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<div class="header">
<div class="subTitle">
javax.swing.event
</div>
<h2 class="title" title="Class TreeSelectionEvent">Class TreeSelectionEvent</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="../../../java/util/EventObject.html" title="class in java.util">java.util.EventObject</a></li>
<li>
<ul class="inheritance">
<li>javax.swing.event.TreeSelectionEvent</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></span>
</dd>
</dl>
<hr/> <br/> <pre>public class <span class="typeNameLabel">TreeSelectionEvent</span>
extends <a href="../../../java/util/EventObject.html" title="class in java.util">EventObject</a></pre>
<div class="block">
<span>表示当前选择的变化的事件。</span>
<span>更改基于任意数量的路径。</span>
<span>TreeSelectionListeners通常将查询每个潜在更改行的新选定状态的事件源。</span>
<p> <span><strong>警告：</strong>此类的序列化对象与将来的Swing版本不兼容。</span> <span>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。</span> <span>从1.4开始，对所有JavaBeans的长期存储的支持已被添加到<code>java.beans</code>包中。</span> <span>请参阅<a href="../../../java/beans/XMLEncoder.html" title="java.beans中的类"><code>XMLEncoder</code></a> 。</span> </p>
</div>
<dl>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<span><a href="../../../javax/swing/event/TreeSelectionListener.html" title="javax.swing.event中的接口"><code>TreeSelectionListener</code></a> ， <a href="../../../javax/swing/tree/TreeSelectionModel.html" title="javax.swing.tree中的接口"><code>TreeSelectionModel</code></a></span>
</dd>
</dl> </li>
</ul>
</div>
<div class="summary">
<ul class="blockList">
<li class="blockList">
<!-- =========== FIELD SUMMARY =========== -->
<ul class="blockList">
<li class="blockList"><a name="field.summary">
<!-- --> </a> <h3>Field Summary</h3>
<table border="0" cellpadding="3" cellspacing="0" class="memberSummary" summary="Field Summary table, listing fields, and an explanation">
<caption>
<span>Fields</span>
<span class="tabEnd"> </span>
</caption>
<tbody>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Field and Description</th>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected boolean[]</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/event/TreeSelectionEvent.html#areNew">areNew</a></span></code>
<div class="block">
对于每个路径，标识该路径实际上是新的。
</div> </td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected <a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/event/TreeSelectionEvent.html#newLeadSelectionPath">newLeadSelectionPath</a></span></code>
<div class="block">
leadSelectionPath在路径更改后可能为null。
</div> </td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected <a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/event/TreeSelectionEvent.html#oldLeadSelectionPath">oldLeadSelectionPath</a></span></code>
<div class="block">
leadSelectionPath在路径更改之前，可能为null。
</div> </td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected <a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a>[]</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/event/TreeSelectionEvent.html#paths">paths</a></span></code>
<div class="block">
此事件代表的路径。
</div> </td>
</tr>
</tbody>
</table>
<ul class="blockList">
<li class="blockList"><a name="fields.inherited.from.class.java.util.EventObject">
<!-- --> </a> <h3>Fields inherited from class java.util.<a href="../../../java/util/EventObject.html" title="class in java.util">EventObject</a></h3> <code><a href="../../../java/util/EventObject.html#source">source</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/event/TreeSelectionEvent.html#TreeSelectionEvent-java.lang.Object-javax.swing.tree.TreePath:A-boolean:A-javax.swing.tree.TreePath-javax.swing.tree.TreePath-">TreeSelectionEvent</a></span>(<a href="../../../java/lang/Object.html" title="class in java.lang">Object</a> source, <a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a>[] paths, boolean[] areNew, <a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a> oldLeadSelectionPath, <a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a> newLeadSelectionPath)</code>
<div class="block">
表示对TreeSelectionModel选择的更改。
</div> </td>
</tr>
<tr class="rowColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../../javax/swing/event/TreeSelectionEvent.html#TreeSelectionEvent-java.lang.Object-javax.swing.tree.TreePath-boolean-javax.swing.tree.TreePath-javax.swing.tree.TreePath-">TreeSelectionEvent</a></span>(<a href="../../../java/lang/Object.html" title="class in java.lang">Object</a> source, <a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a> path, boolean isNew, <a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a> oldLeadSelectionPath, <a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a> newLeadSelectionPath)</code>
<div class="block">
表示对TreeSelectionModel选择的更改。
