javax.swing

Class JScrollPane.AccessibleJScrollPane

Enclosing Class:
JScrollPane
Implemented Interfaces:
AccessibleComponent, AccessibleExtendedComponent, ChangeListener, EventListener, PropertyChangeListener, Serializable

protected class JScrollPane.AccessibleJScrollPane
extends JComponent.AccessibleJComponent
implements ChangeListener, PropertyChangeListener

Provides accessibility support for the JScrollPane.
See Also:
Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class javax.swing.JComponent.AccessibleJComponent

JComponent.AccessibleJComponent.AccessibleContainerHandler, JComponent.AccessibleJComponent.AccessibleFocusHandler

Nested classes/interfaces inherited from class java.awt.Container.AccessibleAWTContainer

Container.AccessibleAWTContainer.AccessibleContainerHandler

Nested classes/interfaces inherited from class java.awt.Component.AccessibleAWTComponent

Component.AccessibleAWTComponent.AccessibleAWTComponentHandler, Component.AccessibleAWTComponent.AccessibleAWTFocusHandler

Field Summary

protected JViewport
viewPort
The viewport of the underlying scrollpane.

Fields inherited from class javax.swing.JComponent.AccessibleJComponent

accessibleContainerHandler, accessibleFocusHandler

Fields inherited from class java.awt.Container.AccessibleAWTContainer

accessibleContainerHandler

Fields inherited from class java.awt.Component.AccessibleAWTComponent

accessibleAWTComponentHandler, accessibleAWTFocusHandler

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

Constructor Summary

AccessibleJScrollPane()
Creates a new AccessibleJScrollPane object.

Method Summary

void
propertyChange(PropertyChangeEvent e)
Receives notification if any of the viewport's bound properties changes.
void
resetViewPort()
Resets the viewPort field when the scrollpane's viewport changes.
void
stateChanged(ChangeEvent event)
Receives notification when the state of the viewport changes.

Methods inherited from class javax.swing.JComponent.AccessibleJComponent

addPropertyChangeListener, getAccessibleChild, getAccessibleChildrenCount, getAccessibleDescription, getAccessibleKeyBinding, getAccessibleName, getAccessibleRole, getAccessibleStateSet, getBorderTitle, getTitledBorderText, getToolTipText, removePropertyChangeListener

Methods inherited from class java.awt.Container.AccessibleAWTContainer

getAccessibleAt, getAccessibleChild, getAccessibleChildrenCount

Methods inherited from class java.awt.Component.AccessibleAWTComponent

addFocusListener, addPropertyChangeListener, contains, getAccessibleAt, getAccessibleChild, getAccessibleChildrenCount, getAccessibleComponent, getAccessibleDescription, getAccessibleIndexInParent, getAccessibleName, getAccessibleParent, getAccessibleRole, getAccessibleStateSet, getBackground, getBounds, getCursor, getFont, getFontMetrics, getForeground, getLocale, getLocation, getLocationOnScreen, getSize, isEnabled, isFocusTraversable, isShowing, isVisible, removeFocusListener, removePropertyChangeListener, requestFocus, setBackground, setBounds, setCursor, setEnabled, setFont, setForeground, setLocation, setSize, setVisible

Methods inherited from class javax.accessibility.AccessibleContext

addPropertyChangeListener, firePropertyChange, getAccessibleAction, getAccessibleChild, getAccessibleChildrenCount, getAccessibleComponent, getAccessibleDescription, getAccessibleEditableText, getAccessibleIcon, getAccessibleIndexInParent, getAccessibleName, getAccessibleParent, getAccessibleRelationSet, getAccessibleRole, getAccessibleSelection, getAccessibleStateSet, getAccessibleTable, getAccessibleText, getAccessibleValue, getLocale, removePropertyChangeListener, setAccessibleDescription, setAccessibleName, setAccessibleParent

Methods inherited from class java.lang.Object

clone, equals, extends Object> getClass, finalize, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

viewPort

protected JViewport viewPort
The viewport of the underlying scrollpane.

Constructor Details

AccessibleJScrollPane

public AccessibleJScrollPane()
Creates a new AccessibleJScrollPane object. This initializes the viewport field with the current viewport from the scrollpane associated with this AccessibleJScrollPane.

Method Details

propertyChange

public void propertyChange(PropertyChangeEvent e)
Receives notification if any of the viewport's bound properties changes.
Specified by:
propertyChange in interface PropertyChangeListener
Parameters:
e - the propery change event

resetViewPort

public void resetViewPort()
Resets the viewPort field when the scrollpane's viewport changes. This method is called by JScrollPane.setViewport(JViewport) in order to update the viewPort field and set up the listeners on this viewport correctly.

stateChanged

public void stateChanged(ChangeEvent event)
Receives notification when the state of the viewport changes.
Specified by:
stateChanged in interface ChangeListener
Parameters:
event - the change event

JScrollPane.java -- Copyright (C) 2002, 2004, 2005 Free Software Foundation, Inc. This file is part of GNU Classpath. GNU Classpath is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2, or (at your option) any later version. GNU Classpath is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with GNU Classpath; see the file COPYING. If not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. Linking this library statically or dynamically with other modules is making a combined work based on this library. Thus, the terms and conditions of the GNU General Public License cover the whole combination. As a special exception, the copyright holders of this library give you permission to link this library with independent modules to produce an executable, regardless of the license terms of these independent modules, and to copy and distribute the resulting executable under terms of your choice, provided that you also meet, for each linked independent module, the terms and conditions of the license of that module. An independent module is a module which is not derived from or based on this library. If you modify this library, you may extend this exception to your version of the library, but you are not obligated to do so. If you do not wish to do so, delete this exception statement from your version.