preferencechangeevent.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><!--NewPage--><HTML><HEAD><!-- Generated by javadoc (build 1.5.0_03) on Wed Nov 02 09:52:15 CST 2005 --><META http-equiv="Content-Type" content="text/html; charset=gb2312"><TITLE>PreferenceChangeEvent (Java 2 Platform SE 5.0)</TITLE><META NAME="keywords" CONTENT="java.util.prefs.PreferenceChangeEvent class"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="PreferenceChangeEvent (Java 2 Platform SE 5.0)";}</SCRIPT><NOSCRIPT></NOSCRIPT></HEAD><BODY BGCOLOR="white" onload="windowTitle();"><!-- ========= START OF TOP NAVBAR ======= --><A NAME="navbar_top"><!-- --></A><A HREF="#skip-navbar_top" title="跳过导航链接"></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY=""><TR><TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_top_firstrow"><!-- --></A><TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY=""> <TR ALIGN="center" VALIGN="top"> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>概述</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>软件包</B></FONT></A> </TD> <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>类</B></FONT> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="class-use/PreferenceChangeEvent.html"><FONT CLASS="NavBarFont1"><B>使用</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>树</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>已过时</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../index-files/index-1.html"><FONT CLASS="NavBarFont1"><B>索引</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>帮助</B></FONT></A> </TD> </TR></TABLE></TD><TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM><b>Java<sup><font size=-2>TM</font></sup> 2 Platform<br>Standard Ed. 5.0</b></EM></TD></TR><TR><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="NodeChangeListener.html" title="java.util.prefs 中的接口"><B>上一个类</B></A> <A HREF="PreferenceChangeListener.html" title="java.util.prefs 中的接口"><B>下一个类</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../index.html@java_2Futil_2Fprefs_2FPreferenceChangeEvent.html" target="_top"><B>框架</B></A> <A HREF="PreferenceChangeEvent.html" target="_top"><B>无框架</B></A> <SCRIPT type="text/javascript"> <!-- if(window==top) { document.writeln('<A HREF="../../../allclasses-noframe.html"><B>所有类</B></A>'); } //--></SCRIPT><NOSCRIPT> <A HREF="../../../allclasses-noframe.html"><B>所有类</B></A></NOSCRIPT></FONT></TD></TR><TR><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> 摘要： 嵌套 | <A HREF="#fields_inherited_from_class_java.util.EventObject">字段</A> | <A HREF="#constructor_summary">构造方法</A> | <A HREF="#method_summary">方法</A></FONT></TD><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">详细信息： 字段 | <A HREF="#constructor_detail">构造方法</A> | <A HREF="#method_detail">方法</A></FONT></TD></TR></TABLE><A NAME="skip-navbar_top"></A><!-- ========= END OF TOP NAVBAR ========= --><HR><!-- ======== START OF CLASS DATA ======== --><H2><FONT SIZE="-1">java.util.prefs</FONT><BR>类 PreferenceChangeEvent</H2><PRE><A HREF="../../lang/Object.html" title="java.lang 中的类">java.lang.Object</A> <IMG SRC="../../../resources/inherit.gif" ALT="继承者 "><A HREF="../EventObject.html" title="java.util 中的类">java.util.EventObject</A> <IMG SRC="../../../resources/inherit.gif" ALT="继承者 "><B>java.util.prefs.PreferenceChangeEvent</B></PRE><DL><DT><B>所有已实现的接口：</B> <DD>java.io.Serializable</DD></DL><HR><DL><DT><PRE>public class <B>PreferenceChangeEvent</B><DT>extends <A HREF="../EventObject.html" title="java.util 中的类">EventObject</A></DL></PRE><P><tt>Preferences</tt> 节点发出的事件，用于指示已经添加或移除首选项，或者首选项的值已被更改。<p> 注意，虽然 PreferenceChangeEvent 从 EventObject 继承了 Serializable 接口，但是它并不是 Serializable。实现适当的序列化方法会抛出 NotSerializableException。<P><P><DL><DT><B>从以下版本开始：</B></DT> <DD>1.4</DD><DT><B>另请参见：</B><DD><A HREF="Preferences.html" title="java.util.prefs 中的类"><CODE>Preferences</CODE></A>, <A HREF="PreferenceChangeListener.html" title="java.util.prefs 中的接口"><CODE>PreferenceChangeListener</CODE></A>, <A HREF="NodeChangeEvent.html" title="java.util.prefs 中的类"><CODE>NodeChangeEvent</CODE></A></DL><HR><P><!-- =========== FIELD SUMMARY =========== --><A NAME="field_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"><B>字段摘要</B></FONT></TH></TR></TABLE> <A NAME="fields_inherited_from_class_java.util.EventObject"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TH ALIGN="left"><B>从类 java.util.<A HREF="../EventObject.html" title="java.util 中的类">EventObject</A> 继承的字段</B></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../EventObject.html#source">source</A></CODE></TD></TR></TABLE> <!-- ======== CONSTRUCTOR SUMMARY ======== --><A NAME="constructor_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"><B>构造方法摘要</B></FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="PreferenceChangeEvent.html#PreferenceChangeEvent(java.util.prefs.Preferences, java.lang.String, java.lang.String)">PreferenceChangeEvent</A></B>(<A HREF="Preferences.html" title="java.util.prefs 中的类">Preferences</A> node, <A HREF="../../lang/String.html" title="java.lang 中的类">String</A> key, <A HREF="../../lang/String.html" title="java.lang 中的类">String</A> newValue)</CODE><BR> 构造新的 <code>PreferenceChangeEvent</code> 实例。</TD></TR></TABLE> <!-- ========== METHOD SUMMARY =========== --><A NAME="method_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"><B>方法摘要</B></FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../lang/String.html" title="java.lang 中的类">String</A></CODE></FONT></TD><TD><CODE><B><A HREF="PreferenceChangeEvent.html#getKey()">getKey</A></B>()</CODE><BR> 返回已更改首选项的键。</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">⌨️ 快捷键说明
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