]> git.lyx.org Git - lyx.git/blobdiff - src/Text3.cpp
rev 19644: I forgot this.
[lyx.git] / src / Text3.cpp
index 12a7d98ebb8373291fc83802ddc6213487d589da..ee0e7b1fc99c671f08b4f1f8c652236b1b26ac5d 100644 (file)
 #include <clocale>
 #include <sstream>
 
+using std::endl;
+using std::string;
+using std::istringstream;
+using std::ostringstream;
 
 namespace lyx {
 
@@ -79,19 +83,13 @@ using cap::cutSelection;
 using cap::pasteFromStack;
 using cap::pasteClipboard;
 using cap::replaceSelection;
-using cap::saveSelection;
 
 using support::isStrUnsignedInt;
 using support::token;
 
-using std::endl;
-using std::string;
-using std::istringstream;
-using std::ostringstream;
-
-
-extern string current_layout;
-
+namespace frontend {
+extern docstring current_layout;
+}
 
 namespace {
 
@@ -99,7 +97,6 @@ namespace {
        Font freefont(Font::ALL_IGNORE);
        bool toggleall = false;
 
-
        void toggleAndShow(Cursor & cur, Text * text,
                Font const & font, bool toggleall = true)
        {
@@ -108,13 +105,10 @@ namespace {
                if (font.language() != ignore_language ||
                                font.number() != Font::IGNORE) {
                        Paragraph & par = cur.paragraph();
-                       text->bidi.computeTables(par, cur.buffer(), cur.textRow());
-                       if (cur.boundary() !=
-                                       text->bidi.isBoundary(cur.buffer(), par,
-                                                       cur.pos(),
-                                                       text->real_current_font))
+                       if (cur.boundary() != text->isRTLBoundary(cur.buffer(), par,
+                                               cur.pos(), text->real_current_font))
                                text->setCursor(cur, cur.pit(), cur.pos(),
-                                               false, !cur.boundary());
+                                               false, !cur.boundary());
                }
        }
 
@@ -123,8 +117,6 @@ namespace {
        {
                if (selecting || cur.mark())
                        cur.setSelection();
-               saveSelection(cur);
-               cur.bv().switchKeyMap();
        }
 
 
@@ -244,6 +236,7 @@ namespace {
 
 void specialChar(Cursor & cur, InsetSpecialChar::Kind kind)
 {
+       recordUndo(cur);
        cap::replaceSelection(cur);
        cur.insert(new InsetSpecialChar(kind));
        cur.posRight();
@@ -298,6 +291,56 @@ bool Text::isRTL(Buffer const & buffer, Paragraph const & par) const
 }
 
 
+bool Text::isRTL(Buffer const & buffer, CursorSlice const & sl, bool boundary) const
+{
+       if (!lyxrc.rtl_support && !sl.text())
+               return false;
+
+       int correction = 0;
+       if (boundary && sl.pos() > 0)
+               correction = -1;
+               
+       Paragraph const & par = getPar(sl.pit());
+       return getFont(buffer, par, sl.pos() + correction).isVisibleRightToLeft();
+}
+
+
+bool Text::isRTLBoundary(Buffer const & buffer, Paragraph const & par,
+                         pos_type pos) const
+{
+       if (!lyxrc.rtl_support)
+               return false;
+
+       // no RTL boundary at line start
+       if (pos == 0)
+               return false;
+
+       bool left = getFont(buffer, par, pos - 1).isVisibleRightToLeft();
+       bool right;
+       if (pos == par.size())
+               right = par.isRightToLeftPar(buffer.params());
+       else
+               right = getFont(buffer, par, pos).isVisibleRightToLeft();
+       return left != right;
+}
+
+
+bool Text::isRTLBoundary(Buffer const & buffer, Paragraph const & par,
+                         pos_type pos, Font const & font) const
+{
+       if (!lyxrc.rtl_support)
+               return false;
+
+       bool left = font.isVisibleRightToLeft();
+       bool right;
+       if (pos == par.size())
+               right = par.isRightToLeftPar(buffer.params());
+       else
+               right = getFont(buffer, par, pos).isVisibleRightToLeft();
+       return left != right;
+}
+
+
 void Text::dispatch(Cursor & cur, FuncRequest & cmd)
 {
        LYXERR(Debug::ACTION) << "Text::dispatch: cmd: " << cmd << endl;
@@ -331,17 +374,9 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                recUndo(cur, pit, pit + 1);
                finishUndo();
                std::swap(pars_[pit], pars_[pit + 1]);
-
-               ParIterator begin(cur);
-               // begin.pos() (== cur.pos()) may point beyond the end of the 
-               // paragraph referenced by begin. This would cause a crash
-               // in updateLabels()
-               begin.pos() = 0;
-               ++cur.pit();
-               ParIterator end = boost::next(ParIterator(cur));
-               updateLabels(cur.buffer(), begin, end);
-
+               updateLabels(cur.buffer());
                needsUpdate = true;
+               ++cur.pit();
                break;
        }
 
