詳解html">velocity模板使javaWeb的html+js實現模塊化
頁面上一些基礎數據或者其他頁面經常用到部分,可以獨立出來做成小組件,組件預留調用入口,需要的頁面直接調用即可。
如圖,頁面中的展示分類和搜索標簽在多個頁面重復使用,可以將這部分內容獨立出來,做成組件,供后續開發調用:
classify_search_tag.html文件如下,其中包含HTML節點和jQuery代碼;
<!-- 展示分類與搜索標簽組件使用說明: 1.新增時父頁面調用方法:頁面加載時調用 goodsClassifyAndSearchTag.getFirstLevelClassify();/** 初始化一級展示分類 **/ 2.編輯時父頁面調用方法:頁面加載時調用 goodsClassifyAndSearchTag.getClassifyAndSearchTag(String classifys); ShowClassifyList類型json串,可參考 /js/standard_v2/group/group_edit.js 該方法 groupGoodsObj.getEditClassify(); 3.返回頁面選中的展示分類和搜索標簽,調用 goodsClassifyAndSearchTag.returnSelectedClassifyAndTag(); 注意事項:可能會出現js沖突問題,父頁面的js最好在文件頂部加載 --> <!--展示分類--> <div class="row form-horizontal"> <div class="col-md-12"> <div class="form-group"> <label class="col-md-1 control-label pr0">展示分類</label> <div class="col-md-1"> <select class="form-control" id="first_classify" onchange="goodsClassifyAndSearchTag.getSecondClassify(this)"> <option value="0">請選擇</option> </select> </div> <div class="col-md-1"> <select class="form-control" id="second_classify" onchange="goodsClassifyAndSearchTag.getThirdClassify(this)"> <option value="0">請選擇</option> </select> </div> <div class="col-md-1"> <select class="form-control" id="third_classify" onchange="goodsClassifyAndSearchTag.getSearchTag(this)"> <option value="0">請選擇</option> </select> </div> </div> </div> </div> <!--搜索標簽--> <div class="row mb15"> <div class="col-md-12"> <h2><small>搜索標簽:</small></h2> </div> </div> <div class="row form-horizontal" id="classify_template"> <div class="col-md-12" name="tag_original"> <div name="selectTagDom" id="selectTagDom"></div> <div name="commonTagDom" id="commonTagDom"></div> </div> </div> <!-- 展示分類模板 --> <script id="classifyTemplate" type="text/x-jsrender"> <option value="{{:id}}">{{:classilyName}}</option> </script> <!-- 普通標簽模板 --> <script id="commonTagTemplate" type="text/x-jsrender"> <div class="form-group"> <label class="col-md-1 control-label pr0">{{:optionName}}</label> <div class="col-md-9"> {{for optionValues}} <label class="checkbox-inline"> {{if checked==true}} <input type="checkbox" checked name='{{: #data.optionId}}' optionid='{{: #data.optionId}}' valueid='{{: #data.id}}'> {{else}} <input type="checkbox" name='{{: #data.optionId}}' optionid='{{: #data.optionId}}' valueid='{{: #data.id}}'/> {{/if}} <span>{{: #data.value}}</span> </label> {{/for}} </div> </div> </script> <!-- 級聯標簽模板 --> <script id="selectTagTemplate" type="text/x-jsrender"> <div class="form-group" id='label_{{:optionId}}' valueid='{{:valueId}}'> <label class="col-md-1 control-label pr0">{{:optionName}}</label> <div class="col-md-9"> {{for optionValues}} <label class="checkbox-inline"> {{if checked==true}} <input type="checkbox" checked name='{{: #data.optionId}}' optionid='{{: #data.optionId}}' valueid='{{: #data.id}}' onclick='goodsClassifyAndSearchTag.getChildSelectOption({{: #data.optionId}}, {{: #data.id}}, this)'> {{else}} <input type="checkbox" name='{{: #data.optionId}}' optionid='{{: #data.optionId}}' valueid='{{: #data.id}}' onclick='goodsClassifyAndSearchTag.getChildSelectOption({{: #data.optionId}}, {{: #data.id}}, this)'/> {{/if}} <span>{{: #data.value}}</span> </label> {{/for}} </div> </div> </script> <!-- 級聯子標簽模板 --> <script id="childOptionTemplate" type="text/x-jsrender"> <div class="form-group" name='label_{{:optionId}}' valueId='{{:valueId}}'> <lable class="col-md-1 control-label pr0">{{:optionName}}</lable> <div class="col-md-9"> {{for optionValues}} <label class="checkbox-inline"> <input type="checkbox" name='{{:#parent.parent.data.optionId}}' optionid='{{: #data.optionId}}' valueid='{{: #data.id}}' onclick='goodsClassifyAndSearchTag.getChildSelectOption({{: #data.optionId}}, {{: #data.id}}, this)'/> <span>{{: #data.value}}</span> </label> {{/for}} </div> </div> </script> <!