protected abstract class Component.AccessibleAWTComponent extends javax.accessibility.AccessibleContext implements Serializable, javax.accessibility.AccessibleComponent
The class used to obtain the accessible role for this object.
Modifier and Type | Class and Description |
---|---|
protected class |
Component.AccessibleAWTComponent.AccessibleAWTComponentHandler
Fire PropertyChange listener, if one is registered,
when shown/hidden..
|
protected class |
Component.AccessibleAWTComponent.AccessibleAWTFocusHandler
Fire PropertyChange listener, if one is registered,
when focus events happen
|
Modifier and Type | Field and Description |
---|---|
protected ComponentListener |
accessibleAWTComponentHandler |
protected FocusListener |
accessibleAWTFocusHandler |
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 |
AccessibleAWTComponent()
Though the class is abstract, this should be called by
all sub-classes.
|
Modifier and Type | Method and Description |
---|---|
void |
addFocusListener(FocusListener l)
Adds the specified focus listener to receive focus events from this
component.
|
void |
addPropertyChangeListener(PropertyChangeListener listener)
Adds a
PropertyChangeListener to the listener list. |
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. |
String |
getAccessibleDescription()
Gets the accessible description of this object.
|
int |
getAccessibleIndexInParent()
Gets the index of this object in its accessible parent.
|
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.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.
|
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 |
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 |
removeFocusListener(FocusListener l)
Removes the specified focus listener so it no longer receives focus
events from this component.
|
void |
removePropertyChangeListener(PropertyChangeListener listener)
Remove a PropertyChangeListener from the listener list.
|
void |
requestFocus()
Requests focus for this object.
|
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 so that it has width and height.
|
void |
setVisible(boolean b)
Sets the visible state of the object.
|
firePropertyChange, getAccessibleAction, getAccessibleEditableText, getAccessibleIcon, getAccessibleRelationSet, getAccessibleSelection, getAccessibleTable, getAccessibleText, getAccessibleValue, setAccessibleDescription, setAccessibleName, setAccessibleParent
protected ComponentListener accessibleAWTComponentHandler
protected FocusListener accessibleAWTFocusHandler
protected AccessibleAWTComponent()
public void addPropertyChangeListener(PropertyChangeListener listener)
PropertyChangeListener
to the listener list.addPropertyChangeListener
in class javax.accessibility.AccessibleContext
listener
- the property change listener to be addedpublic void removePropertyChangeListener(PropertyChangeListener listener)
removePropertyChangeListener
in class javax.accessibility.AccessibleContext
listener
- The PropertyChangeListener to be removedpublic String getAccessibleName()
java.awt.Component.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)
public String getAccessibleDescription()
getAccessibleDescription
in class javax.accessibility.AccessibleContext
null
if this object does not have a descriptionAccessibleContext.setAccessibleDescription(java.lang.String)
public javax.accessibility.AccessibleRole getAccessibleRole()
getAccessibleRole
in class javax.accessibility.AccessibleContext
AccessibleRole
describing the role of the objectAccessibleRole
public javax.accessibility.AccessibleStateSet getAccessibleStateSet()
getAccessibleStateSet
in class javax.accessibility.AccessibleContext
AccessibleStateSet
containing the current state set of the objectAccessibleState
public javax.accessibility.Accessible getAccessibleParent()
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
parentpublic int getAccessibleIndexInParent()
getAccessibleIndexInParent
in class javax.accessibility.AccessibleContext
getAccessibleParent()
public int getAccessibleChildrenCount()
Accessible
,
then this method should return the number of children of this object.getAccessibleChildrenCount
in class javax.accessibility.AccessibleContext
public javax.accessibility.Accessible getAccessibleChild(int i)
Accessible
child of the object.getAccessibleChild
in class javax.accessibility.AccessibleContext
i
- zero-based index of childAccessible
child of the objectpublic Locale getLocale()
getLocale
in class javax.accessibility.AccessibleContext
public javax.accessibility.AccessibleComponent getAccessibleComponent()
AccessibleComponent
associated
with this object if one exists.
Otherwise return null
.getAccessibleComponent
in class javax.accessibility.AccessibleContext
public Color getBackground()
getBackground
in interface javax.accessibility.AccessibleComponent
null
public void setBackground(Color c)
isOpaque
.)setBackground
in interface javax.accessibility.AccessibleComponent
c
- the new Color
for the backgroundComponent.isOpaque()
public Color getForeground()
getForeground
in interface javax.accessibility.AccessibleComponent
null
public void setForeground(Color c)
setForeground
in interface javax.accessibility.AccessibleComponent
c
- the new Color
for the foregroundpublic Cursor getCursor()
Cursor
of this object.getCursor
in interface javax.accessibility.AccessibleComponent
Cursor
, if supported,
of the object; otherwise, null
public void setCursor(Cursor 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 objectpublic Font getFont()
Font
of this object.getFont
in interface javax.accessibility.AccessibleComponent
Font
, if supported,
for the object; otherwise, null
public void setFont(Font f)
Font
of this object.setFont
in interface javax.accessibility.AccessibleComponent
f
- the new Font
for the objectpublic FontMetrics getFontMetrics(Font f)
FontMetrics
of this object.getFontMetrics
in interface javax.accessibility.AccessibleComponent
f
- the Font
FontMetrics
, if supported,
the object; otherwise, null
getFont()
public boolean isEnabled()
isEnabled
in interface javax.accessibility.AccessibleComponent
public void setEnabled(boolean b)
setEnabled
in interface javax.accessibility.AccessibleComponent
b
- if true, enables this object; otherwise, disables itpublic boolean isVisible()
isShowing
.isVisible
in interface javax.accessibility.AccessibleComponent
public void setVisible(boolean b)
setVisible
in interface javax.accessibility.AccessibleComponent
b
- if true, shows this object; otherwise, hides itpublic boolean isShowing()
isShowing
in interface javax.accessibility.AccessibleComponent
public boolean contains(Point p)
contains
in interface javax.accessibility.AccessibleComponent
p
- the Point
relative to the
coordinate system of the objectPoint
; otherwise falsepublic Point getLocationOnScreen()
getLocationOnScreen
in interface javax.accessibility.AccessibleComponent
null
if this object is not on the screenpublic Point getLocation()
getLocation
in interface javax.accessibility.AccessibleComponent
null
if this object or its parent are not on the screenpublic void setLocation(Point p)
setLocation
in interface javax.accessibility.AccessibleComponent
p
- the coordinates of the objectpublic Rectangle getBounds()
getBounds
in interface javax.accessibility.AccessibleComponent
null
if this object is not on the screenpublic void setBounds(Rectangle r)
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 boundspublic Dimension getSize()
Dimension
object. The height field of the
Dimension
object contains this objects'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 screenpublic void setSize(Dimension d)
setSize
in interface javax.accessibility.AccessibleComponent
d
- - the dimension specifying the new size of the objectpublic javax.accessibility.Accessible getAccessibleAt(Point p)
Accessible
child,
if one exists, contained at the local
coordinate Point
. Otherwise returns
null
.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
public boolean isFocusTraversable()
isFocusTraversable
in interface javax.accessibility.AccessibleComponent
public void requestFocus()
requestFocus
in interface javax.accessibility.AccessibleComponent
public void addFocusListener(FocusListener l)
addFocusListener
in interface javax.accessibility.AccessibleComponent
l
- the focus listenerpublic void removeFocusListener(FocusListener l)
removeFocusListener
in interface javax.accessibility.AccessibleComponent
l
- the focus listenerDracula Javadoc Sample, Made with Allan Im.