]> git.lyx.org Git - lyx.git/blobdiff - src/Cursor.cpp
listerrors.lyx : Update a link.
[lyx.git] / src / Cursor.cpp
index 33536fae0711cb1da807bd555a4db4ce97700d91..fb4988f787ec7d8889f6b685347a51cd612100e2 100644 (file)
@@ -26,6 +26,7 @@
 #include "FuncCode.h"
 #include "FuncRequest.h"
 #include "Language.h"
+#include "Layout.h"
 #include "LyXAction.h"
 #include "LyXRC.h"
 #include "Paragraph.h"
 #include "mathed/MathData.h"
 #include "mathed/MathMacro.h"
 
-#include <boost/bind.hpp>
+#include "support/bind.h"
 
 #include <sstream>
 #include <limits>
 #include <map>
+#include <algorithm>
 
 using namespace std;
 
@@ -93,20 +95,18 @@ DocIterator bruteFind2(Cursor const & c, int x, int y)
                int xo;
                int yo;
                Inset const * inset = &it.inset();
-               map<Inset const *, Geometry> const & data =
-                       c.bv().coordCache().getInsets().getData();
-               map<Inset const *, Geometry>::const_iterator I = data.find(inset);
+               CoordCache const & cache = c.bv().coordCache();
 
                // FIXME: in the case where the inset is not in the cache, this
                // means that no part of it is visible on screen. In this case
                // we don't do elaborate search and we just return the forwarded
                // DocIterator at its beginning.
-               if (I == data.end()) {
+               if (!cache.getInsets().has(inset)) {
                        it.top().pos() = 0;
                        return it;
                }
 
-               Point o = I->second.pos;
+               Point const o = cache.getInsets().xy(inset);
                inset->cursorPos(c.bv(), it.top(), c.boundary(), xo, yo);
                // Convert to absolute
                xo += o.x_;
@@ -152,7 +152,7 @@ bool bruteFind(Cursor & cursor,
        else
                ++et.pit();
 
-       double best_dist = numeric_limits<double>::max();;
+       double best_dist = numeric_limits<double>::max();
        DocIterator best_cursor = et;
 
        for ( ; it != et; it.forwardPos(true)) {
@@ -215,7 +215,9 @@ bool bruteFind3(Cursor & cur, int x, int y, bool up)
                // avoid invalid nesting when selecting
                if (bv.cursorStatus(it) == CUR_INSIDE
                                && (!cur.selection() || positionable(it, cur.realAnchor()))) {
-                       Point p = bv.getPos(it, false);
+                       // If this function is ever used again, check whether this
+                       // is the same as "bv.getPos(it, false)" with boundary = false.
+                       Point p = bv.getPos(it);
                        int xo = p.x_;
                        int yo = p.y_;
                        if (xlow <= xo && xo <= xhigh && ylow <= yo && yo <= yhigh) {
@@ -329,14 +331,16 @@ void Cursor::dispatch(FuncRequest const & cmd0)
        fixIfBroken();
        FuncRequest cmd = cmd0;
        Cursor safe = *this;
+       Cursor old = *this;
+       disp_ = DispatchResult();
 
