]> git.lyx.org Git - lyx.git/blobdiff - src/text3.C
* GuiView.C (updateTab): do not update early if current tab has
[lyx.git] / src / text3.C
index b50a4253ecb6e73bf33db4cf6a1ad0c46a0b1064..85cf5515d6225daac73e3a421b871ca8878b84d6 100644 (file)
@@ -24,6 +24,7 @@
 #include "buffer_funcs.h"
 #include "bufferparams.h"
 #include "BufferView.h"
+#include "bufferview_funcs.h"
 #include "cursor.h"
 #include "coordcache.h"
 #include "CutAndPaste.h"
@@ -47,9 +48,6 @@
 #include "vspace.h"
 #include "pariterator.h"
 
-#include "frontends/Dialogs.h"
-#include "frontends/Gui.h"
-#include "frontends/LyXView.h"
 #include "frontends/Clipboard.h"
 #include "frontends/Selection.h"
 
 #include "support/convert.h"
 #include "support/lyxtime.h"
 
-#include "mathed/math_hullinset.h"
-#include "mathed/math_macrotemplate.h"
+#include "mathed/InsetMathHull.h"
+#include "mathed/MathMacroTemplate.h"
 
 #include <boost/current_function.hpp>
 
 #include <clocale>
 #include <sstream>
 
-using lyx::char_type;
-using lyx::docstring;
-using lyx::pos_type;
 
-using lyx::cap::copySelection;
-using lyx::cap::cutSelection;
-using lyx::cap::pasteSelection;
-using lyx::cap::replaceSelection;
+namespace lyx {
 
-using lyx::support::isStrUnsignedInt;
-using lyx::support::token;
+using cap::copySelection;
+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;
@@ -124,8 +123,7 @@ namespace {
        {
                if (selecting || cur.mark())
                        cur.setSelection();
-               if (!cur.selection())
-                       cur.bv().owner()->gui().selection().haveSelection(false);
+               saveSelection(cur);
                cur.bv().switchKeyMap();
        }
 
@@ -140,15 +138,16 @@ namespace {
        void mathDispatch(LCursor & cur, FuncRequest const & cmd, bool display)
        {
                recordUndo(cur);
-               string sel = lyx::to_utf8(cur.selectionAsString(false));
-               //lyxerr << "selection is: '" << sel << "'" << endl;
+               docstring sel = cur.selectionAsString(false);
 
                // It may happen that sel is empty but there is a selection
                replaceSelection(cur);
 
                if (sel.empty()) {
+#ifdef ENABLE_ASSERTIONS
                        const int old_pos = cur.pos();
-                       cur.insert(new MathHullInset(hullSimple));
+#endif
+                       cur.insert(new InsetMathHull(hullSimple));
                        BOOST_ASSERT(old_pos == cur.pos());
                        cur.nextInset()->edit(cur, true);
                        // don't do that also for LFUN_MATH_MODE
@@ -166,11 +165,11 @@ namespace {
                        // create a macro if we see "\\newcommand"
                        // somewhere, and an ordinary formula
                        // otherwise
-                       istringstream is(sel);
-                       if (sel.find("\\newcommand") == string::npos
-                           && sel.find("\\def") == string::npos)
+                       if (sel.find(from_ascii("\\newcommand")) == string::npos
+                           && sel.find(from_ascii("\\def")) == string::npos)
                        {
-                               MathHullInset * formula = new MathHullInset;
+                               InsetMathHull * formula = new InsetMathHull;
+                               istringstream is(to_utf8(sel));
                                LyXLex lex(0, 0);
                                lex.setStream(is);
                                formula->read(cur.buffer(), lex);
@@ -179,10 +178,11 @@ namespace {
                                        // delimiters are left out
                                        formula->mutate(hullSimple);
                                cur.insert(formula);
-                       } else
-                               cur.insert(new MathMacroTemplate(is));
+                       } else {
+                               cur.insert(new MathMacroTemplate(sel));
+                       }
                }
-               cur.message(N_("Math editor mode"));
+               cur.message(from_utf8(N_("Math editor mode")));
        }
 
 } // namespace anon
@@ -201,48 +201,42 @@ string const freefont2string()
 
 }
 
-bool LyXText::cursorPrevious(LCursor & cur)
+void LyXText::cursorPrevious(LCursor & cur)
 {
        pos_type cpos = cur.pos();
-       lyx::pit_type cpar = cur.pit();
+       pit_type cpar = cur.pit();
 
        int x = cur.x_target();
+       setCursorFromCoordinates(cur, x, 0);
+       cur.dispatch(FuncRequest(cur.selection()? LFUN_UP_SELECT: LFUN_UP));
 
-       bool updated = setCursorFromCoordinates(cur, x, 0);
-       if (updated)
-               cur.bv().update();
-       updated |= cursorUp(cur);
-
-       if (cpar == cur.pit() && cpos == cur.pos()) {
+       if (cpar == cur.pit() && cpos == cur.pos())
                // we have a row which is taller than the workarea. The
                // simplest solution is to move to the previous row instead.
-               updated |= cursorUp(cur);
-       }
+               cur.dispatch(FuncRequest(cur.selection()? LFUN_UP_SELECT: LFUN_UP));
 
        finishUndo();
-       return updated;
+       cur.updateFlags(Update::Force | Update::FitCursor);
 }
 
 
-bool LyXText::cursorNext(LCursor & cur)
+void LyXText::cursorNext(LCursor & cur)
 {
        pos_type cpos = cur.pos();
-       lyx::pit_type cpar = cur.pit();
+       pit_type cpar = cur.pit();
 
        int x = cur.x_target();
-       bool updated = setCursorFromCoordinates(cur, x, cur.bv().workHeight() - 1);
-       if (updated)
-               cur.bv().update();
-       updated |= cursorDown(cur);
+       setCursorFromCoordinates(cur, x, cur.bv().workHeight() - 1);
+       cur.dispatch(FuncRequest(cur.selection()? LFUN_DOWN_SELECT: LFUN_DOWN));
 
-       if (cpar == cur.pit() && cpos == cur.pos()) {
+       if (cpar == cur.pit() && cpos == cur.pos())
                // we have a row which is taller than the workarea. The
                // simplest solution is to move to the next row instead.
-               updated |= cursorDown(cur);
-       }
+               cur.dispatch(
+                       FuncRequest(cur.selection()? LFUN_DOWN_SELECT: LFUN_DOWN));
 
        finishUndo();
-       return updated;
+       cur.updateFlags(Update::Force | Update::FitCursor);
 }
 
 
@@ -250,7 +244,7 @@ namespace {
 
 void specialChar(LCursor & cur, InsetSpecialChar::Kind kind)
 {
-       lyx::cap::replaceSelection(cur);
+       cap::replaceSelection(cur);
        cur.insert(new InsetSpecialChar(kind));
        cur.posRight();
 }
@@ -266,7 +260,7 @@ bool doInsertInset(LCursor & cur, LyXText * text,
        recordUndo(cur);
        bool gotsel = false;
        if (cur.selection()) {
-               cur.bv().owner()->dispatch(FuncRequest(LFUN_CUT));
+               lyx::dispatch(FuncRequest(LFUN_CUT));
                gotsel = true;
        }
        text->insertInset(cur, inset);
@@ -274,20 +268,19 @@ bool doInsertInset(LCursor & cur, LyXText * text,
        if (edit)
                inset->edit(cur, true);
 