@@ -350,17 +385,8 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                recUndo(cur, pit - 1, pit);
                finishUndo();
                std::swap(pars_[pit], pars_[pit - 1]);
-
-               ParIterator end = ParIterator(cur);
-               // end.pos() (== cur.pos()) may point beyond the end of the 
-               // paragraph referenced by end. This would cause a crash
-               // in boost::next()
-               end.pos() = 0;
-               end = boost::next(end);
+               updateLabels(cur.buffer());
                --cur.pit();
-               ParIterator begin(cur);
-               updateLabels(cur.buffer(), begin, end);
-
                needsUpdate = true;
                break;
        }
@@ -369,11 +395,10 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                Paragraph & par = cur.paragraph();
                bool start = !par.params().startOfAppendix();
 
-#ifdef WITH_WARNINGS
-#warning The code below only makes sense at top level.
+// FIXME: The code below only makes sense at top level.
 // Should LFUN_APPENDIX be restricted to top-level paragraphs?
-#endif
                // ensure that we have only one start_of_appendix in this document
+               // FIXME: this don't work for multipart document!
                for (pit_type tmp = 0, end = pars_.size(); tmp != end; ++tmp) {
                        if (pars_[tmp].params().startOfAppendix()) {
                                recUndo(cur, tmp);
@@ -391,20 +416,26 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
        }
 
        case LFUN_WORD_DELETE_FORWARD:
-               cur.clearSelection();
-               deleteWordForward(cur);
+               if (cur.selection()) {
+                       cutSelection(cur, true, false);
+               } else
+                       deleteWordForward(cur);
                finishChange(cur, false);
                break;
 
        case LFUN_WORD_DELETE_BACKWARD:
-               cur.clearSelection();
-               deleteWordBackward(cur);
+               if (cur.selection()) {
+                       cutSelection(cur, true, false);
+               } else
+                       deleteWordBackward(cur);
                finishChange(cur, false);
                break;
 
        case LFUN_LINE_DELETE:
-               cur.clearSelection();
-               deleteLineForward(cur);
+               if (cur.selection()) {
+                       cutSelection(cur, true, false);
+               } else
+                       deleteLineForward(cur);
                finishChange(cur, false);
                break;
 
@@ -433,7 +464,7 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                //lyxerr << BOOST_CURRENT_FUNCTION
                //       << " LFUN_CHAR_FORWARD[SEL]:\n" << cur << endl;
                needsUpdate |= cur.selHandle(cmd.action == LFUN_CHAR_FORWARD_SELECT);
-               if (isRTL(*cur.bv().buffer(), cur.paragraph()))
+               if (reverseDirectionNeeded(cur))
                        needsUpdate |= cursorLeft(cur);
                else
                        needsUpdate |= cursorRight(cur);
@@ -443,15 +474,13 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                        cur.undispatched();
                        cmd = FuncRequest(LFUN_FINISHED_RIGHT);
                }
-               if (cur.selection())
-                       saveSelection(cur);
                break;
 
        case LFUN_CHAR_BACKWARD:
        case LFUN_CHAR_BACKWARD_SELECT:
                //lyxerr << "handle LFUN_CHAR_BACKWARD[_SELECT]:\n" << cur << endl;
                needsUpdate |= cur.selHandle(cmd.action == LFUN_CHAR_BACKWARD_SELECT);
-               if (isRTL(*cur.bv().buffer(), cur.paragraph()))
+               if (reverseDirectionNeeded(cur))
                        needsUpdate |= cursorRight(cur);
                else
                        needsUpdate |= cursorLeft(cur);
@@ -461,83 +490,64 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                        cur.undispatched();
                        cmd = FuncRequest(LFUN_FINISHED_LEFT);
                }
-               if (cur.selection())
-                       saveSelection(cur);
                break;
 
