mirror of
https://github.com/fofolee/uTools-Manuals.git
synced 2025-07-04 07:42:45 +08:00
462 lines
21 KiB
HTML
462 lines
21 KiB
HTML
<div class="header">
|
||
<div class="subTitle">
|
||
javax.swing
|
||
</div>
|
||
<h2 class="title" title="Class DefaultSingleSelectionModel">Class DefaultSingleSelectionModel</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>javax.swing.DefaultSingleSelectionModel</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/SingleSelectionModel.html" title="javax.swing中的接口">SingleSelectionModel</a></span>
|
||
</dd>
|
||
</dl>
|
||
<hr/> <br/> <pre>public class <span class="typeNameLabel">DefaultSingleSelectionModel</span>
|
||
extends <a href="../../java/lang/Object.html" title="class in java.lang">Object</a>
|
||
implements <a href="../../javax/swing/SingleSelectionModel.html" title="interface in javax.swing">SingleSelectionModel</a>, <a href="../../java/io/Serializable.html" title="interface in java.io">Serializable</a></pre>
|
||
<div class="block">
|
||
<span>SingleSelectionModel的一般实现。</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>
|
||
</div> </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 <a href="../../javax/swing/event/ChangeEvent.html" title="class in javax.swing.event">ChangeEvent</a></code></td>
|
||
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/DefaultSingleSelectionModel.html#changeEvent">changeEvent</a></span></code> </td>
|
||
</tr>
|
||
<tr class="rowColor">
|
||
<td class="colFirst"><code>protected <a href="../../javax/swing/event/EventListenerList.html" title="class in javax.swing.event">EventListenerList</a></code></td>
|
||
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/DefaultSingleSelectionModel.html#listenerList">listenerList</a></span></code>
|
||
<div class="block">
|
||
收集注册听众
|
||
</div> </td>
|
||
</tr>
|
||
</tbody>
|
||
</table> </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/DefaultSingleSelectionModel.html#DefaultSingleSelectionModel--">DefaultSingleSelectionModel</a></span>()</code> </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>void</code></td>
|
||
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/DefaultSingleSelectionModel.html#addChangeListener-javax.swing.event.ChangeListener-">addChangeListener</a></span>(<a href="../../javax/swing/event/ChangeListener.html" title="interface in javax.swing.event">ChangeListener</a> l)</code>
|
||
<div class="block">
|
||
添加一个
|
||
<code>ChangeListener</code>到按钮。
|
||
</div> </td>
|
||
</tr>
|
||
<tr class="rowColor" id="i1">
|
||
<td class="colFirst"><code>void</code></td>
|
||
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/DefaultSingleSelectionModel.html#clearSelection--">clearSelection</a></span>()</code>
|
||
<div class="block">
|
||
清除选择（至-1）。
|
||
</div> </td>
|
||
</tr>
|
||
<tr class="altColor" id="i2">
|
||
<td class="colFirst"><code>protected void</code></td>
|
||
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/DefaultSingleSelectionModel.html#fireStateChanged--">fireStateChanged</a></span>()</code>
|
||
<div class="block">
|
||
通知所有在此事件类型上通知有兴趣的听众。
|
||
</div> </td>
|
||
</tr>
|
||
<tr class="rowColor" id="i3">
|
||
<td class="colFirst"><code><a href="../../javax/swing/event/ChangeListener.html" title="interface in javax.swing.event">ChangeListener</a>[]</code></td>