-       if (gotsel && pastesel)
-               cur.bv().owner()->dispatch(FuncRequest(LFUN_PASTE));
+       if (gotsel && pastesel) {
+               lyx::dispatch(FuncRequest(LFUN_PASTE, "0"));
+               // reset first par to default
+               if (cur.lastpit() != 0 || cur.lastpos() != 0) {
+                       LyXLayout_ptr const layout =
+                               cur.buffer().params().getLyXTextClass().defaultLayout();
+                       cur.text()->paragraphs().begin()->layout(layout);
+               }
+       }
        return true;
 }
 
 
-void update(LCursor & cur)
-{
-       //we don't call update(true, false) directly to save a metrics call
-       if (cur.bv().fitCursor())
-               cur.bv().update(Update::Force);
-}
-
-
 } // anon namespace
 
 
@@ -299,9 +292,9 @@ void LyXText::number(LCursor & cur)
 }
 
 
-bool LyXText::isRTL(Paragraph const & par) const
+bool LyXText::isRTL(Buffer const & buffer, Paragraph const & par) const
 {
-       return par.isRightToLeftPar(bv()->buffer()->params());
+       return par.isRightToLeftPar(buffer.params());
 }
 
 
@@ -309,6 +302,11 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
 {
        lyxerr[Debug::ACTION] << "LyXText::dispatch: cmd: " << cmd << endl;
 
+       // FIXME: We use the update flag to indicates wether a singlePar or a
+       // full screen update is needed. We reset it here but shall we restore it
+       // at the end?
+       cur.noUpdate();
+
        BOOST_ASSERT(cur.text() == this);
        BufferView * bv = &cur.bv();
        CursorSlice oldTopSlice = cur.top();
@@ -322,13 +320,15 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
        bool needsUpdate = !(lyxaction.funcHasFlag(cmd.action,
                LyXAction::NoUpdate) || singleParUpdate);
        // Remember the old paragraph metric (_outer_ paragraph!)
-       Dimension olddim = cur.bottom().paragraph().dim();
+       ParagraphMetrics const & pm = cur.bv().parMetrics(
+               cur.bottom().text(), cur.bottom().pit());
+       Dimension olddim = pm.dim();
 
        switch (cmd.action) {
 
        case LFUN_PARAGRAPH_MOVE_DOWN: {
                pit_type const pit = cur.pit();
-               recUndo(pit, pit + 1);
+               recUndo(cur, pit, pit + 1);
                finishUndo();
                std::swap(pars_[pit], pars_[pit + 1]);
 
@@ -343,7 +343,7 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
 
        case LFUN_PARAGRAPH_MOVE_UP: {
                pit_type const pit = cur.pit();
-               recUndo(pit - 1, pit);
+               recUndo(cur, pit - 1, pit);
                finishUndo();
                std::swap(pars_[pit], pars_[pit - 1]);
 
@@ -367,7 +367,7 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
                // ensure that we have only one start_of_appendix in this document
                for (pit_type tmp = 0, end = pars_.size(); tmp != end; ++tmp) {
                        if (pars_[tmp].params().startOfAppendix()) {
-                               recUndo(tmp);
+                               recUndo(cur, tmp);
                                pars_[tmp].params().startOfAppendix(false);
                                break;
                        }
@@ -401,9 +401,9 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
 
        case LFUN_BUFFER_BEGIN:
        case LFUN_BUFFER_BEGIN_SELECT:
-               cur.selHandle(cmd.action == LFUN_BUFFER_BEGIN_SELECT);
+               needsUpdate |= cur.selHandle(cmd.action == LFUN_BUFFER_BEGIN_SELECT);
                if (cur.depth() == 1) {
-                       needsUpdate = cursorTop(cur);
+                       needsUpdate |= cursorTop(cur);
                } else {
                        cur.undispatched();
                }
@@ -411,9 +411,9 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
 
        case LFUN_BUFFER_END:
        case LFUN_BUFFER_END_SELECT:
-               cur.selHandle(cmd.action == LFUN_BUFFER_END_SELECT);
+               needsUpdate |= cur.selHandle(cmd.action == LFUN_BUFFER_END_SELECT);
                if (cur.depth() == 1) {
-                       needsUpdate = cursorBottom(cur);
+                       needsUpdate |= cursorBottom(cur);
                } else {
                        cur.undispatched();
                }
@@ -423,134 +423,152 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
        case LFUN_CHAR_FORWARD_SELECT:
                //lyxerr << BOOST_CURRENT_FUNCTION
                //       << " LFUN_CHAR_FORWARD[SEL]:\n" << cur << endl;
-               cur.selHandle(cmd.action == LFUN_CHAR_FORWARD_SELECT);
-               if (isRTL(cur.paragraph()))
-                       needsUpdate = cursorLeft(cur);
+               needsUpdate |= cur.selHandle(cmd.action == LFUN_CHAR_FORWARD_SELECT);
+               if (isRTL(*cur.bv().buffer(), cur.paragraph()))
+                       needsUpdate |= cursorLeft(cur);
                else
-                       needsUpdate = cursorRight(cur);
+                       needsUpdate |= cursorRight(cur);
 
                if (!needsUpdate && oldTopSlice == cur.top()
                                && cur.boundary() == oldBoundary) {
                        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;
-               cur.selHandle(cmd.action == LFUN_CHAR_BACKWARD_SELECT);
-               if (isRTL(cur.paragraph()))
-                       needsUpdate = cursorRight(cur);
+               needsUpdate |= cur.selHandle(cmd.action == LFUN_CHAR_BACKWARD_SELECT);
+               if (isRTL(*cur.bv().buffer(), cur.paragraph()))
+                       needsUpdate |= cursorRight(cur);
                else
-                       needsUpdate = cursorLeft(cur);
+                       needsUpdate |= cursorLeft(cur);
 
                if (!needsUpdate && oldTopSlice == cur.top()
                        && cur.boundary() == oldBoundary) {
                        cur.undispatched();
                        cmd = FuncRequest(LFUN_FINISHED_LEFT);
                }
+               if (cur.selection())
+                       saveSelection(cur);
                break;
 
        case LFUN_UP:
        case LFUN_UP_SELECT:
-               update(cur);
                //lyxerr << "handle LFUN_UP[SEL]:\n" << cur << endl;
-               cur.selHandle(cmd.action == LFUN_UP_SELECT);
+               needsUpdate |= cur.selHandle(cmd.action == LFUN_UP_SELECT);
+
+               needsUpdate |= cursorUp(cur);
 
