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<div class="header">
<div class="subTitle">
javax.swing.text
</div>
<h2 class="title" title="Class AbstractDocument.DefaultDocumentEvent">Class AbstractDocument.DefaultDocumentEvent</h2>
</div><div class="contentContainer">
<ul class="inheritance">
<li><a href="../../../java/lang/Object.html" title="class in java.lang">java.lang.Object</a></li>
<li>
<ul class="inheritance">
<li><a href="../../../javax/swing/undo/AbstractUndoableEdit.html" title="class in javax.swing.undo">javax.swing.undo.AbstractUndoableEdit</a></li>
<li>
<ul class="inheritance">
<li><a href="../../../javax/swing/undo/CompoundEdit.html" title="class in javax.swing.undo">javax.swing.undo.CompoundEdit</a></li>
<li>
<ul class="inheritance">
<li>javax.swing.text.AbstractDocument.DefaultDocumentEvent</li>
</ul> </li>
</ul> </li>
</ul> </li>
</ul>
<div class="description">
<ul class="blockList">
<li class="blockList">
<dl>
<dt>
All Implemented Interfaces:
</dt>
<dd>
<span><a href="../../../java/io/Serializable.html" title="java.io中的接口">Serializable</a> ， <a href="../../../javax/swing/event/DocumentEvent.html" title="javax.swing.event中的接口">DocumentEvent</a> ， <a href="../../../javax/swing/undo/UndoableEdit.html" title="javax.swing.undo中的接口">UndoableEdit</a></span>
</dd>
</dl>
<dl>
<dt>
Enclosing class:
</dt>
<dd>
<span><a href="../../../javax/swing/text/AbstractDocument.html" title="javax.swing.text中的类">AbstractDocument</a></span>
</dd>
</dl>
<hr/> <br/> <pre>public class <span class="typeNameLabel">AbstractDocument.DefaultDocumentEvent</span>
extends <a href="../../../javax/swing/undo/CompoundEdit.html" title="class in javax.swing.undo">CompoundEdit</a>
implements <a href="../../../javax/swing/event/DocumentEvent.html" title="interface in javax.swing.event">DocumentEvent</a></pre>
<div class="block">
<span>正在修改文档时存储文档更改。</span>
<span>随后可以在完成文档修改交易时用于更改通知。</span>
<span>AbstractDocument类及其扩展用于向文档侦听器广播更改信息。</span>
</div> </li>
</ul>
</div>
<div class="summary">
<ul class="blockList">
<li class="blockList">
<!-- ======== NESTED CLASS SUMMARY ======== -->
<ul class="blockList">
<li class="blockList"><a name="nested.class.summary">
<!-- --> </a> <h3>Nested Class Summary</h3>
<ul class="blockList">
<li class="blockList"><a name="nested.classes.inherited.from.class.javax.swing.event.DocumentEvent">
<!-- --> </a> <h3>Nested classes/interfaces inherited from interface javax.swing.event.<a href="../../../javax/swing/event/DocumentEvent.html" title="interface in javax.swing.event">DocumentEvent</a></h3> <code><a href="../../../javax/swing/event/DocumentEvent.ElementChange.html" title="interface in javax.swing.event">DocumentEvent.ElementChange</a>, <a href="../../../javax/swing/event/DocumentEvent.EventType.html" title="class in javax.swing.event">DocumentEvent.EventType</a></code></li>
</ul> </li>
</ul>
<!-- =========== FIELD SUMMARY =========== -->
<ul class="blockList">
<li class="blockList"><a name="field.summary">
<!-- --> </a> <h3>Field Summary</h3>
<ul class="blockList">
<li class="blockList"><a name="fields.inherited.from.class.javax.swing.undo.CompoundEdit">
<!-- --> </a> <h3>Fields inherited from class javax.swing.undo.<a href="../../../javax/swing/undo/CompoundEdit.html" title="class in javax.swing.undo">CompoundEdit</a></h3> <code><a href="../../../javax/swing/undo/CompoundEdit.html#edits">edits</a></code></li>
</ul>
<ul class="blockList">
<li class="blockList"><a name="fields.inherited.from.class.javax.swing.undo.AbstractUndoableEdit">
