�??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>&#27431;&#27954;&#20122;&#27954;&#31934;&#21697;&#44;&#20013;&#25991;&#22312;&#32447;&#25773;&#25918;&#44;&#20122;&#27954;&#27431;&#27954;&#22269;&#20135;&#19968;&#21306;</title><link>http://www.aygfsteel.com/dechon/</link><description /><language>zh-cn</language><lastBuildDate>Sun, 18 May 2025 02:35:48 GMT</lastBuildDate><pubDate>Sun, 18 May 2025 02:35:48 GMT</pubDate><ttl>60</ttl><item><title>不刷新页�?切换表格的编辑状�?/title><link>http://www.aygfsteel.com/dechon/archive/2005/12/08/22957.html</link><dc:creator>Terence</dc:creator><author>Terence</author><pubDate>Thu, 08 Dec 2005 03:46:00 GMT</pubDate><guid>http://www.aygfsteel.com/dechon/archive/2005/12/08/22957.html</guid><wfw:comment>http://www.aygfsteel.com/dechon/comments/22957.html</wfw:comment><comments>http://www.aygfsteel.com/dechon/archive/2005/12/08/22957.html#Feedback</comments><slash:comments>2</slash:comments><wfw:commentRss>http://www.aygfsteel.com/dechon/comments/commentRss/22957.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/dechon/services/trackbacks/22957.html</trackback:ping><description><![CDATA[<P>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 前段旉���做了(ji��n)一个简单的�l�护界面,包括��d��,变更与删除的功能.变更界面是在��面中显�C�Z��个TABLE(�W�一列�ؓ(f��)RadioButton),选中一行后该行变成可编辑状�?切换到其它行后再恢复成文本显�C?最初做的时候是点击单选项按钮后提交到后台��h����面来实现的,后来要求�Ҏ(gu��)��在客��L(f��ng)��切换�~�辑状�?<BR><BR><BR>1.首先需要解决的是由文本昄���状态与TEXT框�{换的问题.由文本显�C�到�~�辑框这个可以通过修改对应对象的innerHTML来解�?��q��辑框切换到文本显�C�开始用的是outerHTML来修改的(后来发现有问�?.<BR><BR><BR>2.行切换的问题:当选择的行做了(ji��n)变换�?如果数据做了(ji��n)更改且未提交的话仍显�C�未修改前的�?�q�个在页面中加入�?ji��n)一个隐藏域,保存选中行的数据.�q�部分数据只是用来��(f��)时保存数据的,不需要提交到后台,未包含在FORM�?只是�l�了(ji��n)一个ID�q�行区分;<BR><BR><BR>3.选中的行�q�不是所有字�D�都更改为可�~�辑状�?只有部分字段需要更�?�q�里在修改innerHTML的时候进行了(ji��n)判断;<BR><BR><BR>4.如何与FORM中的属性匹配的问题:可以在修改innerHTML的时候指定name���可以了(ji��n);<BR><BR><BR>5.后来在接下来的测试中,如果字段中存在HTML字符,通过outerHTML来赋�?���览器会(x��)对它�q�行解析,�q�不是想要显�C�的信息.开始查JS函数的时候发��C��(ji��n)escape�?unescape,以�ؓ(f��)�?x��)进行自动�{换的,后来发现�q����如此.在经�q�几番修改之�?发现修改outerText属性则不会(x��)对赋的��D��行解�?<BR><BR><BR>6.�׃��一些验证是定义在后台的,只有提交到服务器后才�?x��)进行校�?如果���(g��)验不通过�q�返回当前页�?要保留提交前的状�?�q�里是给RadioButton一个ID(后台数据表中的主键�?.扑ֈ�对应的行,再把把它�|�成选中状�?同时相应的列改�ؓ(f��)�~�辑�?<BR><BR><BR>7.应该说到�q�里基本已经完成�?但在提交到服务器校验出错�?�q�回的页面中昄���的仍然是�~�辑前的�?�׃����面做了(ji��n)��h��,隐藏域的值已�l�被重置.如果再切换到其它�?昄���的仍然是用户修改后的数据,�q�部分数据�ƈ未成功更新到后台,应该昄���成修改前的数�?�q�里通过Request传回到页面中,在触发对应的RadioButton后再把��D��到隐藏域�?<BR><BR>部分代码如下:<BR><BR><FONT style="BACKGROUND-COLOR: #ffffff" color=#008000>&lt;script language="JavaScript" type="text/javascript"&gt;</FONT><BR>//Get parent node.<BR><FONT color=#a52a2a>window.SearchByTagName = function(e, TAG) {<BR>&nbsp;&nbsp;&nbsp; while(e!=null &amp;&amp; e.tagName){<BR>&nbsp;&nbsp;&nbsp; &nbsp;if(e.tagName==TAG.toUpperCase()) {<BR>&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;return(e);<BR>&nbsp;&nbsp;&nbsp; &nbsp;}&nbsp;<BR>&nbsp;&nbsp;&nbsp; &nbsp;e = e.parentNode; <BR>&nbsp;&nbsp;&nbsp; } <BR>&nbsp;&nbsp;&nbsp; return null;<BR>}</FONT></P>
<P>var&nbsp;<FONT color=#0000ff>selectedRow</FONT> = -1; //global</P>
