- java.lang.Object
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- javax.accessibility.AccessibleContext
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- javax.swing.JTable.AccessibleJTable.AccessibleJTableCell
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- All Implemented Interfaces:
- Accessible, AccessibleComponent
- Enclosing class:
- JTable.AccessibleJTable
protected class JTable.AccessibleJTable.AccessibleJTableCell extends AccessibleContext implements Accessible, AccessibleComponent
The class provides an implementation of the Java Accessibility API appropriate to table cells.
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Field Summary
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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 Constructor and Description JTable.AccessibleJTable.AccessibleJTableCell(JTable t, int r, int c, int i)
Constructs anAccessibleJTableHeaderEntry
.
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Method Summary
Methods 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 l)
Adds aPropertyChangeListener
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.AccessibleAction
getAccessibleAction()
Gets theAccessibleAction
associated with this object if one exists.Accessible
getAccessibleAt(Point p)
Returns the Accessible child, if one exists, contained at the local coordinate Point.Accessible
getAccessibleChild(int i)
Returns the specifiedAccessible
child of the object.int
getAccessibleChildrenCount()
Returns the number of accessible children in the object.AccessibleComponent
getAccessibleComponent()
Gets theAccessibleComponent
associated with this object if one exists.AccessibleContext
getAccessibleContext()
Gets theAccessibleContext
associated with this component.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.Accessible
getAccessibleParent()
Gets theAccessible
parent of this object.AccessibleRole
getAccessibleRole()
Gets the role of this object.AccessibleSelection
getAccessibleSelection()
Gets theAccessibleSelection
associated with this object if one exists.AccessibleStateSet
getAccessibleStateSet()
Gets the state set of this object.AccessibleText
getAccessibleText()
Gets theAccessibleText
associated with this object if one exists.AccessibleValue
getAccessibleValue()
Gets theAccessibleValue
associated with this object if one exists.Color
getBackground()
Gets the background color of this object.Rectangle
getBounds()
Gets the bounds of this object in the form of a Rectangle object.protected AccessibleContext
getCurrentAccessibleContext()
Gets the AccessibleContext for the table cell renderer.protected Component
getCurrentComponent()
Gets the table cell renderer component.Cursor
getCursor()
Gets theCursor
of this object.Font
getFont()
Gets theFont
of this object.FontMetrics
getFontMetrics(Font f)
Gets theFontMetrics
of this object.Color
getForeground()
Gets the foreground color of this object.Locale
getLocale()
Gets the locale of the component.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 this 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 l)
Removes aPropertyChangeListener
from the listener list.void
requestFocus()
Requests focus for this object.void
setAccessibleDescription(String s)
Sets the accessible description of this object.void
setAccessibleName(String s)
Sets the localized accessible name of 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 c)
Sets theCursor
of this object.void
setEnabled(boolean b)
Sets the enabled state of the object.void
setFont(Font f)
Sets theFont
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.-
Methods inherited from class javax.accessibility.AccessibleContext
firePropertyChange, getAccessibleEditableText, getAccessibleIcon, getAccessibleRelationSet, getAccessibleTable, setAccessibleParent
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Constructor Detail
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JTable.AccessibleJTable.AccessibleJTableCell
public JTable.AccessibleJTable.AccessibleJTableCell(JTable t, int r, int c, int i)
Constructs anAccessibleJTableHeaderEntry
.- Since:
- 1.4
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Method Detail
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getAccessibleContext
public AccessibleContext getAccessibleContext()
Gets theAccessibleContext
associated with this component. In the implementation of the Java Accessibility API for this class, return this object, which is its ownAccessibleContext
.- Specified by:
getAccessibleContext
in interfaceAccessible
- Returns:
- this object
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getCurrentAccessibleContext
protected AccessibleContext getCurrentAccessibleContext()
Gets the AccessibleContext for the table cell renderer.- Returns:
- the
AccessibleContext
for the table cell renderer if one exists; otherwise, returnsnull
. - Since:
- 1.6
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getCurrentComponent
protected Component getCurrentComponent()
Gets the table cell renderer component.- Returns:
- the table cell renderer component if one exists;
otherwise, returns
null
. - Since:
- 1.6
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getAccessibleName
public String getAccessibleName()
Gets the accessible name of this object.- Overrides:
getAccessibleName
in classAccessibleContext
- Returns:
- the localized name of the object;
null
if this object does not have a name - See Also:
AccessibleContext.setAccessibleName(java.lang.String)
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setAccessibleName