-               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:
-               update(cur);
                //lyxerr << "handle LFUN_DOWN[SEL]:\n" << cur << endl;
-               cur.selHandle(cmd.action == LFUN_DOWN_SELECT);
-               needsUpdate = cursorDown(cur);
+               needsUpdate |= cur.selHandle(cmd.action == LFUN_DOWN_SELECT);
+               needsUpdate |= cursorDown(cur);
+
                if (!needsUpdate && oldTopSlice == cur.top() &&
                    cur.boundary() == oldBoundary)
                {
                        cur.undispatched();
                        cmd = FuncRequest(LFUN_FINISHED_DOWN);
                }
+               if (cur.selection())
+                       saveSelection(cur);
                break;
 
        case LFUN_PARAGRAPH_UP:
        case LFUN_PARAGRAPH_UP_SELECT:
-               cur.selHandle(cmd.action == LFUN_PARAGRAPH_UP_SELECT);
-               needsUpdate = cursorUpParagraph(cur);
+               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:
-               cur.selHandle(cmd.action == LFUN_PARAGRAPH_DOWN_SELECT);
-               needsUpdate = cursorDownParagraph(cur);
+               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:
-               update(cur);
-               cur.selHandle(cmd.action == LFUN_SCREEN_UP_SELECT);
+               needsUpdate |= cur.selHandle(cmd.action == LFUN_SCREEN_UP_SELECT);
                if (cur.pit() == 0 && cur.textRow().pos() == 0) {
                        cur.undispatched();
                        cmd = FuncRequest(LFUN_FINISHED_UP);
                } else {
-                       needsUpdate = cursorPrevious(cur);
+                       cursorPrevious(cur);
                }
+               if (cur.selection())
+                       saveSelection(cur);
                break;
 
        case LFUN_SCREEN_DOWN:
        case LFUN_SCREEN_DOWN_SELECT:
-               update(cur);
-               cur.selHandle(cmd.action == LFUN_SCREEN_DOWN_SELECT);
+               needsUpdate |= cur.selHandle(cmd.action == LFUN_SCREEN_DOWN_SELECT);
                if (cur.pit() == cur.lastpit()
                          && cur.textRow().endpos() == cur.lastpos()) {
                        cur.undispatched();
                        cmd = FuncRequest(LFUN_FINISHED_DOWN);
                } else {
-                       needsUpdate = cursorNext(cur);
+                       cursorNext(cur);
                }
+               if (cur.selection())
+                       saveSelection(cur);
                break;
 
        case LFUN_LINE_BEGIN:
        case LFUN_LINE_BEGIN_SELECT:
-               update(cur);
-               cur.selHandle(cmd.action == LFUN_LINE_BEGIN_SELECT);
-               needsUpdate = cursorHome(cur);
+               needsUpdate |= cur.selHandle(cmd.action == LFUN_LINE_BEGIN_SELECT);
+               needsUpdate |= cursorHome(cur);
                break;
 
        case LFUN_LINE_END:
        case LFUN_LINE_END_SELECT:
-               update(cur);
-               cur.selHandle(cmd.action == LFUN_LINE_END_SELECT);
-               needsUpdate = cursorEnd(cur);
+               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:
-               cur.selHandle(cmd.action == LFUN_WORD_FORWARD_SELECT);
-               if (isRTL(cur.paragraph()))
-                       needsUpdate = cursorLeftOneWord(cur);
+               needsUpdate |= cur.selHandle(cmd.action == LFUN_WORD_FORWARD_SELECT);
+               if (isRTL(*cur.bv().buffer(), cur.paragraph()))
+                       needsUpdate |= cursorLeftOneWord(cur);
                else
-                       needsUpdate = cursorRightOneWord(cur);
+                       needsUpdate |= cursorRightOneWord(cur);
+               if (cur.selection())
+                       saveSelection(cur);
                break;
 
        case LFUN_WORD_BACKWARD:
        case LFUN_WORD_BACKWARD_SELECT:
-               cur.selHandle(cmd.action == LFUN_WORD_BACKWARD_SELECT);
-               if (isRTL(cur.paragraph()))
-                       needsUpdate = cursorRightOneWord(cur);
+               needsUpdate |= cur.selHandle(cmd.action == LFUN_WORD_BACKWARD_SELECT);
+               if (isRTL(*cur.bv().buffer(), cur.paragraph()))
+                       needsUpdate |= cursorRightOneWord(cur);
                else
-                       needsUpdate = cursorLeftOneWord(cur);
+                       needsUpdate |= cursorLeftOneWord(cur);
+               if (cur.selection())
+                       saveSelection(cur);
                break;
 
        case LFUN_WORD_SELECT: {
-               selectWord(cur, lyx::WHOLE_WORD);
+               selectWord(cur, WHOLE_WORD);
                finishChange(cur, true);
                break;
        }
@@ -558,7 +576,9 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
        case LFUN_BREAK_LINE: {
                // Not allowed by LaTeX (labels or empty par)
                if (cur.pos() > cur.paragraph().beginOfBody()) {
-                       lyx::cap::replaceSelection(cur);
+                       if (!cur.selection())
+                               recordUndo(cur);
+                       cap::replaceSelection(cur);
                        cur.insert(new InsetNewline);
                        cur.posRight();
                        moveCursor(cur, false);
@@ -571,7 +591,7 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
                        if (cur.pos() == cur.paragraph().size())
                                // Par boundary, force full-screen update
                                singleParUpdate = false;
-                       needsUpdate = erase(cur);
+                       needsUpdate |= erase(cur);
                        cur.resetAnchor();
                        // It is possible to make it a lot faster still
                        // just comment out the line below...
@@ -599,11 +619,11 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
 
        case LFUN_CHAR_DELETE_BACKWARD:
                if (!cur.selection()) {
-                       if (bv->owner()->getIntl().getTransManager().backspace()) {
+                       if (bv->getIntl().getTransManager().backspace()) {
                                // Par boundary, full-screen update
                                if (cur.pos() == 0)
                                        singleParUpdate = false;
-                               needsUpdate = backspace(cur);
+                               needsUpdate |= backspace(cur);
                                cur.resetAnchor();
                                // It is possible to make it a lot faster still
                                // just comment out the line below...
@@ -630,14 +650,14 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
                break;
 
        case LFUN_BREAK_PARAGRAPH:
-               lyx::cap::replaceSelection(cur);
+               cap::replaceSelection(cur);
                breakParagraph(cur, 0);
                cur.resetAnchor();
                bv->switchKeyMap();
                break;
 
        case LFUN_BREAK_PARAGRAPH_KEEP_LAYOUT:
-               lyx::cap::replaceSelection(cur);
+               cap::replaceSelection(cur);
                breakParagraph(cur, 1);
                cur.resetAnchor();
                bv->switchKeyMap();
@@ -646,9 +666,9 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
        case LFUN_BREAK_PARAGRAPH_SKIP: {
                // When at the beginning of a paragraph, remove
                // indentation.  Otherwise, do the same as LFUN_BREAK_PARAGRAPH.
-               lyx::cap::replaceSelection(cur);
+               cap::replaceSelection(cur);
                if (cur.pos() == 0)
-                       cur.paragraph().params().labelWidthString(string());
+                       cur.paragraph().params().labelWidthString(docstring());
                else
                        breakParagraph(cur, 0);
                cur.resetAnchor();
@@ -663,7 +683,7 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
                if (cur_spacing == Spacing::Other)
                        cur_value = par.params().spacing().getValueAsString();
 
