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181 lines
8.9 KiB
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181 lines
8.9 KiB
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<div class="header">
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javax.swing.event
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<h2 class="title" title="Class TreeExpansionEvent">Class TreeExpansionEvent</h2>
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</div><div class="contentContainer">
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<ul class="inheritance">
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<li><a href="../../../java/lang/Object.html" title="class in java.lang">java.lang.Object</a></li>
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<li>
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<ul class="inheritance">
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<li><a href="../../../java/util/EventObject.html" title="class in java.util">java.util.EventObject</a></li>
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<li>
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<ul class="inheritance">
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<li>javax.swing.event.TreeExpansionEvent</li>
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<div class="description">
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<dl>
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<dt>
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All Implemented Interfaces:
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</dt>
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<dd>
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<span><a href="../../../java/io/Serializable.html" title="java.io中的接口">Serializable</a></span>
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</dd>
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</dl>
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<hr/> <br/> <pre>public class <span class="typeNameLabel">TreeExpansionEvent</span>
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extends <a href="../../../java/util/EventObject.html" title="class in java.util">EventObject</a></pre>
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<div class="block">
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<span>用于标识树中单个路径的事件。</span>
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<span><b>getSource</b>返回的源将是JTree的一个实例。</span>
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<p> <span>有关进一步的文档和示例，请参阅<em>Java教程中</em>的以下部分： <a href="http://docs.oracle.com/javase/tutorial/uiswing/events/treeexpansionlistener.html">How to Write a Tree Expansion Listener</a>和<a href="http://docs.oracle.com/javase/tutorial/uiswing/events/treewillexpandlistener.html">How to Write a Tree-Will-Expand Listener</a> 。</span> </p>
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<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经添加到<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>
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</div> </li>
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<div class="summary">
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<!-- =========== FIELD SUMMARY =========== -->
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<li class="blockList"><a name="field.summary">
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<!-- --> </a> <h3>Field Summary</h3>
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<table border="0" cellpadding="3" cellspacing="0" class="memberSummary" summary="Field Summary table, listing fields, and an explanation">
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<caption>
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<span>Fields</span>
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<span class="tabEnd"> </span>
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</caption>
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<tbody>
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<tr>
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<th class="colFirst" scope="col">Modifier and Type</th>
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<th class="colLast" scope="col">Field and Description</th>
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</tr>
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<tr class="altColor">
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<td class="colFirst"><code>protected <a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a></code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/event/TreeExpansionEvent.html#path">path</a></span></code>
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<div class="block">
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此事件代表的值的路径。
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</div> </td>
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</table>
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<li class="blockList"><a name="fields.inherited.from.class.java.util.EventObject">
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<!-- --> </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>
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<!-- ======== CONSTRUCTOR SUMMARY ======== -->
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<li class="blockList"><a name="constructor.summary">
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<!-- --> </a> <h3>构造方法摘要</h3>
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<table border="0" cellpadding="3" cellspacing="0" class="memberSummary" summary="Constructor Summary table, listing constructors, and an explanation">
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<caption>
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<span>构造方法</span>
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<span class="tabEnd"> </span>
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</caption>
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<tbody>
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<tr>
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<th class="colOne" scope="col">Constructor and Description</th>
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<tr class="altColor">
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<td class="colOne"><code><span class="memberNameLink"><a href="../../../javax/swing/event/TreeExpansionEvent.html#TreeExpansionEvent-java.lang.Object-javax.swing.tree.TreePath-">TreeExpansionEvent</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)</code>
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构造一个TreeExpansionEvent对象。
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</div> </td>
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</tr>
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</tbody>
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</table> </li>
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</ul>
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<!-- ========== METHOD SUMMARY =========== -->
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<li class="blockList"><a name="method.summary">
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<!-- --> </a> <h3>方法摘要</h3>
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<table border="0" cellpadding="3" cellspacing="0" class="memberSummary" summary="Method Summary table, listing methods, and an explanation">
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<caption>
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<span class="activeTableTab" id="t0"><span>所有方法</span><span class="tabEnd"> </span></span>
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<span class="tableTab" id="t2"><span><a href="javascript:show(2);">接口方法</a></span><span class="tabEnd"> </span></span>
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<span class="tableTab" id="t4"><span><a href="javascript:show(8);">具体的方法</a></span><span class="tabEnd"> </span></span>
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</caption>
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<tbody>
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<tr>
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<th class="colFirst" scope="col">Modifier and Type</th>
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<th class="colLast" scope="col">Method and Description</th>
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</tr>
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<tr class="altColor" id="i0">
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<td class="colFirst"><code><a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a></code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/event/TreeExpansionEvent.html#getPath--">getPath</a></span>()</code>
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<div class="block">
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返回已经展开/折叠的值的路径。
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</div> </td>
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</table>
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<li class="blockList"><a name="methods.inherited.from.class.java.util.EventObject">
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<!-- --> </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>
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<li class="blockList"><a name="methods.inherited.from.class.java.lang.Object">
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<!-- --> </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>
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</ul> </li>
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</ul>
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</div>
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<div class="details">
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<!-- ============ FIELD DETAIL =========== -->
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<li class="blockList"><a name="field.detail">
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<!-- --> </a> <h3>字段详细信息</h3> <a name="path">
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<li class="blockList"> <h4>path</h4> <pre>protected <a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a> path</pre>
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<div class="block">
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此事件代表的值的路径。
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</div> </li>
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</ul> </li>
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</ul>
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<!-- ========= CONSTRUCTOR DETAIL ======== -->
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<li class="blockList"><a name="constructor.detail">
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<!-- --> </a> <h3>构造方法详细信息</h3> <a name="TreeExpansionEvent-java.lang.Object-javax.swing.tree.TreePath-">
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<ul class="blockListLast">
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<li class="blockList"> <h4>TreeExpansionEvent</h4> <pre>public TreeExpansionEvent(<a href="../../../java/lang/Object.html" title="class in java.lang">Object</a> source,
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<a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a> path)</pre>
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<div class="block">
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构造一个TreeExpansionEvent对象。
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</div>
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<dl>
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<dt>
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<span class="paramLabel">参数</span>
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</dt>
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<dd>
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<code>source</code> - 发起事件的对象（通常为
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<code>this</code> ）
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</dd>
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<dd>
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<code>path</code> - 标识新展开节点的TreePath对象
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</dd>
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</dl> </li>
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</ul>
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<!-- ============ METHOD DETAIL ========== -->
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<li class="blockList"><a name="method.detail">
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<!-- --> </a> <h3>方法详细信息</h3> <a name="getPath--">
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<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>
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返回已经展开/折叠的值的路径。
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</div> </li>
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