]> git.lyx.org Git - lyx.git/blobdiff - src/insets/insettabular.C
2001-12-28 Lars Gullik Bj�nnes <larsbj@birdstep.com>
[lyx.git] / src / insets / insettabular.C
index d79dfc531e2f3be1ab7bcc8415ad963b75392ee5..6e68763d7d0ce0c7a157d146bf3ee0e8b008d6ff 100644 (file)
 
 #include <config.h>
 
-#include <fstream>
-#include <algorithm>
-
-#include <cstdlib>
-#include <map>
-//#include <signal.h>
 #ifdef __GNUG__
 #pragma implementation
 #endif
 #include "lyx_gui_misc.h"
 #include "LyXView.h"
 #include "insets/insettext.h"
-#include "frontends/Dialogs.h"
 #include "debug.h"
 #include "WorkArea.h"
 #include "gettext.h"
 #include "language.h"
 #include "BufferView.h"
+#include "undo_funcs.h"
+#include "lyxlength.h"
+#include "ParagraphParameters.h"
+
+#include "frontends/Dialogs.h"
+#include "frontends/Alert.h"
+
+#include "support/LAssert.h"
+#include "support/lstrings.h"
+
+#include <fstream>
+#include <algorithm>
+#include <cstdlib>
+#include <map>
+//#include <signal.h>
 
 using std::ostream;
 using std::ifstream;
@@ -49,8 +57,9 @@ using std::max;
 
 namespace {
 
-const int ADD_TO_HEIGHT = 2;
-const int ADD_TO_TABULAR_WIDTH = 2;
+int const ADD_TO_HEIGHT = 2;
+int const ADD_TO_TABULAR_WIDTH = 2;
+
 ///
 LyXTabular * paste_tabular = 0;
 
@@ -60,7 +69,6 @@ struct TabularFeature {
        string feature;
 };
 
-//tabular_features * tabularFeatures = 0;
 
 TabularFeature tabularFeature[] =
 {
@@ -126,28 +134,33 @@ InsetTabular::InsetTabular(Buffer const & buf, int rows, int columns)
                rows = 1;
        if (columns <= 0)
                columns = 1;
-       tabular.reset(new LyXTabular(this, rows,columns));
+       tabular.reset(new LyXTabular(this, rows, columns));
        // for now make it always display as display() inset
        // just for test!!!
        the_locking_inset = 0;
-       locked = no_selection = false;
+       locked = false;
        oldcell = -1;
        actrow = actcell = 0;
        clearSelection();
        need_update = INIT;
+       in_update = false;
+       in_reset_pos = false;
 }
 
 
-InsetTabular::InsetTabular(InsetTabular const & tab, Buffer const & buf)
-       : buffer(&buf)
+InsetTabular::InsetTabular(InsetTabular const & tab, Buffer const & buf,
+                                                  bool same_id)
+       : UpdatableInset(tab, same_id), buffer(&buf)
 {
-       tabular.reset(new LyXTabular(this, *(tab.tabular)));
+       tabular.reset(new LyXTabular(this, *(tab.tabular), same_id));
        the_locking_inset = 0;
-       locked = no_selection = false;
+       locked = false;
        oldcell = -1;
        actrow = actcell = 0;
-       sel_cell_start = sel_cell_end = 0;
+       clearSelection();
        need_update = INIT;
+       in_update = false;
+       in_reset_pos = false;
 }
 
 
@@ -157,9 +170,9 @@ InsetTabular::~InsetTabular()
 }
 
 
-Inset * InsetTabular::clone(Buffer const & buf) const
+Inset * InsetTabular::clone(Buffer const & buf, bool same_id) const
 {
-       return new InsetTabular(*this, buf);
+       return new InsetTabular(*this, buf, same_id);
 }
 
 
@@ -172,11 +185,8 @@ void InsetTabular::write(Buffer const * buf, ostream & os) const
 
 void InsetTabular::read(Buffer const * buf, LyXLex & lex)
 {
-       bool const old_format = (lex.GetString() == "\\LyXTable");
+       bool const old_format = (lex.getString() == "\\LyXTable");
 
-       //if (tabular)
-       //delete tabular;
-       //tabular = new LyXTabular(buf, this, lex);
        tabular.reset(new LyXTabular(buf, this, lex));
 
        need_update = INIT;
@@ -185,10 +195,10 @@ void InsetTabular::read(Buffer const * buf, LyXLex & lex)
                return;
 
        lex.nextToken();
-       string token = lex.GetString();
-       while (lex.IsOK() && (token != "\\end_inset")) {
+       string token = lex.getString();
+       while (lex.isOK() && (token != "\\end_inset")) {
                lex.nextToken();
-               token = lex.GetString();
+               token = lex.getString();
        }
        if (token != "\\end_inset") {
                lex.printError("Missing \\end_inset at this point. "
@@ -243,7 +253,8 @@ void InsetTabular::draw(BufferView * bv, LyXFont const & font, int baseline,
                x += static_cast<float>(scroll());
 #endif
        if (!cleared && ((need_update == INIT) || (need_update == FULL) ||
-                        (top_x != int(x)) || (top_baseline != baseline))) {
+                        (top_x != int(x)) || (top_baseline != baseline)))
+       {
                int h = ascent(bv, font) + descent(bv, font);
                int const tx = display() || !owner() ? 0 : top_x;
                int w =  tx ? width(bv, font) : pain.paperWidth();
@@ -255,11 +266,12 @@ void InsetTabular::draw(BufferView * bv, LyXFont const & font, int baseline,
                        h = pain.paperHeight();
                if ((top_x + w) > pain.paperWidth())
                        w = pain.paperWidth();
-               pain.fillRectangle(tx, ty, w, h);
+               pain.fillRectangle(tx, ty, w, h, backgroundColor());
                need_update = FULL;
                cleared = true;
        }
        top_x = int(x);
+       topx_set = true;
        top_baseline = baseline;
        x += ADD_TO_TABULAR_WIDTH;
        if (cleared) {
@@ -285,11 +297,11 @@ void InsetTabular::draw(BufferView * bv, LyXFont const & font, int baseline,
                                cx = nx + tabular->GetBeginningOfTextInCell(cell);
                                if (first_visible_cell < 0)
                                        first_visible_cell = cell;
-                               if (hasSelection())
+                               if (hasSelection()) {
                                        drawCellSelection(pain, nx, baseline, i, j, cell);
+                               }
                                
-                               tabular->GetCellInset(cell)->draw(bv, font, baseline, cx,
-                                                                                                 cleared);
+                               tabular->GetCellInset(cell)->draw(bv, font, baseline, cx, cleared);
                                drawCellLines(pain, nx, baseline, i, cell);
                                nx += tabular->GetWidthOfColumn(cell);
                                ++cell;
@@ -304,15 +316,15 @@ void InsetTabular::draw(BufferView * bv, LyXFont const & font, int baseline,
                if (the_locking_inset &&
                        tabular->GetCellInset(actcell) != the_locking_inset)
                {
-#warning Jürgen, why is this?
                        Inset * inset = tabular->GetCellInset(cell);
                        for (i = 0;
                             inset != the_locking_inset && i < tabular->rows();
-                            ++i) {
+                            ++i)
+                       {
                                for (j = 0;
-                                    inset != the_locking_inset
-                                            && j < tabular->columns();
-                                    ++j) {
+                                    inset != the_locking_inset && j < tabular->columns();
+                                    ++j)
+                               {
                                        if (tabular->IsPartOfMultiColumn(i, j))
                                                continue;
                                        nx += tabular->GetWidthOfColumn(cell);
@@ -327,7 +339,7 @@ void InsetTabular::draw(BufferView * bv, LyXFont const & font, int baseline,
                                }
                        }
                } else {
-                       // copute baseline for actual row
+                       // compute baseline for actual row
                        for (i = 0; i < actrow; ++i) {
                                baseline += tabular->GetDescentOfRow(i) +
                                        tabular->GetAscentOfRow(i + 1) +
@@ -344,26 +356,22 @@ void InsetTabular::draw(BufferView * bv, LyXFont const & font, int baseline,
                }
                i = tabular->row_of_cell(cell);
                if (the_locking_inset != tabular->GetCellInset(cell)) {
-                       lyxerr[Debug::INSETS] << "ERROR this shouldn't happen\n";
+                       lyxerr[Debug::INSETTEXT] << "ERROR this shouldn't happen\n";
                        return;
                }
                float dx = nx + tabular->GetBeginningOfTextInCell(cell);
                float cx = dx;
-               //cx = dx = nx + tabular->GetBeginningOfTextInCell(cell);
                tabular->GetCellInset(cell)->draw(bv, font, baseline, dx, false);
-#if 0
-               if (bv->text->status == LyXText::CHANGED_IN_DRAW)
-                       return;
-#endif
                // clear only if we didn't have a change
-               if (need_update == CELL) {
+               if (bv->text->status() != LyXText::CHANGED_IN_DRAW) {
                        // clear before the inset
                        pain.fillRectangle(
                                nx + 1,
                                baseline - tabular->GetAscentOfRow(i) + 1,
                                int(cx - nx - 1),
                                tabular->GetAscentOfRow(i) +
-                               tabular->GetDescentOfRow(i) - 1);
+                               tabular->GetDescentOfRow(i) - 1,
+                               backgroundColor());
                        // clear behind the inset
                        pain.fillRectangle(
                                int(cx + the_locking_inset->width(bv,font) + 1),
@@ -373,14 +381,27 @@ void InsetTabular::draw(BufferView * bv, LyXFont const & font, int baseline,
                                the_locking_inset->width(bv,font) -
                                tabular->GetAdditionalWidth(cell) - 1,
                                tabular->GetAscentOfRow(i) +
-                               tabular->GetDescentOfRow(i) - 1);
+                               tabular->GetDescentOfRow(i) - 1,
+                               backgroundColor());
+                       // clear below the inset
+                       pain.fillRectangle(
+                               nx + 1,
+                               baseline + the_locking_inset->descent(bv, font) + 1,
+                               tabular->GetWidthOfColumn(cell) -
+                               tabular->GetAdditionalWidth(cell) - 1,
+                               tabular->GetAscentOfRow(i) +
+                               tabular->GetDescentOfRow(i) -
+                               the_locking_inset->ascent(bv, font) -
+                               the_locking_inset->descent(bv, font) -
+                               TEXT_TO_INSET_OFFSET - 1,
+                               backgroundColor());
                }
        }
        x -= ADD_TO_TABULAR_WIDTH;
        x += width(bv, font);
-       if (bv->text->status == LyXText::CHANGED_IN_DRAW) {
+       if (bv->text->status() == LyXText::CHANGED_IN_DRAW) {
                int i = 0;
-               for(Inset * inset=owner(); inset; ++i)
+               for(Inset * inset = owner(); inset; ++i)
                        inset = inset->owner();
                if (calculate_dimensions_of_cells(bv, font, false))
                        need_update = INIT;
@@ -391,7 +412,7 @@ void InsetTabular::draw(BufferView * bv, LyXFont const & font, int baseline,
 
