java.lang.Object
- javax.accessibility.AccessibleContext
- - javax.swing.JTree.AccessibleJTree.AccessibleJTreeNode

All Implemented Interfaces:

Accessible, AccessibleAction, AccessibleComponent, AccessibleSelection

Enclosing class:

JTree.AccessibleJTree
```
protected class JTree.AccessibleJTree.AccessibleJTreeNode
extends AccessibleContext
implements Accessible, AccessibleComponent, AccessibleSelection, AccessibleAction
```
This class implements accessibility support for the JTree child. It provides an implementation of the Java Accessibility API appropriate to tree nodes.

Field Summary
- 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
- Fields inherited from interface javax.accessibility.AccessibleAction
  CLICK, DECREMENT, INCREMENT, TOGGLE_EXPAND, TOGGLE_POPUP

Constructor Summary

Constructors
Constructor and Description
`JTree.AccessibleJTree.AccessibleJTreeNode(JTree t, TreePath p, Accessible ap)` Constructs an AccessibleJTreeNode

Eerste pagina van API Java Inhoudsopgave Haut

Method Summary

Methods
Modifier and Type	Method and Description
`void`	`addAccessibleSelection(int i)` Adds the specified selected item in the object to the object's selection.
`void`	`addFocusListener(FocusListener l)` Adds the specified focus listener to receive focus events from this component.
`void`	`addPropertyChangeListener(PropertyChangeListener l)` Add a PropertyChangeListener to the listener list.
`void`	`clearAccessibleSelection()` Clears the selection in the object, so that nothing in the object is selected.
`boolean`	`contains(Point p)` Checks whether the specified point is within this object's bounds, where the point's x and y coordinates are defined to be relative to the coordinate system of the object.
`boolean`	`doAccessibleAction(int i)` Perform the specified Action on the tree node.
`AccessibleAction`	`getAccessibleAction()` Get the AccessibleAction associated with this object.
`int`	`getAccessibleActionCount()` Returns the number of accessible actions available in this tree node.
`String`	`getAccessibleActionDescription(int i)` Return a description of the specified action of the tree node.
`Accessible`	`getAccessibleAt(Point p)` Returns the `Accessible` child, if one exists, contained at the local coordinate `Point`.
`Accessible`	`getAccessibleChild(int i)` Return the specified Accessible child of the object.
`int`	`getAccessibleChildrenCount()` Returns the number of accessible children in the object.
`AccessibleComponent`	`getAccessibleComponent()` Get the AccessibleComponent associated with this object.
`AccessibleContext`	`getAccessibleContext()` Get the AccessibleContext associated with this tree node.
`String`	`getAccessibleDescription()` Get the accessible description of this object.
`int`	`getAccessibleIndexInParent()` Get the index of this object in its accessible parent.
`String`	`getAccessibleName()` Get the accessible name of this object.
`Accessible`	`getAccessibleParent()` Get the Accessible parent of this object.
`AccessibleRole`	`getAccessibleRole()` Get the role of this object.
`AccessibleSelection`	`getAccessibleSelection()` Get the AccessibleSelection associated with this object if one exists.
`Accessible`	`getAccessibleSelection(int i)` Returns an Accessible representing the specified selected item in the object.
`int`	`getAccessibleSelectionCount()` Returns the number of items currently selected.
`AccessibleStateSet`	`getAccessibleStateSet()` Get the state set of this object.
`AccessibleText`	`getAccessibleText()` Get the AccessibleText associated with this object if one exists.
`AccessibleValue`	`getAccessibleValue()` Get the AccessibleValue associated with this object if one exists.
`Color`	`getBackground()` Get the background color of this object.
`Rectangle`	`getBounds()` Gets the bounds of this object in the form of a Rectangle object.
`Cursor`	`getCursor()` Gets the Cursor of this object.
`Font`	`getFont()` Gets the Font of this object.
`FontMetrics`	`getFontMetrics(Font f)` Gets the FontMetrics of this object.
`Color`	`getForeground()` Get the foreground color of this object.
`Locale`	`getLocale()` Gets the locale of the component.
`Point`	`getLocation()` Gets the location of the object relative to the parent in the form of a point specifying the object's top-left corner in the screen's coordinate space.
`protected Point`	`getLocationInJTree()`
`Point`	`getLocationOnScreen()` Returns the location of the object on the screen.
`Dimension`	`getSize()` Returns the size of this object in the form of a Dimension object.
`boolean`	`isAccessibleChildSelected(int i)` Returns true if the current child of this object is selected.
`boolean`	`isEnabled()` Determines if the object is enabled.
`boolean`	`isFocusTraversable()` Returns whether this object can accept focus or not.
`boolean`	`isShowing()` Determines if the object is showing.
`boolean`	`isVisible()` Determines if the object is visible.
`void`	`removeAccessibleSelection(int i)` Removes the specified selected item in the object from the object's selection.
`void`	`removeFocusListener(FocusListener l)` Removes the specified focus listener so it no longer receives focus events from this component.
`void`	`removePropertyChangeListener(PropertyChangeListener l)` Remove a PropertyChangeListener from the listener list.
`void`	`requestFocus()` Requests focus for this object.
`void`	`selectAllAccessibleSelection()` Causes every selected item in the object to be selected if the object supports multiple selections.
`void`	`setAccessibleDescription(String s)` Set the accessible description of this object.
`void`	`setAccessibleName(String s)` Set the localized accessible name of this object.
`void`	`setBackground(Color c)` Set the background color of this object.
`void`	`setBounds(Rectangle r)` Sets the bounds of this object in the form of a Rectangle object.
`void`	`setCursor(Cursor c)` Sets the Cursor of this object.
`void`	`setEnabled(boolean b)` Sets the enabled state of the object.
`void`	`setFont(Font f)` Sets the Font of this object.
`void`	`setForeground(Color c)` Sets the foreground color of this object.
`void`	`setLocation(Point p)` Sets the location of the object relative to the parent.
`void`	`setSize(Dimension d)` Resizes this object so that it has width and height.
`void`	`setVisible(boolean b)` Sets the visible state of the object.

