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1 /* | 1 /* |
2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) | 2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) |
3 * (C) 1999 Antti Koivisto (koivisto@kde.org) | 3 * (C) 1999 Antti Koivisto (koivisto@kde.org) |
4 * (C) 2001 Peter Kelly (pmk@post.com) | 4 * (C) 2001 Peter Kelly (pmk@post.com) |
5 * (C) 2001 Dirk Mueller (mueller@kde.org) | 5 * (C) 2001 Dirk Mueller (mueller@kde.org) |
6 * (C) 2007 David Smith (catfish.man@gmail.com) | 6 * (C) 2007 David Smith (catfish.man@gmail.com) |
7 * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012, 2013 Apple Inc. All rights reserved. | 7 * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012, 2013 Apple Inc. All rights reserved. |
8 * (C) 2007 Eric Seidel (eric@webkit.org) | 8 * (C) 2007 Eric Seidel (eric@webkit.org) |
9 * | 9 * |
10 * This library is free software; you can redistribute it and/or | 10 * This library is free software; you can redistribute it and/or |
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1222 } | 1222 } |
1223 | 1223 |
1224 inline void Element::attributeChangedFromParserOrByCloning(const QualifiedName& name, const AtomicString& newValue, AttributeModificationReason reason) | 1224 inline void Element::attributeChangedFromParserOrByCloning(const QualifiedName& name, const AtomicString& newValue, AttributeModificationReason reason) |
1225 { | 1225 { |
1226 if (name == isAttr) | 1226 if (name == isAttr) |
1227 CustomElementRegistrationContext::setTypeExtension(this, newValue); | 1227 CustomElementRegistrationContext::setTypeExtension(this, newValue); |
1228 attributeChanged(name, newValue, reason); | 1228 attributeChanged(name, newValue, reason); |
1229 } | 1229 } |
1230 | 1230 |
1231 template <typename CharacterType> | 1231 template <typename CharacterType> |
1232 static inline bool classStringHasClassName(const CharacterType* characters, unsi gned length) | 1232 static inline bool classStringHasClassName(const CharacterType* characters, unsi gned length, bool& isWhiteSpaceOnly) |
tkent
2015/10/08 23:20:12
We should introduce an enum, and this function sho
| |
1233 { | 1233 { |
1234 ASSERT(length > 0); | 1234 ASSERT(length > 0); |
1235 | 1235 |
1236 isWhiteSpaceOnly = false; | |
1236 unsigned i = 0; | 1237 unsigned i = 0; |
1237 do { | 1238 do { |
1238 if (isNotHTMLSpace<CharacterType>(characters[i])) | 1239 if (isNotHTMLSpace<CharacterType>(characters[i])) |
1239 break; | 1240 break; |
1240 ++i; | 1241 ++i; |
1241 } while (i < length); | 1242 } while (i < length); |
1242 | 1243 |
1244 if (i == length) | |
1245 isWhiteSpaceOnly = true; | |
1246 | |
1243 return i < length; | 1247 return i < length; |
1244 } | 1248 } |
1245 | 1249 |
1246 static inline bool classStringHasClassName(const AtomicString& newClassString) | 1250 static inline bool classStringHasClassName(const AtomicString& newClassString, b ool& isWhiteSpaceOnly) |
1247 { | 1251 { |
1248 unsigned length = newClassString.length(); | 1252 unsigned length = newClassString.length(); |
1249 | 1253 |
1250 if (!length) | 1254 if (!length) |
1251 return false; | 1255 return false; |
1252 | 1256 |
1253 if (newClassString.is8Bit()) | 1257 if (newClassString.is8Bit()) |
1254 return classStringHasClassName(newClassString.characters8(), length); | 1258 return classStringHasClassName(newClassString.characters8(), length, isW hiteSpaceOnly); |
1255 return classStringHasClassName(newClassString.characters16(), length); | 1259 return classStringHasClassName(newClassString.characters16(), length, isWhit eSpaceOnly); |
1256 } | 1260 } |
1257 | 1261 |
1258 void Element::classAttributeChanged(const AtomicString& newClassString) | 1262 void Element::classAttributeChanged(const AtomicString& newClassString) |
1259 { | 1263 { |
1260 StyleResolver* styleResolver = document().styleResolver(); | 1264 StyleResolver* styleResolver = document().styleResolver(); |
1261 bool testShouldInvalidateStyle = inActiveDocument() && styleResolver && styl eChangeType() < SubtreeStyleChange; | 1265 bool testShouldInvalidateStyle = inActiveDocument() && styleResolver && styl eChangeType() < SubtreeStyleChange; |
1262 | 1266 |
1263 ASSERT(elementData()); | 1267 ASSERT(elementData()); |
1264 if (classStringHasClassName(newClassString)) { | 1268 |
1265 const bool shouldFoldCase = document().inQuirksMode(); | 1269 bool isWhiteSpaceOnlyClassname; |
tkent
2015/10/08 23:20:12
This variable needs to be initialized, or classStr
| |
1270 const bool shouldFoldCase = document().inQuirksMode(); | |
1271 if (classStringHasClassName(newClassString, isWhiteSpaceOnlyClassname)) { | |
1266 const SpaceSplitString oldClasses = elementData()->classNames(); | 1272 const SpaceSplitString oldClasses = elementData()->classNames(); |