public void setAccessibleName(String s)
Sets the localized accessible name of this object.- Overrides:
setAccessibleName
in classAccessibleContext
- Parameters:
s
- the new localized name of the object- See Also:
AccessibleContext.getAccessibleName()
,AccessibleContext.addPropertyChangeListener(java.beans.PropertyChangeListener)
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getAccessibleDescription
public String getAccessibleDescription()
Gets the accessible description of this object.- Overrides:
getAccessibleDescription
in classAccessibleContext
- Returns:
- the localized description of the object;
null
if this object does not have a description - See Also:
AccessibleContext.setAccessibleDescription(java.lang.String)
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setAccessibleDescription
public void setAccessibleDescription(String s)
Sets the accessible description of this object.- Overrides:
setAccessibleDescription
in classAccessibleContext
- Parameters:
s
- the new localized description of the object- See Also:
AccessibleContext.setAccessibleName(java.lang.String)
,AccessibleContext.addPropertyChangeListener(java.beans.PropertyChangeListener)
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getAccessibleRole
public AccessibleRole getAccessibleRole()
Gets the role of this object.- Specified by:
getAccessibleRole
in classAccessibleContext
- Returns:
- an instance of
AccessibleRole
describing the role of the object - See Also:
AccessibleRole
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getAccessibleStateSet
public AccessibleStateSet getAccessibleStateSet()
Gets the state set of this object.- Specified by:
getAccessibleStateSet
in classAccessibleContext
- Returns:
- an instance of
AccessibleStateSet
containing the current state set of the object - See Also:
AccessibleState
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getAccessibleParent
public Accessible getAccessibleParent()
Gets theAccessible
parent of this object.- Overrides:
getAccessibleParent
in classAccessibleContext
- Returns:
- the Accessible parent of this object;
null
if this object does not have anAccessible
parent
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getAccessibleIndexInParent
public int getAccessibleIndexInParent()
Gets the index of this object in its accessible parent.- Specified by:
getAccessibleIndexInParent
in classAccessibleContext
- Returns:
- the index of this object in its parent; -1 if this object does not have an accessible parent
- See Also:
getAccessibleParent()
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getAccessibleChildrenCount
public int getAccessibleChildrenCount()
Returns the number of accessible children in the object.- Specified by:
getAccessibleChildrenCount
in classAccessibleContext
- Returns:
- the number of accessible children in the object
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getAccessibleChild
public Accessible getAccessibleChild(int i)
Returns the specifiedAccessible
child of the object.- Specified by:
getAccessibleChild
in classAccessibleContext
- Parameters:
i
- zero-based index of child- Returns:
- the
Accessible
child of the object - See Also:
AccessibleContext.getAccessibleChildrenCount()
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getLocale
public Locale getLocale()
Gets the locale of the component. If the component does not have a locale, then the locale of its parent is returned.- Specified by:
getLocale
in classAccessibleContext
- Returns:
- this component's locale; if this component does not have a locale, the locale of its parent is returned
- Throws:
IllegalComponentStateException
- if theComponent
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- See Also:
Component.setLocale(java.util.Locale)
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addPropertyChangeListener
public void addPropertyChangeListener(PropertyChangeListener l)
Adds aPropertyChangeListener
to the listener list. The listener is registered for all properties.- Overrides:
addPropertyChangeListener
in classAccessibleContext
- Parameters:
l
- thePropertyChangeListener
to be added- See Also:
AccessibleContext.ACCESSIBLE_NAME_PROPERTY
,AccessibleContext.ACCESSIBLE_DESCRIPTION_PROPERTY
,AccessibleContext.ACCESSIBLE_STATE_PROPERTY
,AccessibleContext.ACCESSIBLE_VALUE_PROPERTY
,AccessibleContext.ACCESSIBLE_SELECTION_PROPERTY
,AccessibleContext.ACCESSIBLE_TEXT_PROPERTY
,AccessibleContext.ACCESSIBLE_VISIBLE_DATA_PROPERTY
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removePropertyChangeListener
public void removePropertyChangeListener(PropertyChangeListener l)
Removes aPropertyChangeListener
from the listener list. This removes aPropertyChangeListener
that was registered for all properties.- Overrides:
removePropertyChangeListener
in classAccessibleContext
- Parameters:
l
- thePropertyChangeListener
to be removed
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getAccessibleAction
public AccessibleAction getAccessibleAction()
Gets theAccessibleAction
associated with this object if one exists. Otherwise returnsnull
.- Overrides:
getAccessibleAction
in classAccessibleContext
- Returns:
- the
AccessibleAction
, ornull
- See Also:
AccessibleAction
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getAccessibleComponent
public AccessibleComponent getAccessibleComponent()
Gets theAccessibleComponent
associated with this object if one exists. Otherwise returnsnull
.- Overrides:
getAccessibleComponent
in classAccessibleContext
- Returns:
- the
AccessibleComponent
, ornull
- See Also:
AccessibleComponent
