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26 #ifndef ApplyStyleCommand_h
27 #define ApplyStyleCommand_h
29 #include "CompositeEditCommand.h"
33 class CSSPrimitiveValue;
37 enum ShouldIncludeTypingStyle {
42 class ApplyStyleCommand : public CompositeEditCommand {
44 enum EPropertyLevel { PropertyDefault, ForceBlockProperties };
45 enum InlineStyleRemovalMode { RemoveAttributesAndElements, RemoveNone };
46 enum EAddStyledElement { AddStyledElement, DoNotAddStyledElement };
48 static PassRefPtr<ApplyStyleCommand> create(Document* document, CSSStyleDeclaration* style, EditAction action = EditActionChangeAttributes, EPropertyLevel level = PropertyDefault)
50 return adoptRef(new ApplyStyleCommand(document, style, action, level));
52 static PassRefPtr<ApplyStyleCommand> create(Document* document, CSSStyleDeclaration* style, const Position& start, const Position& end, EditAction action = EditActionChangeAttributes, EPropertyLevel level = PropertyDefault)
54 return adoptRef(new ApplyStyleCommand(document, style, start, end, action, level));
56 static PassRefPtr<ApplyStyleCommand> create(PassRefPtr<Element> element, bool removeOnly = false, EditAction action = EditActionChangeAttributes)
58 return adoptRef(new ApplyStyleCommand(element, removeOnly, action));
61 static PassRefPtr<CSSMutableStyleDeclaration> editingStyleAtPosition(Position pos, ShouldIncludeTypingStyle shouldIncludeTypingStyle = IgnoreTypingStyle);
64 ApplyStyleCommand(Document*, CSSStyleDeclaration*, EditAction, EPropertyLevel);
65 ApplyStyleCommand(Document*, CSSStyleDeclaration*, const Position& start, const Position& end, EditAction, EPropertyLevel);
66 ApplyStyleCommand(PassRefPtr<Element>, bool removeOnly, EditAction);
68 virtual void doApply();
69 virtual EditAction editingAction() const;
71 CSSMutableStyleDeclaration* style() const { return m_style.get(); }
73 // style-removal helpers
74 bool shouldRemoveTextDecorationTag(CSSStyleDeclaration* styleToApply, int textDecorationAddedByTag) const;
75 bool implicitlyStyledElementShouldBeRemovedWhenApplyingStyle(HTMLElement*, CSSMutableStyleDeclaration*);
76 bool removeInlineStyleFromElement(CSSMutableStyleDeclaration*, HTMLElement*, InlineStyleRemovalMode = RemoveAttributesAndElements);
77 inline bool shouldRemoveInlineStyleFromElement(CSSMutableStyleDeclaration* style, HTMLElement* element) {return removeInlineStyleFromElement(style, element, RemoveNone);}
78 void replaceWithSpanOrRemoveIfWithoutAttributes(HTMLElement*&);
79 bool removeHTMLFontStyle(CSSMutableStyleDeclaration*, HTMLElement*, InlineStyleRemovalMode = RemoveAttributesAndElements);
80 bool removeHTMLBidiEmbeddingStyle(CSSMutableStyleDeclaration*, HTMLElement*, InlineStyleRemovalMode = RemoveAttributesAndElements);
81 bool removeCSSStyle(CSSMutableStyleDeclaration*, HTMLElement*, InlineStyleRemovalMode = RemoveAttributesAndElements);
82 HTMLElement* highestAncestorWithConflictingInlineStyle(CSSMutableStyleDeclaration*, Node*);
83 PassRefPtr<CSSMutableStyleDeclaration> extractInlineStyleToPushDown(Node*, bool isStyledElement, const Vector<int>&);
84 void applyInlineStyleToPushDown(Node*, CSSMutableStyleDeclaration *style);
85 void pushDownInlineStyleAroundNode(CSSMutableStyleDeclaration*, Node*);
86 void removeInlineStyle(PassRefPtr<CSSMutableStyleDeclaration>, const Position& start, const Position& end);
87 bool nodeFullySelected(Node*, const Position& start, const Position& end) const;
88 bool nodeFullyUnselected(Node*, const Position& start, const Position& end) const;
90 // style-application helpers
91 void applyBlockStyle(CSSMutableStyleDeclaration*);
92 void applyRelativeFontStyleChange(CSSMutableStyleDeclaration*);
93 void applyInlineStyle(CSSMutableStyleDeclaration*);
94 void applyInlineStyleToRange(CSSMutableStyleDeclaration*, const Position& start, const Position& end);
95 void addBlockStyle(const StyleChange&, HTMLElement*);
96 void addInlineStyleIfNeeded(CSSMutableStyleDeclaration*, Node* start, Node* end, EAddStyledElement addStyledElement = AddStyledElement);
97 void splitTextAtStart(const Position& start, const Position& end);
98 void splitTextAtEnd(const Position& start, const Position& end);
99 void splitTextElementAtStart(const Position& start, const Position& end);
100 void splitTextElementAtEnd(const Position& start, const Position& end);
101 bool shouldSplitTextElement(Element* elem, CSSMutableStyleDeclaration*);
102 bool isValidCaretPositionInTextNode(const Position& position);
103 bool mergeStartWithPreviousIfIdentical(const Position& start, const Position& end);
104 bool mergeEndWithNextIfIdentical(const Position& start, const Position& end);
105 void cleanupUnstyledAppleStyleSpans(Node* dummySpanAncestor);
107 void surroundNodeRangeWithElement(Node* start, Node* end, PassRefPtr<Element>);
108 float computedFontSize(const Node*);
109 void joinChildTextNodes(Node*, const Position& start, const Position& end);
111 HTMLElement* splitAncestorsWithUnicodeBidi(Node*, bool before, int allowedDirection);
112 void removeEmbeddingUpToEnclosingBlock(Node* node, Node* unsplitAncestor);
114 void updateStartEnd(const Position& newStart, const Position& newEnd);
115 Position startPosition();
116 Position endPosition();
118 RefPtr<CSSMutableStyleDeclaration> m_style;
119 EditAction m_editingAction;
120 EPropertyLevel m_propertyLevel;
123 bool m_useEndingSelection;
124 RefPtr<Element> m_styledInlineElement;
128 bool isStyleSpan(const Node*);
129 PassRefPtr<HTMLElement> createStyleSpanElement(Document*);
130 RefPtr<CSSMutableStyleDeclaration> getPropertiesNotInComputedStyle(CSSStyleDeclaration* style, CSSComputedStyleDeclaration* computedStyle);
132 void prepareEditingStyleToApplyAt(CSSMutableStyleDeclaration*, Position);
133 void removeStylesAddedByNode(CSSMutableStyleDeclaration*, Node*);
135 } // namespace WebCore