Class CheckboxMenuItem.AccessibleAWTCheckboxMenuItem

java.lang.Object

javax.accessibility.AccessibleContext

java.awt.MenuComponent.AccessibleAWTMenuComponent

java.awt.MenuItem.AccessibleAWTMenuItem

java.awt.CheckboxMenuItem.AccessibleAWTCheckboxMenuItem

All Implemented Interfaces:

Serializable, AccessibleAction, AccessibleComponent, AccessibleSelection, AccessibleValue

Enclosing class:

CheckboxMenuItem

protected class CheckboxMenuItem.AccessibleAWTCheckboxMenuItem
extends MenuItem.AccessibleAWTMenuItem
implements AccessibleAction, AccessibleValue

Inner class of CheckboxMenuItem 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 CheckboxMenuItem class. It provides an implementation of the Java Accessibility API appropriate to checkbox menu item user-interface elements.

Since:

1.3

See Also:

• Serialized Form

Field Summary

Fields declared in class 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

Modifier and Type	Field	Description
static final String	ACCESSIBLE_ACTION_PROPERTY	Constant used to indicate that the supported set of actions has changed.
static final String	ACCESSIBLE_ACTIVE_DESCENDANT_PROPERTY	Constant used to determine when the active descendant of a component has changed.
static final String	ACCESSIBLE_CARET_PROPERTY	Constant used to determine when the accessibleText caret has changed.
static final String	ACCESSIBLE_CHILD_PROPERTY	Constant used to determine when Accessible children are added/removed from the object.
static final String	ACCESSIBLE_COMPONENT_BOUNDS_CHANGED	PropertyChangeEvent which indicates that a change has occurred in a component's bounds.
static final String	ACCESSIBLE_DESCRIPTION_PROPERTY	Constant used to determine when the AccessibleContext.accessibleDescription property has changed.
static final String	ACCESSIBLE_HYPERTEXT_OFFSET	Constant used to indicate that a hypertext element has received focus.
static final String	ACCESSIBLE_INVALIDATE_CHILDREN	PropertyChangeEvent which indicates that a significant change has occurred to the children of a component like a tree or text.
static final String	ACCESSIBLE_NAME_PROPERTY	Constant used to determine when the AccessibleContext.accessibleName property has changed.
static final String	ACCESSIBLE_SELECTION_PROPERTY	Constant used to determine when the accessibleSelection has changed.
static final String	ACCESSIBLE_STATE_PROPERTY	Constant used to determine when the accessibleStateSet property has changed.
static final String	ACCESSIBLE_TABLE_CAPTION_CHANGED	Constant used to indicate that the table caption has changed.
static final String	ACCESSIBLE_TABLE_COLUMN_DESCRIPTION_CHANGED	Constant used to indicate that the column description has changed.
static final String	ACCESSIBLE_TABLE_COLUMN_HEADER_CHANGED	Constant used to indicate that the column header has changed.
static final String	ACCESSIBLE_TABLE_MODEL_CHANGED	Constant used to indicate that table data has changed.
static final String	ACCESSIBLE_TABLE_ROW_DESCRIPTION_CHANGED	Constant used to indicate that the row description has changed.
static final String	ACCESSIBLE_TABLE_ROW_HEADER_CHANGED	Constant used to indicate that the row header has changed.
static final String	ACCESSIBLE_TABLE_SUMMARY_CHANGED	Constant used to indicate that the table summary has changed.
static final String	ACCESSIBLE_TEXT_ATTRIBUTES_CHANGED	PropertyChangeEvent which indicates that text attributes have changed.
static final String	ACCESSIBLE_TEXT_PROPERTY	PropertyChangeEvent which indicates that text has changed.
static final String	ACCESSIBLE_VALUE_PROPERTY	Constant used to determine when the accessibleValue property has changed.
static final String	ACCESSIBLE_VISIBLE_DATA_PROPERTY	Constant used to determine when the visual appearance of the object has changed.
protected String	accessibleDescription	A localized String containing the description of the object.
protected String	accessibleName	A localized String containing the name of the object.
protected Accessible	accessibleParent	The accessible parent of this object.

