/** * This file is part of the CSS implementation for KDE. * * Copyright (C) 1999 Lars Knoll (knoll@kde.org) * (C) 2004-2005 Allan Sandfeld Jensen (kde@carewolf.com) * (C) 2006 Nicholas Shanks (webkit@nickshanks.com) * Copyright (C) 2005, 2006, 2007 Apple Inc. All rights reserved. * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library 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 * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public License * along with this library; see the file COPYING.LIB. If not, write to * the Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 02111-1307, USA. */ #include "config.h" #include "CSSStyleSelector.h" #include "CSSBorderImageValue.h" #include "CSSCursorImageValue.h" #include "CSSImageValue.h" #include "CSSImportRule.h" #include "CSSMediaRule.h" #include "CSSProperty.h" #include "CSSPropertyNames.h" #include "CSSRuleList.h" #include "CSSSelector.h" #include "CSSStyleRule.h" #include "CSSStyleSheet.h" #include "CSSValueKeywords.h" #include "CSSValueList.h" #include "CachedImage.h" #include "Counter.h" #include "DashboardRegion.h" #include "FontFamilyValue.h" #include "FontValue.h" #include "Frame.h" #include "FrameView.h" #include "GlobalHistory.h" #include "HTMLDocument.h" #include "HTMLElement.h" #include "HTMLInputElement.h" #include "HTMLNames.h" #include "MediaList.h" #include "MediaQueryEvaluator.h" #include "Pair.h" #include "Rect.h" #include "RenderTheme.h" #include "Settings.h" #include "ShadowValue.h" #include "StyleSheetList.h" #include "UserAgentStyleSheets.h" #include "loader.h" #if ENABLE(SVG) #include "XLinkNames.h" #include "SVGNames.h" #endif using namespace std; namespace WebCore { using namespace HTMLNames; // #define STYLE_SHARING_STATS 1 #define HANDLE_INHERIT(prop, Prop) \ if (isInherit) { \ style->set##Prop(parentStyle->prop()); \ return; \ } #define HANDLE_INHERIT_AND_INITIAL(prop, Prop) \ HANDLE_INHERIT(prop, Prop) \ if (isInitial) { \ style->set##Prop(RenderStyle::initial##Prop()); \ return; \ } #define HANDLE_INHERIT_AND_INITIAL_WITH_VALUE(prop, Prop, Value) \ HANDLE_INHERIT(prop, Prop) \ if (isInitial) { \ style->set##Prop(RenderStyle::initial##Value());\ return;\ } #define HANDLE_BACKGROUND_INHERIT_AND_INITIAL(prop, Prop) \ if (isInherit) { \ BackgroundLayer* currChild = style->accessBackgroundLayers(); \ BackgroundLayer* prevChild = 0; \ const BackgroundLayer* currParent = parentStyle->backgroundLayers(); \ while (currParent && currParent->is##Prop##Set()) { \ if (!currChild) { \ /* Need to make a new layer.*/ \ currChild = new BackgroundLayer(); \ prevChild->setNext(currChild); \ } \ currChild->set##Prop(currParent->prop()); \ prevChild = currChild; \ currChild = prevChild->next(); \ currParent = currParent->next(); \ } \ \ while (currChild) { \ /* Reset any remaining layers to not have the property set. */ \ currChild->clear##Prop(); \ currChild = currChild->next(); \ } \ return; \ } \ if (isInitial) { \ BackgroundLayer* currChild = style->accessBackgroundLayers(); \ currChild->set##Prop(RenderStyle::initial##Prop()); \ for (currChild = currChild->next(); currChild; currChild = currChild->next()) \ currChild->clear##Prop(); \ return; \ } #define HANDLE_BACKGROUND_VALUE(prop, Prop, value) { \ HANDLE_BACKGROUND_INHERIT_AND_INITIAL(prop, Prop) \ if (!value->isPrimitiveValue() && !value->isValueList()) \ return; \ BackgroundLayer* currChild = style->accessBackgroundLayers(); \ BackgroundLayer* prevChild = 0; \ if (value->isPrimitiveValue()) { \ map##Prop(currChild, value); \ currChild = currChild->next(); \ } \ else { \ /* Walk each value and put it into a layer, creating new layers as needed. */ \ CSSValueList* valueList = static_cast(value); \ for (unsigned int i = 0; i < valueList->length(); i++) { \ if (!currChild) { \ /* Need to make a new layer to hold this value */ \ currChild = new BackgroundLayer(); \ prevChild->setNext(currChild); \ } \ map##Prop(currChild, valueList->item(i)); \ prevChild = currChild; \ currChild = currChild->next(); \ } \ } \ while (currChild) { \ /* Reset all remaining layers to not have the property set. */ \ currChild->clear##Prop(); \ currChild = currChild->next(); \ } } #define HANDLE_INHERIT_COND(propID, prop, Prop) \ if (id == propID) { \ style->set##Prop(parentStyle->prop()); \ return; \ } #define HANDLE_INITIAL_COND(propID, Prop) \ if (id == propID) { \ style->set##Prop(RenderStyle::initial##Prop()); \ return; \ } #define HANDLE_INITIAL_COND_WITH_VALUE(propID, Prop, Value) \ if (id == propID) { \ style->set##Prop(RenderStyle::initial##Value()); \ return; \ } class CSSRuleSet { public: CSSRuleSet(); ~CSSRuleSet(); typedef HashMap AtomRuleMap; void addRulesFromSheet(CSSStyleSheet* sheet, MediaQueryEvaluator* medium); void addRule(CSSStyleRule* rule, CSSSelector* sel); void addToRuleSet(AtomicStringImpl* key, AtomRuleMap& map, CSSStyleRule* rule, CSSSelector* sel); CSSRuleDataList* getIDRules(AtomicStringImpl* key) { return m_idRules.get(key); } CSSRuleDataList* getClassRules(AtomicStringImpl* key) { return m_classRules.get(key); } CSSRuleDataList* getTagRules(AtomicStringImpl* key) { return m_tagRules.get(key); } CSSRuleDataList* getUniversalRules() { return m_universalRules; } public: AtomRuleMap m_idRules; AtomRuleMap m_classRules; AtomRuleMap m_tagRules; CSSRuleDataList* m_universalRules; unsigned m_ruleCount; }; CSSRuleSet* CSSStyleSelector::defaultStyle = 0; CSSRuleSet* CSSStyleSelector::defaultQuirksStyle = 0; CSSRuleSet* CSSStyleSelector::defaultPrintStyle = 0; CSSRuleSet* CSSStyleSelector::defaultViewSourceStyle = 0; CSSStyleSheet* CSSStyleSelector::defaultSheet = 0; RenderStyle* CSSStyleSelector::styleNotYetAvailable = 0; CSSStyleSheet* CSSStyleSelector::quirksSheet = 0; CSSStyleSheet* CSSStyleSelector::viewSourceSheet = 0; #if ENABLE(SVG) CSSStyleSheet *CSSStyleSelector::svgSheet = 0; #endif static CSSStyleSelector::Encodedurl *currentEncodedURL = 0; static PseudoState pseudoState; CSSStyleSelector::CSSStyleSelector(Document* doc, const String& userStyleSheet, StyleSheetList *styleSheets, bool _strictParsing) { init(); m_document = doc; strictParsing = _strictParsing; if (!defaultStyle) loadDefaultStyle(); m_userStyle = 0; // construct document root element default style. this is needed // to evaluate media queries that contain relative constraints, like "screen and (max-width: 10em)" // This is here instead of constructor, because when constructor is run, // document doesn't have documentElement // NOTE: this assumes that element that gets passed to styleForElement -call // is always from the document that owns the style selector FrameView* view = m_document->view(); if (view) m_medium = new MediaQueryEvaluator(view->mediaType()); else m_medium = new MediaQueryEvaluator("all"); Element* root = doc->documentElement(); if (root) m_rootDefaultStyle = styleForElement(root, 0, false, true); // dont ref, because the RenderStyle is allocated from global heap if (m_rootDefaultStyle && view) { delete m_medium; m_medium = new MediaQueryEvaluator(view->mediaType(), view->frame()->page(), m_rootDefaultStyle); } // FIXME: This sucks! The user sheet is reparsed every time! if (!userStyleSheet.isEmpty()) { m_userSheet = new CSSStyleSheet(doc); m_userSheet->parseString(userStyleSheet, strictParsing); m_userStyle = new CSSRuleSet(); m_userStyle->addRulesFromSheet(m_userSheet.get(), m_medium); } // add stylesheets from document m_authorStyle = new CSSRuleSet(); DeprecatedPtrListIterator it(styleSheets->styleSheets); for (; it.current(); ++it) if (it.current()->isCSSStyleSheet() && !it.current()->disabled()) m_authorStyle->addRulesFromSheet(static_cast(it.current()), m_medium); } CSSStyleSelector::CSSStyleSelector(CSSStyleSheet *sheet) { init(); if (!defaultStyle) loadDefaultStyle(); FrameView *view = sheet->doc()->view(); if (view) m_medium = new MediaQueryEvaluator(view->mediaType()); else m_medium = new MediaQueryEvaluator("all"); Element* root = sheet->doc()->documentElement(); if (root) m_rootDefaultStyle = styleForElement(root, 0, false, true); if (m_rootDefaultStyle && view) { delete m_medium; m_medium = new MediaQueryEvaluator(view->mediaType(), view->frame()->page(), m_rootDefaultStyle); } m_authorStyle = new CSSRuleSet(); m_authorStyle->addRulesFromSheet(sheet, m_medium); } void CSSStyleSelector::init() { element = 0; m_matchedDecls.clear(); m_ruleList = 0; m_collectRulesOnly = false; m_rootDefaultStyle = 0; m_medium = 0; } void CSSStyleSelector::setEncodedURL(const KURL& url) { KURL u = url; u.setQuery(DeprecatedString::null); u.setRef(DeprecatedString::null); encodedurl.file = u.url(); int pos = encodedurl.file.findRev('/'); encodedurl.path = encodedurl.file; if (pos > 0) { encodedurl.path.truncate(pos); encodedurl.path += '/'; } u.setPath(DeprecatedString::null); encodedurl.host = u.url(); } CSSStyleSelector::~CSSStyleSelector() { delete m_medium; ::delete m_rootDefaultStyle; delete m_authorStyle; delete m_userStyle; } static CSSStyleSheet* parseUASheet(const char* characters, unsigned size) { CSSStyleSheet* const parent = 0; CSSStyleSheet* sheet = new CSSStyleSheet(parent); sheet->ref(); // leak the sheet on purpose since it will be stored in a global variable sheet->parseString(String(characters, size)); return sheet; } template CSSStyleSheet* parseUASheet(const T& array) { return parseUASheet(array, sizeof(array)); } void CSSStyleSelector::loadDefaultStyle() { if (defaultStyle) return; defaultStyle = new CSSRuleSet; defaultPrintStyle = new CSSRuleSet; defaultQuirksStyle = new CSSRuleSet; defaultViewSourceStyle = new CSSRuleSet; MediaQueryEvaluator screenEval("screen"); MediaQueryEvaluator printEval("print"); // Strict-mode rules. defaultSheet = parseUASheet(html4UserAgentStyleSheet); defaultStyle->addRulesFromSheet(defaultSheet, &screenEval); defaultPrintStyle->addRulesFromSheet(defaultSheet, &printEval); #if ENABLE(SVG) // SVG rules. svgSheet = parseUASheet(svgUserAgentStyleSheet); defaultStyle->addRulesFromSheet(svgSheet, &screenEval); defaultPrintStyle->addRulesFromSheet(svgSheet, &printEval); #endif // Quirks-mode rules. quirksSheet = parseUASheet(quirksUserAgentStyleSheet); defaultQuirksStyle->addRulesFromSheet(quirksSheet, &screenEval); // View source rules. viewSourceSheet = parseUASheet(sourceUserAgentStyleSheet); defaultViewSourceStyle->addRulesFromSheet(viewSourceSheet, &screenEval); } void CSSStyleSelector::matchRules(CSSRuleSet* rules, int& firstRuleIndex, int& lastRuleIndex) { m_matchedRules.clear(); if (!rules || !element) return; // We need to collect the rules for id, class, tag, and everything else into a buffer and // then sort the buffer. if (element->hasID()) matchRulesForList(rules->getIDRules(element->getIDAttribute().impl()), firstRuleIndex, lastRuleIndex); if (element->hasClass()) { for (const AtomicStringList* singleClass = element->getClassList(); singleClass; singleClass = singleClass->next()) matchRulesForList(rules->getClassRules(singleClass->string().impl()), firstRuleIndex, lastRuleIndex); } matchRulesForList(rules->getTagRules(element->localName().impl()), firstRuleIndex, lastRuleIndex); matchRulesForList(rules->getUniversalRules(), firstRuleIndex, lastRuleIndex); // If we didn't match any rules, we're done. if (m_matchedRules.isEmpty()) return; // Sort the set of matched rules. sortMatchedRules(0, m_matchedRules.size()); // Now transfer the set of matched rules over to our list of decls. if (!m_collectRulesOnly) { for (unsigned i = 0; i < m_matchedRules.size(); i++) addMatchedDeclaration(m_matchedRules[i]->rule()->declaration()); } else { for (unsigned i = 0; i < m_matchedRules.size(); i++) { if (!m_ruleList) m_ruleList = new CSSRuleList(); m_ruleList->append(m_matchedRules[i]->rule()); } } } void CSSStyleSelector::matchRulesForList(CSSRuleDataList* rules, int& firstRuleIndex, int& lastRuleIndex) { if (!rules) return; for (CSSRuleData* d = rules->first(); d; d = d->next()) { CSSStyleRule* rule = d->rule(); const AtomicString& localName = element->localName(); const AtomicString& selectorLocalName = d->selector()->m_tag.localName(); if ((localName == selectorLocalName || selectorLocalName == starAtom) && checkSelector(d->selector(), element)) { // If the rule has no properties to apply, then ignore it. CSSMutableStyleDeclaration* decl = rule->declaration(); if (!decl || !decl->length()) continue; // If we're matching normal rules, set a pseudo bit if // we really just matched a pseudo-element. if (dynamicPseudo != RenderStyle::NOPSEUDO && pseudoStyle == RenderStyle::NOPSEUDO) { if (m_collectRulesOnly) return; style->setHasPseudoStyle(dynamicPseudo); } else { // Update our first/last rule indices in the matched rules array. lastRuleIndex = m_matchedDecls.size() + m_matchedRules.size(); if (firstRuleIndex == -1) firstRuleIndex = lastRuleIndex; // Add this rule to our list of matched rules. addMatchedRule(d); } } } } bool operator >(CSSRuleData& r1, CSSRuleData& r2) { int spec1 = r1.selector()->specificity(); int spec2 = r2.selector()->specificity(); return (spec1 == spec2) ? r1.position() > r2.position() : spec1 > spec2; } bool operator <=(CSSRuleData& r1, CSSRuleData& r2) { return !(r1 > r2); } void CSSStyleSelector::sortMatchedRules(unsigned start, unsigned end) { if (start >= end || (end - start == 1)) return; // Sanity check. if (end - start <= 6) { // Apply a bubble sort for smaller lists. for (unsigned i = end - 1; i > start; i--) { bool sorted = true; for (unsigned j = start; j < i; j++) { CSSRuleData* elt = m_matchedRules[j]; CSSRuleData* elt2 = m_matchedRules[j + 1]; if (*elt > *elt2) { sorted = false; m_matchedRules[j] = elt2; m_matchedRules[j + 1] = elt; } } if (sorted) return; } return; } // Peform a merge sort for larger lists. unsigned mid = (start + end) / 2; sortMatchedRules(start, mid); sortMatchedRules(mid, end); CSSRuleData* elt = m_matchedRules[mid - 1]; CSSRuleData* elt2 = m_matchedRules[mid]; // Handle the fast common case (of equal specificity). The list may already // be completely sorted. if (*elt <= *elt2) return; // We have to merge sort. Ensure our merge buffer is big enough to hold // all the items. Vector rulesMergeBuffer; rulesMergeBuffer.reserveCapacity(end - start); unsigned i1 = start; unsigned i2 = mid; elt = m_matchedRules[i1]; elt2 = m_matchedRules[i2]; while (i1 < mid || i2 < end) { if (i1 < mid && (i2 == end || *elt <= *elt2)) { rulesMergeBuffer.append(elt); if (++i1 < mid) elt = m_matchedRules[i1]; } else { rulesMergeBuffer.append(elt2); if (++i2 < end) elt2 = m_matchedRules[i2]; } } for (unsigned i = start; i < end; i++) m_matchedRules[i] = rulesMergeBuffer[i - start]; } void CSSStyleSelector::initElementAndPseudoState(Element* e) { element = e; if (element && element->isStyledElement()) styledElement = static_cast(element); else styledElement = 0; currentEncodedURL = &encodedurl; pseudoState = PseudoUnknown; } void CSSStyleSelector::initForStyleResolve(Element* e, RenderStyle* defaultParent) { // set some variables we will need pseudoStyle = RenderStyle::NOPSEUDO; parentNode = e->parentNode(); #if ENABLE(SVG) if (!parentNode && e->isSVGElement() && e->isShadowNode()) parentNode = e->shadowParentNode(); #endif if (defaultParent) parentStyle = defaultParent; else parentStyle = parentNode ? parentNode->renderStyle() : 0; isXMLDoc = !element->document()->isHTMLDocument(); style = 0; m_matchedDecls.clear(); m_ruleList = 0; fontDirty = false; } // modified version of the one in kurl.cpp static void cleanpath(DeprecatedString &path) { int pos; while ((pos = path.find("/../")) != -1) { int prev = 0; if (pos > 0) prev = path.findRev("/", pos -1); // don't remove the host, i.e. http://foo.org/../foo.html if (prev < 0 || (prev > 3 && path.findRev("://", prev-1) == prev-2)) path.remove(pos, 3); else // matching directory found ? path.remove(prev, pos- prev + 3); } pos = 0; // Don't remove "//" from an anchor identifier. -rjw // Set refPos to -2 to mean "I haven't looked for the anchor yet". // We don't want to waste a function call on the search for the the anchor // in the vast majority of cases where there is no "//" in the path. int refPos = -2; while ((pos = path.find("//", pos)) != -1) { if (refPos == -2) refPos = path.find("#"); if (refPos > 0 && pos >= refPos) break; if (pos == 0 || path[pos-1] != ':') path.remove(pos, 1); else pos += 2; } while ((pos = path.find("/./")) != -1) path.remove(pos, 2); } static void checkPseudoState(Element *e, bool checkVisited = true) { if (!e->isLink()) { pseudoState = PseudoNone; return; } AtomicString attr; if (e->isHTMLElement()) attr = e->getAttribute(hrefAttr); #if ENABLE(SVG) else if (e->isSVGElement()) attr = e->getAttribute(XLinkNames::hrefAttr); #endif if (attr.isNull()) { pseudoState = PseudoNone; return; } if (!checkVisited) { pseudoState = PseudoAnyLink; return; } DeprecatedConstString cu(reinterpret_cast(attr.characters()), attr.length()); DeprecatedString u = cu.string(); if (!u.contains("://")) { if (u[0] == '/') u.prepend(currentEncodedURL->host); else if (u[0] == '#') u.prepend(currentEncodedURL->file); else u.prepend(currentEncodedURL->path); cleanpath(u); } pseudoState = historyContains(u) ? PseudoVisited : PseudoLink; } #ifdef STYLE_SHARING_STATS static int fraction = 0; static int total = 0; #endif static const unsigned cStyleSearchThreshold = 10; Node* CSSStyleSelector::locateCousinList(Element* parent, unsigned depth) { if (parent && parent->isStyledElement()) { StyledElement* p = static_cast(parent); if (!p->inlineStyleDecl() && !p->hasID()) { Node* r = p->previousSibling(); unsigned subcount = 0; RenderStyle* st = p->renderStyle(); while (r) { if (r->renderStyle() == st) return r->lastChild(); if (subcount++ == cStyleSearchThreshold) return 0; r = r->previousSibling(); } if (!r && depth < cStyleSearchThreshold) r = locateCousinList(static_cast(parent->parentNode()), depth + 1); while (r) { if (r->renderStyle() == st) return r->lastChild(); if (subcount++ == cStyleSearchThreshold) return 0; r = r->previousSibling(); } } } return 0; } bool