java.awt
Class Container.AccessibleAWTContainer

java.lang.Object
  javax.accessibility.AccessibleContext
      java.awt.Component.AccessibleAWTComponent
          java.awt.Container.AccessibleAWTContainer

All Implemented Interfaces:

Serializable, javax.accessibility.AccessibleComponent

Direct Known Subclasses:

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

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

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

protected

Container.AccessibleAWTContainer() The default constructor.

Method Summary

javax.accessibility.Accessible	getAccessibleAt(Point p) Return the accessible child located at point (in the parent's coordinates), if one exists.
javax.accessibility.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 javax.accessibility.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 javax.accessibility.Accessible getAccessibleAt(Point p)

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

Specified by:

getAccessibleAt in interface javax.accessibility.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