【笔记】利用ajax返回Html代替iframe，实现局部更新

来源：互联网发布：burpsuite mac破解版编辑：程序博客网时间：2024/05/22 07:58

<div id="resourceList"></div>

<script type="text/javascript">$(function(){    loadResourceList();});function search(){    var field = $("#field").html();    var val = $("#val").val();    $("input[name='field']").val(field);    $("input[name='val']").val(val);    $("#search").attr("action","resouceCenter/search.html");    $("#search").submit();};function queryByCateCode(code){    $("#cateCodes").val(code);    $("input[name='page']").val(1);    loadResourceList();};function loadResourceList(){     $.ajax({        type: 'post',        url: 'resouceCenter/list.html',        data: $("#frm").serialize(),        success: function(html) {            $('#resourceList').html(html);        }    });};</script>

    /**     * 方法描述：  资源中心初始页面     * @Author: Liuzy      * @Version: V1.0     */    @RequestMapping("/info")    public String info(Model model, Long departId){        // 准备左侧分类导航数据        List<Category> list = categorySrv.queryChildrenByParentId(0L);        ResourceIndex resourceIndex = new ResourceIndex();        ListIterator<Category> it = list.listIterator();        while(it.hasNext()){            Category cate = it.next();            Iterator<Category> itTemp = cate.getChildrenList().iterator();            while(itTemp.hasNext()){                Category cateTemp = itTemp.next();                resourceIndex.setCateCodes(cateTemp.getCode());                resourceIndex.setDepartId(departId);                List<ResourceIndex> resourceList = resourceIndexMapper.selectListByCode(resourceIndex);                if(resourceList == null || resourceList.size() == 0){                    itTemp.remove();                }            }            if(cate.getChildrenList().size() == 0){                it.remove();            }        }        model.addAttribute("departId", departId);        model.addAttribute("cateList", list);        return "resouceCenter";    }

    /**     * 方法描述：  资源中心 根据分类 ，查询右侧list     * @Author: Liuzy      * @Version: V1.0     */    @RequestMapping("/list")    public String list(Model model, ResourceIndex resourceIndex, Integer page, Integer rows, String field, String val, Long departId){        // 准备右边列表数据        if(flag != null && flag == 1){            trainingMaterial.setDepartId(departId);            model.addAttribute("pageInfo", trainingMaterialSrv.findAllTrainingMaterial(trainingMaterial, page, rows));         }else {            if("名称".equals(field)){                resourceIndex.setTitle(val);            }else if("作者".equals(field)){                resourceIndex.setAuthor(val);            }else if("关键词".equals(field)){                resourceIndex.setKeywords(val);            }else{                resourceIndex.setTitle(val);                resourceIndex.setAuthor(val);                resourceIndex.setKeywords(val);            }            resourceIndex.setDepartId(departId);            model.addAttribute("field", field);            model.addAttribute("val", val);            model.addAttribute("pageInfo", resourceIndexSrv.queryListByCode(resourceIndex, page, rows));            model.addAttribute("cateCodes", resourceIndex.getCateCodes());        }        model.addAttribute("departId", departId);        model.addAttribute("flag", flag);        return "resource_data_list";    }

    /**     *      * 方法描述：  条件查询     * @Author: Liuzy      * @Version: V1.0     */    @RequestMapping("/search")    public String search(Model model, ResourceIndex resourceIndex, Integer page, Integer rows, String field, String val, Long departId){        /* 1.全部分类 1~2级 */                List<Category> cateList = categorySrv.queryChildrenByParentId(0L);        /* 2.查询符合条件的数据 */        if("名称".equals(field)){            resourceIndex.setTitle(val);        }else if("作者".equals(field)){            resourceIndex.setAuthor(val);        }else if("关键词".equals(field)){            resourceIndex.setKeywords(val);        }else{            resourceIndex.setTitle(val);            resourceIndex.setAuthor(val);            resourceIndex.setKeywords(val);        }        resourceIndex.setDepartId(departId);        /* 3.遍历取出符合的分类 */        String str = resourceIndexMapper.selectCodeStr(resourceIndex);        if(str != null && "".equals(str)){            ListIterator<Category> it = cateList.listIterator();            while(it.hasNext()){                Category cate = it.next();                if(!str.contains(cate.getCode())){                    it.remove();                }else{                    Iterator<Category> itTemp = cate.getChildrenList().iterator();                    while(itTemp.hasNext()){                        if(!str.contains(itTemp.next().getCode())){                            itTemp.remove();                        }                    }                }            }        }else {            cateList.clear();        }        model.addAttribute("departId", departId);        model.addAttribute("field", field);        model.addAttribute("val", val);        model.addAttribute("cateList", cateList);        return "resource_searchResult_list";    }

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