-               istringstream is(lyx::to_utf8(cmd.argument()));
+               istringstream is(to_utf8(cmd.argument()));
                string tmp;
                is >> tmp;
                Spacing::Space new_spacing = cur_spacing;
@@ -687,8 +707,8 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
                } else if (tmp == "default") {
                        new_spacing = Spacing::Default;
                } else {
-                       lyxerr << lyx::to_utf8(_("Unknown spacing argument: "))
-                              << lyx::to_utf8(cmd.argument()) << endl;
+                       lyxerr << to_utf8(_("Unknown spacing argument: "))
+                              << to_utf8(cmd.argument()) << endl;
                }
                if (cur_spacing != new_spacing || cur_value != new_value)
                        par.params().spacing(Spacing(new_spacing, new_value));
@@ -699,6 +719,28 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
                recordUndo(cur);
                InsetBase * inset = createInset(bv, cmd);
                if (inset) {
+                       // 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 
+                       // 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.
+                       // I'll let the code here for reference as it could be used for some
+                       // other feature like "automatic labelling".
+                       /*
+                       Paragraph & par = pars_[cur.pit()];
+                       if (inset->lyxCode() == InsetBase::LABEL_CODE
+                               && par.layout()->labeltype == LABEL_COUNTER) {
+                               // Go to the end of the paragraph
+                               // Warning: Because of Change-Tracking, the last
+                               // position is 'size()' and not 'size()-1':
+                               cur.pos() = par.size();
+                               // Insert a new paragraph
+                               FuncRequest fr(LFUN_BREAK_PARAGRAPH);
+                               dispatch(cur, fr);
+                       }
+                       */
                        insertInset(cur, inset);
                        cur.posRight();
                }
@@ -706,7 +748,7 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
        }
 
        case LFUN_INSET_DISSOLVE:
-               needsUpdate = dissolveInset(cur);
+               needsUpdate |= dissolveInset(cur);
                break;
 
        case LFUN_INSET_SETTINGS:
@@ -756,18 +798,21 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
                break;
 
        case LFUN_CHARS_TRANSPOSE:
-               recordUndo(cur);
+               charsTranspose(cur);
                break;
 
        case LFUN_PASTE:
-               cur.message(lyx::to_utf8(_("Paste")));
-               lyx::cap::replaceSelection(cur);
-               if (isStrUnsignedInt(lyx::to_utf8(cmd.argument())))
-                       pasteSelection(cur, bv->buffer()->errorList("Paste"),
-                       convert<unsigned int>(lyx::to_utf8(cmd.argument())));
-               else
-                       pasteSelection(cur, bv->buffer()->errorList("Paste"),
-                       0);
+               cur.message(_("Paste"));
+               cap::replaceSelection(cur);
+               if (cmd.argument().empty() && !theClipboard().isInternal())
+                       pasteClipboard(cur, bv->buffer()->errorList("Paste"));
+               else {
+                       string const arg(to_utf8(cmd.argument()));
+                       pasteFromStack(cur, bv->buffer()->errorList("Paste"),
+                                       isStrUnsignedInt(arg) ?
+                                               convert<unsigned int>(arg) :
+                                               0);
+               }
                bv->buffer()->errors("Paste");
                cur.clearSelection(); // bug 393
                bv->switchKeyMap();
@@ -776,27 +821,28 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
 
        case LFUN_CUT:
                cutSelection(cur, true, true);
-               cur.message(lyx::to_utf8(_("Cut")));
+               cur.message(_("Cut"));
                break;
 
        case LFUN_COPY:
                copySelection(cur);
-               cur.message(lyx::to_utf8(_("Copy")));
+               cur.message(_("Copy"));
                break;
 
        case LFUN_SERVER_GET_XY:
-               cur.message(convert<string>(cursorX(cur.top(), cur.boundary())) + ' '
-                         + convert<string>(cursorY(cur.top(), cur.boundary())));
+               cur.message(from_utf8(
+                       convert<string>(cursorX(cur.bv(), cur.top(), cur.boundary()))
+                       + ' ' + convert<string>(cursorY(cur.bv(), cur.top(), cur.boundary()))));
                break;
 
        case LFUN_SERVER_SET_XY: {
                int x = 0;
                int y = 0;
-               istringstream is(lyx::to_utf8(cmd.argument()));
+               istringstream is(to_utf8(cmd.argument()));
                is >> x >> y;
                if (!is)
                        lyxerr << "SETXY: Could not parse coordinates in '"
-                              << lyx::to_utf8(cmd.argument()) << std::endl;
+                              << to_utf8(cmd.argument()) << std::endl;
                else
                        setCursorFromCoordinates(cur, x, y);
                break;
@@ -804,36 +850,27 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
 
        case LFUN_SERVER_GET_FONT:
                if (current_font.shape() == LyXFont::ITALIC_SHAPE)
-                       cur.message("E");
+                       cur.message(from_ascii("E"));
                else if (current_font.shape() == LyXFont::SMALLCAPS_SHAPE)
-                       cur.message("N");
+                       cur.message(from_ascii("N"));
                else
-                       cur.message("0");
+                       cur.message(from_ascii("0"));
                break;
 
        case LFUN_SERVER_GET_LAYOUT:
-               cur.message(cur.paragraph().layout()->name());
+               cur.message(from_utf8(cur.paragraph().layout()->name()));
                break;
 
        case LFUN_LAYOUT: {
-               lyxerr[Debug::INFO] << "LFUN_LAYOUT: (arg) "
-                 << lyx::to_utf8(cmd.argument()) << endl;
-
-               // This is not the good solution to the empty argument
-               // problem, but it will hopefully suffice for 1.2.0.
-               // The correct solution would be to augument the
-               // function list/array with information about what
-               // functions needs arguments and their type.
-               if (cmd.argument().empty()) {
-                       cur.errorMessage(lyx::to_utf8(_("LyX function 'layout' needs an argument.")));
-                       break;
-               }
+               string layout = to_ascii(cmd.argument());
+               lyxerr[Debug::INFO] << "LFUN_LAYOUT: (arg) " << layout << endl;
 
                // Derive layout number from given argument (string)
                // and current buffer's textclass (number)
                LyXTextClass const & tclass = bv->buffer()->params().getLyXTextClass();
-               bool hasLayout = tclass.hasLayout(lyx::to_utf8(cmd.argument()));
-               string layout = lyx::to_utf8(cmd.argument());
+               if (layout.empty())
+                       layout = tclass.defaultLayoutName();
+               bool hasLayout = tclass.hasLayout(layout);
 
                // If the entry is obsolete, use the new one instead.
                if (hasLayout) {
@@ -843,8 +880,8 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
                }
 
                if (!hasLayout) {
-                       cur.errorMessage(string(N_("Layout ")) + lyx::to_utf8(cmd.argument()) +
-                               N_(" not known"));
+                       cur.errorMessage(from_utf8(N_("Layout ")) + cmd.argument() +
+                               from_utf8(N_(" not known")));
                        break;
                }
 
@@ -867,43 +904,45 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
                if (change_layout) {
                        current_layout = layout;
                        setLayout(cur, layout);
-                       bv->owner()->setLayout(layout);
+                       // inform the GUI that the layout has changed.
+                       bv->layoutChanged(layout);
                        bv->switchKeyMap();
                }
                break;
        }
 
