLineSeparator(sel_start_cursor.pos))
sel_start_cursor.pos++;
/* care about footnotes */ if (simple_cut_buffer->footnoteflag) {
LyXParagraph *tmppar = simple_cut_buffer; while (tmppar){
tmppar->footnoteflag = LyXParagraph::NO_FOOTNOTE;
tmppar = tmppar->next;
}
}
/* the cut selection should begin with standard layout */
simple_cut_buffer->Clear();
/* paste the paragraphs again, if possible */ if (doclear)
sel_start_cursor.par->Next()->ClearParagraph(); if (sel_start_cursor.par->FirstPhysicalPar()->HasSameLayout(sel_start_cursor.par->Next())
||
!sel_start_cursor.par->Next()->Last())
sel_start_cursor.par->ParFromPos(sel_start_cursor.pos)->PasteParagraph();
/* maybe a forgotten blank */ if (sel_start_cursor.pos
&& sel_start_cursor.par->IsLineSeparator(sel_start_cursor.pos)
&& sel_start_cursor.par->IsLineSeparator(sel_start_cursor.pos - 1)) {
sel_start_cursor.par->Erase(sel_start_cursor.pos);
}
}
/* sometimes necessary */ if (doclear)
sel_start_cursor.par->ClearParagraph();
/* this doesnt make sense, if there is no selection */ if (!selection) { return;
}
/* ok we have a selection. This is always between sel_start_cursor
* and sel_end cursor */
LyXParagraph *tmppar;
/* check wether there are half footnotes in the selection */ if (sel_start_cursor.par->footnoteflag != LyXParagraph::NO_FOOTNOTE
|| sel_end_cursor.par->footnoteflag != LyXParagraph::NO_FOOTNOTE){
tmppar = sel_start_cursor.par; while (tmppar != sel_end_cursor.par){ if (tmppar->footnoteflag != sel_end_cursor.par->footnoteflag){
WriteAlert(_("Impossible operation"), _("Don't know what to do with half floats."), _("sorry.")); return;
}
tmppar = tmppar->Next();
}
}
/* table stuff -- begin*/ if (sel_start_cursor.par->table || sel_end_cursor.par->table){ if ( sel_start_cursor.par != sel_end_cursor.par){
WriteAlert(_("Impossible operation"), _("Don't know what to do with half tables."), _("sorry.")); return;
}
} /* table stuff -- end*/
/* delete the simple_cut_buffer */
DeleteSimpleCutBuffer();
/* set the textclass */
simple_cut_buffer_textclass = parameters->textclass;
// copy behind a space if there is one while (sel_start_cursor.par->Last() > sel_start_cursor.pos
&& sel_start_cursor.par->IsLineSeparator(sel_start_cursor.pos)
&& (sel_start_cursor.par != sel_end_cursor.par
|| sel_start_cursor.pos < sel_end_cursor.pos))
sel_start_cursor.pos++;
/* there are two cases: copy only within one paragraph or more than one paragraph */ if (sel_start_cursor.par->ParFromPos(sel_start_cursor.pos)
== sel_end_cursor.par->ParFromPos(sel_end_cursor.pos)) { /* only within one paragraph */
simple_cut_buffer = new LyXParagraph(); for (i=sel_start_cursor.pos; i< sel_end_cursor.pos; i++){
sel_start_cursor.par->CopyIntoMinibuffer(i);
simple_cut_buffer->InsertFromMinibuffer(i - sel_start_cursor.pos);
}
} else { /* copy more than one paragraph */ /* clone the paragraphs within the selection*/
tmppar = sel_start_cursor.par->ParFromPos(sel_start_cursor.pos);
simple_cut_buffer = tmppar->Clone();
LyXParagraph *tmppar2 = simple_cut_buffer;
/* care about footnotes */ if (simple_cut_buffer->footnoteflag) {
tmppar = simple_cut_buffer; while (tmppar){
tmppar->footnoteflag = LyXParagraph::NO_FOOTNOTE;
tmppar = tmppar->next;
}
}
/* the simple_cut_buffer paragraph is too big */ int tmpi2;
tmpi2 = sel_start_cursor.par->PositionInParFromPos(sel_start_cursor.pos); for (;tmpi2;tmpi2--)
simple_cut_buffer->Erase(0);
/* now tmppar 2 is too big, delete all after sel_end_cursor.pos */
