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## java.awt
Class Button.AccessibleAWTButton

    java.lang.Object
      javax.accessibility.AccessibleContext
          java.awt.Component.AccessibleAWTComponent
              java.awt.Button.AccessibleAWTButton

All Implemented Interfaces:
  Serializable, AccessibleAction, AccessibleComponent, AccessibleValue

Enclosing class:
  Button

    protected class Button.AccessibleAWTButton

extends Component.AccessibleAWTComponent
implements AccessibleAction, AccessibleValue

This class implements accessibility support for the `Button` class. It provides an implementation of the Java Accessibility API appropriate to button user-interface elements.

See Also:
  Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class java.awt.Component.AccessibleAWTComponent
`Component.AccessibleAWTComponent.AccessibleAWTComponentHandler, Component.AccessibleAWTComponent.AccessibleAWTFocusHandler`

Field Summary

Fields inherited from class java.awt.Component.AccessibleAWTComponent
`accessibleAWTComponentHandler, accessibleAWTFocusHandler`

Fields inherited from class javax.accessibility.AccessibleContext
`ACCESSIBLE_ACTION_PROPERTY, ACCESSIBLE_ACTIVE_DESCENDANT_PROPERTY, ACCESSIBLE_CARET_PROPERTY, ACCESSIBLE_CHILD_PROPERTY, ACCESSIBLE_COMPONENT_BOUNDS_CHANGED, ACCESSIBLE_DESCRIPTION_PROPERTY, ACCESSIBLE_HYPERTEXT_OFFSET, ACCESSIBLE_INVALIDATE_CHILDREN, ACCESSIBLE_NAME_PROPERTY, ACCESSIBLE_SELECTION_PROPERTY, ACCESSIBLE_STATE_PROPERTY, ACCESSIBLE_TABLE_CAPTION_CHANGED, ACCESSIBLE_TABLE_COLUMN_DESCRIPTION_CHANGED, ACCESSIBLE_TABLE_COLUMN_HEADER_CHANGED, ACCESSIBLE_TABLE_MODEL_CHANGED, ACCESSIBLE_TABLE_ROW_DESCRIPTION_CHANGED, ACCESSIBLE_TABLE_ROW_HEADER_CHANGED, ACCESSIBLE_TABLE_SUMMARY_CHANGED, ACCESSIBLE_TEXT_ATTRIBUTES_CHANGED, ACCESSIBLE_TEXT_PROPERTY, ACCESSIBLE_VALUE_PROPERTY, ACCESSIBLE_VISIBLE_DATA_PROPERTY, accessibleDescription, accessibleName, accessibleParent`

Fields inherited from interface javax.accessibility.AccessibleAction
`DECREMENT, INCREMENT, TOGGLE_EXPAND`

Constructor Summary
`protected` | `Button.AccessibleAWTButton()`

Method Summary
`boolean` | `doAccessibleAction(int i)` Perform the specified Action on the object
`AccessibleAction` | `getAccessibleAction()` Get the AccessibleAction associated with this object.
`int` | `getAccessibleActionCount()` Returns the number of Actions available in this object.
`String` | `getAccessibleActionDescription(int i)` Return a description of the specified action of the object.
`String` | `getAccessibleName()` Get the accessible name of this object.
`AccessibleRole` | `getAccessibleRole()` Get the role of this object.
`AccessibleValue` | `getAccessibleValue()` Get the AccessibleValue associated with this object.
`Number` | `getCurrentAccessibleValue()` Get the value of this object as a Number.
`Number` | `getMaximumAccessibleValue()` Get the maximum value of this object as a Number.
`Number` | `getMinimumAccessibleValue()` Get the minimum value of this object as a Number.
`boolean` | `setCurrentAccessibleValue(Number n)` Set the value of this object as a Number.

Methods inherited from class java.awt.Component.AccessibleAWTComponent
`addFocusListener, addPropertyChangeListener, contains, getAccessibleAt, getAccessibleChild, getAccessibleChildrenCount, getAccessibleComponent, getAccessibleDescription, getAccessibleIndexInParent, getAccessibleParent, getAccessibleStateSet, getBackground, getBounds, getCursor, getFont, getFontMetrics, getForeground, getLocale, getLocation, getLocationOnScreen, getSize, isEnabled, isFocusTraversable, isShowing, isVisible, removeFocusListener, removePropertyChangeListener, requestFocus, setBackground, setBounds, setCursor, setEnabled, setFont, setForeground, setLocation, setSize, setVisible`

Methods inherited from class javax.accessibility.AccessibleContext
`firePropertyChange, getAccessibleEditableText, getAccessibleIcon, getAccessibleRelationSet, getAccessibleSelection, getAccessibleTable, getAccessibleText, setAccessibleDescription, setAccessibleName, setAccessibleParent`

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

Constructor Detail

### Button.AccessibleAWTButton

    protected Button.AccessibleAWTButton()

Method Detail

### getAccessibleName

    public String getAccessibleName()

  Get the accessible name of this object.

