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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) 2004-2005 Allan Sandfeld Jensen (kde@carewolf.com) | 3 * (C) 2004-2005 Allan Sandfeld Jensen (kde@carewolf.com) |
4 * Copyright (C) 2006, 2007 Nicholas Shanks (webkit@nickshanks.com) | 4 * Copyright (C) 2006, 2007 Nicholas Shanks (webkit@nickshanks.com) |
5 * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 Apple Inc. All r
ights reserved. | 5 * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 Apple Inc. All r
ights reserved. |
6 * Copyright (C) 2007 Alexey Proskuryakov <ap@webkit.org> | 6 * Copyright (C) 2007 Alexey Proskuryakov <ap@webkit.org> |
7 * Copyright (C) 2007, 2008 Eric Seidel <eric@webkit.org> | 7 * Copyright (C) 2007, 2008 Eric Seidel <eric@webkit.org> |
8 * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.t
orchmobile.com/) | 8 * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.t
orchmobile.com/) |
9 * Copyright (c) 2011, Code Aurora Forum. All rights reserved. | 9 * Copyright (c) 2011, Code Aurora Forum. All rights reserved. |
10 * Copyright (C) Research In Motion Limited 2011. All rights reserved. | 10 * Copyright (C) Research In Motion Limited 2011. All rights reserved. |
(...skipping 12 matching lines...) Expand all Loading... |
23 * You should have received a copy of the GNU Library General Public License | 23 * You should have received a copy of the GNU Library General Public License |
24 * along with this library; see the file COPYING.LIB. If not, write to | 24 * along with this library; see the file COPYING.LIB. If not, write to |
25 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | 25 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
26 * Boston, MA 02110-1301, USA. | 26 * Boston, MA 02110-1301, USA. |
27 */ | 27 */ |
28 | 28 |
29 #include "config.h" | 29 #include "config.h" |
30 #include "core/css/TreeBoundaryCrossingRules.h" | 30 #include "core/css/TreeBoundaryCrossingRules.h" |
31 | 31 |
32 #include "core/css/ElementRuleCollector.h" | 32 #include "core/css/ElementRuleCollector.h" |
33 #include "core/css/RuleFeature.h" | 33 #include "core/css/resolver/ScopedStyleResolver.h" |
34 #include "core/dom/StyleEngine.h" | |
35 #include "core/dom/shadow/ShadowRoot.h" | |
36 | 34 |
37 namespace blink { | 35 namespace blink { |
38 | 36 |
39 static void addRules(RuleSet* ruleSet, const WillBeHeapVector<MinimalRuleData>&
rules) | |
40 { | |
41 for (unsigned i = 0; i < rules.size(); ++i) { | |
42 const MinimalRuleData& info = rules[i]; | |
43 ruleSet->addRule(info.m_rule, info.m_selectorIndex, info.m_flags); | |
44 } | |
45 } | |
46 | |
47 void TreeBoundaryCrossingRules::addTreeBoundaryCrossingRules(const RuleSet& auth
orRules, CSSStyleSheet* parentStyleSheet, unsigned parentIndex, ContainerNode& s
copingNode) | |
48 { | |
49 if (authorRules.treeBoundaryCrossingRules().isEmpty() && (scopingNode.isDocu
mentNode() || authorRules.shadowDistributedRules().isEmpty())) | |
50 return; | |
51 OwnPtrWillBeRawPtr<RuleSet> ruleSetForScope = RuleSet::create(); | |
52 addRules(ruleSetForScope.get(), authorRules.treeBoundaryCrossingRules()); | |
53 if (!scopingNode.isDocumentNode()) | |
54 addRules(ruleSetForScope.get(), authorRules.shadowDistributedRules()); | |
55 | |
56 if (!m_treeBoundaryCrossingRuleSetMap.contains(&scopingNode)) { | |
57 m_treeBoundaryCrossingRuleSetMap.add(&scopingNode, adoptPtrWillBeNoop(ne
w CSSStyleSheetRuleSubSet())); | |
58 m_scopingNodes.add(&scopingNode); | |
59 } | |
60 CSSStyleSheetRuleSubSet* ruleSubSet = m_treeBoundaryCrossingRuleSetMap.get(&
scopingNode); | |
61 ruleSubSet->append(RuleSubSet::create(parentStyleSheet, parentIndex, ruleSet
ForScope.release())); | |
62 } | |
63 | |
64 void TreeBoundaryCrossingRules::collectTreeBoundaryCrossingRules(Element* elemen
t, ElementRuleCollector& collector, bool includeEmptyRules) | 37 void TreeBoundaryCrossingRules::collectTreeBoundaryCrossingRules(Element* elemen
