#include <config.h>
#include <lyxrc.h>
-#ifdef __GNUG__
-#pragma implementation
-#endif
#include "support/lstrings.h"
#include "support/LAssert.h"
#include "math_charinset.h"
#include "math_extern.h"
#include "math_factory.h"
+#include "math_fontinset.h"
#include "math_gridinset.h"
#include "math_iterator.h"
#include "math_macroarg.h"
MathCursor::MathCursor(InsetFormulaBase * formula, bool front)
- : formula_(formula), autocorrect_(false), selection_(false)
+ : formula_(formula), autocorrect_(false), selection_(false), targetx_(-1)
{
front ? first() : last();
Anchor_ = Cursor_;
MathCursor::~MathCursor()
{
- // ensure that 'notifyCursorLeave' is called
- while (popLeft())
- ;
+ // ensure that 'notifyCursorLeave' is called
+ while (popLeft())
+ ;
}
//cerr << "Leaving atom to the left\n";
if (depth() <= 1) {
if (depth() == 1)
- par()->notifyCursorLeaves();
+ par()->notifyCursorLeaves(idx());
return false;
}
- par()->notifyCursorLeaves();
+ par()->notifyCursorLeaves(idx());
Cursor_.pop_back();
return true;
}
//cerr << "Leaving atom "; par()->write(cerr, false); cerr << " right\n";
if (depth() <= 1) {
if (depth() == 1)
- par()->notifyCursorLeaves();
+ par()->notifyCursorLeaves(idx());
return false;
}
- par()->notifyCursorLeaves();
+ par()->notifyCursorLeaves(idx());
Cursor_.pop_back();
posRight();
return true;
#if FILEDEBUG
void MathCursor::dump(char const * what) const
{
- lyxerr << "MC: " << what << "\n";
- lyxerr << " Cursor: " << depth() << "\n";
+ lyxerr << "MC: " << what << endl;
+ lyxerr << " Cursor: " << depth() << endl;
for (unsigned i = 0; i < depth(); ++i)
- lyxerr << " i: " << i << " " << Cursor_[i] << "\n";
- lyxerr << " Anchor: " << Anchor_.size() << "\n";
+ lyxerr << " i: " << i << ' ' << Cursor_[i] << endl;
+ lyxerr << " Anchor: " << Anchor_.size() << endl;
for (unsigned i = 0; i < Anchor_.size(); ++i)
- lyxerr << " i: " << i << " " << Anchor_[i] << "\n";
- lyxerr << " sel: " << selection_ << "\n";
+ lyxerr << " i: " << i << ' ' << Anchor_[i] << endl;
+ lyxerr << " sel: " << selection_ << endl;
}
#else
void MathCursor::dump(char const *) const {}
MathArray ar = asArray(t);
if (ar.size() == 1)
niceInsert(ar[0]);
- else
+ else
insert(ar);
}
}
-void MathCursor::backspace()
+bool MathCursor::backspace()
{
autocorrect_ = false;
- if (pos() == 0) {
- pullArg();
- return;
- }
if (selection_) {
selDel();
- return;
+ return true;
+ }
+
+ if (pos() == 0) {
+ if (par()->ncols() == 1 && par()->nrows() == 1 && depth() == 1 && size() == 0)
+ return false;
+ else{
+ pullArg();
+ return true;
+ }
}
if (inMacroMode()) {
MathUnknownInset * p = activeMacro();
if (p->name().size() > 1) {
p->setName(p->name().substr(0, p->name().size() - 1));
- return;
+ return true;
}
}
--pos();
plainErase();
+ return true;
}
-void MathCursor::erase()
+bool MathCursor::erase()
{
autocorrect_ = false;
if (inMacroMode())
- return;
+ return true;
if (selection_) {
selDel();
- return;
+ return true;
}
// delete empty cells if possible
if (array().empty())
if (par()->idxDelete(idx()))
- return;
+ return true;
// old behaviour when in last position of cell
if (pos() == size()) {
- par()->idxGlue(idx());
- return;
+ if (par()->ncols() == 1 && par()->nrows() == 1 && depth() == 1 && size() == 0)
+ return false;
+ else{
+ par()->idxGlue(idx());
+ return true;
+ }
}
plainErase();
+ return true;
}
}
+void MathCursor::adjust(pos_type from, difference_type diff)
+{
+ if (cursor().pos_ > from)
+ cursor().pos_ += diff;
+ if (Anchor_.back().pos_ > from)
+ Anchor_.back().pos_ += diff;
+ // just to be on the safe side
+ // theoretically unecessary
+ normalize();
+}
+
+
