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- 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 JavaBeansTM has been added to the
java.beans
package. Please seeXMLEncoder
.
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Nested Class Summary
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Nested classes/interfaces inherited from class javax.swing.JComponent.AccessibleJComponent
JComponent.AccessibleJComponent.AccessibleContainerHandler, JComponent.AccessibleJComponent.AccessibleFocusHandler
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Nested classes/interfaces inherited from class java.awt.Component.AccessibleAWTComponent
Component.AccessibleAWTComponent.AccessibleAWTComponentHandler, Component.AccessibleAWTComponent.AccessibleAWTFocusHandler
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Field Summary
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Fields inherited from class javax.swing.JComponent.AccessibleJComponent
accessibleFocusHandler
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Fields inherited from class java.awt.Container.AccessibleAWTContainer
accessibleContainerHandler
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Fields inherited from class java.awt.Component.AccessibleAWTComponent
accessibleAWTComponentHandler, accessibleAWTFocusHandler
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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
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Constructor Summary
Constructors Modifier Constructor and Description protected
JLabel.AccessibleJLabel()
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Method Summary
Methods Modifier and Type Method and Description AccessibleIcon[]
getAccessibleIcon()
Get the AccessibleIcons associated with this object if one or more exist.AccessibleKeyBinding
getAccessibleKeyBinding()
Returns key bindings associated with this objectString
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 indexRectangle
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 textString
getToolTipText()
Returns the tool tip text-
Methods inherited from class javax.swing.JComponent.AccessibleJComponent
addPropertyChangeListener, getAccessibleChild, getAccessibleChildrenCount, getAccessibleDescription, getAccessibleStateSet, getBorderTitle, removePropertyChangeListener
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Methods inherited from class java.awt.Container.AccessibleAWTContainer
getAccessibleAt
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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
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Methods inherited from class javax.accessibility.AccessibleContext
firePropertyChange, getAccessibleAction, getAccessibleEditableText, getAccessibleSelection, getAccessibleTable, getAccessibleValue, setAccessibleDescription, setAccessibleName, setAccessibleParent
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Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
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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
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Method Detail
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getAccessibleName
public String getAccessibleName()
Get the accessible name of this object.- Overrides:
getAccessibleName
in classJComponent.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)
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getAccessibleRole
public AccessibleRole getAccessibleRole()
Get the role of this object.- Overrides:
getAccessibleRole
in classJComponent.AccessibleJComponent
- Returns:
- an instance of AccessibleRole describing the role of the object
- See Also:
AccessibleRole
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getAccessibleIcon
public AccessibleIcon[] getAccessibleIcon()
Get the AccessibleIcons associated with this object if one or more exist. Otherwise return null.- Overrides:
getAccessibleIcon
in classAccessibleContext
- Returns:
- an array of AccessibleIcon if supported by object; otherwise return null
- Since:
- 1.3
- See Also:
AccessibleIcon
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getAccessibleRelationSet
public AccessibleRelationSet getAccessibleRelationSet()
Get the AccessibleRelationSet associated with this object if one exists. Otherwise return null.- Overrides:
getAccessibleRelationSet
in classAccessibleContext
- Returns:
- an AccessibleRelationSet if supported by object; otherwise return null
- Since:
- 1.3
- See Also:
AccessibleRelation
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getAccessibleText
public AccessibleText getAccessibleText()
Description copied from class:AccessibleContext
Gets the AccessibleText associated with this object presenting text on the display.- Overrides:
getAccessibleText
in classAccessibleContext
- Returns:
- AccessibleText if supported by object; else return null
- See Also:
AccessibleText
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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 interfaceAccessibleText
- 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
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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 interfaceAccessibleText
- 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
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getCharCount
public int getCharCount()
Return the number of characters (valid indicies)- Specified by:
getCharCount
in interfaceAccessibleText
- Returns:
- the number of characters
- Since:
- 1.3
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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 interfaceAccessibleText
- Returns:
- the zero-based offset of the caret.
- Since:
- 1.3
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getAtIndex
public String getAtIndex(int part, int index)
Returns the String at a given index.- Specified by:
getAtIndex
in interfaceAccessibleText
- Parameters:
part
- the AccessibleText.CHARACTER, AccessibleText.WORD, or AccessibleText.SENTENCE to retrieveindex
- an index within the text >= 0- Returns:
- the letter, word, or sentence, null for an invalid index or part
- Since:
- 1.3
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getAfterIndex
public String getAfterIndex(int part, int index)
Returns the String after a given index.- Specified by:
getAfterIndex
in interfaceAccessibleText
- Parameters:
part
- the AccessibleText.CHARACTER, AccessibleText.WORD, or AccessibleText.SENTENCE to retrieveindex
- an index within the text >= 0- Returns:
- the letter, word, or sentence, null for an invalid index or part
- Since:
- 1.3
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getBeforeIndex
public String getBeforeIndex(int part, int index)
Returns the String before a given index.- Specified by:
getBeforeIndex
in interfaceAccessibleText
- Parameters:
part
- the AccessibleText.CHARACTER, AccessibleText.WORD, or AccessibleText.SENTENCE to retrieveindex
- an index within the text >= 0- Returns:
- the letter, word, or sentence, null for an invalid index or part
- Since:
- 1.3
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getCharacterAttribute
public AttributeSet getCharacterAttribute(int i)
Return the AttributeSet for a given character at a given index- Specified by:
getCharacterAttribute
in interfaceAccessibleText
- Parameters:
i
- the zero-based index into the text- Returns:
- the AttributeSet of the character
- Since:
- 1.3
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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 interfaceAccessibleText
- Returns:
- the index into the text of the start of the selection
- Since:
- 1.3
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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 interfaceAccessibleText
- Returns:
- the index into teh text of the end of the selection
- Since:
- 1.3
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getSelectedText
public String getSelectedText()
Returns the portion of the text that is selected.- Specified by:
getSelectedText
in interfaceAccessibleText
- Returns:
- the String portion of the text that is selected
- Since:
- 1.3
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getToolTipText
public String getToolTipText()
Returns the tool tip text- Specified by:
getToolTipText
in interfaceAccessibleExtendedComponent
- Overrides:
getToolTipText
in classJComponent.AccessibleJComponent
- Returns:
- the tool tip text, if supported, of the object; otherwise, null
- Since:
- 1.4
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getTitledBorderText
public String getTitledBorderText()
Returns the titled border text- Specified by:
getTitledBorderText
in interfaceAccessibleExtendedComponent
- Overrides:
getTitledBorderText
in classJComponent.AccessibleJComponent
- Returns:
- the titled border text, if supported, of the object; otherwise, null
- Since:
- 1.4
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getAccessibleKeyBinding
public AccessibleKeyBinding getAccessibleKeyBinding()
Returns key bindings associated with this object- Specified by:
getAccessibleKeyBinding
in interfaceAccessibleExtendedComponent
- Overrides:
getAccessibleKeyBinding
in classJComponent.AccessibleJComponent
- Returns:
- the key bindings, if supported, of the object; otherwise, null
- Since:
- 1.4
- See Also:
AccessibleKeyBinding
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Dokument erstellt 11/06/2005, zuletzt geändert 04/03/2020
Quelle des gedruckten Dokuments:https://www.gaudry.be/de/java-api-rf-javax/swing/jlabel.accessiblejlabel.html/.html/
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