javax.swing
Class JTree.AccessibleJTree

java.lang.Object
  extended by javax.accessibility.AccessibleContext
      extended by java.awt.Component.AccessibleAWTComponent
          extended by java.awt.Container.AccessibleAWTContainer
              extended by javax.swing.JComponent.AccessibleJComponent
                  extended by javax.swing.JTree.AccessibleJTree
All Implemented Interfaces:
Serializable, EventListener, AccessibleComponent, AccessibleExtendedComponent, AccessibleSelection, TreeExpansionListener, TreeModelListener, TreeSelectionListener
Enclosing class:
JTree

protected class JTree.AccessibleJTree
extends JComponent.AccessibleJComponent
implements AccessibleSelection, TreeSelectionListener, TreeModelListener, TreeExpansionListener

This class implements accessibility support for the JTree class. It provides an implementation of the Java Accessibility API appropriate to tree user-interface elements.

See Also:
Serialized Form

Nested Class Summary
protected  class JTree.AccessibleJTree.AccessibleJTreeNode
          This class implements accessibility support for the JTree child.
 
Nested classes/interfaces inherited from class javax.swing.JComponent.AccessibleJComponent
JComponent.AccessibleJComponent.AccessibleContainerHandler, JComponent.AccessibleJComponent.AccessibleFocusHandler
 
Nested classes/interfaces inherited from class java.awt.Component.AccessibleAWTComponent
Component.AccessibleAWTComponent.AccessibleAWTComponentHandler, Component.AccessibleAWTComponent.AccessibleAWTFocusHandler
 
Field Summary
 
Fields inherited from class javax.swing.JComponent.AccessibleJComponent
accessibleContainerHandler, accessibleFocusHandler
 
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
JTree.AccessibleJTree()
          Constructor
 
Method Summary
 void addAccessibleSelection(int i)
          Adds the specified selected item in the object to the object's selection.
 void clearAccessibleSelection()
          Clears the selection in the object, so that nothing in the object is selected.
 void fireVisibleDataPropertyChange()
          Fire a visible data property change notification.
 Accessible getAccessibleAt(Point p)
          Returns the Accessible child, if one exists, contained at the local coordinate Point.
 Accessible getAccessibleChild(int i)
          Return the nth Accessible child of the object.
 int getAccessibleChildrenCount()
          Returns the number of top-level children nodes of this JTree.
 int getAccessibleIndexInParent()
          Get the index of this object in its accessible parent.
 AccessibleRole getAccessibleRole()
          Get the role of this object.
 AccessibleSelection getAccessibleSelection()
          Get the AccessibleSelection associated with this object.
 Accessible getAccessibleSelection(int i)
          Returns an Accessible representing the specified selected item in the object.
 int getAccessibleSelectionCount()
          Returns the number of items currently selected.
 boolean isAccessibleChildSelected(int i)
          Returns true if the current child of this object is selected.
 void removeAccessibleSelection(int i)
          Removes the specified selected item in the object from the object's selection.
 void selectAllAccessibleSelection()
          Causes every selected item in the object to be selected if the object supports multiple selections.
 void treeCollapsed(TreeExpansionEvent e)
          Tree Collapsed notification
 void treeExpanded(TreeExpansionEvent e)
          Tree Model Expansion notification.
 void treeNodesChanged(TreeModelEvent e)
          Tree Model Node change notification.
 void treeNodesInserted(TreeModelEvent e)
          Tree Model Node change notification.
 void treeNodesRemoved(TreeModelEvent e)
          Tree Model Node change notification.
 void treeStructureChanged(TreeModelEvent e)
          Tree Model structure change change notification.
 void valueChanged(TreeSelectionEvent e)
          Tree Selection Listener value change method.
 
Methods inherited from class javax.swing.JComponent.AccessibleJComponent
addPropertyChangeListener, getAccessibleDescription, getAccessibleKeyBinding, getAccessibleName, getAccessibleStateSet, getBorderTitle, getTitledBorderText, getToolTipText, removePropertyChangeListener
 
Methods inherited from class java.awt.Component.AccessibleAWTComponent
addFocusListener, contains, getAccessibleComponent, getAccessibleParent, getBackground, getBounds, getCursor, getFont, getFontMetrics, getForeground, getLocale, getLocation, getLocationOnScreen, getSize, isEnabled, isFocusTraversable, isShowing, isVisible, removeFocusListener, requestFocus, setBackground, setBounds, setCursor, setEnabled, setFont, setForeground, setLocation, setSize, setVisible
 
Methods inherited from class javax.accessibility.AccessibleContext
firePropertyChange, getAccessibleAction, getAccessibleEditableText, getAccessibleIcon, getAccessibleRelationSet, getAccessibleTable, getAccessibleText, getAccessibleValue, setAccessibleDescription, setAccessibleName, setAccessibleParent
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 
Methods inherited from interface javax.accessibility.AccessibleComponent
addFocusListener, contains, getBackground, getBounds, getCursor, getFont, getFontMetrics, getForeground, getLocation, getLocationOnScreen, getSize, isEnabled, isFocusTraversable, isShowing, isVisible, removeFocusListener, requestFocus, setBackground, setBounds, setCursor, setEnabled, setFont, setForeground, setLocation, setSize, setVisible
 

Constructor Detail

JTree.AccessibleJTree

public JTree.AccessibleJTree()
Constructor

Method Detail

addAccessibleSelection

public void addAccessibleSelection(int i)
Adds the specified selected item in the object to the object's selection.