Eerste pagina van API Java Inhoudsopgave Haut

Methods inherited from class javax.accessibility.AccessibleContext
firePropertyChange, getAccessibleEditableText, getAccessibleIcon, getAccessibleRelationSet, getAccessibleTable, setAccessibleParent

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - JTree.AccessibleJTree.AccessibleJTreeNode
```
public JTree.AccessibleJTree.AccessibleJTreeNode(JTree t,
                                         TreePath p,
                                         Accessible ap)
```
    Constructs an AccessibleJTreeNode
    
    Since:
    
    1.4
- Method Detail
  - getAccessibleContext
```
public AccessibleContext getAccessibleContext()
```
    Get the AccessibleContext associated with this tree node. In the implementation of the Java Accessibility API for this class, return this object, which is its own AccessibleContext.
    
    Specified by:
    
    getAccessibleContext in interface Accessible
    
    Returns:
    this object
  - getAccessibleName
```
public String getAccessibleName()
```
    Get the accessible name of this object.
    
    Overrides:
    
    getAccessibleName in class AccessibleContext
    
    Returns:
    the localized name of the object; null if this object does not have a name
    See Also:
    AccessibleContext.setAccessibleName(java.lang.String)
  - setAccessibleName
```
public void setAccessibleName(String s)
```
    Set the localized accessible name of this object.
    
    Overrides:
    
    setAccessibleName in class AccessibleContext
    
    Parameters:
    s - the new localized name of the object.
    See Also:
    AccessibleContext.getAccessibleName(), AccessibleContext.addPropertyChangeListener(java.beans.PropertyChangeListener)
  - getAccessibleDescription
```
public String getAccessibleDescription()
```
    Get the accessible description of this object.
    
    Overrides:
    
    getAccessibleDescription in class AccessibleContext
    
    Returns:
    the localized description of the object; null if this object does not have a description
    See Also:
    AccessibleContext.setAccessibleDescription(java.lang.String)
  - setAccessibleDescription
```
public void setAccessibleDescription(String s)
```
    Set the accessible description of this object.
    
    Overrides:
    
    setAccessibleDescription in class AccessibleContext
    
    Parameters:
    s - the new localized description of the object
    See Also:
    AccessibleContext.setAccessibleName(java.lang.String), AccessibleContext.addPropertyChangeListener(java.beans.PropertyChangeListener)
  - getAccessibleRole
```
public AccessibleRole getAccessibleRole()
```
    Get the role of this object.
    
