]> git.lyx.org Git - lyx.git/blobdiff - src/cursor.C
Small fixes for STLPort compliance
[lyx.git] / src / cursor.C
index 2ed2722129c922d21fd898a360bfdeba1cd33107..a94fdc2800800580fe1c0e8f2b78d8585828f28b 100644 (file)
 #include "insets/insettabular.h"
 #include "insets/insettext.h"
 
-#include "mathed/math_data.h"
-#include "mathed/math_inset.h"
-#include "mathed/math_scriptinset.h"
-#include "mathed/math_macrotable.h"
+#include "mathed/MathData.h"
+#include "mathed/InsetMath.h"
+#include "mathed/InsetMathScript.h"
+#include "mathed/MathMacroTable.h"
+#include "mathed/MathParser.h"
 
 #include "support/limited_stack.h"
 
-#include "frontends/LyXView.h"
+#include "frontends/Application.h"
 #include "frontends/font_metrics.h"
 
 #include <boost/assert.hpp>
@@ -52,6 +53,8 @@
 #include <sstream>
 #include <limits>
 
+using lyx::char_type;
+using lyx::docstring;
 using lyx::pit_type;
 
 using std::string;
@@ -61,7 +64,7 @@ using std::endl;
 using std::isalpha;
 #endif
 using std::min;
-using std::swap;
+using std::for_each;
 
 namespace {
 
@@ -93,11 +96,16 @@ namespace {
                DocIterator it = c;
                it.top().pos() = 0;
                DocIterator et = c;
-               et.top().pos() = et.top().asMathInset()->cell(et.top().idx()).size();
+               et.top().pos() = et.top().asInsetMath()->cell(et.top().idx()).size();
                for (size_t i = 0; ; ++i) {
                        int xo;
                        int yo;
-                       it.inset().cursorPos(it.top(), c.boundary() && ((i+1) == it.depth()), xo, yo);
+                       InsetBase const * inset = &it.inset();
+                       Point o = theCoords.getInsets().xy(inset);
+                       inset->cursorPos(it.top(), c.boundary(), xo, yo);
+                       // Convert to absolute
+                       xo += o.x_;
+                       yo += o.y_;
                        double d = (x - xo) * (x - xo) + (y - yo) * (y - yo);
                        // '<=' in order to take the last possible position
                        // this is important for clicking behind \sum in e.g. '\sum_i a'
@@ -122,16 +130,26 @@ namespace {
                BOOST_ASSERT(!cursor.empty());
                InsetBase & inset = cursor[0].inset();
 
-               DocIterator it = doc_iterator_begin(inset);
-               DocIterator const et = doc_iterator_end(inset);
+               CoordCache::InnerParPosCache const & cache = theCoords.getParPos().find(cursor.bottom().text())->second;
+               // Get an iterator on the first paragraph in the cache
+               DocIterator it(inset);
+               it.push_back(CursorSlice(inset));
+               it.pit() = cache.begin()->first;
+               // Get an iterator after the last paragraph in the cache
+               DocIterator et(inset);
+               et.push_back(CursorSlice(inset));
+               et.pit() = boost::prior(cache.end())->first;
+               if (et.pit() >= et.lastpit())
+                       et = doc_iterator_end(inset);
+               else
+                       ++et.pit();
 
                double best_dist = std::numeric_limits<double>::max();;
                DocIterator best_cursor = et;
 
-               for ( ; it != et; it.forwardPos()) {
+               for ( ; it != et; it.forwardPos(true)) {
                        // avoid invalid nesting when selecting
-                       if (bv_funcs::status(&cursor.bv(), it) == bv_funcs::CUR_INSIDE
-                           && (!cursor.selection() || positionable(it, cursor.anchor_))) {
+                       if (!cursor.selection() || positionable(it, cursor.anchor_)) {
                                Point p = bv_funcs::getPos(it, false);
                                int xo = p.x_;
                                int yo = p.y_;
@@ -142,7 +160,7 @@ namespace {
                                        // '<=' in order to take the last possible position
                                        // this is important for clicking behind \sum in e.g. '\sum_i a'
                                        if (d <= best_dist) {
-                                               lyxerr << "*" << endl;
+                                               //      lyxerr << "*" << endl;
                                                best_dist   = d;
                                                best_cursor = it;
                                        }
@@ -174,8 +192,8 @@ namespace {
                //lyxerr << "Pit start: " << from << endl;
 
