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javax.swing
Class JLabel.AccessibleJLabel

java.lang.Object
  javax.accessibility.AccessibleContext
      java.awt.Component.AccessibleAWTComponent
          java.awt.Container.AccessibleAWTContainer
              javax.swing.JComponent.AccessibleJComponent
                  javax.swing.JLabel.AccessibleJLabel

All Implemented Interfaces:

Serializable, AccessibleComponent, AccessibleExtendedComponent, AccessibleText

Enclosing class:

JLabel

protected class JLabel.AccessibleJLabel
extends JComponent.AccessibleJComponent
implements AccessibleText, AccessibleExtendedComponent

The class used to obtain the accessible role for this object.

Warning: Serialized objects of this class will not be compatible with future Swing releases. The current serialization support is appropriate for short term storage or RMI between applications running the same version of Swing. As of 1.4, support for long term storage of all JavaBeans^TM has been added to the java.beans package. Please see XMLEncoder.

Nested Class Summary

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

Fields inherited from interface javax.accessibility.AccessibleText

CHARACTER, SENTENCE, WORD

Constructor Summary

protected

JLabel.AccessibleJLabel()

Method Summary

AccessibleIcon[]	getAccessibleIcon() Get the AccessibleIcons associated with this object if one or more exist.
AccessibleKeyBinding	getAccessibleKeyBinding() Returns key bindings associated with this object
String	getAccessibleName() Get the accessible name of this object.
AccessibleRelationSet	getAccessibleRelationSet() Get the AccessibleRelationSet associated with this object if one exists.
AccessibleRole	getAccessibleRole() Get the role of this object.
AccessibleText	getAccessibleText() Gets the AccessibleText associated with this object presenting text on the display.
String	getAfterIndex(int part, int index) Returns the String after a given index.
String	getAtIndex(int part, int index) Returns the String at a given index.
String	getBeforeIndex(int part, int index) Returns the String before a given index.
int	getCaretPosition() Return the zero-based offset of the caret.
AttributeSet	getCharacterAttribute(int i) Return the AttributeSet for a given character at a given index
Rectangle	getCharacterBounds(int i) Determine the bounding box of the character at the given index into the string.
int	getCharCount() Return the number of characters (valid indicies)
int	getIndexAtPoint(Point p) Given a point in local coordinates, return the zero-based index of the character under that Point.
String	getSelectedText() Returns the portion of the text that is selected.
int	getSelectionEnd() Returns the end offset within the selected text.
int	getSelectionStart() Returns the start offset within the selected text.
String	getTitledBorderText() Returns the titled border text
String	getToolTipText() Returns the tool tip text

Methods inherited from class javax.swing.JComponent.AccessibleJComponent

addPropertyChangeListener, getAccessibleChild, getAccessibleChildrenCount, getAccessibleDescription, getAccessibleStateSet, getBorderTitle, removePropertyChangeListener

Methods inherited from class java.awt.Container.AccessibleAWTContainer

getAccessibleAt

Methods inherited from class java.awt.Component.AccessibleAWTComponent

addFocusListener, contains, getAccessibleComponent, getAccessibleIndexInParent, 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, getAccessibleSelection, getAccessibleTable, 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, getAccessibleAt, 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

JLabel.AccessibleJLabel

protected JLabel.AccessibleJLabel()

Method Detail

getAccessibleName

public String getAccessibleName()

Get the accessible name of this object.

Overrides:

getAccessibleName in class JComponent.AccessibleJComponent

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)

getAccessibleRole

public AccessibleRole getAccessibleRole()

Get the role of this object.

Overrides:

getAccessibleRole in class JComponent.AccessibleJComponent

Returns:

an instance of AccessibleRole describing the role of the object

See Also:

AccessibleRole

getAccessibleIcon

public AccessibleIcon[] getAccessibleIcon()

Get the AccessibleIcons associated with this object if one or more exist. Otherwise return null.

Overrides:

getAccessibleIcon in class AccessibleContext

Returns:

an array of AccessibleIcon if supported by object; otherwise return null

Since:

1.3

See Also:

AccessibleIcon

getAccessibleRelationSet

public AccessibleRelationSet getAccessibleRelationSet()

Get the AccessibleRelationSet associated with this object if one exists. Otherwise return null.

Overrides:

getAccessibleRelationSet in class AccessibleContext

Returns:

an AccessibleRelationSet if supported by object; otherwise return null

Since:

1.3

See Also:

AccessibleRelation

getAccessibleText

public AccessibleText getAccessibleText()

Description copied from class: AccessibleContext

Gets the AccessibleText associated with this object presenting text on the display.