Fields declared in interface AccessibleAction

CLICK, DECREMENT, INCREMENT, TOGGLE_EXPAND, TOGGLE_POPUP

Modifier and Type	Field	Description
static final String	CLICK	An action which causes a component to execute its default action.
static final String	DECREMENT	An action which decrements a value.
static final String	INCREMENT	An action which increments a value.
static final String	TOGGLE_EXPAND	An action which causes a tree node to collapse if expanded and expand if collapsed.
static final String	TOGGLE_POPUP	An action which causes a popup to become visible if it is hidden and hidden if it is visible.

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	AccessibleAWTCheckboxMenuItem()	Constructs an AccessibleAWTCheckboxMenuItem.

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.
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 declared in class MenuItem.AccessibleAWTMenuItem

getAccessibleName

Modifier and Type	Method	Description
String	getAccessibleName()	Get the accessible name of this object.

Methods declared in class 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

Modifier and Type	Method	Description
void	addAccessibleSelection(int i)	Adds the specified Accessible child of the object to the object's selection.
void	addFocusListener(FocusListener l)	Adds the specified focus listener to receive focus events from this component.
void	clearAccessibleSelection()	Clears the selection in the object, so that no children in the object are selected.
boolean	contains(Point p)	Checks whether the specified point is within this object's bounds, where the point's x and y coordinates are defined to be relative to the coordinate system of the object.
Accessible	getAccessibleAt(Point p)	Returns the Accessible child, if one exists, contained at the local coordinate Point.
Accessible	getAccessibleChild(int i)	Returns the nth Accessible child of the object.
int	getAccessibleChildrenCount()	Returns the number of accessible children in the object.
AccessibleComponent	getAccessibleComponent()	Gets the AccessibleComponent associated with this object if one exists.
String	getAccessibleDescription()	Gets the accessible description of this object.
int	getAccessibleIndexInParent()	Gets the index of this object in its accessible parent.
Accessible	getAccessibleParent()	Gets the Accessible parent of this object.
AccessibleSelection	getAccessibleSelection()	Gets the AccessibleSelection associated with this object which allows its Accessible children to be selected.
Accessible	getAccessibleSelection(int i)	Returns an Accessible representing the specified selected child in the object.
int	getAccessibleSelectionCount()	Returns the number of Accessible children currently selected.
AccessibleStateSet	getAccessibleStateSet()	Gets the state of this object.
Color	getBackground()	Gets the background color of this object.
Rectangle	getBounds()	Gets the bounds of this object in the form of a Rectangle object.
Cursor	getCursor()	Gets the Cursor of this object.
Font	getFont()	Gets the Font of this object.
FontMetrics	getFontMetrics(Font f)	Gets the FontMetrics of this object.
Color	getForeground()	Gets the foreground color of this object.
Locale	getLocale()	Returns the locale of this object.
Point	getLocation()	Gets the location of the object relative to the parent in the form of a point specifying the object's top-left corner in the screen's coordinate space.
Point	getLocationOnScreen()	Returns the location of the object on the screen.
Dimension	getSize()	Returns the size of this object in the form of a Dimension object.
boolean	isAccessibleChildSelected(int i)	Determines if the current child of this object is selected.
boolean	isEnabled()	Determines if the object is enabled.
boolean	isFocusTraversable()	Returns whether this object can accept focus or not.
boolean	isShowing()	Determines if the object is showing.
boolean	isVisible()	Determines if the object is visible.
void	removeAccessibleSelection(int i)	Removes the specified child of the object from the object's selection.
void	removeFocusListener(FocusListener l)	Removes the specified focus listener so it no longer receives focus events from this component.
void	requestFocus()	Requests focus for this object.
void	selectAllAccessibleSelection()	Causes every child of the object to be selected if the object supports multiple selections.
void	setBackground(Color c)	Sets the background color of this object.
void	setBounds(Rectangle r)	Sets the bounds of this object in the form of a Rectangle object.
void	setCursor(Cursor cursor)	Sets the Cursor of this object.
void	setEnabled(boolean b)	Sets the enabled state of the object.
void	setFont(Font f)	Sets the Font of this object.
void	setForeground(Color c)	Sets the foreground color of this object.
void	setLocation(Point p)	Sets the location of the object relative to the parent.
void	setSize(Dimension d)	Resizes this object.
void	setVisible(boolean b)	Sets the visible state of the object.