  Overrides:
    `getAccessibleName` in class `Component.AccessibleAWTComponent`
  Returns:
    the localized name of the object -- can be null if this object does not have a name
  See Also:
    `AccessibleContext.setAccessibleName(java.lang.String)`

### getAccessibleAction

    public AccessibleAction getAccessibleAction()

  Get the AccessibleAction associated with this object. In the implementation of the Java Accessibility API for this class, return this object, which is responsible for implementing the AccessibleAction interface on behalf of itself.

  Overrides:
    `getAccessibleAction` in class `AccessibleContext`
  Returns:
    this object
  See Also:
    `AccessibleAction`

### getAccessibleValue

    public AccessibleValue getAccessibleValue()

  Get the AccessibleValue associated with this object. In the implementation of the Java Accessibility API for this class, return this object, which is responsible for implementing the AccessibleValue interface on behalf of itself.

  Overrides:
    `getAccessibleValue` in class `AccessibleContext`
  Returns:
    this object
  See Also:
    `AccessibleValue`

### getAccessibleActionCount

    public int getAccessibleActionCount()

  Returns the number of Actions available in this object. The default behavior of a button is to have one action - toggle the button.

  Specified by:
    `getAccessibleActionCount` in interface `AccessibleAction`
  Returns:
    1, the number of Actions in this object

### getAccessibleActionDescription

    public String getAccessibleActionDescription(int i)

  Return a description of the specified action of the object.

  Specified by:
    `getAccessibleActionDescription` in interface `AccessibleAction`
  Parameters:
    `i` - zero-based index of the actions
  Returns:
    a String description of the action
  See Also:
    `AccessibleAction.getAccessibleActionCount()`

### doAccessibleAction

    public boolean doAccessibleAction(int i)

  Perform the specified Action on the object

  Specified by:
    `doAccessibleAction` in interface `AccessibleAction`
  Parameters:
    `i` - zero-based index of actions
  Returns:
    true if the the action was performed; else false.
  See Also:
    `AccessibleAction.getAccessibleActionCount()`

### getCurrentAccessibleValue

    public Number getCurrentAccessibleValue()

  Get the value of this object as a Number.

  Specified by:
    `getCurrentAccessibleValue` in interface `AccessibleValue`
  Returns:
    An Integer of 0 if this isn't selected or an Integer of 1 if this is selected.
  See Also:
    `AbstractButton.isSelected()`

### setCurrentAccessibleValue

    public boolean setCurrentAccessibleValue(Number n)

  Set the value of this object as a Number.

  Specified by:
    `setCurrentAccessibleValue` in interface `AccessibleValue`
  Returns:
    True if the value was set.
  See Also:
    `AccessibleValue.getCurrentAccessibleValue()`

### getMinimumAccessibleValue

    public Number getMinimumAccessibleValue()

  Get the minimum value of this object as a Number.

  Specified by:
    `getMinimumAccessibleValue` in interface `AccessibleValue`
  Returns:
    An Integer of 0.
  See Also:
    `AccessibleValue.getMaximumAccessibleValue()`

### getMaximumAccessibleValue

    public Number getMaximumAccessibleValue()

  Get the maximum value of this object as a Number.

  Specified by:
    `getMaximumAccessibleValue` in interface `AccessibleValue`
  Returns:
    An Integer of 0.
  See Also:
    `AccessibleValue.getMinimumAccessibleValue()`

### getAccessibleRole

    public AccessibleRole getAccessibleRole()

  Get the role of this object.

  Overrides:
    `getAccessibleRole` in class `Component.AccessibleAWTComponent`
  Returns:
    an instance of AccessibleRole describing the role of the object
  See Also:
    `AccessibleRole`

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For further API reference and developer documentation, see Java 2 SDK SE Developer Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples.

Copyright 2004 Sun Microsystems, Inc. All rights reserved. Use is subject to license terms. Also see the documentation redistribution policy.