I think encapsulating this kind of behavior in a custom tag is why custom tags exist--and since the iteration is handled by the checkboxlist tag internally, using an iterator/etc. doesn't really work.
Dave On Saturday, October 9, 2010, Maurizio Cucchiara <maurizio.cucchi...@gmail.com> wrote: > Do you need to insert a breaking string every 3 items? > I think this approach is too much expansive in term of time. > Furthermore, after that, you should deal with subcassing process. > You should have valid reasons for do that. > Why don't you simply use mod operator?: > > <s:iterator status="stat" value="{1,2,3,4,5}" > > <s:if test="(#stat.index % 3)==0"> > insert breaking string > </s:if> > ..... > </s:iterator> > > > Maurizio Cucchiara > > > 2010/10/9 Burton Rhodes <burtonrho...@gmail.com>: >> I am trying to override a struts tag template (specifically >> <s:checkboxlist>), and I can't figure out how to add a parameter to >> the tag. I have successfully overridden the template by copying >> "checkboxlist.tld" to my template/simple directory and all works well. >> Now I would like to add a parameter. It appears that I need to >> override the the META-INF/struts-tags.tld file because I keep getting >> the error below. However, using the same method as checkboxlist.tld, >> I copy a modified version of struts-tags.tld to my >> META-INF/struts-tags.tld directory. However, I still get the same >> error below. Not sure if I need to modify another file or if >> struts-tags.tld cannot be "overridden". Anyone given this a try? >> Trying not to have to create a new custom tag since all I want is a >> simple modification to checkboxlist.tld. >> >> ------------ERROR-------------------- >> /contact/contactCreate.jsp(286,6) PWC6131: Attribute breakCount >> invalid for tag checkboxlist according to TLD >> >> Caused by: >> org.apache.jasper.JasperException: /contact/contactCreate.jsp(286,6) >> PWC6131: Attribute breakCount invalid for tag checkboxlist according >> to TLD >> ------------------------------------------- >> >> Tag with added parameter (breakCount): >> >> <s:checkboxlist >> name="ownerIds" >> list="%{activeAppUserList}" >> listKey="appUserId" >> listValue="nameInformal" >> required="true" >> breakCount="3" <!-- New Parameter, will enter the >> breakString after every 3 items --> >> breakString="<br/>" >> /> >> >> Excerpt from modified "struts-tags.tld": >> .... >> <tag> >> <description><![CDATA[Render a list of checkboxes]]></description> >> <name>checkboxlist</name> >> <tag-class>org.apache.struts2.views.jsp.ui.CheckboxListTag</tag-class> >> <body-content>JSP</body-content> >> <attribute> >> <description><![CDATA[Set the html accesskey attribute on >> rendered html element]]></description> >> <name>accesskey</name> >> <required>false</required> >> <rtexprvalue>false</rtexprvalue> >> </attribute> >> <attribute> >> <description><![CDATA[Number of elements to display before >> inserting 'break' element.]]></description> >> <name>breakCount</name> >> <required>false</required> >> <rtexprvalue>false</rtexprvalue> >> </attribute> >> <attribute> >> <description><![CDATA[Used to override the default 'break' >> string. Default is <br>.]]></description> >> <name>breakString</name> >> <required>false</required> >> <rtexprvalue>false</rtexprvalue> >> </attribute> >> .... >> >> --------------------------------------------------------------------- >> To unsubscribe, e-mail: user-unsubscr...@struts.apache.org >> For additional commands, e-mail: user-h...@struts.apache.org >> >> > > --------------------------------------------------------------------- > To unsubscribe, e-mail: user-unsubscr...@struts.apache.org > For additional commands, e-mail: user-h...@struts.apache.org > > --------------------------------------------------------------------- To unsubscribe, e-mail: user-unsubscr...@struts.apache.org For additional commands, e-mail: user-h...@struts.apache.org