Methods declared in class AccessibleContext

addPropertyChangeListener, firePropertyChange, getAccessibleEditableText, getAccessibleIcon, getAccessibleRelationSet, getAccessibleTable, getAccessibleText, removePropertyChangeListener, setAccessibleDescription, setAccessibleName, setAccessibleParent

Modifier and Type	Method	Description
void	addPropertyChangeListener(PropertyChangeListener listener)	Adds a PropertyChangeListener to the listener list.
void	firePropertyChange(String propertyName, Object oldValue, Object newValue)	Support for reporting bound property changes.
AccessibleEditableText	getAccessibleEditableText()	Gets the AccessibleEditableText associated with this object presenting editable text on the display.
AccessibleIcon[]	getAccessibleIcon()	Gets the AccessibleIcons associated with an object that has one or more associated icons.
AccessibleRelationSet	getAccessibleRelationSet()	Gets the AccessibleRelationSet associated with an object.
AccessibleTable	getAccessibleTable()	Gets the AccessibleTable associated with an object.
AccessibleText	getAccessibleText()	Gets the AccessibleText associated with this object presenting text on the display.
void	removePropertyChangeListener(PropertyChangeListener listener)	Removes a PropertyChangeListener from the listener list.
void	setAccessibleDescription(String s)	Sets the accessible description of this object.
void	setAccessibleName(String s)	Sets the localized accessible name of this object.
void	setAccessibleParent(Accessible a)	Sets the Accessible parent of this object.

Methods declared in class Object

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

Modifier and Type	Method	Description
protected Object	clone()	Creates and returns a copy of this object.
boolean	equals(Object obj)	Indicates whether some other object is "equal to" this one.
protected void	finalize()	Deprecated, for removal: This API element is subject to removal in a future version. Finalization is deprecated and subject to removal in a future release.
final Class<?>	getClass()	Returns the runtime class of this Object.
int	hashCode()	Returns a hash code value for this object.
final void	notify()	Wakes up a single thread that is waiting on this object's monitor.
final void	notifyAll()	Wakes up all threads that are waiting on this object's monitor.
String	toString()	Returns a string representation of the object.
final void	wait()	Causes the current thread to wait until it is awakened, typically by being notified or interrupted.
final void	wait(long timeoutMillis)	Causes the current thread to wait until it is awakened, typically by being notified or interrupted, or until a certain amount of real time has elapsed.
final void	wait(long timeoutMillis, int nanos)	Causes the current thread to wait until it is awakened, typically by being notified or interrupted, or until a certain amount of real time has elapsed.

Constructor Details

AccessibleAWTCheckboxMenuItem

protected AccessibleAWTCheckboxMenuItem()

Constructs an AccessibleAWTCheckboxMenuItem.

Method Details

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 MenuItem.AccessibleAWTMenuItem

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 MenuItem.AccessibleAWTMenuItem

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

Overrides:

getAccessibleActionCount in class MenuItem.AccessibleAWTMenuItem

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

Overrides:

getAccessibleActionDescription in class MenuItem.AccessibleAWTMenuItem

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

Overrides:

doAccessibleAction in class MenuItem.AccessibleAWTMenuItem

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. If the value has not been set, the return value will be null.

Specified by:

getCurrentAccessibleValue in interface AccessibleValue

Overrides:

getCurrentAccessibleValue in class MenuItem.AccessibleAWTMenuItem

Returns:

value of the object

See Also:

• setCurrentAccessibleValue(Number)

setCurrentAccessibleValue

public boolean setCurrentAccessibleValue(Number n)

Set the value of this object as a Number.

Specified by:

setCurrentAccessibleValue in interface AccessibleValue

Overrides:

setCurrentAccessibleValue in class MenuItem.AccessibleAWTMenuItem

Parameters:

n - the number to use for the value

Returns:

true if the value was set; otherwise false

See Also:

• getCurrentAccessibleValue()

getMinimumAccessibleValue

public Number getMinimumAccessibleValue()

Get the minimum value of this object as a Number.

Specified by:

getMinimumAccessibleValue in interface AccessibleValue

Overrides:

getMinimumAccessibleValue in class MenuItem.AccessibleAWTMenuItem

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

Overrides:

getMaximumAccessibleValue in class MenuItem.AccessibleAWTMenuItem

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 MenuItem.AccessibleAWTMenuItem

Returns:

an instance of AccessibleRole describing the role of the object

See Also:

• AccessibleRole