Struts 循环分页

    <div class="page" align="right"><s:property value="nav.currentPage"/>/<s:property value="nav.allPages"/>
        <s:if test="nav.allRows > nav.pageSize">

            <% // 当前页数 %>
            <s:set name="startPage" value="nav.currentPage" ></s:set>
            <% // 总共有多少页 %>
            <s:set name="allPages" value="nav.allPages" ></s:set>
            <% // 计算 能分解成多少10页 %>
            <s:set name="p" value="0" ></s:set>
            <s:if test="(#startPage-1)%10 == 0">
                <s:set name="p" value="(#startPage-1)/10" ></s:set>
            </s:if>
            <s:else>
                <s:set name="p" value="(((#startPage-1)-(#startPage-1)%10)/10)"  ></s:set>
            </s:else>
            <% // 当前第一页 就不能前一页 %>
            <s:if test="#startPage == 1">
                <font class="first selected" face=webdings color="'+alertcolor+'">9</font>
            </s:if>
            <% // 当前页不是第一页，就可以出首页 %>
            <s:else>
                <a class="navigation" href="<s:url action="index"  portletUrlType="action"> <s:param name="currentPage"><s:property  value='1'></s:property></s:param><s:param name="onedistrict"><s:property value="onedistrict"/></s:param> </s:url>">
                <font class="first " face=webdings>9</font>  </a>
            </s:else>
            <% // 当前页前面如果有10页就出现前十页 %>
            <s:if test="#p*10 >0">
                <s:if test="nav.currentPage-10<=0">
                    <a  class="navigation" title="前十页" href="<s:url action="index"  portletUrlType="action"> <s:param name="currentPage"><s:property  value='1'></s:property></s:param><s:param name="onedistrict"><s:property value="onedistrict"/></s:param> </s:url>">
                    <font class="first" face=webdings>9</font>  </a></s:if>
                <s:else>
                    <a  class="navigation" title="前十页" href="<s:url action="index"  portletUrlType="action"> <s:param name="currentPage"><s:property  value='1'></s:property></s:param><s:param name="onedistrict"><s:property value="onedistrict"/></s:param> </s:url>">
                    <font class="prefix" face=webdings>7</font>  </a>
            </s:else></s:if>
            <b>
                <% //显示以10页为单位，不足10页时，显示剩余页面 %>
                <s:set name="forNum" value="0" ></s:set>
                <%//变量，判断是否有后十页，有就赋值1 %>
                <s:set name="isTenNum" value="0" ></s:set>
                <% //如果所有页是10以内，返回当前的数字页，如果所有页除以10等于p(当前页取余10) 不存在p大于所有页除以10 %>
                <s:if test="#allPages/10==0  || (#allPages/10) == (#p) ">
                    <s:set name="forNum" value="#allPages" ></s:set>
                </s:if>
                <s:else>
                    <s:set name="isTenNum" value="1" ></s:set>
                    <%// 存在后十页，值为当前页乘10%>
                    <s:set name="forNum" value="10*(#p+1)" ></s:set>
                </s:else>
                <% // 在如果有数据的情况下循环1-10的数字 %>
                <s:bean name="org.apache.struts2.util.Counter" id="counter">
                    <s:param name="first" value="#p*10+1" />
                    <s:param name="last" value="#forNum" />
                    <s:iterator>

                        <s:if test="current ==  #startPage+1" >
                            <font color="'+alertcolor+'"><s:property/></font>
                        </s:if>
                        <s:else>

                            <a class="last" href="<s:url action="index"  portletUrlType="action"> <s:param name="currentPage"><s:property/></s:param><s:param name="onedistrict"><s:property value="onedistrict"/></s:param> </s:url>" ><s:property></s:property></a>
                        </s:else>
                    </s:iterator>
                </s:bean>

                <s:if test="#isTenNum == 1">
                    <s:if test="nav.currentPage+10 >= nav.allPages">
                        <a  class="navigation" title="后十页" href="<s:url action="index"  portletUrlType="action"> <s:param name="currentPage"><s:property  value='nav.allPages'></s:property></s:param><s:param name="onedistrict"><s:property value="onedistrict"/></s:param> </s:url>">
                        <font class="next" face=webdings>8</font>  </a>
                    </s:if><s:else>
                        <a  class="navigation" title="后十页" href="<s:url action="index"  portletUrlType="action"> <s:param name="currentPage"><s:property  value='nav.currentPage+10'></s:property></s:param><s:param name="onedistrict"><s:property value="onedistrict"/></s:param> </s:url>">
                        <font class="next" face=webdings>8</font>  </a>
                    </s:else>
                </s:if>

                <s:if test="#startPage == #allPages">
                    <Font CLASS="last selected" face=webdings color="'+alertcolor+'">:</Font>
                </s:if>
                <s:else>
                    <a class="navigation" title="尾页" href="<s:url action="index" portletUrlType="action"><s:param name="currentPage"><s:property value='nav.allPages'></s:property></s:param><s:param name="onedistrict"><s:property value="onedistrict"/></s:param></s:url>"><font class="last selectd" color="'+alertcolor+'">:</font></a>

