﻿<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/"><channel><title>语源科技BlogJava-neko</title><link>http://www.blogjava.net/neko/</link><description /><language>zh-cn</language><lastBuildDate>Thu, 07 May 2026 07:23:06 GMT</lastBuildDate><pubDate>Thu, 07 May 2026 07:23:06 GMT</pubDate><ttl>60</ttl><item><title>JCheckBox的状态变化如何在程序中捕获？</title><link>http://www.blogjava.net/neko/archive/2008/12/24/248003.html</link><dc:creator>猫</dc:creator><author>猫</author><pubDate>Wed, 24 Dec 2008 01:39:00 GMT</pubDate><guid>http://www.blogjava.net/neko/archive/2008/12/24/248003.html</guid><wfw:comment>http://www.blogjava.net/neko/comments/248003.html</wfw:comment><comments>http://www.blogjava.net/neko/archive/2008/12/24/248003.html#Feedback</comments><slash:comments>1</slash:comments><wfw:commentRss>http://www.blogjava.net/neko/comments/commentRss/248003.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/neko/services/trackbacks/248003.html</trackback:ping><description><![CDATA[在界面上定义了一个选择按钮<br />
&nbsp;&nbsp;&nbsp; private JCheckBox chkGroupSend;<br />
<br />
对此按钮增加了下述代码，希望用isSelected()来捕获操作者的选择，但运行下来这段代码根本没起作用。<br />
我的用法什么地方有问题呢？请指教。<br />
<br />
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; chkGroupSend.addActionListener(new ActionListener()<br />
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; {<br />
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; public void actionPerformed(ActionEvent e)<br />
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; {<br />
&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; if (chkGroupSend.isSelected())<br />
&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; isGroupSend = true;<br />
&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; else<br />
&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; isGroupSend = false;<br />
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; }<br />
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; });<br />
<br />
<br />
<img src ="http://www.blogjava.net/neko/aggbug/248003.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/neko/" target="_blank">猫</a> 2008-12-24 09:39 <a href="http://www.blogjava.net/neko/archive/2008/12/24/248003.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item></channel></rss>