#include "support/LAssert.h"
#include "iterators.h"
-#include <vector>
-
-using std::vector;
-using boost::shared_ptr;
-
/// The flag used by FinishUndo().
bool undo_finished;
namespace {
-/// Utility to return the cursor.
-LyXCursor const & undoCursor(BufferView * bv)
-{
- if (bv->theLockingInset())
- return bv->theLockingInset()->cursor(bv);
- return bv->text->cursor;
-}
-
-
-/**
- * Returns a pointer to the very first Paragraph depending of where
- * we are so it will return the first paragraph of the buffer or the
- * first paragraph of the textinset we're in.
- */
-ParagraphList * undoParagraphs(BufferView * bv, int inset_id)
-{
- Inset * inset = bv->buffer()->getInsetFromID(inset_id);
- if (inset) {
- ParagraphList * result = inset->getParagraphs(0);
- if (result && !result->empty())
- return result;
- }
- return &bv->text->ownerParagraphs();
-}
-
/**
* Finish the undo operation in the case there was no entry
// Returns false if no undo possible.
bool textHandleUndo(BufferView * bv, Undo & undo)
{
- Buffer * b = bv->buffer();
+ Buffer * buf = bv->buffer();
- ParIterator const before = b->getParFromID(undo.number_of_before_par);
- ParIterator const behind = b->getParFromID(undo.number_of_behind_par);
- ParIterator const null = b->par_iterator_end();
+ ParIterator const before = buf->getParFromID(undo.number_of_before_par);
+ ParIterator const behind = buf->getParFromID(undo.number_of_behind_par);
+ ParIterator const null = buf->par_iterator_end();
int const before_id = (before == null) ? -1 : before->id();
int const behind_id = (behind == null) ? -1 : behind->id();
int const inset_id = undo.number_of_inset_id;
- ParagraphList * plist = undoParagraphs(bv, inset_id);
+ Inset * inset = bv->buffer()->getInsetFromID(inset_id);
+ LyXText * text = inset ? inset->getLyXText(bv) : bv->text;
+
+ ParagraphList * plist = &bv->text->ownerParagraphs();
+ if (inset) {
+ ParagraphList * tmp = inset->getParagraphs(0);
+ if (tmp && !tmp->empty())
+ plist = tmp;
+ }
ParagraphList::iterator first;
if (before == null) {
// if there's no before take the beginning of parlist.
first = plist->begin();
- LyXText * t = bv->text;
- if (inset_id >= 0)
- if (Inset * in = bv->buffer()->getInsetFromID(inset_id))
- t = in->getLyXText(bv);
- t->setCursorIntern(plist->begin(), 0);
+ text->setCursorIntern(plist->begin(), 0);
} else {
first = *before;
++first;
}
int const first_id = first->id();
- int after_id;
- ParagraphList::iterator after;
- if (behind == null) {
- // if there's no behind take the end of parlist.
- after = plist->end();
- after_id = -1;
- } else {
- after = *behind;
- after_id = after->id();
- }
-
- lyxerr << "\nbefore_id: " << before_id << "\n";
- lyxerr << "first_id: " << first_id << "\n";
- lyxerr << "after_id: " << after_id << "\n";
- lyxerr << "behind_id: " << behind_id << "\n";
- lyxerr << "inset_id: " << inset_id << "\n";
+ lyxerr << "\nhandle: before_id: " << before_id << "\n";
+ lyxerr << "handle: first_id: " << first_id << "\n";
+ lyxerr << "handle: behind_id: " << behind_id << "\n";
+ lyxerr << "handle: inset_id: " << inset_id << "\n";
// Set the right(new) inset-owner of the paragraph if there is any.
- if (!undo.pars.empty()) {
- Inset * in = 0;
- if (before != null)
- in = before->inInset();
- else if (inset_id >= 0)
- in = bv->buffer()->getInsetFromID(inset_id);
- for (size_t i = 0, n = undo.pars.size(); i < n; ++i)
- undo.pars[i]->setInsetOwner(in);
- }
-
-
- // quick hack to make the common case work
- if (undo.pars.size() == 1 && boost::next(first) == after) {
- // first = *undo.pars[0];
- lyxerr << "could use special case...\n";
+ UpdatableInset * in = 0;
+ if (before != null)
+ in = before->inInset();
+ else if (inset_id >= 0) {
+ Inset * inset = bv->buffer()->getInsetFromID(inset_id);
+ in = static_cast<UpdatableInset *>(inset);
}
+ ParagraphList::iterator pit = undo.pars.begin();
+ ParagraphList::iterator end = undo.pars.end();
+ for ( ; pit != end; ++pit)
+ pit->setInsetOwner(in);
+ lyxerr << "in: " << in << "\n";
+ lyxerr << "undo.pars.size(): " << undo.pars.size() << "\n";
+
+ // remove stuff between first and behind
+ if (behind == null)
+ plist->erase(first, plist->end());
+ else
+ plist->erase(first, *behind);
+ lyxerr << "after erase\n";
-#if 0
- // remove stuff between first and after
- plist->erase(first, after);
// re-create first
if (before == null) {
// if there's no before take the beginning of parlist.
