]> git.lyx.org Git - lyx.git/blobdiff - src/paragraph.C
Fixed rowbreaking for "character"-insets and ignore all paragraph attributes
[lyx.git] / src / paragraph.C
index 36d87fbc28bbd45290ebf0e5325d3f29eef533f7..2e3a09feb90743f57049f9464cc9308d89bdad66 100644 (file)
 #pragma implementation
 #endif
 
-#include <algorithm>
-#include <fstream>
-#include <csignal>
-
 #include "paragraph.h"
 #include "paragraph_pimpl.h"
-#include "support/textutils.h"
 #include "lyxrc.h"
 #include "layout.h"
 #include "language.h"
 #include "tex-strings.h"
 #include "buffer.h"
 #include "bufferparams.h"
-#include "support/FileInfo.h"
-#include "support/LAssert.h"
 #include "debug.h"
 #include "LaTeXFeatures.h"
-#include "insets/insetinclude.h"
-#include "insets/insetbib.h"
-#include "insets/insettext.h"
-#include "support/filetools.h"
-#include "support/lstrings.h"
 #include "lyx_gui_misc.h"
 #include "texrow.h"
-#include "support/lyxmanip.h"
 #include "BufferView.h"
 #include "encoding.h"
 #include "ParameterStruct.h"
 #include "gettext.h"
+#include "lyxtextclasslist.h"
+
+#include "insets/insetinclude.h"
+#include "insets/insetbib.h"
+#include "insets/insettext.h"
+
+#include "support/filetools.h"
+#include "support/lstrings.h"
+#include "support/lyxmanip.h"
+#include "support/FileInfo.h"
+#include "support/LAssert.h"
+#include "support/textutils.h"
+
+#include <algorithm>
+#include <fstream>
+#include <csignal>
 
 using std::ostream;
 using std::endl;
@@ -52,6 +55,9 @@ using std::lower_bound;
 using std::upper_bound;
 using std::reverse;
 
+using lyx::pos_type;
+using lyx::layout_type;
+
 int tex_code_break_column = 72;  // needs non-zero initialization. set later.
 // this is a bad idea, but how can Paragraph find its buffer to get
 // parameters? (JMarc)
@@ -73,21 +79,22 @@ extern BufferView * current_view;
 
 
 Paragraph::Paragraph()
-               : pimpl_(new Paragraph::Pimpl(this))
+       : layout(0), pimpl_(new Paragraph::Pimpl(this))
 {
-       for (int i = 0; i < 10; ++i) setCounter(i , 0);
+       for (int i = 0; i < 10; ++i)
+               setCounter(i, 0);
        next_ = 0;
        previous_ = 0;
        enumdepth = 0;
        itemdepth = 0;
-        bibkey = 0; // ale970302
+       bibkey = 0; // ale970302
        clear();
 }
 
 
-// This konstruktor inserts the new paragraph in a list.
+// This constructor inserts the new paragraph in a list.
 Paragraph::Paragraph(Paragraph * par)
-               : pimpl_(new Paragraph::Pimpl(this))
+       : layout(0), pimpl_(new Paragraph::Pimpl(this))
 {
        for (int i = 0; i < 10; ++i)
                setCounter(i, 0);
@@ -102,27 +109,27 @@ Paragraph::Paragraph(Paragraph * par)
        previous_->next_ = this;
        // end
 
-        bibkey = 0; // ale970302        
-    
+       bibkey = 0; // ale970302        
+
        clear();
 }
 
 
 Paragraph::Paragraph(Paragraph const & lp, bool same_ids)
-       : pimpl_(new Paragraph::Pimpl(*lp.pimpl_, this, same_ids))
+       : layout(0), pimpl_(new Paragraph::Pimpl(*lp.pimpl_, this, same_ids))
 {
        for (int i = 0; i < 10; ++i)
-               setCounter(i , 0);
+               setCounter(i, 0);
        enumdepth = 0;
        itemdepth = 0;
-       next_ = 0;
+       next_     = 0;
        previous_ = 0;
 
        // this is because of the dummy layout of the paragraphs that
        // follow footnotes
        layout = lp.layout;
 
-        // ale970302
+       // ale970302
        if (lp.bibkey) {
                bibkey = static_cast<InsetBibKey *>
                        (lp.bibkey->clone(*current_view->buffer()));
@@ -131,12 +138,13 @@ Paragraph::Paragraph(Paragraph const & lp, bool same_ids)
        }
        
        // copy everything behind the break-position to the new paragraph
-
        insetlist = lp.insetlist;
        for (InsetList::iterator it = insetlist.begin();
             it != insetlist.end(); ++it)
        {
                it->inset = it->inset->clone(*current_view->buffer(), same_ids);
+               // tell the new inset who is the boss now
+               it->inset->parOwner(this);
        }
 }
 
@@ -154,7 +162,7 @@ Paragraph::~Paragraph()
                delete it->inset;
        }
 
-        // ale970302
+       // ale970302
        delete bibkey;
 
        delete pimpl_;
@@ -243,7 +251,7 @@ void Paragraph::writeFile(Buffer const * buf, ostream & os,
        LyXFont font1(LyXFont::ALL_INHERIT, bparams.language);
        
        int column = 0;
-       for (size_type i = 0; i < size(); ++i) {
+       for (pos_type i = 0; i < size(); ++i) {
                if (!i) {
                        os << "\n";
                        column = 0;
@@ -329,12 +337,12 @@ void Paragraph::validate(LaTeXFeatures & features) const
 
        // check the params.
        if (params().lineTop() || params().lineBottom())
-               features.lyxline = true;
+               features.require("lyxline");
        if (!params().spacing().isDefault())
-               features.setspace = true;
+               features.require("setspace");
        
        // then the layouts
-       features.layout[getLayout()] = true;
+       features.useLayout(getLayout());
 
