javax.swing

Class JTextArea.AccessibleJTextArea

java.lang.Object

javax.accessibility.AccessibleContext

java.awt.Component.AccessibleAWTComponent

java.awt.Container.AccessibleAWTContainer

javax.swing.JComponent.AccessibleJComponent

javax.swing.text.JTextComponent.AccessibleJTextComponent

javax.swing.JTextArea.AccessibleJTextArea

All Implemented Interfaces:

Serializable ， EventListener ， AccessibleAction ， AccessibleComponent ， AccessibleEditableText ， AccessibleExtendedComponent ， AccessibleExtendedText ， AccessibleText ， CaretListener ， DocumentListener

Enclosing class:

JTextArea

protected class JTextArea.AccessibleJTextArea
extends JTextComponent.AccessibleJTextComponent

这个类实现了对JTextArea类的可访问性支持。 它提供了适用于文本区域用户界面元素的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，对所有JavaBeans的长期存储的支持已添加到java.beans软件包中。 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

Fields inherited from interface javax.accessibility.AccessibleExtendedText

ATTRIBUTE_RUN, LINE

构造方法摘要

构造方法

Modifier	Constructor and Description
protected	AccessibleJTextArea()

方法摘要

Modifier and Type	Method and Description
AccessibleStateSet	getAccessibleStateSet() 获取此对象的状态集。

Methods inherited from class javax.swing.text.JTextComponent.AccessibleJTextComponent

caretUpdate, changedUpdate, cut, delete, doAccessibleAction, getAccessibleAction, getAccessibleActionCount, getAccessibleActionDescription, getAccessibleEditableText, getAccessibleRole, getAccessibleText, getAfterIndex, getAtIndex, getBeforeIndex, getCaretPosition, getCharacterAttribute, getCharacterBounds, getCharCount, getIndexAtPoint, getSelectedText, getSelectionEnd, getSelectionStart, getTextBounds, getTextRange, getTextSequenceAfter, getTextSequenceAt, getTextSequenceBefore, insertTextAtIndex, insertUpdate, paste, removeUpdate, replaceText, selectText, setAttributes, setTextContents

Methods inherited from class javax.swing.JComponent.AccessibleJComponent

addPropertyChangeListener, getAccessibleChild, getAccessibleChildrenCount, getAccessibleDescription, getAccessibleKeyBinding, getAccessibleName, getBorderTitle, getTitledBorderText, getToolTipText, 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, getAccessibleIcon, getAccessibleRelationSet, getAccessibleSelection, getAccessibleTable, getAccessibleValue, 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

构造方法详细信息

AccessibleJTextArea

protected AccessibleJTextArea()

方法详细信息

getAccessibleStateSet

public AccessibleStateSet getAccessibleStateSet()

获取此对象的状态集。

重写：

getAccessibleStateSet在 JTextComponent.AccessibleJTextComponent

结果

AccessibleStateSet的一个实例描述对象的状态

另请参见：

AccessibleStateSet