-       case LFUN_UP:
        case LFUN_UP_SELECT:
-               //lyxerr << "handle LFUN_UP[SEL]:\n" << cur << endl;
-               needsUpdate |= cur.selHandle(cmd.action == LFUN_UP_SELECT);
-
-               needsUpdate |= cursorUp(cur);
-
-               if (!needsUpdate && oldTopSlice == cur.top()
-                         && cur.boundary() == oldBoundary) {
-                       cur.undispatched();
-                       cmd = FuncRequest(LFUN_FINISHED_UP);
-               }
-               if (cur.selection())
-                       saveSelection(cur);
-               break;
-
-       case LFUN_DOWN:
        case LFUN_DOWN_SELECT:
-               //lyxerr << "handle LFUN_DOWN[SEL]:\n" << cur << endl;
-               needsUpdate |= cur.selHandle(cmd.action == LFUN_DOWN_SELECT);
-               needsUpdate |= cursorDown(cur);
-
-               if (!needsUpdate && oldTopSlice == cur.top() &&
-                   cur.boundary() == oldBoundary)
-               {
+       case LFUN_UP:
+       case LFUN_DOWN: {
+               // stop/start the selection
+               bool select = cmd.action == LFUN_DOWN_SELECT ||
+                       cmd.action == LFUN_UP_SELECT;
+               cur.selHandle(select);
+               
+               // move cursor up/down
+               bool up = cmd.action == LFUN_UP_SELECT || cmd.action == LFUN_UP;
+               bool const successful = cur.upDownInText(up, needsUpdate);
+               if (successful) {
+                       // notify insets which were left and get their update flags 
+                       notifyCursorLeaves(cur.beforeDispatchCursor(), cur);
+                       cur.fixIfBroken();
+                       
+                       // redraw if you leave mathed (for the decorations)
+                       needsUpdate |= cur.beforeDispatchCursor().inMathed();
+               } else
                        cur.undispatched();
-                       cmd = FuncRequest(LFUN_FINISHED_DOWN);
-               }
-               if (cur.selection())
-                       saveSelection(cur);
+               
                break;
+       }
 
        case LFUN_PARAGRAPH_UP:
        case LFUN_PARAGRAPH_UP_SELECT:
                needsUpdate |= cur.selHandle(cmd.action == LFUN_PARAGRAPH_UP_SELECT);
                needsUpdate |= cursorUpParagraph(cur);
-               if (cur.selection())
-                       saveSelection(cur);
                break;
 
        case LFUN_PARAGRAPH_DOWN:
        case LFUN_PARAGRAPH_DOWN_SELECT:
                needsUpdate |= cur.selHandle(cmd.action == LFUN_PARAGRAPH_DOWN_SELECT);
                needsUpdate |= cursorDownParagraph(cur);
-               if (cur.selection())
-                       saveSelection(cur);
                break;
 
        case LFUN_SCREEN_UP:
        case LFUN_SCREEN_UP_SELECT:
                needsUpdate |= cur.selHandle(cmd.action == LFUN_SCREEN_UP_SELECT);
-               if (cur.pit() == 0 && cur.textRow().pos() == 0) {
+               if (cur.pit() == 0 && cur.textRow().pos() == 0)
                        cur.undispatched();
-                       cmd = FuncRequest(LFUN_FINISHED_UP);
-               } else {
+               else {
                        cursorPrevious(cur);
                }
-               if (cur.selection())
-                       saveSelection(cur);
                break;
 
        case LFUN_SCREEN_DOWN:
        case LFUN_SCREEN_DOWN_SELECT:
                needsUpdate |= cur.selHandle(cmd.action == LFUN_SCREEN_DOWN_SELECT);
                if (cur.pit() == cur.lastpit()
-                         && cur.textRow().endpos() == cur.lastpos()) {
+                         && cur.textRow().endpos() == cur.lastpos())
                        cur.undispatched();
-                       cmd = FuncRequest(LFUN_FINISHED_DOWN);
-               } else {
+               else {
                        cursorNext(cur);
                }
-               if (cur.selection())
-                       saveSelection(cur);
                break;
 
        case LFUN_LINE_BEGIN:
@@ -550,30 +560,24 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
        case LFUN_LINE_END_SELECT:
                needsUpdate |= cur.selHandle(cmd.action == LFUN_LINE_END_SELECT);
                needsUpdate |= cursorEnd(cur);
-               if (cur.selection())
-                       saveSelection(cur);
                break;
 
