Package com.openhtmltopdf.css.newmatch

Class Selector

  • public class Selector
extends java.lang.Object
    A Selector is really a chain of CSS selectors that all need to be valid for the selector to match.

    • Field Detail

      • chainedSelector

        private Selector chainedSelector

      • siblingSelector

        private Selector siblingSelector

      • _axis

        private int _axis

      • _name

        private java.lang.String _name

      • _namespaceURI

        private java.lang.String _namespaceURI

      • _pc

        private int _pc

      • _pe

        private java.lang.String _pe

      • _specificityB

        private int _specificityB

      • _specificityC

        private int _specificityC

      • _specificityD

        private int _specificityD

      • _pos

        private int _pos

      • conditions

        private java.util.List<Condition> conditions

      • selectorID

        private int selectorID
        Give each a unique ID to be able to create a key to internalize Matcher.Mappers

      • _ancestorSelector

        private Selector _ancestorSelector

      • selectorCount

        private static int selectorCount

    • Constructor Detail

      • Selector

        public Selector()

    • Method Detail

      • matches

        public boolean matches​(java.lang.Object e,
                       AttributeResolver attRes,
                       TreeResolver treeRes)
        Check if the given Element matches this selector. Note: the parser should give all class

      • matchesDynamic

        public boolean matchesDynamic​(java.lang.Object e,
                              AttributeResolver attRes,
                              TreeResolver treeRes)
        Check if the given Element matches this selector's dynamic properties. Note: the parser should give all class

      • addUnsupportedCondition

        public void addUnsupportedCondition()
        for unsupported or invalid CSS

      • addLinkCondition

        public void addLinkCondition()
        the CSS condition that element has pseudo-class :link

      • addFirstChildCondition

        public void addFirstChildCondition()
        the CSS condition that element has pseudo-class :first-child

      • addLastChildCondition

        public void addLastChildCondition()
        the CSS condition that element has pseudo-class :last-child

      • addNthChildCondition

        public void addNthChildCondition​(java.lang.String number)
        the CSS condition that element has pseudo-class :nth-child(an+b)

      • addEvenChildCondition

        public void addEvenChildCondition()
        the CSS condition that element has pseudo-class :even

      • addOddChildCondition

        public void addOddChildCondition()
        the CSS condition that element has pseudo-class :odd

      • addLangCondition

        public void addLangCondition​(java.lang.String lang)
        the CSS condition :lang(Xx)

      • addIDCondition

        public void addIDCondition​(java.lang.String id)
        the CSS condition #ID

      • addClassCondition

        public void addClassCondition​(java.lang.String className)
        the CSS condition .class

      • addAttributeExistsCondition

        public void addAttributeExistsCondition​(java.lang.String namespaceURI,
                                        java.lang.String name)
        the CSS condition [attribute]

      • addAttributeEqualsCondition

        public void addAttributeEqualsCondition​(java.lang.String namespaceURI,
                                        java.lang.String name,
                                        java.lang.String value)
        the CSS condition [attribute=value]

      • addAttributePrefixCondition

        public void addAttributePrefixCondition​(java.lang.String namespaceURI,
                                        java.lang.String name,
                                        java.lang.String value)
        the CSS condition [attribute^=value]

      • addAttributeSuffixCondition

        public void addAttributeSuffixCondition​(java.lang.String namespaceURI,
                                        java.lang.String name,
                                        java.lang.String value)
        the CSS condition [attribute$=value]

      • addAttributeSubstringCondition

        public void addAttributeSubstringCondition​(java.lang.String namespaceURI,
                                           java.lang.String name,
                                           java.lang.String value)
        the CSS condition [attribute*=value]

      • addAttributeMatchesListCondition

        public void addAttributeMatchesListCondition​(java.lang.String namespaceURI,
                                             java.lang.String name,
                                             java.lang.String value)
        the CSS condition [attribute~=value]

      • addAttributeMatchesFirstPartCondition

        public void addAttributeMatchesFirstPartCondition​(java.lang.String namespaceURI,
                                                  java.lang.String name,
                                                  java.lang.String value)
        the CSS condition [attribute|=value]

      • setPseudoClass

        public void setPseudoClass​(int pc)
        set which pseudoclasses must apply for this selector
        Parameters:
        pc - the values from AttributeResolver should be used. Once set they cannot be unset. Note that the pseudo-classes should be set one at a time, otherwise specificity of declaration becomes wrong.

