java.lang.Object
javax.accessibility.AccessibleContext
javax.swing.JTable.AccessibleJTable.AccessibleJTableCell
- 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
Fields declared in 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 -
Constructor Summary
ConstructorsConstructorDescriptionAccessibleJTableCell(JTable t, int r, int c, int i) Constructs anAccessibleJTableHeaderEntry. -
Method Summary
Modifier and TypeMethodDescriptionvoidAdds the specified focus listener to receive focus events from this component.voidAdds aPropertyChangeListenerto the listener list.booleanChecks 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.Gets theAccessibleActionassociated with this object if one exists.Returns theAccessiblechild, if one exists, contained at the local coordinatePoint.getAccessibleChild(int i) Returns the specifiedAccessiblechild of the object.intReturns the number of accessible children in the object.Gets theAccessibleComponentassociated with this object if one exists.Gets theAccessibleContextassociated with this component.Gets the accessible description of this object.intGets the index of this object in its accessible parent.Gets the accessible name of this object.Gets theAccessibleparent of this object.Gets the role of this object.Gets theAccessibleSelectionassociated with this object if one exists.Gets the state set of this object.Gets theAccessibleTextassociated with this object if one exists.Gets theAccessibleValueassociated with this object if one exists.Gets the background color of this object.Gets the bounds of this object in the form of aRectangleobject.protected AccessibleContextGets the AccessibleContext for the table cell renderer.protected ComponentGets the table cell renderer component.Gets theCursorof this object.getFont()Gets theFontof this object.Gets theFontMetricsof this object.Gets the foreground color of this object.Gets the locale of the component.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.Returns the location of the object on the screen.getSize()Returns the size of this object in the form of aDimensionobject.booleanDetermines if the object is enabled.booleanReturns whether this object can accept focus or not.booleanDetermines if the object is showing.booleanDetermines if this object is visible.voidRemoves the specified focus listener so it no longer receives focus events from this component.voidRemoves aPropertyChangeListenerfrom the listener list.voidRequests focus for this object.voidSets the accessible description of this object.voidSets the localized accessible name of this object.voidSets the background color of this object.voidSets the bounds of this object in the form of aRectangleobject.voidSets theCursorof this object.voidsetEnabled(boolean b) Sets the enabled state of the object.voidSets theFontof this object.voidSets the foreground color of this object.voidsetLocation(Point p) Sets the location of the object relative to the parent.voidResizes this object so that it has width and height.voidsetVisible(boolean b) Sets the visible state of the object.Methods declared in class javax.accessibility.AccessibleContext
firePropertyChange, getAccessibleEditableText, getAccessibleIcon, getAccessibleRelationSet, getAccessibleTable, setAccessibleParent
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Constructor Details
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AccessibleJTableCell
Constructs anAccessibleJTableHeaderEntry.- Parameters:
t- aJTabler- anintspecifying a rowc- anintspecifying a columni- anintspecifying the index to this cell- Since:
- 1.4
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Method Details
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getAccessibleContext
Gets theAccessibleContextassociated with this component. In the implementation of the Java Accessibility API for this class, return this object, which is its ownAccessibleContext.- Specified by:
getAccessibleContextin interfaceAccessible- Returns:
- this object
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getCurrentAccessibleContext
Gets the AccessibleContext for the table cell renderer.- Returns:
- the
AccessibleContextfor the table cell renderer if one exists; otherwise, returnsnull. - Since:
- 1.6
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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
Gets the accessible name of this object.- Overrides:
getAccessibleNamein classAccessibleContext- Returns:
- the localized name of the object;
nullif this object does not have a name - See Also:
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setAccessibleName
Sets the localized accessible name of this object.- Overrides:
setAccessibleNamein classAccessibleContext- Parameters:
s- the new localized name of the object- See Also:
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getAccessibleDescription
Gets the accessible description of this object.- Overrides:
getAccessibleDescriptionin classAccessibleContext- Returns:
- the localized description of the object;
nullif this object does not have a description - See Also:
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setAccessibleDescription
Sets the accessible description of this object.- Overrides:
setAccessibleDescriptionin classAccessibleContext- Parameters:
s- the new localized description of the object- See Also:
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getAccessibleRole
Gets the role of this object.- Specified by:
getAccessibleRolein classAccessibleContext- Returns:
- an instance of
AccessibleRoledescribing the role of the object - See Also:
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getAccessibleStateSet
Gets the state set of this object.- Specified by:
getAccessibleStateSetin classAccessibleContext- Returns:
- an instance of
AccessibleStateSetcontaining the current state set of the object - See Also:
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getAccessibleParent
Gets theAccessibleparent of this object.- Overrides:
getAccessibleParentin classAccessibleContext- Returns:
- the Accessible parent of this object;
nullif this object does not have anAccessibleparent
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getAccessibleIndexInParent
public int getAccessibleIndexInParent()Gets the index of this object in its accessible parent.- Specified by:
getAccessibleIndexInParentin classAccessibleContext- Returns:
- the index of this object in its parent; -1 if this object does not have an accessible parent
- See Also:
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getAccessibleChildrenCount
public int getAccessibleChildrenCount()Returns the number of accessible children in the object.- Specified by:
getAccessibleChildrenCountin classAccessibleContext- Returns:
- the number of accessible children in the object
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getAccessibleChild
Returns the specifiedAccessiblechild of the object.- Specified by:
getAccessibleChildin classAccessibleContext- Parameters:
i- zero-based index of child- Returns:
- the
Accessiblechild of the object - See Also:
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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:
getLocalein classAccessibleContext- Returns:
- this component's locale; if this component does not have a locale, the locale of its parent is returned
- Throws:
IllegalComponentStateException- if theComponentdoes 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:
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addPropertyChangeListener
Adds aPropertyChangeListenerto the listener list. The listener is registered for all properties.- Overrides:
addPropertyChangeListenerin classAccessibleContext- Parameters:
l- thePropertyChangeListenerto be added- See Also:
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removePropertyChangeListener
Removes aPropertyChangeListenerfrom the listener list. This removes aPropertyChangeListenerthat was registered for all properties.- Overrides:
removePropertyChangeListenerin classAccessibleContext- Parameters:
l- thePropertyChangeListenerto be removed
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getAccessibleAction
Gets theAccessibleActionassociated with this object if one exists. Otherwise returnsnull.- Overrides:
getAccessibleActionin classAccessibleContext- Returns:
- the
AccessibleAction, ornull - See Also:
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getAccessibleComponent
Gets theAccessibleComponentassociated with this object if one exists. Otherwise returnsnull.- Overrides:
getAccessibleComponentin classAccessibleContext- Returns:
- the
AccessibleComponent, ornull - See Also:
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getAccessibleSelection
Gets theAccessibleSelectionassociated with this object if one exists. Otherwise returnsnull.- Overrides:
getAccessibleSelectionin classAccessibleContext- Returns:
- the
AccessibleSelection, ornull - See Also:
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getAccessibleText
Gets theAccessibleTextassociated with this object if one exists. Otherwise returnsnull.- Overrides:
getAccessibleTextin classAccessibleContext- Returns:
- the
AccessibleText, ornull - See Also:
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getAccessibleValue
Gets theAccessibleValueassociated with this object if one exists. Otherwise returnsnull.- Overrides:
getAccessibleValuein classAccessibleContext- Returns:
- the
AccessibleValue, ornull - See Also:
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getBackground
Gets the background color of this object.- Specified by:
getBackgroundin interfaceAccessibleComponent- Returns:
- the background color, if supported, of the object;
otherwise,
null - See Also:
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setBackground
Sets the background color of this object.- Specified by:
setBackgroundin interfaceAccessibleComponent- Parameters:
c- the newColorfor the background- See Also:
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getForeground
Gets the foreground color of this object.- Specified by:
getForegroundin interfaceAccessibleComponent- Returns:
- the foreground color, if supported, of the object;
otherwise,
null - See Also:
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setForeground
Sets the foreground color of this object.- Specified by:
setForegroundin interfaceAccessibleComponent- Parameters:
c- the newColorfor the foreground- See Also:
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getCursor
Gets theCursorof this object.- Specified by:
getCursorin interfaceAccessibleComponent- Returns:
- the
Cursor, if supported, of the object; otherwise,null - See Also:
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setCursor
Sets theCursorof this object.- Specified by:
setCursorin interfaceAccessibleComponent- Parameters:
c- the newCursorfor the object- See Also:
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getFont
Gets theFontof this object.- Specified by:
getFontin interfaceAccessibleComponent- Returns:
- the
Font,if supported, for the object; otherwise,null - See Also:
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setFont
Sets theFontof this object.- Specified by:
setFontin interfaceAccessibleComponent- Parameters:
f- the newFontfor the object- See Also:
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getFontMetrics
Gets theFontMetricsof this object.- Specified by:
getFontMetricsin interfaceAccessibleComponent- Parameters:
f- theFont- Returns:
- the
FontMetricsobject, if supported; otherwisenull - See Also:
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isEnabled
public boolean isEnabled()Determines if the object is enabled.- Specified by:
isEnabledin interfaceAccessibleComponent- Returns:
- true if object is enabled; otherwise, false
- See Also:
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setEnabled
public void setEnabled(boolean b) Sets the enabled state of the object.- Specified by:
setEnabledin interfaceAccessibleComponent- Parameters:
b- if true, enables this object; otherwise, disables it- See Also:
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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:
isVisiblein interfaceAccessibleComponent- Returns:
- true if object is visible; otherwise, false
- See Also:
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setVisible
public void setVisible(boolean b) Sets the visible state of the object.- Specified by:
setVisiblein interfaceAccessibleComponent- Parameters:
b- if true, shows this object; otherwise, hides it- See Also:
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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:
isShowingin interfaceAccessibleComponent- Returns:
- true if the object is showing; otherwise, false
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contains
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 interfaceAccessibleComponent- Parameters:
p- thePointrelative to the coordinate system of the object- Returns:
- true if object contains
Point; otherwise false - See Also:
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getLocationOnScreen
Returns the location of the object on the screen.- Specified by:
getLocationOnScreenin interfaceAccessibleComponent- Returns:
- location of object on screen -- can be
nullif this object is not on the screen - See Also:
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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 interfaceAccessibleComponent- Returns:
- an instance of
Pointrepresenting the top-left corner of the object's bounds in the coordinate space of the screen;nullif this object or its parent are not on the screen - See Also:
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setLocation
Sets the location of the object relative to the parent.- Specified by:
setLocationin interfaceAccessibleComponent- Parameters:
p- the new position for the top-left corner- See Also:
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getBounds
Description copied from interface:AccessibleComponentGets the bounds of this object in the form of aRectangleobject. The bounds specify this object's width, height, and location relative to its parent.- Specified by:
getBoundsin interfaceAccessibleComponent- Returns:
- A rectangle indicating this component's bounds;
nullif this object is not on the screen. - See Also:
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setBounds
Description copied from interface:AccessibleComponentSets the bounds of this object in the form of aRectangleobject. The bounds specify this object's width, height, and location relative to its parent.- Specified by:
setBoundsin interfaceAccessibleComponent- Parameters:
r- rectangle indicating this component's bounds- See Also:
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getSize
Description copied from interface:AccessibleComponentReturns the size of this object in the form of aDimensionobject. Theheightfield of theDimensionobject contains this object's height, and thewidthfield of theDimensionobject contains this object's width.- Specified by:
getSizein interfaceAccessibleComponent- Returns:
- A
Dimensionobject that indicates the size of this component;nullif this object is not on the screen - See Also:
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setSize
Description copied from interface:AccessibleComponentResizes this object so that it has width and height.- Specified by:
setSizein interfaceAccessibleComponent- Parameters:
d- The dimension specifying the new size of the object- See Also:
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getAccessibleAt
Description copied from interface:AccessibleComponentReturns theAccessiblechild, if one exists, contained at the local coordinatePoint.- Specified by:
getAccessibleAtin interfaceAccessibleComponent- Parameters:
p- The point relative to the coordinate system of this object- Returns:
- the
Accessible, if it exists, at the specified location; otherwisenull
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isFocusTraversable
public boolean isFocusTraversable()Description copied from interface:AccessibleComponentReturns whether this object can accept focus or not. Objects that can accept focus will also have theAccessibleState.FOCUSABLEstate set in theirAccessibleStateSets.- Specified by:
isFocusTraversablein interfaceAccessibleComponent- Returns:
trueif object can accept focus; otherwisefalse- See Also:
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requestFocus
public void requestFocus()Description copied from interface:AccessibleComponentRequests focus for this object. If this object cannot accept focus, nothing will happen. Otherwise, the object will attempt to take focus.- Specified by:
requestFocusin interfaceAccessibleComponent- See Also:
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addFocusListener
Description copied from interface:AccessibleComponentAdds the specified focus listener to receive focus events from this component.- Specified by:
addFocusListenerin interfaceAccessibleComponent- Parameters:
l- the focus listener- See Also:
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removeFocusListener
Description copied from interface:AccessibleComponentRemoves the specified focus listener so it no longer receives focus events from this component.- Specified by:
removeFocusListenerin interfaceAccessibleComponent- Parameters:
l- the focus listener- See Also:
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