- java.lang.Object
- 
- javax.accessibility.AccessibleContext
- 
- java.awt.Component.AccessibleAWTComponent
- 
- java.awt.List.AccessibleAWTList.AccessibleAWTListChild
 
 
 
- 
- All Implemented Interfaces:
- Serializable,- Accessible,- AccessibleComponent
 - Enclosing class:
- List.AccessibleAWTList
 
 protected class List.AccessibleAWTList.AccessibleAWTListChild extends Component.AccessibleAWTComponent implements Accessible This class implements accessibility support for List children. It provides an implementation of the Java Accessibility API appropriate to list children user-interface elements.- Since:
- 1.3
- See Also:
- Serialized Form
 
- 
- 
Nested Class Summary- 
Nested classes/interfaces declared in class java.awt.Component.AccessibleAWTComponentComponent.AccessibleAWTComponent.AccessibleAWTComponentHandler, Component.AccessibleAWTComponent.AccessibleAWTFocusHandler
 
- 
 - 
Field Summary- 
Fields declared in class java.awt.Component.AccessibleAWTComponentaccessibleAWTComponentHandler, accessibleAWTFocusHandler
 - 
Fields declared in class javax.accessibility.AccessibleContextACCESSIBLE_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 SummaryConstructors Constructor Description AccessibleAWTListChild(List parent, int indexInParent)Constructs newAccessibleAWTListChildwith the given parentListand 0-based index of this object in the parent.
 - 
Method SummaryAll Methods Instance Methods Concrete Methods Modifier and Type Method Description voidaddFocusListener(FocusListener l)Adds the specified focus listener to receive focus events from this component.booleancontains(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.AccessiblegetAccessibleAt(Point p)Returns theAccessiblechild, if one exists, contained at the local coordinatePoint.AccessiblegetAccessibleChild(int i)Return the specified Accessible child of the object.intgetAccessibleChildrenCount()Returns the number of accessible children of the object.AccessibleContextgetAccessibleContext()Gets the AccessibleContext for this object.intgetAccessibleIndexInParent()Get the 0-based index of this object in its accessible parent.AccessibleRolegetAccessibleRole()Get the role of this object.AccessibleStateSetgetAccessibleStateSet()Get the state set of this object.ColorgetBackground()Get the background color of this object.RectanglegetBounds()Gets the bounds of this object in the form of a Rectangle object.CursorgetCursor()Get the Cursor of this object.FontgetFont()Get the Font of this object.FontMetricsgetFontMetrics(Font f)Get the FontMetrics of this object.ColorgetForeground()Get the foreground color of this object.LocalegetLocale()Gets the locale of the component.PointgetLocation()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.PointgetLocationOnScreen()Returns the location of the object on the screen.DimensiongetSize()Returns the size of this object in the form of a Dimension object.booleanisEnabled()Determine if the object is enabled.booleanisFocusTraversable()Returns whether this object can accept focus or not.booleanisShowing()Determine if the object is showing.booleanisVisible()Determine if the object is visible.voidremoveFocusListener(FocusListener l)Removes the specified focus listener so it no longer receives focus events from this component.voidrequestFocus()Requests focus for this object.voidsetBackground(Color c)Set the background color of this object.voidsetBounds(Rectangle r)Sets the bounds of this object in the form of a Rectangle object.voidsetCursor(Cursor cursor)Set the Cursor of this object.voidsetEnabled(boolean b)Set the enabled state of the object.voidsetFont(Font f)Set the Font of this object.voidsetForeground(Color c)Set the foreground color of this object.voidsetLocation(Point p)Sets the location of the object relative to the parent.voidsetSize(Dimension d)Resizes this object so that it has width and height.voidsetVisible(boolean b)Set the visible state of the object.- 
Methods declared in class java.awt.Component.AccessibleAWTComponentaddPropertyChangeListener, getAccessibleComponent, getAccessibleDescription, getAccessibleName, getAccessibleParent, removePropertyChangeListener
 - 
Methods declared in class javax.accessibility.AccessibleContextfirePropertyChange, getAccessibleAction, getAccessibleEditableText, getAccessibleIcon, getAccessibleRelationSet, getAccessibleSelection, getAccessibleTable, getAccessibleText, getAccessibleValue, setAccessibleDescription, setAccessibleName, setAccessibleParent
 
