java.awt.Checkbox.AccessibleAWTCheckbox

All Implemented Interfaces:: ItemListener, Serializable, EventListener, AccessibleAction, AccessibleComponent, AccessibleValue

Enclosing class:: Checkbox

protected class Checkbox.AccessibleAWTCheckbox extends Component.AccessibleAWTComponent implements ItemListener, AccessibleAction, AccessibleValue

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

Since:

1.3

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces declared in class java.awt.Component.AccessibleAWTComponent
Component.AccessibleAWTComponent.AccessibleAWTComponentHandler, Component.AccessibleAWTComponent.AccessibleAWTFocusHandler
Field Summary

Fields declared in class java.awt.Component.AccessibleAWTComponent
accessibleAWTComponentHandler, accessibleAWTFocusHandler

Fields declared in 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 declared in interface javax.accessibility.AccessibleAction
CLICK, DECREMENT, INCREMENT, TOGGLE_EXPAND, TOGGLE_POPUP
Constructor Summary

Constructors

Constructor

Description

AccessibleAWTCheckbox()

Constructor for AccessibleAWTCheckbox
Method Summary

Modifier and Type

Method

Description

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.

AccessibleRole

getAccessibleRole()

Get the role of this object.

AccessibleStateSet

getAccessibleStateSet()

Get the state set 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.

void

itemStateChanged(ItemEvent e)

Fire accessible property change events when the state of the toggle button changes.

boolean

setCurrentAccessibleValue(Number n)

Set the value of this object as a Number.

Methods declared in class java.awt.Component.AccessibleAWTComponent
addFocusListener, addPropertyChangeListener, contains, getAccessibleAt, getAccessibleChild, getAccessibleChildrenCount, getAccessibleComponent, getAccessibleDescription, getAccessibleIndexInParent, getAccessibleName, getAccessibleParent, 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 declared in class javax.accessibility.AccessibleContext
firePropertyChange, getAccessibleEditableText, getAccessibleIcon, getAccessibleRelationSet, getAccessibleSelection, getAccessibleTable, getAccessibleText, setAccessibleDescription, setAccessibleName, setAccessibleParent

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

Constructor Details
- AccessibleAWTCheckbox
  
  public AccessibleAWTCheckbox()
  
  Constructor for AccessibleAWTCheckbox
Method Details
- itemStateChanged
  
  public void itemStateChanged(ItemEvent e)
  
  Fire accessible property change events when the state of the toggle button changes.
  
  Specified by:
  
  itemStateChanged in interface ItemListener
  
  Parameters:
  
  e - the event to be processed
- 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. If there is more than one, the first one is the "default" action.
  
  Specified by:
  
  getAccessibleActionCount in interface AccessibleAction
  
  Returns:
  
  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 action was performed; else false.
  
  See Also:
  
  AccessibleAction.getAccessibleActionCount()
- getCurrentAccessibleValue
  
  public Number getCurrentAccessibleValue()
  
  Get the value of this object as a Number. If the value has not been set, the return value will be null.
  Specified by:
  
  getCurrentAccessibleValue in interface AccessibleValue
  
  Returns:
  
  value of the object
  
  See Also:
  
  setCurrentAccessibleValue(java.lang.Number)
- setCurrentAccessibleValue
  
  public boolean setCurrentAccessibleValue(Number n)
  
  Set the value of this object as a Number.
  Specified by:
  
  setCurrentAccessibleValue in interface AccessibleValue
  
  Parameters:
  
  n - the number to use for the value
  
  Returns:
  
  True if the value was set; else False
  
  See Also:
  
  getCurrentAccessibleValue()
- getMinimumAccessibleValue
  
  public Number getMinimumAccessibleValue()
  
  Get the minimum value of this object as a Number.
  Specified by:
  
  getMinimumAccessibleValue in interface AccessibleValue
  
  Returns:
  
  Minimum value of the object; null if this object does not have a minimum value
  
  See Also:
  
  getMaximumAccessibleValue()
- getMaximumAccessibleValue
  
  public Number getMaximumAccessibleValue()
  
  Get the maximum value of this object as a Number.
  Specified by:
  
  getMaximumAccessibleValue in interface AccessibleValue
  
  Returns:
  
  Maximum value of the object; null if this object does not have a maximum value
  
  See Also:
  
  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
- getAccessibleStateSet
  
  public AccessibleStateSet getAccessibleStateSet()
  
  Get the state set of this object.
  Overrides:
  
  getAccessibleStateSet in class Component.AccessibleAWTComponent
  
  Returns:
  
  an instance of AccessibleState containing the current state of the object
  
  See Also:
  
  AccessibleState

Class Checkbox.AccessibleAWTCheckbox

Nested Class Summary

Nested classes/interfaces declared in class java.awt.Component.AccessibleAWTComponent

Field Summary

Fields declared in class java.awt.Component.AccessibleAWTComponent

Fields declared in class javax.accessibility.AccessibleContext

Fields declared in interface javax.accessibility.AccessibleAction

Constructor Summary

Method Summary

Methods declared in class java.awt.Component.AccessibleAWTComponent

Methods declared in class javax.accessibility.AccessibleContext

Methods declared in class java.lang.Object

Constructor Details

AccessibleAWTCheckbox

Method Details

itemStateChanged

getAccessibleAction

getAccessibleValue

getAccessibleActionCount

getAccessibleActionDescription

doAccessibleAction

getCurrentAccessibleValue

setCurrentAccessibleValue

getMinimumAccessibleValue

getMaximumAccessibleValue

getAccessibleRole

getAccessibleStateSet