tmpi2 = sel_end_cursor.par->PositionInParFromPos(sel_end_cursor.pos); while (tmppar2->last > tmpi2) {
tmppar2->Erase(tmppar2->last-1);
}
}
}
void LyXText::PasteSelection()
{ /* this does not make sense, if there is nothing to paste */ if (!simple_cut_buffer) return;
LyXParagraph *tmppar;
LyXParagraph *endpar;
LyXCursor tmpcursor;
/* be carefull with footnotes in footnotes */ if (cursor.par->footnoteflag != LyXParagraph::NO_FOOTNOTE) {
/* check whether the cut_buffer includes a footnote */
tmppar = simple_cut_buffer; while (tmppar && tmppar->footnoteflag == LyXParagraph::NO_FOOTNOTE)
tmppar = tmppar->next;
if (tmppar) {
WriteAlert(_("Impossible operation"),
_("Can't paste float into float!"), _("Sorry.")); return;
}
}
/* table stuff -- begin*/ if (cursor.par->table){ if (simple_cut_buffer->next){
WriteAlert(_("Impossible operation"),
_("Table cell cannot include more than one paragraph!"),
_("Sorry.")); return;
}
} /* table stuff -- end*/
/* There are two cases: cutbuffer only one paragraph or many */ if (!simple_cut_buffer->next) { /* only within a paragraph */
/* please break behind a space, if there is one */ while (tmpcursor.par->Last() > tmpcursor.pos
&& tmpcursor.par->IsLineSeparator(tmpcursor.pos))
tmpcursor.pos++;
/* make a copy of the simple cut_buffer */
tmppar = simple_cut_buffer;
LyXParagraph *simple_cut_clone = tmppar->Clone();
LyXParagraph *tmppar2 = simple_cut_clone; if (cursor.par->footnoteflag){
tmppar->footnoteflag = cursor.par->footnoteflag;
tmppar->footnotekind = cursor.par->footnotekind;
} while (tmppar->next) {
tmppar = tmppar->next;
tmppar2->next = tmppar->Clone();
tmppar2->next->previous = tmppar2;
tmppar2=tmppar2->next; if (cursor.par->footnoteflag){
tmppar->footnoteflag = cursor.par->footnoteflag;
tmppar->footnotekind = cursor.par->footnotekind;
}
}
/* make sure there is no class difference */
SwitchLayoutsBetweenClasses(simple_cut_buffer_textclass,
parameters->textclass,
simple_cut_buffer);
/* make the simple_cut_buffer exactly the same layout than
the cursor paragraph */
simple_cut_buffer->MakeSameLayout(cursor.par);
/* find the end of the buffer */
LyXParagraph *lastbuffer = simple_cut_buffer; while (lastbuffer->Next())
lastbuffer=lastbuffer->Next();
/* find the physical end of the buffer */
lastbuffer = simple_cut_buffer; while (lastbuffer->Next())
lastbuffer=lastbuffer->Next();
/* please break behind a space, if there is one. The space
* should be copied too */ if (cursor.par->Last() > cursor.pos && cursor.par->IsLineSeparator(cursor.pos))
cursor.pos++;
bool paste_the_end = false;
/* open the paragraph for inserting the simple_cut_buffer
if necessary */ if (cursor.par->Last() > cursor.pos || !cursor.par->Next()){
cursor.par->BreakParagraphConservative(cursor.pos);
paste_the_end = true;
}
/* be careful with double spaces */ if ((!cursor.par->Last()
|| cursor.par->IsLineSeparator(cursor.pos - 1)
|| cursor.par->IsNewline(cursor.pos - 1))
&& simple_cut_buffer->last
&& simple_cut_buffer->IsLineSeparator(0))
simple_cut_buffer->Erase(0);
/* set the end for redoing later */
endpar = cursor.par->ParFromPos(cursor.pos)->next->Next();
/* returns a pointer to the very first LyXParagraph */
LyXParagraph* LyXText::FirstParagraph()
{ return params->paragraph;
}
/* returns true if the specified string is at the specified position */ bool LyXText::IsStringInText(LyXParagraph *par, int pos, charconst* string)
