java.awt

Class Scrollbar.AccessibleAWTScrollBar

java.lang.Object

javax.accessibility.AccessibleContext

java.awt.Component.AccessibleAWTComponent

java.awt.Scrollbar.AccessibleAWTScrollBar

All Implemented Interfaces:

Serializable, AccessibleComponent, AccessibleValue

Enclosing class:

Scrollbar

protected class Scrollbar.AccessibleAWTScrollBar
extends Component.AccessibleAWTComponent
implements AccessibleValue

This class provides accessibility support for the scrollbar.

See Also:

Serialized Form

Nested Class Summary

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

Component.AccessibleAWTComponent.AccessibleAWTComponentHandler, Component.AccessibleAWTComponent.AccessibleAWTFocusHandler

Field Summary

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	Scrollbar.AccessibleAWTScrollBar()

Method Summary

Methods

Modifier and Type	Method and Description
AccessibleRole	getAccessibleRole() Returns the role of this accessible object.
AccessibleStateSet	getAccessibleStateSet() Returns the state set of this accessible object.
AccessibleValue	getAccessibleValue() Returns an implementation of the AccessibleValue interface for this accessible object.
Number	getCurrentAccessibleValue() Returns the current value of this accessible object.
Number	getMaximumAccessibleValue() Returns the maximum acceptable accessible value used by this object.
Number	getMinimumAccessibleValue() Returns the minimum acceptable accessible value used by this object.
boolean	setCurrentAccessibleValue(Number number) Sets the current value of this accessible object to that supplied.

Methods inherited from 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 inherited from class javax.accessibility.AccessibleContext

firePropertyChange, getAccessibleAction, getAccessibleEditableText, getAccessibleIcon, getAccessibleRelationSet, getAccessibleSelection, getAccessibleTable, getAccessibleText, setAccessibleDescription, setAccessibleName, setAccessibleParent

Methods inherited from class java.lang.Object

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

Constructor Detail

Scrollbar.AccessibleAWTScrollBar

protected Scrollbar.AccessibleAWTScrollBar()

Method Detail

getAccessibleRole

public AccessibleRole getAccessibleRole()

Returns the role of this accessible object.

Overrides:

getAccessibleRole in class Component.AccessibleAWTComponent

Returns:

the instance of AccessibleRole, which describes this object.

See Also:

AccessibleRole

getAccessibleStateSet

public AccessibleStateSet getAccessibleStateSet()

Returns the state set of this accessible object.

Overrides:

getAccessibleStateSet in class Component.AccessibleAWTComponent

Returns:

a set of AccessibleStates which represent the current state of the accessible object.

See Also:

AccessibleState, AccessibleStateSet

getAccessibleValue

public AccessibleValue getAccessibleValue()

Returns an implementation of the AccessibleValue interface for this accessible object. In this case, the current instance is simply returned (with a more appropriate type), as it also implements the accessible value as well as the context.

Overrides:

getAccessibleValue in class AccessibleContext

Returns:

the accessible value associated with this context.

See Also:

AccessibleValue

getCurrentAccessibleValue

public Number getCurrentAccessibleValue()

Returns the current value of this accessible object. In this case, this is the same as the value for the scrollbar, wrapped in an Integer object.

Specified by:

getCurrentAccessibleValue in interface AccessibleValue

Returns:

the numeric value of this scrollbar.

See Also:

AccessibleValue.getCurrentAccessibleValue()

setCurrentAccessibleValue

public boolean setCurrentAccessibleValue(Number number)

Sets the current value of this accessible object to that supplied. In this case, the value of the scrollbar is set, and this method always returns true.

Specified by:

setCurrentAccessibleValue in interface AccessibleValue

Parameters:

number - the new accessible value.

Returns:

true if the value was set.

See Also:

AccessibleValue.setCurrentAccessibleValue(java.lang.Number)

getMinimumAccessibleValue

public Number getMinimumAccessibleValue()

Returns the minimum acceptable accessible value used by this object. In this case, this is the same as the minimum value of the scrollbar, wrapped in an object.

Specified by:

getMinimumAccessibleValue in interface AccessibleValue

Returns:

the minimum value of this scrollbar.

See Also:

AccessibleValue.getMinimumAccessibleValue()

getMaximumAccessibleValue

public Number getMaximumAccessibleValue()

Returns the maximum acceptable accessible value used by this object. In this case, this is the same as the maximum value of the scrollbar, wrapped in an object.

Specified by:

getMaximumAccessibleValue in interface AccessibleValue

Returns:

the maximum value of this scrollbar.

See Also:

AccessibleValue.getMaximumAccessibleValue()