#include "insets/InsetText.h"
#include "mathed/MathData.h"
+#include "mathed/InsetMathNest.h"
#include "frontends/alert.h"
#include "frontends/Application.h"
struct BufferView::Private
{
- Private(BufferView & bv) : update_strategy_(FullScreenUpdate),
+ Private(BufferView & bv) :
+ update_strategy_(FullScreenUpdate),
update_flags_(Update::Force),
wh_(0), cursor_(bv),
anchor_pit_(0), anchor_ypos_(0),
last_inset_(0), clickable_inset_(false),
mouse_position_cache_(),
bookmark_edit_position_(-1), gui_(0),
- horiz_scroll_offset_(0), repaint_caret_row_(false)
+ horiz_scroll_offset_(0)
{
xsel_cache_.set = false;
}
Update::flags update_flags_;
///
CoordCache coord_cache_;
+ ///
+ typedef map<MathData const *, MathRow> MathRows;
+ MathRows math_rows_;
/// Estimated average par height for scrollbar.
int wh_;
/// a slice pointing to the start of the row where the cursor
/// is (at last draw time)
CursorSlice current_row_slice_;
- /// a slice pointing to the start of the row where cursor was
- /// at previous draw event
- CursorSlice last_row_slice_;
-
- /// a slice pointing to where the cursor has been drawn after the current
- /// draw() call.
- CursorSlice caret_slice_;
- /// indicates whether the caret slice needs to be repainted in this draw() run.
- bool repaint_caret_row_;
};
// That is to say, if a cursor is in a nested inset, it will be
// restore to the left of the top level inset.
LastFilePosSection::FilePos fp;
+ fp.file = buffer_.fileName();
fp.pit = d->cursor_.bottom().pit();
fp.pos = d->cursor_.bottom().pos();
- theSession().lastFilePos().save(buffer_.fileName(), fp);
+ theSession().lastFilePos().save(fp);
if (d->last_inset_)
d->last_inset_->setMouseHover(this, false);
}
+MathRow const & BufferView::mathRow(MathData const * cell) const
+{
+ auto it = d->math_rows_.find(cell);
+ LATTEST(it != d->math_rows_.end());
+ return it->second;
+}
+
+
+void BufferView::setMathRow(MathData const * cell, MathRow const & mrow)
+{
+ d->math_rows_[cell] = mrow;
+}
+
+
Buffer & BufferView::buffer()
{
return buffer_;
return string((flags & Update::FitCursor) ? "FitCursor " : "")
+ ((flags & Update::Force) ? "Force " : "")
+ ((flags & Update::ForceDraw) ? "ForceDraw " : "")
- + ((flags & Update::SinglePar) ? "SinglePar " : "");
+ + ((flags & Update::SinglePar) ? "SinglePar " : "")
+ + ((flags & Update::Decoration) ? "Decoration " : "");
}
}
if (flags == Update::None)
return;
- // SinglePar is ignored for now (this should probably change). We
- // set it ourselves below, at the price of always rebreaking the
- // paragraph at cursor. This can be expensive for large tables.
- flags = flags & ~Update::SinglePar;
+ /* FIXME We would like to avoid doing this here, since it is very
+ * expensive and is called in updateBuffer already. However, even
+ * inserting a plain character can invalidate the overly fragile
+ * tables of child documents built by updateMacros. Some work is
+ * needed to avoid doing that when not necessary.
+ */
+ buffer_.updateMacros();
// First check whether the metrics and inset positions should be updated
if (flags & Update::Force) {
updateMetrics(flags);
}
+ // Detect whether we can only repaint a single paragraph (if we
+ // are not already redrawing all).
+ // We handle this before FitCursor because the later will require
+ // correct metrics at cursor position.