    Specified by:
    
    getAccessibleRole in class AccessibleContext
    
    Returns:
    an instance of AccessibleRole describing the role of the object
    See Also:
    AccessibleRole
  - getAccessibleStateSet
```
public AccessibleStateSet getAccessibleStateSet()
```
    Get the state set of this object.
    
    Specified by:
    
    getAccessibleStateSet in class AccessibleContext
    
    Returns:
    an instance of AccessibleStateSet containing the current state set of the object
    See Also:
    AccessibleState
  - getAccessibleParent
```
public Accessible getAccessibleParent()
```
    Get the Accessible parent of this object.
    
    Overrides:
    
    getAccessibleParent in class AccessibleContext
    
    Returns:
    the Accessible parent of this object; null if this object does not have an Accessible parent
  - getAccessibleIndexInParent
```
public int getAccessibleIndexInParent()
```
    Get the index of this object in its accessible parent.
    
    Specified by:
    
    getAccessibleIndexInParent in class AccessibleContext
    
    Returns:
    the index of this object in its parent; -1 if this object does not have an accessible parent.
    See Also:
    getAccessibleParent()
  - getAccessibleChildrenCount
```
public int getAccessibleChildrenCount()
```
    Returns the number of accessible children in the object.
    
    Specified by:
    
    getAccessibleChildrenCount in class AccessibleContext
    
    Returns:
    the number of accessible children in the object.
  - getAccessibleChild
```
public Accessible getAccessibleChild(int i)
```
    Return the specified Accessible child of the object.
    
    Specified by:
    
    getAccessibleChild in class AccessibleContext
    
    Parameters:
    i - zero-based index of child
    
    Returns:
    the Accessible child of the object
    See Also:
    AccessibleContext.getAccessibleChildrenCount()
  - getLocale
```
public Locale getLocale()
```
    Gets the locale of the component. If the component does not have a locale, then the locale of its parent is returned.
    
    Specified by:
    
    getLocale in class AccessibleContext
    
    Returns:
    This component's locale. If this component does not have a locale, the locale of its parent is returned.
    
    Throws:
    
    IllegalComponentStateException - If the Component does not have its own locale and has not yet been added to a containment hierarchy such that the locale can be determined from the containing parent.
    See Also:
    Component.setLocale(java.util.Locale)
  - addPropertyChangeListener
```
public void addPropertyChangeListener(PropertyChangeListener l)
```
    Add a PropertyChangeListener to the listener list. The listener is registered for all properties.
    
    Overrides:
    
    addPropertyChangeListener in class AccessibleContext
    
    Parameters:
    l - The PropertyChangeListener to be added
    See Also:
    AccessibleContext.ACCESSIBLE_NAME_PROPERTY, AccessibleContext.ACCESSIBLE_DESCRIPTION_PROPERTY, AccessibleContext.ACCESSIBLE_STATE_PROPERTY, AccessibleContext.ACCESSIBLE_VALUE_PROPERTY, AccessibleContext.ACCESSIBLE_SELECTION_PROPERTY, AccessibleContext.ACCESSIBLE_TEXT_PROPERTY, AccessibleContext.ACCESSIBLE_VISIBLE_DATA_PROPERTY
  - removePropertyChangeListener
```
public void removePropertyChangeListener(PropertyChangeListener l)
```
    Remove a PropertyChangeListener from the listener list. This removes a PropertyChangeListener that was registered for all properties.
    
    Overrides:
    
    removePropertyChangeListener in class AccessibleContext
    
    Parameters:
    l - The PropertyChangeListener to be removed
  - 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:
    
    getAccessibleAction in class AccessibleContext
    
    Returns:
    this object
    See Also:
    AccessibleAction
  - getAccessibleComponent
```
public AccessibleComponent getAccessibleComponent()
```
    Get the AccessibleComponent associated with this object. In the implementation of the Java Accessibility API for this class, return this object, which is responsible for implementing the AccessibleComponent interface on behalf of itself.
    
    Overrides:
    
    getAccessibleComponent in class AccessibleContext
    
    Returns:
    this object
    See Also:
    AccessibleComponent
  - getAccessibleSelection
```
public AccessibleSelection getAccessibleSelection()
```
    Get the AccessibleSelection associated with this object if one exists. Otherwise return null.
    