<!-- --> </a> <h3>Fields inherited from class javax.swing.undo.<a href="../../../javax/swing/undo/AbstractUndoableEdit.html" title="class in javax.swing.undo">AbstractUndoableEdit</a></h3> <code><a href="../../../javax/swing/undo/AbstractUndoableEdit.html#RedoName">RedoName</a>, <a href="../../../javax/swing/undo/AbstractUndoableEdit.html#UndoName">UndoName</a></code></li>
</ul> </li>
</ul>
<!-- ======== CONSTRUCTOR SUMMARY ======== -->
<ul class="blockList">
<li class="blockList"><a name="constructor.summary">
<!-- --> </a> <h3>构造方法摘要</h3>
<table border="0" cellpadding="3" cellspacing="0" class="memberSummary" summary="Constructor Summary table, listing constructors, and an explanation">
<caption>
<span>构造方法</span>
<span class="tabEnd"> </span>
</caption>
<tbody>
<tr>
<th class="colOne" scope="col">Constructor and Description</th>
</tr>
<tr class="altColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../../javax/swing/text/AbstractDocument.DefaultDocumentEvent.html#DefaultDocumentEvent-int-int-javax.swing.event.DocumentEvent.EventType-">DefaultDocumentEvent</a></span>(int offs, int len, <a href="../../../javax/swing/event/DocumentEvent.EventType.html" title="class in javax.swing.event">DocumentEvent.EventType</a> type)</code>
<div class="block">
构建变更记录。
</div> </td>
</tr>
</tbody>
</table> </li>
</ul>
<!-- ========== METHOD SUMMARY =========== -->
<ul class="blockList">
<li class="blockList"><a name="method.summary">
<!-- --> </a> <h3>方法摘要</h3>
<table border="0" cellpadding="3" cellspacing="0" class="memberSummary" summary="Method Summary table, listing methods, and an explanation">
<caption>
<span class="activeTableTab" id="t0"><span>所有方法</span><span class="tabEnd"> </span></span>
<span class="tableTab" id="t2"><span><a href="javascript:show(2);">接口方法</a></span><span class="tabEnd"> </span></span>
<span class="tableTab" id="t4"><span><a href="javascript:show(8);">具体的方法</a></span><span class="tabEnd"> </span></span>
</caption>
<tbody>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
</tr>
<tr class="altColor" id="i0">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/text/AbstractDocument.DefaultDocumentEvent.html#addEdit-javax.swing.undo.UndoableEdit-">addEdit</a></span>(<a href="../../../javax/swing/undo/UndoableEdit.html" title="interface in javax.swing.undo">UndoableEdit</a> anEdit)</code>
<div class="block">
添加文档编辑。
</div> </td>
</tr>
<tr class="rowColor" id="i1">
<td class="colFirst"><code><a href="../../../javax/swing/event/DocumentEvent.ElementChange.html" title="interface in javax.swing.event">DocumentEvent.ElementChange</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/text/AbstractDocument.DefaultDocumentEvent.html#getChange-javax.swing.text.Element-">getChange</a></span>(<a href="../../../javax/swing/text/Element.html" title="interface in javax.swing.text">Element</a> elem)</code>
<div class="block">
获取元素的更改。
</div> </td>
</tr>
<tr class="altColor" id="i2">
<td class="colFirst"><code><a href="../../../javax/swing/text/Document.html" title="interface in javax.swing.text">Document</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/text/AbstractDocument.DefaultDocumentEvent.html#getDocument--">getDocument</a></span>()</code>
<div class="block">
获取来源于更改事件的文档。
</div> </td>
</tr>
<tr class="rowColor" id="i3">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/text/AbstractDocument.DefaultDocumentEvent.html#getLength--">getLength</a></span>()</code>
<div class="block">
返回更改的长度。
</div> </td>
</tr>
<tr class="altColor" id="i4">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/text/AbstractDocument.DefaultDocumentEvent.html#getOffset--">getOffset</a></span>()</code>
<div class="block">
返回变更开始文档中的偏移量。
</div> </td>
</tr>
<tr class="rowColor" id="i5">