</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><a href="../../../java/lang/Object.html" title="class in java.lang">Object</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/event/TreeSelectionEvent.html#cloneWithSource-java.lang.Object-">cloneWithSource</a></span>(<a href="../../../java/lang/Object.html" title="class in java.lang">Object</a> newSource)</code>
<div class="block">
返回接收者的副本，但源代码是newSource。
</div> </td>
</tr>
<tr class="rowColor" id="i1">
<td class="colFirst"><code><a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/event/TreeSelectionEvent.html#getNewLeadSelectionPath--">getNewLeadSelectionPath</a></span>()</code>
<div class="block">
返回当前引导路径。
</div> </td>
</tr>
<tr class="altColor" id="i2">
<td class="colFirst"><code><a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/event/TreeSelectionEvent.html#getOldLeadSelectionPath--">getOldLeadSelectionPath</a></span>()</code>
<div class="block">
返回先前是引导路径的路径。
</div> </td>
</tr>
<tr class="rowColor" id="i3">
<td class="colFirst"><code><a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/event/TreeSelectionEvent.html#getPath--">getPath</a></span>()</code>
<div class="block">
返回第一个路径元素。
</div> </td>
</tr>
<tr class="altColor" id="i4">
<td class="colFirst"><code><a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a>[]</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/event/TreeSelectionEvent.html#getPaths--">getPaths</a></span>()</code>
<div class="block">
返回从选择中添加或删除的路径。
</div> </td>
</tr>
<tr class="rowColor" id="i5">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/event/TreeSelectionEvent.html#isAddedPath--">isAddedPath</a></span>()</code>
<div class="block">
返回由确定的路径是否
<code>getPath</code>加入到选择。
</div> </td>
</tr>
<tr class="altColor" id="i6">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/event/TreeSelectionEvent.html#isAddedPath-int-">isAddedPath</a></span>(int index)</code>
<div class="block">
返回是否将
<code>getPaths()[index]</code>的路径添加到选择。
</div> </td>
</tr>
<tr class="rowColor" id="i7">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/event/TreeSelectionEvent.html#isAddedPath-javax.swing.tree.TreePath-">isAddedPath</a></span>(<a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a> path)</code>
<div class="block">
返回指定的路径是否添加到选择。
</div> </td>
</tr>
</tbody>
</table>
<ul class="blockList">
<li class="blockList"><a name="methods.inherited.from.class.java.util.EventObject">
<!-- --> </a> <h3>Methods inherited from class java.util.<a href="../../../java/util/EventObject.html" title="class in java.util">EventObject</a></h3> <code><a href="../../../java/util/EventObject.html#getSource--">getSource</a>, <a href="../../../java/util/EventObject.html#toString--">toString</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">
<!-- ============ FIELD DETAIL =========== -->
<ul class="blockList">
<li class="blockList"><a name="field.detail">
<!-- --> </a> <h3>字段详细信息</h3> <a name="paths">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>paths</h4> <pre>protected <a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a>[] paths</pre>
<div class="block">
此事件代表的路径。
</div> </li>
</ul> <a name="areNew">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>areNew</h4> <pre>protected boolean[] areNew</pre>
<div class="block">
对于每个路径，标识该路径实际上是新的。
</div> </li>
</ul> <a name="oldLeadSelectionPath">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>oldLeadSelectionPath</h4> <pre>protected <a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a> oldLeadSelectionPath</pre>
<div class="block">
leadSelectionPath在路径更改之前，可能为null。
</div> </li>
</ul> <a name="newLeadSelectionPath">
<!-- --> </a>
<ul class="blockListLast">
<li class="blockList"> <h4>newLeadSelectionPath</h4> <pre>protected <a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a> newLeadSelectionPath</pre>
<div class="block">
leadSelectionPath在路径更改后可能为null。
</div> </li>
</ul> </li>
</ul>
<!-- ========= 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="TreeSelectionEvent-java.lang.Object-javax.swing.tree.TreePath:A-boolean:A-javax.swing.tree.TreePath-javax.swing.tree.TreePath-">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>TreeSelectionEvent</h4> <pre>public TreeSelectionEvent(<a href="../../../java/lang/Object.html" title="class in java.lang">Object</a> source,
<a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a>[] paths,
boolean[] areNew,
<a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a> oldLeadSelectionPath,
<a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a> newLeadSelectionPath)</pre>
<div class="block">
<span>表示对TreeSelectionModel选择的更改。</span>
<span>路径标识已经从选择中添加或删除的路径。</span>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>source</code> - 事件来源
</dd>
<dd>
<code>paths</code> - 选择中已更改的路径
</dd>
</dl> </li>
</ul> <a name="TreeSelectionEvent-java.lang.Object-javax.swing.tree.TreePath-boolean-javax.swing.tree.TreePath-javax.swing.tree.TreePath-">