MathCursor::pos_type & MathCursor::pos()
{
return cursor().pos_;
{
if (idx() >= par()->nargs()) {
lyxerr << "this should not really happen - 1: "
- << idx() << " " << par()->nargs() << " in: " << par() << "\n";
+ << idx() << ' ' << par()->nargs()
+ << " in: " << par() << endl;
dump("error 2");
}
idx() = min(idx(), par()->nargs() - 1);
if (pos() > size()) {
lyxerr << "this should not really happen - 2: "
- << pos() << " " << size() << " in idx: " << idx()
- << " in atom: '";
+ << pos() << ' ' << size() << " in idx: " << idx()
+ << " in atom: '";
WriteStream wi(lyxerr, false, true);
par()->write(wi);
- lyxerr << "\n";
+ lyxerr << endl;
dump("error 4");
}
pos() = min(pos(), size());
-
- // remove empty scripts if possible
- if (1) {
- for (pos_type i = 0; i < size(); ++i) {
- MathScriptInset * p = array()[i].nucleus()->asScriptInset();
- if (p) {
- p->removeEmptyScripts();
- if (!p->hasUp() && !p->hasDown() && p->nuc().size() == 1)
- array()[i] = p->nuc()[0];
- }
- }
- }
-
- // fix again position
- pos() = min(pos(), size());
}
}
if (c == '\n') {
- if (currentMode() == MathInset::TEXT_MODE)
+ if (currentMode() == MathInset::TEXT_MODE)
insert(c);
return true;
}
os << " ";
}
if (hasPrevAtom())
- if (prevAtom()->asSymbolInset() || prevAtom()->asScriptInset())
- prevAtom()->infoize(os);
+ prevAtom()->infoize2(os);
os << " ";
- return os.str().c_str(); // .c_str() needed for lyxstring
+ return STRCONV(os.str());
}
MathCursorPos i2;
getSelection(i1, i2);
+ if (i1.idx_ == i2.idx_) {
+ MathArray::const_iterator it = i1.cell().begin();
+ return asString(MathArray(it + i1.pos_, it + i2.pos_));
+ }
+
row_type r1, r2;
col_type c1, c2;
region(i1, i2, r1, r2, c1, c2);
string data;
for (row_type row = r1; row <= r2; ++row) {
if (row > r1)
- data += "\\n";
+ data += "\\\\";
for (col_type col = c1; col <= c2; ++col) {
if (col > c1)
- data += "&";
+ data += '&';
data += asString(i1.par_->cell(i1.par_->index(row, col)));
}
}
}
-MathInset::result_type MathCursor::dispatch(FuncRequest const & cmd)
+dispatch_result MathCursor::dispatch(FuncRequest const & cmd)
{
for (int i = Cursor_.size() - 1; i >= 0; --i) {
MathCursorPos & pos = Cursor_[i];
- MathInset::result_type
- res = pos.par_->dispatch(cmd, pos.idx_, pos.pos_);
- if (res != MathInset::UNDISPATCHED) {
- if (res == MathInset::DISPATCHED_POP) {
+ dispatch_result res = pos.par_->dispatch(cmd, pos.idx_, pos.pos_);
+ if (res != UNDISPATCHED) {
+ if (res == DISPATCHED_POP) {
Cursor_.shrink(i + 1);
selClear();
}
return res;
}
}
- return MathInset::UNDISPATCHED;
+ return UNDISPATCHED;
}
}
-void releaseMathCursor(BufferView * bv)
+void MathCursor::handleFont(string const & font)
{
- if (!mathcursor)
- return;
- mathcursor->formula()->hideInsetCursor(bv);
- delete mathcursor;
- mathcursor = 0;
+ string safe;
+ if (selection()) {
+ macroModeClose();
+ safe = grabAndEraseSelection();
+ }
+
+ if (array().size()) {
+ // something left in the cell
+ if (pos() == 0) {
+ // cursor in first position
+ popLeft();
+ } else if (pos() == array().size()) {
+ // cursor in last position
+ popRight();
+ } else {
+ // cursor in between. split cell
+ MathArray::iterator bt = array().begin();
+ MathAtom at = createMathInset(font);
+ at.nucleus()->cell(0) = MathArray(bt, bt + pos());
+ cursor().cell().erase(bt, bt + pos());
+ popLeft();
+ plainInsert(at);
+ }
+ } else {
+ // nothing left in the cell
+ pullArg();
+ plainErase();
+ }
+ insert(safe);
}
+
+void releaseMathCursor(BufferView * bv)
+{
+ if (mathcursor) {
+ InsetFormulaBase * f = mathcursor->formula();
+ f->hideInsetCursor(bv);
+ delete mathcursor;
+ mathcursor = 0;
+ f->insetUnlock(bv);
+ }
+}