]> git.lyx.org Git - features.git/blobdiff - src/Layout.cpp
simplify Lexer use a bit
[features.git] / src / Layout.cpp
index 96acc0e087592e545ece7cd4f6b642fa4c89bf31..05efa9c38713959f12013061090443b696edaeb3 100644 (file)
 #include "Layout.h"
 #include "TextClass.h"
 #include "Lexer.h"
-#include "debug.h"
+#include "Font.h"
 
+#include "support/debug.h"
 #include "support/lstrings.h"
 
+#include <ostream>
 
-namespace lyx {
-
-using support::subst;
-using support::trim;
+using namespace std;
+using namespace lyx::support;
 
-using std::endl;
-using std::string;
+namespace lyx {
 
 /// Special value of toclevel for layouts that to not belong in a TOC
 const int Layout::NOT_IN_TOC = -1000;
@@ -38,6 +37,7 @@ enum LayoutTags {
        LT_ALIGNPOSSIBLE,
        LT_MARGIN,
        LT_BOTTOMSEP,
+       LT_CATEGORY,
        LT_COMMANDDEPTH,
        LT_COPYSTYLE,
        LT_DEPENDSON,
@@ -82,6 +82,7 @@ enum LayoutTags {
        LT_PARSKIP,
        //LT_PLAIN,
        LT_PREAMBLE,
+       LT_REQUIRES,
        LT_RIGHTMARGIN,
        LT_SPACING,
        LT_TOPSEP,
@@ -94,8 +95,7 @@ enum LayoutTags {
 
 /////////////////////
 
-// Constructor for layout
-Layout::Layout ()
+Layout::Layout()
 {
        margintype = MARGIN_STATIC;
        latextype = LATEX_PARAGRAPH;
@@ -103,10 +103,10 @@ Layout::Layout ()
        optionalargs = 0;
        needprotect = false;
        keepempty = false;
-       font = Font(Font::ALL_INHERIT);
-       labelfont = Font(Font::ALL_INHERIT);
-       resfont = Font(Font::ALL_SANE);
-       reslabelfont = Font(Font::ALL_SANE);
+       font = inherit_font;
+       labelfont = inherit_font;
+       resfont = sane_font;
+       reslabelfont = sane_font;
        nextnoindent = false;
        parskip = 0.0;
        itemsep = 0;
@@ -115,7 +115,7 @@ Layout::Layout ()
        labelbottomsep = 0.0;
        parsep = 0;
        align = LYX_ALIGN_BLOCK;
-       alignpossible = LYX_ALIGN_BLOCK;
+       alignpossible = LYX_ALIGN_NONE | LYX_ALIGN_LAYOUT;
        labeltype = LABEL_NO_LABEL;
        endlabeltype = END_LABEL_NO_LABEL;
        // Should or should not. That is the question.
@@ -131,14 +131,14 @@ Layout::Layout ()
 }
 
 
-// Reads a layout definition from file
 bool Layout::read(Lexer & lexrc, TextClass const & tclass)
 {
        // This table is sorted alphabetically [asierra 30March96]
-       keyword_item layoutTags[] = {
+       LexerKeyword layoutTags[] = {
                { "align",          LT_ALIGN },
                { "alignpossible",  LT_ALIGNPOSSIBLE },
                { "bottomsep",      LT_BOTTOMSEP },
+               { "category",       LT_CATEGORY },
                { "commanddepth",   LT_COMMANDDEPTH },
                { "copystyle",      LT_COPYSTYLE },
                { "dependson",      LT_DEPENDSON },
@@ -181,6 +181,7 @@ bool Layout::read(Lexer & lexrc, TextClass const & tclass)
                { "parskip",        LT_PARSKIP },
                { "passthru",       LT_PASS_THRU },
                { "preamble",       LT_PREAMBLE },
+               { "requires",       LT_REQUIRES },
                { "rightmargin",    LT_RIGHTMARGIN },
                { "spacing",        LT_SPACING },
                { "textfont",       LT_TEXTFONT },
@@ -190,7 +191,7 @@ bool Layout::read(Lexer & lexrc, TextClass const & tclass)
 
        bool error = false;
        bool finished = false;
-       lexrc.pushTable(layoutTags, LT_INTITLE);
+       lexrc.pushTable(layoutTags);
        // parse style section
        while (!finished && lexrc.isOK() && !error) {
                int le = lexrc.lex();
@@ -210,6 +211,11 @@ bool Layout::read(Lexer & lexrc, TextClass const & tclass)
                        finished = true;
                        break;
 
+               case LT_CATEGORY:
+                       if (lexrc.next())
+                               category_ = lexrc.getDocString();
+                       break;
+
                case LT_COPYSTYLE:     // initialize with a known style
                        if (lexrc.next()) {
                                docstring const style = subst(lexrc.getDocString(),
@@ -217,21 +223,17 @@ bool Layout::read(Lexer & lexrc, TextClass const & tclass)
 