1267 elementData()->setClass(newClassString, shouldFoldCase); | 1273 elementData()->setClass(newClassString, shouldFoldCase); |
1268 const SpaceSplitString& newClasses = elementData()->classNames(); | 1274 const SpaceSplitString& newClasses = elementData()->classNames(); |
1269 if (testShouldInvalidateStyle) | 1275 if (testShouldInvalidateStyle) |
1270 document().styleEngine().classChangedForElement(oldClasses, newClass es, *this); | 1276 document().styleEngine().classChangedForElement(oldClasses, newClass es, *this); |
1271 } else { | 1277 } else { |
1272 const SpaceSplitString& oldClasses = elementData()->classNames(); | 1278 const SpaceSplitString& oldClasses = elementData()->classNames(); |
1273 if (testShouldInvalidateStyle) | 1279 if (testShouldInvalidateStyle) |
1274 document().styleEngine().classChangedForElement(oldClasses, *this); | 1280 document().styleEngine().classChangedForElement(oldClasses, *this); |
1275 elementData()->clearClass(); | 1281 if (isWhiteSpaceOnlyClassname) |
1282 elementData()->setClass(newClassString, shouldFoldCase); | |
1283 else | |
1284 elementData()->clearClass(); | |
1276 } | 1285 } |
1277 | 1286 |
1278 if (hasRareData()) | 1287 if (hasRareData()) |
1279 elementRareData()->clearClassListValueForQuirksMode(); | 1288 elementRareData()->clearClassListValueForQuirksMode(); |
1280 } | 1289 } |
1281 | 1290 |
1282 bool Element::shouldInvalidateDistributionWhenAttributeChanged(ElementShadow* el ementShadow, const QualifiedName& name, const AtomicString& newValue) | 1291 bool Element::shouldInvalidateDistributionWhenAttributeChanged(ElementShadow* el ementShadow, const QualifiedName& name, const AtomicString& newValue) |
1283 { | 1292 { |
1284 ASSERT(elementShadow); | 1293 ASSERT(elementShadow); |
1285 const SelectRuleFeatureSet& featureSet = elementShadow->ensureSelectFeatureS et(); | 1294 const SelectRuleFeatureSet& featureSet = elementShadow->ensureSelectFeatureS et(); |
1286 | 1295 |
1287 if (name == HTMLNames::idAttr) { | 1296 if (name == HTMLNames::idAttr) { |
1288 AtomicString oldId = elementData()->idForStyleResolution(); | 1297 AtomicString oldId = elementData()->idForStyleResolution(); |
1289 AtomicString newId = makeIdForStyleResolution(newValue, document().inQui rksMode()); | 1298 AtomicString newId = makeIdForStyleResolution(newValue, document().inQui rksMode()); |
1290 if (newId != oldId) { | 1299 if (newId != oldId) { |
1291 if (!oldId.isEmpty() && featureSet.hasSelectorForId(oldId)) | 1300 if (!oldId.isEmpty() && featureSet.hasSelectorForId(oldId)) |
1292 return true; | 1301 return true; |
1293 if (!newId.isEmpty() && featureSet.hasSelectorForId(newId)) | 1302 if (!newId.isEmpty() && featureSet.hasSelectorForId(newId)) |
1294 return true; | 1303 return true; |
1295 } | 1304 } |
1296 } | 1305 } |
1297 | 1306 |
1298 if (name == HTMLNames::classAttr) { | 1307 if (name == HTMLNames::classAttr) { |
1299 const AtomicString& newClassString = newValue; | 1308 const AtomicString& newClassString = newValue; |
1300 if (classStringHasClassName(newClassString)) { | 1309 bool isWhiteSpaceOnlyClassname; |
1310 if (classStringHasClassName(newClassString, isWhiteSpaceOnlyClassname)) { | |
1301 const SpaceSplitString& oldClasses = elementData()->classNames(); | 1311 const SpaceSplitString& oldClasses = elementData()->classNames(); |
1302 const SpaceSplitString newClasses(newClassString, document().inQuirk sMode() ? SpaceSplitString::ShouldFoldCase : SpaceSplitString::ShouldNotFoldCase ); | 1312 const SpaceSplitString newClasses(newClassString, document().inQuirk sMode() ? SpaceSplitString::ShouldFoldCase : SpaceSplitString::ShouldNotFoldCase ); |
1303 if (featureSet.checkSelectorsForClassChange(oldClasses, newClasses)) | 1313 if (featureSet.checkSelectorsForClassChange(oldClasses, newClasses)) |
1304 return true; | 1314 return true; |
1305 } else { | 1315 } else { |
1306 const SpaceSplitString& oldClasses = elementData()->classNames(); | 1316 const SpaceSplitString& oldClasses = elementData()->classNames(); |
1307 if (featureSet.checkSelectorsForClassChange(oldClasses)) | 1317 if (featureSet.checkSelectorsForClassChange(oldClasses)) |
1308 return true; | 1318 return true; |
1309 } | 1319 } |
1310 } | 1320 } |
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3564 { | 3574 { |
3565 #if ENABLE(OILPAN) | 3575 #if ENABLE(OILPAN) |
3566 if (hasRareData()) | 3576 if (hasRareData()) |
3567 visitor->trace(elementRareData()); | 3577 visitor->trace(elementRareData()); |
3568 visitor->trace(m_elementData); | 3578 visitor->trace(m_elementData); |
3569 #endif | 3579 #endif |
3570 ContainerNode::trace(visitor); | 3580 ContainerNode::trace(visitor); |
3571 } | 3581 } |
3572 | 3582 |
3573 } // namespace blink | 3583 } // namespace blink |
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