        case LFUN_WORD_FORWARD:
        case LFUN_WORD_FORWARD_SELECT:
                needsUpdate |= cur.selHandle(cmd.action == LFUN_WORD_FORWARD_SELECT);
-               if (isRTL(*cur.bv().buffer(), cur.paragraph()))
+               if (reverseDirectionNeeded(cur))
                        needsUpdate |= cursorLeftOneWord(cur);
                else
                        needsUpdate |= cursorRightOneWord(cur);
-               if (cur.selection())
-                       saveSelection(cur);
                break;
 
        case LFUN_WORD_BACKWARD:
        case LFUN_WORD_BACKWARD_SELECT:
                needsUpdate |= cur.selHandle(cmd.action == LFUN_WORD_BACKWARD_SELECT);
-               if (isRTL(*cur.bv().buffer(), cur.paragraph()))
+               if (reverseDirectionNeeded(cur))
                        needsUpdate |= cursorRightOneWord(cur);
                else
                        needsUpdate |= cursorLeftOneWord(cur);
-               if (cur.selection())
-                       saveSelection(cur);
                break;
 
        case LFUN_WORD_SELECT: {
@@ -643,15 +647,12 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                        cutSelection(cur, true, false);
                        singleParUpdate = false;
                }
-               bv->switchKeyMap();
                break;
 
        case LFUN_DELETE_BACKWARD_SKIP:
                // Reverse the effect of LFUN_BREAK_PARAGRAPH_SKIP.
                if (!cur.selection()) {
-#ifdef WITH_WARNINGS
-#warning look here
-#endif
+                       // FIXME: look here
                        //CursorSlice cur = cursor();
                        backspace(cur);
                        //anchor() = cur;
@@ -664,14 +665,12 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                cap::replaceSelection(cur);
                breakParagraph(cur, 0);
                cur.resetAnchor();
-               bv->switchKeyMap();
                break;
 
        case LFUN_BREAK_PARAGRAPH_KEEP_LAYOUT:
                cap::replaceSelection(cur);
                breakParagraph(cur, 1);
                cur.resetAnchor();
-               bv->switchKeyMap();
                break;
 
        case LFUN_BREAK_PARAGRAPH_SKIP: {
@@ -683,10 +682,13 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                else
                        breakParagraph(cur, 0);
                cur.resetAnchor();
-               bv->switchKeyMap();
                break;
        }
 
+       // TODO
+       // With the creation of LFUN_PARAGRAPH_PARAMS, this is now redundant,
+       // as its duties can be performed there. Should it be removed??
+       // FIXME For now, it can just dispatch LFUN_PARAGRAPH_PARAMS...
        case LFUN_PARAGRAPH_SPACING: {
                Paragraph & par = cur.paragraph();
                Spacing::Space cur_spacing = par.params().spacing().getSpace();
@@ -733,7 +735,7 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                        // FIXME (Abdel 01/02/2006):
                        // What follows would be a partial fix for bug 2154:
                        //   http://bugzilla.lyx.org/show_bug.cgi?id=2154
-                       // This automatically put the label inset _after_ a 
+                       // This automatically put the label inset _after_ a
                        // numbered section. It should be possible to extend the mechanism
                        // to any kind of LateX environement.
                        // The correct way to fix that bug would be at LateX generation.
@@ -752,6 +754,8 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                                dispatch(cur, fr);
                        }
                        */
+                       if (cur.selection())
+                               cutSelection(cur, true, false);
                        insertInset(cur, inset);
                        cur.posRight();
                }
@@ -809,7 +813,7 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                break;
 
        case LFUN_CHARS_TRANSPOSE:
-               charsTranspose(cur);
+               charsTranspose(cur);
                break;
 
        case LFUN_PASTE:
@@ -826,7 +830,6 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                }
                bv->buffer()->errors("Paste");
                cur.clearSelection(); // bug 393
-               bv->switchKeyMap();
                finishUndo();
                break;
 
@@ -869,12 +872,12 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                break;
 
        case LFUN_SERVER_GET_LAYOUT:
-               cur.message(from_utf8(cur.paragraph().layout()->name()));
+               cur.message(cur.paragraph().layout()->name());
                break;
 
        case LFUN_LAYOUT: {
-               string layout = to_ascii(cmd.argument());
-               LYXERR(Debug::INFO) << "LFUN_LAYOUT: (arg) " << layout << endl;
+               docstring layout = cmd.argument();
+               LYXERR(Debug::INFO) << "LFUN_LAYOUT: (arg) " << to_utf8(layout) << endl;
 
