Attribute (Google Web Toolkit Javadoc)

java.lang.Object
- com.google.gwt.aria.client.Attribute<T>

Type Parameters:
T - The attribute value type

Direct Known Subclasses:

AriaValueAttribute, PrimitiveValueAttribute
```
public abstract class Attribute<T>
extends java.lang.Object
```
Class representing ARIA state/property attribute. Contains methods for setting, getting, removing ARIA attributes for an HTML Element.

For more details about ARIA states and properties check the W3C ARIA documentation Supported States and Properties .

Field Summary

Fields
Modifier and Type Field and Description

protected java.lang.String defaultValue

protected java.lang.String name

Fields
Modifier and Type	Field and Description
`protected java.lang.String`	`defaultValue`
`protected java.lang.String`	`name`

Constructor Summary

Constructors
Constructor and Description
`Attribute(java.lang.String name)` Constructs a state/property ARIA attribute with name `name` and null default value.
`Attribute(java.lang.String name, java.lang.String defaultValue)` Constructs a state/property ARIA attribute with name `name` and `defaultValue`.

Method Summary

Methods
Modifier and Type	Method and Description
`java.lang.String`	`get(Element element)` Gets the HTML attribute value for the attribute with name `name` for element `element`
`java.lang.String`	`getName()` Gets the property/state name
`protected abstract java.lang.String`	`getSingleValue(T value)` Gets the string representation of `value` to be set as an attribute value to an HTML element.
`void`	`remove(Element element)` Removes the state/property attribute for element `element`.
`void`	`set(Element element, T... values)` Sets the state/property `value` for the HTML element `element`.
`void`	`setDefault(Element element)` Sets the state/property value to the defaultValue if not null.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - name
```
protected final java.lang.String name
```
  - defaultValue
```
protected java.lang.String defaultValue
```
- Constructor Detail
  - Attribute
```
public Attribute(java.lang.String name,
         java.lang.String defaultValue)
```
    Constructs a state/property ARIA attribute with name name and defaultValue.
    
    Parameters:
    name - State/Property name
    defaultValue - Default values
  - Attribute
```
public Attribute(java.lang.String name)
```
    Constructs a state/property ARIA attribute with name name and null default value.
    
    Parameters:
    name - State/Property name
- Method Detail
  - get
```
public java.lang.String get(Element element)
```
    Gets the HTML attribute value for the attribute with name name for element element
    
    Parameters:
    element - HTML element
    
    Returns:
    The attribute value for element
  - getName
```
public java.lang.String getName()
```
    Gets the property/state name
    
    Returns:
    The attribute name
  - remove
```
public void remove(Element element)
```
    Removes the state/property attribute for element element.
    
    Parameters:
    element - HTM element
  - set
```
public void set(Element element,
       T... values)
```
    Sets the state/property value for the HTML element element.
    
    Parameters:
    element - HTML element
    values - Attribute value
  - setDefault
```
public void setDefault(Element element)
```
    Sets the state/property value to the defaultValue if not null. If a list of default values is set, every default value is converted to string and the string values are concatenated in a string token list. There is an assertion checking whether the default is null. Note that the asserts are enabled during development and testing but they will be stripped in production mode.
    
    Parameters:
    element - HTML element
  - getSingleValue
```
protected abstract java.lang.String getSingleValue(T value)
```
    Gets the string representation of value to be set as an attribute value to an HTML element.
    
    Parameters:
    value - The item to be stringified
    
    Returns:
    the stringified representation of value

Class Attribute<T>

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

name

defaultValue

Constructor Detail

Attribute

Attribute

Method Detail

get

getName

remove

set

setDefault

getSingleValue