-       case LFUN_CLIPBOARD_PASTE: {
+       case LFUN_CLIPBOARD_PASTE:
                cur.clearSelection();
-               docstring const clip = bv->owner()->gui().clipboard().get();
-               if (!clip.empty()) {
-                       recordUndo(cur);
-                       if (cmd.argument() == "paragraph")
-                               insertStringAsParagraphs(cur, clip);
-                       else
-                               insertStringAsLines(cur, clip);
-               }
+               pasteClipboard(cur, bv->buffer()->errorList("Paste"),
+                              cmd.argument() == "paragraph");
+               bv->buffer()->errors("Paste");
                break;
-       }
 
-       case LFUN_PRIMARY_SELECTION_PASTE: {
-               cur.clearSelection();
-               docstring const clip = bv->owner()->gui().selection().get();
-               if (!clip.empty()) {
-                       recordUndo(cur);
-                       if (cmd.argument() == "paragraph")
-                               insertStringAsParagraphs(cur, clip);
-                       else
-                               insertStringAsLines(cur, clip);
+       case LFUN_PRIMARY_SELECTION_PASTE:
+               pasteString(cur, theSelection().get(),
+                           cmd.argument() == "paragraph");
+               break;
+
+       case LFUN_UNICODE_INSERT: {
+               if (cmd.argument().empty())
+                       break;
+               docstring hexstring = cmd.argument();
+               if (lyx::support::isHex(hexstring)) {
+                       char_type c = lyx::support::hexToInt(hexstring);
+                       if (c > 32 && c < 0x10ffff) {
+                               lyxerr << "Inserting c: " << c << endl;
+                               docstring s = docstring(1, c);
+                               lyx::dispatch(FuncRequest(LFUN_SELF_INSERT, s));
+                       }
                }
                break;
        }
-
+               
        case LFUN_QUOTE_INSERT: {
-               lyx::cap::replaceSelection(cur);
+               cap::replaceSelection(cur);
                Paragraph & par = cur.paragraph();
-               lyx::pos_type pos = cur.pos();
-               lyx::char_type c;
+               pos_type pos = cur.pos();
+               char_type c;
                if (pos == 0)
                        c = ' ';
                else if (cur.prevInset() && cur.prevInset()->isSpace())
@@ -916,7 +955,7 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
                BufferParams const & bufparams = bv->buffer()->params();
                if (!style->pass_thru
                    && par.getFontSettings(bufparams, pos).language()->lang() != "hebrew") {
-                       string arg = lyx::to_utf8(cmd.argument());
+                       string arg = to_utf8(cmd.argument());
                        if (arg == "single")
                                cur.insert(new InsetQuotes(c,
                                    bufparams.quotes_language,
@@ -928,17 +967,17 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
                        cur.posRight();
                }
                else
-                       bv->owner()->dispatch(FuncRequest(LFUN_SELF_INSERT, "\""));
+                       lyx::dispatch(FuncRequest(LFUN_SELF_INSERT, "\""));
                break;
        }
 
        case LFUN_DATE_INSERT:
                if (cmd.argument().empty())
-                       bv->owner()->dispatch(FuncRequest(LFUN_SELF_INSERT,
-                               lyx::formatted_time(lyx::current_time())));
+                       lyx::dispatch(FuncRequest(LFUN_SELF_INSERT,
+                               formatted_time(current_time())));
                else
-                       bv->owner()->dispatch(FuncRequest(LFUN_SELF_INSERT,
-                               lyx::formatted_time(lyx::current_time(), lyx::to_utf8(cmd.argument()))));
+                       lyx::dispatch(FuncRequest(LFUN_SELF_INSERT,
+                               formatted_time(current_time(), to_utf8(cmd.argument()))));
                break;
 
        case LFUN_MOUSE_TRIPLE:
@@ -948,15 +987,14 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
                        cursorEnd(cur);
                        cur.setSelection();
                        bv->cursor() = cur;
-                       bv->owner()->gui().selection().haveSelection(cur.selection());
+                       saveSelection(cur);
                }
                break;
 
        case LFUN_MOUSE_DOUBLE:
                if (cmd.button() == mouse_button::button1) {
-                       selectWord(cur, lyx::WHOLE_WORD_STRICT);
+                       selectWord(cur, WHOLE_WORD_STRICT);
                        bv->cursor() = cur;
-                       bv->owner()->gui().selection().haveSelection(cur.selection());
                }
                break;
 
@@ -971,21 +1009,34 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
                // 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 && cur.selection()) {
-                       bv->owner()->dispatch(FuncRequest(LFUN_COPY));
+               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;
                }
 
-               bv->mouseSetCursor(cur);
+               // we have to update after dePM triggered
+               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)
-                               bv->owner()->dispatch(FuncRequest(LFUN_PASTE));
-                       else
-                               bv->owner()->dispatch(FuncRequest(LFUN_PRIMARY_SELECTION_PASTE, "paragraph"));
+                       if (paste_internally) {
+                               cap::pasteSelection(cur, bv->buffer()->errorList("Paste"));
+                               bv->buffer()->errors("Paste");
+                               cur.clearSelection(); // bug 393
+                               bv->switchKeyMap();
+                               finishUndo();
+                       } else
+                               lyx::dispatch(FuncRequest(LFUN_PRIMARY_SELECTION_PASTE, "paragraph"));
+               }
+
+               if (!update && cmd.button() == mouse_button::button1) {
+                       needsUpdate = false;
+                       cur.noUpdate();
                }
 
                break;
@@ -1007,15 +1058,15 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
                        setCursorFromCoordinates(cur, cmd.x, y);
                        cur.x_target() = cmd.x;
                        if (cmd.y >= wh)
-                               cursorDown(cur);
+                               lyx::dispatch(FuncRequest(LFUN_DOWN_SELECT));
                        else if (cmd.y < 0)
-                               cursorUp(cur);
+                               lyx::dispatch(FuncRequest(LFUN_UP_SELECT));
                        // This is to allow jumping over large insets
                        if (cur.top() == old) {
                                if (cmd.y >= wh)
-                                       cursorDown(cur);
+                                       lyx::dispatch(FuncRequest(LFUN_DOWN_SELECT));
                                else if (cmd.y < 0)
-                                       cursorUp(cur);
+                                       lyx::dispatch(FuncRequest(LFUN_UP_SELECT));
                        }
 
                        if (cur.top() == old)
@@ -1036,13 +1087,23 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
                if (cmd.button() == mouse_button::button2)
                        break;
 
-               // finish selection
-               if (cmd.button() == mouse_button::button1)
-                       bv->owner()->gui().selection().haveSelection(cur.selection());
+               if (cmd.button() == mouse_button::button1) {
+                       // if there is new selection, update persistent
+                       // selection, otherwise, single click does not
+                       // clear persistent selection buffer
+                       if (cur.selection()) {
+                               // finish selection
+                               // if double click, cur is moved to the end of word by selectWord
+                               // but bvcur is current mouse position
+                               LCursor & bvcur = cur.bv().cursor();
+                               bvcur.selection() = true;
+                               saveSelection(bvcur);
+                       }
+                       needsUpdate = false;
+                       cur.noUpdate();
+               }
 
                bv->switchKeyMap();
-               bv->owner()->updateMenubar();
-               bv->owner()->updateToolbars();
                break;
        }
 
@@ -1056,11 +1117,9 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
                // "auto_region_delete", which defaults to
                // true (on).
 