<P><FONT color=#0000ff>function selectChanged(e) {<BR>&nbsp;&nbsp;&nbsp; var td = SearchByTagName(e, "TD");<BR>&nbsp;&nbsp;&nbsp; var tr = td.parentNode;<BR>&nbsp;&nbsp;&nbsp; var tab = SearchByTagName(tr, "TABLE");<BR>&nbsp;&nbsp;&nbsp; var cellValue = "";<BR>&nbsp;&nbsp;&nbsp; //Reset the cell's value.<BR>&nbsp;&nbsp;&nbsp; if(selectedRow&gt;=0) {<BR>&nbsp;&nbsp;&nbsp; &nbsp;for(var i=td.cellIndex+1; i&lt;tab.rows[selectedRow].cells.length; i++) {<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; var a = tab.rows[selectedRow].cells[i].getElementsByTagName("INPUT");<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; for(var k=0; k&lt;a.length; k++) {<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; if(a[k].type=="text") {<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;//Valid only in IE.<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;a[k].outerText = document.getElementById(a[k].name).value;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; }<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; }<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; }<BR>&nbsp;&nbsp;&nbsp; }&nbsp;</FONT>&nbsp;&nbsp;<BR>&nbsp;&nbsp;&nbsp;<FONT color=#0000ff>&nbsp;selectedRow = tr.rowIndex;<BR>&nbsp;<BR>&nbsp;//Change the cell into text,and save the value into hidden field.<BR>&nbsp;&nbsp;&nbsp; var hyoujijunCell = document.getElementById("hyoujijun" + selectedRow);<BR>&nbsp;&nbsp;&nbsp; var ryakusyouCell = document.getElementById("ryakusyou" + selectedRow);<BR>&nbsp;&nbsp;&nbsp; var nameCell = document.getElementById("name" + selectedRow);<BR>&nbsp;&nbsp;&nbsp;&nbsp;<BR>&nbsp;&nbsp;&nbsp; document.getElementById("hyoujijun").value=rtrim(hyoujijunCell.innerText);<BR>&nbsp;&nbsp;&nbsp; document.getElementById("hyoujijun" + selectedRow).innerHTML = <BR>&nbsp;&nbsp;&nbsp; &nbsp;"&lt;input type='text' name='hyoujijun' maxlength='3' style='width:80px' value='" + <BR>&nbsp;&nbsp;&nbsp; &nbsp; rtrim(hyoujijunCell.innerHTML) +"'&gt;";<BR>&nbsp;&nbsp;&nbsp;&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;document.getElementById("ryakusyou").value=rtrim(ryakusyouCell.innerText);<BR>&nbsp;&nbsp;&nbsp; &nbsp;document.getElementById("ryakusyou" + selectedRow).innerHTML = <BR>&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;"&lt;input type='text' name='ryakusyou' maxlength='4' style='width:60px' value='" + <BR>&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;rtrim(ryakusyouCell.innerHTML) +"'&gt;";<BR>&nbsp;&nbsp;&nbsp; <BR>&nbsp;&nbsp;&nbsp; document.getElementById("name").value= rtrim(nameCell.innerText);<BR>&nbsp;&nbsp;&nbsp; document.getElementById("name" + selectedRow).innerHTML = <BR>&nbsp;&nbsp;&nbsp; &nbsp;"&lt;input name='name' maxlength='100' style='width:300px' value='" + <BR>&nbsp;&nbsp;&nbsp; &nbsp;rtrim(nameCell.innerHTML) +"'&gt;";<BR>}</FONT></P>
<P><FONT color=#a52a2a>function validReturn() {<BR>&nbsp;if ( &lt;%=selectedMasterID%&gt; &gt; 0) {<BR>&nbsp;&nbsp;//Get the selected row,and select it.<BR>&nbsp;&nbsp;var radioSn = document.getElementById("masterid&lt;%=selectedMasterID%&gt;");<BR>&nbsp;&nbsp;radioSn.click( );<BR>&nbsp;&nbsp;//Save original value.If changed other row,restore data as before modified.<BR>&nbsp;&nbsp;document.getElementById("hyoujijun").value = "&lt;%=hyoujijunReturn%&gt;";<BR>&nbsp;&nbsp;document.getElementById("name").value = "&lt;%=nameReturn%&gt;";<BR>&nbsp;&nbsp;document.getElementById("ryakusyou").value = "&lt;%=ryakusyouReturn%&gt;";<BR>&nbsp;}<BR>}</FONT></P>