                //lyxerr << "bruteFind3: x: " << x << " y: " << y
-               //      << " xlow: " << xlow << " xhigh: " << xhigh 
-               //      << " ylow: " << ylow << " yhigh: " << yhigh 
+               //      << " xlow: " << xlow << " xhigh: " << xhigh
+               //      << " ylow: " << ylow << " yhigh: " << yhigh
                //      << endl;
                InsetBase & inset = bv.buffer()->inset();
                DocIterator it = doc_iterator_begin(inset);
@@ -374,13 +392,6 @@ void LCursor::getPos(int & x, int & y) const
 }
 
 
-void LCursor::paste(string const & data)
-{
-       if (!data.empty())
-               dispatch(FuncRequest(LFUN_PASTE, data));
-}
-
-
 void LCursor::resetAnchor()
 {
        anchor_ = *this;
@@ -438,7 +449,9 @@ DocIterator LCursor::selectionBegin() const
 {
        if (!selection())
                return *this;
-       return anchor() < top() ? anchor_ : *this;
+       DocIterator di = (anchor() < top() ? anchor_ : *this);
+       di.resize(depth());
+       return di;
 }
 
 
@@ -446,7 +459,12 @@ DocIterator LCursor::selectionEnd() const
 {
        if (!selection())
                return *this;
-       return anchor() > top() ? anchor_ : *this;
+       DocIterator di = (anchor() > top() ? anchor_ : *this);
+       if (di.depth() > depth()) {
+               di.resize(depth());
+               ++di.pos();
+       }
+       return di;
 }
 
 
@@ -468,9 +486,6 @@ void LCursor::setSelection(DocIterator const & where, size_t n)
        selection() = true;
        anchor_ = where;
        pos() += n;
-       // Open all collapsed insets
-       for (int i = depth() - 1; i >= 0; --i)
-               operator[](i).inset().setStatus(*this, InsetBase::Open);
 }
 
 
@@ -479,7 +494,6 @@ void LCursor::clearSelection()
        selection() = false;
        mark() = false;
        resetAnchor();
-       bv().unsetXSel();
 }
 
 
@@ -552,18 +566,18 @@ std::ostream & operator<<(std::ostream & os, LCursor const & cur)
 //
 // The part below is the non-integrated rest of the original math
 // cursor. This should be either generalized for texted or moved
-// back to mathed (in most cases to MathNestInset).
+// back to mathed (in most cases to InsetMathNest).
 //
 ///////////////////////////////////////////////////////////////////
 
-#include "mathed/math_charinset.h"
-#include "mathed/math_factory.h"
-#include "mathed/math_gridinset.h"
-#include "mathed/math_macroarg.h"
-#include "mathed/math_mathmlstream.h"
-#include "mathed/math_scriptinset.h"
-#include "mathed/math_support.h"
-#include "mathed/math_unknowninset.h"
+#include "mathed/InsetMathChar.h"
+#include "mathed/MathFactory.h"
+#include "mathed/InsetMathGrid.h"
+#include "mathed/MathMacroArgument.h"
+#include "mathed/MathMLStream.h"
+#include "mathed/InsetMathScript.h"
+#include "mathed/MathSupport.h"
+#include "mathed/InsetMathUnknown.h"
 
 //#define FILEDEBUG 1
 
@@ -625,7 +639,7 @@ void LCursor::plainErase()
 
 void LCursor::markInsert()
 {
-       insert(char(0));
+       insert(char_type(0));
 }
 
 
@@ -645,18 +659,18 @@ void LCursor::plainInsert(MathAtom const & t)
 void LCursor::insert(string const & str)
 {
        for_each(str.begin(), str.end(),
-                boost::bind(static_cast<void(LCursor::*)(char)>
+                boost::bind(static_cast<void(LCursor::*)(char_type)>
                             (&LCursor::insert), this, _1));
 }
 
 
-void LCursor::insert(char c)
+void LCursor::insert(char_type c)
 {
        //lyxerr << "LCursor::insert char '" << c << "'" << endl;
        BOOST_ASSERT(!empty());
        if (inMathed()) {
                lyx::cap::selClearOrDel(*this);
-               insert(new MathCharInset(c));
+               insert(new InsetMathChar(c));
        } else {
                text()->insertChar(*this, c);
        }
@@ -703,7 +717,10 @@ void LCursor::niceInsert(MathAtom const & t)
                // be careful here: don't use 'pushLeft(t)' as this we need to
                // push the clone, not the original
                pushLeft(*nextInset());
-               paste(safe);
+               // We may not use niceInsert here (recursion)
+               MathArray ar;
+               asArray(safe, ar);
+               insert(ar);
        }
 }
 
@@ -735,7 +752,7 @@ bool LCursor::backspace()
        }
 
        if (inMacroMode()) {
-               MathUnknownInset * p = activeMacro();
+               InsetMathUnknown * p = activeMacro();
                if (p->name().size() > 1) {
                        p->setName(p->name().substr(0, p->name().size() - 1));
                        return true;
@@ -785,7 +802,7 @@ bool LCursor::erase()
        }
 
        // 'clever' UI hack: only erase large items if previously slected
-       if (pos() != lastpos() && inset().nargs() > 0) {
+       if (pos() != lastpos() && nextAtom()->nargs() > 0) {
                resetAnchor();
                selection() = true;
                ++pos();
@@ -821,11 +838,11 @@ bool LCursor::down()
 }
 
 
-void LCursor::macroModeClose()
+bool LCursor::macroModeClose()
 {
        if (!inMacroMode())
-               return;
-       MathUnknownInset * p = activeMacro();
+               return false;
+       InsetMathUnknown * p = activeMacro();
        p->finalize();
        string const s = p->name();
        --pos();
@@ -833,18 +850,21 @@ void LCursor::macroModeClose()
 
        // do nothing if the macro name is empty
        if (s == "\\")
-               return;
-
-       string const name = s.substr(1);
+               return false;
 
        // prevent entering of recursive macros
        // FIXME: this is only a weak attempt... only prevents immediate
        // recursion
+       string const name = s.substr(1);
        InsetBase const * macro = innerInsetOfType(InsetBase::MATHMACRO_CODE);
        if (macro && macro->getInsetName() == name)
                lyxerr << "can't enter recursive macro" << endl;
 
-       plainInsert(createMathInset(name));
+       InsetMathNest * const in = inset().asInsetMath()->asNestInset();
+       if (in && in->interpret(*this, s))
+               return true;
+       plainInsert(createInsetMath(name));
+       return true;
 }
 
 
@@ -892,12 +912,12 @@ bool LCursor::inMacroMode() const
 {
        if (pos() == 0)
                return false;
-       MathUnknownInset const * p = prevAtom()->asUnknownInset();
+       InsetMathUnknown const * p = prevAtom()->asUnknownInset();
        return p && !p->final();
 }
 
 
-MathUnknownInset * LCursor::activeMacro()
+InsetMathUnknown * LCursor::activeMacro()
 {
        return inMacroMode() ? prevAtom().nucleus()->asUnknownInset() : 0;
 }
@@ -947,7 +967,7 @@ void LCursor::normalize()
                        << pos() << ' ' << lastpos() <<  " in idx: " << idx()
                       << " in atom: '";
                WriteStream wi(lyxerr, false, true);
-               inset().asMathInset()->write(wi);
+               inset().asInsetMath()->write(wi);
                lyxerr << endl;
                pos() = lastpos();
        }
@@ -965,7 +985,8 @@ bool LCursor::goUpDown(bool up)
        int yo = 0;
        getPos(xo, yo);
 
-       // check if we had something else in mind, if not, this is the future goal
+       // check if we had something else in mind, if not, this is the future
+       // target
        if (x_target() == -1)
                x_target() = xo;
        else
@@ -975,10 +996,10 @@ bool LCursor::goUpDown(bool up)
        if (!selection()) {
                // try left
                if (pos() != 0) {
-                       MathScriptInset const * p = prevAtom()->asScriptInset();
+                       InsetMathScript const * p = prevAtom()->asScriptInset();
                        if (p && p->has(up)) {
                                --pos();
-                               push(*const_cast<MathScriptInset*>(p));
+                               push(*const_cast<InsetMathScript*>(p));
                                idx() = p->idxOfScript(up);
                                pos() = lastpos();
                                return true;
@@ -987,9 +1008,9 @@ bool LCursor::goUpDown(bool up)
 