+ if (!(flags & Update::ForceDraw)
+ && (flags & Update::SinglePar)
+ && !singleParUpdate())
+ updateMetrics(flags);
+
// Then make sure that the screen contains the cursor if needed
if (flags & Update::FitCursor) {
if (needsFitCursor()) {
- scrollToCursor(d->cursor_, false);
+ // First try to make the selection start visible
+ // (which is just the cursor when there is no selection)
+ scrollToCursor(d->cursor_.selectionBegin(), false);
+ // Is the cursor visible? (only useful if cursor is at end of selection)
+ if (needsFitCursor())
+ // then try to make cursor visible instead
+ scrollToCursor(d->cursor_, false);
// Metrics have to be recomputed (maybe again)
updateMetrics(flags);
}
flags = flags & ~Update::FitCursor;
}
- // Finally detect whether we can only repaint a single paragraph
- if (!(flags & Update::ForceDraw)) {
- if (singleParUpdate())
- flags = flags | Update::SinglePar;
- else
- updateMetrics(flags);
- }
-
// Add flags to the the update flags. These will be reset to None
// after the redraw is actually done
d->update_flags_ = d->update_flags_ | flags;
LYXERR(Debug::PAINTING, "Cumulative flags: " << flagsAsString(flags));
// Now compute the update strategy
- // Possibly values in flag are None, Decoration, ForceDraw
+ // Possibly values in flag are None, SinglePar, Decoration, ForceDraw
LATTEST((d->update_flags_ & ~(Update::None | Update::SinglePar
| Update::Decoration | Update::ForceDraw)) == 0);
d->cursor_.setCurrentFont();
// Do not forget to reset the anchor (see #9912)
d->cursor_.resetAnchor();
- processUpdateFlags(Update::FitCursor);
+ processUpdateFlags(Update::Force | Update::FitCursor);
}
return success;
int offset = coordOffset(dit).y_;
int ypos = pm.position() + offset;
Dimension const & row_dim =
- pm.getRow(cs.pos(), dit.boundary()).dimension();
+ pm.getRow(cs.pos(), dit.boundary()).dim();
int scrolled = 0;
if (recenter)
scrolled = scroll(ypos - height_/2);
d->anchor_pit_ = bot_pit;
CursorSlice const & cs = dit.innerTextSlice();
Dimension const & row_dim =
- pm.getRow(cs.pos(), dit.boundary()).dimension();
+ pm.getRow(cs.pos(), dit.boundary()).dim();
if (recenter)
d->anchor_ypos_ = height_/2;
break;
case LFUN_GRAPHICS_UNIFY:
- flag.setEnabled(cur.selection());
+ flag.setEnabled(cur.countInsetsInSelection(GRAPHICS_CODE)>1);
break;
case LFUN_WORD_FINDADV: {
void BufferView::editInset(string const & name, Inset * inset)
{
- d->edited_insets_[name] = inset;
+ if (inset)
+ d->edited_insets_[name] = inset;
+ else
+ d->edited_insets_.erase(name);
}
// without calling recordUndo. Fix this before using
// recordUndoBufferParams().
cur.recordUndoFullBuffer();
- buffer_.params().setBaseClass(argument);
+ buffer_.params().setBaseClass(argument, buffer_.layoutPos());
makeDocumentClass();
dr.screenUpdate(Update::Force);
dr.forceBufferUpdate();
case LFUN_LAYOUT_RELOAD: {
LayoutFileIndex bc = buffer_.params().baseClassID();
LayoutFileList::get().reset(bc);
- buffer_.params().setBaseClass(bc);
+ buffer_.params().setBaseClass(bc, buffer_.layoutPos());
makeDocumentClass();
dr.screenUpdate(Update::Force);
dr.forceBufferUpdate();
// We need to find out if the bibliography information
// has changed. See bug #11055.
// So these should not be references...
- LayoutModuleList const engines = buffer().params().citeEngine();
+ string const engine = buffer().params().citeEngine();
CiteEngineType const enginetype = buffer().params().citeEngineType();
- if (!cur.textUndo())
+ if (!cur.undoAction())
dr.setMessage(_("No further undo information"));
else {
dr.screenUpdate(Update::Force | Update::FitCursor);
dr.forceBufferUpdate();
- if (buffer().params().citeEngine() != engines ||
+ if (buffer().params().citeEngine() != engine ||
buffer().params().citeEngineType() != enginetype)
buffer().invalidateCiteLabels();
}
// We need to find out if the bibliography information
// has changed. See bug #11055.
// So these should not be references...