CSSStyleSelector::canShareStyleWithElement(Node* n) { if (n->isStyledElement()) { StyledElement* s = static_cast(n); RenderStyle* style = s->renderStyle(); if (style && !style->unique() && (s->tagQName() == element->tagQName()) && !s->hasID() && (s->hasClass() == element->hasClass()) && !s->inlineStyleDecl() && (s->hasMappedAttributes() == styledElement->hasMappedAttributes()) && (s->isLink() == element->isLink()) && !style->affectedByAttributeSelectors() && (s->hovered() == element->hovered()) && (s->active() == element->active()) && (s->focused() == element->focused()) && (s->isEnabled() == element->isEnabled()) && (s->isIndeterminate() == element->isIndeterminate()) && (s->isChecked() == element->isChecked()) && (s != s->document()->getCSSTarget() && element != element->document()->getCSSTarget()) && (s->getAttribute(typeAttr) == element->getAttribute(typeAttr)) && (s->getAttribute(readonlyAttr) == element->getAttribute(readonlyAttr))) { bool classesMatch = true; if (s->hasClass()) { const AtomicString& class1 = element->getAttribute(classAttr); const AtomicString& class2 = s->getAttribute(classAttr); classesMatch = (class1 == class2); } if (classesMatch) { bool mappedAttrsMatch = true; if (s->hasMappedAttributes()) mappedAttrsMatch = s->mappedAttributes()->mapsEquivalent(styledElement->mappedAttributes()); if (mappedAttrsMatch) { bool linksMatch = true; if (s->isLink()) { // We need to check to see if the visited state matches. Color linkColor = element->document()->linkColor(); Color visitedColor = element->document()->visitedLinkColor(); if (pseudoState == PseudoUnknown) checkPseudoState(element, style->pseudoState() != PseudoAnyLink || linkColor != visitedColor); linksMatch = (pseudoState == style->pseudoState()); } if (linksMatch) return true; } } } } return false; } RenderStyle* CSSStyleSelector::locateSharedStyle() { if (styledElement && !styledElement->inlineStyleDecl() && !styledElement->hasID() && !styledElement->document()->usesSiblingRules()) { // Check previous siblings. unsigned count = 0; Node* n; for (n = element->previousSibling(); n && !n->isElementNode(); n = n->previousSibling()); while (n) { if (canShareStyleWithElement(n)) return n->renderStyle(); if (count++ == cStyleSearchThreshold) return 0; for (n = n->previousSibling(); n && !n->isElementNode(); n = n->previousSibling()); } if (!n) n = locateCousinList(static_cast(element->parentNode())); while (n) { if (canShareStyleWithElement(n)) return n->renderStyle(); if (count++ == cStyleSearchThreshold) return 0; for (n = n->previousSibling(); n && !n->isElementNode(); n = n->previousSibling()); } } return 0; } void CSSStyleSelector::matchUARules(int& firstUARule, int& lastUARule) { // First we match rules from the user agent sheet. CSSRuleSet* userAgentStyleSheet = m_medium->mediaTypeMatchSpecific("print") ? defaultPrintStyle : defaultStyle; matchRules(userAgentStyleSheet, firstUARule, lastUARule); // In quirks mode, we match rules from the quirks user agent sheet. if (!strictParsing) matchRules(defaultQuirksStyle, firstUARule, lastUARule); // If we're in view source mode, then we match rules from the view source style sheet. if (m_document->frame() && m_document->frame()->inViewSourceMode()) matchRules(defaultViewSourceStyle, firstUARule, lastUARule); } // If resolveForRootDefault is true, style based on user agent style sheet only. This is used in media queries, where // relative units are interpreted according to document root element style, styled only with UA stylesheet RenderStyle* CSSStyleSelector::styleForElement(Element* e, RenderStyle* defaultParent, bool allowSharing, bool resolveForRootDefault) { // Once an element has a renderer, we don't try to destroy it, since otherwise the renderer // will vanish if a style recalc happens during loading. if (allowSharing && !e->document()->haveStylesheetsLoaded() && !e->renderer()) { if (!styleNotYetAvailable) { styleNotYetAvailable = ::new RenderStyle(); styleNotYetAvailable->setDisplay(NONE); styleNotYetAvailable->ref(); } styleNotYetAvailable->ref(); return styleNotYetAvailable; } initElementAndPseudoState(e); if (allowSharing) { style = locateSharedStyle(); #ifdef STYLE_SHARING_STATS fraction += style != 0; total++; printf("Sharing %d out of %d\n", fraction, total); #endif if (style) { style->ref(); return style; } } initForStyleResolve(e, defaultParent); if (resolveForRootDefault) { style = ::new RenderStyle(); // don't ref, because we want to delete this, but we cannot unref it } else { style = new (e->document()->renderArena()) RenderStyle(); style->ref(); } if (parentStyle) style->inheritFrom(parentStyle); else parentStyle = style; int firstUARule = -1, lastUARule = -1; int firstUserRule = -1, lastUserRule = -1; int firstAuthorRule = -1, lastAuthorRule = -1; matchUARules(firstUARule, lastUARule); if (!resolveForRootDefault) { // 4. Now we check user sheet rules. matchRules(m_userStyle, firstUserRule, lastUserRule); // 5. Now check author rules, beginning first with presentational attributes // mapped from HTML. if (styledElement) { // Ask if the HTML element has mapped attributes. if (styledElement->hasMappedAttributes()) { // Walk our attribute list and add in each decl. const NamedMappedAttrMap* map = styledElement->mappedAttributes(); for (unsigned i = 0; i < map->length(); i++) { MappedAttribute* attr = map->attributeItem(i); if (attr->decl()) { lastAuthorRule = m_matchedDecls.size(); if (firstAuthorRule == -1) firstAuthorRule = lastAuthorRule; addMatchedDeclaration(attr->decl()); } } } // Now we check additional mapped declarations. // Tables and table cells share an additional mapped rule that must be applied // after all attributes, since their mapped style depends on the values of multiple attributes. CSSMutableStyleDeclaration* attributeDecl = styledElement->additionalAttributeStyleDecl(); if (attributeDecl) { lastAuthorRule = m_matchedDecls.size(); if (firstAuthorRule == -1) firstAuthorRule = lastAuthorRule; addMatchedDeclaration(attributeDecl); } } // 6. Check the rules in author sheets next. matchRules(m_authorStyle, firstAuthorRule, lastAuthorRule); // 7. Now check our inline style attribute. if (styledElement) { CSSMutableStyleDeclaration* inlineDecl = styledElement->inlineStyleDecl(); if (inlineDecl) { lastAuthorRule = m_matchedDecls.size(); if (firstAuthorRule == -1) firstAuthorRule = lastAuthorRule; addMatchedDeclaration(inlineDecl); } } } // Now we have all of the matched rules in the appropriate order. Walk the rules and apply // high-priority properties first, i.e., those properties that other properties depend on. // The order is (1) high-priority not important, (2) high-priority important, (3) normal not important // and (4) normal important. m_lineHeightValue = 0; applyDeclarations(true, false, 0, m_matchedDecls.size() - 1); if (!resolveForRootDefault) { applyDeclarations(true, true, firstAuthorRule, lastAuthorRule); applyDeclarations(true, true, firstUserRule, lastUserRule); } applyDeclarations(true, true, firstUARule, lastUARule); // If our font got dirtied, go ahead and update it now. if (fontDirty) updateFont(); // Line-height is set when we are sure we decided on the font-size if (m_lineHeightValue) applyProperty(CSS_PROP_LINE_HEIGHT, m_lineHeightValue); // Now do the normal priority UA properties. applyDeclarations(false, false, firstUARule, lastUARule); // Cache our border and background so that we can examine them later. cacheBorderAndBackground(); // Now do the author and user normal priority properties and all the !important properties. if (!resolveForRootDefault) { applyDeclarations(false, false, lastUARule + 1, m_matchedDecls.size() - 1); applyDeclarations(false, true, firstAuthorRule, lastAuthorRule); applyDeclarations(false, true, firstUserRule, lastUserRule); } applyDeclarations(false, true, firstUARule, lastUARule); // If our font got dirtied by one of the non-essential font props, // go ahead and update it a second time. if (fontDirty) updateFont(); // Clean up our style object's display and text decorations (among other fixups). adjustRenderStyle(style, e); // If we are a link, cache the determined pseudo-state. if (e->isLink()) style->setPseudoState(pseudoState); // If we have first-letter pseudo style, do not share this style if (style->hasPseudoStyle(RenderStyle::FIRST_LETTER)) style->setUnique(); // Now return the style. return style; } RenderStyle* CSSStyleSelector::pseudoStyleForElement(RenderStyle::PseudoId pseudo, Element* e, RenderStyle* parentStyle) { if (!e) return 0; initElementAndPseudoState(e); initForStyleResolve(e, parentStyle); pseudoStyle = pseudo; // Since we don't use pseudo-elements in any of our quirk/print user agent rules, don't waste time walking // those rules. // Check UA, user and author rules. int firstUARule = -1, lastUARule = -1, firstUserRule = -1, lastUserRule = -1, firstAuthorRule = -1, lastAuthorRule = -1; matchUARules(firstUARule, lastUARule); matchRules(m_userStyle, firstUserRule, lastUserRule); matchRules(m_authorStyle, firstAuthorRule, lastAuthorRule); if (m_matchedDecls.isEmpty()) return 0; style = new (e->document()->renderArena()) RenderStyle(); style->ref(); if (parentStyle) style->inheritFrom(parentStyle); else parentStyle = style; style->noninherited_flags._styleType = pseudoStyle; m_lineHeightValue = 0; // High-priority properties. applyDeclarations(true, false, 0, m_matchedDecls.size() - 1); applyDeclarations(true, true, firstAuthorRule, lastAuthorRule); applyDeclarations(true, true, firstUserRule, lastUserRule); applyDeclarations(true, true, firstUARule, lastUARule); // If our font got dirtied, go ahead and update it now. if (fontDirty) updateFont(); // Line-height is set when we are sure we decided on the font-size if (m_lineHeightValue) applyProperty(CSS_PROP_LINE_HEIGHT, m_lineHeightValue); // Now do the normal priority properties. applyDeclarations(false, false, firstUARule, lastUARule); // Cache our border and background so that we can examine them later. cacheBorderAndBackground(); applyDeclarations(false, false, lastUARule + 1, m_matchedDecls.size() - 1); applyDeclarations(false, true, firstAuthorRule, lastAuthorRule); applyDeclarations(false, true, firstUserRule, lastUserRule); applyDeclarations(false, true, firstUARule, lastUARule); // If our font got dirtied by one of the non-essential font props, // go ahead and update it a second time. if (fontDirty) updateFont(); // Clean up our style object's display and text decorations (among other fixups). adjustRenderStyle(style, 0); // Now return the style. return style; } static void addIntrinsicMargins(RenderStyle* style) { // Intrinsic margin value. const int intrinsicMargin = 2; // FIXME: Using width/height alone and not also dealing with min-width/max-width is flawed. // FIXME: Using "quirk" to decide the margin wasn't set is kind of lame. if (style->width().isIntrinsicOrAuto()) { if (style->marginLeft().quirk()) style->setMarginLeft(Length(intrinsicMargin, Fixed)); if (style->marginRight().quirk()) style->setMarginRight(Length(intrinsicMargin, Fixed)); } if (style->height().isAuto()) { if (style->marginTop().quirk()) style->setMarginTop(Length(intrinsicMargin, Fixed)); if (style->marginBottom().quirk()) style->setMarginBottom(Length(intrinsicMargin, Fixed)); } } void CSSStyleSelector::adjustRenderStyle(RenderStyle* style, Element *e) { // Cache our original display. style->setOriginalDisplay(style->display()); if (style->display() != NONE) { // If we have a that specifies a float property, in quirks mode we just drop the float // property. // Sites also commonly use display:inline/block on s and s. In quirks mode we force // these tags to retain their display types. if (!strictParsing && e) { if (e->hasTagName(tdTag)) { style->setDisplay(TABLE_CELL); style->setFloating(FNONE); } else if (e->hasTagName(tableTag)) style->setDisplay(style->isDisplayInlineType() ? INLINE_TABLE : TABLE); } // Tables never support the -webkit-* values for text-align and will reset back to the default. if (e && e->hasTagName(tableTag) && (style->textAlign() == WEBKIT_LEFT || style->textAlign() == WEBKIT_CENTER || style->textAlign() == WEBKIT_RIGHT)) style->setTextAlign(TAAUTO); // Frames and framesets never honor position:relative or position:absolute. This is necessary to // fix a crash where a site tries to position these objects. They also never honor display. if (e && (e->hasTagName(frameTag) || e->hasTagName(framesetTag))) { style->setPosition(StaticPosition); style->setDisplay(BLOCK); } // Table headers with a text-align of auto will change the text-align to center. if (e && e->hasTagName(thTag) && style->textAlign() == TAAUTO) style->setTextAlign(CENTER); // Mutate the display to BLOCK or TABLE for certain cases, e.g., if someone attempts to // position or float an inline, compact, or run-in. Cache the original display, since it // may be needed for positioned elements that have to compute their static normal flow // positions. We also force inline-level roots to be block-level. if (style->display() != BLOCK && style->display() != TABLE && style->display() != BOX && (style->position() == AbsolutePosition || style->position() == FixedPosition || style->floating() != FNONE || (e && e->document()->documentElement() == e))) { if (style->display() == INLINE_TABLE) style->setDisplay(TABLE); else if (style->display() == INLINE_BOX) style->setDisplay(BOX); else if (style->display() == LIST_ITEM) { // It is a WinIE bug that floated list items lose their bullets, so we'll emulate the quirk, // but only in quirks mode. if (!strictParsing && style->floating() != FNONE) style->setDisplay(BLOCK); } else style->setDisplay(BLOCK); } // After performing the display mutation, check table rows. We do not honor position:relative on // table rows or cells. This has been established in CSS2.1 (and caused a crash in containingBlock() // on some sites). if ((style->display() == TABLE_HEADER_GROUP || style->display() == TABLE_ROW_GROUP || style->display() == TABLE_FOOTER_GROUP || style->display() == TABLE_ROW || style->display() == TABLE_CELL) && style->position() == RelativePosition) style->setPosition(StaticPosition); } // Make sure our z-index value is only applied if the object is positioned, // relatively positioned, or transparent. if (style->position() == StaticPosition && style->opacity() == 1.0f) style->setHasAutoZIndex(); // Auto z-index becomes 0 for the root element and transparent objects. This prevents // cases where objects that should be blended as a single unit end up with a non-transparent // object wedged in between them. if (style->hasAutoZIndex() && ((e && e->document()->documentElement() == e) || style->opacity() < 1.0f)) style->setZIndex(0); // Button, legend, input, select and textarea all consider width values of 'auto' to be 'intrinsic'. // This will be important when we use block flows for all form controls. if (e && (e->hasTagName(legendTag) || e->hasTagName(buttonTag) || e->hasTagName(inputTag) || e->hasTagName(selectTag) || e->hasTagName(textareaTag))) { if (style->width().isAuto()) style->setWidth(Length(Intrinsic)); } // Finally update our text decorations in effect, but don't allow text-decoration to percolate through // tables, inline blocks, inline tables, or run-ins. if (style->display() == TABLE || style->display() == INLINE_TABLE || style->display() == RUN_IN || style->display() == INLINE_BLOCK || style->display() == INLINE_BOX) style->setTextDecorationsInEffect(style->textDecoration()); else style->addToTextDecorationsInEffect(style->textDecoration()); // If either overflow value is not visible, change to auto. if (style->overflowX() == OMARQUEE && style->overflowY() != OMARQUEE) style->setOverflowY(OMARQUEE); else if (style->overflowY() == OMARQUEE && style->overflowX() != OMARQUEE) style->setOverflowX(OMARQUEE); else if (style->overflowX() == OVISIBLE && style->overflowY() != OVISIBLE) style->setOverflowX(OAUTO); else if (style->overflowY() == OVISIBLE && style->overflowX() != OVISIBLE) style->setOverflowY(OAUTO); // Table rows, sections and the table itself will support overflow:hidden and will ignore scroll/auto. // FIXME: Eventually table sections will support auto and scroll. if (style->display() == TABLE || style->display() == INLINE_TABLE || style->display() == TABLE_ROW_GROUP || style->display() == TABLE_ROW) { if (style->overflowX() != OVISIBLE && style->overflowX() != OHIDDEN) style->setOverflowX(OVISIBLE); if (style->overflowY() != OVISIBLE && style->overflowY() != OHIDDEN) style->setOverflowY(OVISIBLE); } // Links should be user selectable when content editable if (e && e->isLink() && ((e->document()->frame() && e->document()->frame()->isContentEditable()) || style->userModify() == READ_WRITE || style->userModify() == READ_WRITE_PLAINTEXT_ONLY)) style->setUserSelect(SELECT_AUTO); // Cull out any useless layers and also repeat patterns into additional layers. style->adjustBackgroundLayers(); // Important: Intrinsic margins get added to controls before the theme has adjusted the style, since the theme will // alter fonts and heights/widths. if (e && e->isControl() && style->fontSize() >= 11) { // Don't apply intrinsic margins to image buttons. The designer knows how big the images are, // so we have to treat all image buttons as though they were explicitly sized. if (!e->hasTagName(inputTag) || static_cast(e)->inputType() != HTMLInputElement::IMAGE) addIntrinsicMargins(style); } // Let the theme also have a crack at adjusting the style. if (style->hasAppearance()) theme()->adjustStyle(this, style, e, m_hasUAAppearance, m_borderData, m_backgroundData, m_backgroundColor); #if ENABLE(SVG) if (e && e->isSVGElement()) { // Spec: http://www.w3.org/TR/SVG/masking.html#OverflowProperty if (style->overflowY() == OSCROLL) style->setOverflowY(OHIDDEN); else if (style->overflowY() == OAUTO) style->setOverflowY(OVISIBLE); if (style->overflowX() == OSCROLL) style->setOverflowX(OHIDDEN); else if (style->overflowX() == OAUTO) style->setOverflowX(OVISIBLE); // Only the root element in an SVG document fragment tree honors css position if (!