- 
 
- 
- 
- 
Constructor Detail- 
AccessibleAWTListChildpublic AccessibleAWTListChild(List parent, int indexInParent) Constructs newAccessibleAWTListChildwith the given parentListand 0-based index of this object in the parent.- Parameters:
- parent- the parent- List
- indexInParent- the index in the parent
 
 
- 
 - 
Method Detail- 
getAccessibleContextpublic AccessibleContext getAccessibleContext() Gets the AccessibleContext for this object. In the implementation of the Java Accessibility API for this class, return this object, which acts as its own AccessibleContext.- Specified by:
- getAccessibleContextin interface- Accessible
- Returns:
- this object
 
 - 
getAccessibleRolepublic AccessibleRole getAccessibleRole() Get the role of this object.- Overrides:
- getAccessibleRolein class- Component.AccessibleAWTComponent
- Returns:
- an instance of AccessibleRole describing the role of the object
- See Also:
- AccessibleRole
 
 - 
getAccessibleStateSetpublic AccessibleStateSet getAccessibleStateSet() Get the state set of this object. The AccessibleStateSet of an object is composed of a set of unique AccessibleState's. A change in the AccessibleStateSet of an object will cause a PropertyChangeEvent to be fired for the ACCESSIBLE_STATE_PROPERTY property.- Overrides:
- getAccessibleStateSetin class- Component.AccessibleAWTComponent
- Returns:
- an instance of AccessibleStateSet containing the current state set of the object
- See Also:
- AccessibleStateSet,- AccessibleState,- Component.AccessibleAWTComponent.addPropertyChangeListener(java.beans.PropertyChangeListener)
 
 - 
getLocalepublic Locale getLocale() Gets the locale of the component. If the component does not have a locale, then the locale of its parent is returned.- Overrides:
- getLocalein class- Component.AccessibleAWTComponent
- 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.
 
 - 
getAccessibleIndexInParentpublic int getAccessibleIndexInParent() Get the 0-based index of this object in its accessible parent.- Overrides:
- getAccessibleIndexInParentin class- Component.AccessibleAWTComponent
- Returns:
- the 0-based index of this object in its parent; -1 if this object does not have an accessible parent.
- See Also:
- Component.AccessibleAWTComponent.getAccessibleParent(),- getAccessibleChildrenCount(),- getAccessibleChild(int)
 
 - 
getAccessibleChildrenCountpublic int getAccessibleChildrenCount() Returns the number of accessible children of the object.- Overrides:
- getAccessibleChildrenCountin class- Component.AccessibleAWTComponent
- Returns:
- the number of accessible children of the object.
 
 - 
getAccessibleChildpublic Accessible getAccessibleChild(int i) Return the specified Accessible child of the object. The Accessible children of an Accessible object are zero-based, so the first child of an Accessible child is at index 0, the second child is at index 1, and so on.- Overrides:
- getAccessibleChildin class- Component.AccessibleAWTComponent
- Parameters:
- i- zero-based index of child
- Returns:
- the Accessible child of the object
- See Also:
- getAccessibleChildrenCount()
 
 - 
getBackgroundpublic Color getBackground() Get the background color of this object.- Specified by:
- getBackgroundin interface- AccessibleComponent
- Overrides:
- getBackgroundin class- Component.AccessibleAWTComponent
- Returns:
- the background color, if supported, of the object; otherwise, null
- See Also:
- setBackground(java.awt.Color)
 
 - 
setBackgroundpublic void setBackground(Color c) Set the background color of this object.- Specified by:
- setBackgroundin interface- AccessibleComponent
- Overrides:
- setBackgroundin class- Component.AccessibleAWTComponent
- Parameters:
- c- the new Color for the background
- See Also:
- setBackground(java.awt.Color)
 
 - 
getForegroundpublic Color getForeground() Get the foreground color of this object.- Specified by:
- getForegroundin interface- AccessibleComponent
- Overrides:
- getForegroundin class- Component.AccessibleAWTComponent
- Returns:
- the foreground color, if supported, of the object; otherwise, null
- See Also:
- setForeground(java.awt.Color)
 
 - 
setForegroundpublic void setForeground(Color c) Set the foreground color of this object.- Specified by:
- setForegroundin interface- AccessibleComponent
- Overrides:
- setForegroundin class- Component.AccessibleAWTComponent
- Parameters:
- c- the new Color for the foreground
- See Also:
- getForeground()
 