                // Derive layout number from given argument (string)
                // and current buffer's textclass (number)
@@ -885,7 +888,7 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
 
                // If the entry is obsolete, use the new one instead.
                if (hasLayout) {
-                       string const & obs = tclass[layout]->obsoleted_by();
+                       docstring const & obs = tclass[layout]->obsoleted_by();
                        if (!obs.empty())
                                layout = obs;
                }
@@ -896,7 +899,7 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                        break;
                }
 
-               bool change_layout = (current_layout != layout);
+               bool change_layout = (frontend::current_layout != layout);
 
                if (!change_layout && cur.selection() &&
                        cur.selBegin().pit() != cur.selEnd().pit())
@@ -904,7 +907,7 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                        pit_type spit = cur.selBegin().pit();
                        pit_type epit = cur.selEnd().pit() + 1;
                        while (spit != epit) {
-                               if (pars_[spit].layout()->name() != current_layout) {
+                               if (pars_[spit].layout()->name() != frontend::current_layout) {
                                        change_layout = true;
                                        break;
                                }
@@ -913,11 +916,9 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                }
 
                if (change_layout) {
-                       current_layout = layout;
                        setLayout(cur, layout);
                        // inform the GUI that the layout has changed.
                        bv->layoutChanged(layout);
-                       bv->switchKeyMap();
                }
                break;
        }
@@ -925,13 +926,13 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
        case LFUN_CLIPBOARD_PASTE:
                cur.clearSelection();
                pasteClipboard(cur, bv->buffer()->errorList("Paste"),
-                              cmd.argument() == "paragraph");
+                              cmd.argument() == "paragraph");
                bv->buffer()->errors("Paste");
                break;
 
        case LFUN_PRIMARY_SELECTION_PASTE:
                pasteString(cur, theSelection().get(),
-                           cmd.argument() == "paragraph");
+                           cmd.argument() == "paragraph");
                break;
 
        case LFUN_UNICODE_INSERT: {
@@ -940,7 +941,7 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                docstring hexstring = cmd.argument();
                if (lyx::support::isHex(hexstring)) {
                        char_type c = lyx::support::hexToInt(hexstring);
-                       if (c > 32 && c < 0x10ffff) {
+                       if (c >= 32 && c < 0x10ffff) {
                                lyxerr << "Inserting c: " << c << endl;
                                docstring s = docstring(1, c);
                                lyx::dispatch(FuncRequest(LFUN_SELF_INSERT, s));
@@ -948,7 +949,7 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                }
                break;
        }
-               
+
        case LFUN_QUOTE_INSERT: {
                Paragraph & par = cur.paragraph();
                pos_type pos = cur.pos();
@@ -985,14 +986,13 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                break;
        }
 
-       case LFUN_DATE_INSERT:
-               if (cmd.argument().empty())
-                       lyx::dispatch(FuncRequest(LFUN_SELF_INSERT,
-                               formatted_time(current_time())));
-               else
-                       lyx::dispatch(FuncRequest(LFUN_SELF_INSERT,
-                               formatted_time(current_time(), to_utf8(cmd.argument()))));
+       case LFUN_DATE_INSERT: {
+               string const format = cmd.argument().empty()
+                       ? lyxrc.date_insert_format : to_utf8(cmd.argument());
+               string const time = formatted_time(current_time(), format);
+               lyx::dispatch(FuncRequest(LFUN_SELF_INSERT, time));
                break;
+       }
 
        case LFUN_MOUSE_TRIPLE:
                if (cmd.button() == mouse_button::button1) {
@@ -1001,7 +1001,6 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                        cursorEnd(cur);
                        cur.setSelection();
                        bv->cursor() = cur;
-                       saveSelection(cur);
                }
                break;
 
@@ -1018,36 +1017,30 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                if (cmd.button() == mouse_button::button3)
                        cur.clearSelection();
 
-               // Middle button press pastes if we have a selection
-               // We do this here as if the selection was inside an inset
-               // it could get cleared on the unlocking of the inset so
-               // we have to check this first
-               bool paste_internally = false;
-               if (cmd.button() == mouse_button::button2 && cap::selection()) {
-                       // Copy the selection buffer to the clipboard
-                       // stack, because we want it to appear in the
-                       // "Edit->Paste recent" menu.
-                       cap::copySelectionToStack();
-                       paste_internally = true;
-               }
-
-               // we have to update after dePM triggered
+               // Set the cursor
                bool update = bv->mouseSetCursor(cur);
 