 
 void InsetTabular::drawCellLines(Painter & pain, int x, int baseline,
-                                int row, int cell) const
+                                 int row, int cell) const
 {
        int x2 = x + tabular->GetWidthOfColumn(cell);
        bool on_off;
@@ -428,6 +449,7 @@ void InsetTabular::drawCellLines(Painter & pain, int x, int baseline,
 void InsetTabular::drawCellSelection(Painter & pain, int x, int baseline,
                                     int row, int column, int cell) const
 {
+       lyx::Assert(hasSelection());
        int cs = tabular->column_of_cell(sel_cell_start);
        int ce = tabular->column_of_cell(sel_cell_end);
        if (cs > ce) {
@@ -439,7 +461,8 @@ void InsetTabular::drawCellSelection(Painter & pain, int x, int baseline,
        
        int rs = tabular->row_of_cell(sel_cell_start);
        int re = tabular->row_of_cell(sel_cell_end);
-       if (rs > re) swap(rs, re);
+       if (rs > re)
+               swap(rs, re);
        
        if ((column >= cs) && (column <= ce) && (row >= rs) && (row <= re)) {
                int w = tabular->GetWidthOfColumn(cell);
@@ -452,15 +475,31 @@ void InsetTabular::drawCellSelection(Painter & pain, int x, int baseline,
 
 void InsetTabular::update(BufferView * bv, LyXFont const & font, bool reinit)
 {
+       if (in_update) {
+               if (reinit) {
+                       resetPos(bv);
+                       if (owner())
+                               owner()->update(bv, font, true);
+               }
+               return;
+       }
+       in_update = true;
        if (reinit) {
                need_update = INIT;
-               calculate_dimensions_of_cells(bv, font, true);
+               if (calculate_dimensions_of_cells(bv, font, true))
+                       resetPos(bv);
                if (owner())
                        owner()->update(bv, font, true);
+               in_update = false;
                return;
        }
        if (the_locking_inset)
                the_locking_inset->update(bv, font, reinit);
+       if (need_update < FULL &&
+               bv->text->status() == LyXText::NEED_MORE_REFRESH)
+       {
+               need_update = FULL;
+       }
 
        switch (need_update) {
        case INIT:
@@ -475,6 +514,7 @@ void InsetTabular::update(BufferView * bv, LyXFont const & font, bool reinit)
        default:
                break;
        }
+       in_update = false;
 }
 
 
@@ -489,7 +529,7 @@ void InsetTabular::edit(BufferView * bv, int x, int y, unsigned int button)
        UpdatableInset::edit(bv, x, y, button);
        
        if (!bv->lockInset(this)) {
-               lyxerr[Debug::INSETS] << "InsetTabular::Cannot lock inset" << endl;
+               lyxerr[Debug::INSETTEXT] << "InsetTabular::Cannot lock inset" << endl;
                return;
        }
        locked = true;
@@ -497,13 +537,33 @@ void InsetTabular::edit(BufferView * bv, int x, int y, unsigned int button)
        inset_x = 0;
        inset_y = 0;
        setPos(bv, x, y);
-       sel_cell_start = sel_cell_end = actcell;
-       bv->text->finishUndo();
+       clearSelection();
+       finishUndo();
        if (insetHit(bv, x, y) && (button != 3)) {
                activateCellInsetAbs(bv, x, y, button);
        }
-//    UpdateLocal(bv, NONE, false);
-//    bv->getOwner()->getPopups().updateFormTabular();
+}
+
+
+void InsetTabular::edit(BufferView * bv, bool front)
+{
+       UpdatableInset::edit(bv, front);
+       
+       if (!bv->lockInset(this)) {
+               lyxerr[Debug::INSETTEXT] << "InsetTabular::Cannot lock inset" << endl;
+               return;
+       }
+       locked = true;
+       the_locking_inset = 0;
+       inset_x = 0;
+       inset_y = 0;
+       if (front)
+               actcell = 0;
+       else
+               actcell = tabular->GetNumberOfCells() - 1;
+       clearSelection();
+       resetPos(bv);
+       finishUndo();
 }
 
 
@@ -514,11 +574,10 @@ void InsetTabular::insetUnlock(BufferView * bv)
                the_locking_inset = 0;
        }
        hideInsetCursor(bv);
-       no_selection = false;
        oldcell = -1;
        locked = false;
        if (scroll(false) || hasSelection()) {
-               sel_cell_start = sel_cell_end = 0;
+               clearSelection();
                if (scroll(false)) {
                        scroll(bv, 0.0F);
                }
@@ -530,10 +589,15 @@ void InsetTabular::insetUnlock(BufferView * bv)
 void InsetTabular::updateLocal(BufferView * bv, UpdateCodes what,
                               bool mark_dirty) const
 {
+       if (what == INIT) {
+               LyXFont font;
+               calculate_dimensions_of_cells(bv, font, true);
+       }
        if (need_update < what) // only set this if it has greater update
                need_update = what;
-       if ((what == INIT) && hasSelection())
+       if ((what == INIT) && hasSelection()) {
                clearSelection();
+       }
        // Dirty Cast! (Lgb)
        if (need_update != NONE) {
                bv->updateInset(const_cast<InsetTabular *>(this), mark_dirty);
@@ -545,28 +609,44 @@ void InsetTabular::updateLocal(BufferView * bv, UpdateCodes what,
 
 bool InsetTabular::lockInsetInInset(BufferView * bv, UpdatableInset * inset)
 {
-       lyxerr[Debug::INSETS] << "InsetTabular::LockInsetInInset("
+       lyxerr[Debug::INSETTEXT] << "InsetTabular::LockInsetInInset("
                              << inset << "): ";
        if (!inset)
                return false;
        oldcell = -1;
        if (inset == tabular->GetCellInset(actcell)) {
-               lyxerr[Debug::INSETS] << "OK" << endl;
+               lyxerr[Debug::INSETTEXT] << "OK" << endl;
                the_locking_inset = tabular->GetCellInset(actcell);
                resetPos(bv);
-               inset_x = cursor.x() - top_x + tabular->GetBeginningOfTextInCell(actcell);
-               inset_y = cursor.y();
                return true;
+       } else if (!the_locking_inset) {
+               int const n = tabular->GetNumberOfCells();
+               int const id = inset->id();
+               for (int i = 0; i < n; ++i) {
+                       InsetText * in = tabular->GetCellInset(i);
+                       if (inset == in) {
+                               actcell = i;
+                               the_locking_inset = in;
+                               locked = true;
+                               resetPos(bv);
+                               return true;
+                       }
+                       if (in->getInsetFromID(id)) {
+                               actcell = i;
+                               the_locking_inset = in;
+                               locked = true;
+                               resetPos(bv);
+                               return the_locking_inset->lockInsetInInset(bv, inset);
+                       }
+               }
        } else if (the_locking_inset && (the_locking_inset == inset)) {
-               lyxerr[Debug::INSETS] << "OK" << endl;
+               lyxerr[Debug::INSETTEXT] << "OK" << endl;
                resetPos(bv);
-               inset_x = cursor.x() - top_x + tabular->GetBeginningOfTextInCell(actcell);
-               inset_y = cursor.y();
        } else if (the_locking_inset) {
-               lyxerr[Debug::INSETS] << "MAYBE" << endl;
+               lyxerr[Debug::INSETTEXT] << "MAYBE" << endl;
                return the_locking_inset->lockInsetInInset(bv, inset);
        }
-       lyxerr[Debug::INSETS] << "NOT OK" << endl;
+       lyxerr[Debug::INSETTEXT] << "NOT OK" << endl;
        return false;
 }
 
@@ -624,9 +704,10 @@ unsigned int InsetTabular::insetInInsetY()
 }
 
 
-UpdatableInset * InsetTabular::getLockingInset()
+UpdatableInset * InsetTabular::getLockingInset() const
 {
-       return the_locking_inset ? the_locking_inset->getLockingInset() : this;
+       return the_locking_inset ? the_locking_inset->getLockingInset() :
+               const_cast<InsetTabular *>(this);
 }
 
 
@@ -658,8 +739,6 @@ void InsetTabular::insetButtonPress(BufferView * bv, int x, int y, int button)
                updateLocal(bv, SELECTION, false);
        }
 