|
||
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/DefaultSingleSelectionModel.html#getChangeListeners--">getChangeListeners</a></span>()</code>
|
||
<div class="block">
|
||
返回在此
|
||
<code>DefaultSingleSelectionModel</code>上
|
||
<code>DefaultSingleSelectionModel</code>的所有更改侦听器的
|
||
<code>DefaultSingleSelectionModel</code> 。
|
||
</div> </td>
|
||
</tr>
|
||
<tr class="altColor" id="i4">
|
||
<td class="colFirst"><code><T extends <a href="../../java/util/EventListener.html" title="interface in java.util">EventListener</a>><br/>T[]</code></td>
|
||
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/DefaultSingleSelectionModel.html#getListeners-java.lang.Class-">getListeners</a></span>(<a href="../../java/lang/Class.html" title="class in java.lang">类</a><T> listenerType)</code>
|
||
<div class="block">
|
||
返回当前注册为
|
||
<code><em>Foo</em>Listener</code>的所有对象的数组。
|
||
</div> </td>
|
||
</tr>
|
||
<tr class="rowColor" id="i5">
|
||
<td class="colFirst"><code>int</code></td>
|
||
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/DefaultSingleSelectionModel.html#getSelectedIndex--">getSelectedIndex</a></span>()</code>
|
||
<div class="block">
|
||
返回模型的选择。
|
||
</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/DefaultSingleSelectionModel.html#isSelected--">isSelected</a></span>()</code>
|
||
<div class="block">
|
||
如果选择模型当前具有选定的值，则返回true。
|
||
</div> </td>
|
||
</tr>
|
||
<tr class="rowColor" id="i7">
|
||
<td class="colFirst"><code>void</code></td>
|
||
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/DefaultSingleSelectionModel.html#removeChangeListener-javax.swing.event.ChangeListener-">removeChangeListener</a></span>(<a href="../../javax/swing/event/ChangeListener.html" title="interface in javax.swing.event">ChangeListener</a> l)</code>
|
||
<div class="block">
|
||
从按钮中删除
|
||
<code>ChangeListener</code> 。
|
||
</div> </td>
|
||
</tr>
|
||
<tr class="altColor" id="i8">
|
||
<td class="colFirst"><code>void</code></td>
|
||
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/DefaultSingleSelectionModel.html#setSelectedIndex-int-">setSelectedIndex</a></span>(int index)</code>
|
||
<div class="block">
|
||
将模型的所选索引设置为
|
||
<i>索引</i> 。
|
||
</div> </td>
|
||
</tr>
|
||
</tbody>
|
||
</table>
|
||
<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#toString--">toString</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="changeEvent">
|
||
<!-- --> </a>
|
||
<ul class="blockList">
|
||
<li class="blockList"> <h4>changeEvent</h4> <pre>protected transient <a href="../../javax/swing/event/ChangeEvent.html" title="class in javax.swing.event">ChangeEvent</a> changeEvent</pre> </li>
|
||
</ul> <a name="listenerList">
|
||
<!-- --> </a>
|
||
<ul class="blockListLast">
|
||
<li class="blockList"> <h4>listenerList</h4> <pre>protected <a href="../../javax/swing/event/EventListenerList.html" title="class in javax.swing.event">EventListenerList</a> listenerList</pre>
|
||
<div class="block">
|
||
收集注册听众
|
||
</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="DefaultSingleSelectionModel--">
|
||
<!-- --> </a>
|
||
<ul class="blockListLast">
|
||
<li class="blockList"> <h4>DefaultSingleSelectionModel</h4> <pre>public DefaultSingleSelectionModel()</pre> </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="getSelectedIndex--">