<td class="colFirst"><code><a href="../../../java/lang/String.html" title="class in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/text/AbstractDocument.DefaultDocumentEvent.html#getPresentationName--">getPresentationName</a></span>()</code>
<div class="block">
提供适用于（例如更改日志）的此编辑的本地化，可读取的描述。
</div> </td>
</tr>
<tr class="altColor" id="i6">
<td class="colFirst"><code><a href="../../../java/lang/String.html" title="class in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/text/AbstractDocument.DefaultDocumentEvent.html#getRedoPresentationName--">getRedoPresentationName</a></span>()</code>
<div class="block">
提供本编辑的可重写形式的本地化，可读的描述，例如
</div> </td>
</tr>
<tr class="rowColor" id="i7">
<td class="colFirst"><code><a href="../../../javax/swing/event/DocumentEvent.EventType.html" title="class in javax.swing.event">DocumentEvent.EventType</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/text/AbstractDocument.DefaultDocumentEvent.html#getType--">getType</a></span>()</code>
<div class="block">
返回事件的类型。
</div> </td>
</tr>
<tr class="altColor" id="i8">
<td class="colFirst"><code><a href="../../../java/lang/String.html" title="class in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/text/AbstractDocument.DefaultDocumentEvent.html#getUndoPresentationName--">getUndoPresentationName</a></span>()</code>
<div class="block">
提供这种编辑的可撤销形式的本地化，可读的描述，例如
</div> </td>
</tr>
<tr class="rowColor" id="i9">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/text/AbstractDocument.DefaultDocumentEvent.html#isSignificant--">isSignificant</a></span>()</code>
<div class="block">
DefaultDocument事件很重要。
</div> </td>
</tr>
<tr class="altColor" id="i10">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/text/AbstractDocument.DefaultDocumentEvent.html#redo--">redo</a></span>()</code>
<div class="block">
重做一个变化。
</div> </td>
</tr>
<tr class="rowColor" id="i11">
<td class="colFirst"><code><a href="../../../java/lang/String.html" title="class in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/text/AbstractDocument.DefaultDocumentEvent.html#toString--">toString</a></span>()</code>
<div class="block">
返回更改事件的字符串描述。
</div> </td>
</tr>
<tr class="altColor" id="i12">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/text/AbstractDocument.DefaultDocumentEvent.html#undo--">undo</a></span>()</code>
<div class="block">
撤消更改。
</div> </td>
</tr>
</tbody>
</table>
<ul class="blockList">
<li class="blockList"><a name="methods.inherited.from.class.javax.swing.undo.CompoundEdit">
<!-- --> </a> <h3>Methods inherited from class javax.swing.undo.<a href="../../../javax/swing/undo/CompoundEdit.html" title="class in javax.swing.undo">CompoundEdit</a></h3> <code><a href="../../../javax/swing/undo/CompoundEdit.html#canRedo--">canRedo</a>, <a href="../../../javax/swing/undo/CompoundEdit.html#canUndo--">canUndo</a>, <a href="../../../javax/swing/undo/CompoundEdit.html#die--">die</a>, <a href="../../../javax/swing/undo/CompoundEdit.html#end--">end</a>, <a href="../../../javax/swing/undo/CompoundEdit.html#isInProgress--">isInProgress</a>, <a href="../../../javax/swing/undo/CompoundEdit.html#lastEdit--">lastEdit</a></code></li>
</ul>
<ul class="blockList">
<li class="blockList"><a name="methods.inherited.from.class.javax.swing.undo.AbstractUndoableEdit">
<!-- --> </a> <h3>Methods inherited from class javax.swing.undo.<a href="../../../javax/swing/undo/AbstractUndoableEdit.html" title="class in javax.swing.undo">AbstractUndoableEdit</a></h3> <code><a href="../../../javax/swing/undo/AbstractUndoableEdit.html#replaceEdit-javax.swing.undo.UndoableEdit-">replaceEdit</a></code></li>
</ul>
<ul class="blockList">
<li class="blockList"><a name="methods.inherited.from.class.java.lang.Object">