(e->hasTagName(SVGNames::svgTag) && e->parentNode() && !e->parentNode()->isSVGElement())) style->setPosition(RenderStyle::initialPosition()); } #endif } void CSSStyleSelector::updateFont() { checkForTextSizeAdjust(); checkForGenericFamilyChange(style, parentStyle); style->font().update(); fontDirty = false; } void CSSStyleSelector::cacheBorderAndBackground() { m_hasUAAppearance = style->hasAppearance(); if (m_hasUAAppearance) { m_borderData = style->border(); m_backgroundData = *style->backgroundLayers(); m_backgroundColor = style->backgroundColor(); } } RefPtr CSSStyleSelector::styleRulesForElement(Element* e, bool authorOnly) { if (!e || !e->document()->haveStylesheetsLoaded()) return 0; m_collectRulesOnly = true; initElementAndPseudoState(e); initForStyleResolve(e, 0); if (!authorOnly) { int firstUARule = -1, lastUARule = -1; // First we match rules from the user agent sheet. matchUARules(firstUARule, lastUARule); // Now we check user sheet rules. int firstUserRule = -1, lastUserRule = -1; matchRules(m_userStyle, firstUserRule, lastUserRule); } // Check the rules in author sheets. int firstAuthorRule = -1, lastAuthorRule = -1; matchRules(m_authorStyle, firstAuthorRule, lastAuthorRule); m_collectRulesOnly = false; return m_ruleList; } RefPtr CSSStyleSelector::pseudoStyleRulesForElement(Element* e, StringImpl* pseudoStyle, bool authorOnly) { // FIXME: Implement this. return 0; } static bool subject; bool CSSStyleSelector::checkSelector(CSSSelector* sel, Element *e) { dynamicPseudo = RenderStyle::NOPSEUDO; Node *n = e; // we have the subject part of the selector subject = true; // We track whether or not the rule contains only :hover and :active in a simple selector. If // so, we can't allow that to apply to every element on the page. We assume the author intended // to apply the rules only to links. bool onlyHoverActive = (!sel->hasTag() && (sel->m_match == CSSSelector::PseudoClass && (sel->pseudoType() == CSSSelector::PseudoHover || sel->pseudoType() == CSSSelector::PseudoActive))); bool affectedByHover = style ? style->affectedByHoverRules() : false; bool affectedByActive = style ? style->affectedByActiveRules() : false; bool havePseudo = pseudoStyle != RenderStyle::NOPSEUDO; // first selector has to match if (!checkOneSelector(sel, e)) return false; // check the subselectors CSSSelector::Relation relation = sel->relation(); while((sel = sel->m_tagHistory)) { if (!n->isElementNode()) return false; if (relation != CSSSelector::SubSelector) { subject = false; if (havePseudo && dynamicPseudo != pseudoStyle) return false; } switch(relation) { case CSSSelector::Descendant: // FIXME: This match needs to know how to backtrack and be non-deterministic. do { n = n->parentNode(); if (!n || !n->isElementNode()) return false; } while (!checkOneSelector(sel, static_cast(n))); break; case CSSSelector::Child: { n = n->parentNode(); if (!n || !n->isElementNode()) return false; if (!checkOneSelector(sel, static_cast(n))) return false; break; } case CSSSelector::DirectAdjacent: { n = n->previousSibling(); while (n && !n->isElementNode()) n = n->previousSibling(); if (!n) return false; if (!checkOneSelector(sel, static_cast(n))) return false; break; } case CSSSelector::IndirectAdjacent: // FIXME: This match needs to know how to backtrack and be non-deterministic. do { n = n->previousSibling(); while (n && !n->isElementNode()) n = n->previousSibling(); if (!n) return false; } while (!checkOneSelector(sel, static_cast(n))); break; case CSSSelector::SubSelector: { if (onlyHoverActive) onlyHoverActive = (sel->m_match == CSSSelector::PseudoClass && (sel->pseudoType() == CSSSelector::PseudoHover || sel->pseudoType() == CSSSelector::PseudoActive)); Element *elem = static_cast(n); // a selector is invalid if something follows :first-xxx if (elem == element && dynamicPseudo != RenderStyle::NOPSEUDO) return false; if (!checkOneSelector(sel, elem, true)) return false; break; } } relation = sel->relation(); } if (subject && havePseudo && dynamicPseudo != pseudoStyle) return false; // disallow *:hover, *:active, and *:hover:active except for links if (!strictParsing && onlyHoverActive && subject) { if (pseudoState == PseudoUnknown) checkPseudoState(e); if (pseudoState == PseudoNone) { if (!affectedByHover && style->affectedByHoverRules()) style->setAffectedByHoverRules(false); if (!affectedByActive && style->affectedByActiveRules()) style->setAffectedByActiveRules(false); return false; } } return true; } bool CSSStyleSelector::checkOneSelector(CSSSelector* sel, Element* e, bool isSubSelector) { if(!e) return false; if (sel->hasTag()) { const AtomicString& localName = e->localName(); const AtomicString& ns = e->namespaceURI(); const AtomicString& selLocalName = sel->m_tag.localName(); const AtomicString& selNS = sel->m_tag.namespaceURI(); if ((selLocalName != starAtom && localName != selLocalName) || (selNS != starAtom && ns != selNS)) return false; } if (sel->hasAttribute()) { if (sel->m_match == CSSSelector::Class) { if (!e->hasClass()) return false; for (const AtomicStringList* c = e->getClassList(); c; c = c->next()) if (c->string() == sel->m_value) return true; return false; } else if (sel->m_match == CSSSelector::Id) return e->hasID() && e->getIDAttribute() == sel->m_value; else if (style && (e != element || !styledElement || (!styledElement->isMappedAttribute(sel->m_attr) && sel->m_attr != typeAttr && sel->m_attr != readonlyAttr))) { style->setAffectedByAttributeSelectors(); // Special-case the "type" and "readonly" attributes so input form controls can share style. m_selectorAttrs.add(sel->m_attr.localName().impl()); } const AtomicString& value = e->getAttribute(sel->m_attr); if (value.isNull()) return false; // attribute is not set switch(sel->m_match) { case CSSSelector::Exact: if ((isXMLDoc && sel->m_value != value) || (!isXMLDoc && !equalIgnoringCase(sel->m_value, value))) return false; break; case CSSSelector::List: { // The selector's value can't contain a space, or it's totally bogus. if (sel->m_value.contains(' ')) return false; int startSearchAt = 0; while (true) { int foundPos = value.find(sel->m_value, startSearchAt, isXMLDoc); if (foundPos == -1) return false; if (foundPos == 0 || value[foundPos-1] == ' ') { unsigned endStr = foundPos + sel->m_value.length(); if (endStr == value.length() || value[endStr] == ' ') break; // We found a match. } // No match. Keep looking. startSearchAt = foundPos + 1; } break; } case CSSSelector::Contain: if (!value.contains(sel->m_value, isXMLDoc)) return false; break; case CSSSelector::Begin: if (!value.startsWith(sel->m_value, isXMLDoc)) return false; break; case CSSSelector::End: if (!value.endsWith(sel->m_value, isXMLDoc)) return false; break; case CSSSelector::Hyphen: if (value.length() < sel->m_value.length()) return false; if (!value.startsWith(sel->m_value, isXMLDoc)) return false; // It they start the same, check for exact match or following '-': if (value.length() != sel->m_value.length() && value[sel->m_value.length()] != '-') return false; break; case CSSSelector::PseudoClass: case CSSSelector::PseudoElement: default: break; } } if(sel->m_match == CSSSelector::PseudoClass || sel->m_match == CSSSelector::PseudoElement) { // Pseudo elements. We need to check first child here. No dynamic pseudo // elements for the moment switch (sel->pseudoType()) { // Pseudo classes: case CSSSelector::PseudoEmpty: if (!e->firstChild()) return true; break; case CSSSelector::PseudoFirstChild: { // first-child matches the first child that is an element! if (e->parentNode() && e->parentNode()->isElementNode()) { Node *n = e->previousSibling(); while (n && !n->isElementNode()) n = n->previousSibling(); if (!n) return true; } break; } case CSSSelector::PseudoFirstOfType: { // first-of-type matches the first element of its type! if (e->parentNode() && e->parentNode()->isElementNode()) { const QualifiedName& type = e->tagQName(); Node *n = e->previousSibling(); while (n) { if (n->isElementNode() && static_cast(n)->hasTagName(type)) break; n = n->previousSibling(); } if (!n) return true; } break; } case CSSSelector::PseudoTarget: if (e == e->document()->getCSSTarget()) return true; break; case CSSSelector::PseudoAnyLink: if (pseudoState == PseudoUnknown) checkPseudoState(e, false); if (pseudoState == PseudoAnyLink || pseudoState == PseudoLink || pseudoState == PseudoVisited) return true; break; case CSSSelector::PseudoAutofill: if (e && e->hasTagName(inputTag)) return static_cast(e)->autofilled(); break; case CSSSelector::PseudoLink: if (pseudoState == PseudoUnknown || pseudoState == PseudoAnyLink) checkPseudoState(e); if (pseudoState == PseudoLink) return true; break; case CSSSelector::PseudoVisited: if (pseudoState == PseudoUnknown || pseudoState == PseudoAnyLink) checkPseudoState(e); if (pseudoState == PseudoVisited) return true; break; case CSSSelector::PseudoHover: { // If we're in quirks mode, then hover should never match anchors with no // href and *:hover should not match anything. This is important for sites like wsj.com. if (strictParsing || isSubSelector || sel->relation() == CSSSelector::SubSelector || (sel->hasTag() && !e->hasTagName(aTag)) || e->isLink()) { if (element == e && style) style->setAffectedByHoverRules(true); if (element != e && e->renderStyle()) e->renderStyle()->setAffectedByHoverRules(true); if (e->hovered()) return true; } break; } case CSSSelector::PseudoDrag: { if (element == e && style) style->setAffectedByDragRules(true); if (element != e && e->renderStyle()) e->renderStyle()->setAffectedByDragRules(true); if (e->renderer() && e->renderer()->isDragging()) return true; break; } case CSSSelector::PseudoFocus: if (e && e->focused() && e->document()->frame()->isActive()) return true; break; case CSSSelector::PseudoActive: // If we're in quirks mode, then :active should never match anchors with no // href and *:active should not match anything. if (strictParsing || isSubSelector || sel->relation() == CSSSelector::SubSelector || (sel->hasTag() && !e->hasTagName(aTag)) || e->isLink()) { if (element == e && style) style->setAffectedByActiveRules(true); else if (e->renderStyle()) e->renderStyle()->setAffectedByActiveRules(true); if (e->active()) return true; } break; case CSSSelector::PseudoEnabled: if (e && e->isControl()) // The UI spec states that you can't match :enabled unless you are an object that can // "receive focus and be activated." We will limit matching of this pseudo-class to elements // that are controls. return e->isEnabled(); break; case CSSSelector::PseudoDisabled: if (e && e->isControl()) // The UI spec states that you can't match :enabled unless you are an object that can // "receive focus and be activated." We will limit matching of this pseudo-class to elements // that are controls. return !e->isEnabled(); break; case CSSSelector::PseudoChecked: // Even though WinIE allows checked and indeterminate to co-exist, the CSS selector spec says that // you can't be both checked and indeterminate. We will behave like WinIE behind the scenes and just // obey the CSS spec here in the test for matching the pseudo. if (e && e->isChecked() && !e->isIndeterminate()) return true; break; case CSSSelector::PseudoIndeterminate: if (e && e->isIndeterminate()) return true; break; case CSSSelector::PseudoRoot: if (e == e->document()->documentElement()) return true; break; case CSSSelector::PseudoLang: { const AtomicString& value = e->getAttribute(langAttr); if (value.isEmpty() || !value.startsWith(sel->m_argument, false)) break; if (value.length() != sel->m_argument.length() && value[sel->m_argument.length()] != '-') break; return true; } case CSSSelector::PseudoNot: { // check the simple selector for (CSSSelector* subSel = sel->m_simpleSelector; subSel; subSel = subSel->m_tagHistory) { // :not cannot nest. I don't really know why this is a // restriction in CSS3, but it is, so let's honour it. if (subSel->m_simpleSelector) break; if (!checkOneSelector(subSel, e)) return true; } break; } case CSSSelector::PseudoUnknown: ASSERT_NOT_REACHED(); break; // Pseudo-elements: case CSSSelector::PseudoFirstLine: if (subject) { dynamicPseudo = RenderStyle::FIRST_LINE; return true; } break; case CSSSelector::PseudoFirstLetter: if (subject) { dynamicPseudo = RenderStyle::FIRST_LETTER; if (Document* doc = e->document()) doc->setUsesFirstLetterRules(true); return true; } break; case CSSSelector::PseudoSelection: dynamicPseudo = RenderStyle::SELECTION; return true; case CSSSelector::PseudoBefore: dynamicPseudo = RenderStyle::BEFORE; return true; case CSSSelector::PseudoAfter: dynamicPseudo = RenderStyle::AFTER; return true; case CSSSelector::PseudoFileUploadButton: dynamicPseudo = RenderStyle::FILE_UPLOAD_BUTTON; return true; case CSSSelector::PseudoSliderThumb: dynamicPseudo = RenderStyle::SLIDER_THUMB; return true; case CSSSelector::PseudoSearchCancelButton: dynamicPseudo = RenderStyle::SEARCH_CANCEL_BUTTON; return true; case CSSSelector::PseudoSearchDecoration: dynamicPseudo = RenderStyle::SEARCH_DECORATION; return true; case CSSSelector::PseudoSearchResultsDecoration: dynamicPseudo = RenderStyle::SEARCH_RESULTS_DECORATION; return true; case CSSSelector::PseudoSearchResultsButton: dynamicPseudo = RenderStyle::SEARCH_RESULTS_BUTTON; return true; case CSSSelector::PseudoNotParsed: ASSERT(false); break; } return false; } // ### add the rest of the checks... return true; } // ----------------------------------------------------------------- CSSRuleSet::CSSRuleSet() { m_universalRules = 0; m_ruleCount = 0; } CSSRuleSet::~CSSRuleSet() { deleteAllValues(m_idRules); deleteAllValues(m_classRules); deleteAllValues(m_tagRules); delete m_universalRules; } void CSSRuleSet::addToRuleSet(AtomicStringImpl* key, AtomRuleMap& map, CSSStyleRule* rule, CSSSelector* sel) { if (!key) return; CSSRuleDataList* rules = map.get(key); if (!rules) { rules = new CSSRuleDataList(m_ruleCount++, rule, sel); map.set(key, rules); } else rules->append(m_ruleCount++, rule, sel); } void CSSRuleSet::addRule(CSSStyleRule* rule, CSSSelector* sel) { if (sel->m_match == CSSSelector::Id) { addToRuleSet(sel->m_value.impl(), m_idRules, rule, sel); return; } if (sel->m_match == CSSSelector::Class) { addToRuleSet(sel->m_value.impl(), m_classRules, rule, sel); return; } const AtomicString& localName = sel->m_tag.localName(); if (localName != starAtom) { addToRuleSet(localName.impl(), m_tagRules, rule, sel); return; } // Just put it in the universal rule set. if (!m_universalRules) m_universalRules = new CSSRuleDataList(m_ruleCount++, rule, sel); else m_universalRules->append(m_ruleCount++, rule, sel); } void CSSRuleSet::addRulesFromSheet(CSSStyleSheet* sheet, MediaQueryEvaluator* medium) { if (!sheet || !sheet->isCSSStyleSheet()) return; // No media implies "all", but if a media list exists it must // contain our current medium if (sheet->media() && !medium->eval(sheet->media())) return; // the style sheet doesn't apply int len = sheet->length(); for (int i = 0; i < len; i++) { StyleBase* item = sheet->item(i); if (item->isStyleRule()) { CSSStyleRule* rule = static_cast(item); for (CSSSelector* s = rule->selector(); s; s = s->next()) addRule(rule, s); } else if(item->isImportRule()) { CSSImportRule* import = static_cast(item); if (!import->media() || medium->eval(import->media())) addRulesFromSheet(import->styleSheet(), medium); } else if(item->isMediaRule()) { CSSMediaRule* r = static_cast(item); CSSRuleList* rules = r->cssRules(); if ((!r->media() || medium->eval(r->media())) && rules) { // Traverse child elements of the @media rule. for (unsigned j = 0; j < rules->length(); j++) { CSSRule *childItem = rules->item(j); if (childItem->isStyleRule()) { // It is a StyleRule, so append it to our list CSSStyleRule* rule = static_cast(childItem); for (CSSSelector* s = rule->selector(); s; s = s->next()) addRule(rule, s); } } // for rules } // if rules } } } // ------------------------------------------------------------------------------------- // this is mostly boring stuff on how to apply a certain rule to the renderstyle... static Length convertToLength(CSSPrimitiveValue *primitiveValue, RenderStyle *style, bool *ok = 0) { Length l; if (!primitiveValue) { if (ok) *ok = false; } else { int type = primitiveValue->primitiveType(); if(type > CSSPrimitiveValue::CSS_PERCENTAGE && type < CSSPrimitiveValue::CSS_DEG) l = Length(primitiveValue->computeLengthIntForLength(style), Fixed); else if(type == CSSPrimitiveValue::CSS_PERCENTAGE) l = Length(primitiveValue->getDoubleValue(), Percent); else if(type == CSSPrimitiveValue::CSS_NUMBER) l = Length(primitiveValue->getDoubleValue() * 100.0, Percent); else if (ok) *ok = false; } return l; } void CSSStyleSelector::applyDeclarations(bool applyFirst, bool isImportant, int startIndex, int endIndex) { if (startIndex == -1) return; for (int i = startIndex; i <= endIndex; i++) { CSSMutableStyleDeclaration* decl = m_matchedDecls[i]; DeprecatedValueListConstIterator end; for (DeprecatedValueListConstIterator it = decl->valuesIterator(); it != end; ++it) { const CSSProperty& current = *it; // give special priority to font-xxx, color properties if (isImportant == current.isImportant()) { bool first; switch(current.id()) { case CSS_PROP_LINE_HEIGHT: m_lineHeightValue = current.value(); first = !applyFirst; // we apply line-height later break; case CSS_PROP_COLOR: case CSS_PROP_DIRECTION: case CSS_PROP_DISPLAY: case CSS_PROP_FONT: case CSS_PROP_FONT_SIZE: case CSS_PROP_FONT_STYLE: case CSS_PROP_FONT_FAMILY: case CSS_PROP_FONT_WEIGHT: case CSS_PROP__WEBKIT_TEXT_SIZE_ADJUST: case CSS_PROP_FONT_VARIANT: // these have to be applied first, because other properties use the computed // values of these porperties. first = true; break; default: first = false; break; } if (first == applyFirst) applyProperty(current.id(), current.value()); } } } } static void applyCounterList(RenderStyle* style, CSSValueList* list, bool isReset) { CounterDirectiveMap& map = style->accessCounterDirectives(); typedef CounterDirectiveMap::iterator Iterator; Iterator end = map.end(); for (Iterator it = map.begin(); it != end; ++it) if (isReset) it->second.m_reset = false; else it->second.m_increment = false; int length = list ? list->length() : 0; for (int i = 0; i < length; ++i) { Pair* pair = static_cast(list->item(i))->getPairValue(); AtomicString identifier = static_cast(pair->first())->getStringValue(); // FIXME: What about overflow? int value = static_cast(pair->second())->getIntValue(); CounterDirectives& directives = map.add(identifier.impl(), CounterDirectives()).first->second; if (isReset) { directives.m_reset = true; directives.m_resetValue = value; } else { if (directives.m_increment) directives.m_incrementValue += value; else { directives.m_increment = true; directives.m_incrementValue = value; } } } } void CSSStyleSelector::applyProperty(int id, CSSValue *value) { CSSPrimitiveValue *primitiveValue = 0; if(value->isPrimitiveValue()) primitiveValue = static_cast(value); Length l; bool apply = false; unsigned short valueType = value->cssValueType(); bool isInherit = parentNode && valueType == CSSValue::CSS_INHERIT; bool isInitial = valueType == CSSValue::CSS_INITIAL || (!parentNode && valueType == CSSValue::CSS_INHERIT); // These properties are used to set the correct margins/padding on RTL lists. if (id == CSS_PROP__WEBKIT_MARGIN_START) id = style->direction() == LTR ? CSS_PROP_MARGIN_LEFT : CSS_PROP_MARGIN_RIGHT; else if (id == CSS_PROP__WEBKIT_PADDING_START) id = style->direction() == LTR ? CSS_PROP_PADDING_LEFT : CSS_PROP_PADDING_RIGHT; // What follows is a list that maps the CSS properties into their corresponding front-end // RenderStyle values. Shorthands (e.g. border, background) occur in this list as well and // are only hit when mapping "inherit" or "initial" into front-end values. switch (static_cast(id)) { // ident only properties case CSS_PROP_BACKGROUND_ATTACHMENT: HANDLE_BACKGROUND_VALUE(backgroundAttachment, BackgroundAttachment, value) return; case CSS_PROP__WEBKIT_BACKGROUND_CLIP: HANDLE_BACKGROUND_VALUE(backgroundClip, BackgroundClip, value) return; case CSS_PROP__WEBKIT_BACKGROUND_COMPOSITE: HANDLE_BACKGROUND_VALUE(backgroundComposite, BackgroundComposite, value) return; case CSS_PROP__WEBKIT_BACKGROUND_ORIGIN: HANDLE_BACKGROUND_VALUE(backgroundOrigin, BackgroundOrigin, value) return; case CSS_PROP_BACKGROUND_REPEAT: HANDLE_BACKGROUND_VALUE(backgroundRepeat, BackgroundRepeat, value) return; case CSS_PROP__WEBKIT_BACKGROUND_SIZE: HANDLE_BACKGROUND_VALUE(backgroundSize, BackgroundSize, value) return; case CSS_PROP_BORDER_COLLAPSE: HANDLE_INHERIT_AND_INITIAL(borderCollapse, BorderCollapse) if(!primitiveValue) return; switch(primitiveValue->getIdent()) { case CSS_VAL_COLLAPSE: style->setBorderCollapse(true); break; case CSS_VAL_SEPARATE: style->setBorderCollapse(false); break; default: return; } return; case CSS_PROP_BORDER_TOP_STYLE: HANDLE_INHERIT_AND_INITIAL_WITH_VALUE(borderTopStyle, BorderTopStyle, BorderStyle) if (!primitiveValue) return; style->setBorderTopStyle((EBorderStyle)(primitiveValue->getIdent() - CSS_VAL_NONE)); return; case CSS_PROP_BORDER_RIGHT_STYLE: HANDLE_INHERIT_AND_INITIAL_WITH_VALUE(borderRightStyle, BorderRightStyle, BorderStyle) if (!primitiveValue) return; style->setBorderRightStyle((EBorderStyle)(primitiveValue->getIdent() - CSS_VAL_NONE)); return; case CSS_PROP_BORDER_BOTTOM_STYLE: HANDLE_INHERIT_AND_INITIAL_WITH_VALUE(borderBottomStyle, BorderBottomStyle, BorderStyle) if (!primitiveValue) return; style->setBorderBottomStyle((EBorderStyle)(primitiveValue->getIdent() - CSS_VAL_NONE)); return; case CSS_PROP_BORDER_LEFT_STYLE: HANDLE_INHERIT_AND_INITIAL_WITH_VALUE(borderLeftStyle, BorderLeftStyle, BorderStyle) if (!primitiveValue) return; style->setBorderLeftStyle((EBorderStyle)(primitiveValue->getIdent() - CSS_VAL_NONE)); return; case CSS_PROP_OUTLINE_STYLE: HANDLE_INHERIT_AND_INITIAL_WITH_VALUE(outlineStyle, OutlineStyle, BorderStyle) if (!primitiveValue) return; if (primitiveValue->getIdent() == CSS_VAL_AUTO) style->setOutlineStyle(DOTTED, true); else style->setOutlineStyle((EBorderStyle)(primitiveValue->getIdent() - CSS_VAL_NONE)); return; case CSS_PROP_CAPTION_SIDE: { HANDLE_INHERIT_AND_INITIAL(captionSide, CaptionSide) if(!primitiveValue) return; ECaptionSide c = RenderStyle::initialCaptionSide(); switch(primitiveValue->getIdent()) { case CSS_VAL_LEFT: c = CAPLEFT; break; case CSS_VAL_RIGHT: c = CAPRIGHT; break; case CSS_VAL_TOP: c = CAPTOP; break; case CSS_VAL_BOTTOM: c = CAPBOTTOM; break; default: return; } style->setCaptionSide(c); return; } case CSS_PROP_CLEAR: { HANDLE_INHERIT_AND_INITIAL(clear, Clear) if(!primitiveValue) return; EClear c; switch(primitiveValue->getIdent()) { case CSS_VAL_NONE: c = CNONE; break; case CSS_VAL_LEFT: c = CLEFT; break; case CSS_VAL_RIGHT: c = CRIGHT; break; case CSS_VAL_BOTH: c = CBOTH; break; default: return; } style->setClear(c); return; } case CSS_PROP_DIRECTION: { HANDLE_INHERIT_AND_INITIAL(direction, Direction) if(!primitiveValue) break; style->setDirection(primitiveValue->getIdent() == CSS_VAL_LTR ? LTR : RTL); return; } case CSS_PROP_DISPLAY: { HANDLE_INHERIT_AND_INITIAL(display, Display) if(!primitiveValue) break; int id = primitiveValue->getIdent(); EDisplay d; if (id == CSS_VAL_NONE) d = NONE; else d = EDisplay(primitiveValue->getIdent() - CSS_VAL_INLINE); style->setDisplay(d); return; } case CSS_PROP_EMPTY_CELLS: { HANDLE_INHERIT_AND_INITIAL(emptyCells, EmptyCells) if (!primitiveValue) break; int id = primitiveValue->getIdent(); if (id == CSS_VAL_SHOW) style->setEmptyCells(SHOW); else if (id == CSS_VAL_HIDE) style->setEmptyCells(HIDE); return; } case CSS_PROP_FLOAT: { HANDLE_INHERIT_AND_INITIAL(floating, Floating) if(!primitiveValue) return; EFloat f; switch(primitiveValue->getIdent()) { case CSS_VAL_LEFT: f = FLEFT; break; case CSS_VAL_RIGHT: f = FRIGHT; break; case CSS_VAL_NONE: case CSS_VAL_CENTER: //Non standart CSS-Value f = FNONE; break; default: return; } style->setFloating(f); return; } case CSS_PROP_FONT_STYLE: { FontDescription fontDescription = style->fontDescription(); if (isInherit) fontDescription.setItalic(parentStyle->fontDescription().italic()); else if (isInitial) fontDescription.setItalic(false); else { if (!primitiveValue) return; switch (primitiveValue->getIdent()) { case CSS_VAL_OBLIQUE: // FIXME: oblique is the same as italic for the moment... case CSS_VAL_ITALIC: fontDescription.setItalic(true); break; case CSS_VAL_NORMAL: fontDescription.setItalic(false); break; default: return; } } if (style->setFontDescription(fontDescription)) fontDirty = true; return; } case CSS_PROP_FONT_VARIANT: { FontDescription fontDescription = style->fontDescription(); if (isInherit) fontDescription.setSmallCaps(parentStyle->fontDescription().smallCaps()); else if (isInitial) fontDescription.setSmallCaps(false); else { if (!primitiveValue) return; int id = primitiveValue->getIdent(); if (id == CSS_VAL_NORMAL) fontDescription.setSmallCaps(false); else if (id == CSS_VAL_SMALL_CAPS) fontDescription.setSmallCaps(true); else return; } if (style->setFontDescription(fontDescription)) fontDirty = true; return; } case CSS_PROP_FONT_WEIGHT: { FontDescription fontDescription = style->fontDescription(); if (isInherit) fontDescription.setWeight(parentStyle->fontDescription().weight()); else if (isInitial) fontDescription.setWeight(cNormalWeight); else { if (!primitiveValue) return; if (primitiveValue->getIdent()) { switch (primitiveValue->getIdent()) { // FIXME: We aren't genuinely supporting specific weight values. case CSS_VAL_BOLD: case CSS_VAL_BOLDER: case CSS_VAL_600: case CSS_VAL_700: case CSS_VAL_800: case CSS_VAL_900: fontDescription.setWeight(cBoldWeight); break; case CSS_VAL_NORMAL: case CSS_VAL_LIGHTER: case CSS_VAL_100: case CSS_VAL_200: case CSS_VAL_300: case CSS_VAL_400: case CSS_VAL_500: fontDescription.setWeight(cNormalWeight); break; default: return; } } else { // ### fix parsing of 100-900 values in parser, apply them here } } if (style->setFontDescription(fontDescription)) fontDirty = true; return; } case CSS_PROP_LIST_STYLE_POSITION: { HANDLE_INHERIT_AND_INITIAL(listStylePosition, ListStylePosition) if (!primitiveValue) return; if (primitiveValue->getIdent()) style->setListStylePosition((EListStylePosition) (primitiveValue->getIdent() - CSS_VAL_OUTSIDE)); return; } case CSS_PROP_LIST_STYLE_TYPE: { HANDLE_INHERIT_AND_INITIAL(listStyleType, ListStyleType) if (!primitiveValue) return; if (primitiveValue->getIdent()) { EListStyleType t; int id = primitiveValue->getIdent(); if (id == CSS_VAL_NONE) { // important!! t = LNONE; } else { t = EListStyleType(id - CSS_VAL_DISC); } style->setListStyleType(t); } return; } case CSS_PROP_OVERFLOW: { if (isInherit) { style->setOverflowX(parentStyle->overflowX()); style->setOverflowY(parentStyle->overflowY()); return; } if (isInitial) { style->setOverflowX(RenderStyle::initialOverflowX()); style->setOverflowY(RenderStyle::initialOverflowY()); return; } EOverflow o; switch(primitiveValue->getIdent()) { case CSS_VAL_VISIBLE: o = OVISIBLE; break; case CSS_VAL_HIDDEN: o = OHIDDEN; break; case CSS_VAL_SCROLL: o = OSCROLL; break; case CSS_VAL_AUTO: o = OAUTO; break; case CSS_VAL__WEBKIT_MARQUEE: o = OMARQUEE; break; case CSS_VAL_OVERLAY: o = OOVERLAY; break; default: return; } style->setOverflowX(o); style->setOverflowY(o); return; } case CSS_PROP_OVERFLOW_X: { HANDLE_INHERIT_AND_INITIAL(overflowX, OverflowX) EOverflow o; switch(primitiveValue->getIdent()) { case CSS_VAL_VISIBLE: o = OVISIBLE; break; case CSS_VAL_HIDDEN: o = OHIDDEN; break; case CSS_VAL_SCROLL: o = OSCROLL; break; case CSS_VAL_AUTO: o = OAUTO; break; case CSS_VAL__WEBKIT_MARQUEE: o = OMARQUEE; break; case CSS_VAL_OVERLAY: o = OOVERLAY; break; default: return; } style->setOverflowX(o); return; } case CSS_PROP_OVERFLOW_Y: { HANDLE_INHERIT_AND_INITIAL(overflowY, OverflowY) EOverflow o; switch(primitiveValue->getIdent()) { case CSS_VAL_VISIBLE: o = OVISIBLE; break; case CSS_VAL_HIDDEN: o = OHIDDEN; break; case CSS_VAL_SCROLL: o = OSCROLL; break; case CSS_VAL_AUTO: o = OAUTO; break; case CSS_VAL__WEBKIT_MARQUEE: o = OMARQUEE; break; case CSS_VAL_OVERLAY: o = OOVERLAY; break; default: return; } style->setOverflowY(o); return; } case CSS_PROP_PAGE_BREAK_BEFORE: { HANDLE_INHERIT_AND_INITIAL_WITH_VALUE(pageBreakBefore, PageBreakBefore, PageBreak) if (!primitiveValue) return; switch (primitiveValue->getIdent()) { case CSS_VAL_AUTO: style->setPageBreakBefore(PBAUTO); break; case CSS_VAL_LEFT: case CSS_VAL_RIGHT: case CSS_VAL_ALWAYS: style->setPageBreakBefore(PBALWAYS); // CSS2.1: "Conforming user agents may map left/right to always." break; case CSS_VAL_AVOID: style->setPageBreakBefore(PBAVOID); break; } return; } case CSS_PROP_PAGE_BREAK_AFTER: { HANDLE_INHERIT_AND_INITIAL_WITH_VALUE(pageBreakAfter, PageBreakAfter, PageBreak) if (!primitiveValue) return; switch (primitiveValue->getIdent()) { case CSS_VAL_AUTO: style->setPageBreakAfter(PBAUTO); break; case CSS_VAL_LEFT: case CSS_VAL_RIGHT: case CSS_VAL_ALWAYS: style->setPageBreakAfter(PBALWAYS); // CSS2.1: "Conforming user agents may map left/right to always." break; case CSS_VAL_AVOID: style->setPageBreakAfter(PBAVOID); break; } return; } case CSS_PROP_PAGE_BREAK_INSIDE: { HANDLE_INHERIT_AND_INITIAL_WITH_VALUE(pageBreakInside, PageBreakInside, PageBreak) if (!primitiveValue) return; if (primitiveValue->getIdent() == CSS_VAL_AUTO) style->setPageBreakInside(PBAUTO); else if (primitiveValue->getIdent() == CSS_VAL_AVOID) style->setPageBreakInside(PBAVOID); return; } case CSS_PROP_POSITION: { HANDLE_INHERIT_AND_INITIAL(position, Position) if(!primitiveValue) return; EPosition p; switch(primitiveValue->getIdent()) { case CSS_VAL_STATIC: p = StaticPosition; break; case CSS_VAL_RELATIVE: p = RelativePosition; break; case CSS_VAL_ABSOLUTE: p = AbsolutePosition; break; case CSS_VAL_FIXED: p = FixedPosition; break; default: return; } style->setPosition(p); return; } case CSS_PROP_TABLE_LAYOUT: { HANDLE_INHERIT_AND_INITIAL(tableLayout, TableLayout) if (!primitiveValue->getIdent()) return; ETableLayout l = RenderStyle::initialTableLayout(); switch(primitiveValue->getIdent()) { case CSS_VAL_FIXED: l = TFIXED; // fall through case CSS_VAL_AUTO: style->setTableLayout(l); default: break; } return; } case CSS_PROP_UNICODE_BIDI: { HANDLE_INHERIT_AND_INITIAL(unicodeBidi, UnicodeBidi) switch (primitiveValue->getIdent()) { case CSS_VAL_NORMAL: style->setUnicodeBidi(UBNormal); break; case CSS_VAL_EMBED: style->setUnicodeBidi(Embed); break; case CSS_VAL_BIDI_OVERRIDE: style->setUnicodeBidi(Override); break; default: return; } return; } case CSS_PROP_TEXT_TRANSFORM: { HANDLE_INHERIT_AND_INITIAL(textTransform, TextTransform) if(!primitiveValue->getIdent()) return; ETextTransform tt; switch(primitiveValue->getIdent()) { case CSS_VAL_CAPITALIZE: tt = CAPITALIZE; break; case CSS_VAL_UPPERCASE: tt = UPPERCASE; break; case CSS_VAL_LOWERCASE: tt = LOWERCASE; break; case CSS_VAL_NONE: default: tt = TTNONE; break; } style->setTextTransform(tt); return; } case CSS_PROP_VISIBILITY: { HANDLE_INHERIT_AND_INITIAL(visibility, Visibility) switch(primitiveValue->getIdent()) { case CSS_VAL_HIDDEN: style->setVisibility(HIDDEN); break; case CSS_VAL_VISIBLE: style->setVisibility(VISIBLE); break; case CSS_VAL_COLLAPSE: style->setVisibility(COLLAPSE); default: break; } return; } case CSS_PROP_WHITE_SPACE: HANDLE_INHERIT_AND_INITIAL(whiteSpace, WhiteSpace) if(!primitiveValue->getIdent()) return; EWhiteSpace s; switch(primitiveValue->getIdent()) { case CSS_VAL__WEBKIT_NOWRAP: s = KHTML_NOWRAP; break; case CSS_VAL_NOWRAP: s = NOWRAP; break; case CSS_VAL_PRE: s = PRE; break; case CSS_VAL_PRE_WRAP: s = PRE_WRAP; break; case CSS_VAL_PRE_LINE: s = PRE_LINE; break; case CSS_VAL_NORMAL: default: s = NORMAL; break; } style->setWhiteSpace(s); return; case CSS_PROP_BACKGROUND_POSITION: HANDLE_BACKGROUND_INHERIT_AND_INITIAL(backgroundXPosition, BackgroundXPosition); HANDLE_BACKGROUND_INHERIT_AND_INITIAL(backgroundYPosition, BackgroundYPosition); return; case CSS_PROP_BACKGROUND_POSITION_X: { HANDLE_BACKGROUND_VALUE(backgroundXPosition, BackgroundXPosition, value) return; } case CSS_PROP_BACKGROUND_POSITION_Y: { HANDLE_BACKGROUND_VALUE(backgroundYPosition, BackgroundYPosition, value) return; } case CSS_PROP_BORDER_SPACING: { if (isInherit) { style->setHorizontalBorderSpacing(parentStyle->horizontalBorderSpacing()); style->setVerticalBorderSpacing(parentStyle->verticalBorderSpacing()); } else if (isInitial) { style->setHorizontalBorderSpacing(0); style->setVerticalBorderSpacing(0); } return; } case CSS_PROP__WEBKIT_BORDER_HORIZONTAL_SPACING: { HANDLE_INHERIT_AND_INITIAL(horizontalBorderSpacing, HorizontalBorderSpacing) if (!primitiveValue) return; short spacing = primitiveValue->computeLengthShort(style); style->setHorizontalBorderSpacing(spacing); return; } case CSS_PROP__WEBKIT_BORDER_VERTICAL_SPACING: { HANDLE_INHERIT_AND_INITIAL(verticalBorderSpacing, VerticalBorderSpacing) if (!primitiveValue) return; short spacing = primitiveValue->computeLengthShort(style); style->setVerticalBorderSpacing(spacing); return; } case CSS_PROP_CURSOR: if (isInherit) { style->setCursor(parentStyle->cursor()); style->setCursorList(parentStyle->cursors()); return; } style->clearCursorList(); if (isInitial) { style->setCursor(RenderStyle::initialCursor()); return; } if (value->isValueList()) { CSSValueList* list = static_cast(value); int len = list->length(); style->setCursor(CURSOR_AUTO); for (int i = 0; i < len; i++) { CSSValue* item = list->item(i); if (!item->isPrimitiveValue()) continue; primitiveValue = static_cast(item); int type = primitiveValue->primitiveType(); if (type == CSSPrimitiveValue::CSS_URI) { #if ENABLE(SVG) if (primitiveValue->getStringValue().find("#") == 0) style->addSVGCursor(primitiveValue->getStringValue().substring(1)); else #endif { CSSCursorImageValue* image = static_cast(primitiveValue); style->addCursor(image->image(element->document()->docLoader()), image->hotspot()); } } else if (type == CSSPrimitiveValue::CSS_IDENT) { int ident = primitiveValue->getIdent(); if (ident == CSS_VAL_COPY) style->setCursor(CURSOR_COPY); else if (ident == CSS_VAL_NONE) style->setCursor(CURSOR_NONE); else style->setCursor((ECursor)(ident - CSS_VAL_AUTO)); } } } else if (primitiveValue) { int type = primitiveValue->primitiveType(); if (type == CSSPrimitiveValue::CSS_IDENT) { int ident = primitiveValue->getIdent(); if (ident == CSS_VAL_COPY) style->setCursor(CURSOR_COPY); else if (ident == CSS_VAL_NONE) style->setCursor(CURSOR_NONE); else style->setCursor((ECursor)(ident - CSS_VAL_AUTO)); } } return; // colors || inherit case CSS_PROP_BACKGROUND_COLOR: case CSS_PROP_BORDER_TOP_COLOR: case CSS_PROP_BORDER_RIGHT_COLOR: case CSS_PROP_BORDER_BOTTOM_COLOR: case CSS_PROP_BORDER_LEFT_COLOR: case CSS_PROP_COLOR: case CSS_PROP_OUTLINE_COLOR: case CSS_PROP__WEBKIT_COLUMN_RULE_COLOR: case CSS_PROP__WEBKIT_TEXT_STROKE_COLOR: case CSS_PROP__WEBKIT_TEXT_FILL_COLOR: { Color col; if (isInherit) { HANDLE_INHERIT_COND(CSS_PROP_BACKGROUND_COLOR, backgroundColor, BackgroundColor) HANDLE_INHERIT_COND(CSS_PROP_BORDER_TOP_COLOR, borderTopColor, BorderTopColor) HANDLE_INHERIT_COND(CSS_PROP_BORDER_BOTTOM_COLOR, borderBottomColor, BorderBottomColor) HANDLE_INHERIT_COND(CSS_PROP_BORDER_RIGHT_COLOR, borderRightColor, BorderRightColor) HANDLE_INHERIT_COND(CSS_PROP_BORDER_LEFT_COLOR, borderLeftColor, BorderLeftColor) HANDLE_INHERIT_COND(CSS_PROP_COLOR, color, Color) HANDLE_INHERIT_COND(CSS_PROP_OUTLINE_COLOR, outlineColor, OutlineColor) HANDLE_INHERIT_COND(CSS_PROP__WEBKIT_COLUMN_RULE_COLOR, columnRuleColor, ColumnRuleColor) HANDLE_INHERIT_COND(CSS_PROP__WEBKIT_TEXT_STROKE_COLOR, textStrokeColor, TextStrokeColor) HANDLE_INHERIT_COND(CSS_PROP__WEBKIT_TEXT_FILL_COLOR, textFillColor, TextFillColor) return; } if (isInitial) { // The border/outline colors will just map to the invalid color |col| above. This will have the // effect of forcing the