{ if (par) { int i = 0; while (pos+i < par->Last() && string[i] &&
string[i]==par->GetChar(pos+i))
{
i++;
}
if (!string[i]) returntrue;
} returnfalse;
}
/* sets the selection over the number of characters of string, no check!! */ void LyXText::SetSelectionOverString(charconst* string)
{
sel_cursor = cursor; int i; for (i=0; string[i]; i++)
CursorRight();
SetSelection();
}
/* simple replacing. The font of the first selected character is used */ void LyXText::ReplaceSelectionWithString(charconst* string)
{
SetCursorParUndo();
FreezeUndo();
if (!selection) { /* create a dummy selection */
sel_end_cursor = cursor;
sel_start_cursor = cursor;
}
// Get font setting before we cut int pos = sel_end_cursor.pos;
LyXFont font = sel_start_cursor.par->GetFontSettings(sel_start_cursor.pos);
// Insert the new string for (int i=0; string[i];i++) {
sel_end_cursor.par->InsertChar(pos, string[i]);
sel_end_cursor.par->SetFont(pos, font);
pos++;
}
// Cut the selection
CutSelection();
UnFreezeUndo();
}
/* if the string can be found: return true and set the cursor to
* the new position */ bool LyXText::SearchForward(charconst* string)
{
LyXParagraph *par = cursor.par; int pos = cursor.pos;
while (par && !IsStringInText(par,pos,string)) { if (pos<par->Last()-1)
pos++; else {
pos = 0;
par = par->Next();
}
} if (par) {
SetCursor(par,pos); returntrue;
} else returnfalse;
}
do { if (pos>0)
pos--; else { // We skip empty paragraphs (Asger) do {
par = par->Previous(); if (par)
pos = par->Last()-1;
} while (par && pos<0);
}
} while (par && !IsStringInText(par,pos,string));
if (par) {
SetCursor(par,pos); returntrue;
} else returnfalse;
}
/* needed to insert the selection */ void LyXText::InsertStringA(char* string)
{
LyXParagraph *par = cursor.par; int pos = cursor.pos; int a = 0; int cell = 0;
LyXParagraph *endpar = cursor.par->Next();
SetCursorParUndo();
char flag = lyxstyle.Style(parameters->textclass,
cursor.par->GetLayout())->isEnvironment(); /* only to be sure, should not be neccessary */
ClearSelection();
/* insert the string, don't insert doublespace */ int i=0; int i2 = 0;
for (i2=i;string[i2]&&string[i2]!='\n';i2++);
par->Enlarge(pos, i2 - i); while (string[i]) { if (string[i]!='\n') { if (string[i]==' ' && (string[i+1]!=' ')
&& pos && par->GetChar(pos-1)!=' ') {
par->InsertChar(pos,' ');
pos++;
} elseif (par->table) { if (string[i] == '\t') { while((pos < par->last) &&
(par->GetChar(pos) != LYX_META_NEWLINE))
pos++; if (pos < par->last)
pos++; else// no more fields to fill skip the rest break;
} elseif ((string[i] != 13) &&
(((unsignedchar) string[i] & 127) >= ' ')) {
par->InsertChar(pos,string[i]);
pos++;
}
} elseif (string[i]==' ') {
par->InsertChar(pos,LYX_META_PROTECTED_SEPARATOR);
pos++;
} elseif (string[i]=='\t') { for (a=pos; a<(pos/8+1)*8 ; a++) {
par->InsertChar(a,LYX_META_PROTECTED_SEPARATOR);
}
pos = a;
} elseif (string[i]!=13 && // Ignore unprintables
((unsignedchar) string[i] & 127) >= ' ') {
par->InsertChar(pos,string[i]);
pos++;
}
} else { if (par->table) { if (!string[i+1]) {
pos++; break;
} while((pos < par->last) &&
(par->GetChar(pos) != LYX_META_NEWLINE))
pos++;
pos++;
cell=NumberOfCell(par,pos); while((pos < par->last) &&
!(par->table->IsFirstCell(cell))) { while((pos < par->last) &&
(par->GetChar(pos) != LYX_META_NEWLINE))
pos++;
pos++;
cell=NumberOfCell(par,pos);
} if (pos >= par->last) // no more fields to fill skip the rest break;
} else { if (!par->last) {