-       no_selection = false;
-
        int const ocell = actcell;
        int const orow = actrow;
 
@@ -667,7 +746,8 @@ void InsetTabular::insetButtonPress(BufferView * bv, int x, int y, int button)
        setPos(bv, x, y);
        if (actrow != orow)
                updateLocal(bv, NONE, false);
-       sel_cell_start = sel_cell_end = actcell;
+       clearSelection();
+#if 0
        if (button == 3) {
                if ((ocell != actcell) && the_locking_inset) {
                        the_locking_inset->insetUnlock(bv);
@@ -676,6 +756,7 @@ void InsetTabular::insetButtonPress(BufferView * bv, int x, int y, int button)
                showInsetCursor(bv);
                return;
        }
+#endif
 
        bool const inset_hit = insetHit(bv, x, y);
 
@@ -705,27 +786,17 @@ void InsetTabular::insetButtonPress(BufferView * bv, int x, int y, int button)
 }
 
 
-void InsetTabular::insetButtonRelease(BufferView * bv,
-                                     int x, int y, int button)
+bool InsetTabular::insetButtonRelease(BufferView * bv,
+                                      int x, int y, int button)
 {
-       if (button == 3) {
-               if (the_locking_inset) {
-                       UpdatableInset * i;
-                       if ((i = the_locking_inset->getFirstLockingInsetOfType(TABULAR_CODE))) {
-                               i->insetButtonRelease(bv, x, y, button);
-                               return;
-                       }
-               }
+       bool ret = false;
+       if (the_locking_inset)
+               ret = the_locking_inset->insetButtonRelease(bv, x, y, button);
+       if (button == 3 && !ret) {
                bv->owner()->getDialogs()->showTabular(this);
-               return;
-       }
-       if (the_locking_inset) {
-               the_locking_inset->insetButtonRelease(bv,
-                                                     x - inset_x, y - inset_y,
-                                                     button);
-               return;
+               return true;
        }
-       no_selection = false;
+       return ret;
 }
 
 
@@ -738,17 +809,18 @@ void InsetTabular::insetMotionNotify(BufferView * bv, int x, int y, int button)
                                                     button);
                return;
        }
-       if (!no_selection) {
-               hideInsetCursor(bv);
-               int const old_cell = actcell;
-               
-               setPos(bv, x, y);
-               sel_cell_end = actcell;
-               if (sel_cell_end != old_cell)
-                       updateLocal(bv, SELECTION, false);
-               showInsetCursor(bv);
+       hideInsetCursor(bv);
+//     int const old_cell = actcell;
+       
+       setPos(bv, x, y);
+       if (!hasSelection()) {
+               setSelection(actcell, actcell);
+       } else {
+               setSelection(sel_cell_start, actcell);
        }
-       no_selection = false;
+       updateLocal(bv, SELECTION, false);
+       showInsetCursor(bv);
 }
 
 
@@ -762,14 +834,12 @@ void InsetTabular::insetKeyPress(XKeyEvent * xke)
 
 
 UpdatableInset::RESULT
-InsetTabular::localDispatch(BufferView * bv,
-                           kb_action action,
-                           string const & arg)
+InsetTabular::localDispatch(BufferView * bv, kb_action action,
+                            string const & arg)
 {
        // We need to save the value of the_locking_inset as the call to 
        // the_locking_inset->LocalDispatch might unlock it.
        old_locking_inset = the_locking_inset;
-       no_selection = false;
        UpdatableInset::RESULT result =
                UpdatableInset::localDispatch(bv, action, arg);
        if (result == DISPATCHED || result == DISPATCHED_NOUPDATE) {
@@ -783,34 +853,30 @@ InsetTabular::localDispatch(BufferView * bv,
        bool hs = hasSelection();
 
        result = DISPATCHED;
-       // this one have priority over the locked InsetText!
-       switch (action) {
-       case LFUN_SHIFT_TAB:
-       case LFUN_TAB:
-       {
-               if (getFirstLockingInsetOfType(Inset::TABULAR_CODE) != this)
-                       break;
-               hideInsetCursor(bv);
-               if (the_locking_inset) {
+       // this one have priority over the locked InsetText, if we're not already
+       // inside another tabular then that one get's priority!
+       if (getFirstLockingInsetOfType(Inset::TABULAR_CODE) == this) {
+               switch (action) {
+               case LFUN_SHIFT_TAB:
+               case LFUN_TAB:
+                       hideInsetCursor(bv);
                        unlockInsetInInset(bv, the_locking_inset);
-                       the_locking_inset = 0;
-               }
-               if (action == LFUN_TAB)
-                       moveNextCell(bv, old_locking_inset != 0);
-               else
-                       movePrevCell(bv, old_locking_inset != 0);
-               sel_cell_start = sel_cell_end = actcell;
-               if (hs)
-                       updateLocal(bv, SELECTION, false);
-               if (!the_locking_inset) {
-                       showInsetCursor(bv);
-                       return DISPATCHED_NOUPDATE;
+                       if (action == LFUN_TAB)
+                               moveNextCell(bv, old_locking_inset != 0);
+                       else
+                               movePrevCell(bv, old_locking_inset != 0);
+                       clearSelection();
+                       if (hs)
+                               updateLocal(bv, SELECTION, false);
+                       if (!the_locking_inset) {
+                               showInsetCursor(bv);
+                               return DISPATCHED_NOUPDATE;
+                       }
+                       return result;
+               // this to avoid compiler warnings.
+               default:
+                       break;
                }
-               return result;
-       }
-       // this to avoid compiler warnings.
-       default:
-               break;
        }
 
        if (the_locking_inset) {
@@ -829,82 +895,115 @@ InsetTabular::localDispatch(BufferView * bv,
                        updateLocal(bv, CELL, false);
                        the_locking_inset->toggleInsetCursor(bv);
                        return result;
-               } else if (result == FINISHED) {
+               } else if (result == FINISHED_UP) {
+                       action = LFUN_UP;
+               } else if (result == FINISHED_DOWN) {
+                       action = LFUN_DOWN;
+               } else if (result == FINISHED_RIGHT) {
+                       action = LFUN_RIGHT;
                }
        }
 