<!-- --> </a> <h3>Methods inherited from class java.lang.<a href="../../../java/lang/Object.html" title="class in java.lang">Object</a></h3> <code><a href="../../../java/lang/Object.html#clone--">clone</a>, <a href="../../../java/lang/Object.html#equals-java.lang.Object-">equals</a>, <a href="../../../java/lang/Object.html#finalize--">finalize</a>, <a href="../../../java/lang/Object.html#getClass--">getClass</a>, <a href="../../../java/lang/Object.html#hashCode--">hashCode</a>, <a href="../../../java/lang/Object.html#notify--">notify</a>, <a href="../../../java/lang/Object.html#notifyAll--">notifyAll</a>, <a href="../../../java/lang/Object.html#wait--">wait</a>, <a href="../../../java/lang/Object.html#wait-long-">wait</a>, <a href="../../../java/lang/Object.html#wait-long-int-">wait</a></code></li>
</ul> </li>
</ul> </li>
</ul>
</div>
<div class="details">
<ul class="blockList">
<li class="blockList">
<!-- ========= CONSTRUCTOR DETAIL ======== -->
<ul class="blockList">
<li class="blockList"><a name="constructor.detail">
<!-- --> </a> <h3>构造方法详细信息</h3> <a name="DefaultDocumentEvent-int-int-javax.swing.event.DocumentEvent.EventType-">
<!-- --> </a>
<ul class="blockListLast">
<li class="blockList"> <h4>DefaultDocumentEvent</h4> <pre>public DefaultDocumentEvent(int offs,
int len,
<a href="../../../javax/swing/event/DocumentEvent.EventType.html" title="class in javax.swing.event">DocumentEvent.EventType</a> type)</pre>
<div class="block">
构建变更记录。
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>offs</code> - 更改文档中的偏移量&gt; = 0
</dd>
<dd>
<code>len</code> - 更改的长度&gt; = 0
</dd>
<dd>
<code>type</code> - 事件的类型（DocumentEvent.EventType）
</dd>
<dt>
<span class="simpleTagLabel">从以下版本开始：</span>
</dt>
<dd>
1.4
</dd>
</dl> </li>
</ul> </li>
</ul>
<!-- ============ METHOD DETAIL ========== -->
<ul class="blockList">
<li class="blockList"><a name="method.detail">
<!-- --> </a> <h3>方法详细信息</h3> <a name="toString--">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>toString</h4> <pre>public <a href="../../../java/lang/String.html" title="class in java.lang">String</a> toString()</pre>
<div class="block">
返回更改事件的字符串描述。
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">重写：</span>
</dt>
<dd>
<code><a href="../../../javax/swing/undo/CompoundEdit.html#toString--">toString</a></code>在
<code><a href="../../../javax/swing/undo/CompoundEdit.html" title="class in javax.swing.undo">CompoundEdit</a></code>类
</dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
一个字符串
</dd>
</dl> </li>
</ul> <a name="addEdit-javax.swing.undo.UndoableEdit-">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>addEdit</h4> <pre>public boolean addEdit(<a href="../../../javax/swing/undo/UndoableEdit.html" title="interface in javax.swing.undo">UndoableEdit</a> anEdit)</pre>
<div class="block">
<span>添加文档编辑。</span>
<span>如果编辑次数超过阈值，则会切换对ElementChange实现的散列表查找，因为这些访问需要相对较快。</span>
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../javax/swing/undo/UndoableEdit.html#addEdit-javax.swing.undo.UndoableEdit-">addEdit</a></code>在界面
<code><a href="../../../javax/swing/undo/UndoableEdit.html" title="interface in javax.swing.undo">UndoableEdit</a></code>
</dd>
<dt>
<span class="overrideSpecifyLabel">重写：</span>
</dt>
<dd>
<code><a href="../../../javax/swing/undo/CompoundEdit.html#addEdit-javax.swing.undo.UndoableEdit-">addEdit</a></code>在
<code><a href="../../../javax/swing/undo/CompoundEdit.html" title="class in javax.swing.undo">CompoundEdit</a></code>
</dd>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>anEdit</code> - 文件编辑记录
</dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
如果添加了编辑，则为true
</dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../../javax/swing/undo/UndoableEdit.html#addEdit-javax.swing.undo.UndoableEdit-"><code>UndoableEdit.addEdit(javax.swing.undo.UndoableEdit)</code></a>