par->InsertChar(pos,LYX_META_PROTECTED_SEPARATOR);
pos++;
}
par->BreakParagraph(pos, flag);
par = par->Next();
pos = 0;
} for (i2=i;string[i2]&&string[i2]!='\n';i2++);
par->Enlarge(pos, i2 - i);
}
/* turns double-CR to single CR, others where converted into one blank and 13s * that are ignored .Double spaces are also converted into one. Spaces at * the beginning of a paragraph are forbidden. tabs are converted into one
* space. then InsertStringA is called */ void LyXText::InsertStringB(char* string)
{
LyXParagraph *par = cursor.par; int i=1; while (string[i]) { if (string[i]=='\t' && !par->table)
string[i] = ' '; if (string[i]==' ' && string[i+1]==' ')
string[i] = 13; if (string[i]=='\n' && string[i+1] && !par->table){ if (string[i+1]!='\n') { if (string[i-1]!=' ')
string[i]=' '; else
string[i]= 13;
} while (string[i+1] && (string[i+1]==' '
|| string[i+1]=='\t'
|| string[i+1]=='\n'
|| string[i+1]==13)) {
string[i+1]=13;
i++;
}
}
i++;
}
InsertStringA(string);
}
} while (res.par &&
!(res.par->GetChar(res.pos)==LYX_META_INSET
&& res.par->GetInset(res.pos)->LyxCode()==Inset::IGNORE_CODE));
if (res.par) {
SetCursor(res.par, res.pos); returntrue;
}
returnfalse;
}
int LyXText::SwitchLayoutsBetweenClasses(char class1, char class2,
LyXParagraph *par)
{
InsetError * new_inset = NULL; int ret = 0; if (!par || class1 == class2) return ret;
par = par->FirstPhysicalPar(); while (par) {
LString name = lyxstyle.NameOfLayout(class1, par->layout); int lay = lyxstyle.NumberOfLayout(class2, name); if (lay == -1) // layout not found // use default layout "Stadard" (0)
lay = 0;
par->layout = lay;
if (name != lyxstyle.NameOfLayout(class2, par->layout)) {
ret++;
LString s= "Layout had to be changed from\n"
+ name + " to " + lyxstyle.NameOfLayout(class2, par->layout)
+ "\nbecause of class conversion from\n"
+ lyxstyle.NameOfClass(class1) + " to "
+ lyxstyle.NameOfClass(class2);
new_inset = new InsetError(s);
par->InsertChar(0, LYX_META_INSET);
par->InsertInset(0, new_inset);
}
par = par->next;
} return ret;
}
void LyXText::CheckParagraph(LyXParagraph* par, int pos)
{
/* is there a break one row above */ if (row->previous && row->previous->par == row->par) {
z = NextBreakPoint(row->previous, paperwidth); if ( z >= row->pos) { /* set the dimensions of the row above */
y -= row->previous->height;
refresh_y = y;
refresh_row = row->previous;
status = LyXText::NEED_MORE_REFRESH;
BreakAgain(row->previous);
/* set the cursor again. Otherwise dungling pointers are possible */
SetCursor(cursor.par, cursor.pos);
sel_cursor = cursor; return;
}
}
int tmpheight = row->height; int tmplast = RowLast(row);
refresh_y = y;
refresh_row = row;
BreakAgain(row); if (row->height == tmpheight && RowLast(row) == tmplast)
status = LyXText::NEED_VERY_LITTLE_REFRESH; else
status = LyXText::NEED_MORE_REFRESH;
/* check the special right address boxes */ if (lyxstyle.Style(parameters->textclass, par->GetLayout())->margintype == MARGIN_RIGHT_ADDRESS_BOX) {
tmpcursor.par = par;
tmpcursor.row = row;
tmpcursor.y = y;
tmpcursor.x = 0;
tmpcursor.x_fix = 0;
tmpcursor.pos = pos;
RedoDrawingOfParagraph(tmpcursor);
}
}
/* set the cursor again. Otherwise dangling pointers are possible */ // also set the selection
/* returns 0 if inset wasn't found */ int LyXText::UpdateInset(Inset* inset)
{ int pos;
LyXParagraph *par;
/* first check the current paragraph */
pos = cursor.par->GetPositionOfInset(inset); if (pos != -1){
CheckParagraph(cursor.par, pos); return 1;