t, ElementRuleCollector& collector, bool includeEmptyRules) |
65 { | 38 { |
66 if (m_treeBoundaryCrossingRuleSetMap.isEmpty()) | 39 if (m_scopingNodes.isEmpty()) |
67 return; | 40 return; |
68 | 41 |
69 RuleRange ruleRange = collector.matchedResult().ranges.authorRuleRange(); | |
70 | |
71 // When comparing rules declared in outer treescopes, outer's rules win. | 42 // When comparing rules declared in outer treescopes, outer's rules win. |
72 CascadeOrder outerCascadeOrder = size() + size(); | 43 CascadeOrder outerCascadeOrder = size() + size(); |
73 // When comparing rules declared in inner treescopes, inner's rules win. | 44 // When comparing rules declared in inner treescopes, inner's rules win. |
74 CascadeOrder innerCascadeOrder = size(); | 45 CascadeOrder innerCascadeOrder = size(); |
75 | 46 |
76 ASSERT(!collector.scopeContainsLastMatchedElement()); | 47 ASSERT(!collector.scopeContainsLastMatchedElement()); |
77 collector.setScopeContainsLastMatchedElement(true); | 48 collector.setScopeContainsLastMatchedElement(true); |
| 49 |
78 for (const auto& scope : m_scopingNodes) { | 50 for (const auto& scope : m_scopingNodes) { |
79 const ContainerNode* scopingNode = toContainerNode(scope); | |
80 CSSStyleSheetRuleSubSet* ruleSubSet = m_treeBoundaryCrossingRuleSetMap.g
et(scopingNode); | |
81 bool isInnerTreeScope = element->treeScope().isInclusiveAncestorOf(scopi
ngNode->treeScope()); | |
82 | 51 |
| 52 bool isInnerTreeScope = element->treeScope().isInclusiveAncestorOf(scope
->treeScope()); |
83 CascadeOrder cascadeOrder = isInnerTreeScope ? innerCascadeOrder : outer
CascadeOrder; | 53 CascadeOrder cascadeOrder = isInnerTreeScope ? innerCascadeOrder : outer
CascadeOrder; |
84 for (const auto& rules : *ruleSubSet) { | 54 |
85 MatchRequest request(rules->ruleSet.get(), includeEmptyRules, scopin
gNode, rules->parentStyleSheet, rules->parentIndex); | 55 scope->treeScope().scopedStyleResolver()->collectMatchingTreeBoundaryCro
ssingRules(collector, includeEmptyRules, cascadeOrder); |
86 collector.collectMatchingRules(request, ruleRange, cascadeOrder, tru
e); | 56 |
87 } | |
88 ++innerCascadeOrder; | 57 ++innerCascadeOrder; |
89 --outerCascadeOrder; | 58 --outerCascadeOrder; |
90 } | 59 } |
| 60 |
91 collector.setScopeContainsLastMatchedElement(false); | 61 collector.setScopeContainsLastMatchedElement(false); |
92 } | 62 } |
93 | 63 |
94 void TreeBoundaryCrossingRules::reset(const ContainerNode* scopingNode) | 64 void TreeBoundaryCrossingRules::addScope(ContainerNode& scopingNode) |
95 { | 65 { |
96 m_treeBoundaryCrossingRuleSetMap.remove(scopingNode); | 66 m_scopingNodes.add(&scopingNode); |
97 m_scopingNodes.remove(scopingNode); | |
98 } | 67 } |
99 | 68 |
100 void TreeBoundaryCrossingRules::collectFeaturesFromRuleSubSet(CSSStyleSheetRuleS
ubSet* ruleSubSet, RuleFeatureSet& features) | 69 void TreeBoundaryCrossingRules::removeScope(const ContainerNode& scopingNode) |
101 { | 70 { |
102 for (const auto& rules : *ruleSubSet) | 71 m_scopingNodes.remove(&scopingNode); |
103 features.add(rules->ruleSet->features()); | |
104 } | |
105 | |
106 void TreeBoundaryCrossingRules::collectFeaturesTo(RuleFeatureSet& features) | |
107 { | |
108 for (const auto& value : m_treeBoundaryCrossingRuleSetMap.values()) | |
109 collectFeaturesFromRuleSubSet(value.get(), features); | |
110 } | 72 } |
111 | 73 |
112 void TreeBoundaryCrossingRules::trace(Visitor* visitor) | 74 void TreeBoundaryCrossingRules::trace(Visitor* visitor) |
113 { | 75 { |
114 #if ENABLE(OILPAN) | 76 #if ENABLE(OILPAN) |
115 visitor->trace(m_treeBoundaryCrossingRuleSetMap); | |
116 visitor->trace(m_scopingNodes); | 77 visitor->trace(m_scopingNodes); |
117 #endif | 78 #endif |
118 } | 79 } |
119 | 80 |
120 void TreeBoundaryCrossingRules::RuleSubSet::trace(Visitor* visitor) | |
121 { | |
122 visitor->trace(ruleSet); | |
123 } | |
124 | |
125 } // namespace blink | 81 } // namespace blink |
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