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getAccessibleSelection
public AccessibleSelection getAccessibleSelection()
Gets theAccessibleSelection
associated with this object if one exists. Otherwise returnsnull
.- Overrides:
getAccessibleSelection
in classAccessibleContext
- Returns:
- the
AccessibleSelection
, ornull
- See Also:
AccessibleSelection
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getAccessibleText
public AccessibleText getAccessibleText()
Gets theAccessibleText
associated with this object if one exists. Otherwise returnsnull
.- Overrides:
getAccessibleText
in classAccessibleContext
- Returns:
- the
AccessibleText
, ornull
- See Also:
AccessibleText
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getAccessibleValue
public AccessibleValue getAccessibleValue()
Gets theAccessibleValue
associated with this object if one exists. Otherwise returnsnull
.- Overrides:
getAccessibleValue
in classAccessibleContext
- Returns:
- the
AccessibleValue
, ornull
- See Also:
AccessibleValue
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getBackground
public Color getBackground()
Gets the background color of this object.- Specified by:
getBackground
in interfaceAccessibleComponent
- Returns:
- the background color, if supported, of the object;
otherwise,
null
- See Also:
AccessibleComponent.setBackground(java.awt.Color)
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setBackground
public void setBackground(Color c)
Sets the background color of this object.- Specified by:
setBackground
in interfaceAccessibleComponent
- Parameters:
c
- the newColor
for the background- See Also:
AccessibleComponent.setBackground(java.awt.Color)
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getForeground
public Color getForeground()
Gets the foreground color of this object.- Specified by:
getForeground
in interfaceAccessibleComponent
- Returns:
- the foreground color, if supported, of the object;
otherwise,
null
- See Also:
AccessibleComponent.setForeground(java.awt.Color)
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setForeground
public void setForeground(Color c)
Sets the foreground color of this object.- Specified by:
setForeground
in interfaceAccessibleComponent
- Parameters:
c
- the newColor
for the foreground- See Also:
AccessibleComponent.getForeground()
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getCursor
public Cursor getCursor()
Gets theCursor
of this object.- Specified by:
getCursor
in interfaceAccessibleComponent
- Returns:
- the
Cursor
, if supported, of the object; otherwise,null
- See Also:
AccessibleComponent.setCursor(java.awt.Cursor)
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setCursor
public void setCursor(Cursor c)
Sets theCursor
of this object.- Specified by:
setCursor
in interfaceAccessibleComponent
- Parameters:
c
- the newCursor
for the object- See Also:
AccessibleComponent.getCursor()
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getFont
public Font getFont()
Gets theFont
of this object.- Specified by:
getFont
in interfaceAccessibleComponent
- Returns:
- the
Font
,if supported, for the object; otherwise,null
- See Also:
AccessibleComponent.setFont(java.awt.Font)
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setFont
public void setFont(Font f)
Sets theFont
of this object.- Specified by:
setFont
in interfaceAccessibleComponent
- Parameters:
f
- the newFont
for the object- See Also:
AccessibleComponent.getFont()
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getFontMetrics
public FontMetrics getFontMetrics(Font f)
Gets theFontMetrics
of this object.- Specified by:
getFontMetrics
in interfaceAccessibleComponent
- Parameters:
f
- theFont
- Returns:
- the
FontMetrics
object, if supported; otherwisenull
- See Also:
getFont()
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isEnabled
public boolean isEnabled()
Determines if the object is enabled.- Specified by:
isEnabled
in interfaceAccessibleComponent
- Returns:
- true if object is enabled; otherwise, false
- See Also:
AccessibleComponent.setEnabled(boolean)
,AccessibleContext.getAccessibleStateSet()
,AccessibleState.ENABLED
,AccessibleStateSet
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setEnabled
public void setEnabled(boolean b)
Sets the enabled state of the object.- Specified by:
setEnabled
in interfaceAccessibleComponent
- Parameters:
b
- if true, enables this object; otherwise, disables it- See Also:
AccessibleComponent.isEnabled()
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isVisible
public boolean isVisible()
Determines if this object is visible. Note: this means that the object intends to be visible; however, it may not in fact be showing on the screen because one of the objects that this object is contained by is not visible. To determine if an object is showing on the screen, useisShowing
.- Specified by:
isVisible
in interfaceAccessibleComponent
- Returns:
- true if object is visible; otherwise, false
- See Also:
AccessibleComponent.setVisible(boolean)
,AccessibleContext.getAccessibleStateSet()
,AccessibleState.VISIBLE
,AccessibleStateSet
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setVisible
public void setVisible(boolean b)
Sets the visible state of the object.- Specified by:
setVisible
in interfaceAccessibleComponent
- Parameters:
b
- if true, shows this object; otherwise, hides it- See Also:
AccessibleComponent.isVisible()
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isShowing
public boolean isShowing()