<P><FONT color=#0000ff>//Clear the last blank.<BR>function rtrim(cellValue) {<BR>&nbsp;if (cellValue.lastIndexOf(" ") &gt;= 0) {<BR>&nbsp;&nbsp;cellValue = cellValue.substr(0,cellValue.lastIndexOf(" "));<BR>&nbsp;}<BR>&nbsp;<BR>&nbsp;return cellValue;&nbsp;<BR>}<BR></FONT><FONT color=#006400>&lt;/script&gt;</FONT><BR><BR><BR>&lt;body class="gyomu" onload="validReturn()"&gt;<BR>&lt;table&gt;<BR>&nbsp;&nbsp;&lt;logic:present name="masterList"&gt;<BR>&nbsp;&nbsp;&nbsp;&lt;logic:iterate id="element" indexId="index" name="masterList"&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&lt;tr&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;td class="meisai" style="width: 50px"&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;logic:notEqual name="element" property="sakujyo" value="DELETE"&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<FONT color=#006400>&lt;input type="radio" name="masterid"<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;value="&lt;bean:write name='element' property='masterid'/&gt;"<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;onclick="selectChanged(this)" id="masterid&lt;bean:write name='element' property='masterid'/&gt;" /&gt;<BR></FONT>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;%rowCount++;%&gt;&nbsp;&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;/logic:notEqual&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;/td&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;<FONT color=#006400>&nbsp;&lt;td class="meisai" style="width: 80px" id="hyoujijun&lt;%=index%&gt;"&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;bean:write name="element" property="hyoujijun" /&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;/td&gt;<BR></FONT>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<FONT color=#800080>&lt;td class="meisai" style="width: 60px" id="cd&lt;%=index%&gt;"&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;bean:write name="element" property="cd" /&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;/td&gt;<BR></FONT>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<FONT color=#ff0000>&lt;td class="meisai" style="width: 300px" id="name&lt;%=index%&gt;"&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;bean:write name="element" property="name" /&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;/td&gt;<BR></FONT>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<FONT color=#000080>&lt;logic:equal name="needShortName" value="true"&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;td class="meisai" style="width: 60px" id="ryakusyou&lt;%=index%&gt;"&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;bean:write name="element" property="ryakusyou" /&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;/td&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;/logic:equal&gt;<BR></FONT>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<FONT color=#0000ff>&lt;td class="meisai" style="width: 70px" id="sakujyo&lt;%=index%&gt;"&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;bean:write name="element" property="sakujyo" /&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;/td&gt;<BR></FONT>&nbsp;&nbsp;&nbsp;&nbsp;&lt;/tr&gt;<BR>&nbsp;&nbsp;&nbsp;&lt;/logic:iterate&gt;<BR>&nbsp;&nbsp;&lt;/logic:present&gt;<BR>&nbsp;&lt;/table&gt;<BR>&lt;/body&gt;<BR></P><img src ="http://www.aygfsteel.com/dechon/aggbug/22957.