        // then the fonts
        Language const * doc_language = bparams.language;
@@ -345,7 +353,7 @@ void Paragraph::validate(LaTeXFeatures & features) const
                        lyxerr[Debug::LATEX] << "font.noun: "
                                             << cit->font().noun()
                                             << endl;
-                       features.noun = true;
+                       features.require("noun");
                        lyxerr[Debug::LATEX] << "Noun enabled. Font: "
                                             << cit->font().stateText(0)
                                             << endl;
@@ -360,7 +368,7 @@ void Paragraph::validate(LaTeXFeatures & features) const
                case LColor::note:
                        break;
                default:
-                       features.color = true;
+                       features.require("color");
                        lyxerr[Debug::LATEX] << "Color enabled. Font: "
                                             << cit->font().stateText(0)
                                             << endl;
@@ -374,7 +382,7 @@ void Paragraph::validate(LaTeXFeatures & features) const
 #endif
                    language != latex_language)
                {
-                       features.UsedLanguages.insert(language);
+                       features.useLanguage(language);
                        lyxerr[Debug::LATEX] << "Found language "
                                             << language->babel() << endl;
                }
@@ -382,8 +390,7 @@ void Paragraph::validate(LaTeXFeatures & features) const
 
        // then the insets
        LyXLayout const & layout =
-                textclasslist.Style(bparams.textclass,
-                                    getLayout());
+             textclasslist.Style(bparams.textclass, getLayout());
 
        for (InsetList::const_iterator cit = insetlist.begin();
             cit != insetlist.end(); ++cit) {
@@ -391,15 +398,14 @@ void Paragraph::validate(LaTeXFeatures & features) const
                        cit->inset->validate(features);
                        if (layout.needprotect &&
                            cit->inset->lyxCode() == Inset::FOOT_CODE)
-                               features.NeedLyXFootnoteCode = true;
+                               features.require("NeedLyXFootnoteCode");
                }
        }
 }
 
 
 // First few functions needed for cut and paste and paragraph breaking.
-void Paragraph::copyIntoMinibuffer(Buffer const & buffer,
-                                     Paragraph::size_type pos) const
+void Paragraph::copyIntoMinibuffer(Buffer const & buffer, pos_type pos) const
 {
        BufferParams bparams = buffer.params;
 
@@ -418,8 +424,7 @@ void Paragraph::copyIntoMinibuffer(Buffer const & buffer,
 }
 
 
-void Paragraph::cutIntoMinibuffer(BufferParams const & bparams,
-                                    Paragraph::size_type pos)
+void Paragraph::cutIntoMinibuffer(BufferParams const & bparams, pos_type pos)
 {
        minibuffer_char = getChar(pos);
        minibuffer_font = getFontSettings(bparams, pos);
@@ -438,6 +443,8 @@ void Paragraph::cutIntoMinibuffer(BufferParams const & bparams,
                                            search_elem, Pimpl::matchIT());
                        if (it != insetlist.end() && it->pos == pos)
                                it->inset = 0;
+                       // the inset is not in a paragraph anymore
+                       minibuffer_inset->parOwner(0);
                } else {
                        minibuffer_inset = 0;
                        minibuffer_char = ' ';
@@ -450,17 +457,19 @@ void Paragraph::cutIntoMinibuffer(BufferParams const & bparams,
 }
 
 
-bool Paragraph::insertFromMinibuffer(Paragraph::size_type pos)
+bool Paragraph::insertFromMinibuffer(pos_type pos)
 {
-       if ((minibuffer_char == Paragraph::META_INSET) &&
-           !insetAllowed(minibuffer_inset->lyxCode()))
-               return false;
-       if (minibuffer_char == Paragraph::META_INSET)
+       if (minibuffer_char == Paragraph::META_INSET) {
+               if (!insetAllowed(minibuffer_inset->lyxCode())) {
+                       return false;
+               }
                insertInset(pos, minibuffer_inset, minibuffer_font);
-       else {
+       else {
                LyXFont f = minibuffer_font;
-               if (checkInsertChar(f))
-                       insertChar(pos, minibuffer_char, f);
+               if (!checkInsertChar(f)) {
+                       return false;
+               }
+               insertChar(pos, minibuffer_char, f);
        }
        return true;
 }
@@ -478,7 +487,7 @@ void Paragraph::clear()
 }
 
 
-void Paragraph::erase(Paragraph::size_type pos)
+void Paragraph::erase(pos_type pos)
 {
        pimpl_->erase(pos);
 }
@@ -492,29 +501,28 @@ bool Paragraph::checkInsertChar(LyXFont & font)
 }
 
 
-void Paragraph::insertChar(Paragraph::size_type pos, Paragraph::value_type c)
+void Paragraph::insertChar(pos_type pos, Paragraph::value_type c)
 {
        LyXFont const f(LyXFont::ALL_INHERIT);
        insertChar(pos, c, f);
 }
 
 
-void Paragraph::insertChar(Paragraph::size_type pos, Paragraph::value_type c,
+void Paragraph::insertChar(pos_type pos, Paragraph::value_type c,
                            LyXFont const & font)
 {
        pimpl_->insertChar(pos, c, font);
 }
 
 
-void Paragraph::insertInset(Paragraph::size_type pos, Inset * inset)
+void Paragraph::insertInset(pos_type pos, Inset * inset)
 {
        LyXFont const f(LyXFont::ALL_INHERIT);
        insertInset(pos, inset, f);
 }
 
 
-void Paragraph::insertInset(Paragraph::size_type pos, Inset * inset,
-                            LyXFont const & font)
+void Paragraph::insertInset(pos_type pos, Inset * inset, LyXFont const & font)
 {
        pimpl_->insertInset(pos, inset, font);
 }
@@ -530,7 +538,7 @@ bool Paragraph::insetAllowed(Inset::Code code)
 }
 
 
-Inset * Paragraph::getInset(Paragraph::size_type pos)
+Inset * Paragraph::getInset(pos_type pos)
 {
        lyx::Assert(pos < size());
 
@@ -555,7 +563,7 @@ Inset * Paragraph::getInset(Paragraph::size_type pos)
 }
 
 
-Inset const * Paragraph::getInset(Paragraph::size_type pos) const
+Inset const * Paragraph::getInset(pos_type pos) const
 {
        lyx::Assert(pos < size());
 
@@ -581,7 +589,7 @@ Inset const * Paragraph::getInset(Paragraph::size_type pos) const
 
 // Gets uninstantiated font setting at position.
 LyXFont const Paragraph::getFontSettings(BufferParams const & bparams,
-                                         Paragraph::size_type pos) const
+                                         pos_type pos) const
 {
        lyx::Assert(pos <= size());
        
@@ -608,10 +616,8 @@ LyXFont const Paragraph::getFontSettings(BufferParams const & bparams,
 // Gets uninstantiated font setting at position 0
 LyXFont const Paragraph::getFirstFontSettings() const
 {
-       if (size() > 0) {
-               if (!pimpl_->fontlist.empty())
-                       return pimpl_->fontlist[0].font();
-       }
+       if (size() > 0 && !pimpl_->fontlist.empty())
+               return pimpl_->fontlist[0].font();
        
        return LyXFont(LyXFont::ALL_INHERIT);
 }
@@ -625,14 +631,14 @@ LyXFont const Paragraph::getFirstFontSettings() const
 // If position is -1, we get the layout font of the paragraph.
 // If position is -2, we get the font of the manual label of the paragraph.
 LyXFont const Paragraph::getFont(BufferParams const & bparams,
-                                Paragraph::size_type pos) const
+                                pos_type pos) const
 {
        lyx::Assert(pos >= 0);
        
        LyXLayout const & layout =
                textclasslist.Style(bparams.textclass, 
                                    getLayout());
-       Paragraph::size_type main_body = 0;
+       pos_type main_body = 0;
        if (layout.labeltype == LABEL_MANUAL)
                main_body = beginningOfMainBody();
 
@@ -680,8 +686,7 @@ LyXFont const Paragraph::getLayoutFont(BufferParams const & bparams) const
 
 /// Returns the height of the highest font in range
 LyXFont::FONT_SIZE
-Paragraph::highestFontInRange(Paragraph::size_type startpos,
-                              Paragraph::size_type endpos,
+Paragraph::highestFontInRange(pos_type startpos, pos_type endpos,
                              LyXFont::FONT_SIZE const def_size) const
 {
        if (pimpl_->fontlist.empty())
@@ -714,8 +719,7 @@ Paragraph::highestFontInRange(Paragraph::size_type startpos,
 
 
 Paragraph::value_type
-Paragraph::getUChar(BufferParams const & bparams,
-                      Paragraph::size_type pos) const
+Paragraph::getUChar(BufferParams const & bparams, pos_type pos) const
 {
        value_type c = getChar(pos);
        if (!lyxrc.rtl_support)
@@ -755,8 +759,7 @@ Paragraph::getUChar(BufferParams const & bparams,
 }
 
 
-void Paragraph::setFont(Paragraph::size_type pos,
-                          LyXFont const & font)
+void Paragraph::setFont(pos_type pos, LyXFont const & font)
 {
        lyx::Assert(pos <= size());
 
@@ -857,7 +860,7 @@ Paragraph const * Paragraph::previous() const
 
 
 void Paragraph::breakParagraph(BufferParams const & bparams,
-                                 Paragraph::size_type pos,
+                                 pos_type pos,
                                  int flag)
 {
        // create a new paragraph
@@ -891,9 +894,9 @@ void Paragraph::breakParagraph(BufferParams const & bparams,
                
                // copy everything behind the break-position
                // to the new paragraph
-               size_type pos_end = pimpl_->size() - 1;
-               size_type i = pos;
-               size_type j = pos;
+               pos_type pos_end = pimpl_->size() - 1;
+               pos_type i = pos;
+               pos_type j = pos;
                for (; i <= pos_end; ++i) {
                        cutIntoMinibuffer(bparams, i);
                        if (tmp->insertFromMinibuffer(j - pos))
@@ -929,14 +932,16 @@ void Paragraph::makeSameLayout(Paragraph const * par)
 }
 
 
-int Paragraph::stripLeadingSpaces(LyXTextClassList::size_type tclass) 
+int Paragraph::stripLeadingSpaces(lyx::textclass_type tclass) 
 {
-       if (textclasslist.Style(tclass, getLayout()).free_spacing)
+       if (textclasslist.Style(tclass, getLayout()).free_spacing ||
+               isFreeSpacing())
+       {
                return 0;
+       }
        
        int i = 0;
-       while (size()
-              && (isNewline(0) || isLineSeparator(0))){
+       while (size() && (isNewline(0) || isLineSeparator(0))) {
                erase(0);
                ++i;
        }
@@ -954,7 +959,7 @@ bool Paragraph::hasSameLayout(Paragraph const * par) const
 
 
 void Paragraph::breakParagraphConservative(BufferParams const & bparams,
-                                          Paragraph::size_type pos)
+                                          pos_type pos)
 {
        // create a new paragraph
        Paragraph * tmp = new Paragraph(this);
@@ -965,22 +970,22 @@ void Paragraph::breakParagraphConservative(BufferParams const & bparams,
        if (size() > pos) {
                // copy everything behind the break-position to the new
                // paragraph
-               size_type pos_end = pimpl_->size() - 1;
+               pos_type pos_end = pimpl_->size() - 1;
 