-               if (lyxrc.auto_region_delete) {
+               if (lyxrc.auto_region_delete)
                        if (cur.selection())
                                cutSelection(cur, false, false);
-                       bv->owner()->gui().selection().haveSelection(false);
-               }
 
                cur.clearSelection();
                LyXFont const old_font = real_current_font;
@@ -1069,7 +1128,7 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
                docstring::const_iterator end = cmd.argument().end();
                for (; cit != end; ++cit)
 #if 0
-                       bv->owner()->getIntl().getTransManager().
+                       bv->getIntl().getTransManager().
                                translateAndInsert(*cit, this);
 #else
                        insertChar(bv->cursor(), *cit);
@@ -1083,27 +1142,27 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
        case LFUN_URL_INSERT: {
                InsetCommandParams p("url");
                string const data = InsetCommandMailer::params2string("url", p);
-               bv->owner()->getDialogs().show("url", data, 0);
+               bv->showInsetDialog("url", data, 0);
                break;
        }
 
        case LFUN_HTML_INSERT: {
                InsetCommandParams p("htmlurl");
                string const data = InsetCommandMailer::params2string("url", p);
-               bv->owner()->getDialogs().show("url", data, 0);
+               bv->showInsetDialog("url", data, 0);
                break;
        }
 
        case LFUN_LABEL_INSERT: {
+               InsetCommandParams p("label");
                // Try to generate a valid label
-               string const contents = cmd.argument().empty() ?
-                       cur.getPossibleLabel() : lyx::to_utf8(cmd.argument());
-
-               InsetCommandParams p("label", contents);
+               p["name"] = (cmd.argument().empty()) ?
+                       cur.getPossibleLabel() :
+                       cmd.argument();
                string const data = InsetCommandMailer::params2string("label", p);
 
                if (cmd.argument().empty()) {
-                       bv->owner()->getDialogs().show("label", data, 0);
+                       bv->showInsetDialog("label", data, 0);
                } else {
                        FuncRequest fr(LFUN_INSET_INSERT, data);
                        dispatch(cur, fr);
@@ -1115,8 +1174,14 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
 #if 0
        case LFUN_LIST_INSERT:
        case LFUN_THEOREM_INSERT:
-       case LFUN_CAPTION_INSERT:
 #endif
+       case LFUN_CAPTION_INSERT:
+               // Open the inset, and move the current selection
+               // inside it.
+               doInsertInset(cur, this, cmd, true, true);
+               cur.posRight();
+               updateLabels(*bv->buffer());
+               break;
        case LFUN_NOTE_INSERT:
        case LFUN_CHARSTYLE_INSERT:
        case LFUN_BOX_INSERT:
@@ -1138,21 +1203,50 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
                if (doInsertInset(cur, this, cmd, false, true))
                        cur.posRight();
                else
-                       bv->owner()->getDialogs().show("tabularcreate");
+                       bv->showDialog("tabularcreate");
 
                break;
 
        case LFUN_FLOAT_INSERT:
        case LFUN_FLOAT_WIDE_INSERT:
-       case LFUN_WRAP_INSERT:
+       case LFUN_WRAP_INSERT: {
+               bool content = cur.selection();  // will some text be moved into the inset?
+
                doInsertInset(cur, this, cmd, true, true);
                cur.posRight();
-               // FIXME: the "Caption" name should not be hardcoded,
-               // but given by the float definition.
-               cur.dispatch(FuncRequest(LFUN_LAYOUT, "Caption"));
+               ParagraphList & pars = cur.text()->paragraphs();
+
+               LyXTextClass const & tclass = bv->buffer()->params().getLyXTextClass();
+
+               // add a separate paragraph for the caption inset
+               pars.push_back(Paragraph());
+               pars.back().setInsetOwner(pars[0].inInset());
+               pars.back().layout(tclass.defaultLayout());
+
+               int cap_pit = pars.size() - 1;
+
+               // if an empty inset was created, we create an additional empty
+               // paragraph at the bottom so that the user can choose where to put
+               // the graphics (or table).
+               if (!content) {
+                       pars.push_back(Paragraph());
+                       pars.back().setInsetOwner(pars[0].inInset());
+                       pars.back().layout(tclass.defaultLayout());
+                       
+               }
+
+               // reposition the cursor to the caption
+               cur.pit() = cap_pit;
+               cur.pos() = 0;
+               cur.dispatch(FuncRequest(LFUN_CAPTION_INSERT));
+               // FIXME: When leaving the Float (or Wrap) inset we should
+               // delete any empty paragraph left above or below the
+               // caption.
                break;
+       }
 
-       case LFUN_INDEX_INSERT: {
+       case LFUN_INDEX_INSERT:
+       case LFUN_NOMENCL_INSERT: {
                InsetBase * inset = createInset(&cur.bv(), cmd);
                if (!inset)
                        break;
@@ -1161,15 +1255,23 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
                cur.clearSelection();
                insertInset(cur, inset);
                inset->edit(cur, true);
+               // Show the dialog for the nomenclature entry, since the
+               // description entry still needs to be filled in.
+               if (cmd.action == LFUN_NOMENCL_INSERT)
+                       InsetCommandMailer("nomenclature",
+                               *reinterpret_cast<InsetCommand *>(inset)).showDialog(&cur.bv());
                cur.posRight();
                break;
        }
 
        case LFUN_INDEX_PRINT:
+       case LFUN_NOMENCL_PRINT:
        case LFUN_TOC_INSERT:
        case LFUN_HFILL_INSERT:
        case LFUN_LINE_INSERT:
        case LFUN_PAGEBREAK_INSERT:
+       case LFUN_CLEARPAGE_INSERT:
+       case LFUN_CLEARDOUBLEPAGE_INSERT:
                // do nothing fancy
                doInsertInset(cur, this, cmd, false, false);
                cur.posRight();
@@ -1198,14 +1300,14 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
 
        case LFUN_MATH_MACRO:
                if (cmd.argument().empty())
-                       cur.errorMessage(N_("Missing argument"));
+                       cur.errorMessage(from_utf8(N_("Missing argument")));
                else {
-                       string s = lyx::to_utf8(cmd.argument());
+                       string s = to_utf8(cmd.argument());
                        string const s1 = token(s, ' ', 1);
                        int const nargs = s1.empty() ? 0 : convert<int>(s1);
                        string const s2 = token(s, ' ', 2);
                        string const type = s2.empty() ? "newcommand" : s2;
-                       cur.insert(new MathMacroTemplate(token(s, ' ', 0), nargs, type));
+                       cur.insert(new MathMacroTemplate(from_utf8(token(s, ' ', 0)), nargs, from_utf8(type)));
                        //cur.nextInset()->edit(cur, true);
                }
                break;
@@ -1222,7 +1324,7 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
        case LFUN_MATH_MATRIX:
        case LFUN_MATH_DELIM:
        case LFUN_MATH_BIGDELIM: {
-               cur.insert(new MathHullInset(hullSimple));
+               cur.insert(new InsetMathHull(hullSimple));
                cur.dispatch(FuncRequest(LFUN_CHAR_FORWARD));
                cur.dispatch(cmd);
                break;
@@ -1285,13 +1387,13 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
 