}
/* check every paragraph */
par = FirstParagraph(); do { /* make sure the paragraph is open */ if (par->footnoteflag != LyXParagraph::CLOSED_FOOTNOTE){
pos = par->GetPositionOfInset(inset); if (pos != -1){
CheckParagraph(par, pos); return 1;
}
}
par = par->Next();
} while (par);
void LyXText::SetCursorIntern(LyXParagraph *par, int pos)
{ long y;
Row *row; int left_margin;
LyXParagraph *tmppar;
/* correct the cursor position if impossible */ if (pos > par->Last()){
tmppar = par->ParFromPos(pos);
pos = par->PositionInParFromPos(pos);
par = tmppar;
} if (par->IsDummy() && par->previous &&
par->previous->footnoteflag == LyXParagraph::CLOSED_FOOTNOTE) { while (par->previous &&
par->previous->footnoteflag == LyXParagraph::CLOSED_FOOTNOTE){
par = par->previous ;
} if (par->previous) {
par = par->previous;
}
pos += par->last + 1;
}
cursor.par = par;
cursor.pos = pos;
/* get the cursor y position in text */
row = GetRow(par, pos, y); /* y is now the beginning of the cursor row */
y += row->baseline; /* y is now the cursor baseline */
cursor.y = y;
/* this is the delete-empty-paragraph-mechanism. */ if (selection) return;
// Paragraph should not be deleted if empty if ((lyxstyle.Style(parameters->textclass,
old_cursor.par->GetLayout()))->keepempty) return;
LyXCursor tmpcursor;
if (old_cursor.par != cursor.par) { if ( (old_cursor.par->Last() == 0
|| (old_cursor.par->Last() == 1
&& (old_cursor.par->IsLineSeparator(0))))
&& old_cursor.par->FirstPhysicalPar()
== old_cursor.par->LastPhysicalPar() //&& ( // impossible to insert your own \caption with // this set. made it impossible to use the // optional argument... // also empty pars in fig or tab never was removed(?)(Lgb) //lyxstyle.Style(parameters->textclass, // old_cursor.par->GetLayout())->labeltype!=LABEL_SENSITIVE || // (old_cursor.par->footnoteflag == LyXParagraph::NO_FOOTNOTE //|| (old_cursor.par->footnotekind != LyXParagraph::FIG // && old_cursor.par->footnotekind != LyXParagraph::TAB)))
) {
/* ok, we will delete anything */
// make sure that you do not delete any environments if ((old_cursor.par->footnoteflag != LyXParagraph::OPEN_FOOTNOTE &&
!(old_cursor.row->previous
&& old_cursor.row->previous->par->footnoteflag == LyXParagraph::OPEN_FOOTNOTE)
&& !(old_cursor.row->next
&& old_cursor.row->next->par->footnoteflag == LyXParagraph::OPEN_FOOTNOTE))
||
(old_cursor.par->footnoteflag == LyXParagraph::OPEN_FOOTNOTE &&
((old_cursor.row->previous
&& old_cursor.row->previous->par->footnoteflag == LyXParagraph::OPEN_FOOTNOTE)
||
(old_cursor.row->next
&& old_cursor.row->next->par->footnoteflag == LyXParagraph::OPEN_FOOTNOTE))
)){
status = LyXText::NEED_MORE_REFRESH;
deleted = true;
if (old_cursor.row->previous) {
refresh_row = old_cursor.row->previous;
refresh_y = old_cursor.y - old_cursor.row->baseline - refresh_row->height;
tmpcursor = cursor;
cursor = old_cursor; // that undo can restore the right cursor position
LyXParagraph *endpar = old_cursor.par->next; if (endpar && endpar->GetDepth()) { while (endpar && endpar->GetDepth()) {
endpar = endpar->LastPhysicalPar()->Next();
}
}
SetUndo(Undo::DELETE,
old_cursor.par->previous,
endpar);
cursor = tmpcursor;
/* delete old row */
RemoveRow(old_cursor.row); if (params->paragraph == old_cursor.par) {
params->paragraph = params->paragraph->next;
} /* delete old par */ delete old_cursor.par;
/* Breakagain the next par. Needed * because of the parindent that * can occur or dissappear. The * next row can change its height,
* if there is another layout before */ if (refresh_row->next) {
BreakAgain(refresh_row->next);
UpdateCounters(refresh_row);
}
SetHeightOfRow(refresh_row);
} else {
refresh_row = old_cursor.row->next;
refresh_y = old_cursor.y - old_cursor.row->baseline;
tmpcursor = cursor;
cursor = old_cursor; // that undo can restore the right cursor position
LyXParagraph *endpar = old_cursor.par->next; if (endpar && endpar->GetDepth()) { while (endpar && endpar->GetDepth()) {
endpar = endpar->LastPhysicalPar()->Next();
}
}
SetUndo(Undo::DELETE,
old_cursor.par->previous,
endpar);
cursor = tmpcursor;
/* delete old row */
RemoveRow(old_cursor.row); /* delete old par */ if (params->paragraph == old_cursor.par) {
params->paragraph = params->paragraph->next;
} delete old_cursor.par;
/* Breakagain the next par. Needed because of * the parindent that can occur or dissappear. * The next row can change its height, if there
* is another layout before */ if (refresh_row) {
BreakAgain(refresh_row);
UpdateCounters(refresh_row->previous);
}
}
/* correct cursor y */
SetCursor(cursor.par, cursor.pos);
/* if (cursor.y > old_cursor.y)
cursor.y -= old_cursor.row->height; */
} if (!deleted){ if (old_cursor.par->ClearParagraph()){
RedoParagraphs(old_cursor, old_cursor.par->Next()); /* correct cursor y */
SetCursor(cursor.par, cursor.pos);
sel_cursor = cursor;
}
}
} elseif (cursor.par->table && (cursor.row != old_cursor.row)) { int cell = NumberOfCell(old_cursor.par, old_cursor.pos); if (old_cursor.par->table->IsContRow(cell) &&
IsEmptyTableRow(&old_cursor)) {
RemoveTableRow(&old_cursor);
RedoParagraph();
}
}
}
LyXParagraph* LyXText::GetParFromID(int id)
{
LyXParagraph* result = FirstParagraph(); while (result && result->GetID() != id)
result = result->next; return result;
}
// undo functions bool LyXText::TextUndo()
{ // returns false if no undo possible
Undo *undo = params->undostack.Pop(); if (undo){
FinishUndo(); if (!undo_frozen)
params->redostack.Push(CreateUndo(undo->kind,
GetParFromID(undo->number_of_before_par),
GetParFromID(undo->number_of_behind_par)));
} return TextHandleUndo(undo);
}
bool LyXText::TextRedo()
{ // returns false if no redo possible
Undo *undo = params->redostack.Pop(); if (undo){
FinishUndo(); if (!undo_frozen)
params->undostack.Push(CreateUndo(undo->kind,
GetParFromID(undo->number_of_before_par),
GetParFromID(undo->number_of_behind_par)));
} return TextHandleUndo(undo);
}
bool LyXText::TextHandleUndo(Undo* undo){ // returns false if no undo possible bool result = false; if (undo){
LyXParagraph* before = GetParFromID(undo->number_of_before_par);
LyXParagraph* behind = GetParFromID(undo->number_of_behind_par);
LyXParagraph* tmppar;
LyXParagraph* tmppar2;
LyXParagraph* tmppar3;
LyXParagraph* tmppar4;
LyXParagraph* endpar;
LyXParagraph* tmppar5;
/* if (before){ before->text[before->last] = 0; printf("before: %s\n", before->text); } if (behind){ behind->text[behind->last] = 0; printf("behind: %s\n", behind->text); }
*/
// if there's no before take the beginning of the document for redoing if (!before)
SetCursorIntern(FirstParagraph(), 0);
// replace the paragraphs with the undo informations
tmppar3 = undo->par;
undo->par = NULL; // otherwise the undo destructor would delete the paragraph
tmppar4 = tmppar3; if (tmppar4){ while (tmppar4->next)
tmppar4 = tmppar4->next;
} // get last undo par
