summaryrefslogtreecommitdiffstats
path: root/layout/style/nsHTMLStyleSheet.h
diff options
context:
space:
mode:
authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /layout/style/nsHTMLStyleSheet.h
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
downloadUXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar
UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.gz
UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.lz
UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.xz
UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.zip
Add m-esr52 at 52.6.0
Diffstat (limited to 'layout/style/nsHTMLStyleSheet.h')
-rw-r--r--layout/style/nsHTMLStyleSheet.h181
1 files changed, 181 insertions, 0 deletions
diff --git a/layout/style/nsHTMLStyleSheet.h b/layout/style/nsHTMLStyleSheet.h
new file mode 100644
index 000000000..a522fc3b4
--- /dev/null
+++ b/layout/style/nsHTMLStyleSheet.h
@@ -0,0 +1,181 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/*
+ * style sheet and style rule processor representing data from presentational
+ * HTML attributes
+ */
+
+#ifndef nsHTMLStyleSheet_h_
+#define nsHTMLStyleSheet_h_
+
+#include "nsColor.h"
+#include "nsCOMPtr.h"
+#include "nsIStyleRule.h"
+#include "nsIStyleRuleProcessor.h"
+#include "PLDHashTable.h"
+#include "mozilla/Attributes.h"
+#include "mozilla/MemoryReporting.h"
+#include "nsString.h"
+
+class nsIDocument;
+class nsMappedAttributes;
+
+class nsHTMLStyleSheet final : public nsIStyleRuleProcessor
+{
+public:
+ explicit nsHTMLStyleSheet(nsIDocument* aDocument);
+
+ void SetOwningDocument(nsIDocument* aDocument);
+
+ NS_DECL_ISUPPORTS
+
+ // nsIStyleRuleProcessor API
+ virtual void RulesMatching(ElementRuleProcessorData* aData) override;
+ virtual void RulesMatching(PseudoElementRuleProcessorData* aData) override;
+ virtual void RulesMatching(AnonBoxRuleProcessorData* aData) override;
+#ifdef MOZ_XUL
+ virtual void RulesMatching(XULTreeRuleProcessorData* aData) override;
+#endif
+ virtual nsRestyleHint HasStateDependentStyle(StateRuleProcessorData* aData) override;
+ virtual nsRestyleHint HasStateDependentStyle(PseudoElementStateRuleProcessorData* aData) override;
+ virtual bool HasDocumentStateDependentStyle(StateRuleProcessorData* aData) override;
+ virtual nsRestyleHint
+ HasAttributeDependentStyle(AttributeRuleProcessorData* aData,
+ mozilla::RestyleHintData& aRestyleHintDataResult) override;
+ virtual bool MediumFeaturesChanged(nsPresContext* aPresContext) override;
+ virtual size_t SizeOfExcludingThis(mozilla::MallocSizeOf aMallocSizeOf)
+ const MOZ_MUST_OVERRIDE override;
+ virtual size_t SizeOfIncludingThis(mozilla::MallocSizeOf aMallocSizeOf)
+ const MOZ_MUST_OVERRIDE override;
+ size_t DOMSizeOfIncludingThis(mozilla::MallocSizeOf aMallocSizeOf) const;
+
+ void Reset();
+ nsresult SetLinkColor(nscolor aColor);
+ nsresult SetActiveLinkColor(nscolor aColor);
+ nsresult SetVisitedLinkColor(nscolor aColor);
+
+ // Mapped Attribute management methods
+ already_AddRefed<nsMappedAttributes>
+ UniqueMappedAttributes(nsMappedAttributes* aMapped);
+ void DropMappedAttributes(nsMappedAttributes* aMapped);
+
+ nsIStyleRule* LangRuleFor(const nsString& aLanguage);
+
+private:
+ nsHTMLStyleSheet(const nsHTMLStyleSheet& aCopy) = delete;
+ nsHTMLStyleSheet& operator=(const nsHTMLStyleSheet& aCopy) = delete;
