MenuComponent
used to provide
default support for accessibility. This class is not meant
to be used directly by application developers, but is instead
meant only to be subclassed by menu component developers.
The class used to obtain the accessible role for this object.
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
Modifier | Constructor and Description |
---|---|
protected |
MenuComponent.AccessibleAWTMenuComponent()
Although the class is abstract, this should be called by
all sub-classes.
|
Modifier and Type | Method and Description |
---|---|
void |
addAccessibleSelection(int i)
Adds the specified
Accessible child of the object
to the object's selection. |
void |
addFocusListener(FocusListener l)
Adds the specified focus listener to receive focus events from this
component.
|
void |
clearAccessibleSelection()
Clears the selection in the object, so that no children in the
object are 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.
|
javax.accessibility.Accessible |
getAccessibleAt(Point p)
Returns the
Accessible child, if one exists,
contained at the local coordinate Point . |
javax.accessibility.Accessible |
getAccessibleChild(int i)
Returns the nth
Accessible child of the object. |
int |
getAccessibleChildrenCount()
Returns the number of accessible children in the object.
|
javax.accessibility.AccessibleComponent |
getAccessibleComponent()
Gets the
AccessibleComponent associated with
this object if one exists. |
java.lang.String |
getAccessibleDescription()
Gets the accessible description of this object.
|
int |
getAccessibleIndexInParent()
Gets the index of this object in its accessible parent.
|
java.lang.String |
getAccessibleName()
Gets the accessible name of this object.
|
javax.accessibility.Accessible |
getAccessibleParent()
Gets the
Accessible parent of this object. |
javax.accessibility.AccessibleRole |
getAccessibleRole()
Gets the role of this object.
|
javax.accessibility.AccessibleSelection |
getAccessibleSelection()
Gets the
AccessibleSelection associated with this
object which allows its Accessible children to be selected. |
javax.accessibility.Accessible |
getAccessibleSelection(int i)
Returns an
Accessible representing the specified
selected child in the object. |
int |
getAccessibleSelectionCount()
Returns the number of
Accessible children currently selected. |
javax.accessibility.AccessibleStateSet |
getAccessibleStateSet()
Gets the state of this object.
|
Color |
getBackground()
Gets 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()
Gets the foreground color of this object.
|
java.util.Locale |
getLocale()
Returns the locale of this object.
|
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.
|
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)
Determines 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 child of 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 |
requestFocus()
Requests focus for this object.
|
void |
selectAllAccessibleSelection()
Causes every child of the object to be selected
if the object supports multiple selections.
|
void |
setBackground(Color c)
Sets 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 cursor)
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.
|
void |
setVisible(boolean b)
Sets the visible state of the object.
|
addPropertyChangeListener, firePropertyChange, getAccessibleAction, getAccessibleEditableText, getAccessibleIcon, getAccessibleRelationSet, getAccessibleTable, getAccessibleText, getAccessibleValue, removePropertyChangeListener, setAccessibleDescription, setAccessibleName, setAccessibleParent
AccessibleSelection
associated with this
object which allows its Accessible
children to be selected.getAccessibleSelection
in class javax.accessibility.AccessibleContext
AccessibleSelection
if supported by object;
else return null
AccessibleSelection
java.awt.MenuComponent.getName
, as that
generally isn't a localized name, and doesn't have meaning for the
user. If the object is fundamentally a text object (e.g. a menu item), the
accessible name should be the text of the object (e.g. "save").
If the object has a tooltip, the tooltip text may also be an
appropriate String to return.getAccessibleName
in class javax.accessibility.AccessibleContext
null
if this object does not have a nameAccessibleContext.setAccessibleName(java.lang.String)
getAccessibleDescription
in class javax.accessibility.AccessibleContext
null
if this object does not have a descriptionAccessibleContext.setAccessibleDescription(java.lang.String)
getAccessibleRole
in class javax.accessibility.AccessibleContext
AccessibleRole
describing the role of the objectAccessibleRole
getAccessibleStateSet
in class javax.accessibility.AccessibleContext
AccessibleStateSet
containing the current state set of the objectAccessibleState
Accessible
parent of this object.
If the parent of this object implements Accessible
,
this method should simply return getParent
.getAccessibleParent
in class javax.accessibility.AccessibleContext
Accessible
parent of this object -- can
be null
if this object does not have an
Accessible
parentgetAccessibleIndexInParent
in class javax.accessibility.AccessibleContext
getAccessibleParent()
Accessible
,
then this method should return the number of children of this object.getAccessibleChildrenCount
in class javax.accessibility.AccessibleContext
Accessible
child of the object.getAccessibleChild
in class javax.accessibility.AccessibleContext
i
- zero-based index of childAccessibleContext.getAccessibleChildrenCount()
getLocale
in class javax.accessibility.AccessibleContext
AccessibleComponent
associated with
this object if one exists. Otherwise return null
.getAccessibleComponent
in class javax.accessibility.AccessibleContext
AccessibleComponent
getBackground
in interface javax.accessibility.AccessibleComponent
null
AccessibleComponent.setBackground(java.awt.Color)
isOpaque
.)setBackground
in interface javax.accessibility.AccessibleComponent
c
- the new Color
for the backgroundComponent.isOpaque()
getForeground
in interface javax.accessibility.AccessibleComponent
null
AccessibleComponent.setForeground(java.awt.Color)
setForeground
in interface javax.accessibility.AccessibleComponent
c
- the new Color
for the foregroundAccessibleComponent.getForeground()
Cursor
of this object.getCursor
in interface javax.accessibility.AccessibleComponent
Curso
, if supported, of the object;
otherwise, null
AccessibleComponent.setCursor(java.awt.Cursor)
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.