      • setPseudoElement

        public void setPseudoElement​(java.lang.String pseudoElement)
        check if selector queries for dynamic properties
        Parameters:
        pseudoElement - The new pseudoElement value

      • isPseudoClass

        public boolean isPseudoClass​(int pc)
        query if a pseudoclass must apply for this selector
        Parameters:
        pc - the values from AttributeResolver should be used.
        Returns:
        The pseudoClass value

      • getPseudoElement

        public java.lang.String getPseudoElement()
        Gets the pseudoElement attribute of the Selector object
        Returns:
        The pseudoElement value

      • getChainedSelector

        public Selector getChainedSelector()
        get the next selector in the chain, for matching against elements along the appropriate axis
        Returns:
        The chainedSelector value

      • getRuleset

        public Ruleset getRuleset()
        get the Ruleset that this Selector is part of
        Returns:
        The ruleset value

      • getAxis

        public int getAxis()
        get the axis that this selector should be evaluated on
        Returns:
        The axis value

      • getSpecificityB

        public int getSpecificityB()
        The correct specificity value for this selector and its sibling-axis selectors

      • getSpecificityD

        public int getSpecificityD()
        The correct specificity value for this selector and its sibling-axis selectors

      • getSpecificityC

        public int getSpecificityC()
        The correct specificity value for this selector and its sibling-axis selectors

      • getOrder

        java.lang.String getOrder()
        returns "a number in a large base" with specificity and specification order of selector
        Returns:
        The order value

      • getAppropriateSibling

        java.lang.Object getAppropriateSibling​(java.lang.Object e,
                                       TreeResolver treeRes)
        Gets the appropriateSibling attribute of the Selector object
        Parameters:
        e - PARAM
        treeRes -
        Returns:
        The appropriateSibling value

      • addCondition

        private void addCondition​(Condition c)
        Adds a feature to the Condition attribute of the Selector object
        Parameters:
        c - The feature to be added to the Condition attribute

      • toCSS

        public void toCSS​(java.lang.StringBuilder sb,
                  java.util.Set<Selector> stopAt)
        Prints the selector chain to a StringBuilder, stopping when it hits a selector in the stopAt set. For example, given the selector 'body svg rect' and the stop set contains 'svg' then this will print 'rect' to the builder. This method is used to recreate CSS selectors to pass to SVG or other plugins. FIXME: Does not handle sibling selector.

      • getElementStylingOrder

        static java.lang.String getElementStylingOrder()
        Gets the elementStylingOrder attribute of the Selector class
        Returns:
        The elementStylingOrder value

      • getSelectorID

        public int getSelectorID()

      • setName

        public void setName​(java.lang.String name)

      • setPos

        public void setPos​(int pos)

      • setParent

        public void setParent​(Ruleset ruleset)

      • setAxis

        public void setAxis​(int axis)

      • setSpecificityB

        public void setSpecificityB​(int b)

      • setSpecificityC

        public void setSpecificityC​(int c)

      • setSpecificityD

        public void setSpecificityD​(int d)

      • setChainedSelector

        public void setChainedSelector​(Selector selector)

      • setSiblingSelector

        public void setSiblingSelector​(Selector selector)

      • setNamespaceURI

        public void setNamespaceURI​(java.lang.String namespaceURI)

      • setAncestorSelector

        public void setAncestorSelector​(Selector ancestor)

      • getAncestorSelector

        public Selector getAncestorSelector()

      • toString

        public java.lang.String toString()
        For debugging, prints the entire selector chain. FIXME: Does not handle sibling selectors.
        Overrides:
        toString in class java.lang.Object