javafx.css

Class StyleConverter<F,T>

java.lang.Object

javafx.css.StyleConverter<F,T>

Direct Known Subclasses:

com.sun.javafx.css.StyleConverterImpl

public class StyleConverter<F,T>
extends Object

Converter converts ParsedValue&tl;F,T> from type F to type T. the CssMetaData API requires a StyleConverter which is used when computing a value for the StyleableProperty. There are a number of predefined converters which are accessible by the static methods of this class.

Since:

JavaFX 8.0

See Also:

ParsedValue, StyleableProperty

Constructor Summary

Constructors

Constructor and Description
StyleConverter()

Method Summary

Modifier and Type	Method and Description
T	convert(ParsedValue<F,T> value, Font font) Convert from the parsed CSS value to the target property type.
static StyleConverter<String,Boolean>	getBooleanConverter()
static StyleConverter<String,Color>	getColorConverter()
static StyleConverter<ParsedValue[],Effect>	getEffectConverter()
static <E extends Enum<E>> StyleConverter<String,? extends Enum<?>>	getEnumConverter(Class<E> enumClass)
static StyleConverter<ParsedValue[],Font>	getFontConverter()
static StyleConverter<ParsedValue[],Insets>	getInsetsConverter()
static StyleConverter<ParsedValue<?,Paint>,Paint>	getPaintConverter()
static StyleConverter<?,Number>	getSizeConverter() CSS length and number values are parsed into a Size object that is converted to a Number before the value is applied.
static StyleConverter<String,String>	getStringConverter() A converter for quoted strings which may have embedded unicode characters.
static StyleConverter<ParsedValue[],String>	getUrlConverter() A converter for URL strings.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

StyleConverter

public StyleConverter()

Method Detail

convert

public T convert(ParsedValue<F,T> value,
                 Font font)

Convert from the parsed CSS value to the target property type.

Parameters:

value - The ParsedValue to convert

font - The Font to use when converting a relative value.

getBooleanConverter

public static StyleConverter<String,Boolean> getBooleanConverter()

Returns:

A StyleConverter that converts "true" or "false" to Boolean

See Also:

Boolean.valueOf(java.lang.String)

getColorConverter

public static StyleConverter<String,Color> getColorConverter()

Returns:

A StyleConverter that converts a String representation of a web color to a Color

See Also:

Color.web(java.lang.String)

getEffectConverter

public static StyleConverter<ParsedValue[],Effect> getEffectConverter()

Returns:

A StyleConverter that converts a parsed representation of an Effect to an Effect

See Also:

Effect

getEnumConverter

public static <E extends Enum<E>> StyleConverter<String,? extends Enum<?>> getEnumConverter(Class<E> enumClass)

Returns:

A StyleConverter that converts a String representation of an Enum to an Enum

See Also:

Enum.valueOf(java.lang.Class, java.lang.String)

getFontConverter

public static StyleConverter<ParsedValue[],Font> getFontConverter()

Returns:

A StyleConverter that converts a parsed representation of a Font to an Font.

See Also:

Font.font(java.lang.String, javafx.scene.text.FontWeight, javafx.scene.text.FontPosture, double)

getInsetsConverter

public static StyleConverter<ParsedValue[],Insets> getInsetsConverter()

Returns:

A StyleConverter that converts a [<length> | <percentage>]{1,4} to an Insets.

getPaintConverter

public static StyleConverter<ParsedValue<?,Paint>,Paint> getPaintConverter()

Returns:

A StyleConverter that converts a parsed representation of a Paint to a Paint.

getSizeConverter

public static StyleConverter<?,Number> getSizeConverter()

CSS length and number values are parsed into a Size object that is converted to a Number before the value is applied. If the property is a Number type other than Double, the set method of (CssMetaData can be over-ridden to convert the Number to the correct type. For example, if the property is an IntegerProperty:

      @Override public void set(MyNode node, Number value, Origin origin) {
         if (value != null) {
             super.set(node, value.intValue(), origin);
         } else {
             super.set(node, value, origin);
         }
     }
 

Returns:

A StyleConverter that converts a parsed representation of a CSS length or number value to a Number that is an instance of Double.

getStringConverter

public static StyleConverter<String,String> getStringConverter()

A converter for quoted strings which may have embedded unicode characters.

Returns:

A StyleConverter that converts a representation of a CSS string value to a String.

getUrlConverter

public static StyleConverter<ParsedValue[],String> getUrlConverter()

A converter for URL strings.

Returns:

A StyleConverter that converts a representation of a CSS URL value to a String.