javafx.css.Styleable Maven / Gradle / Ivy

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package javafx.css;

import java.util.List;

import javafx.collections.ObservableList;
import javafx.collections.ObservableSet;

/** 
 * Styleable comprises the minimal interface required for an object to be 
 * styled by CSS.
 * @since JavaFX 8.0
 */
public interface Styleable { 

    /** 
     * The type of this {@code Styleable} that is to be used in selector matching. 
     * This is analogous to an "element" in HTML. 
     * (CSS Type Selector). 
     */ 
    String getTypeSelector(); 

    /** 
     * The id of this {@code Styleable}. This simple string identifier is useful for 
     * finding a specific Node within the scene graph. While the id of a Node 
     * should be unique within the scene graph, this uniqueness is not enforced. 
     * This is analogous to the "id" attribute on an HTML element 
     * (CSS ID Specification). 
     *  
     * For example, if a Node is given the id of "myId", then the lookup method can 
     * be used to find this node as follows: scene.lookup("#myId");. 
     *  
     */ 
    String getId(); 

    /** 
     * A list of String identifiers which can be used to logically group 
     * Nodes, specifically for an external style engine. This variable is 
     * analogous to the "class" attribute on an HTML element and, as such, 
     * each element of the list is a style class to which this Node belongs. 
     * 
     * @see CSS3 class selectors 
     */ 
   ObservableList getStyleClass(); 

    /** 
     * A string representation of the CSS style associated with this 
     * specific {@code Node}. This is analogous to the "style" attribute of an 
     * HTML element. Note that, like the HTML style attribute, this 
     * variable contains style properties and values and not the 
     * selector portion of a style rule. 
     */ 
   String getStyle(); 
     
    /**
     * The CssMetaData of this Styleable. This may be returned as
     * an unmodifiable list.
     *
     */
     
    List> getCssMetaData(); 
            
    /** 
     * Return the parent of this Styleable, or null if there is no parent. 
     */ 
    Styleable getStyleableParent();

    /**
     * Return the pseudo-class state of this Styleable. CSS assumes this set is read-only.
     */
    ObservableSet getPseudoClassStates();
     
}