use of the currentColor when it comes time to draw the borders (and of // not painting the background since the color won't be valid). if (id == CSS_PROP_COLOR) col = RenderStyle::initialColor(); } else { if (!primitiveValue) return; col = getColorFromPrimitiveValue(primitiveValue); } switch(id) { case CSS_PROP_BACKGROUND_COLOR: style->setBackgroundColor(col); break; case CSS_PROP_BORDER_TOP_COLOR: style->setBorderTopColor(col); break; case CSS_PROP_BORDER_RIGHT_COLOR: style->setBorderRightColor(col); break; case CSS_PROP_BORDER_BOTTOM_COLOR: style->setBorderBottomColor(col); break; case CSS_PROP_BORDER_LEFT_COLOR: style->setBorderLeftColor(col); break; case CSS_PROP_COLOR: style->setColor(col); break; case CSS_PROP_OUTLINE_COLOR: style->setOutlineColor(col); break; case CSS_PROP__WEBKIT_COLUMN_RULE_COLOR: style->setColumnRuleColor(col); break; case CSS_PROP__WEBKIT_TEXT_STROKE_COLOR: style->setTextStrokeColor(col); break; case CSS_PROP__WEBKIT_TEXT_FILL_COLOR: style->setTextFillColor(col); break; } return; } // uri || inherit case CSS_PROP_BACKGROUND_IMAGE: HANDLE_BACKGROUND_VALUE(backgroundImage, BackgroundImage, value) return; case CSS_PROP_LIST_STYLE_IMAGE: { HANDLE_INHERIT_AND_INITIAL(listStyleImage, ListStyleImage) if (!primitiveValue) return; style->setListStyleImage(static_cast(primitiveValue)->image(element->document()->docLoader())); return; } // length case CSS_PROP_BORDER_TOP_WIDTH: case CSS_PROP_BORDER_RIGHT_WIDTH: case CSS_PROP_BORDER_BOTTOM_WIDTH: case CSS_PROP_BORDER_LEFT_WIDTH: case CSS_PROP_OUTLINE_WIDTH: case CSS_PROP__WEBKIT_COLUMN_RULE_WIDTH: { if (isInherit) { HANDLE_INHERIT_COND(CSS_PROP_BORDER_TOP_WIDTH, borderTopWidth, BorderTopWidth) HANDLE_INHERIT_COND(CSS_PROP_BORDER_RIGHT_WIDTH, borderRightWidth, BorderRightWidth) HANDLE_INHERIT_COND(CSS_PROP_BORDER_BOTTOM_WIDTH, borderBottomWidth, BorderBottomWidth) HANDLE_INHERIT_COND(CSS_PROP_BORDER_LEFT_WIDTH, borderLeftWidth, BorderLeftWidth) HANDLE_INHERIT_COND(CSS_PROP_OUTLINE_WIDTH, outlineWidth, OutlineWidth) HANDLE_INHERIT_COND(CSS_PROP__WEBKIT_COLUMN_RULE_WIDTH, columnRuleWidth, ColumnRuleWidth) return; } else if (isInitial) { HANDLE_INITIAL_COND_WITH_VALUE(CSS_PROP_BORDER_TOP_WIDTH, BorderTopWidth, BorderWidth) HANDLE_INITIAL_COND_WITH_VALUE(CSS_PROP_BORDER_RIGHT_WIDTH, BorderRightWidth, BorderWidth) HANDLE_INITIAL_COND_WITH_VALUE(CSS_PROP_BORDER_BOTTOM_WIDTH, BorderBottomWidth, BorderWidth) HANDLE_INITIAL_COND_WITH_VALUE(CSS_PROP_BORDER_LEFT_WIDTH, BorderLeftWidth, BorderWidth) HANDLE_INITIAL_COND_WITH_VALUE(CSS_PROP_OUTLINE_WIDTH, OutlineWidth, BorderWidth) HANDLE_INITIAL_COND_WITH_VALUE(CSS_PROP__WEBKIT_COLUMN_RULE_WIDTH, ColumnRuleWidth, BorderWidth) return; } if(!primitiveValue) return; short width = 3; switch(primitiveValue->getIdent()) { case CSS_VAL_THIN: width = 1; break; case CSS_VAL_MEDIUM: width = 3; break; case CSS_VAL_THICK: width = 5; break; case CSS_VAL_INVALID: width = primitiveValue->computeLengthShort(style); break; default: return; } if(width < 0) return; switch(id) { case CSS_PROP_BORDER_TOP_WIDTH: style->setBorderTopWidth(width); break; case CSS_PROP_BORDER_RIGHT_WIDTH: style->setBorderRightWidth(width); break; case CSS_PROP_BORDER_BOTTOM_WIDTH: style->setBorderBottomWidth(width); break; case CSS_PROP_BORDER_LEFT_WIDTH: style->setBorderLeftWidth(width); break; case CSS_PROP_OUTLINE_WIDTH: style->setOutlineWidth(width); break; case CSS_PROP__WEBKIT_COLUMN_RULE_WIDTH: style->setColumnRuleWidth(width); break; default: return; } return; } case CSS_PROP_LETTER_SPACING: case CSS_PROP_WORD_SPACING: { if (isInherit) { HANDLE_INHERIT_COND(CSS_PROP_LETTER_SPACING, letterSpacing, LetterSpacing) HANDLE_INHERIT_COND(CSS_PROP_WORD_SPACING, wordSpacing, WordSpacing) return; } else if (isInitial) { HANDLE_INITIAL_COND_WITH_VALUE(CSS_PROP_LETTER_SPACING, LetterSpacing, LetterWordSpacing) HANDLE_INITIAL_COND_WITH_VALUE(CSS_PROP_WORD_SPACING, WordSpacing, LetterWordSpacing) return; } int width = 0; if (primitiveValue && primitiveValue->getIdent() == CSS_VAL_NORMAL){ width = 0; } else { if(!primitiveValue) return; width = primitiveValue->computeLengthInt(style); } switch(id) { case CSS_PROP_LETTER_SPACING: style->setLetterSpacing(width); break; case CSS_PROP_WORD_SPACING: style->setWordSpacing(width); break; // ### needs the definitions in renderstyle default: break; } return; } case CSS_PROP_WORD_BREAK: { HANDLE_INHERIT_AND_INITIAL(wordBreak, WordBreak) EWordBreak b; switch (primitiveValue->getIdent()) { case CSS_VAL_BREAK_ALL: b = BreakAllWordBreak; break; case CSS_VAL_BREAK_WORD: b = BreakWordBreak; break; case CSS_VAL_NORMAL: default: b = NormalWordBreak; break; } style->setWordBreak(b); return; } case CSS_PROP_WORD_WRAP: { HANDLE_INHERIT_AND_INITIAL(wordWrap, WordWrap) EWordWrap s; switch(primitiveValue->getIdent()) { case CSS_VAL_BREAK_WORD: s = BreakWordWrap; break; case CSS_VAL_NORMAL: default: s = NormalWordWrap; break; } style->setWordWrap(s); return; } case CSS_PROP__WEBKIT_NBSP_MODE: { HANDLE_INHERIT_AND_INITIAL(nbspMode, NBSPMode) if (!primitiveValue->getIdent()) return; ENBSPMode m; switch(primitiveValue->getIdent()) { case CSS_VAL_SPACE: m = SPACE; break; case CSS_VAL_NORMAL: default: m = NBNORMAL; break; } style->setNBSPMode(m); return; } case CSS_PROP__WEBKIT_LINE_BREAK: { HANDLE_INHERIT_AND_INITIAL(khtmlLineBreak, KHTMLLineBreak) if (!primitiveValue->getIdent()) return; EKHTMLLineBreak b; switch(primitiveValue->getIdent()) { case CSS_VAL_AFTER_WHITE_SPACE: b = AFTER_WHITE_SPACE; break; case CSS_VAL_NORMAL: default: b = LBNORMAL; break; } style->setKHTMLLineBreak(b); return; } case CSS_PROP__WEBKIT_MATCH_NEAREST_MAIL_BLOCKQUOTE_COLOR: { HANDLE_INHERIT_AND_INITIAL(matchNearestMailBlockquoteColor, MatchNearestMailBlockquoteColor) if (!primitiveValue->getIdent()) return; EMatchNearestMailBlockquoteColor c; switch(primitiveValue->getIdent()) { case CSS_VAL_NORMAL: c = BCNORMAL; break; case CSS_VAL_MATCH: default: c = MATCH; break; } style->setMatchNearestMailBlockquoteColor(c); return; } case CSS_PROP_RESIZE: { HANDLE_INHERIT_AND_INITIAL(resize, Resize) if (!primitiveValue->getIdent()) return; EResize r = RESIZE_NONE; switch(primitiveValue->getIdent()) { case CSS_VAL_BOTH: r = RESIZE_BOTH; break; case CSS_VAL_HORIZONTAL: r = RESIZE_HORIZONTAL; break; case CSS_VAL_VERTICAL: r = RESIZE_VERTICAL; break; case CSS_VAL_AUTO: if (Settings* settings = m_document->settings()) r = settings->textAreasAreResizable() ? RESIZE_BOTH : RESIZE_NONE; break; case CSS_VAL_NONE: default: r = RESIZE_NONE; break; } style->setResize(r); return; } // length, percent case CSS_PROP_MAX_WIDTH: // +none +inherit if(primitiveValue && primitiveValue->getIdent() == CSS_VAL_NONE) apply = true; case CSS_PROP_TOP: case CSS_PROP_LEFT: case CSS_PROP_RIGHT: case CSS_PROP_BOTTOM: case CSS_PROP_WIDTH: case CSS_PROP_MIN_WIDTH: case CSS_PROP_MARGIN_TOP: case CSS_PROP_MARGIN_RIGHT: case CSS_PROP_MARGIN_BOTTOM: case CSS_PROP_MARGIN_LEFT: // +inherit +auto if (id == CSS_PROP_WIDTH || id == CSS_PROP_MIN_WIDTH || id == CSS_PROP_MAX_WIDTH) { if (primitiveValue && primitiveValue->getIdent() == CSS_VAL_INTRINSIC) { l = Length(Intrinsic); apply = true; } else if (primitiveValue && primitiveValue->getIdent() == CSS_VAL_MIN_INTRINSIC) { l = Length(MinIntrinsic); apply = true; } } if (id != CSS_PROP_MAX_WIDTH && primitiveValue && primitiveValue->getIdent() == CSS_VAL_AUTO) apply = true; case CSS_PROP_PADDING_TOP: case CSS_PROP_PADDING_RIGHT: case CSS_PROP_PADDING_BOTTOM: case CSS_PROP_PADDING_LEFT: case CSS_PROP_TEXT_INDENT: // +inherit { if (isInherit) { HANDLE_INHERIT_COND(CSS_PROP_MAX_WIDTH, maxWidth, MaxWidth) HANDLE_INHERIT_COND(CSS_PROP_BOTTOM, bottom, Bottom) HANDLE_INHERIT_COND(CSS_PROP_TOP, top, Top) HANDLE_INHERIT_COND(CSS_PROP_LEFT, left, Left) HANDLE_INHERIT_COND(CSS_PROP_RIGHT, right, Right) HANDLE_INHERIT_COND(CSS_PROP_WIDTH, width, Width) HANDLE_INHERIT_COND(CSS_PROP_MIN_WIDTH, minWidth, MinWidth) HANDLE_INHERIT_COND(CSS_PROP_PADDING_TOP, paddingTop, PaddingTop) HANDLE_INHERIT_COND(CSS_PROP_PADDING_RIGHT, paddingRight, PaddingRight) HANDLE_INHERIT_COND(CSS_PROP_PADDING_BOTTOM, paddingBottom, PaddingBottom) HANDLE_INHERIT_COND(CSS_PROP_PADDING_LEFT, paddingLeft, PaddingLeft) HANDLE_INHERIT_COND(CSS_PROP_MARGIN_TOP, marginTop, MarginTop) HANDLE_INHERIT_COND(CSS_PROP_MARGIN_RIGHT, marginRight, MarginRight) HANDLE_INHERIT_COND(CSS_PROP_MARGIN_BOTTOM, marginBottom, MarginBottom) HANDLE_INHERIT_COND(CSS_PROP_MARGIN_LEFT, marginLeft, MarginLeft) HANDLE_INHERIT_COND(CSS_PROP_TEXT_INDENT, textIndent, TextIndent) return; } else if (isInitial) { HANDLE_INITIAL_COND_WITH_VALUE(CSS_PROP_MAX_WIDTH, MaxWidth, MaxSize) HANDLE_INITIAL_COND_WITH_VALUE(CSS_PROP_BOTTOM, Bottom, Offset) HANDLE_INITIAL_COND_WITH_VALUE(CSS_PROP_TOP, Top, Offset) HANDLE_INITIAL_COND_WITH_VALUE(CSS_PROP_LEFT, Left, Offset) HANDLE_INITIAL_COND_WITH_VALUE(CSS_PROP_RIGHT, Right, Offset) HANDLE_INITIAL_COND_WITH_VALUE(CSS_PROP_WIDTH, Width, Size) HANDLE_INITIAL_COND_WITH_VALUE(CSS_PROP_MIN_WIDTH, MinWidth, MinSize) HANDLE_INITIAL_COND_WITH_VALUE(CSS_PROP_PADDING_TOP, PaddingTop, Padding) HANDLE_INITIAL_COND_WITH_VALUE(CSS_PROP_PADDING_RIGHT, PaddingRight, Padding) HANDLE_INITIAL_COND_WITH_VALUE(CSS_PROP_PADDING_BOTTOM, PaddingBottom, Padding) HANDLE_INITIAL_COND_WITH_VALUE(CSS_PROP_PADDING_LEFT, PaddingLeft, Padding) HANDLE_INITIAL_COND_WITH_VALUE(CSS_PROP_MARGIN_TOP, MarginTop, Margin) HANDLE_INITIAL_COND_WITH_VALUE(CSS_PROP_MARGIN_RIGHT, MarginRight, Margin) HANDLE_INITIAL_COND_WITH_VALUE(CSS_PROP_MARGIN_BOTTOM, MarginBottom, Margin) HANDLE_INITIAL_COND_WITH_VALUE(CSS_PROP_MARGIN_LEFT, MarginLeft, Margin) HANDLE_INITIAL_COND(CSS_PROP_TEXT_INDENT, TextIndent) return; } if (primitiveValue && !apply) { int type = primitiveValue->primitiveType(); if(type > CSSPrimitiveValue::CSS_PERCENTAGE && type < CSSPrimitiveValue::CSS_DEG) // Handle our quirky margin units if we have them. l = Length(primitiveValue->computeLengthIntForLength(style), Fixed, primitiveValue->isQuirkValue()); else if(type == CSSPrimitiveValue::CSS_PERCENTAGE) l = Length(primitiveValue->getDoubleValue(), Percent); else return; if (id == CSS_PROP_PADDING_LEFT || id == CSS_PROP_PADDING_RIGHT || id == CSS_PROP_PADDING_TOP || id == CSS_PROP_PADDING_BOTTOM) // Padding can't be negative apply = !((l.isFixed() || l.isPercent()) && l.calcValue(100) < 0); else apply = true; } if(!apply) return; switch(id) { case CSS_PROP_MAX_WIDTH: style->setMaxWidth(l); break; case CSS_PROP_BOTTOM: style->setBottom(l); break; case CSS_PROP_TOP: style->setTop(l); break; case CSS_PROP_LEFT: style->setLeft(l); break; case CSS_PROP_RIGHT: style->setRight(l); break; case CSS_PROP_WIDTH: style->setWidth(l); break; case CSS_PROP_MIN_WIDTH: style->setMinWidth(l); break; case CSS_PROP_PADDING_TOP: style->setPaddingTop(l); break; case CSS_PROP_PADDING_RIGHT: style->setPaddingRight(l); break; case CSS_PROP_PADDING_BOTTOM: style->setPaddingBottom(l); break; case CSS_PROP_PADDING_LEFT: style->setPaddingLeft(l); break; case CSS_PROP_MARGIN_TOP: style->setMarginTop(l); break; case CSS_PROP_MARGIN_RIGHT: style->setMarginRight(l); break; case CSS_PROP_MARGIN_BOTTOM: style->setMarginBottom(l); break; case CSS_PROP_MARGIN_LEFT: style->setMarginLeft(l); break; case CSS_PROP_TEXT_INDENT: style->setTextIndent(l); break; default: break; } return; } case CSS_PROP_MAX_HEIGHT: if (primitiveValue && primitiveValue->getIdent() == CSS_VAL_NONE) { l = Length(undefinedLength, Fixed); apply = true; } case CSS_PROP_HEIGHT: case CSS_PROP_MIN_HEIGHT: if (primitiveValue && primitiveValue->getIdent() == CSS_VAL_INTRINSIC) { l = Length(Intrinsic); apply = true; } else if (primitiveValue && primitiveValue->getIdent() == CSS_VAL_MIN_INTRINSIC) { l = Length(MinIntrinsic); apply = true; } else if (id != CSS_PROP_MAX_HEIGHT && primitiveValue && primitiveValue->getIdent() == CSS_VAL_AUTO) apply = true; if (isInherit) { HANDLE_INHERIT_COND(CSS_PROP_MAX_HEIGHT, maxHeight, MaxHeight) HANDLE_INHERIT_COND(CSS_PROP_HEIGHT, height, Height) HANDLE_INHERIT_COND(CSS_PROP_MIN_HEIGHT, minHeight, MinHeight) return; } if (isInitial) { HANDLE_INITIAL_COND_WITH_VALUE(CSS_PROP_MAX_HEIGHT, MaxHeight, MaxSize) HANDLE_INITIAL_COND_WITH_VALUE(CSS_PROP_HEIGHT, Height, Size) HANDLE_INITIAL_COND_WITH_VALUE(CSS_PROP_MIN_HEIGHT, MinHeight, MinSize) return; } if (primitiveValue && !apply) { unsigned short type = primitiveValue->primitiveType(); if (type > CSSPrimitiveValue::CSS_PERCENTAGE && type < CSSPrimitiveValue::CSS_DEG) l = Length(primitiveValue->computeLengthIntForLength(style), Fixed); else if (type == CSSPrimitiveValue::CSS_PERCENTAGE) l = Length(primitiveValue->getDoubleValue(), Percent); else return; apply = true; } if (apply) switch (id) { case CSS_PROP_MAX_HEIGHT: style->setMaxHeight(l); break; case CSS_PROP_HEIGHT: style->setHeight(l); break; case CSS_PROP_MIN_HEIGHT: style->setMinHeight(l); break; } return; case CSS_PROP_VERTICAL_ALIGN: HANDLE_INHERIT_AND_INITIAL(verticalAlign, VerticalAlign) if (!primitiveValue) return; if (primitiveValue->getIdent()) { EVerticalAlign align; switch(primitiveValue->getIdent()) { case CSS_VAL_TOP: align = TOP; break; case CSS_VAL_BOTTOM: align = BOTTOM; break; case CSS_VAL_MIDDLE: align = MIDDLE; break; case CSS_VAL_BASELINE: align = BASELINE; break; case CSS_VAL_TEXT_BOTTOM: align = TEXT_BOTTOM; break; case CSS_VAL_TEXT_TOP: align = TEXT_TOP; break; case CSS_VAL_SUB: align = SUB; break; case CSS_VAL_SUPER: align = SUPER; break; case CSS_VAL__WEBKIT_BASELINE_MIDDLE: align = BASELINE_MIDDLE; break; default: return; } style->setVerticalAlign(align); return; } else { int type = primitiveValue->primitiveType(); Length l; if(type > CSSPrimitiveValue::CSS_PERCENTAGE && type < CSSPrimitiveValue::CSS_DEG) l = Length(primitiveValue->computeLengthIntForLength(style), Fixed); else if(type == CSSPrimitiveValue::CSS_PERCENTAGE) l = Length(primitiveValue->getDoubleValue(), Percent); style->setVerticalAlign(LENGTH); style->setVerticalAlignLength(l); } return; case CSS_PROP_FONT_SIZE: { FontDescription fontDescription = style->fontDescription(); fontDescription.setKeywordSize(0); bool familyIsFixed = fontDescription.genericFamily() == FontDescription::MonospaceFamily; float oldSize = 0; float size = 0; bool parentIsAbsoluteSize = false; if (parentNode) { oldSize = parentStyle->fontDescription().specifiedSize(); parentIsAbsoluteSize = parentStyle->fontDescription().isAbsoluteSize(); } if (isInherit) { size = oldSize; if (parentNode) fontDescription.setKeywordSize(parentStyle->fontDescription().keywordSize()); } else if (isInitial) { size = fontSizeForKeyword(CSS_VAL_MEDIUM, style->htmlHacks(), familyIsFixed); fontDescription.setKeywordSize(CSS_VAL_MEDIUM - CSS_VAL_XX_SMALL + 1); } else if (primitiveValue->getIdent()) { // Keywords are being used. switch (primitiveValue->getIdent()) { case CSS_VAL_XX_SMALL: case CSS_VAL_X_SMALL: case CSS_VAL_SMALL: case CSS_VAL_MEDIUM: case CSS_VAL_LARGE: case CSS_VAL_X_LARGE: case CSS_VAL_XX_LARGE: case CSS_VAL__WEBKIT_XXX_LARGE: size = fontSizeForKeyword(primitiveValue->getIdent(), style->htmlHacks(), familyIsFixed); fontDescription.setKeywordSize(primitiveValue->getIdent() - CSS_VAL_XX_SMALL + 1); break; case CSS_VAL_LARGER: size = largerFontSize(oldSize, style->htmlHacks()); break; case CSS_VAL_SMALLER: size = smallerFontSize(oldSize, style->htmlHacks()); break; default: return; } fontDescription.setIsAbsoluteSize(parentIsAbsoluteSize && (primitiveValue->getIdent() == CSS_VAL_LARGER || primitiveValue->getIdent() == CSS_VAL_SMALLER)); } else { int type = primitiveValue->primitiveType(); fontDescription.setIsAbsoluteSize(parentIsAbsoluteSize || (type != CSSPrimitiveValue::CSS_PERCENTAGE && type != CSSPrimitiveValue::CSS_EMS && type != CSSPrimitiveValue::CSS_EXS)); if (type > CSSPrimitiveValue::CSS_PERCENTAGE && type < CSSPrimitiveValue::CSS_DEG) size = primitiveValue->computeLengthFloat(parentStyle, false); else if(type == CSSPrimitiveValue::CSS_PERCENTAGE) size = (primitiveValue->getFloatValue() * oldSize) / 100.0f; else return; } if (size < 0) return; setFontSize(fontDescription, size); if (style->setFontDescription(fontDescription)) fontDirty = true; return; } case CSS_PROP_Z_INDEX: { if (isInherit) { if (parentStyle->hasAutoZIndex()) style->setHasAutoZIndex(); else style->setZIndex(parentStyle->zIndex()); return; } else if (isInitial || primitiveValue->getIdent() == CSS_VAL_AUTO) { style->setHasAutoZIndex(); return; } // FIXME: Should clamp all sorts of other integer properties too. const double minIntAsDouble = INT_MIN; const double maxIntAsDouble = INT_MAX; style->setZIndex(static_cast(max(minIntAsDouble, min(primitiveValue->getDoubleValue(), maxIntAsDouble)))); return; } case CSS_PROP_WIDOWS: { HANDLE_INHERIT_AND_INITIAL(widows, Widows) if (!primitiveValue || primitiveValue->primitiveType() != CSSPrimitiveValue::CSS_NUMBER) return; style->setWidows(primitiveValue->getIntValue()); return; } case CSS_PROP_ORPHANS: { HANDLE_INHERIT_AND_INITIAL(orphans, Orphans) if (!primitiveValue || primitiveValue->primitiveType() != CSSPrimitiveValue::CSS_NUMBER) return; style->setOrphans(primitiveValue->getIntValue()); return; } // length, percent, number case CSS_PROP_LINE_HEIGHT: { HANDLE_INHERIT_AND_INITIAL(lineHeight, LineHeight) if(!primitiveValue) return; Length lineHeight; int type = primitiveValue->primitiveType(); if (primitiveValue->getIdent() == CSS_VAL_NORMAL) lineHeight = Length(-100.0, Percent); else if (type > CSSPrimitiveValue::CSS_PERCENTAGE && type < CSSPrimitiveValue::CSS_DEG) { double multiplier = 1.0; // Scale for the font zoom factor only for types other than "em" and "ex", since those are // already based on the font size. if (type != CSSPrimitiveValue::CSS_EMS && type != CSSPrimitiveValue::CSS_EXS && style->textSizeAdjust() && m_document->frame()) { multiplier = m_document->frame()->zoomFactor() / 100.0; } lineHeight = Length(primitiveValue->computeLengthIntForLength(style, multiplier), Fixed); } else if (type == CSSPrimitiveValue::CSS_PERCENTAGE) lineHeight = Length((style->fontSize() * primitiveValue->getIntValue()) / 100, Fixed); else if (type == CSSPrimitiveValue::CSS_NUMBER) lineHeight = Length(primitiveValue->getDoubleValue() * 100.0, Percent); else return; style->setLineHeight(lineHeight); return; } // string case CSS_PROP_TEXT_ALIGN: { HANDLE_INHERIT_AND_INITIAL(textAlign, TextAlign) if (!primitiveValue) return; if (primitiveValue->getIdent()) style->setTextAlign((ETextAlign) (primitiveValue->getIdent() - CSS_VAL__WEBKIT_AUTO)); return; } // rect case CSS_PROP_CLIP: { Length top; Length right; Length bottom; Length left; bool hasClip = true; if (isInherit) { if (parentStyle->hasClip()) { top = parentStyle->clipTop(); right = parentStyle->clipRight(); bottom = parentStyle->clipBottom(); left = parentStyle->clipLeft(); } else { hasClip = false; top = right = bottom = left = Length(); } } else if (isInitial) { hasClip = false; top = right = bottom = left = Length(); } else if (!primitiveValue) { return; } else if (primitiveValue->primitiveType() == CSSPrimitiveValue::CSS_RECT) { Rect* rect = primitiveValue->getRectValue(); if (!rect) return; top = convertToLength(rect->top(), style); right = convertToLength(rect->right(), style); bottom = convertToLength(rect->bottom(), style); left = convertToLength(rect->left(), style); } else if (primitiveValue->getIdent() != CSS_VAL_AUTO) { return; } style->setClip(top, right, bottom, left); style->setHasClip(hasClip); // rect, ident return; } // lists case CSS_PROP_CONTENT: // list of string, uri, counter, attr, i { // FIXME: In CSS3, it will be possible to inherit content. In CSS2 it is not. This // note is a reminder that eventually "inherit" needs to be supported. if (isInitial) { style->clearContent(); return; } if (!value->isValueList()) return; CSSValueList* list = static_cast(value); int len = list->length(); bool didSet = false; for (int i = 0; i < len; i++) { CSSValue* item = list->item(i); if (!item->isPrimitiveValue()) continue; CSSPrimitiveValue* val = static_cast(item); switch (val->primitiveType()) { case CSSPrimitiveValue::CSS_STRING: style->setContent(val->getStringValue().impl(), didSet); didSet = true; break; case CSSPrimitiveValue::CSS_ATTR: { // FIXME: Can a namespace be specified for an attr(foo)? if (style->styleType() == RenderStyle::NOPSEUDO) style->setUnique(); else parentStyle->setUnique(); QualifiedName attr(nullAtom, val->getStringValue().impl(), nullAtom); style->setContent(element->getAttribute(attr).impl(), didSet); didSet = true; // register the fact that the attribute value affects the style m_selectorAttrs.add(attr.localName().impl()); break; } case CSSPrimitiveValue::CSS_URI: { CSSImageValue *image = static_cast(val); style->setContent(image->image(element->document()->docLoader()), didSet); didSet = true; break; } case CSSPrimitiveValue::CSS_COUNTER: { Counter* counterValue = val->getCounterValue(); CounterContent* counter = new CounterContent(counterValue->identifier(), (EListStyleType)counterValue->listStyleNumber(), counterValue->separator()); style->setContent(counter, didSet); didSet = true; } } } if (!didSet) style->clearContent(); return; } case CSS_PROP_COUNTER_INCREMENT: applyCounterList(style, value->isValueList() ? static_cast(value) : 0, false); return; case CSS_PROP_COUNTER_RESET: applyCounterList(style, value->isValueList() ? static_cast(value) : 0, true); return; case CSS_PROP_FONT_FAMILY: { // list of strings and ids if (isInherit) { FontDescription parentFontDescription = parentStyle->fontDescription(); FontDescription fontDescription = style->fontDescription(); fontDescription.setGenericFamily(parentFontDescription.genericFamily()); fontDescription.setFamily(parentFontDescription.firstFamily()); if (style->setFontDescription(fontDescription)) fontDirty = true; return; } else if (isInitial) { FontDescription initialDesc = FontDescription(); FontDescription fontDescription = style->fontDescription(); // We need to adjust the size to account for the generic family change from monospace // to non-monospace. if (fontDescription.keywordSize() && fontDescription.genericFamily() == FontDescription::MonospaceFamily) setFontSize(fontDescription, fontSizeForKeyword(CSS_VAL_XX_SMALL + fontDescription.keywordSize() - 1, style->htmlHacks(), false)); fontDescription.setGenericFamily(initialDesc.genericFamily()); fontDescription.setFamily(initialDesc.firstFamily()); if (style->setFontDescription(fontDescription)) fontDirty = true; return; } if (!value->isValueList()) return; FontDescription fontDescription = style->fontDescription(); CSSValueList *list = static_cast(value); int len = list->length(); FontFamily& firstFamily = fontDescription.firstFamily(); FontFamily *currFamily = 0; // Before mapping in a new font-family property, we should reset the generic family. bool oldFamilyIsMonospace = fontDescription.genericFamily() == FontDescription::MonospaceFamily; fontDescription.setGenericFamily(FontDescription::NoFamily); for(int i = 0; i < len; i++) { CSSValue *item = list->item(i); if(!item->isPrimitiveValue()) continue; CSSPrimitiveValue *val = static_cast(item); AtomicString face; Settings* settings = m_document->settings(); if (val->primitiveType() == CSSPrimitiveValue::CSS_STRING) face = static_cast(val)->fontName(); else if (val->primitiveType() == CSSPrimitiveValue::CSS_IDENT && settings) { switch (val->getIdent()) { case CSS_VAL__WEBKIT_BODY: face = settings->standardFontFamily(); break; case CSS_VAL_SERIF: face = settings->serifFontFamily(); fontDescription.setGenericFamily(FontDescription::SerifFamily); break; case CSS_VAL_SANS_SERIF: face = settings->sansSerifFontFamily(); fontDescription.setGenericFamily(FontDescription::SansSerifFamily); break; case CSS_VAL_CURSIVE: face = settings->cursiveFontFamily(); fontDescription.setGenericFamily(FontDescription::CursiveFamily); break; case CSS_VAL_FANTASY: face = settings->fantasyFontFamily(); fontDescription.setGenericFamily(FontDescription::FantasyFamily); break; case CSS_VAL_MONOSPACE: face = settings->fixedFontFamily(); fontDescription.setGenericFamily(FontDescription::MonospaceFamily); break; } } if (!face.isEmpty()) { if (!currFamily) { // Filling in the first family. firstFamily.setFamily(face); currFamily = &firstFamily; } else { FontFamily *newFamily = new FontFamily; newFamily->setFamily(face); currFamily->appendFamily(newFamily); currFamily = newFamily; } if (fontDescription.keywordSize() && (fontDescription.genericFamily() == FontDescription::MonospaceFamily) != oldFamilyIsMonospace) setFontSize(fontDescription, fontSizeForKeyword(CSS_VAL_XX_SMALL + fontDescription.keywordSize() - 1, style->htmlHacks(), !oldFamilyIsMonospace)); if (style->setFontDescription(fontDescription)) fontDirty = true; } } return; } case CSS_PROP_TEXT_DECORATION: { // list of ident HANDLE_INHERIT_AND_INITIAL(textDecoration, TextDecoration) int t = RenderStyle::initialTextDecoration(); if(primitiveValue && primitiveValue->getIdent() == CSS_VAL_NONE) { // do nothing } else { if(!value->isValueList()) return; CSSValueList *list = static_cast(value); int len = list->length(); for(int i = 0; i < len; i++) { CSSValue *item = list->item(i); if(!item->isPrimitiveValue()) continue; primitiveValue = static_cast(item); switch(primitiveValue->getIdent()) { case CSS_VAL_NONE: t = TDNONE; break; case CSS_VAL_UNDERLINE: t |= UNDERLINE; break; case CSS_VAL_OVERLINE: t |= OVERLINE; break; case CSS_VAL_LINE_THROUGH: t |= LINE_THROUGH; break; case CSS_VAL_BLINK: t |= BLINK; break; default: return; } } } style->setTextDecoration(t); return; } // shorthand properties case CSS_PROP_BACKGROUND: if (isInitial) { style->clearBackgroundLayers(); style->setBackgroundColor(Color()); return; } else if (isInherit) { style->inheritBackgroundLayers(*parentStyle->backgroundLayers()); style->setBackgroundColor(parentStyle->backgroundColor()); } return; case CSS_PROP_BORDER: case CSS_PROP_BORDER_STYLE: case CSS_PROP_BORDER_WIDTH: case CSS_PROP_BORDER_COLOR: if (id == CSS_PROP_BORDER || id == CSS_PROP_BORDER_COLOR) { if (isInherit) { style->setBorderTopColor(parentStyle->borderTopColor()); style->setBorderBottomColor(parentStyle->borderBottomColor()); style->setBorderLeftColor(parentStyle->borderLeftColor()); style->setBorderRightColor(parentStyle->borderRightColor()); } else if (isInitial) { style->setBorderTopColor(Color()); // Reset to invalid color so currentColor is used instead. style->setBorderBottomColor(Color()); style->setBorderLeftColor(Color()); style->setBorderRightColor(Color()); } } if (id == CSS_PROP_BORDER || id == CSS_PROP_BORDER_STYLE) { if (isInherit) { style->setBorderTopStyle(parentStyle->borderTopStyle()); style->setBorderBottomStyle(parentStyle->borderBottomStyle()); style->setBorderLeftStyle(parentStyle->borderLeftStyle()); style->setBorderRightStyle(parentStyle->borderRightStyle()); } else if (isInitial) { style->setBorderTopStyle(RenderStyle::initialBorderStyle()); style->setBorderBottomStyle(RenderStyle::initialBorderStyle()); style->setBorderLeftStyle(RenderStyle::initialBorderStyle()); style->setBorderRightStyle(RenderStyle::initialBorderStyle()); } } if (id == CSS_PROP_BORDER || id == CSS_PROP_BORDER_WIDTH) { if (isInherit) { style->setBorderTopWidth(parentStyle->borderTopWidth()); style->setBorderBottomWidth(parentStyle->borderBottomWidth()); style->setBorderLeftWidth(parentStyle->borderLeftWidth()); style->setBorderRightWidth(parentStyle->borderRightWidth()); } else if (isInitial) { style->setBorderTopWidth(RenderStyle::initialBorderWidth()); style->setBorderBottomWidth(RenderStyle::initialBorderWidth()); style->setBorderLeftWidth(RenderStyle::initialBorderWidth()); style->setBorderRightWidth(RenderStyle::initialBorderWidth()); } } return; case CSS_PROP_BORDER_TOP: if (isInherit) { style->setBorderTopColor(parentStyle->borderTopColor()); style->setBorderTopStyle(parentStyle->borderTopStyle()); style->setBorderTopWidth(parentStyle->borderTopWidth()); } else if (isInitial) style->resetBorderTop(); return; case CSS_PROP_BORDER_RIGHT: if (isInherit) { style->setBorderRightColor(parentStyle->borderRightColor()); style->setBorderRightStyle(parentStyle->borderRightStyle()); style->setBorderRightWidth(parentStyle->borderRightWidth()); } else if (isInitial) style->resetBorderRight(); return; case CSS_PROP_BORDER_BOTTOM: if (isInherit) { style->setBorderBottomColor(parentStyle->borderBottomColor()); style->setBorderBottomStyle(parentStyle->borderBottomStyle()); style->setBorderBottomWidth(parentStyle->borderBottomWidth()); } else if (isInitial) style->resetBorderBottom(); return; case CSS_PROP_BORDER_LEFT: if (isInherit) { style->setBorderLeftColor(parentStyle->borderLeftColor()); style->setBorderLeftStyle(parentStyle->borderLeftStyle()); style->setBorderLeftWidth(parentStyle->borderLeftWidth()); } else if (isInitial) style->resetBorderLeft(); return; case CSS_PROP_MARGIN: if (isInherit) { style->setMarginTop(parentStyle->marginTop()); style->setMarginBottom(parentStyle->marginBottom()); style->setMarginLeft(parentStyle->marginLeft()); style->setMarginRight(parentStyle->marginRight()); } else if (isInitial) style->resetMargin(); return; case CSS_PROP_PADDING: if (isInherit) { style->setPaddingTop(parentStyle->paddingTop()); style->setPaddingBottom(parentStyle->paddingBottom()); style->setPaddingLeft(parentStyle->paddingLeft()); style->setPaddingRight(parentStyle->paddingRight()); } else if (isInitial) style->resetPadding(); return; case CSS_PROP_FONT: if (isInherit) { FontDescription fontDescription = parentStyle->fontDescription(); style->setLineHeight(parentStyle->lineHeight()); m_lineHeightValue = 0; if (style->setFontDescription(fontDescription)) fontDirty = true; } else if (isInitial) { FontDescription fontDescription; fontDescription.setGenericFamily(FontDescription::StandardFamily); style->setLineHeight(RenderStyle::initialLineHeight()); m_lineHeightValue = 0; if (style->setFontDescription(fontDescription)) fontDirty = true; } else if (primitiveValue) { style->setLineHeight(RenderStyle::initialLineHeight()); m_lineHeightValue = 0; FontDescription fontDescription; theme()->systemFont(primitiveValue->getIdent(), fontDescription); // Double-check and see if the theme did anything. If not, don't bother updating the font. if (fontDescription.isAbsoluteSize()) { // Handle the zoom factor. fontDescription.setComputedSize(getComputedSizeFromSpecifiedSize(fontDescription.isAbsoluteSize(), fontDescription.specifiedSize())); if (style->setFontDescription(fontDescription)) fontDirty = true; } } else if (value->isFontValue()) { FontValue *font = static_cast(value); if (!font->style || !font->variant || !font->weight || !font->size || !font->lineHeight || !font->family) return; applyProperty(CSS_PROP_FONT_STYLE, font->style.get()); applyProperty(CSS_PROP_FONT_VARIANT, font->variant.get()); applyProperty(CSS_PROP_FONT_WEIGHT, font->weight.get()); applyProperty(CSS_PROP_FONT_SIZE, font->size.get()); m_lineHeightValue = font->lineHeight.get(); applyProperty(CSS_PROP_FONT_FAMILY, font->family.get()); } return; case CSS_PROP_LIST_STYLE: if (isInherit) { style->setListStyleType(parentStyle->listStyleType()); style->setListStyleImage(parentStyle->listStyleImage()); style->setListStylePosition(parentStyle->listStylePosition()); } else if (isInitial) { style->setListStyleType(RenderStyle::initialListStyleType()); style->setListStyleImage(RenderStyle::initialListStyleImage()); style->setListStylePosition(RenderStyle::initialListStylePosition()); } return; case CSS_PROP_OUTLINE: if (isInherit) { style->setOutlineWidth(parentStyle->outlineWidth()); style->setOutlineColor(parentStyle->outlineColor()); style->setOutlineStyle(parentStyle->outlineStyle()); } else if (isInitial) style->resetOutline(); return; // CSS3 Properties case CSS_PROP__WEBKIT_APPEARANCE: { HANDLE_INHERIT_AND_INITIAL(appearance, Appearance) if (!primitiveValue) break; int id = primitiveValue->getIdent(); EAppearance appearance; if (id == CSS_VAL_NONE) appearance = NoAppearance; else appearance = EAppearance(id - CSS_VAL_CHECKBOX + 1); style->setAppearance(appearance); return; } case CSS_PROP__WEBKIT_BINDING: { #if ENABLE(XBL) if (isInitial || (primitiveValue && primitiveValue->getIdent() == CSS_VAL_NONE)) { style->deleteBindingURIs(); return; } else if (isInherit) { if (parentStyle->bindingURIs()) style->inheritBindingURIs(parentStyle->bindingURIs()); else style->deleteBindingURIs(); return; } if (!value->isValueList()) return; CSSValueList* list = static_cast(value); bool firstBinding = true; for (unsigned int i = 0; i < list->length(); i++) { CSSValue *item = list->item(i); CSSPrimitiveValue *val = static_cast(item); if (val->primitiveType() == CSSPrimitiveValue::CSS_URI) { if (firstBinding) { firstBinding = false; style->deleteBindingURIs(); } style->addBindingURI(val->getStringValue()); } } #endif return; } case CSS_PROP__WEBKIT_BORDER_IMAGE: { HANDLE_INHERIT_AND_INITIAL(borderImage, BorderImage) BorderImage image; if (primitiveValue) { if (primitiveValue->getIdent() == CSS_VAL_NONE) style->setBorderImage(image); } else { // Retrieve the border image value. CSSBorderImageValue* borderImage = static_cast(value); // Set the image (this kicks off the load). image.m_image = borderImage->m_image->image(element->document()->docLoader()); // Set up a length box to represent our image slices. LengthBox& l = image.m_slices; Rect* r = borderImage->m_imageSliceRect.get(); if (r->top()->primitiveType() == CSSPrimitiveValue::CSS_PERCENTAGE) l.top = Length(r->top()->getDoubleValue(), Percent); else l.top = Length(r->top()->getIntValue(CSSPrimitiveValue::CSS_NUMBER), Fixed); if (r->bottom()->primitiveType() == CSSPrimitiveValue::CSS_PERCENTAGE) l.bottom = Length(r->bottom()->getDoubleValue(), Percent); else l.bottom = Length((int)r->bottom()->getFloatValue(CSSPrimitiveValue::CSS_NUMBER), Fixed); if (r->left()->primitiveType() == CSSPrimitiveValue::CSS_PERCENTAGE) l.left = Length(r->left()->getDoubleValue(), Percent); else l.left = Length(r->left()->getIntValue(CSSPrimitiveValue::CSS_NUMBER), Fixed); if (r->right()->primitiveType() == CSSPrimitiveValue::CSS_PERCENTAGE) l.right = Length(r->right()->getDoubleValue(), Percent); else l.right = Length(r->right()->getIntValue(CSSPrimitiveValue::CSS_NUMBER), Fixed); // Set the appropriate rules for stretch/round/repeat of the slices switch (borderImage->m_horizontalSizeRule) { case CSS_VAL_STRETCH: image.m_horizontalRule = BI_STRETCH; break; case CSS_VAL_ROUND: image.m_horizontalRule = BI_ROUND; break; default: // CSS_VAL_REPEAT image.m_horizontalRule = BI_REPEAT; break; } switch (borderImage->m_verticalSizeRule) { case CSS_VAL_STRETCH: image.m_verticalRule = BI_STRETCH; break; case CSS_VAL_ROUND: image.m_verticalRule = BI_ROUND; break; default: // CSS_VAL_REPEAT image.m_verticalRule = BI_REPEAT; break; } style->setBorderImage(image); } return; } case CSS_PROP__WEBKIT_BORDER_RADIUS: if (isInherit) { style->setBorderTopLeftRadius(parentStyle->borderTopLeftRadius()); style->setBorderTopRightRadius(parentStyle->borderTopRightRadius()); style->setBorderBottomLeftRadius(parentStyle->borderBottomLeftRadius()); style->setBorderBottomRightRadius(parentStyle->borderBottomRightRadius()); return; } if (isInitial) { style->resetBorderRadius(); return; } // Fall through case CSS_PROP__WEBKIT_BORDER_TOP_LEFT_RADIUS: case CSS_PROP__WEBKIT_BORDER_TOP_RIGHT_RADIUS: case CSS_PROP__WEBKIT_BORDER_BOTTOM_LEFT_RADIUS: case CSS_PROP__WEBKIT_BORDER_BOTTOM_RIGHT_RADIUS: { if (isInherit) { HANDLE_INHERIT_COND(CSS_PROP__WEBKIT_BORDER_TOP_LEFT_RADIUS, borderTopLeftRadius, BorderTopLeftRadius) HANDLE_INHERIT_COND(CSS_PROP__WEBKIT_BORDER_TOP_RIGHT_RADIUS, borderTopRightRadius, BorderTopRightRadius) HANDLE_INHERIT_COND(CSS_PROP__WEBKIT_BORDER_BOTTOM_LEFT_RADIUS, borderBottomLeftRadius, BorderBottomLeftRadius) HANDLE_INHERIT_COND(CSS_PROP__WEBKIT_BORDER_BOTTOM_RIGHT_RADIUS, borderBottomRightRadius, BorderBottomRightRadius) return; } if (isInitial) { HANDLE_INITIAL_COND_WITH_VALUE(CSS_PROP__WEBKIT_BORDER_TOP_LEFT_RADIUS, BorderTopLeftRadius, BorderRadius) HANDLE_INITIAL_COND_WITH_VALUE(CSS_PROP__WEBKIT_BORDER_TOP_RIGHT_RADIUS, BorderTopRightRadius, BorderRadius) HANDLE_INITIAL_COND_WITH_VALUE(CSS_PROP__WEBKIT_BORDER_BOTTOM_LEFT_RADIUS, BorderBottomLeftRadius, BorderRadius) HANDLE_INITIAL_COND_WITH_VALUE(CSS_PROP__WEBKIT_BORDER_BOTTOM_RIGHT_RADIUS, BorderBottomRightRadius, BorderRadius) return; } if (!primitiveValue) return; Pair* pair = primitiveValue->getPairValue(); if (!pair) return; int width = pair->first()->computeLengthInt(style); int height = pair->second()->computeLengthInt(style); if (width < 0 || height < 0) return; if (width == 0) height = 0; // Null out the other value. else if (height == 0) width = 0; // Null out the other value. IntSize size(width, height); switch (id) { case CSS_PROP__WEBKIT_BORDER_TOP_LEFT_RADIUS: style->setBorderTopLeftRadius(size); break; case CSS_PROP__WEBKIT_BORDER_TOP_RIGHT_RADIUS: style->setBorderTopRightRadius(size); break; case CSS_PROP__WEBKIT_BORDER_BOTTOM_LEFT_RADIUS: style->setBorderBottomLeftRadius(size); break; case CSS_PROP__WEBKIT_BORDER_BOTTOM_RIGHT_RADIUS: style->setBorderBottomRightRadius(size); break; default: style->setBorderRadius(size); break; } return; } case CSS_PROP_OUTLINE_OFFSET: HANDLE_INHERIT_AND_INITIAL(outlineOffset, OutlineOffset) style->setOutlineOffset(primitiveValue->computeLengthInt(style)); return; case CSS_PROP_TEXT_SHADOW: case CSS_PROP__WEBKIT_BOX_SHADOW: { if (isInherit) { if (id == CSS_PROP_TEXT_SHADOW) return style->setTextShadow(parentStyle->textShadow() ? new ShadowData(*parentStyle->textShadow()) : 0); return style->setBoxShadow(parentStyle->boxShadow() ? new ShadowData(*parentStyle->boxShadow()) : 0); } if (isInitial || primitiveValue) // initial | none return id == CSS_PROP_TEXT_SHADOW ? style->setTextShadow(0) : style->setBoxShadow(0); if (!value->isValueList()) return; CSSValueList *list = static_cast(value); int len = list->length(); for (int i = 0; i < len; i++) { ShadowValue* item = static_cast(list->item(i)); int x = item->x->computeLengthInt(style); int y = item->y->computeLengthInt(style); int blur = item->blur ? item->blur->computeLengthInt(style) : 0; Color color; if (item->color) color = getColorFromPrimitiveValue(item->color.get()); ShadowData* shadowData = new ShadowData(x, y, blur, color.isValid() ? color : Color::transparent); if (id == CSS_PROP_TEXT_SHADOW) style->setTextShadow(shadowData, i != 0); else style->setBoxShadow(shadowData, i != 0); } return; } case CSS_PROP_OPACITY: HANDLE_INHERIT_AND_INITIAL(opacity, Opacity) if (!primitiveValue || primitiveValue->primitiveType() != CSSPrimitiveValue::CSS_NUMBER) return; // Error case. // Clamp opacity to the range 0-1 style->setOpacity(min(1.0f, max(0.0f, primitiveValue->getFloatValue()))); return; case CSS_PROP__WEBKIT_BOX_ALIGN: HANDLE_INHERIT_AND_INITIAL(boxAlign, BoxAlign) if (!primitiveValue) return; switch (primitiveValue->getIdent()) { case CSS_VAL_STRETCH: style->setBoxAlign(BSTRETCH); break; case CSS_VAL_START: style->setBoxAlign(BSTART); break; case CSS_VAL_END: style->setBoxAlign(BEND); break; case CSS_VAL_CENTER: style->setBoxAlign(BCENTER); break; case CSS_VAL_BASELINE: style->setBoxAlign(BBASELINE); break; default: return; } return; case CSS_PROP__WEBKIT_BOX_DIRECTION: HANDLE_INHERIT_AND_INITIAL(boxDirection, BoxDirection) if (!primitiveValue) return; if (primitiveValue->getIdent() == CSS_VAL_NORMAL) style->setBoxDirection(BNORMAL); else style->setBoxDirection(BREVERSE); return; case CSS_PROP__WEBKIT_BOX_LINES: HANDLE_INHERIT_AND_INITIAL(boxLines, BoxLines) if(!primitiveValue) return; if (primitiveValue->getIdent() == CSS_VAL_SINGLE) style->setBoxLines(SINGLE); else style->setBoxLines(MULTIPLE); return; case CSS_PROP__WEBKIT_BOX_ORIENT: HANDLE_INHERIT_AND_INITIAL(boxOrient, BoxOrient) if (!primitiveValue) return; if (primitiveValue->getIdent() == CSS_VAL_HORIZONTAL || primitiveValue->getIdent() == CSS_VAL_INLINE_AXIS) style->setBoxOrient(HORIZONTAL); else style->setBoxOrient(VERTICAL); return; case CSS_PROP__WEBKIT_BOX_PACK: HANDLE_INHERIT_AND_INITIAL(boxPack, BoxPack) if (!primitiveValue) return; switch (primitiveValue->getIdent()) { case CSS_VAL_START: style->setBoxPack(BSTART); break; case CSS_VAL_END: style->setBoxPack(BEND); break; case CSS_VAL_CENTER: style->setBoxPack(BCENTER); break; case CSS_VAL_JUSTIFY: style->setBoxPack(BJUSTIFY); break; default: return; } return; case CSS_PROP__WEBKIT_BOX_FLEX: HANDLE_INHERIT_AND_INITIAL(boxFlex, BoxFlex) if (!primitiveValue || primitiveValue->primitiveType() != CSSPrimitiveValue::CSS_NUMBER) return; // Error case. style->setBoxFlex(primitiveValue->getFloatValue()); return; case CSS_PROP__WEBKIT_BOX_FLEX_GROUP: HANDLE_INHERIT_AND_INITIAL(boxFlexGroup, BoxFlexGroup) if (!primitiveValue || primitiveValue->primitiveType() != CSSPrimitiveValue::CSS_NUMBER) return; // Error case. style->setBoxFlexGroup((unsigned int)(primitiveValue->getDoubleValue())); return; case CSS_PROP__WEBKIT_BOX_ORDINAL_GROUP: HANDLE_INHERIT_AND_INITIAL(boxOrdinalGroup, BoxOrdinalGroup) if (!primitiveValue || primitiveValue->primitiveType() != CSSPrimitiveValue::CSS_NUMBER) return; // Error case. style->setBoxOrdinalGroup((unsigned int)(primitiveValue->getDoubleValue())); return; case CSS_PROP__WEBKIT_BOX_SIZING: HANDLE_INHERIT_AND_INITIAL(boxSizing, BoxSizing) if (!primitiveValue) return; if (primitiveValue->getIdent() == CSS_VAL_CONTENT_BOX) style->setBoxSizing(CONTENT_BOX); else style->setBoxSizing(BORDER_BOX); return; case CSS_PROP__WEBKIT_COLUMN_COUNT: { if (isInherit) { if (parentStyle->hasAutoColumnCount()) style->setHasAutoColumnCount(); else style->setColumnCount(parentStyle->columnCount()); return; } else if (isInitial || primitiveValue->getIdent() == CSS_VAL_AUTO) { style->setHasAutoColumnCount(); return; } style->setColumnCount(static_cast(primitiveValue->getDoubleValue())); return; } case CSS_PROP__WEBKIT_COLUMN_GAP: { if (isInherit) { if (parentStyle->hasNormalColumnGap()) style->setHasNormalColumnGap(); else style->setColumnGap(parentStyle->columnGap()); return; } else if (isInitial || primitiveValue->getIdent() == CSS_VAL_NORMAL) { style->setHasNormalColumnGap(); return; } style->setColumnGap(primitiveValue->computeLengthFloat(style)); return; } case CSS_PROP__WEBKIT_COLUMN_WIDTH: { if (isInherit) { if (parentStyle->hasAutoColumnWidth()) style->setHasAutoColumnWidth(); else style->setColumnWidth(parentStyle->columnWidth()); return; } else if (isInitial || primitiveValue->getIdent() == CSS_VAL_AUTO) { style->setHasAutoColumnWidth(); return; } style->setColumnWidth(primitiveValue->computeLengthFloat(style)); return; } case CSS_PROP__WEBKIT_COLUMN_RULE_STYLE: HANDLE_INHERIT_AND_INITIAL_WITH_VALUE(columnRuleStyle, ColumnRuleStyle, BorderStyle) style->setColumnRuleStyle((EBorderStyle)(primitiveValue->getIdent() - CSS_VAL_NONE)); return; case CSS_PROP__WEBKIT_COLUMN_BREAK_BEFORE: { HANDLE_INHERIT_AND_INITIAL_WITH_VALUE(columnBreakBefore, ColumnBreakBefore, PageBreak) switch (primitiveValue->getIdent()) { case CSS_VAL_AUTO: style->setColumnBreakBefore(PBAUTO); break; case CSS_VAL_LEFT: case CSS_VAL_RIGHT: case CSS_VAL_ALWAYS: style->setColumnBreakBefore(PBALWAYS); break; case CSS_VAL_AVOID: style->setColumnBreakBefore(PBAVOID); break; } return; } case CSS_PROP__WEBKIT_COLUMN_BREAK_AFTER: { HANDLE_INHERIT_AND_INITIAL_WITH_VALUE(columnBreakAfter, ColumnBreakAfter, PageBreak) switch (primitiveValue->getIdent()) { case CSS_VAL_AUTO: style->setColumnBreakAfter(PBAUTO); break; case CSS_VAL_LEFT: case CSS_VAL_RIGHT: case CSS_VAL_ALWAYS: style->setColumnBreakAfter(PBALWAYS); break; case CSS_VAL_AVOID: style->setColumnBreakAfter(PBAVOID); break; } return; } case CSS_PROP__WEBKIT_COLUMN_BREAK_INSIDE: { HANDLE_INHERIT_AND_INITIAL_WITH_VALUE(columnBreakInside, ColumnBreakInside, PageBreak) if (primitiveValue->getIdent() == CSS_VAL_AUTO) style->setColumnBreakInside(PBAUTO); else if (primitiveValue->getIdent() == CSS_VAL_AVOID) style->setColumnBreakInside(PBAVOID); return; } case CSS_PROP__WEBKIT_COLUMN_RULE: if (isInherit) { style->setColumnRuleColor(parentStyle->columnRuleColor()); style->setColumnRuleStyle(parentStyle->columnRuleStyle()); style->setColumnRuleWidth(parentStyle->columnRuleWidth()); } else if (isInitial) style->resetColumnRule(); return; case CSS_PROP__WEBKIT_COLUMNS: if (isInherit) { if (parentStyle->hasAutoColumnWidth()) style->setHasAutoColumnWidth(); else style->setColumnWidth(parentStyle->columnWidth()); style->setColumnCount(parentStyle->columnCount()); } else if (isInitial) { style->setHasAutoColumnWidth(); style->setColumnCount(RenderStyle::initialColumnCount()); } return; case CSS_PROP__WEBKIT_MARQUEE: if (valueType != CSSValue::CSS_INHERIT || !parentNode) return; style->setMarqueeDirection(parentStyle->marqueeDirection()); style->setMarqueeIncrement(parentStyle->marqueeIncrement()); style->setMarqueeSpeed(parentStyle->marqueeSpeed()); style->setMarqueeLoopCount(parentStyle->marqueeLoopCount()); style->setMarqueeBehavior(parentStyle->marqueeBehavior()); return; case CSS_PROP__WEBKIT_MARQUEE_REPETITION: { HANDLE_INHERIT_AND_INITIAL(marqueeLoopCount, MarqueeLoopCount) if (!primitiveValue) return; if (primitiveValue->getIdent() == CSS_VAL_INFINITE) style->setMarqueeLoopCount(-1); // -1 means repeat forever. else if (primitiveValue->primitiveType() == CSSPrimitiveValue::CSS_NUMBER) style->setMarqueeLoopCount(primitiveValue->getIntValue()); return; } case CSS_PROP__WEBKIT_MARQUEE_SPEED: { HANDLE_INHERIT_AND_INITIAL(marqueeSpeed, MarqueeSpeed) if (!primitiveValue) return; if (primitiveValue->getIdent()) { switch (primitiveValue->getIdent()) { case CSS_VAL_SLOW: style->setMarqueeSpeed(500); // 500 msec. break; case CSS_VAL_NORMAL: style->setMarqueeSpeed(85); // 85msec. The WinIE default. break; case CSS_VAL_FAST: style->setMarqueeSpeed(10); // 10msec. Super fast. break; } } else if (primitiveValue->primitiveType() == CSSPrimitiveValue::CSS_S) style->setMarqueeSpeed(1000 * primitiveValue->getIntValue()); else if (primitiveValue->primitiveType() == CSSPrimitiveValue::CSS_MS) style->setMarqueeSpeed(primitiveValue->getIntValue()); else if (primitiveValue->primitiveType() == CSSPrimitiveValue::CSS_NUMBER) // For scrollamount support. style->setMarqueeSpeed(primitiveValue->getIntValue()); return; } case CSS_PROP__WEBKIT_MARQUEE_INCREMENT: { HANDLE_INHERIT_AND_INITIAL(marqueeIncrement, MarqueeIncrement) if (!primitiveValue) return; if (primitiveValue->getIdent()) { switch (primitiveValue->getIdent()) { case CSS_VAL_SMALL: style->setMarqueeIncrement(Length(1, Fixed)); // 1px. break; case CSS_VAL_NORMAL: style->setMarqueeIncrement(Length(6, Fixed)); // 6px. The WinIE default. break; case CSS_VAL_LARGE: style->setMarqueeIncrement(Length(36, Fixed)); // 36px. break; } } else { bool ok = true; Length l = convertToLength(primitiveValue, style, &ok); if (ok) style->setMarqueeIncrement(l); } return; } case CSS_PROP__WEBKIT_MARQUEE_STYLE: { HANDLE_INHERIT_AND_INITIAL(marqueeBehavior, MarqueeBehavior) if (!primitiveValue || !primitiveValue->getIdent()) return; switch (primitiveValue->getIdent()) { case CSS_VAL_NONE: style->setMarqueeBehavior(MNONE); break; case CSS_VAL_SCROLL: style->setMarqueeBehavior(MSCROLL); break; case CSS_VAL_SLIDE: style->setMarqueeBehavior(MSLIDE); break; case CSS_VAL_ALTERNATE: style->setMarqueeBehavior(MALTERNATE); break; } return; } case CSS_PROP__WEBKIT_MARQUEE_DIRECTION: { HANDLE_INHERIT_AND_INITIAL(marqueeDirection, MarqueeDirection) if (!primitiveValue || !primitiveValue->getIdent()) return; switch (primitiveValue->getIdent()) { case CSS_VAL_FORWARDS: style->setMarqueeDirection(MFORWARD); break; case CSS_VAL_BACKWARDS: style->setMarqueeDirection(MBACKWARD); break; case CSS_VAL_AUTO: style->setMarqueeDirection(MAUTO); break; case CSS_VAL_AHEAD: case CSS_VAL_UP: // We don't support vertical languages, so AHEAD just maps to UP. style->setMarqueeDirection(MUP); break; case CSS_VAL_REVERSE: case CSS_VAL_DOWN: // REVERSE just maps to DOWN, since we don't do vertical text. style->setMarqueeDirection(MDOWN); break; case CSS_VAL_LEFT: style->setMarqueeDirection(MLEFT); break; case CSS_VAL_RIGHT: style->setMarqueeDirection(MRIGHT); break; } return; } case CSS_PROP__WEBKIT_USER_DRAG: { HANDLE_INHERIT_AND_INITIAL(userDrag, UserDrag) if (!primitiveValue || !primitiveValue->getIdent()) return; switch (primitiveValue->getIdent()) { case CSS_VAL_AUTO: style->setUserDrag(DRAG_AUTO); break; case CSS_VAL_NONE: style->setUserDrag(DRAG_NONE); break; case CSS_VAL_ELEMENT: style->setUserDrag(DRAG_ELEMENT); default: return; } return; } case CSS_PROP__WEBKIT_USER_MODIFY: { HANDLE_INHERIT_AND_INITIAL(userModify, UserModify) if (!primitiveValue || !primitiveValue->getIdent()) return; EUserModify userModify = EUserModify(primitiveValue->getIdent() - CSS_VAL_READ_ONLY); style->setUserModify(userModify); return; } case CSS_PROP__WEBKIT_USER_SELECT: { HANDLE_INHERIT_AND_INITIAL(userSelect, UserSelect) if (!primitiveValue || !primitiveValue->getIdent()) return; switch (primitiveValue->getIdent()) { case CSS_VAL_AUTO: style->setUserSelect(SELECT_AUTO); break; case CSS_VAL_NONE: style->setUserSelect(SELECT_NONE); break; case CSS_VAL_TEXT: style->setUserSelect(SELECT_TEXT); break; case CSS_VAL_IGNORE: style->setUserSelect(SELECT_IGNORE); default: return; } return; } case CSS_PROP_TEXT_OVERFLOW: { // This property is supported by WinIE, and so we leave off the "-webkit-" in order to // work with WinIE-specific pages that use the property. HANDLE_INHERIT_AND_INITIAL(textOverflow, TextOverflow) if (!primitiveValue || !primitiveValue->getIdent()) return; style->setTextOverflow(primitiveValue->getIdent() == CSS_VAL_ELLIPSIS); return; } case CSS_PROP__WEBKIT_MARGIN_COLLAPSE: { if (isInherit) { style->setMarginTopCollapse(parentStyle->marginTopCollapse()); style->setMarginBottomCollapse(parentStyle->marginBottomCollapse()); } else if (isInitial) { style->setMarginTopCollapse(MCOLLAPSE); style->setMarginBottomCollapse(MCOLLAPSE); } return; } case CSS_PROP__WEBKIT_MARGIN_TOP_COLLAPSE: { HANDLE_INHERIT_AND_INITIAL(marginTopCollapse, MarginTopCollapse) if (!primitiveValue || !primitiveValue->getIdent()) return; EMarginCollapse val; switch (primitiveValue->getIdent()) { case CSS_VAL_SEPARATE: val = MSEPARATE; break; case CSS_VAL_DISCARD: val = MDISCARD; break; default: val = MCOLLAPSE; } style->setMarginTopCollapse(val); return; } case CSS_PROP__WEBKIT_MARGIN_BOTTOM_COLLAPSE: { HANDLE_INHERIT_AND_INITIAL(marginBottomCollapse, MarginBottomCollapse) if (!primitiveValue || !primitiveValue->getIdent()) return; EMarginCollapse val; switch (primitiveValue->getIdent()) { case CSS_VAL_SEPARATE: val = MSEPARATE; break; case CSS_VAL_DISCARD: val = MDISCARD; break; default: val = MCOLLAPSE; } style->setMarginBottomCollapse(val); return; } // Apple-specific changes. Do not merge these properties into KHTML. case CSS_PROP__WEBKIT_LINE_CLAMP: { HANDLE_INHERIT_AND_INITIAL(lineClamp, LineClamp) if (!primitiveValue) return; style->setLineClamp(primitiveValue->getIntValue(CSSPrimitiveValue::CSS_PERCENTAGE)); return; } case CSS_PROP__WEBKIT_HIGHLIGHT: { HANDLE_INHERIT_AND_INITIAL(highlight, Highlight); if (primitiveValue->getIdent() == CSS_VAL_NONE) style->setHighlight(nullAtom); else style->setHighlight(primitiveValue->getStringValue()); return; } case CSS_PROP__WEBKIT_BORDER_FIT: { HANDLE_INHERIT_AND_INITIAL(borderFit, BorderFit); if (primitiveValue->getIdent() == CSS_VAL_BORDER) style->setBorderFit(BorderFitBorder); else style->setBorderFit(BorderFitLines); return; } case CSS_PROP__WEBKIT_TEXT_SIZE_ADJUST: { HANDLE_INHERIT_AND_INITIAL(textSizeAdjust, TextSizeAdjust) if (!primitiveValue || !primitiveValue->getIdent()) return; style->setTextSizeAdjust(primitiveValue->getIdent() == CSS_VAL_AUTO); fontDirty = true; return; } case CSS_PROP__WEBKIT_TEXT_SECURITY: { HANDLE_INHERIT_AND_INITIAL(textSecurity, TextSecurity) if (!primitiveValue) return; ETextSecurity textSecurity = TSNONE; switch (primitiveValue->getIdent()) { case CSS_VAL_DISC: textSecurity = TSDISC; break; case CSS_VAL_CIRCLE: textSecurity = TSCIRCLE; break; case CSS_VAL_SQUARE: textSecurity= TSSQUARE; break; } style->setTextSecurity(textSecurity); return; } case CSS_PROP__WEBKIT_DASHBOARD_REGION: { HANDLE_INHERIT_AND_INITIAL(dashboardRegions, DashboardRegions) if (!primitiveValue) return; if(primitiveValue->getIdent() == CSS_VAL_NONE) { style->setDashboardRegions(RenderStyle::noneDashboardRegions()); return; } DashboardRegion *region = primitiveValue->getDashboardRegionValue(); if (!region) return; DashboardRegion *first = region; while (region) { Length top = convertToLength (region->top(), style); Length right = convertToLength (region->right(), style); Length bottom = convertToLength (region->bottom(), style); Length left = convertToLength (region->left(), style); if (region->m_isCircle) style->setDashboardRegion(StyleDashboardRegion::Circle, region->m_label, top, right, bottom, left, region == first ? false : true); else if (region->m_isRectangle) style->setDashboardRegion(StyleDashboardRegion::Rectangle, region->m_label, top, right, bottom, left, region == first ? false : true); region = region->m_next.get(); } element->document()->setHasDashboardRegions(true); return; } case CSS_PROP__WEBKIT_RTL_ORDERING: HANDLE_INHERIT_AND_INITIAL(visuallyOrdered, VisuallyOrdered) if (!primitiveValue || !primitiveValue->getIdent()) return; style->setVisuallyOrdered(primitiveValue->getIdent() == CSS_VAL_VISUAL); return; case CSS_PROP__WEBKIT_TEXT_STROKE_WIDTH: { HANDLE_INHERIT_AND_INITIAL(textStrokeWidth, TextStrokeWidth) float width = 0; switch (primitiveValue->getIdent()) { case CSS_VAL_THIN: case CSS_VAL_MEDIUM: case CSS_VAL_THICK: { double result = 1.0 / 48; if (primitiveValue->getIdent() == CSS_VAL_MEDIUM) result *= 3; else if (primitiveValue->getIdent() == CSS_VAL_THICK) result *= 5; CSSPrimitiveValue val(result, CSSPrimitiveValue::CSS_EMS); width = val.computeLengthFloat(style); break; } default: width = primitiveValue->computeLengthFloat(style); break; } style->setTextStrokeWidth(width); return; } case CSS_PROP_INVALID: return; case CSS_PROP_FONT_STRETCH: case CSS_PROP_PAGE: case CSS_PROP_QUOTES: case CSS_PROP_SCROLLBAR_3DLIGHT_COLOR: case CSS_PROP_SCROLLBAR_ARROW_COLOR: case CSS_PROP_SCROLLBAR_DARKSHADOW_COLOR: case CSS_PROP_SCROLLBAR_FACE_COLOR: case CSS_PROP_SCROLLBAR_HIGHLIGHT_COLOR: case CSS_PROP_SCROLLBAR_SHADOW_COLOR: case CSS_PROP_SCROLLBAR_TRACK_COLOR: case CSS_PROP_SIZE: case CSS_PROP_TEXT_LINE_THROUGH: case CSS_PROP_TEXT_LINE_THROUGH_COLOR: case CSS_PROP_TEXT_LINE_THROUGH_MODE: case CSS_PROP_TEXT_LINE_THROUGH_STYLE: case CSS_PROP_TEXT_LINE_THROUGH_WIDTH: case CSS_PROP_TEXT_OVERLINE: case CSS_PROP_TEXT_OVERLINE_COLOR: case CSS_PROP_TEXT_OVERLINE_MODE: case CSS_PROP_TEXT_OVERLINE_STYLE: case CSS_PROP_TEXT_OVERLINE_WIDTH: case CSS_PROP_TEXT_UNDERLINE: case CSS_PROP_TEXT_UNDERLINE_COLOR: case CSS_PROP_TEXT_UNDERLINE_MODE: case CSS_PROP_TEXT_UNDERLINE_STYLE: case CSS_PROP_TEXT_UNDERLINE_WIDTH: case CSS_PROP__WEBKIT_FONT_SIZE_DELTA: case CSS_PROP__WEBKIT_MARGIN_START: case CSS_PROP__WEBKIT_PADDING_START: case CSS_PROP__WEBKIT_TEXT_DECORATIONS_IN_EFFECT: case CSS_PROP__WEBKIT_TEXT_STROKE: return; } #if ENABLE(SVG) // Try the SVG properties applySVGProperty(id, value); #endif } void CSSStyleSelector::mapBackgroundAttachment(BackgroundLayer* layer, CSSValue* value) { if (value->cssValueType() == CSSValue::CSS_INITIAL) { layer->setBackgroundAttachment(RenderStyle::initialBackgroundAttachment()); return; } if (!value->isPrimitiveValue()) return; CSSPrimitiveValue* primitiveValue = static_cast(value); switch (primitiveValue->getIdent()) { case CSS_VAL_FIXED: layer->setBackgroundAttachment(false); break; case CSS_VAL_SCROLL: layer->setBackgroundAttachment(true); break; default: return; } } void CSSStyleSelector::mapBackgroundClip(BackgroundLayer* layer, CSSValue* value) { if (value->cssValueType() == CSSValue::CSS_INITIAL) { layer->setBackgroundClip(RenderStyle::initialBackgroundClip()); return; } if (!value->isPrimitiveValue()) return; CSSPrimitiveValue* primitiveValue = static_cast(value); switch (primitiveValue->getIdent()) { case CSS_VAL_BORDER: layer->setBackgroundClip(BGBORDER); break; case CSS_VAL_PADDING: layer->setBackgroundClip(BGPADDING); break; default: // CSS_VAL_CONTENT layer->setBackgroundClip(BGCONTENT); break; } } void CSSStyleSelector::mapBackgroundComposite(BackgroundLayer* layer, CSSValue* value) { if (value->cssValueType() == CSSValue::CSS_INITIAL) { layer->setBackgroundComposite(RenderStyle::initialBackgroundComposite()); return; } if (!value->isPrimitiveValue()) return; CSSPrimitiveValue* primitiveValue = static_cast(value); switch(primitiveValue->getIdent()) { case CSS_VAL_CLEAR: layer->setBackgroundComposite(CompositeClear); break; case CSS_VAL_COPY: layer->setBackgroundComposite(CompositeCopy); break; case CSS_VAL_SOURCE_OVER: layer->setBackgroundComposite(CompositeSourceOver); break; case CSS_VAL_SOURCE_IN: layer->setBackgroundComposite(CompositeSourceIn); break; case CSS_VAL_SOURCE_OUT: layer->setBackgroundComposite(CompositeSourceOut); break; case CSS_VAL_SOURCE_ATOP: layer->setBackgroundComposite(CompositeSourceAtop); break; case CSS_VAL_DESTINATION_OVER: layer->setBackgroundComposite(CompositeDestinationOver); break; case CSS_VAL_DESTINATION_IN: layer->setBackgroundComposite(CompositeDestinationIn); break; case CSS_VAL_DESTINATION_OUT: layer->setBackgroundComposite(CompositeDestinationOut); break; case CSS_VAL_DESTINATION_ATOP: layer->setBackgroundComposite(CompositeDestinationAtop); break; case CSS_VAL_XOR: layer->setBackgroundComposite(CompositeXOR); break; case CSS_VAL_PLUS_DARKER: layer->setBackgroundComposite(CompositePlusDarker); break; case CSS_VAL_HIGHLIGHT: layer->setBackgroundComposite(CompositeHighlight); break; case CSS_VAL_PLUS_LIGHTER: layer->setBackgroundComposite(CompositePlusLighter); break; default: return; } } void CSSStyleSelector::mapBackgroundOrigin(BackgroundLayer* layer, CSSValue* value) { if (value->cssValueType() == CSSValue::CSS_INITIAL) { layer->setBackgroundOrigin(RenderStyle::initialBackgroundOrigin()); return; } if (!value->isPrimitiveValue()) return; CSSPrimitiveValue* primitiveValue = static_cast(value); switch (primitiveValue->getIdent()) { case CSS_VAL_BORDER: layer->setBackgroundOrigin(BGBORDER); break; case CSS_VAL_PADDING: layer->setBackgroundOrigin(BGPADDING); break; default: // CSS_VAL_CONTENT layer->setBackgroundOrigin(BGCONTENT); break; } } void CSSStyleSelector::mapBackgroundImage(BackgroundLayer* layer, CSSValue* value) { if (value->cssValueType() == CSSValue::CSS_INITIAL) { layer->setBackgroundImage(RenderStyle::initialBackgroundImage()); return; } if (!value->isPrimitiveValue()) return; CSSPrimitiveValue* primitiveValue = static_cast(value); layer->setBackgroundImage(static_cast(primitiveValue)->image(element->document()->docLoader())); } void CSSStyleSelector::mapBackgroundRepeat(BackgroundLayer* layer, CSSValue* value) { if (value->cssValueType() == CSSValue::CSS_INITIAL) { layer->setBackgroundRepeat(RenderStyle::initialBackgroundRepeat()); return; } if (!value->isPrimitiveValue()) return; CSSPrimitiveValue* primitiveValue = static_cast(value); switch(primitiveValue->getIdent()) { case CSS_VAL_REPEAT: layer->setBackgroundRepeat(REPEAT); break; case CSS_VAL_REPEAT_X: layer->setBackgroundRepeat(REPEAT_X); break; case CSS_VAL_REPEAT_Y: layer->setBackgroundRepeat(REPEAT_Y); break; case CSS_VAL_NO_REPEAT: layer->setBackgroundRepeat(NO_REPEAT); break; default: return; } } void CSSStyleSelector::mapBackgroundSize(BackgroundLayer* layer, CSSValue* value) { LengthSize b = RenderStyle::initialBackgroundSize(); if (value->cssValueType() == CSSValue::CSS_INITIAL) { layer->setBackgroundSize(b); return; } if (!value->isPrimitiveValue()) return; CSSPrimitiveValue* primitiveValue = static_cast(value); Pair* pair = primitiveValue->getPairValue(); if (!pair) return; CSSPrimitiveValue* first = static_cast(pair->first()); CSSPrimitiveValue* second = static_cast(pair->second()); if (!first || !second) return; Length firstLength, secondLength; int firstType = first->primitiveType(); int secondType = second->primitiveType(); if (firstType == CSSPrimitiveValue::CSS_UNKNOWN) firstLength = Length(Auto); else if (firstType > CSSPrimitiveValue::CSS_PERCENTAGE && firstType < CSSPrimitiveValue::CSS_DEG) firstLength = Length(first->computeLengthIntForLength(style), Fixed); else if (firstType == CSSPrimitiveValue::CSS_PERCENTAGE) firstLength = Length(first->getDoubleValue(), Percent); else return; if (secondType == CSSPrimitiveValue::CSS_UNKNOWN) secondLength = Length(Auto); else if (secondType > CSSPrimitiveValue::CSS_PERCENTAGE && secondType < CSSPrimitiveValue::CSS_DEG) secondLength = Length(second->computeLengthIntForLength(style), Fixed); else if (secondType == CSSPrimitiveValue::CSS_PERCENTAGE) secondLength = Length(second->getDoubleValue(), Percent); else return; b.width = firstLength; b.height = secondLength; layer->setBackgroundSize(b); } void CSSStyleSelector::mapBackgroundXPosition(BackgroundLayer* layer, CSSValue* value) { if (value->cssValueType() == CSSValue::CSS_INITIAL) { layer->setBackgroundXPosition(RenderStyle::initialBackgroundXPosition()); return; } if (!value->isPrimitiveValue()) return; CSSPrimitiveValue* primitiveValue = static_cast(value); Length l; int type = primitiveValue->primitiveType(); if(type > CSSPrimitiveValue::CSS_PERCENTAGE && type < CSSPrimitiveValue::CSS_DEG) l = Length(primitiveValue->computeLengthIntForLength(style), Fixed); else if(type == CSSPrimitiveValue::CSS_PERCENTAGE) l = Length(primitiveValue->getDoubleValue(), Percent); else return; layer->setBackgroundXPosition(l); } void CSSStyleSelector::mapBackgroundYPosition(BackgroundLayer* layer, CSSValue* value) { if (value->cssValueType() == CSSValue::CSS_INITIAL) { layer->setBackgroundYPosition(RenderStyle::initialBackgroundYPosition()); return; } if (!value->isPrimitiveValue()) return; CSSPrimitiveValue* primitiveValue = static_cast(value); Length l; int type = primitiveValue->primitiveType(); if(type > CSSPrimitiveValue::CSS_PERCENTAGE && type < CSSPrimitiveValue::CSS_DEG) l = Length(primitiveValue->computeLengthIntForLength(style), Fixed); else if(type == CSSPrimitiveValue::CSS_PERCENTAGE) l = Length(primitiveValue->getDoubleValue(), Percent); else return; layer->setBackgroundYPosition(l); } void CSSStyleSelector::checkForTextSizeAdjust() { if (style->textSizeAdjust()) return; FontDescription newFontDescription(style->fontDescription()); newFontDescription.setComputedSize(newFontDescription.specifiedSize()); style->setFontDescription(newFontDescription); } void CSSStyleSelector::checkForGenericFamilyChange(RenderStyle* style, RenderStyle* parentStyle) { const FontDescription& childFont = style->fontDescription(); if (childFont.isAbsoluteSize() || !parentStyle) return; const FontDescription& parentFont = parentStyle->fontDescription(); if (childFont.genericFamily() == parentFont.genericFamily()) return; // For now, lump all families but monospace together. if (childFont.genericFamily() != FontDescription::MonospaceFamily && parentFont.genericFamily() != FontDescription::MonospaceFamily) return; // We know the parent is monospace or the child is monospace, and that font // size was unspecified. We want to scale our font size as appropriate. // If the font uses a keyword size, then we refetch from the table rather than // multiplying by our scale factor. float size; if (childFont.keywordSize()) { size = fontSizeForKeyword(CSS_VAL_XX_SMALL + childFont.keywordSize() - 1, style->htmlHacks(), childFont.genericFamily() == FontDescription::MonospaceFamily); } else { Settings* settings = m_document->settings(); float fixedScaleFactor = settings ? static_cast(settings->defaultFixedFontSize()) / settings->defaultFontSize() : 1; size = (parentFont.genericFamily() == FontDescription::MonospaceFamily) ? childFont.specifiedSize()/fixedScaleFactor : childFont.specifiedSize()*fixedScaleFactor; } FontDescription newFontDescription(childFont); setFontSize(newFontDescription, size); style->setFontDescription(newFontDescription); } void CSSStyleSelector::setFontSize(FontDescription& fontDescription, float size) { fontDescription.setSpecifiedSize(size); fontDescription.setComputedSize(getComputedSizeFromSpecifiedSize(fontDescription.isAbsoluteSize(), size)); } float CSSStyleSelector::getComputedSizeFromSpecifiedSize(bool isAbsoluteSize, float specifiedSize) { // We support two types of minimum font size. The first is a hard override that applies to // all fonts. This is "minSize." The second type of minimum font size is a "smart minimum" // that is applied only when the Web page can't know what size it really asked for, e.g., // when it uses logical sizes like "small" or expresses the font-size as a percentage of // the user's default font setting. // With the smart minimum, we never want to get smaller than the minimum font size to keep fonts readable. // However we always allow the page to set an explicit pixel size that is smaller, // since sites will mis-render otherwise (e.g., http://www.gamespot.com with a 9px minimum). Settings* settings = m_document->settings(); if (!settings) return 1.0f; int minSize = settings->minimumFontSize(); int minLogicalSize = settings->minimumLogicalFontSize(); float zoomPercent = m_document->frame() ? m_document->frame()->zoomFactor() / 100.0f : 1.0f; float zoomedSize = specifiedSize * zoomPercent; // Apply the hard minimum first. We only apply the hard minimum if after zooming we're still too small. if (zoomedSize < minSize) zoomedSize = minSize; // Now apply the "smart minimum." This minimum is also only applied if we're still too small // after zooming. The font size must either be relative to the user default or the original size // must have been acceptable. In other words, we only apply the smart minimum whenever we're positive // doing so won't disrupt the layout. if (zoomedSize < minLogicalSize && (specifiedSize >= minLogicalSize || !isAbsoluteSize)) zoomedSize = minLogicalSize; // Also clamp to a reasonable maximum to prevent insane font sizes from causing crashes on various // platforms (I'm looking at you, Windows.) return min(1000000.0f, max(zoomedSize, 1.0f)); } const int fontSizeTableMax = 16; const int fontSizeTableMin = 9; const int totalKeywords = 8; // WinIE/Nav4 table for font sizes. Designed to match the legacy font mapping system of HTML. static const int quirksFontSizeTable[fontSizeTableMax - fontSizeTableMin + 1][totalKeywords] = { { 9, 9, 9, 9, 11, 14, 18, 28 }, { 9, 9, 9, 10, 12, 15, 20, 31 }, { 9, 9, 9, 11, 13, 17, 22, 34 }, { 9, 9, 10, 12, 14, 18, 24, 37 }, { 9, 9, 10, 13, 16, 20, 26, 40 }, // fixed font default (13) { 9, 9, 11, 14, 17, 21, 28, 42 }, { 9, 10, 12, 15, 17, 23, 30, 45 }, { 9, 10, 13, 16, 18, 24, 32, 48 } // proportional font default (16) }; // HTML 1 2 3 4 5 6 7 // CSS xxs xs s m l xl xxl // | // user pref // Strict mode table matches MacIE and Mozilla's settings exactly. static const int strictFontSizeTable[fontSizeTableMax - fontSizeTableMin + 1][totalKeywords] = { { 9, 9, 9, 9, 11, 14, 18, 27 }, { 9, 9, 9, 10, 12, 15, 20, 30 }, { 9, 9, 10, 11, 13, 17, 22, 33 }, { 9, 9, 10, 12, 14, 18, 24, 36 }, { 9, 10, 12, 13, 16, 20, 26, 39 }, // fixed font default (13) { 9, 10, 12, 14, 17, 21, 28, 42 }, { 9, 10, 13, 15, 18, 23, 30, 45 }, { 9, 10, 13, 16, 18, 24, 32, 48 } // proportional font default (16) }; // HTML 1 2 3 4 5 6 7 // CSS xxs xs s m l xl xxl // | // user pref // For values outside the range of the table, we use Todd Fahrner's suggested scale // factors for each keyword value. static const float fontSizeFactors[totalKeywords] = { 0.60f, 0.75f, 0.89f, 1.0f, 1.2f, 1.5f, 2.0f, 3.0f }; float CSSStyleSelector::fontSizeForKeyword(int keyword, bool quirksMode, bool fixed) const { Settings* settings = m_document->settings(); if (!settings) return 1.0f; int mediumSize = fixed ? settings->defaultFixedFontSize() : settings->defaultFontSize(); if (mediumSize >= fontSizeTableMin && mediumSize <= fontSizeTableMax) { // Look up the entry in the table. int row = mediumSize - fontSizeTableMin; int col = (keyword - CSS_VAL_XX_SMALL); return quirksMode ? quirksFontSizeTable[row][col] : strictFontSizeTable[row][col]; } // Value is outside the range of the table. Apply the scale factor instead. float minLogicalSize = max(settings->minimumLogicalFontSize(), 1); return max(fontSizeFactors[keyword - CSS_VAL_XX_SMALL]*mediumSize, minLogicalSize); } float CSSStyleSelector::largerFontSize(float size, bool quirksMode) const { // FIXME: Figure out where we fall in the size ranges (xx-small to xxx-large) and scale up to // the next size level. return size * 1.2f; } float CSSStyleSelector::smallerFontSize(float size, bool quirksMode) const { // FIXME: Figure out where we fall in the size ranges (xx-small to xxx-large) and scale down to // the next size level. return size / 1.2f; } // color mapping code struct ColorValue { int css_value; RGBA32 color; }; static const ColorValue colorValues[] = { { CSS_VAL_AQUA, 0xFF00FFFF }, { CSS_VAL_BLACK, 0xFF000000 }, { CSS_VAL_BLUE, 0xFF0000FF }, { CSS_VAL_FUCHSIA, 0xFFFF00FF }, { CSS_VAL_GRAY, 0xFF808080 }, { CSS_VAL_GREEN, 0xFF008000 }, { CSS_VAL_LIME, 0xFF00FF00 }, { CSS_VAL_MAROON, 0xFF800000 }, { CSS_VAL_NAVY, 0xFF000080 }, { CSS_VAL_OLIVE, 0xFF808000 }, { CSS_VAL_ORANGE, 0xFFFFA500 }, { CSS_VAL_PURPLE, 0xFF800080 }, { CSS_VAL_RED, 0xFFFF0000 }, { CSS_VAL_SILVER, 0xFFC0C0C0 }, { CSS_VAL_TEAL, 0xFF008080 }, { CSS_VAL_WHITE, 0xFFFFFFFF }, { CSS_VAL_YELLOW, 0xFFFFFF00 }, { CSS_VAL_TRANSPARENT, 0x00000000 }, { CSS_VAL_GREY, 0xFF808080 }, { CSS_VAL_ACTIVEBORDER, 0xFFFFFFFF }, { CSS_VAL_ACTIVECAPTION, 0xFFCCCCCC }, { CSS_VAL_APPWORKSPACE, 0xFFFFFFFF }, { CSS_VAL_BUTTONFACE, 0xFFC0C0C0 }, { CSS_VAL_BUTTONHIGHLIGHT, 0xFFDDDDDD }, { CSS_VAL_BUTTONSHADOW, 0xFF888888 }, { CSS_VAL_BUTTONTEXT, 0xFF000000 }, { CSS_VAL_CAPTIONTEXT, 0xFF000000 }, { CSS_VAL_GRAYTEXT, 0xFF808080 }, { CSS_VAL_HIGHLIGHT, 0xFFB5D5FF }, { CSS_VAL_HIGHLIGHTTEXT, 0xFF000000 }, { CSS_VAL_INACTIVEBORDER, 0xFFFFFFFF }, { CSS_VAL_INACTIVECAPTION, 0xFFFFFFFF }, { CSS_VAL_INACTIVECAPTIONTEXT, 0xFF7F7F7F }, { CSS_VAL_INFOBACKGROUND, 0xFFFBFCC5 }, { CSS_VAL_INFOTEXT, 0xFF000000 }, { CSS_VAL_MENU, 0xFFC0C0C0 }, { CSS_VAL_MENUTEXT, 0xFF000000 }, { CSS_VAL_SCROLLBAR, 0xFFFFFFFF }, { CSS_VAL_TEXT, 0xFF000000 }, { CSS_VAL_THREEDDARKSHADOW, 0xFF666666 }, { CSS_VAL_THREEDFACE, 0xFFC0C0C0 }, { CSS_VAL_THREEDHIGHLIGHT, 0xFFDDDDDD }, { CSS_VAL_THREEDLIGHTSHADOW, 0xFFC0C0C0 }, { CSS_VAL_THREEDSHADOW, 0xFF888888 }, { CSS_VAL_WINDOW, 0xFFFFFFFF }, { CSS_VAL_WINDOWFRAME, 0xFFCCCCCC }, { CSS_VAL_WINDOWTEXT, 0xFF000000 }, { 0, 0 } }; static Color colorForCSSValue(int css_value) { for (const ColorValue* col = colorValues; col->css_value; ++col) if (col->css_value == css_value) return col->color; return Color(); } Color CSSStyleSelector::getColorFromPrimitiveValue(CSSPrimitiveValue* primitiveValue) { Color col; int ident = primitiveValue->getIdent(); if (ident) { if (ident == CSS_VAL__WEBKIT_TEXT) col = element->document()->textColor(); else if (ident == CSS_VAL__WEBKIT_LINK) { Color linkColor = element->document()->linkColor(); Color visitedColor = element->document()->visitedLinkColor(); if (linkColor == visitedColor) col = linkColor; else { if (pseudoState == PseudoUnknown || pseudoState == PseudoAnyLink) checkPseudoState(element); col = (pseudoState == PseudoLink) ? linkColor : visitedColor; } } else if (ident == CSS_VAL__WEBKIT_ACTIVELINK) col = element->document()->activeLinkColor(); else if (ident == CSS_VAL__WEBKIT_FOCUS_RING_COLOR) col = focusRingColor(); else col = colorForCSSValue(ident); } else if (primitiveValue->primitiveType() == CSSPrimitiveValue::CSS_RGBCOLOR) col.setRGB(primitiveValue->getRGBColorValue()); return col; } bool CSSStyleSelector::hasSelectorForAttribute(const AtomicString &attrname) { return m_selectorAttrs.contains(attrname.impl()); } } // namespace WebCore