        hideInsetCursor(bv);
-       result=DISPATCHED;
+       result = DISPATCHED;
        switch (action) {
                // --- Cursor Movements ----------------------------------
-       case LFUN_RIGHTSEL:
-               if (tabular->IsLastCellInRow(actcell))
+       case LFUN_RIGHTSEL: {
+               int const start = hasSelection() ? sel_cell_start : actcell;
+               if (tabular->IsLastCellInRow(actcell)) {
+                       setSelection(start, actcell);
                        break;
-               moveRight(bv, false);
-               sel_cell_end = actcell;
+               }
+               
+               int end = actcell;
+               // if we are starting a selection, only select
+               // the current cell at the beginning
+               if (hasSelection()) {
+                       moveRight(bv, false);
+                       end = actcell;
+               }
+               setSelection(start, end);
                updateLocal(bv, SELECTION, false);
                break;
+       }
        case LFUN_RIGHT:
                result = moveRight(bv);
-               sel_cell_start = sel_cell_end = actcell;
+               clearSelection();
                if (hs)
                        updateLocal(bv, SELECTION, false);
                break;
-       case LFUN_LEFTSEL:
-               if (tabular->IsFirstCellInRow(actcell))
+       case LFUN_LEFTSEL: {
+               int const start = hasSelection() ? sel_cell_start : actcell;
+               if (tabular->IsFirstCellInRow(actcell)) {
+                       setSelection(start, actcell);
                        break;
-               moveLeft(bv, false);
-               sel_cell_end = actcell;
+               }
+               int end = actcell;
+               // if we are starting a selection, only select
+               // the current cell at the beginning
+               if (hasSelection()) { 
+                       moveLeft(bv, false);
+                       end = actcell;
+               }
+               setSelection(start, end);
                updateLocal(bv, SELECTION, false);
                break;
+       }
        case LFUN_LEFT:
                result = moveLeft(bv);
-               sel_cell_start = sel_cell_end = actcell;
+               clearSelection();
                if (hs)
                        updateLocal(bv, SELECTION, false);
                break;
-       case LFUN_DOWNSEL:
-       {
+       case LFUN_DOWNSEL: {
+               int const start = hasSelection() ? sel_cell_start : actcell;
                int const ocell = actcell;
-               moveDown(bv, false);
+               // if we are starting a selection, only select
+               // the current cell at the beginning
+               if (hasSelection()) { 
+                       moveDown(bv, false);
+               }
                if ((ocell == sel_cell_end) ||
                    (tabular->column_of_cell(ocell)>tabular->column_of_cell(actcell)))
-                       sel_cell_end = tabular->GetCellBelow(sel_cell_end);
+                       setSelection(start, tabular->GetCellBelow(sel_cell_end));
                else
-                       sel_cell_end = tabular->GetLastCellBelow(sel_cell_end);
+                       setSelection(start, tabular->GetLastCellBelow(sel_cell_end));
                updateLocal(bv, SELECTION, false);
        }
        break;
        case LFUN_DOWN:
                result = moveDown(bv, old_locking_inset != 0);
-               sel_cell_start = sel_cell_end = actcell;
-               if (hs)
+               clearSelection();
+               if (hs) {
                        updateLocal(bv, SELECTION, false);
+               }
                break;
-       case LFUN_UPSEL:
-       {
+       case LFUN_UPSEL: {
+               int const start = hasSelection() ? sel_cell_start : actcell;
                int const ocell = actcell;
-               moveUp(bv, false);
+               // if we are starting a selection, only select
+               // the current cell at the beginning
+               if (hasSelection()) {
+                       moveUp(bv, false);
+               }
                if ((ocell == sel_cell_end) ||
                    (tabular->column_of_cell(ocell)>tabular->column_of_cell(actcell)))
-                       sel_cell_end = tabular->GetCellAbove(sel_cell_end);
+                       setSelection(start, tabular->GetCellAbove(sel_cell_end));
                else
-                       sel_cell_end = tabular->GetLastCellAbove(sel_cell_end);
+                       setSelection(start, tabular->GetLastCellAbove(sel_cell_end));
                updateLocal(bv, SELECTION, false);
        }
        break;
        case LFUN_UP:
                result = moveUp(bv, old_locking_inset != 0);
-               sel_cell_start = sel_cell_end = actcell;
+               clearSelection();
                if (hs)
                        updateLocal(bv, SELECTION, false);
                break;
        case LFUN_NEXT: {
                int column = actcol;
-               if (the_locking_inset) {
-                       unlockInsetInInset(bv, the_locking_inset);
-                       the_locking_inset = 0;
-               }
+               unlockInsetInInset(bv, the_locking_inset);
                if (bv->text->first + bv->painter().paperHeight() <
                    (top_baseline + tabular->GetHeightOfTabular()))
                        {
@@ -920,10 +1019,7 @@ InsetTabular::localDispatch(BufferView * bv,
        }
        case LFUN_PRIOR: {
                int column = actcol;
-               if (the_locking_inset) {
-                       unlockInsetInInset(bv, the_locking_inset);
-                       the_locking_inset = 0;
-               }
+               unlockInsetInInset(bv, the_locking_inset);
                if (top_baseline < 0) {
                        bv->scrollCB(bv->text->first - bv->painter().paperHeight());
                        updateLocal(bv, FULL, false);
@@ -938,19 +1034,29 @@ InsetTabular::localDispatch(BufferView * bv,
                updateLocal(bv, CURSOR, false);
                break;
        }
+       // none of these make sense for insettabular,
+       // but we must catch them to prevent any
+       // selection from being confused
+       case LFUN_PRIORSEL:
+       case LFUN_NEXTSEL:
+       case LFUN_WORDLEFT:
+       case LFUN_WORDLEFTSEL:
+       case LFUN_WORDRIGHT: 
+       case LFUN_WORDRIGHTSEL:
+       case LFUN_DOWN_PARAGRAPH:
+       case LFUN_DOWN_PARAGRAPHSEL:
+       case LFUN_UP_PARAGRAPH:
+       case LFUN_UP_PARAGRAPHSEL:
        case LFUN_BACKSPACE:
-               break;
        case LFUN_DELETE:
-               break;
        case LFUN_HOME:
-               break;
+       case LFUN_HOMESEL:
        case LFUN_END:
+       case LFUN_ENDSEL:
                break;
        case LFUN_LAYOUT_TABULAR:
-       {
                bv->owner()->getDialogs()->showTabular(this);
-       }
-       break;
+               break;
        case LFUN_TABULAR_FEATURE:
                if (!tabularFeatures(bv, arg))
                        result = UNDISPATCHED;
@@ -958,16 +1064,16 @@ InsetTabular::localDispatch(BufferView * bv,
        case LFUN_CUT:
                if (!copySelection(bv))
                        break;
-               bv->text->setUndo(bv->buffer(), Undo::DELETE,
-                                 bv->text->cursor.par()->previous(),
-                                 bv->text->cursor.par()->next());
+               setUndo(bv, Undo::DELETE,
+                       bv->text->cursor.par(),
+                       bv->text->cursor.par()->next());
                cutSelection();
                updateLocal(bv, INIT, true);
                break;
        case LFUN_COPY:
                if (!hasSelection())
                        break;
-               bv->text->finishUndo();
+               finishUndo();
                copySelection(bv);
                break;
        case LFUN_PASTESELECTION:
@@ -980,10 +1086,10 @@ InsetTabular::localDispatch(BufferView * bv,
                        int cols = 1;
                        int rows = 1;
                        int maxCols = 1;
-                       unsigned int len = clip.length();
+                       string::size_type len = clip.length();
                        string::size_type p = 0;
 
-                       while(p < len &&
+                       while (p < len &&
                              ((p = clip.find_first_of("\t\n", p)) != string::npos)) {
                                switch(clip[p]) {
                                case '\t':
@@ -1005,7 +1111,7 @@ InsetTabular::localDispatch(BufferView * bv,
                        int cell = 0;
                        int cells = paste_tabular->GetNumberOfCells();
                        p = cols = 0;
-                       while((cell < cells) && (p < len) &&
+                       while ((cell < cells) && (p < len) &&
                              (p = clip.find_first_of("\t\n", p)) != string::npos) {
                                if (p >= len)
                                        break;
@@ -1017,7 +1123,7 @@ InsetTabular::localDispatch(BufferView * bv,
                                        break;
                                case '\n':
                                        paste_tabular->GetCellInset(cell)->setText(clip.substr(op, p-op));
-                                       while(cols++ < maxCols)
+                                       while (cols++ < maxCols)
                                                ++cell;
                                        cols = 0;
                                        break;
@@ -1038,9 +1144,9 @@ InsetTabular::localDispatch(BufferView * bv,
        }
        case LFUN_PASTE:
                if (hasPasteBuffer()) {
-                       bv->text->setUndo(bv->buffer(), Undo::INSERT,
-                                         bv->text->cursor.par()->previous(),
-                                         bv->text->cursor.par()->next());
+                       setUndo(bv, Undo::INSERT,
+                               bv->text->cursor.par(),
+                               bv->text->cursor.par()->next());
                        pasteSelection(bv);
                        updateLocal(bv, INIT, true);
                        break;
@@ -1057,23 +1163,22 @@ InsetTabular::localDispatch(BufferView * bv,
                        // reset need_update setted in above function!
                        need_update = NONE;
                        result = the_locking_inset->localDispatch(bv, action, arg);
-                       if ((result == UNDISPATCHED) || (result == FINISHED)) {
+                       if ((result == UNDISPATCHED) || (result >= FINISHED)) {
                                unlockInsetInInset(bv, the_locking_inset);
                                nodraw(false);
-                               the_locking_inset = 0;
                                // we need to update if this was requested before
                                updateLocal(bv, NONE, false);
                                return UNDISPATCHED;
+                       } else if (hs) {
+                               clearSelection();
                        }
                        nodraw(false);
-//                     the_locking_inset->ToggleInsetCursor(bv);
                        updateLocal(bv, CELL, false);
-//                     the_locking_inset->ToggleInsetCursor(bv);
                        return result;
                }
                break;
        }
-       if (result!=FINISHED) {
+       if (result < FINISHED) {
                if (!the_locking_inset) {
                        showInsetCursor(bv);
                }
@@ -1084,28 +1189,48 @@ InsetTabular::localDispatch(BufferView * bv,
 
 
 int InsetTabular::latex(Buffer const * buf, ostream & os,
-                       bool fragile, bool fp) const
+                        bool fragile, bool fp) const
 {
-       return tabular->Latex(buf, os, fragile, fp);
+       return tabular->latex(buf, os, fragile, fp);
 }
 
 
-int InsetTabular::ascii(Buffer const * buf, ostream & os, int) const
+int InsetTabular::ascii(Buffer const * buf, ostream & os, int ll) const
 {
-       // This should be changed to a real ascii export
-       return tabular->Ascii(buf, os);
+       if (ll > 0)
+               return tabular->ascii(buf, os, (int)parOwner()->params().depth(),
+                                     false,0);
+       return tabular->ascii(buf, os, 0, false,0);
 }
 
 
-int InsetTabular::linuxdoc(Buffer const *, ostream &) const
+int InsetTabular::linuxdoc(Buffer const * buf, ostream & os) const
 {
-       return 0;
+       return tabular->ascii(buf,os, (int)parOwner()->params().depth(), false, 0);
 }
 
 
-int InsetTabular::docBook(Buffer const * buf, ostream & os) const
+int InsetTabular::docbook(Buffer const * buf, ostream & os) const
 {
-       return tabular->DocBook(buf,os);
+       int ret = 0;
+       Inset * master;
+
+       // if the table is inside a float it doesn't need the informaltable
+       // wrapper. Search for it.
+       for(master = owner();
+           master && master->lyxCode() != Inset::FLOAT_CODE;
+           master = master->owner());
+
+       if (!master) {
+               os << "<informaltable>\n";
+               ret++;
+       }
+       ret+= tabular->docBook(buf,os);
+       if (!master) {
+               os << "</informaltable>\n";
+               ret++;
+       }
+       return ret;
 }
 
 
@@ -1116,8 +1241,8 @@ void InsetTabular::validate(LaTeXFeatures & features) const
 
 
 bool InsetTabular::calculate_dimensions_of_cells(BufferView * bv,
-                                                LyXFont const & font,
-                                                bool reinit) const
+                                                 LyXFont const & font,
+                                                 bool reinit) const
 {
        int cell = -1;
        int maxAsc = 0;
@@ -1140,9 +1265,6 @@ bool InsetTabular::calculate_dimensions_of_cells(BufferView * bv,
                changed = tabular->SetDescentOfRow(actrow, maxDesc + ADD_TO_HEIGHT) || changed;
                return changed;
        }
-#if 0
-       cur_cell = -1;
-#endif
        for (int i = 0; i < tabular->rows(); ++i) {
                maxAsc = 0;
                maxDesc = 0;
@@ -1151,7 +1273,7 @@ bool InsetTabular::calculate_dimensions_of_cells(BufferView * bv,
                                continue;
                        ++cell;
                        inset = tabular->GetCellInset(cell);
-                       if (!reinit)
+                       if (!reinit && !tabular->GetPWidth(cell).zero())
                                inset->update(bv, font, false);
                        maxAsc = max(maxAsc, inset->ascent(bv, font));
                        maxDesc = max(maxDesc, inset->descent(bv, font));
@@ -1160,15 +1282,20 @@ bool InsetTabular::calculate_dimensions_of_cells(BufferView * bv,
                changed = tabular->SetAscentOfRow(i, maxAsc + ADD_TO_HEIGHT) || changed;
                changed = tabular->SetDescentOfRow(i, maxDesc + ADD_TO_HEIGHT) || changed;
        }
+       if (changed)
+               tabular->reinit();
        return changed;
 }
 