    Overrides:
    
    getAccessibleSelection in class AccessibleContext
    
    Returns:
    the AccessibleSelection, or null
    See Also:
    AccessibleSelection
  - getAccessibleText
```
public AccessibleText getAccessibleText()
```
    Get the AccessibleText associated with this object if one exists. Otherwise return null.
    
    Overrides:
    
    getAccessibleText in class AccessibleContext
    
    Returns:
    the AccessibleText, or null
    See Also:
    AccessibleText
  - getAccessibleValue
```
public AccessibleValue getAccessibleValue()
```
    Get the AccessibleValue associated with this object if one exists. Otherwise return null.
    
    Overrides:
    
    getAccessibleValue in class AccessibleContext
    
    Returns:
    the AccessibleValue, or null
    See Also:
    AccessibleValue
  - getBackground
```
public Color getBackground()
```
    Get the background color of this object.
    
    Specified by:
    
    getBackground in interface AccessibleComponent
    
    Returns:
    the background color, if supported, of the object; otherwise, null
    See Also:
    AccessibleComponent.setBackground(java.awt.Color)
  - setBackground
```
public void setBackground(Color c)
```
    Set the background color of this object.
    
    Specified by:
    
    setBackground in interface AccessibleComponent
    
    Parameters:
    c - the new Color for the background
    See Also:
    AccessibleComponent.setBackground(java.awt.Color)
  - getForeground
```
public Color getForeground()
```
    Get the foreground color of this object.
    
    Specified by:
    
    getForeground in interface AccessibleComponent
    
    Returns:
    the foreground color, if supported, of the object; otherwise, null
    See Also:
    AccessibleComponent.setForeground(java.awt.Color)
  - setForeground
```
public void setForeground(Color c)
```
    Description copied from interface: AccessibleComponent
    
    Sets the foreground color of this object.
    
    Specified by:
    
    setForeground in interface AccessibleComponent
    
    Parameters:
    c - the new Color for the foreground
    See Also:
    AccessibleComponent.getForeground()
  - getCursor
```
public Cursor getCursor()
```
    Description copied from interface: AccessibleComponent
    
    Gets the Cursor of this object.
    
    Specified by:
    
    getCursor in interface AccessibleComponent
    
    Returns:
    the Cursor, if supported, of the object; otherwise, null
    See Also:
    AccessibleComponent.setCursor(java.awt.Cursor)
  - setCursor
```
public void setCursor(Cursor c)
```
    Description copied from interface: AccessibleComponent
    
    Sets the Cursor of this object.
    
    Specified by:
    
    setCursor in interface AccessibleComponent
    
    Parameters:
    c - the new Cursor for the object
    See Also:
    AccessibleComponent.getCursor()
  - getFont
```
public Font getFont()
```
    Description copied from interface: AccessibleComponent
    
    Gets the Font of this object.
    
    Specified by:
    
    getFont in interface AccessibleComponent
    
    Returns:
    the Font,if supported, for the object; otherwise, null
    See Also:
    AccessibleComponent.setFont(java.awt.Font)
  - setFont
```
public void setFont(Font f)
```
    Description copied from interface: AccessibleComponent
    
    Sets the Font of this object.
    
    Specified by:
    
    setFont in interface AccessibleComponent
    
    Parameters:
    f - the new Font for the object
    See Also:
    AccessibleComponent.getFont()
  - getFontMetrics
```
public FontMetrics getFontMetrics(Font f)
```
    Description copied from interface: AccessibleComponent
    
    Gets the FontMetrics of this object.
    
    Specified by:
    
    getFontMetrics in interface AccessibleComponent
    
    Parameters:
    f - the Font
    
    Returns:
    the FontMetrics, if supported, the object; otherwise, null
    See Also:
    AccessibleComponent.getFont()
  - isEnabled
```
public boolean isEnabled()
```
    Description copied from interface: AccessibleComponent
    
    Determines if the object is enabled. Objects that are enabled will also have the AccessibleState.ENABLED state set in their AccessibleStateSets.
    
    Specified by:
    
    isEnabled in interface AccessibleComponent
    
    Returns:
    true if object is enabled; otherwise, false
    See Also:
    AccessibleComponent.setEnabled(boolean), AccessibleContext.getAccessibleStateSet(), AccessibleState.ENABLED, AccessibleStateSet
  - setEnabled
```
public void setEnabled(boolean b)
```
    Description copied from interface: AccessibleComponent
    
    Sets the enabled state of the object.
    