 - 
getCursorpublic Cursor getCursor() Get the Cursor of this object.- Specified by:
- getCursorin interface- AccessibleComponent
- Overrides:
- getCursorin class- Component.AccessibleAWTComponent
- Returns:
- the Cursor, if supported, of the object; otherwise, null
- See Also:
- setCursor(java.awt.Cursor)
 
 - 
setCursorpublic void setCursor(Cursor cursor) Set the Cursor of this object.The method may have no visual effect if the Java platform implementation and/or the native system do not support changing the mouse cursor shape. - Specified by:
- setCursorin interface- AccessibleComponent
- Overrides:
- setCursorin class- Component.AccessibleAWTComponent
- Parameters:
- cursor- the new Cursor for the object
- See Also:
- getCursor()
 
 - 
getFontpublic Font getFont() Get the Font of this object.- Specified by:
- getFontin interface- AccessibleComponent
- Overrides:
- getFontin class- Component.AccessibleAWTComponent
- Returns:
- the Font,if supported, for the object; otherwise, null
- See Also:
- setFont(java.awt.Font)
 
 - 
setFontpublic void setFont(Font f) Set the Font of this object.- Specified by:
- setFontin interface- AccessibleComponent
- Overrides:
- setFontin class- Component.AccessibleAWTComponent
- Parameters:
- f- the new Font for the object
- See Also:
- getFont()
 
 - 
getFontMetricspublic FontMetrics getFontMetrics(Font f) Get the FontMetrics of this object.- Specified by:
- getFontMetricsin interface- AccessibleComponent
- Overrides:
- getFontMetricsin class- Component.AccessibleAWTComponent
- Parameters:
- f- the Font
- Returns:
- the FontMetrics, if supported, the object; otherwise, null
- See Also:
- getFont()
 
 - 
isEnabledpublic boolean isEnabled() Determine if the object is enabled. Objects that are enabled will also have the AccessibleState.ENABLED state set in their AccessibleStateSet.- Specified by:
- isEnabledin interface- AccessibleComponent
- Overrides:
- isEnabledin class- Component.AccessibleAWTComponent
- Returns:
- true if object is enabled; otherwise, false
- See Also:
- setEnabled(boolean),- AccessibleContext.getAccessibleStateSet(),- AccessibleState.ENABLED,- AccessibleStateSet
 
 - 
setEnabledpublic void setEnabled(boolean b) Set the enabled state of the object.- Specified by:
- setEnabledin interface- AccessibleComponent
- Overrides:
- setEnabledin class- Component.AccessibleAWTComponent
- Parameters:
- b- if true, enables this object; otherwise, disables it
- See Also:
- isEnabled()
 
 - 
isVisiblepublic boolean isVisible() Determine 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 AccessibleStateSet. - Specified by:
- isVisiblein interface- AccessibleComponent
- Overrides:
- isVisiblein class- Component.AccessibleAWTComponent
- Returns:
- true if object is visible; otherwise, false
- See Also:
- setVisible(boolean),- AccessibleContext.getAccessibleStateSet(),- AccessibleState.VISIBLE,- AccessibleStateSet
 
 - 
setVisiblepublic void setVisible(boolean b) Set the visible state of the object.- Specified by:
- setVisiblein interface- AccessibleComponent
- Overrides:
- setVisiblein class- Component.AccessibleAWTComponent
- Parameters:
- b- if true, shows this object; otherwise, hides it
- See Also:
- isVisible()
 
 - 
isShowingpublic boolean isShowing() Determine if the object is showing. This is determined by checking the visibility of the object and visibility of the object ancestors. Note: this will return true even if the object is obscured by another (for example, it to object is underneath a menu that was pulled down).- Specified by:
- isShowingin interface- AccessibleComponent
- Overrides:
- isShowingin class- Component.AccessibleAWTComponent
- Returns:
- true if object is showing; otherwise, false
 
 - 
containspublic 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.- Specified by:
- containsin interface- AccessibleComponent
- Overrides:
- containsin class- Component.AccessibleAWTComponent
- Parameters:
- p- the Point relative to the coordinate system of the object
- Returns:
- true if object contains Point; otherwise false
- See Also:
- getBounds()
 