|
||
<!-- --> </a>
|
||
<ul class="blockList">
|
||
<li class="blockList"> <h4>getSelectedIndex</h4> <pre>public int getSelectedIndex()</pre>
|
||
<div class="block">
|
||
<span class="descfrmTypeLabel">说明从界面： <code><a href="../../javax/swing/SingleSelectionModel.html#getSelectedIndex--">SingleSelectionModel</a></code>复制</span>
|
||
</div>
|
||
<div class="block">
|
||
返回模型的选择。
|
||
</div>
|
||
<dl>
|
||
<dt>
|
||
<span class="overrideSpecifyLabel">Specified by:</span>
|
||
</dt>
|
||
<dd>
|
||
<code><a href="../../javax/swing/SingleSelectionModel.html#getSelectedIndex--">getSelectedIndex</a></code>在接口
|
||
<code><a href="../../javax/swing/SingleSelectionModel.html" title="interface in javax.swing">SingleSelectionModel</a></code>
|
||
</dd>
|
||
<dt>
|
||
<span class="returnLabel">结果</span>
|
||
</dt>
|
||
<dd>
|
||
模型的选择，如果没有选择，则为-1
|
||
</dd>
|
||
<dt>
|
||
<span class="seeLabel">另请参见：</span>
|
||
</dt>
|
||
<dd>
|
||
<a href="../../javax/swing/SingleSelectionModel.html#setSelectedIndex-int-"><code>SingleSelectionModel.setSelectedIndex(int)</code></a>
|
||
</dd>
|
||
</dl> </li>
|
||
</ul> <a name="setSelectedIndex-int-">
|
||
<!-- --> </a>
|
||
<ul class="blockList">
|
||
<li class="blockList"> <h4>setSelectedIndex</h4> <pre>public void setSelectedIndex(int index)</pre>
|
||
<div class="block">
|
||
<span class="descfrmTypeLabel">说明从界面复制： <code><a href="../../javax/swing/SingleSelectionModel.html#setSelectedIndex-int-">SingleSelectionModel</a></code></span>
|
||
</div>
|
||
<div class="block">
|
||
<span>将模型的所选索引设置为<i>索引</i> 。</span>
|
||
<span>如果模型发生变化，通知任何听众</span>
|
||
</div>
|
||
<dl>
|
||
<dt>
|
||
<span class="overrideSpecifyLabel">Specified by:</span>
|
||
</dt>
|
||
<dd>
|
||
<code><a href="../../javax/swing/SingleSelectionModel.html#setSelectedIndex-int-">setSelectedIndex</a></code>在界面
|
||
<code><a href="../../javax/swing/SingleSelectionModel.html" title="interface in javax.swing">SingleSelectionModel</a></code>
|
||
</dd>
|
||
<dt>
|
||
<span class="paramLabel">参数</span>
|
||
</dt>
|
||
<dd>
|
||
<code>index</code> - 指定模型选择的int
|
||
</dd>
|
||
<dt>
|
||
<span class="seeLabel">另请参见：</span>
|
||
</dt>
|
||
<dd>
|
||
<a href="../../javax/swing/SingleSelectionModel.html#getSelectedIndex--"><code>SingleSelectionModel.getSelectedIndex()</code></a> ，
|
||
<a href="../../javax/swing/SingleSelectionModel.html#addChangeListener-javax.swing.event.ChangeListener-"><code>SingleSelectionModel.addChangeListener(javax.swing.event.ChangeListener)</code></a>
|
||
</dd>
|
||
</dl> </li>
|
||
</ul> <a name="clearSelection--">
|
||
<!-- --> </a>
|
||
<ul class="blockList">
|
||
<li class="blockList"> <h4>clearSelection</h4> <pre>public void clearSelection()</pre>
|
||
<div class="block">
|
||
<span class="descfrmTypeLabel">说明从界面： <code><a href="../../javax/swing/SingleSelectionModel.html#clearSelection--">SingleSelectionModel</a></code>复制</span>
|
||
</div>
|
||
<div class="block">
|
||
清除选择（至-1）。
|
||
</div>
|
||
<dl>
|
||
<dt>
|
||
<span class="overrideSpecifyLabel">Specified by:</span>
|
||
</dt>
|
||
<dd>
|
||
<code><a href="../../javax/swing/SingleSelectionModel.html#clearSelection--">clearSelection</a></code>在接口
|
||
<code><a href="../../javax/swing/SingleSelectionModel.html" title="interface in javax.swing">SingleSelectionModel</a></code>