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/dechon/" target="_blank">Terence</a> 2005-12-08 11:46 <a href="http://www.aygfsteel.com/dechon/archive/2005/12/08/22957.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>利用函数computeURL( )实现同一FORM的多动作提交</title><link>http://www.aygfsteel.com/dechon/archive/2005/11/24/21253.html</link><dc:creator>Terence</dc:creator><author>Terence</author><pubDate>Thu, 24 Nov 2005 03:29:00 GMT</pubDate><guid>http://www.aygfsteel.com/dechon/archive/2005/11/24/21253.html</guid><wfw:comment>http://www.aygfsteel.com/dechon/comments/21253.html</wfw:comment><comments>http://www.aygfsteel.com/dechon/archive/2005/11/24/21253.html#Feedback</comments><slash:comments>2</slash:comments><wfw:commentRss>http://www.aygfsteel.com/dechon/comments/commentRss/21253.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/dechon/services/trackbacks/21253.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 在实际处理的��面�?往往在一个页面中有多个触发的动作,而Struts的ActionForm中只能指定一个Action,是一�U�粗�_�度的实�?JSF中有更好的解��x���?,computeURL( )可以提供一�U�变通的解决�Ҏ(gu��)��.<BR>&nbsp;&nbsp;&nbsp; &nbsp;&nbsp; computeURL( )是在<STRONG>org.apache.struts.util.RequestUtils(Struts Ver1.1)与org.apache.struts.taglib.TagUtils(Struts Ver1.2)</STRONG>�c�M��的一个函�?用来解析��Z��Forward,Action,链接,��面参数的URL可以用来动态改变页面中Form对应的Action.Ver1.1中有以下两种:<BR>1.<A href="mk:@MSITStore:C:\Documents%20and%20Settings\Administrator\My%20Documents\StrutsAPI.chm::/org/apache/struts/util/RequestUtils.html#computeURL(javax.servlet.jsp.PageContext, java.lang.String, java.lang.String, java.lang.String, java.util.Map, java.lang.String, boolean)"><STRONG><FONT face="Courier New">computeURL</FONT></STRONG></A><FONT face="Courier New">(javax.servlet.jsp.PageContext&nbsp;pageContext, java.lang.String&nbsp;forward, java.lang.String&nbsp;href, java.lang.String&nbsp;page, java.util.Map&nbsp;params, java.lang.String&nbsp;anchor, boolean&nbsp;redirect)<BR>2.<A href="mk:@MSITStore:C:\Documents%20and%20Settings\Administrator\My%20Documents\StrutsAPI.chm::/org/apache/struts/util/RequestUtils.html#computeURL(javax.servlet.jsp.PageContext, java.lang.String, java.lang.String, java.lang.String, java.lang.String, java.util.Map, java.lang.String, boolean)"><STRONG>computeURL</STRONG></A>(javax.servlet.jsp.PageContext&nbsp;pageContext, java.lang.String&nbsp;forward, java.lang.String&nbsp;href, java.lang.String&nbsp;page, java.lang.String&nbsp;action, java.util.Map&nbsp;params, java.lang.String&nbsp;anchor, boolean&nbsp;redirect)<FONT face="Times New Roman"> </FONT><BR></FONT>其中�W�一个是&nbsp;&nbsp;Deprecated.�W�二个在新版本中得以保留,另外�q�提供了(ji��n)另外一�U�重�?<BR><A href="http://struts.apache.org/struts-doc-1.2.7/api/org/apache/struts/taglib/TagUtils.html#computeURL(javax.servlet.jsp.PageContext, java.lang.String, java.lang.String, java.lang.String, java.lang.String, java.lang.String, java.util.Map, java.lang.String, boolean, boolean)"><FONT face="Courier New"><STRONG>computeURL</STRONG></FONT></A><FONT face="Courier New">(javax.servlet.jsp.PageContext&nbsp;pageContext, java.lang.String&nbsp;forward, java.lang.String&nbsp;href, java.lang.String&nbsp;page, java.lang.String&nbsp;action, java.lang.String&nbsp;module, java.util.Map&nbsp;params, java.lang.String&nbsp;anchor, boolean&nbsp;redirect, boolean&nbsp;encodeSeparator)</FONT>&nbsp;<BR>参数说明如下:<BR>