+
+ ~nsHTMLStyleSheet() {}
+
+ class HTMLColorRule;
+ friend class HTMLColorRule;
+ class HTMLColorRule final : public nsIStyleRule {
+ private:
+ ~HTMLColorRule() {}
+ public:
+ HTMLColorRule() {}
+
+ NS_DECL_ISUPPORTS
+
+ // nsIStyleRule interface
+ virtual void MapRuleInfoInto(nsRuleData* aRuleData) override;
+ virtual bool MightMapInheritedStyleData() override;
+ virtual bool GetDiscretelyAnimatedCSSValue(nsCSSPropertyID aProperty,
+ nsCSSValue* aValue) override;
+ #ifdef DEBUG
+ virtual void List(FILE* out = stdout, int32_t aIndent = 0) const override;
+ #endif
+
+ nscolor mColor;
+ };
+
+ // Implementation of SetLink/VisitedLink/ActiveLinkColor
+ nsresult ImplLinkColorSetter(RefPtr<HTMLColorRule>& aRule, nscolor aColor);
+
+ class GenericTableRule;
+ friend class GenericTableRule;
+ class GenericTableRule : public nsIStyleRule {
+ protected:
+ virtual ~GenericTableRule() {}
+ public:
+ GenericTableRule() {}
+
+ NS_DECL_ISUPPORTS
+
+ // nsIStyleRule interface
+ virtual void MapRuleInfoInto(nsRuleData* aRuleData) override = 0;
+ virtual bool MightMapInheritedStyleData() override = 0;
+ virtual bool GetDiscretelyAnimatedCSSValue(nsCSSPropertyID aProperty,
+ nsCSSValue* aValue) override = 0;
+ #ifdef DEBUG
+ virtual void List(FILE* out = stdout, int32_t aIndent = 0) const override;
+ #endif
+ };
+
+ // this rule handles <th> inheritance
+ class TableTHRule;
+ friend class TableTHRule;
+ class TableTHRule final : public GenericTableRule {
+ public:
+ TableTHRule() {}
+
+ virtual void MapRuleInfoInto(nsRuleData* aRuleData) override;
+ virtual bool MightMapInheritedStyleData() override;
+ virtual bool GetDiscretelyAnimatedCSSValue(nsCSSPropertyID aProperty,
+ nsCSSValue* aValue) override;
+ };
+
+ // Rule to handle quirk table colors
+ class TableQuirkColorRule final : public GenericTableRule {
+ public:
+ TableQuirkColorRule() {}
+
+ virtual void MapRuleInfoInto(nsRuleData* aRuleData) override;
+ virtual bool MightMapInheritedStyleData() override;
+ virtual bool GetDiscretelyAnimatedCSSValue(nsCSSPropertyID aProperty,
+ nsCSSValue* aValue) override;
+ };
+
+public: // for mLangRuleTable structures only
+
+ // Rule to handle xml:lang attributes, of which we have exactly one
+ // per language string, maintained in mLangRuleTable.
+ // We also create one extra rule for the "x-math" language string, used on
+ // <math> elements.
+ class LangRule final : public nsIStyleRule {
+ private:
+ ~LangRule() {}
+ public:
+ explicit LangRule(const nsSubstring& aLang) : mLang(aLang) {}
+
+ NS_DECL_ISUPPORTS
+
+ // nsIStyleRule interface
+ virtual void MapRuleInfoInto(nsRuleData* aRuleData) override;
+ virtual bool MightMapInheritedStyleData() override;
+ virtual bool GetDiscretelyAnimatedCSSValue(nsCSSPropertyID aProperty,
+ nsCSSValue* aValue) override;
+ #ifdef DEBUG
+ virtual void List(FILE* out = stdout, int32_t aIndent = 0) const override;
+ #endif
+
+ nsString mLang;
+ };
+
+private:
+ nsIDocument* mDocument;
+ RefPtr<HTMLColorRule> mLinkRule;
+ RefPtr<HTMLColorRule> mVisitedRule;
+ RefPtr<HTMLColorRule> mActiveRule;
+ RefPtr<TableQuirkColorRule> mTableQuirkColorRule;
+ RefPtr<TableTHRule> mTableTHRule;
+
+ PLDHashTable mMappedAttrTable;
+ PLDHashTable mLangRuleTable;
+};
+
+#endif /* !defined(nsHTMLStyleSheet_h_) */