Determines if the object is showing. This is determined by checking the visibility of the object and ancestors of the object. Note: this will return true even if the object is obscured by another (for example, it happens to be underneath a menu that was pulled down).- Specified by:
isShowing
in interfaceAccessibleComponent
- Returns:
- true if the object is showing; otherwise, false
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contains
public 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:
contains
in interfaceAccessibleComponent
- Parameters:
p
- thePoint
relative to the coordinate system of the object- Returns:
- true if object contains
Point
; otherwise false - See Also:
AccessibleComponent.getBounds()
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getLocationOnScreen
public Point getLocationOnScreen()
Returns the location of the object on the screen.- Specified by:
getLocationOnScreen
in interfaceAccessibleComponent
- Returns:
- location of object on screen -- can be
null
if this object is not on the screen - See Also:
AccessibleComponent.getBounds()
,AccessibleComponent.getLocation()
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getLocation
public 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:
getLocation
in interfaceAccessibleComponent
- 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:
AccessibleComponent.getBounds()
,AccessibleComponent.getLocationOnScreen()
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setLocation
public void setLocation(Point p)
Sets the location of the object relative to the parent.- Specified by:
setLocation
in interfaceAccessibleComponent
- Parameters:
p
- the new position for the top-left corner- See Also:
AccessibleComponent.getLocation()
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getBounds
public Rectangle getBounds()
Description copied from interface:AccessibleComponent
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:
getBounds
in interfaceAccessibleComponent
- Returns:
- A rectangle indicating this component's bounds; null if this object is not on the screen.
- See Also:
AccessibleComponent.contains(java.awt.Point)
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setBounds
public void setBounds(Rectangle r)
Description copied from interface:AccessibleComponent
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:
setBounds
in interfaceAccessibleComponent
- Parameters:
r
- rectangle indicating this component's bounds- See Also:
AccessibleComponent.getBounds()
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getSize
public Dimension getSize()
Description copied from interface:AccessibleComponent
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:
getSize
in interfaceAccessibleComponent
- Returns:
- A Dimension object that indicates the size of this component; null if this object is not on the screen
- See Also:
AccessibleComponent.setSize(java.awt.Dimension)
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setSize
public void setSize(Dimension d)
Description copied from interface:AccessibleComponent
Resizes this object so that it has width and height.- Specified by:
setSize
in interfaceAccessibleComponent
- Parameters:
d
- The dimension specifying the new size of the object.- See Also:
AccessibleComponent.getSize()
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getAccessibleAt
public Accessible getAccessibleAt(Point p)
Description copied from interface:AccessibleComponent
Returns the Accessible child, if one exists, contained at the local coordinate Point.- Specified by:
getAccessibleAt
in interfaceAccessibleComponent
- Parameters:
p
- The point relative to the coordinate system of this object.- Returns:
- the Accessible, if it exists, at the specified location; otherwise null
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isFocusTraversable
public boolean isFocusTraversable()
Description copied from interface:AccessibleComponent
Returns whether this object can accept focus or not. Objects that can accept focus will also have the AccessibleState.FOCUSABLE state set in their AccessibleStateSets.- Specified by:
isFocusTraversable
in interfaceAccessibleComponent
- Returns:
- true if object can accept focus; otherwise false
- See Also:
AccessibleContext.getAccessibleStateSet()
,AccessibleState.FOCUSABLE
,AccessibleState.FOCUSED
,AccessibleStateSet
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requestFocus
public void requestFocus()
Description copied from interface:AccessibleComponent
Requests focus for this object. If this object cannot accept focus, nothing will happen. Otherwise, the object will attempt to take focus.- Specified by:
requestFocus
in interfaceAccessibleComponent
- See Also:
AccessibleComponent.isFocusTraversable()
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addFocusListener
public void addFocusListener(FocusListener l)
Description copied from interface:AccessibleComponent
Adds the specified focus listener to receive focus events from this component.- Specified by:
addFocusListener
in interfaceAccessibleComponent
- Parameters:
l
- the focus listener- See Also:
AccessibleComponent.removeFocusListener(java.awt.event.FocusListener)
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removeFocusListener
public void removeFocusListener(FocusListener l)
Description copied from interface:AccessibleComponent
Removes the specified focus listener so it no longer receives focus events from this component.- Specified by:
removeFocusListener
in interfaceAccessibleComponent
- Parameters:
l
- the focus listener- See Also:
AccessibleComponent.addFocusListener(java.awt.event.FocusListener)
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