-               //size_type i = pos;
-               //size_type j = pos;
-               for (size_type i = pos, j = pos; i <= pos_end; ++i) {
+               //pos_type i = pos;
+               //pos_type j = pos;
+               for (pos_type i = pos, j = pos; i <= pos_end; ++i) {
                        cutIntoMinibuffer(bparams, i);
                        if (tmp->insertFromMinibuffer(j - pos))
                                ++j;
                }
                
-               for (size_type k = pos_end; k >= pos; --k) {
+               for (pos_type k = pos_end; k >= pos; --k) {
                        erase(k);
                }
        }
 }
-   
+
 
 // Be carefull, this does not make any check at all.
 // This method has wrong name, it combined this par with the next par.
@@ -989,22 +994,22 @@ void Paragraph::pasteParagraph(BufferParams const & bparams)
 {
        // copy the next paragraph to this one
        Paragraph * the_next = next();
-   
+
        // first the DTP-stuff
        params().lineBottom(the_next->params().lineBottom());
        params().spaceBottom(the_next->params().spaceBottom());
        params().pagebreakBottom(the_next->params().pagebreakBottom());
 
-       size_type pos_end = the_next->pimpl_->size() - 1;
-       size_type pos_insert = size();
+       pos_type pos_end = the_next->pimpl_->size() - 1;
+       pos_type pos_insert = size();
 
        // ok, now copy the paragraph
-       for (size_type i = 0, j = 0; i <= pos_end; ++i) {
+       for (pos_type i = 0, j = 0; i <= pos_end; ++i) {
                the_next->cutIntoMinibuffer(bparams, i);
                if (insertFromMinibuffer(pos_insert + j))
                        ++j;
        }
-   
+
        // delete the next paragraph
        Paragraph * ppar = the_next->previous_;
        Paragraph * npar = the_next->next_;
@@ -1018,7 +1023,7 @@ int Paragraph::getEndLabel(BufferParams const & bparams) const
        Paragraph const * par = this;
        depth_type par_depth = getDepth();
        while (par) {
-               LyXTextClass::LayoutList::size_type layout = par->getLayout();
+               layout_type layout = par->getLayout();
                int const endlabeltype =
                        textclasslist.Style(bparams.textclass,
                                            layout).endlabeltype;
@@ -1083,15 +1088,15 @@ void Paragraph::setLabelWidthString(string const & s)
 }
 
 
-void Paragraph::setOnlyLayout(LyXTextClass::size_type new_layout)
+void Paragraph::setOnlyLayout(layout_type new_layout)
 {
        layout = new_layout;
 }
 
 
-void Paragraph::setLayout(LyXTextClass::size_type new_layout)
+void Paragraph::setLayout(layout_type new_layout)
 {
-        layout = new_layout;
+       layout = new_layout;
        params().labelWidthString(string());
        params().align(LYX_ALIGN_LAYOUT);
        params().spaceTop(VSpace(VSpace::NONE));
@@ -1112,7 +1117,7 @@ int Paragraph::beginningOfMainBody() const
        // Unroll the first two cycles of the loop
        // and remember the previous character to
        // remove unnecessary GetChar() calls
-       size_type i = 0;
+       pos_type i = 0;
        if (i < size()
            && getChar(i) != Paragraph::META_NEWLINE) {
                ++i;
@@ -1138,11 +1143,11 @@ int Paragraph::beginningOfMainBody() const
 Paragraph * Paragraph::depthHook(depth_type depth)
 {
        Paragraph * newpar = this;
-  
+
        do {
                newpar = newpar->previous();
        } while (newpar && newpar->getDepth() > depth);
-   
+
        if (!newpar) {
                if (previous() || getDepth())
                        lyxerr << "ERROR (Paragraph::DepthHook): "
@@ -1157,11 +1162,11 @@ Paragraph * Paragraph::depthHook(depth_type depth)
 Paragraph const * Paragraph::depthHook(depth_type depth) const
 {
        Paragraph const * newpar = this;
-   
+
        do {
                newpar = newpar->previous();
        } while (newpar && newpar->getDepth() > depth);
-   
+
        if (!newpar) {
                if (previous() || getDepth())
                        lyxerr << "ERROR (Paragraph::DepthHook): "
@@ -1186,25 +1191,9 @@ Paragraph const * Paragraph::outerHook() const
        return depthHook(depth_type(getDepth() - 1));
 }
 
-int Paragraph::autoDeleteInsets()
-{
-       int count = 0;
-       InsetList::size_type index = 0;
-       while (index < insetlist.size()) {
-               if (insetlist[index].inset && insetlist[index].inset->autoDelete()) {
-                       erase(insetlist[index].pos); 
-                       // Erase() calls to insetlist.erase(&insetlist[index])
-                       // so index shouldn't be increased.
-                       ++count;
-               } else
-                       ++index;
-       }
-       return count;
-}
-
 
 Paragraph::inset_iterator
-Paragraph::InsetIterator(Paragraph::size_type pos)
+Paragraph::InsetIterator(pos_type pos)
 {
        InsetTable search_inset(pos, 0);
        InsetList::iterator it = lower_bound(insetlist.begin(),
@@ -1215,7 +1204,7 @@ Paragraph::InsetIterator(Paragraph::size_type pos)
 
 
 // returns -1 if inset not found
-int Paragraph::getPositionOfInset(Inset * inset) const
+int Paragraph::getPositionOfInset(Inset const * inset) const
 {
        // Find the entry.
        for (InsetList::const_iterator cit = insetlist.begin();
@@ -1232,63 +1221,89 @@ int Paragraph::getPositionOfInset(Inset * inset) const
 