                                if (tclass.hasLayout(style)) {
                                        docstring const tmpname = name_;
-                                       this->operator=(*tclass[style]);
+                                       this->operator=(tclass[style]);
                                        name_ = tmpname;
                                } else {
                                        lyxerr << "Cannot copy unknown style `"
                                               << to_utf8(style) << "'\n"
                                               << "All layouts so far:"
                                               << endl;
-                                       TextClass::const_iterator it =
-                                               tclass.begin();
-                                       TextClass::const_iterator end =
-                                               tclass.end();
-                                       for (; it != end; ++it) {
-                                               lyxerr << to_utf8((*it)->name())
-                                                      << endl;
-                                       }
+                                       DocumentClass::const_iterator lit = tclass.begin();
+                                       DocumentClass::const_iterator len = tclass.end();
+                                       for (; lit != len; ++lit)
+                                               lyxerr << to_utf8(lit->name()) << endl;
 
                                        //lexrc.printError("Cannot copy known "
                                        //               "style `$$Token'");
@@ -246,7 +248,7 @@ bool Layout::read(Lexer & lexrc, TextClass const & tclass)
 
                                if (tclass.hasLayout(style)) {
                                        docstring const tmpname = name_;
-                                       this->operator=(*tclass[style]);
+                                       this->operator=(tclass[style]);
                                        name_ = tmpname;
                                        if (obsoleted_by().empty())
                                                obsoleted_by_ = style;
@@ -312,16 +314,16 @@ bool Layout::read(Lexer & lexrc, TextClass const & tclass)
                        break;
 
                case LT_FONT:
-                       font.lyxRead(lexrc);
-                       labelfont= font;
+                       font = lyxRead(lexrc, font);
+                       labelfont = font;
                        break;
 
                case LT_TEXTFONT:
-                       font.lyxRead(lexrc);
+                       font = lyxRead(lexrc, font);
                        break;
 
                case LT_LABELFONT:
-                       labelfont.lyxRead(lexrc);
+                       labelfont = lyxRead(lexrc, labelfont);
                        break;
 
                case LT_NEXTNOINDENT:   // Indent next paragraph?
@@ -375,22 +377,22 @@ bool Layout::read(Lexer & lexrc, TextClass const & tclass)
 
                case LT_LEFTMARGIN:     // left margin type
                        if (lexrc.next())
-                               leftmargin = lexrc.getString();
+                               leftmargin = lexrc.getDocString();
                        break;
 
                case LT_RIGHTMARGIN:    // right margin type
                        if (lexrc.next())
-                               rightmargin = lexrc.getString();
+                               rightmargin = lexrc.getDocString();
                        break;
 
                case LT_LABELINDENT:    // label indenting flag
                        if (lexrc.next())
-                               labelindent = lexrc.getString();
+                               labelindent = lexrc.getDocString();
                        break;
 
                case LT_PARINDENT:      // paragraph indent. flag
                        if (lexrc.next())
-                               parindent = lexrc.getString();
+                               parindent = lexrc.getDocString();
                        break;
 
                case LT_PARSKIP:        // paragraph skip size
@@ -420,7 +422,7 @@ bool Layout::read(Lexer & lexrc, TextClass const & tclass)
 
                case LT_LABELSEP:       // label separator
                        if (lexrc.next()) {
-                               labelsep = subst(lexrc.getString(), 'x', ' ');
+                               labelsep = from_utf8(subst(lexrc.getString(), 'x', ' '));
                        }
                        break;
 
@@ -486,11 +488,19 @@ bool Layout::read(Lexer & lexrc, TextClass const & tclass)
                case LT_SPACING: // setspace.sty
                        readSpacing(lexrc);
                        break;
+
+               case LT_REQUIRES:
+                       lexrc.eatLine();
+                       vector<string> const req = 
+                               getVectorFromString(lexrc.getString());
+                       requires_.insert(req.begin(), req.end());
+                       break;
+
                }
        }
        lexrc.popTable();
 
-       return error;
+       return !error;
 }
 
 
@@ -505,7 +515,7 @@ enum AlignTags {
 
 void Layout::readAlign(Lexer & lexrc)
 {
-       keyword_item alignTags[] = {
+       LexerKeyword alignTags[] = {
                { "block",  AT_BLOCK },
                { "center", AT_CENTER },
                { "layout", AT_LAYOUT },
@@ -543,7 +553,7 @@ void Layout::readAlign(Lexer & lexrc)
 
 void Layout::readAlignPossible(Lexer & lexrc)
 {
-       keyword_item alignTags[] = {
+       LexerKeyword alignTags[] = {
                { "block",  AT_BLOCK },
                { "center", AT_CENTER },
                { "layout", AT_LAYOUT },
@@ -551,9 +561,9 @@ void Layout::readAlignPossible(Lexer & lexrc)
                { "right",  AT_RIGHT }
        };
 