<DT><B>Parameters:</B> 
<DD><CODE>pageContext</CODE> - PageContext for the tag making this call 
<DD><CODE>forward</CODE> - Logical forward name for which to look up the context-relative URI (if specified) 
<DD><CODE>href</CODE> - URL to be utilized unmodified (if specified) 
<DD><CODE>page</CODE> - Module-relative page for which a URL should be created (if specified) 
<DD><CODE>action</CODE> - Logical action name for which to look up the context-relative URI (if specified) 
<DD><CODE>params</CODE> - Map of parameters to be dynamically included (if any) 
<DD><CODE>anchor</CODE> - Anchor to be dynamically included (if any) 
<DD><CODE>redirect</CODE> - Is this URL for a <CODE>response.sendRedirect(</CODE> 
<P><CODE>下面介绍一下详�l�的使用�Ҏ(gu��)��:<BR>1.在JSP��面中导入对应的�?<BR>&lt;%@ page import= "org.apache.struts.util.RequestUtils"%&gt; <BR>�?BR>&lt;%@ page import= "org.apache.struts.<FONT face="Times New Roman">taglib.TagUtils</FONT>"%&gt;<BR>2.创徏一个JAVASCRIPT函数:<BR>&lt;script language="JavaScript" type="text/javascript"&gt;<BR>function search() {<BR>&nbsp;&lt;%String searchUrl = RequestUtils.computeURL(<BR>&nbsp;&nbsp;&nbsp;pageContext,<BR>&nbsp;&nbsp;&nbsp;null,<BR>&nbsp;&nbsp;&nbsp;null,<BR>&nbsp;&nbsp;&nbsp;"/Search.do",<BR>&nbsp;&nbsp;&nbsp;null,<BR>&nbsp;&nbsp;&nbsp;null,<BR>&nbsp;&nbsp;&nbsp;null,<BR>&nbsp;&nbsp;&nbsp;false);<BR>&nbsp;%&gt;<BR>&nbsp;&nbsp;&nbsp;<BR>&nbsp;document.form1.action = "&lt;%=searchUrl%&gt;";<BR>&nbsp;document.form1.submit();&nbsp;&nbsp;<BR>}<BR>&lt;/script&gt;<BR>3.在JSP��面中给对应的表单指定ID以便上面的函数进行确定提交的是哪个FORM(如果一个页面在存在多个FORM的话):<BR>&lt;html:form styleId="form1" action="/aotherSearch"&gt;<BR>.........<BR>&lt;/html:form&gt;<BR>4.在需要触发提交动作的地方,调用2中的JAVASCRIPT函数:<BR>&lt;html:button property="searchInfo" value="���(g��)�? onclick="search()"&nbsp;style="width:100px" /&gt;<BR><BR>对应的ACTION与FORM在配�|�文件中定义.�q�样,���可以动态更改FORM的ACTION实现一个FORM对应多个ACTION�?</CODE></P></DD><img src ="http://www.aygfsteel.com/dechon/aggbug/21253.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/dechon/" target="_blank">Terence</a> 2005-11-24 11:29 <a href="http://www.aygfsteel.com/dechon/archive/2005/11/24/21253.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>�l�于贴出�?ji��n)第一���文�?/title><link>http://www.aygfsteel.com/dechon/archive/2005/11/24/21234.html</link><dc:creator>Terence</dc:creator><author>Terence</author><pubDate>Thu, 24 Nov 2005 02:29:00 GMT</pubDate><guid>http://www.aygfsteel.com/dechon/archive/2005/11/24/21234.html</guid><wfw:comment>http://www.aygfsteel.com/dechon/comments/21234.html</wfw:comment><comments>http://www.aygfsteel.com/dechon/archive/2005/11/24/21234.html#Feedback</comments><slash:comments>1</slash:comments><wfw:commentRss>http://www.aygfsteel.com/dechon/comments/commentRss/21234.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/dechon/services/trackbacks/21234.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 说是贴的�W�一��?其实�q�不完全准确,文章前几天就贴上�?但开始的时候放在了(ji��n)"文章"栏目下面而不是随�W�下�?首页中显�C�Z��出来,反复修改"选项"的设�|�也没有搞定.在BLOGJAVA上面也没有找到相关的使用说明,郁闷�?ji��n)好一�D�|���?有点惛_��其它地方甌���个BLOG的想法了(ji��n).早上的时候看别�h的BLOG,发现都是随笔,猜测可能是只有随�W�才�?x��)在自己BLOG的首��中昄���出来.于是把必�?文章"栏目中的一���文章搬��C��(ji��n)随笔�?果然昄���在首��了(ji��n)!<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 如果有遇到同样问题的朋友,��h��文章转脓(chu��ng)�?