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Diffstat (limited to 'khtml/css/parser.y')
| -rw-r--r-- | khtml/css/parser.y | 1064 |
1 files changed, 0 insertions, 1064 deletions
diff --git a/khtml/css/parser.y b/khtml/css/parser.y deleted file mode 100644 index 33e6fd730..000000000 --- a/khtml/css/parser.y +++ /dev/null @@ -1,1064 +0,0 @@ -%{ - -/* - * This file is part of the KDE libraries - * Copyright (C) 2002-2003 Lars Knoll (knoll@kde.org) - * Copyright (c) 2003 Apple Computer - * Copyright (C) 2003 Dirk Mueller (mueller@kde.org) - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - * - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif -#include <string.h> -#include <stdlib.h> - -#include <dom/dom_string.h> -#include <xml/dom_docimpl.h> -#include <css/cssstyleselector.h> -#include <css/css_ruleimpl.h> -#include <css/css_stylesheetimpl.h> -#include <css/css_valueimpl.h> -#include <misc/htmlhashes.h> -#include "cssparser.h" - -#include <assert.h> -#include <kdebug.h> -//#define CSS_DEBUG - -using namespace DOM; - -// -// The following file defines the function -// const struct props *findProp(const char *word, int len) -// -// with 'props->id' a CSS property in the range from CSS_PROP_MIN to -// (and including) CSS_PROP_TOTAL-1 - -// turn off inlining to void warning with newer gcc -#undef __inline -#define __inline -#include "cssproperties.c" -#include "cssvalues.c" -#undef __inline - -int DOM::getPropertyID(const char *tagStr, int len) -{ - const struct props *propsPtr = findProp(tagStr, len); - if (!propsPtr) - return 0; - - return propsPtr->id; -} - -static inline int getValueID(const char *tagStr, int len) -{ - const struct css_value *val = findValue(tagStr, len); - if (!val) - return 0; - - return val->id; -} - - -#define YYDEBUG 0 -#undef YYMAXDEPTH -#define YYPARSE_PARAM parser -%} - -%pure_parser - -%union { - CSSRuleImpl *rule; - CSSSelector *selector; - QPtrList<CSSSelector> *selectorList; - bool ok; - MediaListImpl *mediaList; - CSSMediaRuleImpl *mediaRule; - CSSRuleListImpl *ruleList; - ParseString string; - float val; - int prop_id; - unsigned int attribute; - unsigned int element; - unsigned int ns; - CSSSelector::Relation relation; - CSSSelector::Match match; - bool b; - char tok; - Value value; - ValueList *valueList; -} - -%{ - -static inline int cssyyerror(const char *x ) -{ -#ifdef CSS_DEBUG - tqDebug( "%s", x ); -#else - Q_UNUSED( x ); -#endif - return 1; -} - -static int cssyylex( YYSTYPE *yylval ) { - return CSSParser::current()->lex( yylval ); -} - -#define null 1 - -%} - -%destructor { delete $$; $$ = 0; } expr; -%destructor { delete $$; $$ = 0; } maybe_media_list media_list; -%destructor { delete $$; $$ = 0; } selector_list; -%destructor { delete $$; $$ = 0; } ruleset_list; -%destructor { delete $$; $$ = 0; } specifier specifier_list simple_selector selector class attrib pseudo; - -%no-lines -%verbose - -%left UNIMPORTANT_TOK - -%token S SGML_CD - -%token INCLUDES -%token DASHMATCH -%token BEGINSWITH -%token ENDSWITH -%token CONTAINS - -%token <string> STRING - -%right <string> IDENT - -%token <string> NTH - -%nonassoc <string> HASH -%nonassoc ':' -%nonassoc '.' -%nonassoc '[' -%nonassoc '*' -%nonassoc error -%left '|' - -%left IMPORT_SYM -%token PAGE_SYM -%token MEDIA_SYM -%token FONT_FACE_SYM -%token CHARSET_SYM -%token NAMESPACE_SYM -%token KHTML_RULE_SYM -%token KHTML_DECLS_SYM -%token