Specified by:
addAccessibleSelection in interface AccessibleSelection
Parameters:
i - - the row to add to the tree's selection

clearAccessibleSelection

public void clearAccessibleSelection()
Clears the selection in the object, so that nothing in the object is selected.

Specified by:
clearAccessibleSelection in interface AccessibleSelection

fireVisibleDataPropertyChange

public void fireVisibleDataPropertyChange()
Fire a visible data property change notification.


getAccessibleAt

public Accessible getAccessibleAt(Point p)
Returns the Accessible child, if one exists, contained at the local coordinate Point.

Specified by:
getAccessibleAt in interface AccessibleComponent
Overrides:
getAccessibleAt in class Container.AccessibleAWTContainer
Parameters:
p - - the point of the accessible to get.
Returns:
the accessible at point p.

getAccessibleChild

public Accessible getAccessibleChild(int i)
Return the nth Accessible child of the object.

Overrides:
getAccessibleChild in class JComponent.AccessibleJComponent
Parameters:
i - - the accessible child to get
Returns:
the i-th child
See Also:
Component.AccessibleAWTComponent.getAccessibleChildrenCount()

getAccessibleChildrenCount

public int getAccessibleChildrenCount()
Returns the number of top-level children nodes of this JTree.

Overrides:
getAccessibleChildrenCount in class JComponent.AccessibleJComponent
Returns:
the number of top-level children
See Also:
AccessibleContext.getAccessibleChild(int)

getAccessibleIndexInParent

public int getAccessibleIndexInParent()
Get the index of this object in its accessible parent.

Overrides:
getAccessibleIndexInParent in class Component.AccessibleAWTComponent
Returns:
the index of this object.
See Also:
Component.AccessibleAWTComponent.getAccessibleParent()

getAccessibleRole

public AccessibleRole getAccessibleRole()
Get the role of this object.

Overrides:
getAccessibleRole in class JComponent.AccessibleJComponent
Returns:
the role of this object
See Also:
AccessibleRole

getAccessibleSelection

public AccessibleSelection getAccessibleSelection()
Get the AccessibleSelection associated with this object.

Overrides:
getAccessibleSelection in class AccessibleContext
Returns:
the accessible selection of the tree
See Also:
AccessibleSelection

getAccessibleSelection

public Accessible getAccessibleSelection(int i)
Returns an Accessible representing the specified selected item in the object.

Specified by:
getAccessibleSelection in interface AccessibleSelection
Parameters:
i - zero-based index of selected child objects
Returns:
the i-th accessible in the selection
See Also:
AccessibleSelection.getAccessibleSelectionCount()

getAccessibleSelectionCount

public int getAccessibleSelectionCount()
Returns the number of items currently selected.

Specified by:
getAccessibleSelectionCount in interface AccessibleSelection
Returns:
the number of selected accessibles.

isAccessibleChildSelected

public boolean isAccessibleChildSelected(int i)
Returns true if the current child of this object is selected.

Specified by:
isAccessibleChildSelected in interface AccessibleSelection
Parameters:
i - - the child of this object
Returns:
true if the i-th child is selected.

removeAccessibleSelection

public void removeAccessibleSelection(int i)
Removes the specified selected item in the object from the object's selection.

Specified by:
removeAccessibleSelection in interface AccessibleSelection
Parameters:
i - - the i-th selected item to remove

selectAllAccessibleSelection

public void selectAllAccessibleSelection()
Causes every selected item in the object to be selected if the object supports multiple selections.

Specified by:
selectAllAccessibleSelection in interface AccessibleSelection

treeCollapsed

public void treeCollapsed(TreeExpansionEvent e)
Tree Collapsed notification

Specified by:
treeCollapsed in interface TreeExpansionListener
Parameters:
e - - the event

treeExpanded

public void treeExpanded(TreeExpansionEvent e)
Tree Model Expansion notification.

Specified by:
treeExpanded in interface TreeExpansionListener
Parameters:
e - - the event

treeNodesChanged

public void treeNodesChanged(TreeModelEvent e)
Tree Model Node change notification.

Specified by:
treeNodesChanged in interface TreeModelListener
Parameters:
e - - the event

treeNodesInserted

public void treeNodesInserted(TreeModelEvent e)
Tree Model Node change notification.

Specified by:
treeNodesInserted in interface TreeModelListener
Parameters:
e - - the event

treeNodesRemoved

public void treeNodesRemoved(TreeModelEvent e)
Tree Model Node change notification.

Specified by:
treeNodesRemoved in interface TreeModelListener
Parameters:
e - - the event

treeStructureChanged

public void treeStructureChanged(TreeModelEvent e)
Tree Model structure change change notification.

Specified by:
treeStructureChanged in interface TreeModelListener
Parameters:
e - - the event

valueChanged

public void valueChanged(TreeSelectionEvent e)
Tree Selection Listener value change method.

Specified by:
valueChanged in interface TreeSelectionListener
Parameters:
e - - the event