    Specified by:
    
    setEnabled in interface AccessibleComponent
    
    Parameters:
    b - if true, enables this object; otherwise, disables it
    See Also:
    AccessibleComponent.isEnabled()
  - isVisible
```
public boolean isVisible()
```
    Description copied from interface: AccessibleComponent
    
    Determines if the object is visible. Note: this means that the object intends to be visible; however, it may not be showing on the screen because one of the objects that this object is contained by is currently not visible. To determine if an object is showing on the screen, use isShowing().
    Objects that are visible will also have the AccessibleState.VISIBLE state set in their AccessibleStateSets.
    
    Specified by:
    
    isVisible in interface AccessibleComponent
    
    Returns:
    true if object is visible; otherwise, false
    See Also:
    AccessibleComponent.setVisible(boolean), AccessibleContext.getAccessibleStateSet(), AccessibleState.VISIBLE, AccessibleStateSet
  - setVisible
```
public void setVisible(boolean b)
```
    Description copied from interface: AccessibleComponent
    
    Sets the visible state of the object.
    
    Specified by:
    
    setVisible in interface AccessibleComponent
    
    Parameters:
    b - if true, shows this object; otherwise, hides it
    See Also:
    AccessibleComponent.isVisible()
  - isShowing
```
public boolean isShowing()
```
    Description copied from interface: AccessibleComponent
    
    Determines if the object is showing. This is determined by checking the visibility of the object and its ancestors. Note: this will return true even if the object is obscured by another (for example, it is underneath a menu that was pulled down).
    
    Specified by:
    
    isShowing in interface AccessibleComponent
    
    Returns:
    true if object is showing; otherwise, false
  - contains
```
public boolean contains(Point p)
```
    Description copied from interface: AccessibleComponent
    
    Checks whether the specified point is within this object's bounds, where the point's x and y coordinates are defined to be relative to the coordinate system of the object.
    
    Specified by:
    
    contains in interface AccessibleComponent
    
    Parameters:
    p - the Point relative to the coordinate system of the object
    
    Returns:
    true if object contains Point; otherwise false
    See Also:
    AccessibleComponent.getBounds()
  - getLocationOnScreen
```
public Point getLocationOnScreen()
```
    Description copied from interface: AccessibleComponent
    
    Returns the location of the object on the screen.
    
    Specified by:
    
    getLocationOnScreen in interface AccessibleComponent
    
    Returns:
    the location of the object on screen; null if this object is not on the screen
    See Also:
    AccessibleComponent.getBounds(), AccessibleComponent.getLocation()
  - getLocationInJTree
```
protected Point getLocationInJTree()
```
  - getLocation
```
public Point getLocation()
```
    Description copied from interface: AccessibleComponent
    
    Gets the location of the object relative to the parent in the form of a point specifying the object's top-left corner in the screen's coordinate space.
    
    Specified by:
    
    getLocation in interface AccessibleComponent
    
    Returns:
    An instance of Point representing the top-left corner of the object's bounds in the coordinate space of the screen; null if this object or its parent are not on the screen
    See Also:
    AccessibleComponent.getBounds(), AccessibleComponent.getLocationOnScreen()
  - setLocation
```
public void setLocation(Point p)
```
    Description copied from interface: AccessibleComponent
    
    Sets the location of the object relative to the parent.
    
    Specified by:
    
    setLocation in interface AccessibleComponent
    
    Parameters:
    p - the new position for the top-left corner
    See Also:
    AccessibleComponent.getLocation()
  - getBounds
```
public Rectangle getBounds()
```
    Description copied from interface: AccessibleComponent
    
    Gets the bounds of this object in the form of a Rectangle object. The bounds specify this object's width, height, and location relative to its parent.
    
    Specified by:
    
    getBounds in interface AccessibleComponent
    
    Returns:
    A rectangle indicating this component's bounds; null if this object is not on the screen.
    See Also:
    AccessibleComponent.contains(java.awt.Point)
  - setBounds
```
public void setBounds(Rectangle r)
```
    Description copied from interface: AccessibleComponent
    
    Sets the bounds of this object in the form of a Rectangle object. The bounds specify this object's width, height, and location relative to its parent.
    
