Class Button.AccessibleAWTButton
java.lang.Object
javax.accessibility.AccessibleContext
java.awt.Component.AccessibleAWTComponent
java.awt.Button.AccessibleAWTButton
- All Implemented Interfaces:
Serializable
,AccessibleAction
,AccessibleComponent
,AccessibleValue
- Enclosing class:
Button
protected class Button.AccessibleAWTButton
extends Component.AccessibleAWTComponent
implements AccessibleAction, AccessibleValue
This class implements accessibility support for the
Button
class. It provides an implementation of the
Java Accessibility API appropriate to button user-interface elements.- Since:
- 1.3
- See Also:
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Nested Class Summary
Nested classes/interfaces inherited from class java.awt.Component.AccessibleAWTComponent
Component.AccessibleAWTComponent.AccessibleAWTComponentHandler, Component.AccessibleAWTComponent.AccessibleAWTFocusHandler
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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
Fields inherited from interface javax.accessibility.AccessibleAction
CLICK, DECREMENT, INCREMENT, TOGGLE_EXPAND, TOGGLE_POPUP
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Constructor Summary
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Method Summary
Modifier and TypeMethodDescriptionboolean
doAccessibleAction
(int i) Perform the specified Action on the objectGet the AccessibleAction associated with this object.int
Returns the number of Actions available in this object.Return a description of the specified action of the object.Get the accessible name of this object.Get the role of this object.Get the AccessibleValue associated with this object.Get the value of this object as a Number.Get the maximum value of this object as a Number.Get the minimum value of this object as a Number.boolean
Set the value of this object as a Number.Methods inherited from class java.awt.Component.AccessibleAWTComponent
addFocusListener, addPropertyChangeListener, contains, getAccessibleAt, getAccessibleChild, getAccessibleChildrenCount, getAccessibleComponent, getAccessibleDescription, getAccessibleIndexInParent, getAccessibleParent, 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, getAccessibleEditableText, getAccessibleIcon, getAccessibleRelationSet, getAccessibleSelection, getAccessibleTable, getAccessibleText, setAccessibleDescription, setAccessibleName, setAccessibleParent
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Constructor Details
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AccessibleAWTButton
protected AccessibleAWTButton()Constructs anAccessibleAWTButton
.
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Method Details
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getAccessibleName
Get the accessible name of this object.- Overrides:
getAccessibleName
in classComponent.AccessibleAWTComponent
- Returns:
- the localized name of the object -- can be null if this object does not have a name
- See Also:
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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 classAccessibleContext
- Returns:
- this object
- See Also:
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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 classAccessibleContext
- Returns:
- this object
- See Also:
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getAccessibleActionCount
public int getAccessibleActionCount()Returns the number of Actions available in this object. The default behavior of a button is to have one action - toggle the button.- Specified by:
getAccessibleActionCount
in interfaceAccessibleAction
- Returns:
- 1, the number of Actions in this object
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getAccessibleActionDescription
Return a description of the specified action of the object.- Specified by:
getAccessibleActionDescription
in interfaceAccessibleAction
- Parameters:
i
- zero-based index of the actions- Returns:
- a
String
description of the action - See Also:
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doAccessibleAction
public boolean doAccessibleAction(int i) Perform the specified Action on the object- Specified by:
doAccessibleAction
in interfaceAccessibleAction
- Parameters:
i
- zero-based index of actions- Returns:
- true if the action was performed; else false.
- See Also:
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getCurrentAccessibleValue
Get the value of this object as a Number.- Specified by:
getCurrentAccessibleValue
in interfaceAccessibleValue
- Returns:
- An Integer of 0 if this isn't selected or an Integer of 1 if this is selected.
- See Also:
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setCurrentAccessibleValue
Set the value of this object as a Number.- Specified by:
setCurrentAccessibleValue
in interfaceAccessibleValue
- Parameters:
n
- the number to use for the value- Returns:
- True if the value was set.
- See Also:
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getMinimumAccessibleValue
Get the minimum value of this object as a Number.- Specified by:
getMinimumAccessibleValue
in interfaceAccessibleValue
- Returns:
- An Integer of 0.
- See Also:
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getMaximumAccessibleValue
Get the maximum value of this object as a Number.- Specified by:
getMaximumAccessibleValue
in interfaceAccessibleValue
- Returns:
- An Integer of 0.
- See Also:
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getAccessibleRole
Get the role of this object.- Overrides:
getAccessibleRole
in classComponent.AccessibleAWTComponent
- Returns:
- an instance of AccessibleRole describing the role of the object
- See Also:
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