|
||
</dd>
|
||
</dl> </li>
|
||
</ul> <a name="isSelected--">
|
||
<!-- --> </a>
|
||
<ul class="blockList">
|
||
<li class="blockList"> <h4>isSelected</h4> <pre>public boolean isSelected()</pre>
|
||
<div class="block">
|
||
<span class="descfrmTypeLabel">描述从界面复制： <code><a href="../../javax/swing/SingleSelectionModel.html#isSelected--">SingleSelectionModel</a></code></span>
|
||
</div>
|
||
<div class="block">
|
||
如果选择模型当前具有选定的值，则返回true。
|
||
</div>
|
||
<dl>
|
||
<dt>
|
||
<span class="overrideSpecifyLabel">Specified by:</span>
|
||
</dt>
|
||
<dd>
|
||
<code><a href="../../javax/swing/SingleSelectionModel.html#isSelected--">isSelected</a></code>中的
|
||
<code><a href="../../javax/swing/SingleSelectionModel.html" title="interface in javax.swing">SingleSelectionModel</a></code>
|
||
</dd>
|
||
<dt>
|
||
<span class="returnLabel">结果</span>
|
||
</dt>
|
||
<dd>
|
||
如果当前选择了一个值，则为true
|
||
</dd>
|
||
</dl> </li>
|
||
</ul> <a name="addChangeListener-javax.swing.event.ChangeListener-">
|
||
<!-- --> </a>
|
||
<ul class="blockList">
|
||
<li class="blockList"> <h4>addChangeListener</h4> <pre>public void addChangeListener(<a href="../../javax/swing/event/ChangeListener.html" title="interface in javax.swing.event">ChangeListener</a> l)</pre>
|
||
<div class="block">
|
||
在按钮上添加一个
|
||
<code>ChangeListener</code> 。
|
||
</div>
|
||
<dl>
|
||
<dt>
|
||
<span class="overrideSpecifyLabel">Specified by:</span>
|
||
</dt>
|
||
<dd>
|
||
<code><a href="../../javax/swing/SingleSelectionModel.html#addChangeListener-javax.swing.event.ChangeListener-">addChangeListener</a></code>在界面
|
||
<code><a href="../../javax/swing/SingleSelectionModel.html" title="interface in javax.swing">SingleSelectionModel</a></code>
|
||
</dd>
|
||
<dt>
|
||
<span class="paramLabel">参数</span>
|
||
</dt>
|
||
<dd>
|
||
<code>l</code> - 要添加的ChangeListener
|
||
</dd>
|
||
</dl> </li>
|
||
</ul> <a name="removeChangeListener-javax.swing.event.ChangeListener-">
|
||
<!-- --> </a>
|
||
<ul class="blockList">
|
||
<li class="blockList"> <h4>removeChangeListener</h4> <pre>public void removeChangeListener(<a href="../../javax/swing/event/ChangeListener.html" title="interface in javax.swing.event">ChangeListener</a> l)</pre>
|
||
<div class="block">
|
||
从按钮中删除
|
||
<code>ChangeListener</code> 。
|
||
</div>
|
||
<dl>
|
||
<dt>
|
||
<span class="overrideSpecifyLabel">Specified by:</span>
|
||
</dt>
|
||
<dd>
|
||
<code><a href="../../javax/swing/SingleSelectionModel.html#removeChangeListener-javax.swing.event.ChangeListener-">removeChangeListener</a></code>在接口
|
||
<code><a href="../../javax/swing/SingleSelectionModel.html" title="interface in javax.swing">SingleSelectionModel</a></code>
|
||
</dd>
|
||
<dt>
|
||
<span class="paramLabel">参数</span>
|
||
</dt>
|
||
<dd>
|
||
<code>l</code> - 要删除的ChangeListener
|
||
</dd>
|
||
</dl> </li>
|
||
</ul> <a name="getChangeListeners--">
|
||
<!-- --> </a>
|
||
<ul class="blockList">
|
||
<li class="blockList"> <h4>getChangeListeners</h4> <pre>public <a href="../../javax/swing/event/ChangeListener.html" title="interface in javax.swing.event">ChangeListener</a>[] getChangeListeners()</pre>
|
||
<div class="block">
|
||
返回在此
|
||
<code>DefaultSingleSelectionModel</code>上
|
||