        case LFUN_FONT_SIZE: {
                LyXFont font(LyXFont::ALL_IGNORE);
-               font.setLyXSize(lyx::to_utf8(cmd.argument()));
+               font.setLyXSize(to_utf8(cmd.argument()));
                toggleAndShow(cur, this, font);
                break;
        }
 
        case LFUN_LANGUAGE: {
-               Language const * lang = languages.getLanguage(lyx::to_utf8(cmd.argument()));
+               Language const * lang = languages.getLanguage(to_utf8(cmd.argument()));
                if (!lang)
                        break;
                LyXFont font(LyXFont::ALL_IGNORE);
@@ -1303,7 +1405,7 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
 
        case LFUN_FONT_FREE_APPLY:
                toggleAndShow(cur, this, freefont, toggleall);
-               cur.message(lyx::to_utf8(_("Character set")));
+               cur.message(_("Character set"));
                break;
 
        // Set the freefont using the contents of \param data dispatched from
@@ -1311,11 +1413,11 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
        case LFUN_FONT_FREE_UPDATE: {
                LyXFont font;
                bool toggle;
-               if (bv_funcs::string2font(lyx::to_utf8(cmd.argument()), font, toggle)) {
+               if (bv_funcs::string2font(to_utf8(cmd.argument()), font, toggle)) {
                        freefont = font;
                        toggleall = toggle;
                        toggleAndShow(cur, this, freefont, toggleall);
-                       cur.message(lyx::to_utf8(_("Character set")));
+                       cur.message(_("Character set"));
                }
                break;
        }
@@ -1343,13 +1445,11 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
                string data;
                params2string(cur.paragraph(), data);
                data = "show\n" + data;
-               bv->owner()->getDialogs().show("paragraph", data);
+               bv->showDialogWithData("paragraph", data);
                break;
        }
 
        case LFUN_PARAGRAPH_UPDATE: {
-               if (!bv->owner()->getDialogs().visible("paragraph"))
-                       break;
                string data;
                params2string(cur.paragraph(), data);
 
@@ -1357,7 +1457,7 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
                bool const accept = !cur.inset().forceDefaultParagraphs(cur.idx());
 
                data = "update " + convert<string>(accept) + '\n' + data;
-               bv->owner()->getDialogs().update("paragraph", data);
+               bv->updateDialog("paragraph", data);
                break;
        }
 
@@ -1378,16 +1478,16 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
        case LFUN_ACCENT_HUNGARIAN_UMLAUT:
        case LFUN_ACCENT_CIRCLE:
        case LFUN_ACCENT_OGONEK:
-               bv->owner()->getLyXFunc().handleKeyFunc(cmd.action);
+               theLyXFunc().handleKeyFunc(cmd.action);
                if (!cmd.argument().empty())
                        // FIXME: Are all these characters encoded in one byte in utf8?
-                       bv->owner()->getIntl().getTransManager()
-                               .translateAndInsert(cmd.argument()[0], this);
+                       bv->getIntl().getTransManager()
+                               .translateAndInsert(cmd.argument()[0], this, cur);
                break;
 
        case LFUN_FLOAT_LIST: {
                LyXTextClass const & tclass = bv->buffer()->params().getLyXTextClass();
-               if (tclass.floats().typeExist(lyx::to_utf8(cmd.argument()))) {
+               if (tclass.floats().typeExist(to_utf8(cmd.argument()))) {
                        // not quite sure if we want this...
                        recordUndo(cur);
                        cur.clearSelection();
@@ -1399,23 +1499,23 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
                        }
 
                        setLayout(cur, tclass.defaultLayoutName());
-                       setParagraph(cur, Spacing(), LYX_ALIGN_LAYOUT, string(), 0);
-                       insertInset(cur, new InsetFloatList(lyx::to_utf8(cmd.argument())));
+                       setParagraph(cur, Spacing(), LYX_ALIGN_LAYOUT, docstring(), 0);
+                       insertInset(cur, new InsetFloatList(to_utf8(cmd.argument())));
                        cur.posRight();
                } else {
                        lyxerr << "Non-existent float type: "
-                              << lyx::to_utf8(cmd.argument()) << endl;
+                              << to_utf8(cmd.argument()) << endl;
                }
                break;
        }
 
        case LFUN_CHANGE_ACCEPT: {
-               acceptChange(cur);
+               acceptOrRejectChanges(cur, ACCEPT);
                break;
        }
 
        case LFUN_CHANGE_REJECT: {
-               rejectChange(cur);
+               acceptOrRejectChanges(cur, REJECT);
                break;
        }
 
@@ -1426,11 +1526,11 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
                        // FIXME
                        if (arg.size() > 100 || arg.empty()) {
                                // Get word or selection
-                               selectWordWhenUnderCursor(cur, lyx::WHOLE_WORD);
+                               selectWordWhenUnderCursor(cur, WHOLE_WORD);
                                arg = cur.selectionAsString(false);
                        }
                }
-               bv->owner()->getDialogs().show("thesaurus", lyx::to_utf8(arg));
+               bv->showDialogWithData("thesaurus", to_utf8(arg));
                break;
        }
 
@@ -1438,23 +1538,24 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
                // Given data, an encoding of the ParagraphParameters
                // generated in the Paragraph dialog, this function sets
                // the current paragraph appropriately.
-               istringstream is(lyx::to_utf8(cmd.argument()));
+               istringstream is(to_utf8(cmd.argument()));
                LyXLex lex(0, 0);
                lex.setStream(is);
                ParagraphParameters params;
                params.read(lex);
                setParagraph(cur,
-                                        params.spacing(),
-                                        params.align(),
-                                        params.labelWidthString(),
-                                        params.noindent());
-               cur.message(lyx::to_utf8(_("Paragraph layout set")));
+                            params.spacing(),
+                            params.align(),
+                            params.labelWidthString(),
+                            params.noindent());
+               cur.message(_("Paragraph layout set"));
                break;
        }
 
        case LFUN_ESCAPE:
                if (cur.selection()) {
                        cur.selection() = false;
+                       saveSelection(cur);
                } else {
                        cur.undispatched();
                        cmd = FuncRequest(LFUN_FINISHED_RIGHT);
@@ -1470,26 +1571,52 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
                break;
        }
 