KHTML_VALUE_SYM - -%token IMPORTANT_SYM - -%token <val> QEMS -%token <val> EMS -%token <val> EXS -%token <val> PXS -%token <val> CMS -%token <val> MMS -%token <val> INS -%token <val> PTS -%token <val> PCS -%token <val> DEGS -%token <val> RADS -%token <val> GRADS -%token <val> MSECS -%token <val> SECS -%token <val> HERZ -%token <val> KHERZ -%token <string> DIMEN -%token <val> PERCENTAGE -%token <val> FLOAT -%token <val> INTEGER - -%token <string> URI -%token <string> FUNCTION -%token <string> NOTFUNCTION - -%token <string> UNICODERANGE - -%type <relation> combinator - -%type <rule> ruleset -%type <rule> media -%type <rule> import -%type <rule> page -%type <rule> font_face -%type <rule> invalid_rule -%type <rule> invalid_at -%type <rule> rule - -%type <string> namespace_selector - -%type <string> string_or_uri -%type <string> ident_or_string -%type <string> medium -%type <string> hexcolor -%type <string> maybe_ns_prefix - -%type <mediaList> media_list -%type <mediaList> maybe_media_list - -%type <ruleList> ruleset_list - -%type <prop_id> property - -%type <selector> specifier -%type <selector> specifier_list -%type <selector> simple_selector -%type <selector> selector -%type <selectorList> selector_list -%type <selector> class -%type <selector> attrib -%type <selector> pseudo - -%type <ok> declaration_block -%type <ok> declaration_list -%type <ok> declaration - -%type <b> prio - -%type <match> match -%type <val> unary_operator -%type <tok> operator - -%type <valueList> expr -%type <value> term -%type <value> unary_term -%type <value> function - -%type <element> element_name - -%type <attribute> attrib_id - -%% - -stylesheet: - maybe_charset maybe_sgml import_list namespace_list rule_list - | khtml_rule maybe_space - | khtml_decls maybe_space - | khtml_value maybe_space - ; - -khtml_rule: - KHTML_RULE_SYM '{' maybe_space ruleset maybe_space '}' { - CSSParser *p = static_cast<CSSParser *>(parser); - p->rule = $4; - } -; - -khtml_decls: - KHTML_DECLS_SYM declaration_block { - /* can be empty */ - } -; - -khtml_value: - KHTML_VALUE_SYM '{' maybe_space expr '}' { - CSSParser *p = static_cast<CSSParser *>(parser); - if ( $4 ) { - p->valueList = $4; -#ifdef CSS_DEBUG - kdDebug( 6080 ) << " got property for " << p->id << - (p->important?" important":"")<< endl; - bool ok = -#endif - p->parseValue( p->id, p->important ); -#ifdef CSS_DEBUG - if ( !ok ) - kdDebug( 6080 ) << " couldn't parse value!" << endl; -#endif - } -#ifdef CSS_DEBUG - else - kdDebug( 6080 ) << " no value found!" << endl; -#endif - delete p->valueList; - p->valueList = 0; - } -; - -maybe_space: - /* empty */ %prec UNIMPORTANT_TOK - | maybe_space S - ; - -maybe_sgml: - /* empty */ - | maybe_sgml SGML_CD - | maybe_sgml S - ; - -maybe_charset: - /* empty */ - | CHARSET_SYM maybe_space STRING maybe_space ';' { -#ifdef CSS_DEBUG - kdDebug( 6080 ) << "charset rule: " << qString($3) << endl; -#endif - } - | CHARSET_SYM error invalid_block - | CHARSET_SYM error ';' - ; - -import_list: - /* empty */ - | import_list import maybe_sgml { - CSSParser *p = static_cast<CSSParser *>(parser); - if ( $2 && p->styleElement && p->styleElement->isCSSStyleSheet() ) { - p->styleElement->append( $2 ); - } else { - delete $2; - } - } - ; - -import: - IMPORT_SYM maybe_space string_or_uri maybe_space maybe_media_list ';' { -#ifdef CSS_DEBUG - kdDebug( 6080 ) << "@import: " << qString($3) << endl; -#endif - CSSParser *p = static_cast<CSSParser *>(parser); - if ( $5 && p->styleElement && p->styleElement->isCSSStyleSheet() ) - $$ = new CSSImportRuleImpl( p->styleElement, domString($3), $5 ); - else - $$ = 0; - } - | IMPORT_SYM error invalid_block { - $$ = 0; - } - | IMPORT_SYM error ';' { - $$ = 0; - } - ; - -namespace_list: - /* empty */ %prec UNIMPORTANT_TOK - | namespace_list namespace maybe_sgml -; - -namespace: -NAMESPACE_SYM maybe_space maybe_ns_prefix string_or_uri maybe_space ';' { -#ifdef CSS_DEBUG - kdDebug( 6080 ) << "@namespace: " << qString($4) << endl; -#endif - CSSParser *p = static_cast<CSSParser *>(parser); - if (p->styleElement && p->styleElement->isCSSStyleSheet()) - static_cast<CSSStyleSheetImpl*>(p->styleElement)->addNamespace(p, domString($3), domString($4)); - } -| NAMESPACE_SYM error invalid_block -| NAMESPACE_SYM error ';' - ; - -maybe_ns_prefix: -/* empty */ { $$.string = 0; } -| IDENT S { $$ = $1; } - ; - -rule_list: - /* empty */ - | rule_list rule maybe_sgml { - CSSParser *p = static_cast<CSSParser *>(parser); - if ( $2 && p->styleElement && p->styleElement->isCSSStyleSheet() ) { - p->styleElement->append( $2 ); - } else { - delete $2; - } - } - ; - -rule: - ruleset - | media - | page - | font_face - | invalid_rule - | invalid_at - | import error { delete $1; $$ = 0; } - ; - -string_or_uri: - STRING - | URI - ; - -maybe_media_list: - /* empty */ { - $$ = new MediaListImpl(); - } - | media_list -; - - -media_list: - medium { - $$ = new MediaListImpl(); - $$->appendMedium( domString($1).lower() ); - } - | media_list ',' maybe_space medium { - $$ = $1; - if ($$) - $$->appendMedium( domString($4).lower() ); - } - | media_list error { - delete $1; - $$ = 0; - } - ; - -media: - MEDIA_SYM maybe_space media_list '{' maybe_space ruleset_list '}' { - CSSParser *p = static_cast<CSSParser *>(parser); - if ( $3 && $6 && - p->styleElement && p->styleElement->isCSSStyleSheet() ) { - $$ = new CSSMediaRuleImpl( static_cast<CSSStyleSheetImpl*>(p->styleElement), $3, $6 ); - } else { - $$ = 0; - delete $3; - delete $6; - } - } - ; - -ruleset_list: - /* empty */ { $$ = 0; } - | ruleset_list ruleset maybe_space { - $$ = $1; - if ( $2 ) { - if ( !$$ ) $$ = new CSSRuleListImpl(); - $$->append( $2 ); - } - } - ; - -medium: - IDENT maybe_space { - $$ = $1; - } - ; - -/* -page: - PAGE_SYM maybe_space IDENT? pseudo_page? maybe_space - '{' maybe_space declaration [ ';' maybe_space declaration ]* '}' maybe_space - ; - -pseudo_page - : ':' IDENT - ; - -font_face - : FONT_FACE_SYM maybe_space - '{' maybe_space declaration [ ';' maybe_space declaration ]* '}' maybe_space - ; -*/ - -page: - PAGE_SYM error invalid_block { - $$ = 0; - } - | PAGE_SYM error ';' { - $$ = 0; - } - ; - -font_face: - FONT_FACE_SYM error invalid_block { - $$ = 0; - } - | FONT_FACE_SYM error ';' { - $$ = 0; - } -; - -combinator: - '+' maybe_space { $$ = CSSSelector::DirectAdjacent; } - | '~' maybe_space { $$ = CSSSelector::IndirectAdjacent; } - | '>' maybe_space { $$ = CSSSelector::Child; } - | /* empty */ { $$ = CSSSelector::Descendant; } - ; - -unary_operator: - '-' { $$ = -1; } - | '+' { $$ = 1; } - ; - -ruleset: - selector_list declaration_block { -#ifdef CSS_DEBUG - kdDebug( 6080 ) << "got ruleset" << endl << " selector:" << endl; -#endif - CSSParser *p = static_cast<CSSParser *>(parser); - if ( $1 && $2 && p->numParsedProperties ) { - CSSStyleRuleImpl *rule = new