setCursor
in interface javax.accessibility.AccessibleComponent
cursor
- the new Cursor
for the objectAccessibleComponent.getCursor()
Font
of this object.getFont
in interface javax.accessibility.AccessibleComponent
Font
,if supported, for the object;
otherwise, null
AccessibleComponent.setFont(java.awt.Font)
Font
of this object.setFont
in interface javax.accessibility.AccessibleComponent
f
- the new Font
for the objectAccessibleComponent.getFont()
FontMetrics
of this object.getFontMetrics
in interface javax.accessibility.AccessibleComponent
f
- the Font
null
getFont()
isEnabled
in interface javax.accessibility.AccessibleComponent
AccessibleComponent.setEnabled(boolean)
,
AccessibleContext.getAccessibleStateSet()
,
AccessibleState.ENABLED
,
AccessibleStateSet
setEnabled
in interface javax.accessibility.AccessibleComponent
b
- if true, enables this object; otherwise, disables itAccessibleComponent.isEnabled()
isShowing
.isVisible
in interface javax.accessibility.AccessibleComponent
AccessibleComponent.setVisible(boolean)
,
AccessibleContext.getAccessibleStateSet()
,
AccessibleState.VISIBLE
,
AccessibleStateSet
setVisible
in interface javax.accessibility.AccessibleComponent
b
- if true, shows this object; otherwise, hides itAccessibleComponent.isVisible()
isShowing
in interface javax.accessibility.AccessibleComponent
contains
in interface javax.accessibility.AccessibleComponent
p
- the Point
relative to the coordinate
system of the objectPoint
; otherwise falseAccessibleComponent.getBounds()
getLocationOnScreen
in interface javax.accessibility.AccessibleComponent
null
if this object is not on the screenAccessibleComponent.getBounds()
,
AccessibleComponent.getLocation()
getLocation
in interface javax.accessibility.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 screenAccessibleComponent.getBounds()
,
AccessibleComponent.getLocationOnScreen()
setLocation
in interface javax.accessibility.AccessibleComponent
p
- the new position for the top-left cornerAccessibleComponent.getLocation()
Rectangle
object.
The bounds specify this object's width, height, and location
relative to its parent.getBounds
in interface javax.accessibility.AccessibleComponent
null
if this object is not on the screenAccessibleComponent.contains(java.awt.Point)
Rectangle
object.
The bounds specify this object's width, height, and location
relative to its parent.setBounds
in interface javax.accessibility.AccessibleComponent
r
- a rectangle indicating this component's boundsAccessibleComponent.getBounds()
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 javax.accessibility.AccessibleComponent
Dimension
object that indicates the
size of this component; null
if this object is not on the screenAccessibleComponent.setSize(java.awt.Dimension)
setSize
in interface javax.accessibility.AccessibleComponent
d
- - the Dimension
specifying the
new size of the objectAccessibleComponent.getSize()
Accessible
child, if one exists,
contained at the local coordinate Point
.
If there is no Accessible
child, null
is returned.getAccessibleAt
in interface javax.accessibility.AccessibleComponent
p
- the point defining the top-left corner of the
Accessible
, given in the coordinate space
of the object's parentAccessible
, if it exists,
at the specified location; else null
isFocusTraversable
in interface javax.accessibility.AccessibleComponent
AccessibleContext.getAccessibleStateSet()
,
AccessibleState.FOCUSABLE
,
AccessibleState.FOCUSED
,
AccessibleStateSet
requestFocus
in interface javax.accessibility.AccessibleComponent
AccessibleComponent.isFocusTraversable()
addFocusListener
in interface javax.accessibility.AccessibleComponent
l
- the focus listenerAccessibleComponent.removeFocusListener(java.awt.event.FocusListener)
removeFocusListener
in interface javax.accessibility.AccessibleComponent
l
- the focus listenerAccessibleComponent.addFocusListener(java.awt.event.FocusListener)
Accessible
children currently selected.
If no children are selected, the return value will be 0.getAccessibleSelectionCount
in interface javax.accessibility.AccessibleSelection
Accessible
representing the specified
selected child in the object. If there isn't a selection, or there are
fewer children selected than the integer passed in, the return
value will be null
.
Note that the index represents the i-th selected child, which is different from the i-th child.
getAccessibleSelection
in interface javax.accessibility.AccessibleSelection
i
- the zero-based index of selected childrengetAccessibleSelectionCount()
isAccessibleChildSelected
in interface javax.accessibility.AccessibleSelection
i
- the zero-based index of the child in this
Accessible
objectAccessibleContext.getAccessibleChild(int)
Accessible
child of the object
to the object's selection. If the object supports multiple selections,
the specified child is added to any existing selection, otherwise
it replaces any existing selection in the object. If the
specified child is already selected, this method has no effect.addAccessibleSelection
in interface javax.accessibility.AccessibleSelection
i
- the zero-based index of the childAccessibleContext.getAccessibleChild(int)
removeAccessibleSelection
in interface javax.accessibility.AccessibleSelection
i
- the zero-based index of the childAccessibleContext.getAccessibleChild(int)
clearAccessibleSelection
in interface javax.accessibility.AccessibleSelection
selectAllAccessibleSelection
in interface javax.accessibility.AccessibleSelection