Module javafx.graphics
Package javafx.css

Class Selector

java.lang.Object
javafx.css.Selector
Direct Known Subclasses:
CompoundSelector, SimpleSelector
public abstract class Selector extends Object
Used by CSSRule to determine whether or not the Selector applies to a given object.
Since:
9

  • Method Details

    • getRule

      public Rule getRule()
      Gets the Rule of this Selector.
      Returns:
      rule

    • setOrdinal

      public void setOrdinal(int ordinal)
      Sets the ordinal of this Selector.
      Parameters:
      ordinal - the ordinal of this Selector

    • getOrdinal

      public int getOrdinal()
      Gets the ordinal of this Selector.
      Returns:
      the ordinal of this Selector

    • createMatch

      public abstract Match createMatch()
      Creates a Match.
      Returns:
      a match, never null

    • applies

      public abstract boolean applies(Styleable styleable)
      Gets whether this Selector applies to the given Styleable.
      Parameters:
      styleable - the Styleable to match
      Returns:
      true if this Selector applies to the given Styleable

    • applies

      public abstract boolean applies(Styleable styleable, Set<PseudoClass>[] triggerStates, int depth)
      Gets whether this Selector applies to the given Styleable. It is the same as the applies(javafx.css.Styleable) method except it also returns PseudoClass state that it finds along the way.
      Parameters:
      styleable - the Styleable to match
      triggerStates - a set of PseudoClass states
      depth - depth of the Node heirarchy to look for
      Returns:
      true if this Selector and a set of PseudoClass applies to the given Styleable

    • stateMatches

      public abstract boolean stateMatches(Styleable styleable, Set<PseudoClass> state)
      Determines whether the current state of the Node and its parents matches the pseudo-classes defined (if any) for this selector.
      Parameters:
      styleable - the styleable
      state - the state
      Returns:
      true if the current state of the node and its parents matches the pseudo-classes defined (if any) for this selector

    • writeBinary

      protected void writeBinary(DataOutputStream os, StyleConverter.StringStore stringStore) throws IOException
      Writes Selector data in binary form to given DataOutputStream.
      Parameters:
      os - DataOutputStream to write Selector data to
      stringStore - unused
      Throws:
      IOException - if writing to DataOutputStream fails

    • createSelector

      public static Selector createSelector(String cssSelector)
      Creates a Selector object.
      Parameters:
      cssSelector - CSS selector string
      Returns:
      a Selector