 
 Paragraph * Paragraph::TeXOnePar(Buffer const * buf,
-                                      BufferParams const & bparams,
-                                      ostream & os, TexRow & texrow,
-                                      bool moving_arg)
+                                 BufferParams const & bparams,
+                                 ostream & os, TexRow & texrow,
+                                 bool moving_arg)
 {
        lyxerr[Debug::LATEX] << "TeXOnePar...     " << this << endl;
-       LyXLayout const & style =
-               textclasslist.Style(bparams.textclass,
-                                   layout);
-
+       Inset const * in = inInset();
        bool further_blank_line = false;
+       LyXLayout style;
+       
+       // well we have to check if we are in an inset with unlimited
+       // lenght (all in one row) if that is true then we don't allow
+       // any special options in the paragraph and also we don't allow
+       // any environment other then "Standard" to be valid!
+       if ((in == 0) || !in->forceDefaultParagraphs(in)) {
+               style = textclasslist.Style(bparams.textclass, layout);
+
+               if (params().startOfAppendix()) {
+                       os << "\\appendix\n";
+                       texrow.newline();
+               }
 
-       if (params().startOfAppendix()) {
-               os << "\\appendix\n";
-               texrow.newline();
-       }
-
-       if (!params().spacing().isDefault()
-           && (!previous() || !previous()->hasSameLayout(this))) {
-               os << params().spacing().writeEnvirBegin() << "\n";
-               texrow.newline();
-       }
+               if (!params().spacing().isDefault()
+                       && (!previous() || !previous()->hasSameLayout(this))) {
+                       os << params().spacing().writeEnvirBegin() << "\n";
+                       texrow.newline();
+               }
        
-       if (tex_code_break_column && style.isCommand()){
-               os << '\n';
-               texrow.newline();
-       }
+               if (tex_code_break_column && style.isCommand()){
+                       os << '\n';
+                       texrow.newline();
+               }
 
-       if (params().pagebreakTop()) {
-               os << "\\newpage";
-               further_blank_line = true;
-       }
-       if (params().spaceTop().kind() != VSpace::NONE) {
-               os << params().spaceTop().asLatexCommand(bparams);
-               further_blank_line = true;
-       }
-      
-       if (params().lineTop()) {
-               os << "\\lyxline{\\" << getFont(bparams, 0).latexSize() << '}'
-                  << "\\vspace{-1\\parskip}";
-               further_blank_line = true;
-       }
+               if (params().pagebreakTop()) {
+                       os << "\\newpage";
+                       further_blank_line = true;
+               }
+               if (params().spaceTop().kind() != VSpace::NONE) {
+                       os << params().spaceTop().asLatexCommand(bparams);
+                       further_blank_line = true;
+               }
 
-       if (further_blank_line){
-               os << '\n';
-               texrow.newline();
+               if (params().lineTop()) {
+                       os << "\\lyxline{\\" << getFont(bparams, 0).latexSize() << '}'
+                          << "\\vspace{-1\\parskip}";
+                       further_blank_line = true;
+               }
+
+               if (further_blank_line){
+                       os << '\n';
+                       texrow.newline();
+               }
+       } else {
+               style = textclasslist.Style(bparams.textclass, 0);
        }
 
        Language const * language = getParLanguage(bparams);
        Language const * doc_language = bparams.language;
-       Language const * previous_language = previous_
-               ? previous_->getParLanguage(bparams) : doc_language;
-       if (language->babel() != doc_language->babel() &&
-           language->babel() != previous_language->babel()) {
-               os << subst(lyxrc.language_command_begin, "$$lang",
-                           language->babel())
-                  << endl;
-               texrow.newline();
+       Language const * previous_language = previous()
+               ? previous()->getParLanguage(bparams) : doc_language;
+
+       if (language->babel() != previous_language->babel()
+           // check if we already put language command in TeXEnvironment()
+           && !(style.isEnvironment()
+                && (!previous() || previous()->layout != layout ||
+                        previous()->params().depth() != params().depth())))
+       {
+               if (!lyxrc.language_command_end.empty() &&
+                   previous_language->babel() != doc_language->babel())
+               {
+                       os << subst(lyxrc.language_command_end, "$$lang",
+                                   previous_language->babel())
+                          << endl;
+                       texrow.newline();
+               }
+
+               if (lyxrc.language_command_end.empty() ||
+                   language->babel() != doc_language->babel())
+               {
+                       os << subst(lyxrc.language_command_begin, "$$lang",
+                                   language->babel())
+                          << endl;
+                       texrow.newline();
+               }
        }
 
        if (bparams.inputenc == "auto" &&
@@ -1331,11 +1346,10 @@ Paragraph * Paragraph::TeXOnePar(Buffer const * buf,
        // or for a command.
        LyXFont const font =
                (size() == 0
-                ? getLayoutFont(bparams)
-                : getFont(bparams, size() - 1));
+                ? getLayoutFont(bparams) : getFont(bparams, size() - 1));
 
-       bool is_command = textclasslist.Style(bparams.textclass,
-                                             getLayout()).isCommand();
+       bool is_command = style.isCommand();
+       
        if (style.resfont.size() != font.size() && next_ && !is_command) {
                if (!need_par)
                        os << "{";
@@ -1345,22 +1359,13 @@ Paragraph * Paragraph::TeXOnePar(Buffer const * buf,
        } else if (is_command)
                os << "}";
 
-       if (language->babel() != doc_language->babel() &&
-           (!next_ ||
-            next_->getParLanguage(bparams)->babel() != language->babel()))
-       {
-               os << endl 
-                  << subst(lyxrc.language_command_end, "$$lang",
-                           doc_language->babel());
-       }
-       
        switch (style.latextype) {
        case LATEX_ITEM_ENVIRONMENT:
        case LATEX_LIST_ENVIRONMENT:
-                if (next_ && (params().depth() < next_->params().depth())) {
-                        os << '\n';
-                        texrow.newline();
-                }
+               if (next_ && (params().depth() < next_->params().depth())) {
+                       os << '\n';
+                       texrow.newline();
+               }
                break;
        case LATEX_ENVIRONMENT:
                // if its the last paragraph of the current environment
@@ -1369,48 +1374,66 @@ Paragraph * Paragraph::TeXOnePar(Buffer const * buf,
                    && (next_->layout != layout
                        || next_->params().depth() != params().depth()))
                        break;
+               // fall through possible
        default:
                // we don't need it for the last paragraph!!!
-               // or for tables in floats
-               //   -- effectively creates a \par where there isn't one which
-               //      breaks a \subfigure or \subtable.
                if (next_) {
                        os << '\n';
                        texrow.newline();
                }
        }
        