<code>DefaultSingleSelectionModel</code>的所有更改监听器的
|
||
<code>DefaultSingleSelectionModel</code> 。
|
||
</div>
|
||
<dl>
|
||
<dt>
|
||
<span class="returnLabel">结果</span>
|
||
</dt>
|
||
<dd>
|
||
所有这个模型的
|
||
<code>ChangeListener</code> s或一个空数组，如果没有更改监听器当前注册
|
||
</dd>
|
||
<dt>
|
||
<span class="simpleTagLabel">从以下版本开始：</span>
|
||
</dt>
|
||
<dd>
|
||
1.4
|
||
</dd>
|
||
<dt>
|
||
<span class="seeLabel">另请参见：</span>
|
||
</dt>
|
||
<dd>
|
||
<a href="../../javax/swing/DefaultSingleSelectionModel.html#addChangeListener-javax.swing.event.ChangeListener-"><code>addChangeListener(javax.swing.event.ChangeListener)</code></a> ，
|
||
<a href="../../javax/swing/DefaultSingleSelectionModel.html#removeChangeListener-javax.swing.event.ChangeListener-"><code>removeChangeListener(javax.swing.event.ChangeListener)</code></a>
|
||
</dd>
|
||
</dl> </li>
|
||
</ul> <a name="fireStateChanged--">
|
||
<!-- --> </a>
|
||
<ul class="blockList">
|
||
<li class="blockList"> <h4>fireStateChanged</h4> <pre>protected void fireStateChanged()</pre>
|
||
<div class="block">
|
||
<span>通知所有在此事件类型上通知有兴趣的听众。</span>
|
||
<span>事件实例是懒惰地创建的。</span>
|
||
</div>
|
||
<dl>
|
||
<dt>
|
||
<span class="seeLabel">另请参见：</span>
|
||
</dt>
|
||
<dd>
|
||
<span><a href="../../javax/swing/event/EventListenerList.html" title="javax.swing.event中的类"><code>EventListenerList</code></a></span>
|
||
</dd>
|
||
</dl> </li>
|
||
</ul> <a name="getListeners-java.lang.Class-">
|
||
<!-- --> </a>
|
||
<ul class="blockListLast">
|
||
<li class="blockList"> <h4>getListeners</h4> <pre>public <T extends <a href="../../java/util/EventListener.html" title="interface in java.util">EventListener</a>> T[] getListeners(<a href="../../java/lang/Class.html" title="class in java.lang">类</a><T> listenerType)</pre>
|
||
<div class="block">
|
||
<span>返回此模型当前注册为<code><em>Foo</em>Listener</code>的所有对象的数组。</span>
|
||
<span><code><em>Foo</em>Listener</code>使用<code>add<em>Foo</em>Listener</code> 。</span>
|
||
<p> <span>您可以使用类文字指定<code>listenerType</code>参数，例如<code><em>Foo</em>Listener.class</code> 。</span> <span>例如，您可以使用以下代码查询<code>DefaultSingleSelectionModel</code>实例<code>m</code>的更改侦听器：</span> </p>
|
||
<pre> <span>ChangeListener[] cls = (ChangeListener[])(m.getListeners(ChangeListener.class));</span> </pre>
|
||
<span>如果没有这样的侦听器存在，这个方法返回一个空数组。</span>
|
||
</div>
|
||
<dl>
|
||
<dt>
|
||
<span class="paramLabel">参数</span>
|
||
</dt>
|
||
<dd>
|
||
<span><code>listenerType</code> - 所请求的听众的类型;</span>
|
||
<span>该参数应指定从<code>java.util.EventListener</code>下降的<code>java.util.EventListener</code></span>
|
||
</dd>
|
||
<dt>
|
||
<span class="returnLabel">结果</span>
|
||
</dt>
|
||
<dd>
|
||
在此模型上注册为
|
||
<code><em>Foo</em>Listener</code>的所有对象的数组，如果没有添加此类侦听器，则为空数组
|
||
</dd>
|
||
<dt>
|
||
<span class="throwsLabel">异常</span>
|
||
</dt>
|
||
<dd>
|
||
<code><a href="../../java/lang/ClassCastException.html" title="class in java.lang">ClassCastException</a></code> - 如果
|
||
<code>listenerType</code>没有指定实现java.util.EventListener的类或
|
||
<code>java.util.EventListener</code>
|
||
</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/DefaultSingleSelectionModel.html#getChangeListeners--"><code>getChangeListeners()</code></a>
|
||
</dd>
|
||
</dl> </li>
|
||
</ul> </li>
|
||
</ul> </li>
|
||
</ul>
|
||
</div>
|
||
</div> |