- LayoutModuleList const engines = buffer().params().citeEngine();
+ string const engine = buffer().params().citeEngine();
CiteEngineType const enginetype = buffer().params().citeEngineType();
- if (!cur.textRedo())
+ if (!cur.redoAction())
dr.setMessage(_("No further redo information"));
else {
dr.screenUpdate(Update::Force | Update::FitCursor);
dr.forceBufferUpdate();
- if (buffer().params().citeEngine() != engines ||
+ if (buffer().params().citeEngine() != engine ||
buffer().params().citeEngineType() != enginetype)
buffer().invalidateCiteLabels();
}
case LFUN_CHANGE_NEXT:
findNextChange(this);
+ if (cur.inset().isTable())
+ // In tables, there might be whole changed rows or columns
+ cur.dispatch(cmd);
// FIXME: Move this LFUN to Buffer so that we don't have to do this:
dr.screenUpdate(Update::Force | Update::FitCursor);
break;
case LFUN_CHANGE_PREVIOUS:
findPreviousChange(this);
+ if (cur.inset().isTable())
+ // In tables, there might be whole changed rows or columns
+ cur.dispatch(cmd);
// FIXME: Move this LFUN to Buffer so that we don't have to do this:
dr.screenUpdate(Update::Force | Update::FitCursor);
break;
}
break;
- case LFUN_ALL_CHANGES_ACCEPT:
+ case LFUN_ALL_CHANGES_ACCEPT: {
// select complete document
cur.reset();
cur.selHandle(true);
buffer_.text().cursorBottom(cur);
// accept everything in a single step to support atomic undo
+ // temporarily disable track changes in order to end with really
+ // no new (e.g., DPSM-caused) changes (see #7487)
+ bool const track = buffer_.params().track_changes;
+ buffer_.params().track_changes = false;
buffer_.text().acceptOrRejectChanges(cur, Text::ACCEPT);
+ buffer_.params().track_changes = track;
cur.resetAnchor();
// FIXME: Move this LFUN to Buffer so that we don't have to do this:
dr.screenUpdate(Update::Force | Update::FitCursor);
dr.forceBufferUpdate();
break;
+ }
- case LFUN_ALL_CHANGES_REJECT:
+ case LFUN_ALL_CHANGES_REJECT: {
// select complete document
cur.reset();
cur.selHandle(true);
buffer_.text().cursorBottom(cur);
// reject everything in a single step to support atomic undo
- // Note: reject does not work recursively; the user may have to repeat the operation
+ // temporarily disable track changes in order to end with really
+ // no new (e.g., DPSM-caused) changes (see #7487)
+ bool const track = buffer_.params().track_changes;
+ buffer_.params().track_changes = false;
buffer_.text().acceptOrRejectChanges(cur, Text::REJECT);
+ buffer_.params().track_changes = track;
cur.resetAnchor();
// FIXME: Move this LFUN to Buffer so that we don't have to do this:
dr.screenUpdate(Update::Force | Update::FitCursor);
dr.forceBufferUpdate();
break;
+ }
case LFUN_WORD_FIND_FORWARD:
case LFUN_WORD_FIND_BACKWARD: {
// At least one complete cell is selected and inset is a table.
// Select all cells
cur.idx() = 0;
+ cur.pit() = 0;
cur.pos() = 0;
cur.resetAnchor();
cur.selection(true);
cur.idx() = cur.lastidx();
+ cur.pit() = cur.lastpit();
cur.pos() = cur.lastpos();
} else {
// select current cell
}
+ case LFUN_UNICODE_INSERT: {
+ if (cmd.argument().empty())
+ break;
+
+ FuncCode code = cur.inset().currentMode() == Inset::MATH_MODE ?
+ LFUN_MATH_INSERT : LFUN_SELF_INSERT;
+ int i = 0;
+ while (true) {
+ docstring const arg = from_utf8(cmd.getArg(i));
+ if (arg.empty())
+ break;
+ if (!isHex(arg)) {
+ LYXERR0("Not a hexstring: " << arg);
+ ++i;
+ continue;
+ }
+ char_type c = hexToInt(arg);
+ if (c >= 32 && c < 0x10ffff) {
+ LYXERR(Debug::KEY, "Inserting c: " << c);
+ lyx::dispatch(FuncRequest(code, docstring(1, c)));
+ }
+ ++i;
+ }
+ break;
+ }
+
+
// This would be in Buffer class if only Cursor did not
// require a bufferview
case LFUN_INSET_FORALL: {
void BufferView::gotoLabel(docstring const & label)
{
+ FuncRequest action;
+ bool have_inactive = false;
for (Buffer const * buf : buffer().allRelatives()) {
// find label
for (TocItem const & item : *buf->tocBackend().toc("label")) {
- if (label == item.str()) {
+ if (label == item.str() && item.isOutput()) {
lyx::dispatch(item.action());
return;
}
+ // If we find an inactive label, save it for the case
+ // that no active one is there
+ if (label == item.str() && !have_inactive) {
+ have_inactive = true;
+ action = item.action();
+ }
}
}
+ // We only found an inactive label. Go there.