-       further_blank_line = false;
-       if (params().lineBottom()) {
-               os << "\\lyxline{\\" << font.latexSize() << '}';
-               further_blank_line = true;
-       }
+       if ((in == 0) || !in->forceDefaultParagraphs(in)) {
+               further_blank_line = false;
+               if (params().lineBottom()) {
+                       os << "\\lyxline{\\" << font.latexSize() << '}';
+                       further_blank_line = true;
+               }
 
-       if (params().spaceBottom().kind() != VSpace::NONE) {
-               os << params().spaceBottom().asLatexCommand(bparams);
-               further_blank_line = true;
-       }
-      
-       if (params().pagebreakBottom()) {
-               os << "\\newpage";
-               further_blank_line = true;
-       }
+               if (params().spaceBottom().kind() != VSpace::NONE) {
+                       os << params().spaceBottom().asLatexCommand(bparams);
+                       further_blank_line = true;
+               }
 
-       if (further_blank_line){
-               os << '\n';
-               texrow.newline();
-       }
+               if (params().pagebreakBottom()) {
+                       os << "\\newpage";
+                       further_blank_line = true;
+               }
 
-       if (!params().spacing().isDefault()
-           && (!next_ || !next_->hasSameLayout(this))) {
-               os << params().spacing().writeEnvirEnd() << "\n";
-               texrow.newline();
+               if (further_blank_line){
+                       os << '\n';
+                       texrow.newline();
+               }
+
+               if (!params().spacing().isDefault()
+                       && (!next_ || !next_->hasSameLayout(this))) {
+                       os << params().spacing().writeEnvirEnd() << "\n";
+                       texrow.newline();
+               }
        }
        
        // we don't need it for the last paragraph!!!
        if (next_) {
                os << '\n';
                texrow.newline();
+       } else {
+               // Since \selectlanguage write the language to the aux file,
+               // we need to reset the language at the end of footnote or
+               // float.
+
+               if (language->babel() != doc_language->babel()) {
+                       if (lyxrc.language_command_end.empty())
+                               os << subst(lyxrc.language_command_begin,
+                                           "$$lang",
+                                           doc_language->babel())
+                                  << endl;
+                       else
+                               os << subst(lyxrc.language_command_end,
+                                           "$$lang",
+                                           language->babel())
+                                  << endl;
+                       texrow.newline();
+               }
        }
 
        lyxerr[Debug::LATEX] << "TeXOnePar...done " << next_ << endl;
@@ -1420,21 +1443,33 @@ Paragraph * Paragraph::TeXOnePar(Buffer const * buf,
 
 // This one spits out the text of the paragraph
 bool Paragraph::simpleTeXOnePar(Buffer const * buf,
-                                  BufferParams const & bparams,
-                                  ostream & os, TexRow & texrow,
-                                  bool moving_arg)
+                                BufferParams const & bparams,
+                                ostream & os, TexRow & texrow,
+                                bool moving_arg)
 {
        lyxerr[Debug::LATEX] << "SimpleTeXOnePar...     " << this << endl;
 
        bool return_value = false;
 
-       LyXLayout const & style =
-               textclasslist.Style(bparams.textclass,
-                                   getLayout());
+       LyXLayout style;
+       
+       // well we have to check if we are in an inset with unlimited
+       // lenght (all in one row) if that is true then we don't allow
+       // any special options in the paragraph and also we don't allow
+       // any environment other then "Standard" to be valid!
+       bool asdefault =
+               (inInset() && inInset()->forceDefaultParagraphs(inInset()));
+
+       if (asdefault) {
+               style = textclasslist.Style(bparams.textclass, 0);
+       } else {
+               style = textclasslist.Style(bparams.textclass, layout);
+       }
+       
        LyXFont basefont;
 
        // Maybe we have to create a optional argument.
-       size_type main_body;
+       pos_type main_body;
        if (style.labeltype != LABEL_MANUAL)
                main_body = 0;
        else
@@ -1450,8 +1485,7 @@ bool Paragraph::simpleTeXOnePar(Buffer const * buf,
                basefont = getLayoutFont(bparams);
        }
 
-       if (main_body >= 0
-           && !pimpl_->size()) {
+       if (main_body >= 0 && !pimpl_->size()) {
                if (style.isCommand()) {
                        os << '{';
                        ++column;
@@ -1467,7 +1501,7 @@ bool Paragraph::simpleTeXOnePar(Buffer const * buf,
 
        texrow.start(this, 0);
 
-       for (size_type i = 0; i < size(); ++i) {
+       for (pos_type i = 0; i < size(); ++i) {
                ++column;
                // First char in paragraph or after label?
                if (i == main_body) {
@@ -1486,39 +1520,42 @@ bool Paragraph::simpleTeXOnePar(Buffer const * buf,
                                ++column;
                        }
 