CSSStyleRuleImpl( p->styleElement ); - CSSStyleDeclarationImpl *decl = p->createStyleDeclaration( rule ); - rule->setSelector( $1 ); - rule->setDeclaration(decl); - $$ = rule; - } else { - $$ = 0; - delete $1; - p->clearProperties(); - } - } - ; - -selector_list: - selector %prec UNIMPORTANT_TOK { - if ( $1 ) { - $$ = new QPtrList<CSSSelector>; - $$->setAutoDelete( true ); -#ifdef CSS_DEBUG - kdDebug( 6080 ) << " got simple selector:" << endl; - $1->print(); -#endif - $$->append( $1 ); - khtml::CSSStyleSelector::precomputeAttributeDependencies(static_cast<CSSParser *>(parser)->document(), $1); - } else { - $$ = 0; - } - } - | selector_list ',' maybe_space selector %prec UNIMPORTANT_TOK { - if ( $1 && $4 ) { - $$ = $1; - $$->append( $4 ); - khtml::CSSStyleSelector::precomputeAttributeDependencies(static_cast<CSSParser *>(parser)->document(), $4); -#ifdef CSS_DEBUG - kdDebug( 6080 ) << " got simple selector:" << endl; - $4->print(); -#endif - } else { - delete $1; - delete $4; - $$ = 0; - } - } - | selector_list error { - delete $1; - $$ = 0; - } - ; - -selector: - simple_selector { - $$ = $1; - } - | selector combinator simple_selector { - if ( !$1 || !$3 ) { - delete $1; - delete $3; - $$ = 0; - } else { - $$ = $3; - CSSSelector *end = $3; - while( end->tagHistory ) - end = end->tagHistory; - end->relation = $2; - end->tagHistory = $1; - } - } - | selector error { - delete $1; - $$ = 0; - } - ; - -namespace_selector: - /* empty */ '|' { $$.string = 0; $$.length = 0; } - | '*' '|' { static unsigned short star = '*'; $$.string = ☆ $$.length = 1; } - | IDENT '|' { $$ = $1; } -; - -simple_selector: - element_name maybe_space { - $$ = new CSSSelector(); - $$->tag = $1; - } - | element_name specifier_list maybe_space { - $$ = $2; - if ( $$ ) - $$->tag = $1; - } - | specifier_list maybe_space { - $$ = $1; - if ( $$ ) - $$->tag = makeId(static_cast<CSSParser*>(parser)->defaultNamespace(), anyLocalName); - } - | namespace_selector element_name maybe_space { - $$ = new CSSSelector(); - $$->tag = $2; - CSSParser *p = static_cast<CSSParser *>(parser); - if (p->styleElement && p->styleElement->isCSSStyleSheet()) - static_cast<CSSStyleSheetImpl*>(p->styleElement)->determineNamespace($$->tag, domString($1)); - } - | namespace_selector element_name specifier_list maybe_space { - $$ = $3; - if ($$) { - $$->tag = $2; - CSSParser *p = static_cast<CSSParser *>(parser); - if (p->styleElement && p->styleElement->isCSSStyleSheet()) - static_cast<CSSStyleSheetImpl*>(p->styleElement)->determineNamespace($$->tag, domString($1)); - } - } - | namespace_selector specifier_list maybe_space { - $$ = $2; - if ($$) { - $$->tag = makeId(anyNamespace, anyLocalName); - CSSParser *p = static_cast<CSSParser *>(parser); - if (p->styleElement && p->styleElement->isCSSStyleSheet()) - static_cast<CSSStyleSheetImpl*>(p->styleElement)->determineNamespace($$->tag, domString($1)); - } - } - ; - -element_name: - IDENT { - CSSParser *p = static_cast<CSSParser *>(parser); - DOM::DocumentImpl *doc = p->document(); - QString tag = qString($1); - if ( doc ) { - if (doc->isHTMLDocument()) - tag = tag.lower(); - const DOMString dtag(tag); - $$ = makeId(p->defaultNamespace(), doc->getId(NodeImpl::ElementId, dtag.implementation(), false, true)); - } else { - $$ = makeId(p->defaultNamespace(), khtml::getTagID(tag.lower().ascii(), tag.length())); - // this case should never happen - only when