随笔"栏目中就可以�?<img src ="http://www.aygfsteel.com/dechon/aggbug/21234.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/dechon/" target="_blank">Terence</a> 2005-11-24 10:29 <a href="http://www.aygfsteel.com/dechon/archive/2005/11/24/21234.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>Struts中的下拉列表标签的���?/title><link>http://www.aygfsteel.com/dechon/archive/2005/11/24/21230.html</link><dc:creator>Terence</dc:creator><author>Terence</author><pubDate>Thu, 24 Nov 2005 02:21:00 GMT</pubDate><guid>http://www.aygfsteel.com/dechon/archive/2005/11/24/21230.html</guid><wfw:comment>http://www.aygfsteel.com/dechon/comments/21230.html</wfw:comment><comments>http://www.aygfsteel.com/dechon/archive/2005/11/24/21230.html#Feedback</comments><slash:comments>3</slash:comments><wfw:commentRss>http://www.aygfsteel.com/dechon/comments/commentRss/21230.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/dechon/services/trackbacks/21230.html</trackback:ping><description><![CDATA[<P>��面中经常用��C��拉列�?下面是个人对于STRUTS中标�{���用的一�Ҏ(gu��)�ȝ��:<BR>STRUTS中的下拉选择列表标签必须嵌套�?lt;html:form&gt;标签�?包括:<BR><FONT color=#008000>1.&lt;html:select&gt;<BR>2.&lt;html:option&gt;<BR>3.&lt;html:options&gt;<BR>4.&lt;html:optionsCollection&gt;<BR></FONT><BR>使用时嵌套如�?<BR><FONT color=#008000>&lt;html:select property="ationForm.property"&gt;<BR>&nbsp;&nbsp;&nbsp; &lt;html:option&gt;�?lt;html:options&gt;�?lt;html:optionsCollection&gt;<BR>&lt;/html:select&gt;<BR></FONT>其中property为ActionForm中对应的一个属�?<BR><BR><FONT color=#0000ff>1.&lt;html:option&gt;</FONT><BR><FONT color=#008000>&lt;html:option value="value"&gt;displayName&lt;/html:option&gt;<BR></FONT>其中value为实际��用的�?赋值到ActionForm对应的属性中) displayName��面中显�C�的信息.<BR><FONT color=#800080>�?&lt;html:option value=""&gt;&lt;/html:option&gt;昄���一个空白选择,��gؓ(f��)"".<BR></FONT><BR><FONT color=#0000ff>2..&lt;html:options&gt;</FONT><FONT color=#008000><BR>&lt;html:options collection="collection" labelProperty="displayName" property="value"/&gt;<BR></FONT>其中collection��Z��个集�?一般是个ArrayList,displayName为前台显�C�的名称,value为后台实际��用的�?<BR><FONT color=#800080>�?&lt;html:options collection="arrayList" labelProperty="name" property="id" /&gt;<BR></FONT><BR><FONT color=#0000ff>3..&lt;html:optionsCollection&gt;</FONT><FONT color=#008000><BR>&lt;html:optionsCollection property="actionForm.property" label="displayName" value="value"/&gt;<BR></FONT>其中property为ActionForm中的一个属�?��Z��个集�?displayName为前台显�C�的名称,value为后台实际��用的�?<BR><FONT color=#800080>�?&lt;html:optionsCollection property="listProperty" label="name" value="id" /&gt;<BR><BR></FONT><FONT color=#000000>补充一�?如果要从 数据库去取数据，一般是�?action 里调�?DAO �Q�把�l�果存入一个ArrayList作�ؓ(f��) request 的一个属性传到页面上�Q?�q�时一般用 &lt;html:options .../&gt; 标签.另外�Q�如果数据不从数据库��d���Q�而是代码固定的，则一般把�q�种攑ֈ� ActionForm 里，作�ؓ(f��)属性在��面上取�Q�这时一般用 &lt;html:optionsCollection ... /&gt; .</FONT></P><img src ="http://www.aygfsteel.com/dechon/aggbug/21230.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/dechon/" target="_blank">Terence</a> 2005-11-24 10:21 <a href="http://www.aygfsteel.com/dechon/archive/2005/11/24/21230.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item></channel></rss>                                                                    <footer>
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