-       if (singleParUpdate)
+       needsUpdate |= (cur.pos() != cur.lastpos()) && cur.selection();
+
+       // FIXME: The cursor flag is reset two lines below
+       // so we need to check here if some of the LFUN did touch that.
+       // for now only LyXText::erase() and LyXText::backspace() do that.
+       // The plan is to verify all the LFUNs and then to remove this
+       // singleParUpdate boolean altogether.
+       if (cur.result().update() & Update::Force) {
+               singleParUpdate = false;
+               needsUpdate = true;
+       }
+
+       // FIXME: the following code should go in favor of fine grained
+       // update flag treatment.
+       if (singleParUpdate) {
                // Inserting characters does not change par height
-               if (cur.bottom().paragraph().dim().height()
+               ParagraphMetrics const & pms 
+                       = cur.bv().parMetrics(cur.bottom().text(), cur.bottom().pit());
+               if (pms.dim().height()
                    == olddim.height()) {
                        // if so, update _only_ this paragraph
-                       cur.bv().update(Update::SinglePar |
-                                       Update::FitCursor |
-                                       Update::MultiParSel);
-                       cur.noUpdate();
+                       cur.updateFlags(Update::SinglePar |
+                               Update::FitCursor |
+                               Update::MultiParSel);
                        return;
                } else
                        needsUpdate = true;
+       }
+
        if (!needsUpdate
            && &oldTopSlice.inset() == &cur.inset()
            && oldTopSlice.idx() == cur.idx()
-           && !sel
+           && !sel // sel is a backup of cur.selection() at the biginning of the function.
            && !cur.selection())
-               cur.noUpdate();
+               // FIXME: it would be better if we could just do this
+               //
+               //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
+               // should be done and this needsUpdate boolean can then be removed.
+               cur.updateFlags(Update::FitCursor);
        else
-               cur.needsUpdate();
+               cur.updateFlags(Update::Force | Update::FitCursor);
 }
 
 
@@ -1543,6 +1670,8 @@ bool LyXText::getStatus(LCursor & cur, FuncRequest const & cmd,
                        code = InsetBase::INCLUDE_CODE;
                else if (cmd.argument() == "index")
                        code = InsetBase::INDEX_CODE;
+               else if (cmd.argument() == "nomenclature")
+                       code = InsetBase::NOMENCL_CODE;
                else if (cmd.argument() == "label")
                        code = InsetBase::LABEL_CODE;
                else if (cmd.argument() == "note")
@@ -1625,6 +1754,12 @@ bool LyXText::getStatus(LCursor & cur, FuncRequest const & cmd,
        case LFUN_INDEX_PRINT:
                code = InsetBase::INDEX_PRINT_CODE;
                break;
+       case LFUN_NOMENCL_INSERT:
+               code = InsetBase::NOMENCL_CODE;
+               break;
+       case LFUN_NOMENCL_PRINT:
+               code = InsetBase::NOMENCL_PRINT_CODE;
+               break;
        case LFUN_TOC_INSERT:
                code = InsetBase::TOC_CODE;
                break;
@@ -1688,7 +1823,28 @@ bool LyXText::getStatus(LCursor & cur, FuncRequest const & cmd,
                break;
 
        case LFUN_PASTE:
-               enable = lyx::cap::numberOfSelections() > 0;
+               if (cmd.argument().empty()) {
+                       if (theClipboard().isInternal())
+                               enable = cap::numberOfSelections() > 0;
+                       else
+                               enable = !theClipboard().empty();
+               } else {
+                       string const arg = to_utf8(cmd.argument());
+                       if (isStrUnsignedInt(arg)) {
+                               unsigned int n = convert<unsigned int>(arg);
+                               enable = cap::numberOfSelections() > n;
+                       } else
+                               // unknown argument
+                               enable = false;
+               }
+               break;
+
+       case LFUN_CLIPBOARD_PASTE:
+               enable = !theClipboard().empty();
+               break;
+
+       case LFUN_PRIMARY_SELECTION_PASTE:
+               enable = cur.selection() || !theSelection().empty();
                break;
 
        case LFUN_PARAGRAPH_MOVE_UP:
@@ -1700,7 +1856,18 @@ bool LyXText::getStatus(LCursor & cur, FuncRequest const & cmd,
                break;
 
        case LFUN_INSET_DISSOLVE:
-               enable = !isMainText() && cur.inset().nargs() == 1;
+               enable = !isMainText(*cur.bv().buffer()) && cur.inset().nargs() == 1;
+               break;
+
+       case LFUN_CHANGE_ACCEPT:
+       case LFUN_CHANGE_REJECT:
+               // TODO: context-sensitive enabling of LFUN_CHANGE_ACCEPT/REJECT
+               // In principle, these LFUNs should only be enabled if there
+               // is a change at the current position/in the current selection.
+               // However, without proper optimizations, this will inevitably
+               // result in unacceptable performance - just imagine a user who
+               // wants to select the complete content of a long document.
+               enable = true;
                break;
 
        case LFUN_WORD_DELETE_FORWARD:
@@ -1750,17 +1917,16 @@ bool LyXText::getStatus(LCursor & cur, FuncRequest const & cmd,
        case LFUN_SERVER_GET_FONT:
        case LFUN_SERVER_GET_LAYOUT:
        case LFUN_LAYOUT:
-       case LFUN_CLIPBOARD_PASTE:
-       case LFUN_PRIMARY_SELECTION_PASTE:
        case LFUN_DATE_INSERT:
        case LFUN_SELF_INSERT:
        case LFUN_LINE_INSERT:
        case LFUN_PAGEBREAK_INSERT:
+       case LFUN_CLEARPAGE_INSERT:
+       case LFUN_CLEARDOUBLEPAGE_INSERT:
        case LFUN_MATH_DISPLAY:
        case LFUN_MATH_IMPORT_SELECTION:
        case LFUN_MATH_MODE:
        case LFUN_MATH_MACRO:
-       case LFUN_MATH_INSERT:
        case LFUN_MATH_MATRIX:
        case LFUN_MATH_DELIM:
        case LFUN_MATH_BIGDELIM:
@@ -1791,8 +1957,6 @@ bool LyXText::getStatus(LCursor & cur, FuncRequest const & cmd,
        case LFUN_ACCENT_HUNGARIAN_UMLAUT:
        case LFUN_ACCENT_CIRCLE:
        case LFUN_ACCENT_OGONEK:
-       case LFUN_CHANGE_ACCEPT:
-       case LFUN_CHANGE_REJECT:
        case LFUN_THESAURUS_ENTRY:
        case LFUN_PARAGRAPH_PARAMS_APPLY:
        case LFUN_ESCAPE:
@@ -1800,6 +1964,7 @@ bool LyXText::getStatus(LCursor & cur, FuncRequest const & cmd,
        case LFUN_BUFFER_BEGIN:
        case LFUN_BUFFER_BEGIN_SELECT:
        case LFUN_BUFFER_END_SELECT:
+       case LFUN_UNICODE_INSERT:
                // these are handled in our dispatch()
                enable = true;
                break;
@@ -1815,3 +1980,19 @@ bool LyXText::getStatus(LCursor & cur, FuncRequest const & cmd,
        flag.enabled(enable);
        return true;
 }
+
+
+void LyXText::pasteString(LCursor & cur, docstring const & clip,
+               bool asParagraphs)
+{
+       cur.clearSelection();
+       if (!clip.empty()) {
+               recordUndo(cur);
+               if (asParagraphs)
+                       insertStringAsParagraphs(cur, clip);
+               else
+                       insertStringAsLines(cur, clip);
+       }
+}
+
+} // namespace lyx