]> git.lyx.org Git - lyx.git/blobdiff - src/mathed/InsetMathNest.cpp
Merge remote-tracking branch 'features/properpaint' into 2.3.2-staging
[lyx.git] / src / mathed / InsetMathNest.cpp
index 0e4352546ca31151fdc220fa3f16d3c7c7f1cfd9..f9c8813a01249ec1328b5e5b7428940f0fe25aae 100644 (file)
 #include "MathCompletionList.h"
 #include "MathData.h"
 #include "MathFactory.h"
-#include "MathMacro.h"
-#include "MathMacroArgument.h"
+#include "InsetMathMacro.h"
+#include "InsetMathMacroArgument.h"
 #include "MathParser.h"
 #include "MathStream.h"
 #include "MathSupport.h"
 
-#include "Bidi.h"
 #include "Buffer.h"
+#include "BufferParams.h"
 #include "BufferView.h"
 #include "CoordCache.h"
 #include "Cursor.h"
 #include "Encoding.h"
 #include "FuncRequest.h"
 #include "FuncStatus.h"
+#include "LaTeXFeatures.h"
 #include "LyX.h"
 #include "LyXRC.h"
+#include "MetricsInfo.h"
 #include "OutputParams.h"
+#include "TexRow.h"
 #include "Text.h"
 
+#include "frontends/Application.h"
 #include "frontends/Clipboard.h"
 #include "frontends/Painter.h"
 #include "frontends/Selection.h"
 
-#include "support/lassert.h"
 #include "support/debug.h"
+#include "support/docstream.h"
 #include "support/gettext.h"
+#include "support/lassert.h"
 #include "support/lstrings.h"
 #include "support/textutils.h"
-#include "support/docstream.h"
 
 #include <algorithm>
 #include <sstream>
@@ -139,7 +143,7 @@ void InsetMathNest::cursorPos(BufferView const & bv,
 // to touch all (math)inset's draw() methods. Right now, we'll store
 // absolute value, and make them here relative, only to make them
 // absolute again when actually drawing the cursor. What a mess.
-       LASSERT(&sl.inset() == this, /**/);
+       LASSERT(&sl.inset() == this, return);
        MathData const & ar = sl.cell();
        CoordCache const & coord_cache = bv.coordCache();
        if (!coord_cache.getArrays().has(&ar)) {
@@ -167,17 +171,19 @@ void InsetMathNest::cursorPos(BufferView const & bv,
 //             << " asc: " << ascent() << "  des: " << descent()
 //             << " ar.asc: " << ar.ascent() << " ar.des: " << ar.descent() << endl;
        // move cursor visually into empty cells ("blue rectangles");
-       if (ar.empty())
-               x += 2;
+       if (ar.empty()) {
+               Dimension const dim = coord_cache.getArrays().dim(&ar);
+               x += dim.wid / 3;
+       }
 }
 
 
-void InsetMathNest::metrics(MetricsInfo const & mi) const
+void InsetMathNest::cellsMetrics(MetricsInfo const & mi) const
 {
        MetricsInfo m = mi;
-       for (idx_type i = 0, n = nargs(); i != n; ++i) {
+       for (auto const & cell : cells_) {
                Dimension dim;
-               cell(i).metrics(m, dim);
+               cell.metrics(m, dim);
        }
 }
 
@@ -192,7 +198,7 @@ void InsetMathNest::updateBuffer(ParIterator const & it, UpdateType utype)
 
 bool InsetMathNest::idxNext(Cursor & cur) const
 {
-       LASSERT(&cur.inset() == this, /**/);
+       LASSERT(&cur.inset() == this, return false);
        if (cur.idx() == cur.lastidx())
                return false;
        ++cur.idx();
@@ -209,7 +215,7 @@ bool InsetMathNest::idxForward(Cursor & cur) const
 
 bool InsetMathNest::idxPrev(Cursor & cur) const
 {
-       LASSERT(&cur.inset() == this, /**/);
+       LASSERT(&cur.inset() == this, return false);
        if (cur.idx() == 0)
                return false;
        --cur.idx();
@@ -226,7 +232,7 @@ bool InsetMathNest::idxBackward(Cursor & cur) const
 
 bool InsetMathNest::idxFirst(Cursor & cur) const
 {
-       LASSERT(&cur.inset() == this, /**/);
+       LASSERT(&cur.inset() == this, return false);
        if (nargs() == 0)
                return false;
        cur.idx() = 0;
@@ -237,7 +243,7 @@ bool InsetMathNest::idxFirst(Cursor & cur) const
 
 bool InsetMathNest::idxLast(Cursor & cur) const
 {
-       LASSERT(&cur.inset() == this, /**/);
+       LASSERT(&cur.inset() == this, return false);
        if (nargs() == 0)
                return false;
        cur.idx() = cur.lastidx();
@@ -249,7 +255,8 @@ bool InsetMathNest::idxLast(Cursor & cur) const
 void InsetMathNest::dump() const
 {
        odocstringstream oss;
-       WriteStream os(oss);
+       otexrowstream ots(oss);
+       WriteStream os(ots);
        os << "---------------------------------------------\n";
        write(os);
        os << "\n";
@@ -260,62 +267,13 @@ void InsetMathNest::dump() const
 }
 
 
-void InsetMathNest::draw(PainterInfo & pi, int x, int y) const
+void InsetMathNest::draw(PainterInfo &, int, int) const
 {
 #if 0
        if (lock_)
                pi.pain.fillRectangle(x, y - ascent(), width(), height(),
                                        Color_mathlockbg);
 #endif
-       setPosCache(pi, x, y);
-}
-
-
-void InsetMathNest::drawSelection(PainterInfo & pi, int x, int y) const
-{
-       BufferView & bv = *pi.base.bv;
-       // this should use the x/y values given, not the cached values
-       Cursor & cur = bv.cursor();
-       if (!cur.selection())
-               return;
-       if (&cur.inset() != this)
-               return;
-
-       // FIXME: hack to get position cache warm
-       bool const original_drawing_state = pi.pain.isDrawingEnabled();
-       pi.pain.setDrawingEnabled(false);
-       draw(pi, x, y);
-       pi.pain.setDrawingEnabled(original_drawing_state);
-
-       CursorSlice s1 = cur.selBegin();
-       CursorSlice s2 = cur.selEnd();
-
-       //lyxerr << "InsetMathNest::drawing selection: "
-       //      << " s1: " << s1 << " s2: " << s2 << endl;
-       if (s1.idx() == s2.idx()) {
-               MathData const & c = cell(s1.idx());
-               Geometry const & g = bv.coordCache().getArrays().geometry(&c);
-               int x1 = g.pos.x_ + c.pos2x(pi.base.bv, s1.pos());
-               int y1 = g.pos.y_ - g.dim.ascent();
-               int x2 = g.pos.x_ + c.pos2x(pi.base.bv, s2.pos());
-               int y2 = g.pos.y_ + g.dim.descent();
-               pi.pain.fillRectangle(x1, y1, x2 - x1, y2 - y1, Color_selection);
-       //lyxerr << "InsetMathNest::drawing selection 3: "
-       //      << " x1: " << x1 << " x2: " << x2
-       //      << " y1: " << y1 << " y2: " << y2 << endl;
-       } else {
-               for (idx_type i = 0; i < nargs(); ++i) {
-                       if (idxBetween(i, s1.idx(), s2.idx())) {
-                               MathData const & c = cell(i);
-                               Geometry const & g = bv.coordCache().getArrays().geometry(&c);
-                               int x1 = g.pos.x_;
-                               int y1 = g.pos.y_ - g.dim.ascent();
-                               int x2 = g.pos.x_ + g.dim.width();
-                               int y2 = g.pos.y_ + g.dim.descent();
-                               pi.pain.fillRectangle(x1, y1, x2 - x1, y2 - y1, Color_selection);
-                       }
-               }
-       }
 }
 
 
@@ -375,8 +333,10 @@ void InsetMathNest::write(WriteStream & os) const
        ModeSpecifier specifier(os, currentMode(), lockedMode());
        docstring const latex_name = name();
        os << '\\' << latex_name;
-       for (size_t i = 0; i < nargs(); ++i)
+       for (size_t i = 0; i < nargs(); ++i) {
+               Changer dummy = os.changeRowEntry(TexRow::mathEntry(id(),i));
                os << '{' << cell(i) << '}';
+       }
        if (nargs() == 0)
                os.pendingSpace(true);
        if (lock_ && !os.latex()) {
@@ -397,20 +357,28 @@ void InsetMathNest::normalize(NormalStream & os) const
 
 void InsetMathNest::latex(otexstream & os, OutputParams const & runparams) const
 {
-       WriteStream wi(os.os(), runparams.moving_arg, true,
-                      runparams.dryrun ? WriteStream::wsDryrun : WriteStream::wsDefault,
-                      runparams.encoding);
+       WriteStream wi(os, runparams.moving_arg, true,
+                       runparams.dryrun ? WriteStream::wsDryrun : WriteStream::wsDefault,
+                       runparams.encoding);
+       wi.strikeoutMath(runparams.inDeletedInset
+                        && (!LaTeXFeatures::isAvailable("dvipost")
+                               || (runparams.flavor != OutputParams::LATEX
+                                   && runparams.flavor != OutputParams::DVILUATEX)));
+       if (runparams.inulemcmd) {
+               wi.ulemCmd(WriteStream::UNDERLINE);
+               if (runparams.local_font) {
+                       FontInfo f = runparams.local_font->fontInfo();
+                       if (f.strikeout() == FONT_ON)
+                               wi.ulemCmd(WriteStream::STRIKEOUT);
+               }
+       }
        wi.canBreakLine(os.canBreakLine());
+       Changer dummy = wi.changeRowEntry(TexRow::textEntry(runparams.lastid,
+                                                           runparams.lastpos));
        write(wi);
+       // Reset parbreak status after a math inset.
+       os.lastChar(0);
        os.canBreakLine(wi.canBreakLine());
-
-       int lf = wi.line();
-       if (lf > 0 && runparams.lastid != -1) {
-               --lf;
-               os.texrow().newline();
-               os.texrow().start(runparams.lastid, runparams.lastpos);
-       }
-       os.texrow().newlines(lf);
 }
 
 
@@ -569,19 +537,19 @@ void InsetMathNest::doDispatch(Cursor & cur, FuncRequest & cmd)
                parseflg |= Parse::VERBATIM;
                // fall through
        case LFUN_PASTE: {
-               if (cur.currentMode() <= TEXT_MODE)
+               if (cur.currentMode() != MATH_MODE)
                        parseflg |= Parse::TEXTMODE;
                cur.recordUndoSelection();
                cur.message(_("Paste"));
                replaceSelection(cur);
                docstring topaste;
                if (cmd.argument().empty() && !theClipboard().isInternal())
-                       topaste = theClipboard().getAsText();
+                       topaste = theClipboard().getAsText(frontend::Clipboard::PlainTextType);
                else {
                        size_t n = 0;
                        idocstringstream is(cmd.argument());
                        is >> n;
-                       topaste = cap::selection(n);
+                       topaste = cap::selection(n, buffer().params().documentClassPtr());
                }
                cur.niceInsert(topaste, parseflg, false);
                cur.clearSelection(); // bug 393
@@ -628,20 +596,42 @@ void InsetMathNest::doDispatch(Cursor & cur, FuncRequest & cmd)
                cur.bv().cursor() = cur;
                break;
 
+       case LFUN_WORD_RIGHT:
+       case LFUN_WORD_LEFT:
+       case LFUN_WORD_BACKWARD:
+       case LFUN_WORD_FORWARD:
        case LFUN_CHAR_RIGHT:
        case LFUN_CHAR_LEFT:
        case LFUN_CHAR_BACKWARD:
        case LFUN_CHAR_FORWARD:
                cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
+               // fall through
+       case LFUN_WORD_RIGHT_SELECT:
+       case LFUN_WORD_LEFT_SELECT:
+       case LFUN_WORD_BACKWARD_SELECT:
+       case LFUN_WORD_FORWARD_SELECT:
        case LFUN_CHAR_RIGHT_SELECT:
        case LFUN_CHAR_LEFT_SELECT:
        case LFUN_CHAR_BACKWARD_SELECT:
        case LFUN_CHAR_FORWARD_SELECT: {
                // are we in a selection?
-               bool select = (act == LFUN_CHAR_RIGHT_SELECT
+               bool select = (act == LFUN_WORD_RIGHT_SELECT
+                                          || act == LFUN_WORD_LEFT_SELECT
+                                          || act == LFUN_WORD_BACKWARD_SELECT
+                                          || act == LFUN_WORD_FORWARD_SELECT
+                              || act == LFUN_CHAR_RIGHT_SELECT
                                           || act == LFUN_CHAR_LEFT_SELECT
                                           || act == LFUN_CHAR_BACKWARD_SELECT
                                           || act == LFUN_CHAR_FORWARD_SELECT);
+               // select words
+               bool word = (act == LFUN_WORD_RIGHT_SELECT
+                            || act == LFUN_WORD_LEFT_SELECT
+                            || act == LFUN_WORD_BACKWARD_SELECT
+                            || act == LFUN_WORD_FORWARD_SELECT
+                            || act == LFUN_WORD_RIGHT
+                            || act == LFUN_WORD_LEFT
+                            || act == LFUN_WORD_BACKWARD
+                            || act == LFUN_WORD_FORWARD);
                // are we moving forward or backwards?
                // If the command was RIGHT or LEFT, then whether we're moving forward
                // or backwards depends on the cursor movement mode (logical or visual):
@@ -654,19 +644,25 @@ void InsetMathNest::doDispatch(Cursor & cur, FuncRequest & cmd)
                FuncCode finish_lfun;
 
                if (act == LFUN_CHAR_FORWARD
-                               || act == LFUN_CHAR_FORWARD_SELECT) {
+                   || act == LFUN_CHAR_FORWARD_SELECT
+                   || act == LFUN_WORD_FORWARD
+                   || act == LFUN_WORD_FORWARD_SELECT) {
                        forward = true;
                        finish_lfun = LFUN_FINISHED_FORWARD;
                }
                else if (act == LFUN_CHAR_BACKWARD
-                               || act == LFUN_CHAR_BACKWARD_SELECT) {
+                        || act == LFUN_CHAR_BACKWARD_SELECT
+                        || act == LFUN_WORD_BACKWARD
+                        || act == LFUN_WORD_BACKWARD_SELECT) {
                        forward = false;
                        finish_lfun = LFUN_FINISHED_BACKWARD;
                }
                else {
                        bool right = (act == LFUN_CHAR_RIGHT_SELECT
-                                                 || act == LFUN_CHAR_RIGHT);
-                       if (lyxrc.visual_cursor || !reverseDirectionNeeded(cur))
+                                                 || act == LFUN_CHAR_RIGHT
+                                     || act == LFUN_WORD_RIGHT_SELECT
+                                     || act == LFUN_WORD_RIGHT);
+                       if (lyxrc.visual_cursor || !cur.reverseDirectionNeeded())
                                forward = right;
                        else
                                forward = !right;
@@ -681,7 +677,7 @@ void InsetMathNest::doDispatch(Cursor & cur, FuncRequest & cmd)
                cur.clearTargetX();
                cur.macroModeClose();
                // try moving forward or backwards as necessary...
-               if (!(forward ? cursorMathForward(cur) : cursorMathBackward(cur))) {
+               if (!(forward ? cur.mathForward(word) : cur.mathBackward(word))) {
                        // ... and if movement failed, then finish forward or backwards
                        // as necessary
                        cmd = FuncRequest(finish_lfun);
@@ -692,9 +688,14 @@ void InsetMathNest::doDispatch(Cursor & cur, FuncRequest & cmd)
 
        case LFUN_DOWN:
        case LFUN_UP:
+       case LFUN_PARAGRAPH_UP:
+       case LFUN_PARAGRAPH_DOWN:
                cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
+               // fall through
        case LFUN_DOWN_SELECT:
-       case LFUN_UP_SELECT: {
+       case LFUN_UP_SELECT:
+       case LFUN_PARAGRAPH_UP_SELECT:
+       case LFUN_PARAGRAPH_DOWN_SELECT: {
                // close active macro
                if (cur.inMacroMode()) {
                        cur.macroModeClose();
@@ -702,12 +703,21 @@ void InsetMathNest::doDispatch(Cursor & cur, FuncRequest & cmd)
                }
 
                // stop/start the selection
-               bool select = act == LFUN_DOWN_SELECT ||
-                       act == LFUN_UP_SELECT;
+               bool select = act == LFUN_DOWN_SELECT
+                       || act == LFUN_UP_SELECT
+                       || act == LFUN_PARAGRAPH_DOWN_SELECT
+                       || act == LFUN_PARAGRAPH_UP_SELECT;
                cur.selHandle(select);
 
+               // handle autocorrect:
+               if (lyxrc.autocorrection_math && cur.autocorrect()) {
+                       cur.autocorrect() = false;
+                       cur.message(_("Autocorrect Off ('!' to enter)"));
+               }
+
                // go up/down
-               bool up = act == LFUN_UP || act == LFUN_UP_SELECT;
+               bool up = act == LFUN_UP || act == LFUN_UP_SELECT
+                       || act == LFUN_PARAGRAPH_UP || act == LFUN_PARAGRAPH_UP_SELECT;
                bool successful = cur.upDownInMath(up);
                if (successful)
                        break;
@@ -723,30 +733,26 @@ void InsetMathNest::doDispatch(Cursor & cur, FuncRequest & cmd)
        }
 
        case LFUN_MOUSE_DOUBLE:
-       case LFUN_MOUSE_TRIPLE:
        case LFUN_WORD_SELECT:
                cur.pos() = 0;
-               cur.idx() = 0;
-               cur.resetAnchor();
-               cur.setSelection(true);
+               cur.bv().mouseSetCursor(cur);
                cur.pos() = cur.lastpos();
-               cur.idx() = cur.lastidx();
+               cur.bv().mouseSetCursor(cur, true);
                break;
 
-       case LFUN_PARAGRAPH_UP:
-       case LFUN_PARAGRAPH_DOWN:
-               cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
-       case LFUN_PARAGRAPH_UP_SELECT:
-       case LFUN_PARAGRAPH_DOWN_SELECT:
+       case LFUN_MOUSE_TRIPLE:
+               cur.idx() = 0;
+               cur.pos() = 0;
+               cur.bv().mouseSetCursor(cur);
+               cur.idx() = cur.lastidx();
+               cur.pos() = cur.lastpos();
+               cur.bv().mouseSetCursor(cur, true);
                break;
 
        case LFUN_LINE_BEGIN:
-       case LFUN_WORD_BACKWARD:
-       case LFUN_WORD_LEFT:
                cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
+               // fall through
        case LFUN_LINE_BEGIN_SELECT:
-       case LFUN_WORD_BACKWARD_SELECT:
-       case LFUN_WORD_LEFT_SELECT:
                cur.selHandle(act == LFUN_WORD_BACKWARD_SELECT ||
                                act == LFUN_WORD_LEFT_SELECT ||
                                act == LFUN_LINE_BEGIN_SELECT);
@@ -765,12 +771,9 @@ void InsetMathNest::doDispatch(Cursor & cur, FuncRequest & cmd)
                }
                break;
 
-       case LFUN_WORD_FORWARD:
-       case LFUN_WORD_RIGHT:
        case LFUN_LINE_END:
                cur.screenUpdateFlags(Update::Decoration | Update::FitCursor);
-       case LFUN_WORD_FORWARD_SELECT:
-       case LFUN_WORD_RIGHT_SELECT:
+               // fall through
        case LFUN_LINE_END_SELECT:
                cur.selHandle(act == LFUN_WORD_FORWARD_SELECT ||
                                act == LFUN_WORD_RIGHT_SELECT ||
@@ -809,8 +812,8 @@ void InsetMathNest::doDispatch(Cursor & cur, FuncRequest & cmd)
                else if (!cur.inMacroMode())
                        cur.recordUndoSelection();
                // if the inset can not be removed from within, delete it
-               if (!cur.backspace()) {
-                       FuncRequest cmd = FuncRequest(LFUN_CHAR_DELETE_FORWARD);
+               if (!cur.backspace(cmd.getArg(0) == "force")) {
+                       FuncRequest cmd = FuncRequest(LFUN_CHAR_DELETE_FORWARD, "force");
                        cur.innerText()->dispatch(cur, cmd);
                }
                break;
@@ -823,8 +826,8 @@ void InsetMathNest::doDispatch(Cursor & cur, FuncRequest & cmd)
                else
                        cur.recordUndoSelection();
                // if the inset can not be removed from within, delete it
-               if (!cur.erase()) {
-                       FuncRequest cmd = FuncRequest(LFUN_CHAR_DELETE_FORWARD);
+               if (!cur.erase(cmd.getArg(0) == "force")) {
+                       FuncRequest cmd = FuncRequest(LFUN_CHAR_DELETE_FORWARD, "force");
                        cur.innerText()->dispatch(cur, cmd);
                }
                break;
@@ -931,37 +934,37 @@ void InsetMathNest::doDispatch(Cursor & cur, FuncRequest & cmd)
                break;
 
        case LFUN_FONT_BOLD:
-               if (currentMode() <= TEXT_MODE)
+               if (currentMode() != MATH_MODE)
                        handleFont(cur, cmd.argument(), "textbf");
                else
                        handleFont(cur, cmd.argument(), "mathbf");
                break;
        case LFUN_FONT_BOLDSYMBOL:
-               if (currentMode() <= TEXT_MODE)
+               if (currentMode() != MATH_MODE)
                        handleFont(cur, cmd.argument(), "textbf");
                else
                        handleFont(cur, cmd.argument(), "boldsymbol");
                break;
        case LFUN_FONT_SANS:
-               if (currentMode() <= TEXT_MODE)
+               if (currentMode() != MATH_MODE)
                        handleFont(cur, cmd.argument(), "textsf");
                else
                        handleFont(cur, cmd.argument(), "mathsf");
                break;
        case LFUN_FONT_EMPH:
-               if (currentMode() <= TEXT_MODE)
+               if (currentMode() != MATH_MODE)
                        handleFont(cur, cmd.argument(), "emph");
                else
                        handleFont(cur, cmd.argument(), "mathcal");
                break;
        case LFUN_FONT_ROMAN:
-               if (currentMode() <= TEXT_MODE)
+               if (currentMode() != MATH_MODE)
                        handleFont(cur, cmd.argument(), "textrm");
                else
                        handleFont(cur, cmd.argument(), "mathrm");
                break;
        case LFUN_FONT_TYPEWRITER:
-               if (currentMode() <= TEXT_MODE)
+               if (currentMode() != MATH_MODE)
                        handleFont(cur, cmd.argument(), "texttt");
                else
                        handleFont(cur, cmd.argument(), "mathtt");
@@ -970,13 +973,13 @@ void InsetMathNest::doDispatch(Cursor & cur, FuncRequest & cmd)
                handleFont(cur, cmd.argument(), "mathfrak");
                break;
        case LFUN_FONT_ITAL:
-               if (currentMode() <= TEXT_MODE)
+               if (currentMode() != MATH_MODE)
                        handleFont(cur, cmd.argument(), "textit");
                else
                        handleFont(cur, cmd.argument(), "mathit");
                break;
        case LFUN_FONT_NOUN:
-               if (currentMode() <= TEXT_MODE)
+               if (currentMode() != MATH_MODE)
                        // FIXME: should be "noun"
                        handleFont(cur, cmd.argument(), "textsc");
                else
@@ -985,11 +988,11 @@ void InsetMathNest::doDispatch(Cursor & cur, FuncRequest & cmd)
        case LFUN_FONT_DEFAULT:
                handleFont(cur, cmd.argument(), "textnormal");
                break;
-
        case LFUN_FONT_UNDERLINE:
                cur.recordUndo();
                cur.handleNest(createInsetMath("underline", cur.buffer()));
                break;
+
        case LFUN_MATH_MODE: {
 #if 1
                // ignore math-mode on when already in math mode
@@ -999,11 +1002,10 @@ void InsetMathNest::doDispatch(Cursor & cur, FuncRequest & cmd)
                cur.macroModeClose();
                docstring const save_selection = grabAndEraseSelection(cur);
                selClearOrDel(cur);
-               //cur.plainInsert(MathAtom(new InsetMathMBox(cur.bv())));
-               if (currentMode() <= Inset::TEXT_MODE)
+               if (currentMode() != Inset::MATH_MODE)
                        cur.plainInsert(MathAtom(new InsetMathEnsureMath(buffer_)));
                else
-                       cur.plainInsert(MathAtom(new InsetMathBox(buffer_, from_ascii("mbox"))));
+                       cur.plainInsert(createInsetMath("text", buffer_));
                cur.posBackward();
                cur.pushBackward(*cur.nextInset());
                cur.niceInsert(save_selection);
@@ -1024,7 +1026,7 @@ void InsetMathNest::doDispatch(Cursor & cur, FuncRequest & cmd)
        case LFUN_REGEXP_MODE: {
                InsetMath * im = cur.inset().asInsetMath();
                if (im) {
-                       InsetMathHull * i = im->asHullInset();          
+                       InsetMathHull * i = im->asHullInset();
                        if (i && i->getType() == hullRegexp) {
                                cur.message(_("Already in regular expression mode"));
                                break;
@@ -1075,13 +1077,19 @@ void InsetMathNest::doDispatch(Cursor & cur, FuncRequest & cmd)
                cur.recordUndo();
                unsigned int m = 1;
                unsigned int n = 1;
-               docstring name;
+               docstring name = from_ascii("matrix");
                idocstringstream is(cmd.argument());
                is >> m >> n >> name;
                if (m < 1)
                        m = 1;
                if (n < 1)
                        n = 1;
+               // check if we have a valid decoration
+               if (name != "pmatrix" && name != "bmatrix"
+                       && name != "Bmatrix" && name != "vmatrix"
+                       && name != "Vmatrix" && name != "matrix")
+                       name = from_ascii("matrix");
+
                cur.niceInsert(
                        MathAtom(new InsetMathAMSArray(buffer_, name, m, n)));
                break;
@@ -1198,7 +1206,7 @@ void InsetMathNest::doDispatch(Cursor & cur, FuncRequest & cmd)
                bool fold = act == LFUN_MATH_MACRO_FOLD;
                bool found = findMacroToFoldUnfold(it, fold);
                if (found) {
-                       MathMacro * macro = it.nextInset()->asInsetMath()->asMacro();
+                       InsetMathMacro * macro = it.nextInset()->asInsetMath()->asMacro();
                        cur.recordUndoInset();
                        if (fold)
                                macro->fold(cur);
@@ -1268,7 +1276,7 @@ void InsetMathNest::doDispatch(Cursor & cur, FuncRequest & cmd)
                if (createInsetMath_fromDialogStr(cmd.argument(), ar)) {
                        cur.recordUndoSelection();
                        cur.insert(ar);
-                       cur.forceBufferUpdate();                        
+                       cur.forceBufferUpdate();
                } else
                        cur.undispatched();
                break;
@@ -1294,7 +1302,7 @@ bool InsetMathNest::findMacroToFoldUnfold(Cursor & it, bool fold) const {
                // go backward through the current cell
                Inset * inset = it.nextInset();
                while (inset && inset->asInsetMath()) {
-                       MathMacro * macro = inset->asInsetMath()->asMacro();
+                       InsetMathMacro * macro = inset->asInsetMath()->asMacro();
                        if (macro) {
                                // found the an macro to open/close?
                                if (macro->folded() != fold)
@@ -1441,6 +1449,10 @@ bool InsetMathNest::getStatus(Cursor & cur, FuncRequest const & cmd,
                flag.setEnabled(false);
                break;
 
+       case LFUN_CAPTION_INSERT:
+               flag.setEnabled(false);
+               break;
+
        case LFUN_SPACE_INSERT: {
                docstring const & name = cmd.argument();
                if (name == "visible")
@@ -1452,6 +1464,13 @@ bool InsetMathNest::getStatus(Cursor & cur, FuncRequest const & cmd,
                flag.setEnabled(!asHullInset());
                break;
 
+       case LFUN_PASTE: {
+               docstring const & name = cmd.argument();
+               if (name == "html" || name == "latex")
+                       flag.setEnabled(false);
+               break;
+       }
+
        default:
                ret = false;
                break;
@@ -1474,7 +1493,7 @@ void InsetMathNest::edit(Cursor & cur, bool front, EntryDirection entry_from)
 
 Inset * InsetMathNest::editXY(Cursor & cur, int x, int y)
 {
-       int idx_min = 0;
+       int idx_min = -1;
        int dist_min = 1000000;
        for (idx_type i = 0, n = nargs(); i != n; ++i) {
                int const d = cell(i).dist(cur.bv(), x, y);
@@ -1483,6 +1502,9 @@ Inset * InsetMathNest::editXY(Cursor & cur, int x, int y)
                        idx_min = i;
                }
        }
+       if (idx_min == -1)
+               return this;
+
        MathData & ar = cell(idx_min);
        cur.push(*this);
        cur.idx() = idx_min;
@@ -1512,8 +1534,12 @@ void InsetMathNest::lfunMousePress(Cursor & cur, FuncRequest & cmd)
                        return;
                }
        }
+
+       // set cursor after the inset if x is nearer to that position (bug 9748)
+       cur.moveToClosestEdge(cmd.x(), true);
+
        bool do_selection = cmd.button() == mouse_button::button1
-               && cmd.argument() == "region-select";
+               && cmd.modifier() == ShiftModifier;
        bv.mouseSetCursor(cur, do_selection);
        if (cmd.button() == mouse_button::button1) {
                //lyxerr << "## lfunMousePress: setting cursor to: " << cur << endl;
@@ -1527,7 +1553,7 @@ void InsetMathNest::lfunMousePress(Cursor & cur, FuncRequest & cmd)
                // cur.result().update(): don't overwrite previously set flags.
                cur.screenUpdateFlags(Update::Decoration | Update::FitCursor
                                | cur.result().screenUpdate());
-       } else if (cmd.button() == mouse_button::button2) {
+       } else if (cmd.button() == mouse_button::button2 && lyxrc.mouse_middlebutton_paste) {
                if (cap::selection()) {
                        // See comment in Text::dispatch why we do this
                        cap::copySelectionToStack();
@@ -1545,16 +1571,32 @@ void InsetMathNest::lfunMousePress(Cursor & cur, FuncRequest & cmd)
 void InsetMathNest::lfunMouseMotion(Cursor & cur, FuncRequest & cmd)
 {
        // only select with button 1
-       if (cmd.button() == mouse_button::button1) {
-               Cursor & bvcur = cur.bv().cursor();
-               if (bvcur.realAnchor().hasPart(cur)) {
-                       //lyxerr << "## lfunMouseMotion: cursor: " << cur << endl;
-                       bvcur.setCursor(cur);
-                       bvcur.setSelection(true);
-                       //lyxerr << "MOTION " << bvcur << endl;
-               } else
-                       cur.undispatched();
+       if (cmd.button() != mouse_button::button1)
+               return;
+
+       Cursor & bvcur = cur.bv().cursor();
+
+       // ignore motions deeper nested than the real anchor
+       if (!bvcur.realAnchor().hasPart(cur)) {
+               cur.undispatched();
+               return;
        }
+
+       // set cursor after the inset if x is nearer to that position (bug 9748)
+       cur.moveToClosestEdge(cmd.x());
+
+       CursorSlice old = bvcur.top();
+
+       // We continue with our existing selection or start a new one, so don't
+       // reset the anchor.
+       bvcur.setCursor(cur);
+       // Did we actually move?
+       if (cur.top() == old)
+               // We didn't move one iota, so no need to change selection status
+               // or update the screen.
+               cur.screenUpdateFlags(Update::SinglePar | Update::FitCursor);
+       else
+               bvcur.setSelection();
 }
 
 
@@ -1567,7 +1609,7 @@ void InsetMathNest::lfunMouseRelease(Cursor & cur, FuncRequest & cmd)
                        cur.noScreenUpdate();
                else {
                        Cursor & bvcur = cur.bv().cursor();
-                       bvcur.setSelection(true);
+                       bvcur.selection(true);
                }
                return;
        }
@@ -1595,14 +1637,13 @@ bool InsetMathNest::interpretChar(Cursor & cur, char_type const c)
                        cur.backspace();
                        int n = c - '0';
                        if (n >= 1 && n <= 9)
-                               cur.insert(new MathMacroArgument(n));
+                               cur.insert(new InsetMathMacroArgument(n));
                        return true;
                }
 