Overrides:

getAccessibleText in class AccessibleContext

Returns:

AccessibleText if supported by object; else return null

See Also:

AccessibleText

getIndexAtPoint

public int getIndexAtPoint(Point p)

Given a point in local coordinates, return the zero-based index of the character under that Point. If the point is invalid, this method returns -1.

Specified by:

getIndexAtPoint in interface AccessibleText

Parameters:

p - the Point in local coordinates

Returns:

the zero-based index of the character under Point p; if Point is invalid returns -1.

Since:

1.3

getCharacterBounds

public Rectangle getCharacterBounds(int i)

Determine the bounding box of the character at the given index into the string. The bounds are returned in local coordinates. If the index is invalid an empty rectangle is returned.

Specified by:

getCharacterBounds in interface AccessibleText

Parameters:

i - the index into the String

Returns:

the screen coordinates of the character's the bounding box, if index is invalid returns an empty rectangle.

Since:

1.3

getCharCount

public int getCharCount()

Return the number of characters (valid indicies)

Specified by:

getCharCount in interface AccessibleText

Returns:

the number of characters

Since:

1.3

getCaretPosition

public int getCaretPosition()

Return the zero-based offset of the caret. Note: That to the right of the caret will have the same index value as the offset (the caret is between two characters).

Specified by:

getCaretPosition in interface AccessibleText

Returns:

the zero-based offset of the caret.

Since:

1.3

getAtIndex

public String getAtIndex(int part,
                         int index)

Returns the String at a given index.

Specified by:

getAtIndex in interface AccessibleText

Parameters:

part - the AccessibleText.CHARACTER, AccessibleText.WORD, or AccessibleText.SENTENCE to retrieve

index - an index within the text >= 0

Returns:

the letter, word, or sentence, null for an invalid index or part

Since:

1.3

getAfterIndex

public String getAfterIndex(int part,
                            int index)

Returns the String after a given index.

Specified by:

getAfterIndex in interface AccessibleText

Parameters:

part - the AccessibleText.CHARACTER, AccessibleText.WORD, or AccessibleText.SENTENCE to retrieve

index - an index within the text >= 0

Returns:

the letter, word, or sentence, null for an invalid index or part

Since:

1.3

getBeforeIndex

public String getBeforeIndex(int part,
                             int index)

Returns the String before a given index.

Specified by:

getBeforeIndex in interface AccessibleText

Parameters:

part - the AccessibleText.CHARACTER, AccessibleText.WORD, or AccessibleText.SENTENCE to retrieve

index - an index within the text >= 0

Returns:

the letter, word, or sentence, null for an invalid index or part

Since:

1.3

getCharacterAttribute

public AttributeSet getCharacterAttribute(int i)

Return the AttributeSet for a given character at a given index

Specified by:

getCharacterAttribute in interface AccessibleText

Parameters:

i - the zero-based index into the text

Returns:

the AttributeSet of the character

Since:

1.3

getSelectionStart

public int getSelectionStart()

Returns the start offset within the selected text. If there is no selection, but there is a caret, the start and end offsets will be the same.

Specified by:

getSelectionStart in interface AccessibleText

Returns:

the index into the text of the start of the selection

Since:

1.3

getSelectionEnd

public int getSelectionEnd()

Returns the end offset within the selected text. If there is no selection, but there is a caret, the start and end offsets will be the same.

Specified by:

getSelectionEnd in interface AccessibleText

Returns:

the index into teh text of the end of the selection

Since:

1.3

getSelectedText

public String getSelectedText()

Returns the portion of the text that is selected.

Specified by:

getSelectedText in interface AccessibleText

Returns:

the String portion of the text that is selected

Since:

1.3

getToolTipText

public String getToolTipText()

Returns the tool tip text

Specified by:

getToolTipText in interface AccessibleExtendedComponent

Overrides:

getToolTipText in class JComponent.AccessibleJComponent

Returns:

the tool tip text, if supported, of the object; otherwise, null

Since:

1.4

getTitledBorderText

public String getTitledBorderText()

Returns the titled border text

Specified by:

getTitledBorderText in interface AccessibleExtendedComponent

Overrides:

getTitledBorderText in class JComponent.AccessibleJComponent

Returns:

the titled border text, if supported, of the object; otherwise, null

Since:

1.4

getAccessibleKeyBinding

public AccessibleKeyBinding getAccessibleKeyBinding()

Returns key bindings associated with this object

Specified by:

getAccessibleKeyBinding in interface AccessibleExtendedComponent

Overrides:

getAccessibleKeyBinding in class JComponent.AccessibleJComponent

Returns:

the key bindings, if supported, of the object; otherwise, null

Since:

1.4

See Also:

AccessibleKeyBinding