                // Insert primary selection with middle mouse
                // if there is a local selection in the current buffer,
                // insert this
                if (cmd.button() == mouse_button::button2) {
-                       if (paste_internally) {
-                               cap::pasteSelection(cur, bv->buffer()->errorList("Paste"));
+                       if (cap::selection()) {
+                               // Copy the selection buffer to the clipboard
+                               // stack, because we want it to appear in the
+                               // "Edit->Paste recent" menu.
+                               cap::copySelectionToStack();
+
+                               cap::pasteSelection(bv->cursor(), 
+                                                   bv->buffer()->errorList("Paste"));
                                bv->buffer()->errors("Paste");
-                               cur.clearSelection(); // bug 393
-                               bv->switchKeyMap();
+                               bv->buffer()->markDirty();
                                finishUndo();
-                       } else
+                       } else {
                                lyx::dispatch(FuncRequest(LFUN_PRIMARY_SELECTION_PASTE, "paragraph"));
+                       }
                }
 
+               // we have to update after dEPM triggered
                if (!update && cmd.button() == mouse_button::button1) {
                        needsUpdate = false;
                        cur.noUpdate();
@@ -1070,7 +1063,7 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                        int const y = std::max(0, std::min(wh - 1, cmd.y));
 
                        setCursorFromCoordinates(cur, cmd.x, y);
-                       cur.x_target() = cmd.x;
+                       cur.setTargetX(cmd.x);
                        if (cmd.y >= wh)
                                lyx::dispatch(FuncRequest(LFUN_DOWN_SELECT));
                        else if (cmd.y < 0)
@@ -1111,13 +1104,11 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                                // but bvcur is current mouse position
                                Cursor & bvcur = cur.bv().cursor();
                                bvcur.selection() = true;
-                               saveSelection(bvcur);
                        }
                        needsUpdate = false;
                        cur.noUpdate();
                }
 
-               bv->switchKeyMap();
                break;
        }
 
@@ -1131,9 +1122,17 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                // "auto_region_delete", which defaults to
                // true (on).
 
-               if (lyxrc.auto_region_delete)
-                       if (cur.selection())
-                               cutSelection(cur, false, false);
+               if (lyxrc.auto_region_delete && cur.selection()) {
+                       cutSelection(cur, false, false);
+                       // When change tracking is set to off, the metrics update
+                       // mechanism correctly detects if a full update is needed or not.
+                       // This detection fails when a selection spans multiple rows and
+                       // change tracking is enabled because the paragraph metrics stays
+                       // the same. In this case, we force the full update:
+                       // (see http://bugzilla.lyx.org/show_bug.cgi?id=3992)
+                       if (cur.buffer().params().trackChanges)
+                               cur.updateFlags(Update::Force);
+               }
 
                cur.clearSelection();
                Font const old_font = real_current_font;
@@ -1141,8 +1140,7 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                docstring::const_iterator cit = cmd.argument().begin();
                docstring::const_iterator end = cmd.argument().end();
                for (; cit != end; ++cit)
-                       bv->getIntl().getTransManager().
-                               translateAndInsert(*cit, this, cur);
+                       bv->translateAndInsert(*cit, this, cur);
 
                cur.resetAnchor();
                moveCursor(cur, false);
@@ -1151,15 +1149,39 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
 
        case LFUN_URL_INSERT: {
                InsetCommandParams p("url");
+               docstring content;
+               if (cur.selection()) {
+                       content = cur.selectionAsString(false);
+                       cutSelection(cur, true, false);
+               }
+               p["target"] = (cmd.argument().empty()) ?
+                       content : cmd.argument();
                string const data = InsetCommandMailer::params2string("url", p);
-               bv->showInsetDialog("url", data, 0);
+               if (p["target"].empty()) {
+                       bv->showInsetDialog("url", data, 0);
+               } else {
+                       FuncRequest fr(LFUN_INSET_INSERT, data);
+                       dispatch(cur, fr);
+               }
                break;
        }
 
        case LFUN_HTML_INSERT: {
                InsetCommandParams p("htmlurl");
+               docstring content;
+               if (cur.selection()) {
+                       content = cur.selectionAsString(false);
+                       cutSelection(cur, true, false);
+               }
+               p["target"] = (cmd.argument().empty()) ?
+                       content : cmd.argument();
                string const data = InsetCommandMailer::params2string("url", p);
-               bv->showInsetDialog("url", data, 0);
+               if (p["target"].empty()) {
+                       bv->showInsetDialog("url", data, 0);
+               } else {
+                       FuncRequest fr(LFUN_INSET_INSERT, data);
+                       dispatch(cur, fr);
+               }
                break;
        }
 