+ if (have_inactive)
+ lyx::dispatch(action);
}
LBUFERR(t);
TextMetricsCache::iterator tmc_it = d->text_metrics_.find(t);
if (tmc_it == d->text_metrics_.end()) {
- tmc_it = d->text_metrics_.insert(
- make_pair(t, TextMetrics(this, const_cast<Text *>(t)))).first;
+ tmc_it = d->text_metrics_.emplace(std::piecewise_construct,
+ std::forward_as_tuple(t),
+ std::forward_as_tuple(this, const_cast<Text *>(t))).first;
}
return tmc_it->second;
}
return false;
bool need_anchor_change = false;
- bool changed = d->cursor_.text()->deleteEmptyParagraphMechanism(cur, old,
+ bool changed = Text::deleteEmptyParagraphMechanism(cur, old,
need_anchor_change);
if (need_anchor_change)
// Clear out the position cache in case of full screen redraw,
d->coord_cache_.clear();
+ d->math_rows_.clear();
// Clear out paragraph metrics to avoid having invalid metrics
// in the cache from paragraphs not relayouted below
}
-void BufferView::insertLyXFile(FileName const & fname)
+void BufferView::insertLyXFile(FileName const & fname, bool const ignorelang)
{
LASSERT(d->cursor_.inTexted(), return);
ErrorList & el = buffer_.errorList("Parse");
// Copy the inserted document error list into the current buffer one.
el = buf.errorList("Parse");
+ ParagraphList & pars = buf.paragraphs();
+ if (ignorelang)
+ // set main language of imported file to context language
+ buf.changeLanguage(buf.language(), d->cursor_.getFont().language());
buffer_.undo().recordUndo(d->cursor_);
- cap::pasteParagraphList(d->cursor_, buf.paragraphs(),
+ cap::pasteParagraphList(d->cursor_, pars,
buf.params().documentClassPtr(), el);
res = _("Document %1$s inserted.");
} else {
void BufferView::caretPosAndHeight(Point & p, int & h) const
{
+ int asc, des;
Cursor const & cur = cursor();
- Font const font = cur.real_current_font;
- frontend::FontMetrics const & fm = theFontMetrics(font);
- int const asc = fm.maxAscent();
- int const des = fm.maxDescent();
+ if (cur.inMathed()) {
+ MathRow const & mrow = mathRow(&cur.cell());
+ asc = mrow.caret_ascent;
+ des = mrow.caret_descent;
+ } else {
+ Font const font = cur.real_current_font;
+ frontend::FontMetrics const & fm = theFontMetrics(font);
+ asc = fm.maxAscent();
+ des = fm.maxDescent();
+ }
h = asc + des;
p = getPos(cur);
p.y_ -= asc;
}
-bool BufferView::cursorInView(Point const & p, int h) const
+bool BufferView::caretInView() const
{
- Cursor const & cur = cursor();
+ if (!paragraphVisible(cursor()))
+ return false;
+ Point p;
+ int h;
+ caretPosAndHeight(p, h);
+
// does the cursor touch the screen ?
- if (p.y_ + h < 0 || p.y_ >= workHeight() || !paragraphVisible(cur))
+ if (p.y_ + h < 0 || p.y_ >= workHeight())
return false;
return true;
}
}
-bool BufferView::hadHorizScrollOffset(Text const * text,
- pit_type pit, pos_type pos) const
-{
- return !d->last_row_slice_.empty()
- && &text->inset() == d->last_row_slice_.inset().asInsetText()
- && pit == d->last_row_slice_.pit()
- && pos == d->last_row_slice_.pos();
-}
-
-
void BufferView::setCurrentRowSlice(CursorSlice const & rowSlice)
{
// nothing to do if the cursor was already on this row
- if (d->current_row_slice_ == rowSlice) {
- d->last_row_slice_ = CursorSlice();
+ if (d->current_row_slice_ == rowSlice)
return;
- }
// if the (previous) current row was scrolled, we have to
// remember it in order to repaint it next time.