                // do not finish macro for known * commands
-               MathWordList const & mwl = mathedWordList();
                bool star_macro = c == '*'
-                       && (mwl.find(name.substr(1) + "*") != mwl.end()
+                       && (in_word_set(name.substr(1) + '*')
                            || cur.buffer()->getMacro(name.substr(1) + "*", cur, true));
                if (isAlphaASCII(c) || star_macro) {
                        cur.activeMacro()->setName(name + docstring(1, c));
@@ -1614,21 +1655,26 @@ bool InsetMathNest::interpretChar(Cursor & cur, char_type const c)
                        // remove the '\\'
                        if (c == '\\') {
                                cur.backspace();
-                               if (currentMode() <= InsetMath::TEXT_MODE)
+                               if (currentMode() != InsetMath::MATH_MODE)
                                        cur.niceInsert(createInsetMath("textbackslash", buf));
                                else
                                        cur.niceInsert(createInsetMath("backslash", buf));
                        } else if (c == '^' && currentMode() == InsetMath::MATH_MODE) {
                                cur.backspace();
                                cur.niceInsert(createInsetMath("mathcircumflex", buf));
-                       } else if (c == '{') {
-                               cur.backspace();
-                               cur.niceInsert(MathAtom(new InsetMathBrace(buf)));
-                       } else if (c == '%') {
+                       } else if (c == '{' || c == '%') {
+                               //using the saved selection as argument
+                               InsetMathUnknown * p = cur.activeMacro();
+                               p->finalize();
+                               MathData sel(cur.buffer());
+                               asArray(p->selection(), sel);
                                cur.backspace();
-                               cur.niceInsert(MathAtom(new InsetMathComment(buf)));
+                               if (c == '{')
+                                       cur.niceInsert(MathAtom(new InsetMathBrace(sel)));
+                               else
+                                       cur.niceInsert(MathAtom(new InsetMathComment(sel)));
                        } else if (c == '#') {
-                               LASSERT(cur.activeMacro(), /**/);
+                               LASSERT(cur.activeMacro(), return false);
                                cur.activeMacro()->setName(name + docstring(1, c));
                        } else {
                                cur.backspace();
@@ -1665,6 +1711,13 @@ bool InsetMathNest::interpretChar(Cursor & cur, char_type const c)
                                        new InsetMathBig(name.substr(1), delim)));
                                return true;
                        }
+               } else if (name == "\\smash" && c == '[') {
+                       // We can't use cur.macroModeClose() because
+                       // it would create an InsetMathPhantom
+                       InsetMathUnknown * p = cur.activeMacro();
+                       p->finalize();
+                       interpretChar(cur, c);
+                       return true;
                }
 
                // leave macro mode and try again if necessary
@@ -1688,7 +1741,7 @@ bool InsetMathNest::interpretChar(Cursor & cur, char_type const c)
                cur.autocorrect() = false;
                cur.message(_("Autocorrect Off ('!' to enter)"));
                return true;
-       } 
+       }
        if (lyxrc.autocorrection_math && c == '!' && !cur.autocorrect()) {
                cur.autocorrect() = true;
                cur.message(_("Autocorrect On (<space> to exit)"));
@@ -1697,7 +1750,7 @@ bool InsetMathNest::interpretChar(Cursor & cur, char_type const c)
 
        // just clear selection on pressing the space bar
        if (cur.selection() && c == ' ') {
-               cur.setSelection(false);
+               cur.selection(false);
                return true;
        }
 
@@ -1718,18 +1771,18 @@ bool InsetMathNest::interpretChar(Cursor & cur, char_type const c)
        selClearOrDel(cur);
 
        if (c == '\n') {
-               if (currentMode() <= InsetMath::TEXT_MODE)
+               if (currentMode() != InsetMath::MATH_MODE)
                        cur.insert(c);
                return true;
        }
 
        if (c == ' ') {
-               if (currentMode() <= InsetMath::TEXT_MODE) {
+               if (currentMode() != InsetMath::MATH_MODE) {
                        // insert spaces in text or undecided mode,
                        // but suppress direct insertion of two spaces in a row
                        // the still allows typing  '<space>a<space>' and deleting the 'a', but
                        // it is better than nothing...
-                       if (!cur.pos() != 0 || cur.prevAtom()->getChar() != ' ') {
+                       if (cur.pos() == 0 || cur.prevAtom()->getChar() != ' ') {
                                cur.insert(c);
                                // FIXME: we have to enable full redraw here because of the
                                // visual box corners that define the inset. If we know for
@@ -1765,9 +1818,6 @@ bool InsetMathNest::interpretChar(Cursor & cur, char_type const c)
        // These should be treated differently when not in text mode:
        if (cur.inRegexped()) {
                switch (c) {
-               case '\\':
-                       cur.niceInsert(createInsetMath("backslash", buf));
-                       break;
                case '^':
                        cur.niceInsert(createInsetMath("mathcircumflex", buf));
                        break;
@@ -1798,7 +1848,7 @@ bool InsetMathNest::interpretChar(Cursor & cur, char_type const c)
                        cur.niceInsert(createInsetMath("sim", buf));
                        return true;
                }
-               if (currentMode() == InsetMath::MATH_MODE && !isAsciiOrMathAlpha(c)) {
+               if (currentMode() == InsetMath::MATH_MODE && Encodings::isUnicodeTextOnly(c)) {
                        MathAtom at = createInsetMath("text", buf);
                        at.nucleus()->cell(0).push_back(MathAtom(new InsetMathChar(c)));
                        cur.niceInsert(at);
@@ -2013,43 +2063,6 @@ void InsetMathNest::completionPosAndDim(Cursor const & cur, int & x, int & y,
 }
 
