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- All Known Subinterfaces:
CSSCharsetRule
,CSSFontFaceRule
,CSSImportRule
,CSSMediaRule
,CSSPageRule
,CSSStyleRule
,CSSUnknownRule
public interface CSSRule
TheCSSRule
interface is the abstract base interface for any type of CSS statement. This includes both rule sets and at-rules. An implementation is expected to preserve all rules specified in a CSS style sheet, even if the rule is not recognized by the parser. Unrecognized rules are represented using theCSSUnknownRule
interface.See also the Document Object Model (DOM) Level 2 Style Specification.
- Since:
- 1.4, DOM Level 2
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Field Summary
Fields Modifier and Type Field Description static short
CHARSET_RULE
The rule is aCSSCharsetRule
.static short
FONT_FACE_RULE
The rule is aCSSFontFaceRule
.static short
IMPORT_RULE
The rule is aCSSImportRule
.static short
MEDIA_RULE
The rule is aCSSMediaRule
.static short
PAGE_RULE
The rule is aCSSPageRule
.static short
STYLE_RULE
The rule is aCSSStyleRule
.static short
UNKNOWN_RULE
The rule is aCSSUnknownRule
.
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Method Summary
Modifier and Type Method Description String
getCssText()
The parsable textual representation of the rule.CSSRule
getParentRule()
If this rule is contained inside another rule (e.g. a style rule inside an @media block), this is the containing rule.CSSStyleSheet
getParentStyleSheet()
The style sheet that contains this rule.short
getType()
The type of the rule, as defined above.void
setCssText(String cssText)
The parsable textual representation of the rule.
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Field Detail
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UNKNOWN_RULE
static final short UNKNOWN_RULE
The rule is aCSSUnknownRule
.- See Also:
- Constant Field Values
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STYLE_RULE
static final short STYLE_RULE
The rule is aCSSStyleRule
.- See Also:
- Constant Field Values
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CHARSET_RULE
static final short CHARSET_RULE
The rule is aCSSCharsetRule
.- See Also:
- Constant Field Values
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IMPORT_RULE
static final short IMPORT_RULE
The rule is aCSSImportRule
.- See Also:
- Constant Field Values
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MEDIA_RULE
static final short MEDIA_RULE
The rule is aCSSMediaRule
.- See Also:
- Constant Field Values
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FONT_FACE_RULE
static final short FONT_FACE_RULE
The rule is aCSSFontFaceRule
.- See Also:
- Constant Field Values
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PAGE_RULE
static final short PAGE_RULE
The rule is aCSSPageRule
.- See Also:
- Constant Field Values
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Method Detail
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getType
short getType()
The type of the rule, as defined above. The expectation is that binding-specific casting methods can be used to cast down from an instance of theCSSRule
interface to the specific derived interface implied by thetype
.
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getCssText
String getCssText()
The parsable textual representation of the rule. This reflects the current state of the rule and not its initial value.
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setCssText
void setCssText(String cssText) throws DOMException
The parsable textual representation of the rule. This reflects the current state of the rule and not its initial value.- Throws:
DOMException
- SYNTAX_ERR: Raised if the specified CSS string value has a syntax error and is unparsable.
INVALID_MODIFICATION_ERR: Raised if the specified CSS string value represents a different type of rule than the current one.
HIERARCHY_REQUEST_ERR: Raised if the rule cannot be inserted at this point in the style sheet.
NO_MODIFICATION_ALLOWED_ERR: Raised if the rule is readonly.
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getParentStyleSheet
CSSStyleSheet getParentStyleSheet()
The style sheet that contains this rule.
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getParentRule
CSSRule getParentRule()
If this rule is contained inside another rule (e.g. a style rule inside an @media block), this is the containing rule. If this rule is not nested inside any other rules, this returnsnull
.
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