@@ -1198,6 +1220,7 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
        case LFUN_BRANCH_INSERT:
        case LFUN_BIBITEM_INSERT:
        case LFUN_ERT_INSERT:
+       case LFUN_LISTING_INSERT:
        case LFUN_FOOTNOTE_INSERT:
        case LFUN_MARGINALNOTE_INSERT:
        case LFUN_OPTIONAL_INSERT:
@@ -1242,7 +1265,7 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                        pars.push_back(Paragraph());
                        pars.back().setInsetOwner(pars[0].inInset());
                        pars.back().layout(tclass.defaultLayout());
-                       
+
                }
 
                // reposition the cursor to the caption
@@ -1333,8 +1356,15 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
        case LFUN_MATH_MATRIX:
        case LFUN_MATH_DELIM:
        case LFUN_MATH_BIGDELIM: {
+               if (cur.selection())
+                       cur.clearSelection();
+               // FIXME: instead of the above, this one
+               // should be used (but it asserts with Bidi enabled)
+               // cf. http://bugzilla.lyx.org/show_bug.cgi?id=4055
+               // cap::replaceSelection(cur);
                cur.insert(new InsetMathHull(hullSimple));
-               cur.dispatch(FuncRequest(LFUN_CHAR_FORWARD));
+               checkAndActivateInset(cur, true);
+               BOOST_ASSERT(cur.inMathed());
                cur.dispatch(cmd);
                break;
        }
@@ -1408,7 +1438,6 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                Font font(Font::ALL_IGNORE);
                font.setLanguage(lang);
                toggleAndShow(cur, this, font);
-               bv->switchKeyMap();
                break;
        }
 
@@ -1433,21 +1462,14 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
 
        case LFUN_FINISHED_LEFT:
                LYXERR(Debug::DEBUG) << "handle LFUN_FINISHED_LEFT:\n" << cur << endl;
+               if (reverseDirectionNeeded(cur))
+                       ++cur.pos();
                break;
 
        case LFUN_FINISHED_RIGHT:
                LYXERR(Debug::DEBUG) << "handle LFUN_FINISHED_RIGHT:\n" << cur << endl;
-               ++cur.pos();
-               break;
-
-       case LFUN_FINISHED_UP:
-               LYXERR(Debug::DEBUG) << "handle LFUN_FINISHED_UP:\n" << cur << endl;
-               cursorUp(cur);
-               break;
-
-       case LFUN_FINISHED_DOWN:
-               LYXERR(Debug::DEBUG) << "handle LFUN_FINISHED_DOWN:\n" << cur << endl;
-               cursorDown(cur);
+               if (!reverseDirectionNeeded(cur))
+                       ++cur.pos();
                break;
 
        case LFUN_LAYOUT_PARAGRAPH: {
@@ -1490,16 +1512,15 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                theLyXFunc().handleKeyFunc(cmd.action);
                if (!cmd.argument().empty())
                        // FIXME: Are all these characters encoded in one byte in utf8?
-                       bv->getIntl().getTransManager()
-                               .translateAndInsert(cmd.argument()[0], this, cur);
+                       bv->translateAndInsert(cmd.argument()[0], this, cur);
                break;
 
        case LFUN_FLOAT_LIST: {
                TextClass const & tclass = bv->buffer()->params().getTextClass();
                if (tclass.floats().typeExist(to_utf8(cmd.argument()))) {
-                       // not quite sure if we want this...
                        recordUndo(cur);
-                       cur.clearSelection();
+                       if (cur.selection())
+                               cutSelection(cur, true, false);
                        breakParagraph(cur);
 
                        if (cur.lastpos() != 0) {
@@ -1508,7 +1529,8 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                        }
 