 
-bool InsetMathNest::cursorMathForward(Cursor & cur)
-{
-       if (cur.pos() != cur.lastpos() && cur.openable(cur.nextAtom())) {
-               cur.pushBackward(*cur.nextAtom().nucleus());
-               cur.inset().idxFirst(cur);
-               return true;
-       }
-       if (cur.posForward() || idxForward(cur))
-               return true;
-       // try to pop forwards --- but don't pop out of math! leave that to
-       // the FINISH lfuns
-       int s = cur.depth() - 2;
-       if (s >= 0 && cur[s].inset().asInsetMath())
-               return cur.popForward();
-       return false;
-}
-
-
-bool InsetMathNest::cursorMathBackward(Cursor & cur)
-{
-       if (cur.pos() != 0 && cur.openable(cur.prevAtom())) {
-               cur.posBackward();
-               cur.push(*cur.nextAtom().nucleus());
-               cur.inset().idxLast(cur);
-               return true;
-       }
-       if (cur.posBackward() || idxBackward(cur))
-               return true;
-       // try to pop backwards --- but don't pop out of math! leave that to
-       // the FINISH lfuns
-       int s = cur.depth() - 2;
-       if (s >= 0 && cur[s].inset().asInsetMath())
-               return cur.popBackward();
-       return false;
-}
-
-
 ////////////////////////////////////////////////////////////////////
 
 MathCompletionList::MathCompletionList(Cursor const & cur)
@@ -2069,7 +2082,7 @@ MathCompletionList::MathCompletionList(Cursor const & cur)
 
        // fill in global macros
        macros.clear();
-       MacroTable::globalMacros().getMacroNames(macros);
+       MacroTable::globalMacros().getMacroNames(macros, false);
        //lyxerr << "Globals completion macros: ";
        for (it = macros.begin(); it != macros.end(); ++it) {
                //lyxerr << "\\" + *it << " ";
@@ -2083,8 +2096,21 @@ MathCompletionList::MathCompletionList(Cursor const & cur)
        globals.push_back(from_ascii("\\framebox"));
        globals.push_back(from_ascii("\\makebox"));
        globals.push_back(from_ascii("\\kern"));
+       globals.push_back(from_ascii("\\xhookrightarrow"));
+       globals.push_back(from_ascii("\\xhookleftarrow"));
        globals.push_back(from_ascii("\\xrightarrow"));
+       globals.push_back(from_ascii("\\xRightarrow"));
+       globals.push_back(from_ascii("\\xrightharpoondown"));
+       globals.push_back(from_ascii("\\xrightharpoonup"));
+       globals.push_back(from_ascii("\\xrightleftharpoons"));
        globals.push_back(from_ascii("\\xleftarrow"));
+       globals.push_back(from_ascii("\\xLeftarrow"));
+       globals.push_back(from_ascii("\\xleftharpoondown"));
+       globals.push_back(from_ascii("\\xleftharpoonup"));
+       globals.push_back(from_ascii("\\xleftrightarrow"));
+       globals.push_back(from_ascii("\\xLeftrightarrow"));
+       globals.push_back(from_ascii("\\xleftrightharpoons"));
+       globals.push_back(from_ascii("\\xmapsto"));
        globals.push_back(from_ascii("\\split"));
        globals.push_back(from_ascii("\\gathered"));
        globals.push_back(from_ascii("\\aligned"));
@@ -2098,7 +2124,9 @@ MathCompletionList::MathCompletionList(Cursor const & cur)
        globals.push_back(from_ascii("\\sqrt"));
        globals.push_back(from_ascii("\\root"));
        globals.push_back(from_ascii("\\tabular"));
+       globals.push_back(from_ascii("\\sideset"));
        globals.push_back(from_ascii("\\stackrel"));
+       globals.push_back(from_ascii("\\stackrelthree"));
        globals.push_back(from_ascii("\\binom"));
        globals.push_back(from_ascii("\\choose"));
        globals.push_back(from_ascii("\\brace"));
@@ -2136,12 +2164,16 @@ MathCompletionList::MathCompletionList(Cursor const & cur)
        globals.push_back(from_ascii("\\mathclap"));
        globals.push_back(from_ascii("\\mathllap"));
        globals.push_back(from_ascii("\\mathrlap"));
+       globals.push_back(from_ascii("\\ensuremath"));
        MathWordList const & words = mathedWordList();
        MathWordList::const_iterator it2;
        //lyxerr << "Globals completion commands: ";
        for (it2 = words.begin(); it2 != words.end(); ++it2) {
-               globals.push_back("\\" + (*it2).first);
-               //lyxerr << "\\" + (*it2).first << " ";
+               if (it2->second.inset != "macro" && !it2->second.hidden) {
+                       // macros are already read from MacroTable::globalMacros()
+                       globals.push_back('\\' + it2->first);
+                       //lyxerr << '\\' + it2->first << ' ';
+               }
        }
        //lyxerr << std::endl;
        sort(globals.begin(), globals.end());
@@ -2180,7 +2212,10 @@ std::string MathCompletionList::icon(size_t idx) const
                cmd = locals[idx];
 
        // get the icon resource name by stripping the backslash
-       return "images/math/" + to_utf8(cmd.substr(1)) + ".png";
+       docstring icon_name = frontend::Application::mathIcon(cmd.substr(1));
+       if (icon_name.empty())
+               return std::string();
+       return "images/math/" + to_utf8(icon_name);
 }
 
 std::vector<docstring> MathCompletionList::globals;