                </s:else>
            </b>
    </s:if>  </div>



<%-- 这是分页组件ajax版,即被嵌入到ajax显示的界面中,所以相应的链接均被替换为点击事件,以由上层调用方来确保相应的点击能够
按照正确的方式工作,规定相应的点击事件为clickPage(url),中间传递的参数为点击时触发的url链接.
created by flym 2010-09-20
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<%@ taglib prefix="s" uri="/struts-tags" %>
<!-- 分页组件 -->
<s:if test="page.hasPreviousPage || page.hasNextPage">
    <div class="turnpage">
            <%-- 开头两个 --%>
        <s:url id="goto"><s:param name="page.currentPage" value="1"/></s:url>
        <s:a href="%{goto}" onclick="clickPage('' + this.href);return false;" title="首页"><span class="ui-icon ui-icon-arrowthickstop-1-w"></span></s:a>
        <s:if test="page.hasPreviousPage">
            <s:url id="goto">
                <s:param name="page.currentPage" value="%{page.currentPage - 1}"/>
            </s:url>
        </s:if>
        <s:a href="%{goto}" onclick="clickPage('' + this.href);return false;" title="上一页"><span class="ui-icon ui-icon-triangle-1-w"></span></s:a>
            <%-- 页面显示 --%>

        <s:if test="page.totalPage <= 6">
            <s:bean name="org.apache.struts2.util.Counter" id="counter">
                <s:param name="first" value="1"/>
                <s:param name="last" value="page.totalPage"/>
            </s:bean>
            <s:iterator value="#counter">
                <s:url id="goto"><s:param name="page.currentPage" value="top"/></s:url>
                <s:if test="top == page.currentPage"><a class="cur"><span><s:property/></span></a></s:if>
                <s:else><s:a href="%{goto}" onclick="clickPage('' + this.href);return false;"><span><s:property/></span></s:a></s:else>
            </s:iterator>
        </s:if>
        <s:else>
            <s:bean name="org.apache.struts2.util.Counter" id="counter">
                <s:param name="first"
                         value="%{page.currentPage % 6 == 0 ? page.currentPage - 5 : page.currentPage / 6 * 6 + 1}"/>
                <s:param name="last"
                         value="%{page.currentPage % 6 == 0 ? page.currentPage : (page.currentPage / 6 * 6 + 6) < page.totalPage ? (page.currentPage / 6 * 6 + 6) : page.totalPage}"/>
            </s:bean>
            <s:iterator value="#counter">
                <s:url id="goto"><s:param name="page.currentPage" value="top"/></s:url>
                <s:if test="top == page.currentPage"><a class="cur"><span><s:property/></span></a></s:if>
                <s:else><s:a href="%{goto}" onclick="clickPage('' + this.href);return false;"><span><s:property/></span></s:a></s:else>
            </s:iterator>
        </s:else>
            <%-- 结尾两个 --%>
        <s:url id="goto"><s:param name="page.currentPage" value="page.totalPage"/></s:url>
        <s:if test="page.hasNextPage">
            <s:url id="goto"><s:param name="page.currentPage" value="%{page.currentPage + 1}"/></s:url>
        </s:if>
        <s:a href="%{goto}" onclick="clickPage('' + this.href);return false;" title="下一页"><span class="ui-icon ui-icon-triangle-1-e"></span></s:a>
        <s:url id="goto"><s:param name="page.currentPage" value="page.totalPage"/></s:url>
        <s:a href="%{goto}" onclick="clickPage('' + this.href);return false;" title="尾页"><span class="ui-icon ui-icon-arrowthickstop-1-e"></span></s:a>&nbsp;&nbsp;
        页次:<s:property value="page.currentPage"/>/<s:property value="page.totalPage"/>&nbsp;&nbsp;
        每页:<s:property value="page.pageSize"/>条&nbsp;&nbsp;
        共计:<s:property value="page.totalCount"/>条&nbsp;&nbsp;
        <s:if test="page.totalPage <= 100">
            <s:bean name="org.apache.struts2.util.Counter" id="counter">
                <s:param name="first" value="1"/>
                <s:param name="last" value="page.totalPage"/>
            </s:bean>
            <select onchange="clickPage('' + $(this).val());return false;" size="1">
                <s:iterator value="#counter">
                    <s:url id="goto"><s:param name="page.currentPage" value="top"/></s:url>
                    <s:if test="top == page.currentPage">
                        <option value="<s:property value="%{goto}"/>" selected="selected">第<s:property/>页</option>
                    </s:if>
                    <s:else>
                        <option value="<s:property value="%{goto}"/>">第<s:property/>页</option>
                    </s:else>
                </s:iterator>
            </select>
        </s:if>
    </div>
</s:if>