// now remove the old text if there is any if (before != behind || (!behind && !before)){ if (before)
tmppar5 = before->next; else
tmppar5 = params->paragraph;
tmppar2 = tmppar3; while (tmppar5 && tmppar5 != behind){
tmppar = tmppar5;
tmppar5 = tmppar5->next; // a memory optimization for edit: Only layout information // is stored in the undo. So restore the text informations. if (undo->kind == Undo::EDIT){
tmppar2->text = tmppar->text;
tmppar->text = NULL;
tmppar2 = tmppar2->next;
} if ( currentrow && currentrow->par == tmppar )
currentrow = currentrow -> previous; delete tmppar;
}
}
// put the new stuff in the list if there is one if (tmppar3){ if (before)
before->next = tmppar3; else
params->paragraph = tmppar3;
tmppar3->previous = before;
} else { if (!before)
params->paragraph = behind;
} if (tmppar4) {
tmppar4->next = behind; if (behind)
behind->previous = tmppar4;
}
// Set the cursor for redoing if (before){
SetCursorIntern(before->FirstSelfrowPar(), 0); // check wether before points to a closed float and open it if necessary if (before && before->footnoteflag == LyXParagraph::CLOSED_FOOTNOTE
&& before->next && before->next->footnoteflag != LyXParagraph::NO_FOOTNOTE){
tmppar4 =before; while (tmppar4->previous &&
tmppar4->previous->footnoteflag == LyXParagraph::CLOSED_FOOTNOTE)
tmppar4 = tmppar4->previous; while (tmppar4 && tmppar4->footnoteflag == LyXParagraph::CLOSED_FOOTNOTE){
tmppar4->footnoteflag = LyXParagraph::OPEN_FOOTNOTE;
tmppar4 = tmppar4->next;
}
}
}
// open a cosed footnote at the end if necessary if (behind && behind->previous &&
behind->previous->footnoteflag != LyXParagraph::NO_FOOTNOTE &&
behind->footnoteflag == LyXParagraph::CLOSED_FOOTNOTE){ while (behind && behind->footnoteflag == LyXParagraph::CLOSED_FOOTNOTE){
behind->footnoteflag = LyXParagraph::OPEN_FOOTNOTE;
behind = behind->next;
}
}
// calculate the endpar for redoing the paragraphs. if (behind){ if (behind->footnoteflag != LyXParagraph::CLOSED_FOOTNOTE)
endpar = behind->LastPhysicalPar()->Next(); else
endpar = behind->NextAfterFootnote()->LastPhysicalPar()->Next();
} else
endpar = behind;
Undo* LyXText::CreateUndo(Undo::undo_kind kind, LyXParagraph *before,
LyXParagraph *behind)
{ int before_number = -1; int behind_number = -1; if (before)
before_number = before->GetID(); if (behind)
behind_number = behind->GetID(); // Undo::EDIT and Undo::FINISH are // always finished. (no overlapping there) // overlapping only with insert and delete inside one paragraph: // Nobody wants all removed character // appear one by one when undoing. // EDIT is special since only layout information, not the // contents of a paragaph are stored. if (!undo_finished && kind != Undo::EDIT &&
kind != Undo::FINISH){ // check wether storing is needed if (params->undostack.Top() &&
params->undostack.Top()->kind == kind &&
params->undostack.Top()->number_of_before_par == before_number &&
params->undostack.Top()->number_of_behind_par == behind_number ){ // no undo needed return NULL;
}
} // create a new Undo
LyXParagraph* undopar;
LyXParagraph* tmppar;
LyXParagraph *tmppar2;
LyXParagraph* start = NULL;
LyXParagraph* end = NULL;
if (before)
start = before->next; else
start = FirstParagraph(); if (behind)
end = behind->previous; else {
end = FirstParagraph(); while (end->next)
end = end->next;
}
// a memory optimization: Just store the layout information when only edit if (kind == Undo::EDIT){ if (tmppar2->text) delete[] tmppar2->text;
tmppar2->text = NULL;
}
