- java.lang.Object
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- javax.accessibility.AccessibleContext
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- java.awt.Component.AccessibleAWTComponent
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- java.awt.Button.AccessibleAWTButton
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- 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 theButtonclass. It provides an implementation of the Java Accessibility API appropriate to button user-interface elements.- Since:
- 1.3
- See Also:
- Serialized Form
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Nested Class Summary
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Nested classes/interfaces declared in class java.awt.Component.AccessibleAWTComponent
Component.AccessibleAWTComponent.AccessibleAWTComponentHandler, Component.AccessibleAWTComponent.AccessibleAWTFocusHandler
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Field Summary
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Fields declared in class java.awt.Component.AccessibleAWTComponent
accessibleAWTComponentHandler, accessibleAWTFocusHandler
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Fields declared in 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
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Fields declared in interface javax.accessibility.AccessibleAction
CLICK, DECREMENT, INCREMENT, TOGGLE_EXPAND, TOGGLE_POPUP
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Constructor Summary
Constructors Modifier Constructor Description protectedAccessibleAWTButton()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description booleandoAccessibleAction(int i)Perform the specified Action on the objectAccessibleActiongetAccessibleAction()Get the AccessibleAction associated with this object.intgetAccessibleActionCount()Returns the number of Actions available in this object.StringgetAccessibleActionDescription(int i)Return a description of the specified action of the object.StringgetAccessibleName()Get the accessible name of this object.AccessibleRolegetAccessibleRole()Get the role of this object.AccessibleValuegetAccessibleValue()Get the AccessibleValue associated with this object.NumbergetCurrentAccessibleValue()Get the value of this object as a Number.NumbergetMaximumAccessibleValue()Get the maximum value of this object as a Number.NumbergetMinimumAccessibleValue()Get the minimum value of this object as a Number.booleansetCurrentAccessibleValue(Number n)Set the value of this object as a Number.-
Methods declared in 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
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Methods declared in class javax.accessibility.AccessibleContext
firePropertyChange, getAccessibleEditableText, getAccessibleIcon, getAccessibleRelationSet, getAccessibleSelection, getAccessibleTable, getAccessibleText, setAccessibleDescription, setAccessibleName, setAccessibleParent
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Method Detail
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getAccessibleName
public String getAccessibleName()
Get the accessible name of this object.- Overrides:
getAccessibleNamein classComponent.AccessibleAWTComponent- Returns:
- the localized name of the object -- can be null if this object does not have a name
- See Also:
AccessibleContext.setAccessibleName(java.lang.String)
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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:
getAccessibleActionin classAccessibleContext- Returns:
- this object
- See Also:
AccessibleAction
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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:
getAccessibleValuein classAccessibleContext- Returns:
- this object
- See Also:
AccessibleValue
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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:
getAccessibleActionCountin interfaceAccessibleAction- Returns:
- 1, the number of Actions in this object
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getAccessibleActionDescription
public String getAccessibleActionDescription(int i)
Return a description of the specified action of the object.- Specified by:
getAccessibleActionDescriptionin interfaceAccessibleAction- Parameters:
i- zero-based index of the actions- Returns:
- a
Stringdescription of the action - See Also:
AccessibleAction.getAccessibleActionCount()
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doAccessibleAction
public boolean doAccessibleAction(int i)
Perform the specified Action on the object- Specified by:
doAccessibleActionin interfaceAccessibleAction- Parameters:
i- zero-based index of actions- Returns:
- true if the action was performed; else false.
- See Also:
AccessibleAction.getAccessibleActionCount()
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getCurrentAccessibleValue
public Number getCurrentAccessibleValue()
Get the value of this object as a Number.- Specified by:
getCurrentAccessibleValuein interfaceAccessibleValue- Returns:
- An Integer of 0 if this isn't selected or an Integer of 1 if this is selected.
- See Also:
AbstractButton.isSelected()
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setCurrentAccessibleValue
public boolean setCurrentAccessibleValue(Number n)
Set the value of this object as a Number.- Specified by:
setCurrentAccessibleValuein interfaceAccessibleValue- Parameters:
n- the number to use for the value- Returns:
- True if the value was set.
- See Also:
AccessibleValue.getCurrentAccessibleValue()
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getMinimumAccessibleValue
public Number getMinimumAccessibleValue()
Get the minimum value of this object as a Number.- Specified by:
getMinimumAccessibleValuein interfaceAccessibleValue- Returns:
- An Integer of 0.
- See Also:
AccessibleValue.getMaximumAccessibleValue()
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getMaximumAccessibleValue
public Number getMaximumAccessibleValue()
Get the maximum value of this object as a Number.- Specified by:
getMaximumAccessibleValuein interfaceAccessibleValue- Returns:
- An Integer of 0.
- See Also:
AccessibleValue.getMinimumAccessibleValue()
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getAccessibleRole
public AccessibleRole getAccessibleRole()
Get the role of this object.- Overrides:
getAccessibleRolein classComponent.AccessibleAWTComponent- Returns:
- an instance of AccessibleRole describing the role of the object
- See Also:
AccessibleRole
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