Edit C:\Program Files\Java\jdk1.8.0_121\javafx\css\PseudoClass.java
/* * Copyright (c) 2011, 2014, Oracle and/or its affiliates. All rights reserved. * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms. * * * * * * * * * * * * * * * * * * * * */ package javafx.css; import com.sun.javafx.css.PseudoClassState; /** * PseudoClass represents one unique pseudo-class state. Introducing a * pseudo-class into a JavaFX class only requires that the method * {@link javafx.scene.Node#pseudoClassStateChanged(javafx.css.PseudoClass, boolean)} * be called when the pseudo-class state changes. Typically, the * {@code pseudoClassStateChanged} method is called from the * {@code protected void invalidated()} method of one of the property base * classes in the {@code javafx.beans.property} package. * <p> * Note that if a node has a default pseudo-class state, a horizontal orientation * for example, {@code pseudoClassStateChanged} should be called from the * constructor to set the initial state. * <p> * The following example would allow "xyzzy" to be used as a * pseudo-class in a CSS selector. * <code> * <pre> * public boolean isMagic() { * return magic.get(); * } * * public BooleanProperty magicProperty() { * return magic; * } * * public BooleanProperty magic = * new BooleanPropertyBase(false) { * * {@literal @}Override protected void invalidated() { * pseudoClassStateChanged(MAGIC_PSEUDO_CLASS. get()); * } * * {@literal @}Override public Object getBean() { * return MyControl.this; * } * * {@literal @}Override public String getName() { * return "magic"; * } * } * * private static final PseudoClass * MAGIC_PSEUDO_CLASS = PseudoClass.getPseudoClass("xyzzy"); * </pre> * </code> * @since JavaFX 8.0 */ public abstract class PseudoClass { /** * There is only one PseudoClass instance for a given pseudoClass. * @return The PseudoClass for the given pseudoClass. Will not return null. * @throws IllegalArgumentException if pseudoClass parameter is null or an empty String */ public static PseudoClass getPseudoClass(String pseudoClass) { return PseudoClassState.getPseudoClass(pseudoClass); } /** @return the pseudo-class state */ abstract public String getPseudoClassName(); }
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