 
-void InsetTabular::getCursorPos(BufferView *,
-                               int & x, int & y) const
+void InsetTabular::getCursorPos(BufferView * bv, int & x, int & y) const
 {
-       x = cursor.x() - top_x;
-       y = cursor.y();
+       if (the_locking_inset) {
+               the_locking_inset->getCursorPos(bv, x, y);
+               return;
+       }
+       x = cursor_.x() - top_x;
+       y = cursor_.y();
 }
 
 
@@ -1187,7 +1314,7 @@ void InsetTabular::toggleInsetCursor(BufferView * bv)
        if (isCursorVisible())
                bv->hideLockedInsetCursor();
        else
-               bv->showLockedInsetCursor(cursor.x(), cursor.y(), asc, desc);
+               bv->showLockedInsetCursor(cursor_.x(), cursor_.y(), asc, desc);
        toggleCursorVisible();
 }
 
@@ -1199,9 +1326,9 @@ void InsetTabular::showInsetCursor(BufferView * bv, bool show)
        
                int const asc = lyxfont::maxAscent(font);
                int const desc = lyxfont::maxDescent(font);
-               bv->fitLockedInsetCursor(cursor.x(), cursor.y(), asc, desc);
+               bv->fitLockedInsetCursor(cursor_.x(), cursor_.y(), asc, desc);
                if (show)
-                       bv->showLockedInsetCursor(cursor.x(), cursor.y(), asc, desc);
+                       bv->showLockedInsetCursor(cursor_.x(), cursor_.y(), asc, desc);
                setCursorVisible(true);
        }
 }
@@ -1213,47 +1340,48 @@ void InsetTabular::hideInsetCursor(BufferView * bv)
                bv->hideLockedInsetCursor();
                setCursorVisible(false);
        }
-//    if (cursor_visible)
-//        ToggleInsetCursor(bv);
+}
+
+
+void InsetTabular::fitInsetCursor(BufferView * bv) const
+{
+       if (the_locking_inset) {
+               the_locking_inset->fitInsetCursor(bv);
+               return;
+       }
+       LyXFont font;
+       
+       int const asc = lyxfont::maxAscent(font);
+       int const desc = lyxfont::maxDescent(font);
+       bv->fitLockedInsetCursor(cursor_.x(), cursor_.y(), asc, desc);
 }
 
 
 void InsetTabular::setPos(BufferView * bv, int x, int y) const
 {
-       cursor.y(0);
+       cursor_.y(0);
        
        actcell = actrow = actcol = 0;
        int ly = tabular->GetDescentOfRow(actrow);
 
        // first search the right row
-       while((ly < y) && (actrow < tabular->rows())) {
-               cursor.y(cursor.y() + tabular->GetDescentOfRow(actrow) +
+       while ((ly < y) && ((actrow+1) < tabular->rows())) {
+               cursor_.y(cursor_.y() + tabular->GetDescentOfRow(actrow) +
                                 tabular->GetAscentOfRow(actrow + 1) +
                                 tabular->GetAdditionalHeight(actrow + 1));
                ++actrow;
-               ly = cursor.y() + tabular->GetDescentOfRow(actrow);
+               ly = cursor_.y() + tabular->GetDescentOfRow(actrow);
        }
        actcell = tabular->GetCellNumber(actrow, actcol);
 
        // now search the right column
        int lx = tabular->GetWidthOfColumn(actcell) -
                tabular->GetAdditionalWidth(actcell);
-#if 0
-#ifdef WITH_WARNINGS
-#warning Jürgen, can you rewrite this to _not_ use the sequencing operator. (Lgb)
-#endif
-       for (; !tabular->IsLastCellInRow(actcell) && (lx < x);
-            ++actcell,lx += tabular->GetWidthOfColumn(actcell) +
-                    tabular->GetAdditionalWidth(actcell - 1));
-#else
-       // Jürgen, you should check that this is correct. (Lgb)
        for (; !tabular->IsLastCellInRow(actcell) && lx < x; ++actcell) {
                lx += tabular->GetWidthOfColumn(actcell + 1)
                        + tabular->GetAdditionalWidth(actcell);
        }
-       
-#endif
-       cursor.x(lx - tabular->GetWidthOfColumn(actcell) + top_x + 2);
+       cursor_.x(lx - tabular->GetWidthOfColumn(actcell) + top_x + 2);
        resetPos(bv);
 }
 
@@ -1274,16 +1402,22 @@ int InsetTabular::getCellXPos(int cell) const
 
 void InsetTabular::resetPos(BufferView * bv) const
 {
-       if (!locked)
+       if (!locked || nodraw())
+               return;
+#warning This should be fixed in the right manner (20011128 Jug)
+       // fast hack to fix infinite repaintings!
+       if (in_reset_pos)
                return;
+       in_reset_pos = true;
+
        actcol = tabular->column_of_cell(actcell);
 
        int cell = 0;
        actrow = 0;
-       cursor.y(0);
+       cursor_.y(0);
        for (; (cell < actcell) && !tabular->IsLastRow(cell); ++cell) {
                if (tabular->IsLastCellInRow(cell)) {
-                       cursor.y(cursor.y() + tabular->GetDescentOfRow(actrow) +
+                       cursor_.y(cursor_.y() + tabular->GetDescentOfRow(actrow) +
                                         tabular->GetAscentOfRow(actrow + 1) +
                                         tabular->GetAdditionalHeight(actrow + 1));
                        ++actrow;
@@ -1291,9 +1425,9 @@ void InsetTabular::resetPos(BufferView * bv) const
        }
        static int const offset = ADD_TO_TABULAR_WIDTH + 2;
        int new_x = getCellXPos(actcell);
-       int old_x = cursor.x();
+       int old_x = cursor_.x();
        new_x += offset;
-       cursor.x(new_x);
+       cursor_.x(new_x);
 //    cursor.x(getCellXPos(actcell) + offset);
        if ((actcol < tabular->columns()-1) && scroll(false) &&
                (tabular->GetWidthOfTabular() < bv->workWidth()-20))
@@ -1303,7 +1437,7 @@ void InsetTabular::resetPos(BufferView * bv) const
        } else if (the_locking_inset &&
                 (tabular->GetWidthOfColumn(actcell) > bv->workWidth()-20))
        {
-               int xx = cursor.x() - offset + bv->text->getRealCursorX(bv);
+               int xx = cursor_.x() - offset + bv->text->getRealCursorX(bv);
                if (xx > (bv->workWidth()-20)) {
                        scroll(bv, -(xx - bv->workWidth() + 60));
                        updateLocal(bv, FULL, false);
@@ -1315,19 +1449,23 @@ void InsetTabular::resetPos(BufferView * bv) const
                        scroll(bv, xx);
                        updateLocal(bv, FULL, false);
                }
-       } else if ((cursor.x() - offset) > 20 &&
-                  (cursor.x() - offset + tabular->GetWidthOfColumn(actcell))
+       } else if ((cursor_.x() - offset) > 20 &&
+                  (cursor_.x() - offset + tabular->GetWidthOfColumn(actcell))
                   > (bv->workWidth() - 20)) {
                scroll(bv, -tabular->GetWidthOfColumn(actcell) - 20);
                updateLocal(bv, FULL, false);
-       } else if ((cursor.x() - offset) < 20) {
-               scroll(bv, 20 - cursor.x() + offset);
+       } else if ((cursor_.x() - offset) < 20) {
+               scroll(bv, 20 - cursor_.x() + offset);
                updateLocal(bv, FULL, false);
        } else if (scroll(false) && top_x > 20 &&
                   (top_x + tabular->GetWidthOfTabular()) > (bv->workWidth() - 20)) {
-               scroll(bv, old_x - cursor.x());
+               scroll(bv, old_x - cursor_.x());
                updateLocal(bv, FULL, false);
        }
+       if (the_locking_inset) {
+               inset_x = cursor_.x() - top_x + tabular->GetBeginningOfTextInCell(actcell);
+               inset_y = cursor_.y();
+       }
        if ((!the_locking_inset ||
             !the_locking_inset->getFirstLockingInsetOfType(TABULAR_CODE)) &&
            actcell != oldcell) {
@@ -1335,6 +1473,7 @@ void InsetTabular::resetPos(BufferView * bv) const
                bv->owner()->getDialogs()->updateTabular(inset);
                oldcell = actcell;
        }
+       in_reset_pos = false;
 }
 