loading - // the default stylesheet - which must not contain unknown tags -// assert($$ != 0); - } - } - | '*' { - $$ = makeId(static_cast<CSSParser*>(parser)->defaultNamespace(), anyLocalName); - } - ; - -specifier_list: - specifier { - $$ = $1; - $$->nonCSSHint = static_cast<CSSParser *>(parser)->nonCSSHint; - } - | specifier_list specifier { - $$ = $1; - if ( $$ ) { - CSSSelector *end = $1; - while( end->tagHistory ) - end = end->tagHistory; - end->relation = CSSSelector::SubSelector; - end->tagHistory = $2; - } - } - | specifier_list error { - delete $1; - $$ = 0; - } -; - -specifier: - HASH { - $$ = new CSSSelector(); - $$->match = CSSSelector::Id; - $$->attr = ATTR_ID; - $$->value = domString($1); - } - | class - | attrib - | pseudo - ; - -class: - '.' IDENT { - $$ = new CSSSelector(); - $$->match = CSSSelector::Class; - $$->attr = ATTR_CLASS; - $$->value = domString($2); - } - ; - -attrib_id: - IDENT maybe_space { - CSSParser *p = static_cast<CSSParser *>(parser); - DOM::DocumentImpl *doc = p->document(); - - QString attr = qString($1); - if ( doc ) { - if (doc->isHTMLDocument()) - attr = attr.lower(); - const DOMString dattr(attr); -#ifdef APPLE_CHANGES - $$ = doc->attrId(0, dattr.implementation(), false); -#else - $$ = doc->getId(NodeImpl::AttributeId, dattr.implementation(), false, true); -#endif - } else { - $$ = khtml::getAttrID(attr.lower().ascii(), attr.length()); - // this case should never happen - only when loading - // the default stylesheet - which must not contain unknown attributes - assert($$ != 0); - } - } - ; - -attrib: - '[' maybe_space attrib_id ']' { - $$ = new CSSSelector(); - $$->attr = $3; - $$->match = CSSSelector::Set; - } - | '[' maybe_space attrib_id match maybe_space ident_or_string maybe_space ']' { - $$ = new CSSSelector(); - $$->attr = $3; - $$->match = $4; - $$->value = domString($6); - } - | '[' maybe_space namespace_selector attrib_id ']' { - $$ = new CSSSelector(); - $$->attr = $4; - $$->match = CSSSelector::Set; - CSSParser *p = static_cast<CSSParser *>(parser); - if (p->styleElement && p->styleElement->isCSSStyleSheet()) - static_cast<CSSStyleSheetImpl*>(p->styleElement)->determineNamespace($$->attr, domString($3)); - } - | '[' maybe_space namespace_selector attrib_id match maybe_space ident_or_string maybe_space ']' { - $$ = new CSSSelector(); - $$->attr = $4; - $$->match = (CSSSelector::Match)$5; - $$->value = domString($7); - CSSParser *p = static_cast<CSSParser *>(parser); - if (p->styleElement && p->styleElement->isCSSStyleSheet()) - static_cast<CSSStyleSheetImpl*>(p->styleElement)->determineNamespace($$->attr, domString($3)); - } - ; - -match: - '=' { - $$ = CSSSelector::Exact; - } - | INCLUDES { - $$ = CSSSelector::List; - } - | DASHMATCH { - $$ = CSSSelector::Hyphen; - } - | BEGINSWITH { - $$ = CSSSelector::Begin; - } - | ENDSWITH { - $$ = CSSSelector::End; - } - | CONTAINS { - $$ = CSSSelector::Contain; - } - ; - -ident_or_string: - IDENT - | STRING - ; - -pseudo: - ':' IDENT { - $$ = new CSSSelector(); - $$->match = CSSSelector::PseudoClass; - $$->value = domString($2); - } - | - ':' ':' IDENT { - $$ = new CSSSelector(); - $$->match = CSSSelector::PseudoElement; - $$->value = domString($3); - } - // used by :nth-* - | ':' FUNCTION NTH ')' { - $$ = new CSSSelector(); - $$->match = CSSSelector::PseudoClass; - $$->string_arg = domString($3); - $$->value = domString($2); - } - // used by :nth-* - | ':' FUNCTION INTEGER ')' { - $$ = new CSSSelector(); - $$->match = CSSSelector::PseudoClass; - $$->string_arg = QString::number($3); - $$->value = domString($2); - } - // used by :nth-* and :lang - | ':' FUNCTION IDENT ')' { - $$ = new CSSSelector(); - $$->match = CSSSelector::PseudoClass; - $$->string_arg = domString($3); - $$->value = domString($2); - } - // used by :contains - | ':' FUNCTION STRING ')' { - $$ = new CSSSelector(); - $$->match = CSSSelector::PseudoClass; - $$->string_arg = domString($3); - $$->value = domString($2); - } - // used only by :not - | ':' NOTFUNCTION maybe_space simple_selector ')' { - $$ = new CSSSelector(); - $$->match = CSSSelector::PseudoClass; - $$->simpleSelector = $4; - $$->value = domString($2); - } - ; - -declaration_block: - '{' maybe_space declaration '}' { - $$ = $3; - } - | '{' maybe_space error '}' { - $$ = false; - } - | '{' maybe_space declaration_list '}' { - $$ = $3; - } - | '{' maybe_space declaration_list declaration '}' { - $$ = $3; - if ( $4 ) - $$ = $4; - } - | '{' maybe_space declaration_list error '}' { - $$ = $3; - } - ; - -declaration_list: - declaration ';' maybe_space { - $$ = $1; - } - | - error ';' maybe_space { - $$ = false; - } - | declaration_list declaration ';' maybe_space { - $$ = $1; - if ( $2 ) - $$ = $2; - } - | declaration_list error ';' maybe_space { - $$ = $1; - } - ; - -declaration: - property ':' maybe_space expr prio { - $$ = false; - CSSParser *p = static_cast<CSSParser *>(parser); - if ( $1 && $4 ) { - p->valueList = $4; -#ifdef CSS_DEBUG - kdDebug( 6080 ) << " got property: " << $1 << - ($5?" important":"")<< endl; -#endif - bool ok = p->parseValue( $1, $5 ); - if ( ok ) - $$ = ok; -#ifdef CSS_DEBUG - else - kdDebug( 6080 ) << " couldn't parse value!" << endl; -#endif - } else { - delete $4; - } - delete p->valueList; - p->valueList = 0; - } - | error invalid_block { - $$ = false; - } - ; - -property: - IDENT maybe_space { - QString str = qString($1); - $$ = getPropertyID( str.lower().latin1(), str.length() ); - } - ; - -prio: - IMPORTANT_SYM maybe_space { $$ = true; } - | /* empty */ { $$ = false; } - ; - -expr: - term { - $$ = new ValueList; - $$->addValue( $1 ); - } - | expr operator term { - $$ = $1; - if ( $$ ) { - if ( $2 ) { - Value v; - v.id = 0; - v.unit = Value::Operator; - v.iValue = $2; - $$->addValue( v ); - } - $$->addValue( $3 ); - } - } - ; - -operator: - '/' maybe_space { - $$ = '/'; - } - | ',' maybe_space { - $$ = ','; - } - | /* empty */ { - $$ = 0; - } - ; - -term: - unary_term { $$ = $1; } - | unary_operator unary_term { $$ = $2; $$.fValue *= $1; } - /* DIMEN is an unary_term, but since we store the string we must not modify fValue */ - | DIMEN maybe_space { $$.id = 0; $$.string = $1; $$.unit = CSSPrimitiveValue::CSS_DIMENSION; } - | STRING maybe_space { $$.id = 0; $$.string = $1; $$.unit = CSSPrimitiveValue::CSS_STRING; } - | IDENT maybe_space { - QString str = qString( $1 ); - $$.id = getValueID( str.lower().latin1(), str.length() ); - $$.unit = CSSPrimitiveValue::CSS_IDENT; - $$.string = $1; - } - | URI maybe_space { $$.id = 0; $$.string = $1; $$.unit = CSSPrimitiveValue::CSS_URI; } - | UNICODERANGE maybe_space { $$.id = 0; $$.iValue = 0; $$.unit = CSSPrimitiveValue::CSS_UNKNOWN;/* ### */ } - | hexcolor { $$.id = 0; $$.string = $1; $$.unit = CSSPrimitiveValue::CSS_RGBCOLOR; } -/* ### according to the specs a function can