-                       if (params().noindent()) {
-                               os << "\\noindent ";
-                               column += 10;
-                       }
-                       switch (params().align()) {
-                       case LYX_ALIGN_NONE:
-                       case LYX_ALIGN_BLOCK:
-                       case LYX_ALIGN_LAYOUT:
-                       case LYX_ALIGN_SPECIAL:
-                               break;
-                       case LYX_ALIGN_LEFT:
-                               if (getParLanguage(bparams)->babel() != "hebrew") {
-                                       os << "\\begin{flushleft}";
-                                       column += 17;
-                               } else {
-                                       os << "\\begin{flushright}";
-                                       column += 18;
+                       if (!asdefault) {
+                               if (params().noindent()) {
+                                       os << "\\noindent ";
+                                       column += 10;
                                }
-                               break;
-                       case LYX_ALIGN_RIGHT:
-                               if (getParLanguage(bparams)->babel() != "hebrew") {
-                                       os << "\\begin{flushright}";
-                                       column += 18;
-                               } else {
-                                       os << "\\begin{flushleft}";
-                                       column += 17;
+                       
+                               switch (params().align()) {
+                               case LYX_ALIGN_NONE:
+                               case LYX_ALIGN_BLOCK:
+                               case LYX_ALIGN_LAYOUT:
+                               case LYX_ALIGN_SPECIAL:
+                                       break;
+                               case LYX_ALIGN_LEFT:
+                                       if (getParLanguage(bparams)->babel() != "hebrew") {
+                                               os << "\\begin{flushleft}";
+                                               column += 17;
+                                       } else {
+                                               os << "\\begin{flushright}";
+                                               column += 18;
+                                       }
+                                       break;
+                               case LYX_ALIGN_RIGHT:
+                                       if (getParLanguage(bparams)->babel() != "hebrew") {
+                                               os << "\\begin{flushright}";
+                                               column += 18;
+                                       } else {
+                                               os << "\\begin{flushleft}";
+                                               column += 17;
+                                       }
+                                       break;
+                               case LYX_ALIGN_CENTER:
+                                       os << "\\begin{center}";
+                                       column += 14;
+                                       break;
                                }
-                               break;
-                       case LYX_ALIGN_CENTER:
-                               os << "\\begin{center}";
-                               column += 14;
-                               break;
-                       }        
+                       }
                }
 
                value_type c = getChar(i);
@@ -1625,42 +1662,44 @@ bool Paragraph::simpleTeXOnePar(Buffer const * buf,
                return_value = false;
        }
 
-       switch (params().align()) {
-       case LYX_ALIGN_NONE:
-       case LYX_ALIGN_BLOCK:
-       case LYX_ALIGN_LAYOUT:
-       case LYX_ALIGN_SPECIAL:
-               break;
-       case LYX_ALIGN_LEFT:
-               if (getParLanguage(bparams)->babel() != "hebrew") {
-                       os << "\\end{flushleft}";
-                       column+= 15;
-               } else {
-                       os << "\\end{flushright}";
-                       column+= 16;
-               }
-               break;
-       case LYX_ALIGN_RIGHT:
-               if (getParLanguage(bparams)->babel() != "hebrew") {
-                       os << "\\end{flushright}";
-                       column+= 16;
-               } else {
-                       os << "\\end{flushleft}";
-                       column+= 15;
+       if (!asdefault) {
+               switch (params().align()) {
+               case LYX_ALIGN_NONE:
+               case LYX_ALIGN_BLOCK:
+               case LYX_ALIGN_LAYOUT:
+               case LYX_ALIGN_SPECIAL:
+                       break;
+               case LYX_ALIGN_LEFT:
+                       if (getParLanguage(bparams)->babel() != "hebrew") {
+                               os << "\\end{flushleft}";
+                               column+= 15;
+                       } else {
+                               os << "\\end{flushright}";
+                               column+= 16;
+                       }
+                       break;
+               case LYX_ALIGN_RIGHT:
+                       if (getParLanguage(bparams)->babel() != "hebrew") {
+                               os << "\\end{flushright}";
+                               column+= 16;
+                       } else {
+                               os << "\\end{flushleft}";
+                               column+= 15;
+                       }
+                       break;
+               case LYX_ALIGN_CENTER:
+                       os << "\\end{center}";
+                       column+= 12;
+                       break;
                }
-               break;
-       case LYX_ALIGN_CENTER:
-               os << "\\end{center}";
-               column+= 12;
-               break;
-       }        
+       }
 
        lyxerr[Debug::LATEX] << "SimpleTeXOnePar...done " << this << endl;
        return return_value;
 }
 
 
-bool Paragraph::linuxDocConvertChar(char c, string & sgml_string)
+bool Paragraph::sgmlConvertChar(char c, string & sgml_string)
 {
        bool retval = false;
        switch (c) {
@@ -1734,7 +1773,30 @@ Paragraph * Paragraph::TeXEnvironment(Buffer const * buf,
                textclasslist.Style(bparams.textclass,
                                    layout);
 
-       if (style.isEnvironment()){
+       Language const * language = getParLanguage(bparams);
+       Language const * doc_language = bparams.language;
+       Language const * previous_language = previous_
+               ? previous_->getParLanguage(bparams) : doc_language;
+       if (language->babel() != previous_language->babel()) {
+
+               if (!lyxrc.language_command_end.empty() &&
+                   previous_language->babel() != doc_language->babel()) {
+                       os << subst(lyxrc.language_command_end, "$$lang",
+                                   previous_language->babel())
+                          << endl;
+                       texrow.newline();
+               }
+
+               if (lyxrc.language_command_end.empty() ||
+                   language->babel() != doc_language->babel()) {
+                       os << subst(lyxrc.language_command_begin, "$$lang",
+                                   language->babel())
+                          << endl;
+                       texrow.newline();
+               }
+       }
+
+       if (style.isEnvironment()) {
                if (style.latextype == LATEX_LIST_ENVIRONMENT) {
                        os << "\\begin{" << style.latexname() << "}{"
                           << params().labelWidthString() << "}\n";
@@ -1753,8 +1815,7 @@ Paragraph * Paragraph::TeXEnvironment(Buffer const * buf,
        }
        Paragraph * par = this;
        do {
-               par = par->TeXOnePar(buf, bparams,
-                                    os, texrow, false);
+               par = par->TeXOnePar(buf, bparams, os, texrow, false);
 
                if (par && par->params().depth() > params().depth()) {
                        if (textclasslist.Style(bparams.textclass,
@@ -1784,6 +1845,7 @@ Paragraph * Paragraph::TeXEnvironment(Buffer const * buf,
  
        if (style.isEnvironment()) {
                os << "\\end{" << style.latexname() << "}\n";
+               texrow.newline();
        }
 
        lyxerr[Debug::LATEX] << "TeXEnvironment...done " << par << endl;
@@ -1791,59 +1853,57 @@ Paragraph * Paragraph::TeXEnvironment(Buffer const * buf,
 }
 
