javax.swing

Class JMenuItem.AccessibleJMenuItem

java.lang.Object

javax.accessibility.AccessibleContext

java.awt.Component.AccessibleAWTComponent

java.awt.Container.AccessibleAWTContainer

javax.swing.JComponent.AccessibleJComponent

javax.swing.AbstractButton.AccessibleAbstractButton

javax.swing.JMenuItem.AccessibleJMenuItem

All Implemented Interfaces:

Serializable ， EventListener ， AccessibleAction ， AccessibleComponent ， AccessibleExtendedComponent ， AccessibleText ， AccessibleValue ， ChangeListener

已知直接子类：

JCheckBoxMenuItem.AccessibleJCheckBoxMenuItem ， JMenu.AccessibleJMenu ， JRadioButtonMenuItem.AccessibleJRadioButtonMenuItem

Enclosing class:

JMenuItem

protected class JMenuItem.AccessibleJMenuItem
extends AbstractButton.AccessibleAbstractButton
implements ChangeListener

这个类实现了可访问性支持JMenuItem类。 它提供了适用于菜单项用户界面元素的Java Accessibility API的实现。

警告：此类的序列化对象与将来的Swing版本不兼容。 当前的序列化支持适用于运行相同版本的Swing的应用程序之间的短期存储或RMI。 从1.4开始，支持所有JavaBeans的长期存储已经添加到java.beans程序包中。 请参阅XMLEncoder 。

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.Component.AccessibleAWTComponent

Component.AccessibleAWTComponent.AccessibleAWTComponentHandler, Component.AccessibleAWTComponent.AccessibleAWTFocusHandler

Field Summary

Fields inherited from class javax.swing.JComponent.AccessibleJComponent

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

Fields inherited from interface javax.accessibility.AccessibleAction

CLICK, DECREMENT, INCREMENT, TOGGLE_EXPAND, TOGGLE_POPUP

Fields inherited from interface javax.accessibility.AccessibleText

CHARACTER, SENTENCE, WORD

方法摘要

Modifier and Type	Method and Description
AccessibleRole	getAccessibleRole() 获取此对象的角色。
void	stateChanged(ChangeEvent e) 支持更改侦听器界面并触发属性更改。

Methods inherited from class javax.swing.AbstractButton.AccessibleAbstractButton

doAccessibleAction, getAccessibleAction, getAccessibleActionCount, getAccessibleActionDescription, getAccessibleIcon, getAccessibleKeyBinding, getAccessibleName, getAccessibleRelationSet, getAccessibleStateSet, getAccessibleText, getAccessibleValue, getAfterIndex, getAtIndex, getBeforeIndex, getCaretPosition, getCharacterAttribute, getCharacterBounds, getCharCount, getCurrentAccessibleValue, getIndexAtPoint, getMaximumAccessibleValue, getMinimumAccessibleValue, getSelectedText, getSelectionEnd, getSelectionStart, getTitledBorderText, getToolTipText, setCurrentAccessibleValue

Methods inherited from class javax.swing.JComponent.AccessibleJComponent

addPropertyChangeListener, getAccessibleChild, getAccessibleChildrenCount, getAccessibleDescription, getBorderTitle, removePropertyChangeListener

Methods inherited from class java.awt.Container.AccessibleAWTContainer

getAccessibleAt

Methods inherited from class java.awt.Component.AccessibleAWTComponent

addFocusListener, contains, getAccessibleComponent, getAccessibleIndexInParent, getAccessibleParent, getBackground, getBounds, getCursor, getFont, getFontMetrics, getForeground, getLocale, getLocation, getLocationOnScreen, getSize, isEnabled, isFocusTraversable, isShowing, isVisible, removeFocusListener, requestFocus, setBackground, setBounds, setCursor, setEnabled, setFont, setForeground, setLocation, setSize, setVisible

Methods inherited from class javax.accessibility.AccessibleContext

firePropertyChange, getAccessibleEditableText, getAccessibleSelection, getAccessibleTable, setAccessibleDescription, setAccessibleName, setAccessibleParent

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface javax.accessibility.AccessibleComponent

addFocusListener, contains, getAccessibleAt, getBackground, getBounds, getCursor, getFont, getFontMetrics, getForeground, getLocation, getLocationOnScreen, getSize, isEnabled, isFocusTraversable, isShowing, isVisible, removeFocusListener, requestFocus, setBackground, setBounds, setCursor, setEnabled, setFont, setForeground, setLocation, setSize, setVisible

方法详细信息

getAccessibleRole

public AccessibleRole getAccessibleRole()

获取此对象的角色。

重写：

getAccessibleRole在 JComponent.AccessibleJComponent

结果

AccessibleRole的一个实例描述对象的角色

另请参见：

AccessibleRole

stateChanged

public void stateChanged(ChangeEvent e)

支持更改侦听器界面并触发属性更改。

Specified by:

stateChanged在接口 ChangeListener

参数

e - a ChangeEvent object