+ lyxerr << "no 'before'\n";
first = plist->begin();
} else {
+ lyxerr << "have 'before'\n";
first = *before;
++first;
}
-#endif
// inset saved paragraphs
- for (size_t i = 0, n = undo.pars.size(); i < n; ++i) {
- lyxerr << " inserting par " << undo.pars[i]->id() << "\n";
- lyxerr << " inserting plist: " << plist << "\n";
- //plist->insert(first, new Paragraph(*undo.pars[i], true));
- /*
- // A memory optimization for edit:
- // Only layout information
- // is stored in the undo. So restore
- // the text informations.
- if (undo.kind == Undo::EDIT) {
- undo.pars[par]->setContentsFromPar(*deletelist.back());
- ++par;
- }
- */
- }
+ lyxerr << "undo.pars.size(): " << undo.pars.size() << "\n";
+ plist->insert(first, undo.pars.begin(), undo.pars.end());
+ lyxerr << "after insert\n";
+ /*
+ // A memory optimization for edit:
+ // Only layout information
+ // is stored in the undo. So restore
+ // the text informations.
+ if (undo.kind == Undo::EDIT) {
+ undo.pars[par]->setContentsFromPar(*deletelist.back());
+ ++par;
+ }
+ */
// Set the cursor for redoing
// if we have a par before the first.
if (before != null) {
Inset * it = before->inInset();
- if (it)
- it->getLyXText(bv)->setCursorIntern(*before, 0);
- else
- bv->text->setCursorIntern(*before, 0);
+ LyXText * text = it ? it->getLyXText(bv) : bv->text;
+ text->setCursorIntern(*before, 0);
}
UpdatableInset * it = 0;
- if (first != plist->begin())
- it = static_cast<UpdatableInset*>(first->inInset());
+ if (first != plist->end())
+ it = first->inInset();
+ lyxerr << "it: " << it << "\n";
- LyXText * text = it ? it->getLyXText(bv) : bv->text;
text->redoParagraphs(text->cursor, plist->end());
ParIterator tmppar = bv->buffer()->getParFromID(inset_id);
if (tmppar != null) {
+ lyxerr << "tmppar: " << tmppar->id() << "\n";
LyXText * t;
Inset * it = tmppar->inInset();
if (it) {
t->clearSelection();
t->selection.cursor = t->cursor;
t->updateCounters();
+ } else {
+ lyxerr << "tmppar == null \n";
}
if (it) {
+ lyxerr << "fit cursor...\n";
bv->fitCursor();
bv->updateInset(it);
bv->text->setCursorIntern(bv->text->cursor.par(),
finishUndo();
bv->text->postPaint(0);
+ lyxerr << "finished textHandleUndo...\n";
return true;
}
-bool createUndo(BufferView * bv, Undo::undo_kind kind,
- int first_id, int last_id, shared_ptr<Undo> & u)
+void createUndo(BufferView * bv, Undo::undo_kind kind,
+ int first_id, int last_id,
+ limited_stack<Undo> & stack)
{
- Buffer * b = bv->buffer();
+ Buffer * buf = bv->buffer();
- ParIterator null = b->par_iterator_end();
+ ParIterator null = buf->par_iterator_end();
ParIterator prev = null;
ParIterator before = null;
ParIterator first = null;
ParIterator last = null;
ParIterator behind = null;
- for (ParIterator it = b->par_iterator_begin(); it != null; ++it) {
- if ((*it)->id() == first_id) {
+ for (ParIterator it = buf->par_iterator_begin(); it != null; ++it) {
+ if (it->id() == first_id) {
first = it;
before = prev;
}
- if ((*it)->id() == last_id) {
+ if (it->id() == last_id) {
last = it;
behind = last;
++behind;
int const behind_id = (behind == null) ? -1 : behind->id();
int inset_id = (first->inInset()) ? first->inInset()->id() : -1;
- lyxerr << "\nbefore_id: " << before_id << "\n";
- lyxerr << "first_id: " << first_id << "\n";
- lyxerr << "last_id: " << last_id << "\n";
- lyxerr << "behind_id: " << behind_id << "\n";
- lyxerr << "inset_id: " << inset_id << "\n";
+ lyxerr << "\ncreate: before_id: " << before_id << "\n";
+ lyxerr << "create: first_id: " << first_id << "\n";
+ lyxerr << "create: last_id: " << last_id << "\n";
+ lyxerr << "create: behind_id: " << behind_id << "\n";
+ lyxerr << "create: inset_id: " << inset_id << "\n";
+ lyxerr << "create: kind: " << kind << "\n";
ParagraphList * plist = 0;
if (first != null)
plist = &behind.plist();
else if (!plist) {
lyxerr << "plist from buffer (should this happen?)\n";
- plist = &b->paragraphs;
+ plist = &buf->paragraphs;
}
// Undo::EDIT and Undo::FINISH are
// 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)) {
+ if (!undo_finished && kind != Undo::EDIT && kind != Undo::FINISH) {
// Check whether storing is needed.