 
@@ -1347,7 +1486,7 @@ UpdatableInset::RESULT InsetTabular::moveRight(BufferView * bv, bool lock)
                bool moved = isRightToLeft(bv)
                        ? movePrevCell(bv) : moveNextCell(bv);
                if (!moved)
-                       return FINISHED;
+                       return FINISHED_RIGHT;
                if (lock && activateCellInset(bv))
                        return DISPATCHED;
        }
@@ -1375,14 +1514,14 @@ UpdatableInset::RESULT InsetTabular::moveUp(BufferView * bv, bool lock)
        int const ocell = actcell;
        actcell = tabular->GetCellAbove(actcell);
        if (actcell == ocell) // we moved out of the inset
-               return FINISHED;
+               return FINISHED_UP;
        resetPos(bv);
        if (lock) {
                int x = 0;
                int y = 0;
                if (old_locking_inset) {
                        old_locking_inset->getCursorPos(bv, x, y);
-                       x -= cursor.x() + tabular->GetBeginningOfTextInCell(actcell);
+                       x -= cursor_.x() + tabular->GetBeginningOfTextInCell(actcell);
                }
                if (activateCellInset(bv, x, 0))
                        return DISPATCHED;
@@ -1396,14 +1535,14 @@ UpdatableInset::RESULT InsetTabular::moveDown(BufferView * bv, bool lock)
        int const ocell = actcell;
        actcell = tabular->GetCellBelow(actcell);
        if (actcell == ocell) // we moved out of the inset
-               return FINISHED;
+               return FINISHED_DOWN;
        resetPos(bv);
        if (lock) {
                int x = 0;
                int y = 0;
                if (old_locking_inset) {
                        old_locking_inset->getCursorPos(bv, x, y);
-                       x -= cursor.x() + tabular->GetBeginningOfTextInCell(actcell);
+                       x -= cursor_.x() + tabular->GetBeginningOfTextInCell(actcell);
                }
                if (activateCellInset(bv, x, 0))
                        return DISPATCHED;
@@ -1432,7 +1571,7 @@ bool InsetTabular::moveNextCell(BufferView * bv, bool lock)
                ++actcell;
        }
        if (lock) {
-               bool rtl = tabular->GetCellInset(actcell)->par->
+               bool rtl = tabular->GetCellInset(actcell)->paragraph()->
                        isRightToLeftPar(bv->buffer()->params);
                activateCellInset(bv, 0, 0, 0, !rtl);
        }
@@ -1461,7 +1600,7 @@ bool InsetTabular::movePrevCell(BufferView * bv, bool lock)
                --actcell;
        }
        if (lock) {
-               bool rtl = tabular->GetCellInset(actcell)->par->
+               bool rtl = tabular->GetCellInset(actcell)->paragraph()->
                        isRightToLeftPar(bv->buffer()->params);
                activateCellInset(bv, 0, 0, 0, !rtl);
        }
@@ -1470,9 +1609,8 @@ bool InsetTabular::movePrevCell(BufferView * bv, bool lock)
 }
 
 
-bool InsetTabular::Delete()
+bool InsetTabular::deletable() const
 {
-#warning Is this func correctly named? Or should it be "deletable"?
        return true;
 }
 
@@ -1481,17 +1619,15 @@ void InsetTabular::setFont(BufferView * bv, LyXFont const & font, bool tall,
                            bool selectall)
 {
        if (selectall) {
-               sel_cell_start = 0;
-               sel_cell_end = tabular->GetNumberOfCells() - 1;
+               setSelection(0, tabular->GetNumberOfCells() - 1);
        }
        if (hasSelection()) {
-               bool frozen;
-               bv->text->setUndo(bv->buffer(), Undo::EDIT,
-                                 bv->text->cursor.par()->previous(),
-                                 bv->text->cursor.par()->next());
-               frozen = bv->text->undo_frozen;
+               setUndo(bv, Undo::EDIT,
+                       bv->text->cursor.par(),
+                       bv->text->cursor.par()->next());
+               bool frozen = undo_frozen;
                if (!frozen)
-                       bv->text->freezeUndo();
+                       freezeUndo();
                // apply the fontchange on the whole selection
                int sel_row_start;
                int sel_row_end;
@@ -1504,7 +1640,7 @@ void InsetTabular::setFont(BufferView * bv, LyXFont const & font, bool tall,
                        }
                }
                if (!frozen)
-                       bv->text->unFreezeUndo();
+                       unFreezeUndo();
                updateLocal(bv, INIT, true);
        }
        if (the_locking_inset)
@@ -1536,10 +1672,28 @@ bool InsetTabular::tabularFeatures(BufferView * bv, string const & what)
        return true;
 }
 
+static void checkLongtableSpecial(LyXTabular::ltType & ltt,
+                                  string const & special, bool & flag)
+{
+       if (special == "dl_above") {
+               ltt.topDL = flag;
+               ltt.set = false;
+       } else if (special == "dl_below") {
+               ltt.bottomDL = flag;
+               ltt.set = false;
+       } else if (special == "empty") {
+               ltt.empty = flag;
+               ltt.set = false;
+       } else if (flag) {
+               ltt.empty = false;
+               ltt.set = true;
+       }
+}
+
 
 void InsetTabular::tabularFeatures(BufferView * bv,
-                                  LyXTabular::Feature feature,
-                                  string const & value)
+                                   LyXTabular::Feature feature,
+                                   string const & value)
 {
        int sel_col_start;
        int sel_col_end;
@@ -1552,27 +1706,27 @@ void InsetTabular::tabularFeatures(BufferView * bv,
        switch (feature) {
        case LyXTabular::M_ALIGN_LEFT:
        case LyXTabular::ALIGN_LEFT:
-               setAlign=LYX_ALIGN_LEFT;
+               setAlign = LYX_ALIGN_LEFT;
                break;
        case LyXTabular::M_ALIGN_RIGHT:
        case LyXTabular::ALIGN_RIGHT:
-               setAlign=LYX_ALIGN_RIGHT;
+               setAlign = LYX_ALIGN_RIGHT;
                break;
        case LyXTabular::M_ALIGN_CENTER:
        case LyXTabular::ALIGN_CENTER:
-               setAlign=LYX_ALIGN_CENTER;
+               setAlign = LYX_ALIGN_CENTER;
                break;
        case LyXTabular::M_VALIGN_TOP:
        case LyXTabular::VALIGN_TOP:
-               setVAlign=LyXTabular::LYX_VALIGN_TOP;
+               setVAlign = LyXTabular::LYX_VALIGN_TOP;
                break;
        case LyXTabular::M_VALIGN_BOTTOM:
        case LyXTabular::VALIGN_BOTTOM:
-               setVAlign=LyXTabular::LYX_VALIGN_BOTTOM;
+               setVAlign = LyXTabular::LYX_VALIGN_BOTTOM;
                break;
        case LyXTabular::M_VALIGN_CENTER:
        case LyXTabular::VALIGN_CENTER:
-               setVAlign=LyXTabular::LYX_VALIGN_CENTER;
+               setVAlign = LyXTabular::LYX_VALIGN_CENTER;
                break;
        default:
                break;
@@ -1583,23 +1737,28 @@ void InsetTabular::tabularFeatures(BufferView * bv,
                sel_col_start = sel_col_end = tabular->column_of_cell(actcell);
                sel_row_start = sel_row_end = tabular->row_of_cell(actcell);
        }
-       bv->text->setUndo(bv->buffer(), Undo::FINISH,
-                         bv->text->cursor.par()->previous(),
-                         bv->text->cursor.par()->next());
+       setUndo(bv, Undo::FINISH,
+               bv->text->cursor.par(),
+               bv->text->cursor.par()->next());
 
-       int row = tabular->row_of_cell(actcell);
+       int row =  tabular->row_of_cell(actcell);
        int column = tabular->column_of_cell(actcell);
        bool flag = true;
+       LyXTabular::ltType ltt;
        