 - 
getLocationOnScreenpublic Point getLocationOnScreen() Returns the location of the object on the screen.- Specified by:
- getLocationOnScreenin interface- AccessibleComponent
- Overrides:
- getLocationOnScreenin class- Component.AccessibleAWTComponent
- Returns:
- location of object on screen; null if this object is not on the screen
- See Also:
- getBounds(),- getLocation()
 
 - 
getLocationpublic 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.- Specified by:
- getLocationin interface- AccessibleComponent
- Overrides:
- getLocationin class- Component.AccessibleAWTComponent
- 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:
- getBounds(),- getLocationOnScreen()
 
 - 
setLocationpublic void setLocation(Point p) Sets the location of the object relative to the parent.- Specified by:
- setLocationin interface- AccessibleComponent
- Overrides:
- setLocationin class- Component.AccessibleAWTComponent
- Parameters:
- p- the new position for the top-left corner
- See Also:
- getLocation()
 
 - 
getBoundspublic Rectangle getBounds() 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:
- getBoundsin interface- AccessibleComponent
- Overrides:
- getBoundsin class- Component.AccessibleAWTComponent
- Returns:
- A rectangle indicating this component's bounds; null if this object is not on the screen.
- See Also:
- contains(java.awt.Point)
 
 - 
setBoundspublic void setBounds(Rectangle r) 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:
- setBoundsin interface- AccessibleComponent
- Overrides:
- setBoundsin class- Component.AccessibleAWTComponent
- Parameters:
- r- rectangle indicating this component's bounds
- See Also:
- getBounds()
 
 - 
getSizepublic Dimension getSize() 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:
- getSizein interface- AccessibleComponent
- Overrides:
- getSizein class- Component.AccessibleAWTComponent
- Returns:
- A Dimension object that indicates the size of this component; null if this object is not on the screen
- See Also:
- setSize(java.awt.Dimension)
 
 - 
setSizepublic void setSize(Dimension d) Resizes this object so that it has width and height.- Specified by:
- setSizein interface- AccessibleComponent
- Overrides:
- setSizein class- Component.AccessibleAWTComponent
- Parameters:
- d- - The dimension specifying the new size of the object.
- See Also:
- getSize()
 
 - 
getAccessibleAtpublic Accessible getAccessibleAt(Point p) Returns theAccessiblechild, if one exists, contained at the local coordinatePoint.- Specified by:
- getAccessibleAtin interface- AccessibleComponent
- Overrides:
- getAccessibleAtin class- Component.AccessibleAWTComponent
- Parameters:
- p- the point relative to the coordinate system of this object
- Returns:
- the Accessible, if it exists, at the specified location; otherwisenull
 
 - 
isFocusTraversablepublic boolean isFocusTraversable() Returns whether this object can accept focus or not. Objects that can accept focus will also have theAccessibleState.FOCUSABLEstate set in theirAccessibleStateSet.- Specified by:
- isFocusTraversablein interface- AccessibleComponent
- Overrides:
- isFocusTraversablein class- Component.AccessibleAWTComponent
- Returns:
- true if object can accept focus; otherwise false
- See Also:
- AccessibleContext.getAccessibleStateSet(),- AccessibleState.FOCUSABLE,- AccessibleState.FOCUSED,- AccessibleStateSet
 
 - 
requestFocuspublic void requestFocus() Requests focus for this object. If this object cannot accept focus, nothing will happen. Otherwise, the object will attempt to take focus.- Specified by:
- requestFocusin interface- AccessibleComponent
- Overrides:
- requestFocusin class- Component.AccessibleAWTComponent
- See Also:
- isFocusTraversable()
 
 - 
addFocusListenerpublic void addFocusListener(FocusListener l) Adds the specified focus listener to receive focus events from this component.- Specified by:
- addFocusListenerin interface- AccessibleComponent
- Overrides:
- addFocusListenerin class- Component.AccessibleAWTComponent
- Parameters:
- l- the focus listener
- See Also:
- removeFocusListener(java.awt.event.FocusListener)
 
 - 
removeFocusListenerpublic void removeFocusListener(FocusListener l) Removes the specified focus listener so it no longer receives focus events from this component.- Specified by:
- removeFocusListenerin interface- AccessibleComponent
- Overrides:
- removeFocusListenerin class- Component.AccessibleAWTComponent
- Parameters:
- l- the focus listener
- See Also:
- addFocusListener(java.awt.event.FocusListener)
 
 
- 
 
-