    Specified by:
    
    setBounds in interface AccessibleComponent
    
    Parameters:
    r - rectangle indicating this component's bounds
    See Also:
    AccessibleComponent.getBounds()
  - getSize
```
public Dimension getSize()
```
    Description copied from interface: AccessibleComponent
    
    Returns the size of this object in the form of a Dimension object. The height field of the Dimension object contains this object's height, and the width field of the Dimension object contains this object's width.
    
    Specified by:
    
    getSize in interface AccessibleComponent
    
    Returns:
    A Dimension object that indicates the size of this component; null if this object is not on the screen
    See Also:
    AccessibleComponent.setSize(java.awt.Dimension)
  - setSize
```
public void setSize(Dimension d)
```
    Description copied from interface: AccessibleComponent
    
    Resizes this object so that it has width and height.
    
    Specified by:
    
    setSize in interface AccessibleComponent
    
    Parameters:
    d - The dimension specifying the new size of the object.
    See Also:
    AccessibleComponent.getSize()
  - getAccessibleAt
```
public Accessible getAccessibleAt(Point p)
```
    Returns the Accessible child, if one exists, contained at the local coordinate Point. Otherwise returns null.
    
    Specified by:
    
    getAccessibleAt in interface AccessibleComponent
    
    Parameters:
    p - point in local coordinates of this Accessible
    
    Returns:
    the Accessible, if it exists, at the specified location; else null
  - isFocusTraversable
```
public boolean isFocusTraversable()
```
    Description copied from interface: AccessibleComponent
    
    Returns whether this object can accept focus or not. Objects that can accept focus will also have the AccessibleState.FOCUSABLE state set in their AccessibleStateSets.
    
    Specified by:
    
    isFocusTraversable in interface AccessibleComponent
    
    Returns:
    true if object can accept focus; otherwise false
    See Also:
    AccessibleContext.getAccessibleStateSet(), AccessibleState.FOCUSABLE, AccessibleState.FOCUSED, AccessibleStateSet
  - requestFocus
```
public void requestFocus()
```
    Description copied from interface: AccessibleComponent
    
    Requests focus for this object. If this object cannot accept focus, nothing will happen. Otherwise, the object will attempt to take focus.
    
    Specified by:
    
    requestFocus in interface AccessibleComponent
    
    See Also:
    AccessibleComponent.isFocusTraversable()
  - addFocusListener
```
public void addFocusListener(FocusListener l)
```
    Description copied from interface: AccessibleComponent
    
    Adds the specified focus listener to receive focus events from this component.
    
    Specified by:
    
    addFocusListener in interface AccessibleComponent
    
    Parameters:
    l - the focus listener
    See Also:
    AccessibleComponent.removeFocusListener(java.awt.event.FocusListener)
  - removeFocusListener
```
public void removeFocusListener(FocusListener l)
```
    Description copied from interface: AccessibleComponent
    
    Removes the specified focus listener so it no longer receives focus events from this component.
    
    Specified by:
    
    removeFocusListener in interface AccessibleComponent
    
    Parameters:
    l - the focus listener
    See Also:
    AccessibleComponent.addFocusListener(java.awt.event.FocusListener)
  - getAccessibleSelectionCount
```
public int getAccessibleSelectionCount()
```
    Returns the number of items currently selected. If no items are selected, the return value will be 0.
    
    Specified by:
    
    getAccessibleSelectionCount in interface AccessibleSelection
    
    Returns:
    the number of items currently selected.
  - getAccessibleSelection
```
public Accessible getAccessibleSelection(int i)
```
    Returns an Accessible representing the specified selected item in the object. If there isn't a selection, or there are fewer items selected than the integer passed in, the return value will be null.
    
    Specified by:
    
    getAccessibleSelection in interface AccessibleSelection
    
    Parameters:
    i - the zero-based index of selected items
    
    Returns:
    an Accessible containing the selected item
    See Also:
    AccessibleSelection.getAccessibleSelectionCount()
  - 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 zero-based index of the child in this Accessible object.
    
    Returns:
    true if the current child of this object is selected; else false.
    See Also:
    AccessibleContext.getAccessibleChild(int)
  - addAccessibleSelection
```
public void addAccessibleSelection(int i)
```
    Adds the specified selected item in the object to the object's selection. If the object supports multiple selections, the specified item is added to any existing selection, otherwise it replaces any existing selection in the object. If the specified item is already selected, this method has no effect.
    