                        setLayout(cur, tclass.defaultLayoutName());
-                       setParagraph(cur, Spacing(), LYX_ALIGN_LAYOUT, docstring(), 0);
+                       ParagraphParameters p;
+                       setParagraphs(cur, p);
                        insertInset(cur, new InsetFloatList(to_utf8(cmd.argument())));
                        cur.posRight();
                } else {
@@ -1546,17 +1568,21 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
        case LFUN_PARAGRAPH_PARAMS_APPLY: {
                // Given data, an encoding of the ParagraphParameters
                // generated in the Paragraph dialog, this function sets
-               // the current paragraph appropriately.
-               istringstream is(to_utf8(cmd.argument()));
-               Lexer lex(0, 0);
-               lex.setStream(is);
-               ParagraphParameters params;
-               params.read(lex);
-               setParagraph(cur,
-                            params.spacing(),
-                            params.align(),
-                            params.labelWidthString(),
-                            params.noindent());
+               // the current paragraph, or currently selected paragraphs,
+               // appropriately. 
+               // NOTE: This function overrides all existing settings.
+               setParagraphs(cur, cmd.argument());
+               cur.message(_("Paragraph layout set"));
+               break;
+       }
+       
+       case LFUN_PARAGRAPH_PARAMS: {
+               // Given data, an encoding of the ParagraphParameters as we'd
+               // find them in a LyX file, this function modifies the current paragraph, 
+               // or currently selected paragraphs. 
+               // NOTE: This function only modifies, and does not override, existing
+               // settings.
+               setParagraphs(cur, cmd.argument(), true);
                cur.message(_("Paragraph layout set"));
                break;
        }
@@ -1564,7 +1590,6 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
        case LFUN_ESCAPE:
                if (cur.selection()) {
                        cur.selection() = false;
-                       saveSelection(cur);
                } else {
                        cur.undispatched();
                        cmd = FuncRequest(LFUN_FINISHED_RIGHT);
@@ -1596,7 +1621,7 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
        // update flag treatment.
        if (singleParUpdate) {
                // Inserting characters does not change par height
-               ParagraphMetrics const & pms 
+               ParagraphMetrics const & pms
                        = cur.bv().parMetrics(cur.bottom().text(), cur.bottom().pit());
                if (pms.dim().height()
                    == olddim.height()) {
@@ -1618,7 +1643,7 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                //
                //if (cur.result().update() != Update::FitCursor)
                //      cur.noUpdate();
-               // 
+               //
                // But some LFUNs do not set Update::FitCursor when needed, so we
                // do it for all. This is not very harmfull as FitCursor will provoke
                // a full redraw only if needed but still, a proper review of all LFUN
@@ -1653,7 +1678,8 @@ bool Text::getStatus(Cursor & cur, FuncRequest const & cmd,
                return true;
 
        case LFUN_BIBITEM_INSERT:
-               enable = (cur.paragraph().layout()->labeltype == LABEL_BIBLIO);
+               enable = (cur.paragraph().layout()->labeltype == LABEL_BIBLIO
+                         && cur.pos() == 0);
                break;
 
        case LFUN_DIALOG_SHOW_NEW_INSET:
@@ -1695,11 +1721,16 @@ bool Text::getStatus(Cursor & cur, FuncRequest const & cmd,
                        code = Inset::VSPACE_CODE;
                else if (cmd.argument() == "wrap")
                        code = Inset::WRAP_CODE;
+               else if (cmd.argument() == "listings")
+                       code = Inset::LISTINGS_CODE;
                break;
 
        case LFUN_ERT_INSERT:
                code = Inset::ERT_CODE;
                break;
+       case LFUN_LISTING_INSERT:
+           code = Inset::LISTINGS_CODE;
+               break;
        case LFUN_FOOTNOTE_INSERT:
                code = Inset::FOOT_CODE;
                break;
@@ -1939,6 +1970,7 @@ bool Text::getStatus(Cursor & cur, FuncRequest const & cmd,
        case LFUN_MATH_MATRIX:
        case LFUN_MATH_DELIM:
        case LFUN_MATH_BIGDELIM:
+       case LFUN_MATH_INSERT:
        case LFUN_MATH_SUBSCRIPT:
        case LFUN_MATH_SUPERSCRIPT:
        case LFUN_FONT_DEFAULT:
@@ -1968,6 +2000,7 @@ bool Text::getStatus(Cursor & cur, FuncRequest const & cmd,
        case LFUN_ACCENT_OGONEK:
        case LFUN_THESAURUS_ENTRY:
        case LFUN_PARAGRAPH_PARAMS_APPLY:
+       case LFUN_PARAGRAPH_PARAMS:
        case LFUN_ESCAPE:
        case LFUN_BUFFER_END:
        case LFUN_BUFFER_BEGIN: