Accessible
, AccessibleAction
, AccessibleComponent
, AccessibleSelection
JTree.AccessibleJTree
protected class JTree.AccessibleJTree.AccessibleJTreeNode extends AccessibleContext implements Accessible, AccessibleComponent, AccessibleSelection, AccessibleAction
JTree
child. It provides an implementation of the Java Accessibility API appropriate to tree nodes.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
CLICK, DECREMENT, INCREMENT, TOGGLE_EXPAND, TOGGLE_POPUP
Constructor | Description |
---|---|
AccessibleJTreeNode |
Constructs an AccessibleJTreeNode |
Modifier and Type | Method | Description |
---|---|---|
void |
addAccessibleSelection |
Adds the specified selected item in the object to the object's selection. |
void |
addFocusListener |
Adds the specified focus listener to receive focus events from this component. |
void |
addPropertyChangeListener |
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 |
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 |
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 |
Return a description of the specified action of the tree node. |
Accessible |
getAccessibleAt |
Returns the Accessible child, if one exists, contained at the local coordinate Point . |
Accessible |
getAccessibleChild |
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 |
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 |
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() |
Returns the relative location of the node |
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 |
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 |
Removes the specified selected item in the object from the object's selection. |
void |
removeFocusListener |
Removes the specified focus listener so it no longer receives focus events from this component. |
void |
removePropertyChangeListener |
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 |
Set the accessible description of this object. |
void |
setAccessibleName |
Set the localized accessible name of this object. |
void |
setBackground |
Set the background color of this object. |
void |
setBounds |
Sets the bounds of this object in the form of a Rectangle object. |
void |
setCursor |
Sets the cursor of this object. |
void |
setEnabled |
Sets the enabled state of the object. |
void |
setFont |
Sets the font of this object. |
void |
setForeground |
Sets the foreground color of this object. |
void |
setLocation |
Sets the location of the object relative to the parent. |
void |
setSize |
Resizes this object so that it has width and height. |
void |
setVisible |
Sets the visible state of the object. |
firePropertyChange, getAccessibleEditableText, getAccessibleIcon, getAccessibleRelationSet, getAccessibleTable, setAccessibleParent
public AccessibleJTreeNode(JTree t, TreePath p, Accessible ap)
t
- an instance of JTree
p
- an instance of TreePath
ap
- an instance of Accessible
public AccessibleContext getAccessibleContext()
getAccessibleContext
in interface Accessible
public String getAccessibleName()
getAccessibleName
in class AccessibleContext
public void setAccessibleName(String s)
setAccessibleName
in class AccessibleContext
s
- the new localized name of the object.public String getAccessibleDescription()
getAccessibleDescription
in class AccessibleContext
public void setAccessibleDescription(String s)
setAccessibleDescription
in class AccessibleContext
s
- the new localized description of the objectpublic AccessibleRole getAccessibleRole()
getAccessibleRole
in class AccessibleContext
public AccessibleStateSet getAccessibleStateSet()
getAccessibleStateSet
in class AccessibleContext
public Accessible getAccessibleParent()
getAccessibleParent
in class AccessibleContext
public int getAccessibleIndexInParent()
getAccessibleIndexInParent
in class AccessibleContext
public int getAccessibleChildrenCount()
getAccessibleChildrenCount
in class AccessibleContext
public Accessible getAccessibleChild(int i)
getAccessibleChild
in class AccessibleContext
i
- zero-based index of childpublic Locale getLocale()
getLocale
in class AccessibleContext
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.public void addPropertyChangeListener(PropertyChangeListener l)
addPropertyChangeListener
in class AccessibleContext
l
- The PropertyChangeListener to be addedpublic void removePropertyChangeListener(PropertyChangeListener l)
removePropertyChangeListener
in class AccessibleContext
l
- The PropertyChangeListener to be removedpublic AccessibleAction getAccessibleAction()
getAccessibleAction
in class AccessibleContext
public AccessibleComponent getAccessibleComponent()
getAccessibleComponent
in class AccessibleContext
public AccessibleSelection getAccessibleSelection()
getAccessibleSelection
in class AccessibleContext
public AccessibleText getAccessibleText()
getAccessibleText
in class AccessibleContext
public AccessibleValue getAccessibleValue()
getAccessibleValue
in class AccessibleContext
public Color getBackground()
getBackground
in interface AccessibleComponent
public void setBackground(Color c)
setBackground
in interface AccessibleComponent
c
- the new Color for the backgroundpublic Color getForeground()
getForeground
in interface AccessibleComponent
public void setForeground(Color c)
AccessibleComponent
setForeground
in interface AccessibleComponent
c
- the new color for the foregroundpublic Cursor getCursor()
AccessibleComponent
getCursor
in interface AccessibleComponent
null
public void setCursor(Cursor c)
AccessibleComponent
setCursor
in interface AccessibleComponent
c
- the new cursor for the objectpublic Font getFont()
AccessibleComponent
getFont
in interface AccessibleComponent
null
public void setFont(Font f)
AccessibleComponent
setFont
in interface AccessibleComponent
f
- the new font for the objectpublic FontMetrics getFontMetrics(Font f)
AccessibleComponent
FontMetrics
of this object.getFontMetrics
in interface AccessibleComponent
f
- the font for which font metrics is to be obtainedFontMetrics
, if supported, the object; otherwise, null
public boolean isEnabled()
AccessibleComponent
AccessibleState.ENABLED
state set in their AccessibleStateSets
.isEnabled
in interface AccessibleComponent
true
if object is enabled; otherwise, false
public void setEnabled(boolean b)
AccessibleComponent
setEnabled
in interface AccessibleComponent
b
- if true
, enables this object; otherwise, disables itpublic boolean isVisible()
AccessibleComponent
AccessibleComponent.isShowing()
Objects that are visible will also have the AccessibleState.VISIBLE
state set in their AccessibleStateSets
.
isVisible
in interface AccessibleComponent
true
if object is visible; otherwise, false
public void setVisible(boolean b)
AccessibleComponent
setVisible
in interface AccessibleComponent
b
- if true
, shows this object; otherwise, hides itpublic boolean isShowing()
AccessibleComponent
true
even if the object is obscured by another (for example, it is underneath a menu that was pulled down).isShowing
in interface AccessibleComponent
true
if object is showing; otherwise, false
public boolean contains(Point p)
AccessibleComponent
contains
in interface AccessibleComponent
p
- the point relative to the coordinate system of the objecttrue
if object contains point; otherwise false
public Point getLocationOnScreen()
AccessibleComponent
getLocationOnScreen
in interface AccessibleComponent
null
if this object is not on the screenprotected Point getLocationInJTree()
public Point getLocation()
AccessibleComponent
getLocation
in interface AccessibleComponent
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 screenpublic void setLocation(Point p)
AccessibleComponent
setLocation
in interface AccessibleComponent
p
- the new position for the top-left cornerpublic Rectangle getBounds()
AccessibleComponent
Rectangle
object. The bounds specify this object's width, height, and location relative to its parent.getBounds
in interface AccessibleComponent
null
if this object is not on the screen.public void setBounds(Rectangle r)
AccessibleComponent
Rectangle
object. The bounds specify this object's width, height, and location relative to its parent.setBounds
in interface AccessibleComponent
r
- rectangle indicating this component's boundspublic Dimension getSize()
AccessibleComponent
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.getSize
in interface AccessibleComponent
Dimension
object that indicates the size of this component; null
if this object is not on the screenpublic void setSize(Dimension d)
AccessibleComponent
setSize
in interface AccessibleComponent
d
- The dimension specifying the new size of the objectpublic Accessible getAccessibleAt(Point p)
Accessible
child, if one exists, contained at the local coordinate Point
. Otherwise returns null
.getAccessibleAt
in interface AccessibleComponent
p
- point in local coordinates of this Accessible
Accessible
, if it exists, at the specified location; else null
public boolean isFocusTraversable()
AccessibleComponent
AccessibleState.FOCUSABLE
state set in their AccessibleStateSets
.isFocusTraversable
in interface AccessibleComponent
true
if object can accept focus; otherwise false
public void requestFocus()
AccessibleComponent
requestFocus
in interface AccessibleComponent
public void addFocusListener(FocusListener l)
AccessibleComponent
addFocusListener
in interface AccessibleComponent
l
- the focus listenerpublic void removeFocusListener(FocusListener l)
AccessibleComponent
removeFocusListener
in interface AccessibleComponent
l
- the focus listenerpublic int getAccessibleSelectionCount()
getAccessibleSelectionCount
in interface AccessibleSelection
public Accessible getAccessibleSelection(int i)
getAccessibleSelection
in interface AccessibleSelection
i
- the zero-based index of selected itemspublic boolean isAccessibleChildSelected(int i)
isAccessibleChildSelected
in interface AccessibleSelection
i
- the zero-based index of the child in this Accessible object.true
if the current child of this object is selected; else false
public void addAccessibleSelection(int i)
addAccessibleSelection
in interface AccessibleSelection
i
- the zero-based index of selectable itemspublic void removeAccessibleSelection(int i)
removeAccessibleSelection
in interface AccessibleSelection
i
- the zero-based index of selectable itemspublic void clearAccessibleSelection()
clearAccessibleSelection
in interface AccessibleSelection
public void selectAllAccessibleSelection()
selectAllAccessibleSelection
in interface AccessibleSelection
public int getAccessibleActionCount()
getAccessibleActionCount
in interface AccessibleAction
public String getAccessibleActionDescription(int i)
getAccessibleActionDescription
in interface AccessibleAction
i
- zero-based index of the actionspublic boolean doAccessibleAction(int i)
doAccessibleAction
in interface AccessibleAction
i
- zero-based index of actions
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Documentation extracted from Debian's OpenJDK Development Kit package.
Licensed under the GNU General Public License, version 2, with the Classpath Exception.
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https://docs.oracle.com/en/java/javase/21/docs/api/java.desktop/javax/swing/JTree.AccessibleJTree.AccessibleJTreeNode.html