        buffer()->undo().beginUndoGroup();
-       
+
        // Is this a function that acts on inset at point?
        if (lyxaction.funcHasFlag(cmd.action(), LyXAction::AtPoint)
            && nextInset()) {
                disp_.dispatched(true);
-               disp_.update(Update::FitCursor | Update::Force);
+               disp_.screenUpdate(Update::FitCursor | Update::Force);
                FuncRequest tmpcmd = cmd;
                LYXERR(Debug::DEBUG, "Cursor::dispatch: (AtPoint) cmd: "
                        << cmd0 << endl << *this);
@@ -359,7 +363,7 @@ void Cursor::dispatch(FuncRequest const & cmd0)
                // The common case is 'LFUN handled, need update', so make the
                // LFUN handler's life easier by assuming this as default value.
                // The handler can reset the update and val flags if necessary.
-               disp_.update(Update::FitCursor | Update::Force);
+               disp_.screenUpdate(Update::FitCursor | Update::Force);
                disp_.dispatched(true);
                inset().dispatch(*this, cmd);
                if (disp_.dispatched())
@@ -380,7 +384,7 @@ void Cursor::dispatch(FuncRequest const & cmd0)
                        safe.pos() = safe.lastpos();
                }
                operator=(safe);
-               disp_.update(Update::None);
+               disp_.screenUpdate(Update::None);
                disp_.dispatched(false);
        } else {
                // restore the previous one because nested Cursor::dispatch calls
@@ -388,6 +392,18 @@ void Cursor::dispatch(FuncRequest const & cmd0)
                beforeDispatchCursor_ = safe.beforeDispatchCursor_;
        }
        buffer()->undo().endUndoGroup();
+
+       // notify insets we just left
+       if (*this != old) {
+               old.beginUndoGroup();
+               old.fixIfBroken();
+               bool badcursor = notifyCursorLeavesOrEnters(old, *this);
+               if (badcursor) {
+                       fixIfBroken();
+                       bv().resetInlineCompletionPos();
+               }
+               old.endUndoGroup();
+       }
 }
 
 
@@ -467,7 +483,7 @@ int Cursor::currentMode()
 
 void Cursor::getPos(int & x, int & y) const
 {
-       Point p = bv().getPos(*this, boundary());
+       Point p = bv().getPos(*this);
        x = p.x_;
        y = p.y_;
 }
@@ -485,6 +501,7 @@ Row const & Cursor::textRow() const
 void Cursor::resetAnchor()
 {
        anchor_ = *this;
+       checkNewWordPosition();
 }
 
 
@@ -501,6 +518,67 @@ void Cursor::setCursorToAnchor()
 }
 
 
+void Cursor::markNewWordPosition()
+{
+       if (lyxrc.spellcheck_continuously && inTexted() && new_word_.empty()) {
+               FontSpan nw = locateWord(WHOLE_WORD);
+               if (nw.size() == 1) {
+                       LYXERR(Debug::DEBUG, "start new word: "
+                               << " par: " << pit()
+                               << " pos: " << nw.first);
+                       new_word_ = *this;
+               }
+       }
+}
+
+
+void Cursor::clearNewWordPosition()
+{
+       if (!new_word_.empty()) {
+               LYXERR(Debug::DEBUG, "clear new word: "
+                       << " par: " << pit()
+                       << " pos: " << pos());
+               new_word_.resize(0);
+       }
+}
+
+
+void Cursor::checkNewWordPosition()
+{
+       if (!lyxrc.spellcheck_continuously || new_word_.empty())
+               return ;
+       if (!inTexted())
+               clearNewWordPosition();
+       else {
+               // forget the position of the current new word if
+               // 1) the paragraph changes or
+               // 2) the count of nested insets changes or
+               // 3) the cursor pos is out of paragraph bound
+               if (pit() != new_word_.pit() ||
+                       depth() != new_word_.depth() ||
+                       new_word_.pos() > new_word_.lastpos()) {
+                       clearNewWordPosition();
+               } else if (new_word_.fixIfBroken())
+                       // 4) or the remembered position was "broken"
+                       clearNewWordPosition();
+               else {
+                       FontSpan nw = locateWord(WHOLE_WORD);
+                       if (nw.size()) {
+                               FontSpan ow = new_word_.locateWord(WHOLE_WORD);
+                               if (nw.intersect(ow).empty())
+                                       clearNewWordPosition();
+                               else
+                                       LYXERR(Debug::DEBUG, "new word: "
+                                                  << " par: " << pit()
+                                                  << " pos: " << nw.first << ".." << nw.last);
+                       } else {
+                               clearNewWordPosition();
+                       }
+               }
+       }
+}
+
+
 bool Cursor::posBackward()
 {
        if (pos() == 0)
@@ -1197,9 +1275,6 @@ LyXErr & operator<<(LyXErr & os, Cursor const & cur)
 
 namespace lyx {
 
-//#define FILEDEBUG 1
-
-
 bool Cursor::isInside(Inset const * p) const
 {
        for (size_t i = 0; i != depth(); ++i)
@@ -1273,13 +1348,14 @@ void Cursor::plainInsert(MathAtom const & t)
        ++pos();
        inset().setBuffer(bv_->buffer());
        inset().initView();
+       forceBufferUpdate();
 }
 
 
 void Cursor::insert(docstring const & str)
 {
        for_each(str.begin(), str.end(),
-                boost::bind(static_cast<void(Cursor::*)(char_type)>
+                bind(static_cast<void(Cursor::*)(char_type)>
                             (&Cursor::insert), this, _1));
 }
 
@@ -1310,16 +1386,18 @@ void Cursor::insert(Inset * inset0)
 {
        LASSERT(inset0, /**/);
        if (inMathed())
-               insert(MathAtom(inset0));
+               insert(MathAtom(inset0->asInsetMath()));
        else {
                text()->insertInset(*this, inset0);
                inset0->setBuffer(bv_->buffer());
                inset0->initView();
+               if (inset0->isLabeled())
+                       forceBufferUpdate();
        }
 }
 
 
-void Cursor::niceInsert(docstring const & t, Parse::flags f, bool enter)
+int Cursor::niceInsert(docstring const & t, Parse::flags f, bool enter)
 {
        MathData ar(buffer());
        asArray(t, ar, f);
@@ -1327,6 +1405,7 @@ void Cursor::niceInsert(docstring const & t, Parse::flags f, bool enter)
                niceInsert(ar[0]);
        else
                insert(ar);
+       return ar.size();
 }
 
 
@@ -1345,6 +1424,15 @@ void Cursor::niceInsert(MathAtom const & t)
                MathData ar(buffer());
                asArray(safe, ar);
                insert(ar);
+       } else if (t->asMacro() && !safe.empty()) {
+               MathData ar(buffer());
+               asArray(safe, ar);
+               docstring const name = t->asMacro()->name();
+               MacroData const * data = buffer()->getMacro(name);
+               if (data && data->numargs() - data->optionals() > 0) {
+                       plainInsert(MathAtom(new InsetMathBrace(ar)));
+                       posBackward();
+               }
        }
 }
 
@@ -1356,7 +1444,7 @@ void Cursor::insert(MathData const & ar)
                cap::eraseSelection(*this);
        cell().insert(pos(), ar);
        pos() += ar.size();
-       // FIXME audit setBuffer/updateBuffer calls
+       // FIXME audit setBuffer calls
        inset().setBuffer(bv_->buffer());
 }
 
@@ -1507,7 +1595,7 @@ bool Cursor::macroModeClose()
 
        // trigger updates of macros, at least, if no full
        // updates take place anyway
-       updateFlags(Update::Force);
+       screenUpdateFlags(Update::Force);
 
        docstring const name = s.substr(1);
        InsetMathNest * const in = inset().asInsetMath()->asNestInset();
@@ -1597,7 +1685,7 @@ bool Cursor::inMacroMode() const
 {
        if (!inMathed())
                return false;
-       if (pos() == 0)
+       if (pos() == 0 || cell().empty())
                return false;
        InsetMathUnknown const * p = prevAtom()->asUnknownInset();
        return p && !p->final();
@@ -1880,13 +1968,19 @@ bool Cursor::upDownInText(bool up, bool & updateNeeded)
 
                        updateNeeded |= bv().checkDepm(dummy, *this);
                        updateTextTargetOffset();
+                       if (updateNeeded) {
+                               forceBufferUpdate();
+                               // DEPM may have requested a screen update
+                               this->screenUpdateFlags(
+                                       this->screenUpdate() | dummy.screenUpdate());
+                       }
                }
                return false;
        }
 
