Class SystemDefaultValue

All Implemented Interfaces:
CSSPrimitiveValue, CSSTypedValue, CSSValue, Serializable, Cloneable

public class SystemDefaultValue extends TypedValue
When a system-dependent property must be set but there is no style database, this value can be used.
See Also:
  • Constructor Details

    • SystemDefaultValue

      protected SystemDefaultValue()
      Must access instance through static method.
  • Method Details

    • getInstance

      public static SystemDefaultValue getInstance()
    • getCssText

      public String getCssText()
      Description copied from class: StyleValue
      Get a string representation of the current value.
      Specified by:
      getCssText in interface CSSValue
      Specified by:
      getCssText in class StyleValue
      the css text representing the value of this property.
    • writeCssText

      public void writeCssText(io.sf.carte.util.SimpleWriter wri) throws IOException
      Description copied from interface: CSSValue
      Serialize this value to a SimpleWriter.
      wri - the SimpleWriter.
      IOException - if an error happened while writing.
    • setCssText

      public void setCssText(String cssText) throws DOMException
      Description copied from class: StyleValue
      Attempts to change this value to match the supplied css text.

      In css4j, it is not recommended to set property values using this method.

      Specified by:
      setCssText in interface CSSValue
      setCssText in class StyleValue
      cssText - the text value.
      DOMException - SYNTAX_ERR: Raised if the specified CSS string value has a syntax error (according to the attached property) or is unparsable.
      INVALID_MODIFICATION_ERR: Raised if the specified CSS string value represents a different type of values than the values allowed by the CSS property.
      NO_MODIFICATION_ALLOWED_ERR: Raised if this value is read-only.
    • isSubproperty

      public boolean isSubproperty()
      Description copied from class: StyleValue
      Is this a subproperty that has been set by a shorthand?
      isSubproperty in class PrimitiveValue
      true if this a subproperty that has been set by a shorthand, false otherwise.
    • isSystemDefault

      public boolean isSystemDefault()
      Description copied from class: StyleValue
      Is this value a wildcard for a system-dependent default?

      If that is the case, it cannot be used to compute values.

      isSystemDefault in class StyleValue
      true if this is a placeholder for a system-dependent default, false otherwise.
    • equals

      public boolean equals(Object obj)
      equals in class PrimitiveValue
    • hashCode

      public int hashCode()
      hashCode in class PrimitiveValue
    • clone

      public SystemDefaultValue clone()
      Description copied from class: TypedValue
      Creates and returns a copy of this object.

      The object will be the same except for the subproperty flag, that will be disabled in the clone object.

      Specified by:
      clone in interface CSSValue
      Specified by:
      clone in class TypedValue
      a copy of this object.