</dd>
</dl> </li>
</ul> <a name="redo--">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>redo</h4> <pre>public void redo()
throws <a href="../../../javax/swing/undo/CannotRedoException.html" title="class in javax.swing.undo">CannotRedoException</a></pre>
<div class="block">
重做一个变化。
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../javax/swing/undo/UndoableEdit.html#redo--">redo</a></code>在接口
<code><a href="../../../javax/swing/undo/UndoableEdit.html" title="interface in javax.swing.undo">UndoableEdit</a></code>
</dd>
<dt>
<span class="overrideSpecifyLabel">重写：</span>
</dt>
<dd>
<code><a href="../../../javax/swing/undo/CompoundEdit.html#redo--">redo</a></code>在
<code><a href="../../../javax/swing/undo/CompoundEdit.html" title="class in javax.swing.undo">CompoundEdit</a></code>类
</dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<code><a href="../../../javax/swing/undo/CannotRedoException.html" title="class in javax.swing.undo">CannotRedoException</a></code> - 如果更改无法重做
</dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../../javax/swing/undo/AbstractUndoableEdit.html#canRedo--"><code>AbstractUndoableEdit.canRedo()</code></a>
</dd>
</dl> </li>
</ul> <a name="undo--">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>undo</h4> <pre>public void undo()
throws <a href="../../../javax/swing/undo/CannotUndoException.html" title="class in javax.swing.undo">CannotUndoException</a></pre>
<div class="block">
撤消更改。
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../javax/swing/undo/UndoableEdit.html#undo--">undo</a></code>在接口
<code><a href="../../../javax/swing/undo/UndoableEdit.html" title="interface in javax.swing.undo">UndoableEdit</a></code>
</dd>
<dt>
<span class="overrideSpecifyLabel">重写：</span>
</dt>
<dd>
<code><a href="../../../javax/swing/undo/CompoundEdit.html#undo--">undo</a></code>在
<code><a href="../../../javax/swing/undo/CompoundEdit.html" title="class in javax.swing.undo">CompoundEdit</a></code>
</dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<code><a href="../../../javax/swing/undo/CannotUndoException.html" title="class in javax.swing.undo">CannotUndoException</a></code> - 如果更改无法撤消
</dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../../javax/swing/undo/AbstractUndoableEdit.html#canUndo--"><code>AbstractUndoableEdit.canUndo()</code></a>
</dd>
</dl> </li>
</ul> <a name="isSignificant--">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>isSignificant</h4> <pre>public boolean isSignificant()</pre>
<div class="block">
<span>DefaultDocument事件很重要。</span>
<span>如果您希望聚合DefaultDocumentEvents将它们显示为用户的单个编辑，则将它们复制到CompoundEdit中。</span>
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../javax/swing/undo/UndoableEdit.html#isSignificant--">isSignificant</a></code>在接口
<code><a href="../../../javax/swing/undo/UndoableEdit.html" title="interface in javax.swing.undo">UndoableEdit</a></code>
</dd>
<dt>
<span class="overrideSpecifyLabel">重写：</span>
</dt>
<dd>
<code><a href="../../../javax/swing/undo/CompoundEdit.html#isSignificant--">isSignificant</a></code>在
<code><a href="../../../javax/swing/undo/CompoundEdit.html" title="class in javax.swing.undo">CompoundEdit</a></code>
</dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
该事件是否对于编辑撤消目的是重要的
</dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../../javax/swing/undo/UndoableEdit.html#isSignificant--"><code>UndoableEdit.isSignificant()</code></a>
</dd>
</dl> </li>
</ul> <a name="getPresentationName--">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>getPresentationName</h4> <pre>public <a href="../../../java/lang/String.html" title="class in java.lang">String</a> getPresentationName()</pre>
<div class="block">
提供适用于（例如更改日志）的此编辑的本地化，可读取的描述。
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../javax/swing/undo/UndoableEdit.html#getPresentationName--">getPresentationName</a></code>在界面
<code><a href="../../../javax/swing/undo/UndoableEdit.html" title="interface in javax.swing.undo">UndoableEdit</a></code>
</dd>
<dt>
<span class="overrideSpecifyLabel">重写：</span>
</dt>
<dd>
<code><a href="../../../javax/swing/undo/CompoundEdit.html#getPresentationName--">getPresentationName</a></code>在
<code><a href="../../../javax/swing/undo/CompoundEdit.html" title="class in javax.swing.undo">CompoundEdit</a></code>
</dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
说明
</dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../../javax/swing/undo/AbstractUndoableEdit.html#getUndoPresentationName--"><code>AbstractUndoableEdit.getUndoPresentationName()</code></a> ，
<a href="../../../javax/swing/undo/AbstractUndoableEdit.html#getRedoPresentationName--"><code>AbstractUndoableEdit.getRedoPresentationName()</code></a>
</dd>
</dl> </li>
</ul> <a name="getUndoPresentationName--">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>getUndoPresentationName</h4> <pre>public <a href="../../../java/lang/String.html" title="class in java.lang">String</a> getUndoPresentationName()</pre>
<div class="block">
<span>提供本编辑的可撤销形式的本地化，可读的描述，例如用作撤消菜单项。</span>
<span>通常派生自getDescription（）;</span>
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../javax/swing/undo/UndoableEdit.html#getUndoPresentationName--">getUndoPresentationName</a></code>在接口
<code><a href="../../../javax/swing/undo/UndoableEdit.html" title="interface in javax.swing.undo">UndoableEdit</a></code>
</dd>
<dt>
<span class="overrideSpecifyLabel">重写：</span>
</dt>
<dd>
<code><a href="../../../javax/swing/undo/CompoundEdit.html#getUndoPresentationName--">getUndoPresentationName</a></code>在
<code><a href="../../../javax/swing/undo/CompoundEdit.html" title="class in javax.swing.undo">CompoundEdit</a></code>类
</dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
说明
</dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../../javax/swing/undo/AbstractUndoableEdit.html#getPresentationName--"><code>AbstractUndoableEdit.getPresentationName()</code></a>
</dd>
</dl> </li>
</ul> <a name="getRedoPresentationName--">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>getRedoPresentationName</h4> <pre>public <a href="../../../java/lang/String.html" title="class in java.lang">String</a> getRedoPresentationName()</pre>
<div class="block">
<span>提供本编辑的可重复形式的本地化，可读的描述，例如用作重做菜单项。</span>
<span>通常派生自getPresentationName（）;</span>
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../javax/swing/undo/UndoableEdit.html#getRedoPresentationName--">getRedoPresentationName</a></code>在界面
<code><a href="../../../javax/swing/undo/UndoableEdit.html" title="interface in javax.swing.undo">UndoableEdit</a></code>
</dd>
<dt>
<span class="overrideSpecifyLabel">重写：</span>
</dt>
<dd>
<code><a href="../../../javax/swing/undo/CompoundEdit.html#getRedoPresentationName--">getRedoPresentationName</a></code>在
<code><a href="../../../javax/swing/undo/CompoundEdit.html" title="class in javax.swing.undo">CompoundEdit</a></code>
</dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
说明
</dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../../javax/swing/undo/AbstractUndoableEdit.html#getPresentationName--"><code>AbstractUndoableEdit.getPresentationName()</code></a>
</dd>
</dl> </li>
</ul> <a name="getType--">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>getType</h4> <pre>public <a href="../../../javax/swing/event/DocumentEvent.EventType.html" title="class in javax.swing.event">DocumentEvent.EventType</a> getType()</pre>