                // try right
                if (pos() != lastpos()) {
-                       MathScriptInset const * p = nextAtom()->asScriptInset();
+                       InsetMathScript const * p = nextAtom()->asScriptInset();
                        if (p && p->has(up)) {
-                               push(*const_cast<MathScriptInset*>(p));
+                               push(*const_cast<InsetMathScript*>(p));
                                idx() = p->idxOfScript(up);
                                pos() = 0;
                                return true;
@@ -1000,7 +1021,7 @@ bool LCursor::goUpDown(bool up)
 // FIXME: Switch this on for more robust movement
 #if 0
 
-       return bruteFind3(*this, xo, yo, up); 
+       return bruteFind3(*this, xo, yo, up);
 
 #else
        //xarray().boundingBox(xlow, xhigh, ylow, yhigh);
@@ -1015,10 +1036,10 @@ bool LCursor::goUpDown(bool up)
 
        // try to find an inset that knows better then we
        while (true) {
-               lyxerr << "updown: We are in " << &inset() << " idx: " << idx() << endl;
+               //lyxerr << "updown: We are in " << &inset() << " idx: " << idx() << endl;
                // ask inset first
                if (inset().idxUpDown(*this, up)) {
-                       lyxerr << "idxUpDown triggered" << endl;
+                       //lyxerr << "idxUpDown triggered" << endl;
                        // try to find best position within this inset
                        if (!selection())
                                setCursor(bruteFind2(*this, xo, yo));
@@ -1027,14 +1048,14 @@ bool LCursor::goUpDown(bool up)
 
                // no such inset found, just take something "above"
                if (!popLeft()) {
-                       lyxerr << "updown: popleft failed (strange case)" << endl;
+                       //lyxerr << "updown: popleft failed (strange case)" << endl;
                        int ylow  = up ? 0 : yo + 1;
                        int yhigh = up ? yo - 1 : bv().workHeight();
                        return bruteFind(*this, xo, yo, 0, bv().workWidth(), ylow, yhigh);
                }
 
                // any improvement so far?
-               lyxerr << "updown: popLeft succeeded" << endl;
+               //lyxerr << "updown: popLeft succeeded" << endl;
                int xnew;
                int ynew;
                getPos(xnew, ynew);
@@ -1068,7 +1089,7 @@ void LCursor::handleFont(string const & font)
                } else {
                        // cursor in between. split cell
                        MathArray::iterator bt = cell().begin();
-                       MathAtom at = createMathInset(font);
+                       MathAtom at = createInsetMath(font);
                        at.nucleus()->cell(0) = MathArray(bt, bt + pos());
                        cell().erase(bt, bt + pos());
                        popLeft();
@@ -1083,22 +1104,22 @@ void LCursor::handleFont(string const & font)
 }
 
 
-void LCursor::message(string const & msg) const
+void LCursor::message(docstring const & msg) const
 {
-       bv().owner()->getLyXFunc().setMessage(msg);
+       theApp->lyxFunc().setMessage(msg);
 }
 
 
-void LCursor::errorMessage(string const & msg) const
+void LCursor::errorMessage(docstring const & msg) const
 {
-       bv().owner()->getLyXFunc().setErrorMessage(msg);
+       theApp->lyxFunc().setErrorMessage(msg);
 }
 
 
-string LCursor::selectionAsString(bool label) const
+docstring LCursor::selectionAsString(bool label) const
 {
        if (!selection())
-               return string();
+               return docstring();
 
        if (inTexted()) {
                Buffer const & buffer = *bv().buffer();
@@ -1111,7 +1132,7 @@ string LCursor::selectionAsString(bool label) const
                size_t const endpos = selEnd().pos();
 
                if (startpit == endpit)
-                       return pars[startpit].asString(buffer, startpos, endpos, label);
+                       return lyx::from_utf8(pars[startpit].asString(buffer, startpos, endpos, label));
 
                // First paragraph in selection
                string result = pars[startpit].
@@ -1126,13 +1147,13 @@ string LCursor::selectionAsString(bool label) const
                // Last paragraph in selection
                result += pars[endpit].asString(buffer, 0, endpos, label);
 
-               return result;
+               return lyx::from_utf8(result);
        }
 
-#ifdef WITH_WARNINGS
-#warning and mathed?
-#endif
-       return string();
+       if (inMathed())
+               return lyx::from_utf8(lyx::cap::grabSelection(*this));
+
+       return docstring();
 }