 
-bool Paragraph::isHfill(size_type pos) const
+bool Paragraph::isHfill(pos_type pos) const
 {
        return IsHfillChar(getChar(pos));
 }
 
 
-bool Paragraph::isInset(size_type pos) const
+bool Paragraph::isInset(pos_type pos) const
 {
        return IsInsetChar(getChar(pos));
 }
 
 
-bool Paragraph::isNewline(size_type pos) const
+bool Paragraph::isNewline(pos_type pos) const
 {
        return pos >= 0 && IsNewlineChar(getChar(pos));
 }
 
 
-bool Paragraph::isSeparator(size_type pos) const
+bool Paragraph::isSeparator(pos_type pos) const
 {
        return IsSeparatorChar(getChar(pos));
 }
 
 
-bool Paragraph::isLineSeparator(size_type pos) const
+bool Paragraph::isLineSeparator(pos_type pos) const
 {
        return IsLineSeparatorChar(getChar(pos));
 }
 
 
-bool Paragraph::isKomma(size_type pos) const
+bool Paragraph::isKomma(pos_type pos) const
 {
        return IsKommaChar(getChar(pos));
 }
 
 
 /// Used by the spellchecker
-bool Paragraph::isLetter(Paragraph::size_type pos) const
+bool Paragraph::isLetter(pos_type pos) const
 {
        value_type const c = getChar(pos);
        if (IsLetterChar(c))
                return true;
-       // '\0' is not a letter, allthough every string contains "" (below)
-       if (c == '\0')
-               return false;
+       if (isInset(pos)) 
+               return getInset(pos)->isLetter();
        // We want to pass the ' and escape chars to ispell
        string const extra = lyxrc.isp_esc_chars + '\'';
-       char ch[2] = { c, 0 };
-       return contains(extra, ch);
+       return contains(extra, c);
 }
  
  
-bool Paragraph::isWord(size_type pos ) const
+bool Paragraph::isWord(pos_type pos ) const
 {
        return IsWordChar(getChar(pos)) ;
 }
@@ -1879,7 +1939,7 @@ bool Paragraph::isRightToLeftPar(BufferParams const & bparams) const
 void Paragraph::changeLanguage(BufferParams const & bparams,
                                  Language const * from, Language const * to)
 {
-       for (size_type i = 0; i < size(); ++i) {
+       for (pos_type i = 0; i < size(); ++i) {
                LyXFont font = getFontSettings(bparams, i);
                if (font.language() == from) {
                        font.setLanguage(to);
@@ -1915,7 +1975,7 @@ string const Paragraph::asString(Buffer const * buffer, bool label)
                s += params().labelString() + ' ';
        string::size_type const len = s.size();
 
-       for (Paragraph::size_type i = 0; i < size(); ++i) {
+       for (pos_type i = 0; i < size(); ++i) {
                value_type c = getChar(i);
                if (IsPrintable(c))
                        s += c;
@@ -1935,16 +1995,14 @@ string const Paragraph::asString(Buffer const * buffer, bool label)
 
 
 string const Paragraph::asString(Buffer const * buffer, 
-                                Paragraph::size_type beg,
-                                Paragraph::size_type end,
-                                bool label)
+                                pos_type beg, pos_type end, bool label)
 {
        ostringstream ost;
 
        if (beg == 0 && label && !params().labelString().empty())
                ost << params().labelString() << ' ';
 
-       for (Paragraph::size_type i = beg; i < end; ++i) {
+       for (pos_type i = beg; i < end; ++i) {
                value_type const c = getUChar(buffer->params, i);
                if (IsPrintable(c))
                        ost << c;
@@ -2009,14 +2067,13 @@ void Paragraph::setContentsFromPar(Paragraph * par)
 }
 
 
-Paragraph::size_type Paragraph::size() const
+lyx::pos_type Paragraph::size() const
 {
        return pimpl_->size();
 }
 
 
-Paragraph::value_type
-Paragraph::getChar(Paragraph::size_type pos) const
+Paragraph::value_type Paragraph::getChar(pos_type pos) const
 {
        return pimpl_->getChar(pos);
 }
@@ -2034,7 +2091,7 @@ void  Paragraph::id(int id_arg)
 }
 
 
-LyXTextClass::LayoutList::size_type Paragraph::getLayout() const
+layout_type Paragraph::getLayout() const
 {
        return layout;
 }
@@ -2079,7 +2136,7 @@ void Paragraph::incCounter(int i)
 }
 
 
-void Paragraph::setChar(size_type pos, value_type c)
+void Paragraph::setChar(pos_type pos, value_type c)
 {
        pimpl_->setChar(pos, c);
 }
@@ -2118,3 +2175,13 @@ Paragraph * Paragraph::getParFromID(int id) const
 {
        return pimpl_->getParFromID(id);
 }
+
+
+bool Paragraph::isFreeSpacing() const
+{
+       // for now we just need this, later should we need this in some
+       // other way we can always add a function to Inset::() too.
+       if (pimpl_->inset_owner && pimpl_->inset_owner->owner())
+               return (pimpl_->inset_owner->owner()->lyxCode() == Inset::ERT_CODE);
+       return false;
+}