<div class="block">
返回事件的类型。
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../javax/swing/event/DocumentEvent.html#getType--">getType</a></code>在接口
<code><a href="../../../javax/swing/event/DocumentEvent.html" title="interface in javax.swing.event">DocumentEvent</a></code>
</dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
事件类型为DocumentEvent.EventType
</dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../../javax/swing/event/DocumentEvent.html#getType--"><code>DocumentEvent.getType()</code></a>
</dd>
</dl> </li>
</ul> <a name="getOffset--">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>getOffset</h4> <pre>public int getOffset()</pre>
<div class="block">
返回变更开始文档中的偏移量。
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../javax/swing/event/DocumentEvent.html#getOffset--">getOffset</a></code>在接口
<code><a href="../../../javax/swing/event/DocumentEvent.html" title="interface in javax.swing.event">DocumentEvent</a></code>
</dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
offset&gt; = 0
</dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../../javax/swing/event/DocumentEvent.html#getOffset--"><code>DocumentEvent.getOffset()</code></a>
</dd>
</dl> </li>
</ul> <a name="getLength--">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>getLength</h4> <pre>public int getLength()</pre>
<div class="block">
返回更改的长度。
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../javax/swing/event/DocumentEvent.html#getLength--">getLength</a></code>在接口
<code><a href="../../../javax/swing/event/DocumentEvent.html" title="interface in javax.swing.event">DocumentEvent</a></code>
</dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
长度&gt; = 0
</dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../../javax/swing/event/DocumentEvent.html#getLength--"><code>DocumentEvent.getLength()</code></a>
</dd>
</dl> </li>
</ul> <a name="getDocument--">
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<ul class="blockList">
<li class="blockList"> <h4>getDocument</h4> <pre>public <a href="../../../javax/swing/text/Document.html" title="interface in javax.swing.text">Document</a> getDocument()</pre>
<div class="block">
获取来源于更改事件的文档。
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../javax/swing/event/DocumentEvent.html#getDocument--">getDocument</a></code>在界面
<code><a href="../../../javax/swing/event/DocumentEvent.html" title="interface in javax.swing.event">DocumentEvent</a></code>
</dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
文件
</dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../../javax/swing/event/DocumentEvent.html#getDocument--"><code>DocumentEvent.getDocument()</code></a>
</dd>
</dl> </li>
</ul> <a name="getChange-javax.swing.text.Element-">
<!-- --> </a>
<ul class="blockListLast">
<li class="blockList"> <h4>getChange</h4> <pre>public <a href="../../../javax/swing/event/DocumentEvent.ElementChange.html" title="interface in javax.swing.event">DocumentEvent.ElementChange</a> getChange(<a href="../../../javax/swing/text/Element.html" title="interface in javax.swing.text">Element</a> elem)</pre>
<div class="block">
获取元素的更改。
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../javax/swing/event/DocumentEvent.html#getChange-javax.swing.text.Element-">getChange</a></code>在界面
<code><a href="../../../javax/swing/event/DocumentEvent.html" title="interface in javax.swing.event">DocumentEvent</a></code>
</dd>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>elem</code> - 元素
</dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
变化
</dd>
</dl> </li>
</ul> </li>
</ul> </li>
</ul>
</div>
</div>
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