javax.accessibility
Interface AccessibleAction
- AbstractButton.AccessibleAbstractButton, AccessibleHyperlink, Button.AccessibleAWTButton, Checkbox.AccessibleAWTCheckbox, CheckboxMenuItem.AccessibleAWTCheckboxMenuItem, Choice.AccessibleAWTChoice, JButton.AccessibleJButton, JCheckBox.AccessibleJCheckBox, JCheckBoxMenuItem.AccessibleJCheckBoxMenuItem, JComboBox.AccessibleJComboBox, JEditorPane.AccessibleJEditorPane, JEditorPane.AccessibleJEditorPaneHTML, JEditorPane.JEditorPaneAccessibleHypertextSupport, JEditorPane.JEditorPaneAccessibleHypertextSupport.HTMLLink, JMenu.AccessibleJMenu, JMenuItem.AccessibleJMenuItem, JPasswordField.AccessibleJPasswordField, JRadioButton.AccessibleJRadioButton, JRadioButtonMenuItem.AccessibleJRadioButtonMenuItem, JTextArea.AccessibleJTextArea, JTextComponent.AccessibleJTextComponent, JTextField.AccessibleJTextField, JToggleButton.AccessibleJToggleButton, JTree.AccessibleJTree.AccessibleJTreeNode, Menu.AccessibleAWTMenu, MenuItem.AccessibleAWTMenuItem, PopupMenu.AccessibleAWTPopupMenu
If an object implements this interface then it must be able to perform one
or more actions. Accessibility software can use the implementations of this
interface to discover and perform actions on an object.
The
AccessibleContext.getAccessibleAction() method should
return
null if an object does not implement this interface.
static String | CLICK- The name of an action which causes a component to perform its default
action.
|
static String | DECREMENT- The name of an action which decrements a value.
|
static String | INCREMENT- The name of an action which increments a value.
|
static String | TOGGLE_EXPAND- The name of an action which toggles the expansion of a tree node.
|
static String | TOGGLE_POPUP- The name of an action which toggles the state of a popup, causing a
hidden popup to be displayed and a visible popup to be hidden.
|
CLICK
public static final String CLICK
The name of an action which causes a component to perform its default
action.
DECREMENT
public static final String DECREMENT
The name of an action which decrements a value.
INCREMENT
public static final String INCREMENT
The name of an action which increments a value.
TOGGLE_EXPAND
public static final String TOGGLE_EXPAND
The name of an action which toggles the expansion of a tree node.
TOGGLE_POPUP
public static final String TOGGLE_POPUP
The name of an action which toggles the state of a popup, causing a
hidden popup to be displayed and a visible popup to be hidden.
doAccessibleAction
public boolean doAccessibleAction(int i)
Perform the specified action. Does nothing if out of bounds.
i - the action to perform, 0-based
- true if the action was performed
getAccessibleActionCount
public int getAccessibleActionCount()
Get the number possible actions for this object, with the zeroth
representing the default action.
- the 0-based number of actions
getAccessibleActionDescription
public String getAccessibleActionDescription(int i)
Get a description for the specified action. Returns null if out of
bounds.
i - the action to describe, 0-based
- description of the action
AccessibleAction.java -- aids in accessibly performing actions
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