        // with and without selection are handled differently
        if (!selection()) {
-               int yo = bv().getPos(*this, boundary()).y_;
+               int yo = bv().getPos(*this).y_;
                Cursor old = *this;
                // To next/previous row
                if (up)
@@ -1904,7 +1998,8 @@ bool Cursor::upDownInText(bool up, bool & updateNeeded)
                        ++dummy.pos();
                if (bv().checkDepm(dummy, old)) {
                        updateNeeded = true;
-                       // Make sure that cur gets back whatever happened to dummy(Lgb) 
+                       // Make sure that cur gets back whatever happened to dummy (Lgb)
+                       // This will include any screen update requested by DEPM
                        operator=(dummy);
                }
        } else {
@@ -1949,6 +2044,8 @@ bool Cursor::upDownInText(bool up, bool & updateNeeded)
                updateNeeded |= bv().checkDepm(*this, old);
        }
 
+       if (updateNeeded)
+               forceBufferUpdate();
        updateTextTargetOffset();
        return true;
 }      
@@ -2005,15 +2102,18 @@ void Cursor::errorMessage(docstring const & msg) const
 }
 
 
-static docstring parbreak(InsetCode code)
+namespace {
+docstring parbreak(Cursor const * cur)
 {
        odocstringstream os;
        os << '\n';
-       // only add blank line if we're not in an ERT or Listings inset
-       if (code != ERT_CODE && code != LISTINGS_CODE)
+       // only add blank line if we're not in a ParbreakIsNewline situation
+       if (!cur->inset().getLayout().parbreakIsNewline() 
+           && !cur->paragraph().layout().parbreak_is_newline)
                os << '\n';
        return os.str();
 }
+}
 
 
 docstring Cursor::selectionAsString(bool with_label) const
@@ -2049,13 +2149,13 @@ docstring Cursor::selectionAsString(bool with_label) const
        // First paragraph in selection
        docstring result = pars[startpit].
                asString(startpos, pars[startpit].size(), label)
-               + parbreak(inset().lyxCode());
+               + parbreak(this);
 
        // The paragraphs in between (if any)
        for (pit_type pit = startpit + 1; pit != endpit; ++pit) {
                Paragraph const & par = pars[pit];
                result += par.asString(0, par.size(), label)
-                       + parbreak(inset().lyxCode());
+                       + parbreak(this);
        }
 
        // Last paragraph in selection
@@ -2098,27 +2198,45 @@ Encoding const * Cursor::getEncoding() const
 }
 
 
-void Cursor::undispatched()
+void Cursor::undispatched() const
 {
        disp_.dispatched(false);
 }
 
 
-void Cursor::dispatched()
+void Cursor::dispatched() const
 {
        disp_.dispatched(true);
 }
 
 
-void Cursor::updateFlags(Update::flags f)
+void Cursor::screenUpdateFlags(Update::flags f) const
+{
+       disp_.screenUpdate(f);
+}
+
+
+void Cursor::forceBufferUpdate() const
+{
+       disp_.forceBufferUpdate();
+}
+
+
+void Cursor::clearBufferUpdate() const
+{
+       disp_.clearBufferUpdate();
+}
+
+
+bool Cursor::needBufferUpdate() const
 {
-       disp_.update(f);
+       return disp_.needBufferUpdate();
 }
 
 
-void Cursor::noUpdate()
+void Cursor::noScreenUpdate() const
 {
-       disp_.update(Update::None);
+       disp_.screenUpdate(Update::None);
 }
 
 
@@ -2162,6 +2280,7 @@ bool Cursor::fixIfBroken()
        bool const broken_anchor = anchor_.fixIfBroken();
        
        if (broken_cursor || broken_anchor) {
+               clearNewWordPosition();
                clearSelection();
                return true;
        }
@@ -2316,9 +2435,9 @@ void Cursor::recordUndo(UndoKind kind) const
 }
 
 
-void Cursor::recordUndoInset(UndoKind kind) const
+void Cursor::recordUndoInset(UndoKind kind, Inset const * inset) const
 {
-       buffer()->undo().recordUndoInset(*this, kind);
+       buffer()->undo().recordUndoInset(*this, kind, inset);
 }