- if (d->horiz_scroll_offset_ != 0)
- d->last_row_slice_ = d->current_row_slice_;
- else
- d->last_row_slice_ = CursorSlice();
+ if (d->horiz_scroll_offset_ != 0) {
+ // search the old row in cache and mark it changed
+ for (auto & tm_pair : d->text_metrics_) {
+ if (&tm_pair.first->inset() == rowSlice.inset().asInsetText()) {
+ tm_pair.second.setRowChanged(rowSlice.pit(), rowSlice.pos());
+ // We found it, no need to continue.
+ break;
+ }
+ }
+ }
// Since we changed row, the scroll offset is not valid anymore
d->horiz_scroll_offset_ = 0;
}
-namespace {
-
-bool sliceInRow(CursorSlice const & cs, Text const * text, Row const & row)
-{
- /* The normal case is the last line. The previous line takes care
- * of empty rows (e.g. empty paragraphs). Cursor boundary issues
- * are taken care of when setting caret_slice_ in
- * BufferView::draw.
- */
- return !cs.empty() && cs.text() == text && cs.pit() == row.pit()
- && ((row.pos() == row.endpos() && row.pos() == cs.pos())
- || (row.pos() <= cs.pos() && cs.pos() < row.endpos()));
-}
-
-}
-
-
-bool BufferView::needRepaint(Text const * text, Row const & row) const
-{
- return d->repaint_caret_row_ && sliceInRow(d->caret_slice_, text, row);
-}
-
-
void BufferView::checkCursorScrollOffset()
{
CursorSlice rowSlice = d->cursor_.bottom();
<< d->horiz_scroll_offset_ << " to " << offset);
if (d->update_strategy_ == NoScreenUpdate
- && (offset != d->horiz_scroll_offset_
- || !d->last_row_slice_.empty())) {
+ && offset != d->horiz_scroll_offset_) {
// FIXME: if one uses SingleParUpdate, then home/end
// will not work on long rows. Why?
d->update_strategy_ = FullScreenUpdate;
int const y = tm.first().second->position();
PainterInfo pi(this, pain);
- /** A repaint of the previous caret row is needed if there is
- * caret painted on screen and either
- * 1/ a new caret has to be painted at a place different from
- * the existing one;
- * 2/ there is no need for a caret anymore.
- */
- d->repaint_caret_row_ = !d->caret_slice_.empty() &&
- ((paint_caret && d->cursor_.top() != d->caret_slice_)
- || ! paint_caret);
-
// Check whether the row where the cursor lives needs to be scrolled.
// Update the drawing strategy if needed.
checkCursorScrollOffset();
// however, the different coordinates of insets and paragraphs
// needs to be updated.
LYXERR(Debug::PAINTING, "Strategy: NoScreenUpdate");
- pi.full_repaint = false;
if (pain.isNull()) {
pi.full_repaint = true;
tm.draw(pi, 0, y);
- } else if (d->repaint_caret_row_) {
+ } else {
pi.full_repaint = false;
tm.draw(pi, 0, y);
}
d->update_flags_ = Update::None;
}
- // Remember what has just been done for the next draw() step
+ // If a caret has to be painted, mark its text row as dirty to
+ //make sure that it will be repainted on next redraw.
+ /* FIXME: investigate whether this can be avoided when the cursor did not
+ * move at all
+ */
if (paint_caret) {
- d->caret_slice_ = d->cursor_.top();
- if (d->caret_slice_.pos() > 0
- && (d->cursor_.boundary()
- || d->caret_slice_.pos() == d->caret_slice_.lastpos()))
- --d->caret_slice_.pos();
- } else
- d->caret_slice_ = CursorSlice();
+ Row const & caret_row = d->cursor_.textRow();
+ caret_row.changed(true);
+ }
}