Java™ Platform
Standard Ed. 6

java.awt
Class MenuItem.AccessibleAWTMenuItem

java.lang.Object
  extended by javax.accessibility.AccessibleContext
      extended by java.awt.MenuComponent.AccessibleAWTMenuComponent
          extended by java.awt.MenuItem.AccessibleAWTMenuItem
All Implemented Interfaces:
Serializable, AccessibleAction, AccessibleComponent, AccessibleSelection, AccessibleValue
Direct Known Subclasses:
CheckboxMenuItem.AccessibleAWTCheckboxMenuItem, Menu.AccessibleAWTMenu
Enclosing class:
MenuItem

protected class MenuItem.AccessibleAWTMenuItem
extends MenuComponent.AccessibleAWTMenuComponent
implements AccessibleAction, AccessibleValue

Inner class of MenuItem used to provide default support for accessibility. This class is not meant to be used directly by application developers, but is instead meant only to be subclassed by menu component developers.

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

Since:
1.3
See Also:
Serialized Form

Field Summary
 
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
CLICK, DECREMENT, INCREMENT, TOGGLE_EXPAND, TOGGLE_POPUP
 
Constructor Summary
protected MenuItem.AccessibleAWTMenuItem()
           
 
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.MenuComponent.AccessibleAWTMenuComponent
addAccessibleSelection, addFocusListener, clearAccessibleSelection, contains, getAccessibleAt, getAccessibleChild, getAccessibleChildrenCount, getAccessibleComponent, getAccessibleDescription, getAccessibleIndexInParent, getAccessibleParent, getAccessibleSelection, getAccessibleSelection, getAccessibleSelectionCount, getAccessibleStateSet, getBackground, getBounds, getCursor, getFont, getFontMetrics, getForeground, getLocale, getLocation, getLocationOnScreen, getSize, isAccessibleChildSelected, isEnabled, isFocusTraversable, isShowing, isVisible, removeAccessibleSelection, removeFocusListener, requestFocus, selectAllAccessibleSelection, setBackground, setBounds, setCursor, setEnabled, setFont, setForeground, setLocation, setSize, setVisible
 
Methods inherited from class javax.accessibility.AccessibleContext
addPropertyChangeListener, firePropertyChange, getAccessibleEditableText, getAccessibleIcon, getAccessibleRelationSet, getAccessibleTable, getAccessibleText, removePropertyChangeListener, setAccessibleDescription, setAccessibleName, setAccessibleParent
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

MenuItem.AccessibleAWTMenuItem

protected MenuItem.AccessibleAWTMenuItem()
Method Detail

getAccessibleName

public String getAccessibleName()
Get the accessible name of this object.

Overrides:
getAccessibleName in class MenuComponent.AccessibleAWTMenuComponent
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)

getAccessibleRole

public AccessibleRole getAccessibleRole()
Get the role of this object.

Overrides:
getAccessibleRole in class MenuComponent.AccessibleAWTMenuComponent
Returns:
an instance of AccessibleRole describing the role of the object
See Also:
AccessibleRole

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 menu item is to have one action.

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 action was performed; otherwise 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()

Java™ Platform
Standard Ed. 6

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