java.awt

Class Container.AccessibleAWTContainer

java.lang.Object

javax.accessibility.AccessibleContext

java.awt.Component.AccessibleAWTComponent

java.awt.Container.AccessibleAWTContainer

All Implemented Interfaces:

Serializable, AccessibleComponent

Direct Known Subclasses:

Box.AccessibleBox, CellRendererPane.AccessibleCellRendererPane, JComponent.AccessibleJComponent, Panel.AccessibleAWTPanel, ScrollPane.AccessibleAWTScrollPane, Window.AccessibleAWTWindow

Enclosing class:

Container

protected class Container.AccessibleAWTContainer
extends Component.AccessibleAWTComponent

This class provides accessibility support for subclasses of container.

Since:

1.3

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected class	Container.AccessibleAWTContainer.AccessibleContainerHandler This class fires a PropertyChange listener, if registered, when children are added or removed from the enclosing accessible object.

Nested classes/interfaces inherited from class java.awt.Component.AccessibleAWTComponent

Component.AccessibleAWTComponent.AccessibleAWTComponentHandler, Component.AccessibleAWTComponent.AccessibleAWTFocusHandler

Field Summary

Fields

Modifier and Type	Field and Description
protected ContainerListener	accessibleContainerHandler The handler to fire PropertyChange when children are added or removed.

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

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	Container.AccessibleAWTContainer() The default constructor.

Method Summary

Methods

Modifier and Type	Method and Description
Accessible	getAccessibleAt(Point p) Return the accessible child located at point (in the parent's coordinates), if one exists.
Accessible	getAccessibleChild(int i) Return the nth accessible child of the containing accessible object.
int	getAccessibleChildrenCount() Return the number of accessible children of the containing accessible object (at most the total number of its children).

Methods inherited from class java.awt.Component.AccessibleAWTComponent

addFocusListener, addPropertyChangeListener, contains, getAccessibleComponent, getAccessibleDescription, getAccessibleIndexInParent, getAccessibleName, getAccessibleParent, getAccessibleRole, 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, getAccessibleAction, getAccessibleEditableText, getAccessibleIcon, getAccessibleRelationSet, getAccessibleSelection, getAccessibleTable, getAccessibleText, getAccessibleValue, setAccessibleDescription, setAccessibleName, setAccessibleParent

Methods inherited from class java.lang.Object

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

Field Detail

accessibleContainerHandler

protected ContainerListener accessibleContainerHandler

The handler to fire PropertyChange when children are added or removed.

Constructor Detail

Container.AccessibleAWTContainer

protected Container.AccessibleAWTContainer()

The default constructor.

Method Detail

getAccessibleChildrenCount

public int getAccessibleChildrenCount()

Return the number of accessible children of the containing accessible object (at most the total number of its children).

Overrides:

getAccessibleChildrenCount in class Component.AccessibleAWTComponent

Returns:

the number of accessible children

See Also:

AccessibleContext.getAccessibleChild(int)

getAccessibleChild

public Accessible getAccessibleChild(int i)

Return the nth accessible child of the containing accessible object.

Overrides:

getAccessibleChild in class Component.AccessibleAWTComponent

Parameters:

i - the child to grab, zero-based

Returns:

the accessible child, or null

See Also:

Component.AccessibleAWTComponent.getAccessibleChildrenCount()

getAccessibleAt

public Accessible getAccessibleAt(Point p)

Return the accessible child located at point (in the parent's coordinates), if one exists.

Specified by:

getAccessibleAt in interface AccessibleComponent

Overrides:

getAccessibleAt in class Component.AccessibleAWTComponent

Parameters:

p - the point to look at

Returns:

an accessible object at that point, or null

Throws:

NullPointerException - if p is null