        switch (feature) {
        case LyXTabular::SET_PWIDTH:
        {
-               bool const update = (tabular->GetColumnPWidth(actcell) != value);
-               tabular->SetColumnPWidth(actcell,value);
+               LyXLength const vallen(value);
+               LyXLength const & tmplen = tabular->GetColumnPWidth(actcell);
+               
+               bool const update = (tmplen != vallen);
+               tabular->SetColumnPWidth(actcell, vallen);
                if (update) {
+                       int cell;
                        for (int i = 0; i < tabular->rows(); ++i) {
-                               tabular->GetCellInset(tabular->GetCellNumber(i, column))->
-                                       resizeLyXText(bv);
+                               cell = tabular->GetCellNumber(i,column);
+                               tabular->GetCellInset(cell)->resizeLyXText(bv);
                        }
                        updateLocal(bv, INIT, true);
                }
@@ -1607,8 +1766,11 @@ void InsetTabular::tabularFeatures(BufferView * bv,
        break;
        case LyXTabular::SET_MPWIDTH:
        {
-               bool const update = (tabular->GetPWidth(actcell) != value);
-               tabular->SetMColumnPWidth(actcell,value);
+               LyXLength const vallen(value);
+               LyXLength const & tmplen = tabular->GetPWidth(actcell);
+               
+               bool const update = (tmplen != vallen);
+               tabular->SetMColumnPWidth(actcell, vallen);
                if (update) {
                        for (int i = 0; i < tabular->rows(); ++i) {
                                tabular->GetCellInset(tabular->GetCellNumber(i, column))->
@@ -1621,6 +1783,7 @@ void InsetTabular::tabularFeatures(BufferView * bv,
        case LyXTabular::SET_SPECIAL_COLUMN:
        case LyXTabular::SET_SPECIAL_MULTI:
                tabular->SetAlignSpecial(actcell,value,feature);
+               updateLocal(bv, FULL, true);
                break;
        case LyXTabular::APPEND_ROW:
                // append the row into the tabular
@@ -1637,19 +1800,23 @@ void InsetTabular::tabularFeatures(BufferView * bv,
                break;
        case LyXTabular::DELETE_ROW:
                unlockInsetInInset(bv, the_locking_inset);
-               tabular->DeleteRow(tabular->row_of_cell(actcell));
-               if ((row+1) > tabular->rows())
-                       --row;
-               actcell = tabular->GetCellNumber(row, column);
+               for(int i = sel_row_start; i <= sel_row_end; ++i) {
+                       tabular->DeleteRow(sel_row_start);
+               }
+               if (sel_row_start >= tabular->rows())
+                       --sel_row_start;
+               actcell = tabular->GetCellNumber(sel_row_start, column);
                clearSelection();
                updateLocal(bv, INIT, true);
                break;
        case LyXTabular::DELETE_COLUMN:
                unlockInsetInInset(bv, the_locking_inset);
-               tabular->DeleteColumn(tabular->column_of_cell(actcell));
-               if ((column+1) > tabular->columns())
-                       --column;
-               actcell = tabular->GetCellNumber(row, column);
+               for(int i = sel_col_start; i <= sel_col_end; ++i) {
+                       tabular->DeleteColumn(sel_col_start);
+               }
+               if (sel_col_start >= tabular->columns())
+                       --sel_col_start;
+               actcell = tabular->GetCellNumber(row, sel_col_start);
                clearSelection();
                updateLocal(bv, INIT, true);
                break;
@@ -1744,7 +1911,7 @@ void InsetTabular::tabularFeatures(BufferView * bv,
        case LyXTabular::MULTICOLUMN:
        {
                if (sel_row_start != sel_row_end) {
-                       WriteAlert(_("Impossible Operation!"), 
+                       Alert::alert(_("Impossible Operation!"), 
                                   _("Multicolumns can only be horizontally."), 
                                   _("Sorry."));
                        return;
@@ -1775,7 +1942,7 @@ void InsetTabular::tabularFeatures(BufferView * bv,
                }
                tabular->SetMultiColumn(s_start, s_end - s_start + 1);
                actcell = s_start;
-               sel_cell_end = sel_cell_start;
+               clearSelection();
                updateLocal(bv, INIT, true);
                break;
        }
@@ -1826,22 +1993,38 @@ void InsetTabular::tabularFeatures(BufferView * bv,
                                        tabular->GetCellNumber(i, j), val);
                break;
        }
+       case LyXTabular::UNSET_LTFIRSTHEAD:
+               flag = false;
        case LyXTabular::SET_LTFIRSTHEAD:
-               tabular->SetLTHead(actcell, true);
+               (void)tabular->GetRowOfLTFirstHead(row, ltt);
+               checkLongtableSpecial(ltt, value, flag);
+               tabular->SetLTHead(row, flag, ltt, true);
                break;
+       case LyXTabular::UNSET_LTHEAD:
+               flag = false;
        case LyXTabular::SET_LTHEAD:
-               tabular->SetLTHead(actcell, false);
+               (void)tabular->GetRowOfLTHead(row, ltt);
+               checkLongtableSpecial(ltt, value, flag);
+               tabular->SetLTHead(row, flag, ltt, false);
                break;
+       case LyXTabular::UNSET_LTFOOT:
+               flag = false;
        case LyXTabular::SET_LTFOOT:
-               tabular->SetLTFoot(actcell, false);
+               (void)tabular->GetRowOfLTFoot(row, ltt);
+               checkLongtableSpecial(ltt, value, flag);
+               tabular->SetLTFoot(row, flag, ltt, false);
                break;
+       case LyXTabular::UNSET_LTLASTFOOT:
+               flag = false;
        case LyXTabular::SET_LTLASTFOOT:
-               tabular->SetLTFoot(actcell, true);
+               (void)tabular->GetRowOfLTLastFoot(row, ltt);
+               checkLongtableSpecial(ltt, value, flag);
+               tabular->SetLTFoot(row, flag, ltt, true);
                break;
        case LyXTabular::SET_LTNEWPAGE:
        {
-               bool what = !tabular->GetLTNewPage(actcell);
-               tabular->SetLTNewPage(actcell, what);
+               bool what = !tabular->GetLTNewPage(row);
+               tabular->SetLTNewPage(row, what);
                break;
        }
        // dummy stuff just to avoid warnings
@@ -1874,9 +2057,9 @@ bool InsetTabular::activateCellInset(BufferView * bv, int x, int y, int button,
 bool InsetTabular::activateCellInsetAbs(BufferView * bv, int x, int y,
                                        int button)
 {
-       inset_x = cursor.x()
+       inset_x = cursor_.x()
                - top_x + tabular->GetBeginningOfTextInCell(actcell);
-       inset_y = cursor.y();
+       inset_y = cursor_.y();
        return activateCellInset(bv, x - inset_x, y - inset_y, button);
 }
 
@@ -1884,7 +2067,7 @@ bool InsetTabular::activateCellInsetAbs(BufferView * bv, int x, int y,
 bool InsetTabular::insetHit(BufferView *, int x, int) const
 {
        return (x + top_x)
-               > (cursor.x() + tabular->GetBeginningOfTextInCell(actcell));
+               > (cursor_.x() + tabular->GetBeginningOfTextInCell(actcell));
 }
 
 
@@ -1892,39 +2075,42 @@ bool InsetTabular::insetHit(BufferView *, int x, int) const
 // in pixels if we have a pwidth for this cell.
 int InsetTabular::getMaxWidthOfCell(BufferView * bv, int cell) const
 {
-       string const s = tabular->GetPWidth(cell);
+       LyXLength const len = tabular->GetPWidth(cell);
        
-       if (s.empty())
+       if (len.zero())
                return -1;
-       return VSpace(s).inPixels(bv);
+#ifdef WITH_WARNINGS
+#warning Remove use of VSpace as soon as LyXLength::inPixels exists (JMarc)
+#endif
+       return VSpace(len).inPixels(bv);
 }
 
 
 int InsetTabular::getMaxWidth(BufferView * bv,
-                             UpdatableInset const * inset) const
+                              UpdatableInset const * inset) const
 {
        int cell = tabular->cur_cell;
        if (tabular->GetCellInset(cell) != inset) {
-                       cell = actcell;
-                       if (tabular->GetCellInset(cell) != inset) {
-                                       lyxerr << "Actcell not equal to actual cell!" << std::endl;
-                                       //raise(SIGSTOP);
-                                       cell = -1;
-                       }
+               cell = actcell;
+               if (tabular->GetCellInset(cell) != inset) {
+                       
+                       lyxerr[Debug::INSETTEXT] << "Actcell not equal to actual cell!\n";
+                       cell = -1;
+               }
        }
        
        int const n = tabular->GetNumberOfCells();
 
        if (cell == -1) {
-               cell = 0;
-               for (; cell < n; ++cell) {
+               for (cell = 0; cell < n; ++cell) {
                        if (tabular->GetCellInset(cell) == inset)
                                break;
                }
        }
        
        if (cell >= n) {
-                       return -1;
+               lyxerr << "Own inset not found, shouldn't really happen!\n";
+               return -1;
        }
        
        int w = getMaxWidthOfCell(bv, cell);
@@ -1957,10 +2143,19 @@ void InsetTabular::resizeLyXText(BufferView * bv, bool force) const
 
 
 LyXText * InsetTabular::getLyXText(BufferView const * bv,
-                                  bool const recursive) const
+                                   bool const recursive) const
 {
        if (the_locking_inset)
                return the_locking_inset->getLyXText(bv, recursive);
+#if 0
+       // if we're locked lock the actual insettext and return it's LyXText!!!
+       if (locked) {
+               UpdatableInset * inset =
+                       static_cast<UpdatableInset*>(tabular->GetCellInset(actcell));
+               inset->edit(const_cast<BufferView *>(bv), 0,  0, 0);
+               return the_locking_inset->getLyXText(bv, recursive);
+       }
+#endif
        return Inset::getLyXText(bv, recursive);
 }
 
@@ -1988,6 +2183,7 @@ void InsetTabular::openLayoutDialog(BufferView * bv) const
                const_cast<InsetTabular *>(this));
 }
 
+
 //
 // functions returns:
 // 0 ... disabled
@@ -2018,6 +2214,7 @@ func_status::value_type InsetTabular::getStatus(string const & what) const
        int sel_row_start;
        int sel_row_end;
        int dummy;
+       LyXTabular::ltType dummyltt;
        bool flag = true;
 
        if (hasSelection()) {
@@ -2172,31 +2369,31 @@ func_status::value_type InsetTabular::getStatus(string const & what) const
                        status |= func_status::ToggleOff;
                break;
        case LyXTabular::SET_LTFIRSTHEAD:
-               if (tabular->GetRowOfLTHead(actcell, dummy))
+               if (tabular->GetRowOfLTHead(sel_row_start, dummyltt))
                        status |= func_status::ToggleOn;
                else
                        status |= func_status::ToggleOff;
                break;
        case LyXTabular::SET_LTHEAD:
-               if (tabular->GetRowOfLTHead(actcell, dummy))
+               if (tabular->GetRowOfLTHead(sel_row_start, dummyltt))
                        status |= func_status::ToggleOn;
                else
                        status |= func_status::ToggleOff;
                break;
        case LyXTabular::SET_LTFOOT:
-               if (tabular->GetRowOfLTFoot(actcell, dummy))
+               if (tabular->GetRowOfLTFoot(sel_row_start, dummyltt))
                        status |= func_status::ToggleOn;
                else
                        status |= func_status::ToggleOff;
                break;
        case LyXTabular::SET_LTLASTFOOT:
-               if (tabular->GetRowOfLTFoot(actcell, dummy))
+               if (tabular->GetRowOfLTFoot(sel_row_start, dummyltt))
                        status |= func_status::ToggleOn;
                else
                        status |= func_status::ToggleOff;
                break;
        case LyXTabular::SET_LTNEWPAGE:
-               if (tabular->GetLTNewPage(actcell))
+               if (tabular->GetLTNewPage(sel_row_start))
                        status |= func_status::ToggleOn;
                else
                        status |= func_status::ToggleOff;
@@ -2241,10 +2438,10 @@ bool InsetTabular::copySelection(BufferView * bv)
        paste_tabular = new LyXTabular(this, *tabular); // rows, columns);
        for (int i = 0; i < sel_row_start; ++i)
                paste_tabular->DeleteRow(0);
-       while(paste_tabular->rows() > rows)
+       while (paste_tabular->rows() > rows)
                paste_tabular->DeleteRow(rows);
        paste_tabular->SetTopLine(0, true, true);
-       paste_tabular->SetBottomLine(paste_tabular->GetFirstCellInRow(rows-1),
+       paste_tabular->SetBottomLine(paste_tabular->GetFirstCellInRow(rows - 1),
                                     true, true);
        for (int i = 0; i < sel_col_start; ++i)
                paste_tabular->DeleteColumn(0);
@@ -2255,7 +2452,8 @@ bool InsetTabular::copySelection(BufferView * bv)
                                    true, true);
 