undopar = tmppar2;
while (tmppar != end && tmppar->next) {
tmppar = tmppar->next;
tmppar2->next = tmppar->Clone();
tmppar2->next->SetID(tmppar->GetID()); // a memory optimization: Just store the layout information when only edit if (kind == Undo::EDIT){ if (tmppar2->next->text) delete[] tmppar2->next->text;
tmppar2->next->text = NULL;
}
tmppar2->next->previous = tmppar2;
tmppar2=tmppar2->next;
}
tmppar2->next = NULL;
} else
undopar = NULL; // nothing to replace (undo of delete maybe)
int cursor_par = cursor.par->ParFromPos(cursor.pos)->GetID(); int cursor_pos = cursor.par->PositionInParFromPos(cursor.pos);
Undo* undo = new Undo(kind,
before_number, behind_number,
cursor_par, cursor_pos,
undopar);
do { /* move to the previous row */
cell_act = NumberOfCell(cursor->par, cursor->pos); if (cell < 0)
cell = cell_act; while (cursor->pos && !cursor->par->IsNewline(cursor->pos-1))
cursor->pos--; while (cursor->pos &&
!cursor->par->table->IsFirstCell(cell_act)){
cursor->pos--; while (cursor->pos && !cursor->par->IsNewline(cursor->pos-1))
cursor->pos--;
cell--;
cell_act--;
} /* now we have to pay attention if the actual table is the
main row of TableContRows and if yes to delete all of them */ if (!cell_org)
cell_org = cell; /* delete up to the next row */ while (cursor->pos < cursor->par->Last() &&
(cell_act == cell_org
|| !cursor->par->table->IsFirstCell(cell_act))){ while (cursor->pos < cursor->par->Last() && !cursor->par->IsNewline(cursor->pos))
cursor->par->Erase(cursor->pos);
cell++;
cell_act++; if (cursor->pos < cursor->par->Last())
cursor->par-> Erase(cursor->pos);
} if (cursor->pos && cursor->pos == cursor->par->Last()){
cursor->pos--;
cursor->par->Erase(cursor->pos); // no newline at the very end!
}
} while (!cursor->par->table->IsContRow(cell_org) &&
cursor->par->table->IsContRow(cell));
cursor->par->table->DeleteRow(cell_org); return;
}
bool LyXText::IsEmptyTableRow(LyXCursor *old_cursor)
{ if (!old_cursor->par->table) returnfalse; #ifdef I_DONT_KNOW_IF_I_SHOULD_DO_THIS int
pos = old_cursor->pos,
cell = NumberOfCell(old_cursor->par, pos);
// search first charater of this table row while (pos && !old_cursor->par->table->IsFirstCell(cell)) {
pos--; while (pos && !old_cursor->par->IsNewline(pos-1))
pos--;
cell--;
} if (!old_cursor->par->IsNewline(pos)) returnfalse;
cell++;
pos++; while ((pos < old_cursor->par->Last()) &&
!old_cursor->par->table->IsFirstCell(cell)) { if (!old_cursor->par->IsNewline(pos)) returnfalse;
pos++;
cell++;
} returntrue; #endif returnfalse;
}
bool LyXText::IsEmptyTableCell()
{ int pos = cursor.pos - 1;
void LyXText::toggleAppendix(){
LyXParagraph* par = cursor.par->FirstPhysicalPar(); bool start = !par->start_of_appendix;
/* ensure that we have only one start_of_appendix in this document */
LyXParagraph* tmp = FirstParagraph(); for (;tmp;tmp=tmp->next)
tmp->start_of_appendix = 0;
par->start_of_appendix = start;
/* we can set the refreshing parameters now */
status = LyXText::NEED_MORE_REFRESH;
refresh_y = 0;
refresh_row = 0; // not needed for full update
UpdateCounters(0);
SetCursor(cursor.par, cursor.pos);
}
Messung V0.5 in Prozent
¤ Dauer der Verarbeitung: 0.45 Sekunden
(vorverarbeitet am 2026-04-26)
¤
Die Informationen auf dieser Webseite wurden
nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit,
noch Qualität der bereit gestellten Informationen zugesichert.
Bemerkung:
Die farbliche Syntaxdarstellung und die Messung sind noch experimentell.