Module java.desktop

Package java.awt

Class TextArea.AccessibleAWTTextArea

java.lang.Object

javax.accessibility.AccessibleContext

java.awt.Component.AccessibleAWTComponent

java.awt.TextComponent.AccessibleAWTTextComponent

java.awt.TextArea.AccessibleAWTTextArea

所有已实现的接口:

TextListener, Serializable, EventListener, AccessibleComponent, AccessibleText

封装类:

TextArea

       protected class TextArea.AccessibleAWTTextArea extends TextComponent.AccessibleAWTTextComponent
      

该类为 TextArea 类实现了辅助功能支持。它提供了适用于文本区域用户界面元素的 Java 辅助功能 API 实现。

自版本:

1.3

参见:

• 序列化形式

Nested Class Summary

Nested classes/interfaces declared in class java.awt.Component.AccessibleAWTComponent

Component.AccessibleAWTComponent.AccessibleAWTComponentHandler, Component.AccessibleAWTComponent.AccessibleAWTFocusHandler

Field Summary

Fields declared in class java.awt.Component.AccessibleAWTComponent

accessibleAWTComponentHandler, accessibleAWTFocusHandler

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

Fields declared in interface javax.accessibility.AccessibleText

CHARACTER, SENTENCE, WORD

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	AccessibleAWTTextArea()	构造一个 AccessibleAWTTextArea。

Method Summary

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

Methods declared in class java.awt.TextComponent.AccessibleAWTTextComponent

getAccessibleRole, getAccessibleText, getAfterIndex, getAtIndex, getBeforeIndex, getCaretPosition, getCharacterAttribute, getCharacterBounds, getCharCount, getIndexAtPoint, getSelectedText, getSelectionEnd, getSelectionStart, textValueChanged

Methods declared in class java.awt.Component.AccessibleAWTComponent

addFocusListener, addPropertyChangeListener, contains, getAccessibleAt, getAccessibleChild, getAccessibleChildrenCount, getAccessibleComponent, getAccessibleDescription, getAccessibleIndexInParent, getAccessibleName, getAccessibleParent, 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 declared in class javax.accessibility.AccessibleContext

firePropertyChange, getAccessibleAction, getAccessibleEditableText, getAccessibleIcon, getAccessibleRelationSet, getAccessibleSelection, getAccessibleTable, getAccessibleValue, setAccessibleDescription, setAccessibleName, setAccessibleParent

Methods declared in class java.lang.Object

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

Constructor Details

AccessibleAWTTextArea

             protected AccessibleAWTTextArea()
            

构造一个 AccessibleAWTTextArea。

Method Details

getAccessibleStateSet

             public AccessibleStateSet getAccessibleStateSet()
            

获取此对象的状态集。

覆盖:

getAccessibleStateSet 在类 TextComponent.AccessibleAWTTextComponent

返回:

描述对象状态的 AccessibleStateSet 实例

参见:

• AccessibleStateSet