    Specified by:
    
    addAccessibleSelection in interface AccessibleSelection
    
    Parameters:
    i - the zero-based index of selectable items
    See Also:
    AccessibleContext.getAccessibleChild(int)
  - removeAccessibleSelection
```
public void removeAccessibleSelection(int i)
```
    Removes the specified selected item in the object from the object's selection. If the specified item isn't currently selected, this method has no effect.
    
    Specified by:
    
    removeAccessibleSelection in interface AccessibleSelection
    
    Parameters:
    i - the zero-based index of selectable items
    See Also:
    AccessibleContext.getAccessibleChild(int)
  - clearAccessibleSelection
```
public void clearAccessibleSelection()
```
    Clears the selection in the object, so that nothing in the object is selected.
    
    Specified by:
    
    clearAccessibleSelection in interface AccessibleSelection
  - 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
  - getAccessibleActionCount
```
public int getAccessibleActionCount()
```
    Returns the number of accessible actions available in this tree node. If this node is not a leaf, there is at least one action (toggle expand), in addition to any available on the object behind the TreeCellRenderer.
    
    Specified by:
    
    getAccessibleActionCount in interface AccessibleAction
    
    Returns:
    the number of Actions in this object
  - getAccessibleActionDescription
```
public String getAccessibleActionDescription(int i)
```
    Return a description of the specified action of the tree node. If this node is not a leaf, there is at least one action description (toggle expand), in addition to any available on the object behind the TreeCellRenderer.
    
    Specified by:
    
    getAccessibleActionDescription in interface AccessibleAction
    
    Parameters:
    i - zero-based index of the actions
    
    Returns:
    a description of the action
    See Also:
    AccessibleAction.getAccessibleActionCount()
  - doAccessibleAction
```
public boolean doAccessibleAction(int i)
```
    Perform the specified Action on the tree node. If this node is not a leaf, there is at least one action which can be done (toggle expand), in addition to any available on the object behind the TreeCellRenderer.
    
    Specified by:
    
    doAccessibleAction in interface AccessibleAction
    
    Parameters:
    i - zero-based index of actions
    
    Returns:
    true if the the action was performed; else false.
    See Also:
    AccessibleAction.getAccessibleActionCount()

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Bij voorbaat dank.

Document heeft de 11/06/2005 gemaakt, de laatste keer de 04/03/2020 gewijzigd
Bron van het afgedrukte document:https://www.gaudry.be/nl/java-api-rf-javax/swing/jtree.accessiblejtree.accessiblejtreenode.html

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Referenties

Manuel PHP : https://docs.oracle.com

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Inhoudsopgave Haut

Class JTree. AccessibleJTree. AccessibleJTreeNode

Field Summary

Fields inherited from class javax.accessibility.AccessibleContext

Fields inherited from interface javax.accessibility.AccessibleAction

Constructor Summary

Method Summary

Methods inherited from class javax.accessibility.AccessibleContext

Methods inherited from class java.lang.Object

Constructor Detail

JTree.AccessibleJTree.AccessibleJTreeNode

Method Detail

getAccessibleContext

getAccessibleName

setAccessibleName

getAccessibleDescription

setAccessibleDescription

getAccessibleRole

getAccessibleStateSet

getAccessibleParent

getAccessibleIndexInParent

getAccessibleChildrenCount

getAccessibleChild

getLocale

addPropertyChangeListener

removePropertyChangeListener

getAccessibleAction

getAccessibleComponent

getAccessibleSelection

getAccessibleText

getAccessibleValue

getBackground

setBackground

getForeground

setForeground

getCursor

setCursor

getFont

setFont

getFontMetrics

isEnabled

setEnabled

isVisible

setVisible

isShowing

contains

getLocationOnScreen

getLocationInJTree

getLocation

setLocation

getBounds

setBounds

getSize

setSize

getAccessibleAt

isFocusTraversable

requestFocus

addFocusListener

removeFocusListener

getAccessibleSelectionCount

getAccessibleSelection

isAccessibleChildSelected

addAccessibleSelection

removeAccessibleSelection

clearAccessibleSelection

selectAllAccessibleSelection

getAccessibleActionCount

getAccessibleActionDescription

doAccessibleAction

Referenties