        ostringstream sstr;
-       paste_tabular->Ascii(bv->buffer(), sstr);
+       paste_tabular->ascii(bv->buffer(), sstr,
+                            (int)parOwner()->params().depth(), true, '\t');
        bv->stuffClipboard(sstr.str().c_str());
        return true;
 }
@@ -2299,11 +2497,6 @@ bool InsetTabular::cutSelection()
        if (!hasSelection())
                return false;
 
-       //int sel_col_start;
-       //int sel_col_end;
-       //int sel_row_start;
-       //int sel_row_end;
-
        int sel_col_start = tabular->column_of_cell(sel_cell_start);
        int sel_col_end = tabular->column_of_cell(sel_cell_end);
        if (sel_col_start > sel_col_end) {
@@ -2315,15 +2508,9 @@ bool InsetTabular::cutSelection()
        int sel_row_start = tabular->row_of_cell(sel_cell_start);
        int sel_row_end = tabular->row_of_cell(sel_cell_end);
        if (sel_row_start > sel_row_end) {
-               //int tmp = sel_row_start;
-               //sel_row_start = sel_row_end;
-               //sel_row_end = tmp;
                swap(sel_row_start, sel_row_end);
        }
        if (sel_cell_start > sel_cell_end) {
-               //int tmp = sel_cell_start;
-               //sel_cell_start = sel_cell_end;
-               //sel_cell_end = tmp;
                swap(sel_cell_start, sel_cell_end);
        }
        for (int i = sel_row_start; i <= sel_row_end; ++i) {
@@ -2366,24 +2553,203 @@ bool InsetTabular::doClearArea() const
 }
 
 
-void InsetTabular::getSelection(int & srow, int & erow, int & scol, int & ecol) const
+void InsetTabular::getSelection(int & srow, int & erow,
+                               int & scol, int & ecol) const
 {
-               srow = tabular->row_of_cell(sel_cell_start);
-               erow = tabular->row_of_cell(sel_cell_end);
-               if (srow > erow)
-                       swap(srow, erow);
+       int const start = hasSelection() ? sel_cell_start : actcell;
+       int const end = hasSelection() ? sel_cell_end : actcell;
+       srow = tabular->row_of_cell(start);
+       erow = tabular->row_of_cell(end);
+       if (srow > erow) {
+               swap(srow, erow);
+       }
 
-               scol = tabular->column_of_cell(sel_cell_start);
-               ecol = tabular->column_of_cell(sel_cell_end);
-               if (scol > ecol)
-                       swap(scol, ecol);
-               else
-                       ecol = tabular->right_column_of_cell(sel_cell_end);
+       scol = tabular->column_of_cell(start);
+       ecol = tabular->column_of_cell(end);
+       if (scol > ecol) {
+               swap(scol, ecol);
+       } else {
+               ecol = tabular->right_column_of_cell(end);
+       }
 }
 
-/* Emacs:
- * Local variables:
- * tab-width: 4
- * End:
- * vi:set tabstop=4:
- */
+
+Paragraph * InsetTabular::getParFromID(int id) const
+{
+       Paragraph * result;
+       for(int i = 0; i < tabular->rows(); ++i) {
+               for(int j = 0; j < tabular->columns(); ++j) {
+                       if ((result = tabular->GetCellInset(i, j)->getParFromID(id)))
+                               return result;
+               }
+       }
+       return 0;
+}
+
+
+Paragraph * InsetTabular::firstParagraph() const
+{
+       if (the_locking_inset)
+               return the_locking_inset->firstParagraph();
+       return 0;
+}
+
+
+Paragraph * InsetTabular::getFirstParagraph(int i) const
+{
+       return (i < tabular->GetNumberOfCells())
+               ? tabular->GetCellInset(i)->getFirstParagraph(0)
+               : 0;
+}
+
+
+LyXCursor const & InsetTabular::cursor(BufferView * bv) const
+{
+       if (the_locking_inset)
+               return the_locking_inset->cursor(bv);
+       return Inset::cursor(bv);
+}
+
+
+Inset * InsetTabular::getInsetFromID(int id_arg) const
+{
+       if (id_arg == id())
+               return const_cast<InsetTabular *>(this);
+
+       Inset * result;
+       for(int i = 0; i < tabular->rows(); ++i) {
+               for(int j = 0; j < tabular->columns(); ++j) {
+                       if ((result = tabular->GetCellInset(i, j)->getInsetFromID(id_arg)))
+                               return result;
+               }
+       }
+       return 0;
+}
+
+
+string const
+InsetTabular::selectNextWordToSpellcheck(BufferView * bv, float & value) const
+{
+       if (the_locking_inset) {
+               string const str(the_locking_inset->selectNextWordToSpellcheck(bv, value));
+               if (!str.empty())
+                       return str;
+               if (tabular->IsLastCell(actcell)) {
+                       bv->unlockInset(const_cast<InsetTabular *>(this));
+                       return string();
+               }
+               ++actcell;
+       }
+       nodraw(true);
+       // otherwise we have to lock the next inset and ask for it's selecttion
+       UpdatableInset * inset =
+               static_cast<UpdatableInset*>(tabular->GetCellInset(actcell));
+       inset->edit(bv, 0,  0, 0);
+       string const str(selectNextWordInt(bv, value));
+       nodraw(false);
+       if (!str.empty())
+               resetPos(bv);
+       return str;
+}
+
+
+string InsetTabular::selectNextWordInt(BufferView * bv, float & value) const
+{
+       // when entering this function the inset should be ALWAYS locked!
+       lyx::Assert(the_locking_inset);
+
+       string const str(the_locking_inset->selectNextWordToSpellcheck(bv, value));
+       if (!str.empty())
+               return str;
+
+       if (tabular->IsLastCell(actcell)) {
+               bv->unlockInset(const_cast<InsetTabular *>(this));
+               return string();
+       }
+       
+       // otherwise we have to lock the next inset and ask for it's selecttion
+       UpdatableInset * inset =
+               static_cast<UpdatableInset*>(tabular->GetCellInset(++actcell));
+       inset->edit(bv);
+       return selectNextWordInt(bv, value);
+}
+
+
+void InsetTabular::selectSelectedWord(BufferView * bv)
+{
+       if (the_locking_inset) {
+               the_locking_inset->selectSelectedWord(bv);
+               return;
+       }
+       return;
+}
+
+
+void InsetTabular::toggleSelection(BufferView * bv, bool kill_selection)
+{
+       if (the_locking_inset) {
+               the_locking_inset->toggleSelection(bv, kill_selection);
+       }
+}
+
+
+bool InsetTabular::searchForward(BufferView * bv, string const & str,
+                                 bool const & cs, bool const & mw)
+{
+       if (the_locking_inset) {
+               if (the_locking_inset->searchForward(bv, str, cs, mw))
+                       return true;
+               if (tabular->IsLastCell(actcell)) {
+                       bv->unlockInset(const_cast<InsetTabular *>(this));
+                       return false;
+               }
+               ++actcell;
+       }
+       // otherwise we have to lock the next inset and search there
+       UpdatableInset * inset =
+               static_cast<UpdatableInset*>(tabular->GetCellInset(actcell));
+       inset->edit(bv);
+#if 0
+       bool const res = searchForward(bv, str, cs, mw);
+       updateLocal(bv, NONE, false);
+       bv->updateInset(const_cast<InsetTabular *>(this), false);
+       return res;
+#else
+       return searchForward(bv, str, cs, mw);
+#endif
+}
+
+
+bool InsetTabular::searchBackward(BufferView * bv, string const & str,
+                               bool const & cs, bool const & mw)
+{
+       if (the_locking_inset) {
+               if (the_locking_inset->searchBackward(bv, str, cs, mw))
+                       return true;
+               if (!actcell) { // we are already in the first cell
+                       bv->unlockInset(const_cast<InsetTabular *>(this));
+                       return false;
+               }
+               --actcell;
+       }
+       // otherwise we have to lock the next inset and search there
+       UpdatableInset * inset =
+               static_cast<UpdatableInset*>(tabular->GetCellInset(actcell));
+       inset->edit(bv, false);
+#if 0
+       bool const res = searchBackward(bv, str, cs, mw);
+       bv->updateInset(const_cast<InsetTabular *>(this), false);
+       return res;
+#else
+       return searchBackward(bv, str, cs, mw);
+#endif
+}
+
+
+bool InsetTabular::insetAllowed(Inset::Code code) const
+{
+       if (the_locking_inset)
+               return the_locking_inset->insetAllowed(code);
+       return false;
+}