have a unary_operator in front. I know no case where this makes sense */ - | function { - $$ = $1; - } - ; - -unary_term: - INTEGER maybe_space { $$.id = 0; $$.isInt = true; $$.fValue = $1; $$.unit = CSSPrimitiveValue::CSS_NUMBER; } - | FLOAT maybe_space { $$.id = 0; $$.isInt = false; $$.fValue = $1; $$.unit = CSSPrimitiveValue::CSS_NUMBER; } - | PERCENTAGE maybe_space { $$.id = 0; $$.fValue = $1; $$.unit = CSSPrimitiveValue::CSS_PERCENTAGE; } - | PXS maybe_space { $$.id = 0; $$.fValue = $1; $$.unit = CSSPrimitiveValue::CSS_PX; } - | CMS maybe_space { $$.id = 0; $$.fValue = $1; $$.unit = CSSPrimitiveValue::CSS_CM; } - | MMS maybe_space { $$.id = 0; $$.fValue = $1; $$.unit = CSSPrimitiveValue::CSS_MM; } - | INS maybe_space { $$.id = 0; $$.fValue = $1; $$.unit = CSSPrimitiveValue::CSS_IN; } - | PTS maybe_space { $$.id = 0; $$.fValue = $1; $$.unit = CSSPrimitiveValue::CSS_PT; } - | PCS maybe_space { $$.id = 0; $$.fValue = $1; $$.unit = CSSPrimitiveValue::CSS_PC; } - | DEGS maybe_space { $$.id = 0; $$.fValue = $1; $$.unit = CSSPrimitiveValue::CSS_DEG; } - | RADS maybe_space { $$.id = 0; $$.fValue = $1; $$.unit = CSSPrimitiveValue::CSS_RAD; } - | GRADS maybe_space { $$.id = 0; $$.fValue = $1; $$.unit = CSSPrimitiveValue::CSS_GRAD; } - | MSECS maybe_space { $$.id = 0; $$.fValue = $1; $$.unit = CSSPrimitiveValue::CSS_MS; } - | SECS maybe_space { $$.id = 0; $$.fValue = $1; $$.unit = CSSPrimitiveValue::CSS_S; } - | HERZ maybe_space { $$.id = 0; $$.fValue = $1; $$.unit = CSSPrimitiveValue::CSS_HZ; } - | KHERZ maybe_space { $$.id = 0; $$.fValue = $1; $$.unit = CSSPrimitiveValue::CSS_KHZ; } - | EMS maybe_space { $$.id = 0; $$.fValue = $1; $$.unit = CSSPrimitiveValue::CSS_EMS; } - | QEMS maybe_space { $$.id = 0; $$.fValue = $1; $$.unit = Value::Q_EMS; } - | EXS maybe_space { $$.id = 0; $$.fValue = $1; $$.unit = CSSPrimitiveValue::CSS_EXS; } - ; - - -function: - FUNCTION maybe_space expr ')' maybe_space { - Function *f = new Function; - f->name = $1; - f->args = $3; - $$.id = 0; - $$.unit = Value::Function; - $$.function = f; - } - | FUNCTION maybe_space error { - Function *f = new Function; - f->name = $1; - f->args = 0; - $$.id = 0; - $$.unit = Value::Function; - $$.function = f; - } - - ; -/* - * There is a constraint on the color that it must - * have either 3 or 6 hex-digits (i.e., [0-9a-fA-F]) - * after the "#"; e.g., "#000" is OK, but "#abcd" is not. - */ -hexcolor: - HASH maybe_space { $$ = $1; } - ; - - -/* error handling rules */ - -invalid_at: - '@' error invalid_block { - $$ = 0; -#ifdef CSS_DEBUG - kdDebug( 6080 ) << "skipped invalid @-rule" << endl; -#endif - } - | '@' error ';' { - $$ = 0; -#ifdef CSS_DEBUG - kdDebug( 6080 ) << "skipped invalid @-rule" << endl; -#endif - } - ; - -invalid_rule: - error invalid_block { - $$ = 0; -#ifdef CSS_DEBUG - kdDebug( 6080 ) << "skipped invalid rule" << endl; -#endif - } -/* - Seems like the two rules below are trying too much and violating - http://www.hixie.ch/tests/evil/mixed/csserrorhandling.html - - | error ';' { - $$ = 0; -#ifdef CSS_DEBUG - kdDebug( 6080 ) << "skipped invalid rule" << endl; -#endif - } - | error '}' { - $$ = 0; -#ifdef CSS_DEBUG - kdDebug( 6080 ) << "skipped invalid rule" << endl; -#endif - } -*/ - ; - -invalid_block: - '{' error invalid_block_list error '}' - | '{' error '}' - ; - -invalid_block_list: - invalid_block - | invalid_block_list error invalid_block -; - -%% - |