-       lexrc.pushTable(alignTags, AT_LAYOUT);
-       alignpossible = LYX_ALIGN_NONE;
-       int lineno = lexrc.getLineNo();
+       lexrc.pushTable(alignTags);
+       alignpossible = LYX_ALIGN_NONE | LYX_ALIGN_LAYOUT;
+       int lineno = lexrc.lineNumber();
        do {
                int le = lexrc.lex();
                switch (le) {
@@ -579,7 +589,7 @@ void Layout::readAlignPossible(Lexer & lexrc)
                        alignpossible |= LYX_ALIGN_LAYOUT;
                        break;
                }
-       } while (lineno == lexrc.getLineNo());
+       } while (lineno == lexrc.lineNumber());
        lexrc.popTable();
 }
 
@@ -600,7 +610,7 @@ enum LabelTypeTags {
 
 void Layout::readLabelType(Lexer & lexrc)
 {
-       keyword_item labelTypeTags[] = {
+       LexerKeyword labelTypeTags[] = {
        { "bibliography",             LA_BIBLIO },
        { "centered_top_environment", LA_CENTERED_TOP_ENVIRONMENT },
        { "counter",                  LA_COUNTER },
@@ -656,17 +666,14 @@ void Layout::readLabelType(Lexer & lexrc)
 }
 
 
-namespace {
-
-keyword_item endlabelTypeTags[] = {
+static LexerKeyword endlabelTypeTags[] =
+{
        { "box",        END_LABEL_BOX },
        { "filled_box", END_LABEL_FILLED_BOX },
        { "no_label",   END_LABEL_NO_LABEL },
        { "static",     END_LABEL_STATIC }
 };
 
-} // namespace anon
-
 
 void Layout::readEndLabelType(Lexer & lexrc)
 {
@@ -681,7 +688,7 @@ void Layout::readEndLabelType(Lexer & lexrc)
        case END_LABEL_BOX:
        case END_LABEL_FILLED_BOX:
        case END_LABEL_NO_LABEL:
-               endlabeltype = static_cast<LYX_END_LABEL_TYPES>(le);
+               endlabeltype = static_cast<EndLabelType>(le);
                break;
        default:
                lyxerr << "Unhandled value " << le
@@ -693,7 +700,7 @@ void Layout::readEndLabelType(Lexer & lexrc)
 
 void Layout::readMargin(Lexer & lexrc)
 {
-       keyword_item marginTags[] = {
+       LexerKeyword marginTags[] = {
                { "dynamic",           MARGIN_DYNAMIC },
                { "first_dynamic",     MARGIN_FIRST_DYNAMIC },
                { "manual",            MARGIN_MANUAL },
@@ -713,7 +720,7 @@ void Layout::readMargin(Lexer & lexrc)
        case MARGIN_DYNAMIC:
        case MARGIN_FIRST_DYNAMIC:
        case MARGIN_RIGHT_ADDRESS_BOX:
-               margintype = static_cast<LYX_MARGIN_TYPE>(le);
+               margintype = static_cast<MarginType>(le);
                break;
        default:
                lyxerr << "Unhandled value " << le
@@ -725,7 +732,7 @@ void Layout::readMargin(Lexer & lexrc)
 
 void Layout::readLatexType(Lexer & lexrc)
 {
-       keyword_item latexTypeTags[] = {
+       LexerKeyword latexTypeTags[] = {
                { "bib_environment",  LATEX_BIB_ENVIRONMENT },
                { "command",          LATEX_COMMAND },
                { "environment",      LATEX_ENVIRONMENT },
@@ -746,7 +753,7 @@ void Layout::readLatexType(Lexer & lexrc)
        case LATEX_ITEM_ENVIRONMENT:
        case LATEX_BIB_ENVIRONMENT:
        case LATEX_LIST_ENVIRONMENT:
-               latextype = static_cast<LYX_LATEX_TYPES>(le);
+               latextype = static_cast<LatexType>(le);
                break;
        default:
                lyxerr << "Unhandled value " << le
@@ -766,7 +773,7 @@ enum SpacingTags {
 
 void Layout::readSpacing(Lexer & lexrc)
 {
-       keyword_item spacingTags[] = {
+       LexerKeyword spacingTags[] = {
                {"double",  ST_SPACING_DOUBLE },
                {"onehalf", ST_SPACING_ONEHALF },
                {"other",   ST_OTHER },
@@ -805,9 +812,9 @@ docstring const & Layout::name() const
 }
 
 
-void Layout::setName(docstring const & n)
+void Layout::setName(docstring const & name)
 {
-       name_ = n;
+       name_ = name;
 }
 
 
@@ -823,6 +830,16 @@ docstring const & Layout::depends_on() const
 }
 
 
+bool Layout::operator==(Layout const & rhs) const
+{
+       // This is enough for the applications we actually make,
+       // at least at the moment. But we could check more.
+       return name() == rhs.name()
+               && latexname() == rhs.latexname()
+               && latextype == rhs.latextype;
+}
+
+
 Layout * Layout::forCaption()
 {
        Layout * lay = new Layout();
@@ -833,6 +850,4 @@ Layout * Layout::forCaption()
        return lay;
 }
 
-
-
 } // namespace lyx