<!-- --> </a>
<ul class="blockListLast">
<li class="blockList"> <h4>TreeSelectionEvent</h4> <pre>public TreeSelectionEvent(<a href="../../../java/lang/Object.html" title="class in java.lang">Object</a> source,
<a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a> path,
boolean isNew,
<a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a> oldLeadSelectionPath,
<a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a> newLeadSelectionPath)</pre>
<div class="block">
<span>表示对TreeSelectionModel选择的更改。</span>
<span>路径标识已经从选择中添加或删除的路径。</span>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>source</code> - 事件来源
</dd>
<dd>
<code>path</code> - 选择中已更改的路径
</dd>
<dd>
<code>isNew</code> - 路径是否为选择的新路径，false表示从选择中删除路径。
</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="getPaths--">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>getPaths</h4> <pre>public <a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a>[] getPaths()</pre>
<div class="block">
返回从选择中添加或删除的路径。
</div> </li>
</ul> <a name="getPath--">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>getPath</h4> <pre>public <a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a> getPath()</pre>
<div class="block">
返回第一个路径元素。
</div> </li>
</ul> <a name="isAddedPath--">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>isAddedPath</h4> <pre>public boolean isAddedPath()</pre>
<div class="block">
<span>返回由<code>getPath</code>的路径是否添加到选择。</span>
<span>的返回值<code>true</code>表示由标识的路径<code>getPath</code>加入到该选择。</span>
<span>返回值为<code>false</code>表示<code>getPath</code>选择，但不再选择。</span>
</div>
<dl>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
<code>true</code>如果
<code>getPath</code>被添加到选择，
<code>false</code>否则
</dd>
</dl> </li>
</ul> <a name="isAddedPath-javax.swing.tree.TreePath-">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>isAddedPath</h4> <pre>public boolean isAddedPath(<a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a> path)</pre>
<div class="block">
<span>返回指定的路径是否添加到选择。</span>
<span>的返回值<code>true</code>表示由标识的路径<code>path</code>加入到该选择。</span>
<span>返回值为<code>false</code>表示<code>path</code>不再被选中。</span>
<span>此方法仅适用于从<code>getPaths()</code>返回的路径;</span>
<span>调用一个没有包含在<code>getPaths()</code>的路径抛出一个<code>IllegalArgumentException</code> 。</span>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>path</code> - 测试的路径
</dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
<code>true</code>如果
<code>path</code>被添加到选择，
<code>false</code>否则
</dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<code><a href="../../../java/lang/IllegalArgumentException.html" title="class in java.lang">IllegalArgumentException</a></code> - 如果
<code>path</code>不包含在
<code>getPaths</code>
</dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../../javax/swing/event/TreeSelectionEvent.html#getPaths--"><code>getPaths()</code></a>
</dd>
</dl> </li>
</ul> <a name="isAddedPath-int-">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>isAddedPath</h4> <pre>public boolean isAddedPath(int index)</pre>
<div class="block">
<span>返回<code>getPaths()[index]</code>的路径是否添加到选择。</span>
<span>返回值为<code>true</code>表示路径被添加到选择。</span>
<span>返回值为<code>false</code>表示不再选择路径。</span>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>index</code> - 测试路径的索引
</dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
<code>true</code>如果路径被添加到选择，
<code>false</code> false
</dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<code><a href="../../../java/lang/IllegalArgumentException.html" title="class in java.lang">IllegalArgumentException</a></code> - 如果索引超出了
<code>getPaths</code>的范围
</dd>
<dt>
<span class="simpleTagLabel">从以下版本开始：</span>
</dt>
<dd>
1.3
</dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../../javax/swing/event/TreeSelectionEvent.html#getPaths--"><code>getPaths()</code></a>
</dd>
</dl> </li>
</ul> <a name="getOldLeadSelectionPath--">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>getOldLeadSelectionPath</h4> <pre>public <a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a> getOldLeadSelectionPath()</pre>
<div class="block">
返回先前是引导路径的路径。
</div> </li>
</ul> <a name="getNewLeadSelectionPath--">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>getNewLeadSelectionPath</h4> <pre>public <a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a> getNewLeadSelectionPath()</pre>
<div class="block">
返回当前引导路径。
</div> </li>
</ul> <a name="cloneWithSource-java.lang.Object-">
<!-- --> </a>
<ul class="blockListLast">
<li class="blockList"> <h4>cloneWithSource</h4> <pre>public <a href="../../../java/lang/Object.html" title="class in java.lang">Object</a> cloneWithSource(<a href="../../../java/lang/Object.html" title="class in java.lang">Object</a> newSource)</pre>
<div class="block">
返回接收者的副本，但源代码是newSource。
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