zoukankan      html  css  js  c++  java
  • bootstrap实现多个下拉框同时搜索

    1.第一个下拉框代码

         <div class="btn-group col-sm-3 col-xs-6 util-btn-margin-bottom-5 quick-search"> 
                  <!--快速查询-->
                  <div class="input-group">
                    <span class="input-group-addon"><i class="fa fa-search"></i></span>
                    <select data-filter-type="2" name="copyfrom" class="form-control select2" data-validate="notempty" style="visibility: hidden;" data-field="name" data-placeholder="搜索数据资源">
                      <option value="">请选择数据资源</option>
                      <optgroup label="UNESCO二类中心">
                        <#list data.copyfromList as entity>
                        <#if (entity.type?? && entity.type == '1')>
                        <option value="${entity.alias!}" <#if (param.copyfrom?? && param.copyfrom == entity.alias)>selected</#if>>${entity.alias!}</option>
                        </#if>
                        </#list>
                      </optgroup>
                      <optgroup label="科技动态与进展">
                        <#list data.copyfromList as entity>
                        <#if (entity.type?? && entity.type == '7')>
                        <option value="${entity.alias!}" <#if (param.copyfrom?? && param.copyfrom == entity.alias)>selected</#if>>${entity.alias!}</option>
                        </#if>
                        </#list>
                      </optgroup>
                      <optgroup label="其他">
                        <#list data.copyfromList as entity>
                        <#if (entity.type?? && entity.type == '8')>
                        <option value="${entity.alias!}" <#if (param.copyfrom?? && param.copyfrom == entity.alias)>selected</#if>>${entity.alias!}</option>
                        </#if>
                        </#list>
                      </optgroup>
                    </select>
                  </div>
                </div>
     
    2.第二个下拉框代码
     
            <div class="btn-group col-sm-3 col-xs-6 util-btn-margin-bottom-5 quick-search"> 
                  <!--快速查询-->
                  <div class="input-group">
                    <span class="input-group-addon"><i class="fa fa-search"></i></span>
                    <select data-filter-type="2" name="cid" class="form-control select2" data-validate="notempty" style="visibility: hidden;" data-field="name" data-placeholder="搜索栏目名称">
                      <option value=""></option>
                      <#list data.categories as entity>
                      <option value="${entity.id}" <#if (param.cid?? && param.cid == entity.id)>selected</#if>>${entity.id} - ${entity.name}</option>
                      </#list>
                    </select>
                  </div>
                </div>
     
    3.后台js代码(url 参数整理)

      bindEvents:function(){
        var self = this, dom = self.element;
        $('select[name="copyfrom"]', dom).change(function(event){
        self.params.copyfrom = $(this).val();
        var url = self.formatParams(self.params);
        window.location.href = "cekasp_article.htm" + url;
      });

        $('select[name="cid"]', dom).change(function(event){
        self.params.cid = $(this).val();
        var url = self.formatParams(self.params);
        window.location.href = "cekasp_article.htm" + url;
      });

     }

      formatParams:function(params){
        var self = this;
        var url = "";
        for(var param in params){
        if(params[param]){
          url += param + "=" + params[param] + "&";
        }
      }
        if(url.length > 0){
          url = "?" + url.substring(0,url.length-1);
      }
        return url;
      }

     4.后台java部分代码(接收参数,然后过滤器根据参数得到想要的结果)

        String categoryId = request.optString("cid");
      if (!ValidateUtil.isNull(categoryId)) {
      // 加载栏目信息
          JSONObject jsonCategory = toJSONObject(adminService.loadById(CekaspCategory.class, categoryId));
        response.put("category", jsonCategory);
        param.addFilter("id", FilterType.IN, articleIdList, 1);

      }

      String copyfrom = request.optString("copyfrom");
      if (!ValidateUtil.isNull(copyfrom)) {
        param.addFilter("copyfrom", FilterType.EQUALS, copyfrom);

        } 

       List<CekaspArticle> articleList = adminService.list(CekaspArticle.class,param);

          

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  • 原文地址:https://www.cnblogs.com/xiaolin-peter/p/7201250.html
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