- if (!b->undostack.empty() &&
- b->undostack.top()->kind == kind &&
- b->undostack.top()->number_of_before_par == before_id &&
- b->undostack.top()->number_of_behind_par == behind_id) {
+ if (!buf->undostack.empty() &&
+ buf->undostack.top().kind == kind &&
+ buf->undostack.top().number_of_before_par == before_id &&
+ buf->undostack.top().number_of_behind_par == behind_id) {
// No undo needed.
- return false;
+ return;
}
}
// Create a new Undo.
-#warning FIXME Why is this a vector and not a ParagraphList?
- std::vector<Paragraph *> undo_pars;
+ LyXCursor const & cur = bv->theLockingInset() ?
+ bv->theLockingInset()->cursor(bv) : bv->text->cursor;
+
+ stack.push(Undo(kind, inset_id,
+ before_id, behind_id, cur.par()->id(), cur.pos(), ParagraphList()));
+
+ ParagraphList & undo_pars = stack.top().pars;
for (ParagraphList::iterator it = *first; it != *last; ++it) {
- int id = it->id();
- Paragraph * tmp = new Paragraph(*it);
- tmp->id(id);
- undo_pars.push_back(tmp);
+ undo_pars.push_back(*it);
+ undo_pars.back().id(it->id());
}
-
- int const id = last->id();
- Paragraph * tmp = new Paragraph(**last);
- tmp->id(id);
- undo_pars.push_back(tmp);
+ undo_pars.push_back(**last);
+ undo_pars.back().id(last->id());
// A memory optimization: Just store the layout
// information when only edit.
// for (size_t i = 0, n = undo_pars.size(); i < n; ++i)
// undo_pars[i]->clearContents();
- int cursor_par = undoCursor(bv).par()->id();
- int cursor_pos = undoCursor(bv).pos();
-
- u.reset(new Undo(kind, inset_id,
- before_id, behind_id, cursor_par, cursor_pos, undo_pars));
-
undo_finished = false;
- return true;
}
// Returns false if no undo possible.
bool textUndoOrRedo(BufferView * bv,
- limited_stack<boost::shared_ptr<Undo> > & stack,
- limited_stack<boost::shared_ptr<Undo> > & /*otherstack*/)
+ limited_stack<Undo> & stack,
+ limited_stack<Undo> & /*otherstack*/)
{
if (stack.empty()) {
finishNoUndo(bv);
return false;
}
- shared_ptr<Undo> undo = stack.top();
+ Undo undo = stack.top();
stack.pop();
finishUndo();
/*
if (!undo_frozen) {
Buffer * buf = bv->buffer();
- ParIterator p = b->getParFromID(undo->number_of_before_par);
- ParIterator const end = b->par_iterator_end();
+ ParIterator p = buf->getParFromID(undo->number_of_before_par);
+ ParIterator const end = buf->par_iterator_end();
bool ok = false;
ParagraphList::iterator first;
// default constructed?
first = p.par();
if (first->next())
first = first->next();
- } else
- first = undoParagraphs(bv, undo->number_of_inset_id)->begin();
+ } else {
+ // Set first to the very first Paragraph depending of where
+ // we are so it will return the first paragraph of the buffer or the
+ // first paragraph of the textinset we're in.
+ first = bv->text->ownerParagraphs()->begin();
+ Inset * inset = bv->buffer()->getInsetFromID(inset_id);
+ if (inset) {
+ ParagraphList * result = inset->getParagraphs(0);
+ if (result && !result->empty())
+ first = result->begin();
+ }
+ }
if (ok) {
- shared_ptr<Undo> u;
- ParIterator behind = b->getParFromID(undo->number_of_behind_par);
- if (createUndo(bv, undo->kind, first, behind.par(), u))
- otherstack.push(u);
+ ParIterator behind = buf->getParFromID(undo.number_of_behind_par);
+ createUndo(bv, undo.kind, first, behind.par(), otherstack);
}
}
*/
// is requested.
freezeUndo();
bv->unlockInset(bv->theLockingInset());
- bool const ret = textHandleUndo(bv, *undo.get());
+ bool const ret = textHandleUndo(bv, undo);
unFreezeUndo();
return ret;
}
void setUndo(BufferView * bv, Undo::undo_kind kind,
ParagraphList::iterator first, ParagraphList::iterator last)
{
-#warning DISABLED
- //return;
if (!undo_frozen) {
- shared_ptr<Undo> u;
- if (createUndo(bv, kind, first->id(), last->id(), u))
- bv->buffer()->undostack.push(u);
+ createUndo(bv, kind, first->id(), last->id(), bv->buffer()->undostack);
bv->buffer()->redostack.clear();
}
}