--展示分類和搜索標簽相關處理js代碼開始--> <script> /** * 展示分類和搜索標簽對象 * @type {{index: {index: number}, getEditClassify: goodsClassifyAndSearchTag."getEditClassify"}} */ var goodsClassifyAndSearchTag = { "index": 1, "getFirstLevelClassify": function () { /** 獲取一級展示類目,新增時父頁面調用入口 **/ var url = '/showClassify/getClassifyByPid?pid=' + 0; var ajaxObj = {url: configJS.hostUrl() + url, async: true, method: "GET"}; commonJS.loading("open"); commonJS.sendAjaxRequest(ajaxObj, function (value) { $("#first_classify").append($("#classifyTemplate").render(value)); }); commonJS.loading("close"); }, "getSecondClassify": function (e) { /** 獲取二級展示類型 **/ $("#second_classify").html("<option value='0'>請選擇</option>"); $("#third_classify").html("<option value='0'>請選擇</option>"); $("#commonTagDom").html(""); $("#selectTagDom").html(""); if($(e).val() == 0){ return; } var url = '/showClassify/getClassifyByPid?pid=' + $(e).val(); var ajaxObj = {url: configJS.hostUrl() + url, async: true, method: "GET"}; commonJS.loading("open"); commonJS.sendAjaxRequest(ajaxObj, function (value) { $("#second_classify").append($("#classifyTemplate").render(value)); }); commonJS.loading("close"); goodsClassifyAndSearchTag.getSearchTag(e); }, "getThirdClassify": function (e) { $("#third_classify").html("<option value='0'>請選擇</option>"); $("#commonTagDom").html(""); $("#selectTagDom").html(""); if($(e).val() == 0){ return; } var url = '/showClassify/getClassifyByPid?pid=' + $(e).val(); var ajaxObj = {url: configJS.hostUrl() + url, async: true, method: "GET"}; commonJS.loading("open"); commonJS.sendAjaxRequest(ajaxObj, function (value) { $("#third_classify").append($("#classifyTemplate").render(value)); }); commonJS.loading("close"); goodsClassifyAndSearchTag.getSearchTag(e); }, "getSearchTag": function (e) { $("#commonTagDom").html(""); $("#selectTagDom").html(""); var classifyId = $(e).val(); if(0 == classifyId){ return; } goodsClassifyAndSearchTag.getClassifyCommonSearchOption(e); goodsClassifyAndSearchTag.getClassifySelectedSearchOption(e); }, "getClassifyCommonSearchOption": function (e) { /** 查詢當前分類的所有普通標簽 **/ var classifyId = $(e).val(); var url = '/searchTag/getCommonOptionByClassifyId?classifyId=' + classifyId; var ajaxObj = {url: configJS.hostUrl() + url, async: true, method: "GET"}; commonJS.loading("open"); commonJS.sendAjaxRequest(ajaxObj, function (value) { $("div[name='commonTagDom']").html($("#commonTagTemplate").render(value)); var commonRadios = $("div[name='commonTagDom']").find("input[type='checkbox']"); $.each(commonRadios, function (n, commonRadio) { var newName = goodsClassifyAndSearchTag.index + "_" + $(commonRadio).attr("name"); $(commonRadio).attr("name", newName); }); }); commonJS.loading("close"); }, "getClassifySelectedSearchOption": function (e) { /** 查詢當前分類的所有一級級聯搜索標簽 **/ var classifyId = $(e).val(); var url = '/searchTag/getSelectedOptionByClassifyId?classifyId=' + classifyId + "&pid=0"; var ajaxObj = {url: configJS.hostUrl() + url, async: true, method: "GET"}; commonJS.loading("open"); commonJS.sendAjaxRequest(ajaxObj, function (value) { $("div[name='selectTagDom']").html($("#childOptionTemplate").render(value)); var selectRadios = $("div[name='selectTagDom']").find("input[type='checkbox']"); $.each(selectRadios, function (n, selectRadio) { var newName = goodsClassifyAndSearchTag.index + "_" + $(selectRadio).attr("name"); $(selectRadio).attr("name", newName); }); }); commonJS.loading("close"); }, "getChildSelectOption": function (parentOptionId, valueId, e) { /** 根據標簽值id獲取下級標簽 **/ var url = '/searchTag/getChildSelectedOptionByValueId?valueId=' + valueId; var ajaxObj = {url: configJS.hostUrl() + url, async: true, method: "GET"}; commonJS.loading("open"); commonJS.sendAjaxRequest(ajaxObj, function (value) { if(value==null||value.length==0){ return; } var parent = $($(e).parents().parents()[1]); if(e.checked){ value[0]['valueId']=valueId; var childHtml = $("#childOptionTemplate").render(value); parent.after(childHtml); }else{ // 先刪除所有后面的兄弟節點 var divs=parent.nextAll('div'); goodsClassifyAndSearchTag.deleteOptionDiv(divs,valueId); } }); commonJS.loading("close"); }, "deleteOptionDiv":function(divs,valueId){ $.each(divs,function(key,obj){ if($(obj).attr("valueid")==valueId){ var inputs=$(obj).find('input'); $.each(inputs,function(key1,obj1){ if(obj1.checked){ goodsClassifyAndSearchTag.deleteOptionDiv(divs,$(obj1).attr('valueid')); } }); $(obj).remove(); } }); }, "getClassifyAndSearchTag": function (showClassifys) {//編輯時回寫搜索標簽,父頁面調用入口 var url = "/standardGroupV2/getClassifyAndSearchTag"; var param = {}; param["showClassifyList"] = showClassifys.showClassifyList; var ajaxObj = {url: configJS.hostUrl() + url, async: true, param: {"showClassifys": JSON.stringify(param)}, method: "POST"}; commonJS.loading("open"); commonJS.sendAjaxRequest(ajaxObj, function (value) { $.each(value, function (n, obj) { var html = $($("#classify_template").html()); var firstLevelHtml = ''; var secondLevelHtml = ''; var thirdLevelHtml = ''; $.each(obj.showClassifyJsons, function (n, val) { if(val.level == 1){ if(val.checked == true){ firstLevelHtml += "<option selected value='"+val.id+"'>"+val.classilyName+"</option>"; }else{ firstLevelHtml += "<option value='"+val.id+"'>"+val.classilyName+"</option>"; } }else if(val.level == 2){ if(val.checked == true){ secondLevelHtml += "<option selected value='"+val.id+"'>"+val.classilyName+"</option>"; }else{ secondLevelHtml += "<option value='"+val.id+"'>"+val.classilyName+"</option>"; } }else if(val.level == 3){ if(val.checked == true){ thirdLevelHtml += "<option selected value='"+val.id+"'>"+val.classilyName+"</option>"; }else{ thirdLevelHtml += "<option value='"+val.id+"'>"+val.classilyName+"</option>"; } } }); $("#first_classify").append(firstLevelHtml); $("#second_classify").append(secondLevelHtml); $("#third_classify").append(thirdLevelHtml); // 加載普通標簽 $("div[name='commonTagDom']").html($("#commonTagTemplate").render(obj.commonTagOptionJsons)); // 加載級聯標簽 $("div[name='selectTagDom']").html($("#selectTagTemplate").render(obj.selectTagOptionJsons)); }); }); commonJS.loading("close"); }, "returnSelectedClassifyAndTag":function () { // 獲取展示分類ID和搜索標簽 var classifyName = ''; var classifyId = $("#third_classify").val(); $.each($("#third_classify").find("option"), function (n, val) { if (val.selected) { classifyName = $(val).html(); } }); if (0 == classifyId) { classifyId = $("#second_classify").val(); $.each($("#second_classify").find("option"), function (n, val) { if (val.selected) { classifyName = $(val).html(); } }); } if (0 == classifyId) { classifyId = $("#first_classify").val(); $.each($("#first_classify").find("option"), function (n, val) { if (val.selected) { classifyName = $(val).html(); } }); } if (0 != classifyId) { var classify = { "classifyId": 0, 'classifyName': '', "searchTags": [] } classify.classifyId = classifyId; classify.classifyName = classifyName; var selectTagDom = $("#selectTagDom"); var commonTagDom = $("#commonTagDom"); var selectTagsEle = selectTagDom.find("input[type='checkbox']"); var commonTagsEle = commonTagDom.find("input[type='checkbox']"); for (var i = 0; i < selectTagsEle.length; i++) { if (selectTagsEle[i].checked) { var searchTag = {}; var optionId = $(selectTagsEle[i]).attr("optionid"); var optionValueId = $(selectTagsEle[i]).attr("valueid"); searchTag.optionId = optionId; searchTag.optionValueId = optionValueId; classify.searchTags.push(searchTag); } } for (var i = 0; i < commonTagsEle.length; i++) { if (commonTagsEle[i].checked) { var searchTag = {}; var optionId = $(commonTagsEle[i]).attr("optionid"); var optionValueId = $(commonTagsEle[i]).attr("valueid"); searchTag.optionId = optionId; searchTag.optionValueId = optionValueId; classify.searchTags.push(searchTag); } } return classify; } } } </script>
調用頁面的HTML文件中該模塊的位置用velocity引用該組件:
#parse("/classify_search_tag.html")
調用頁面的js文件中,調用入口方法即可:
新增調用
$(function () { goodsClassifyAndSearchTag.getFirstLevelClassify();/** 初始化一級展示分類 **/});
編輯調用:
$(function () { goodsClassifyAndSearchTag.getClassifyAndSearchTag("需要的參數");/** 回顯展示類目以及搜索標簽 **/});
獲取選中的返回值:
goodsClassifyAndSearchTag.returnSelectedClassifyAndTag()
感謝閱讀,希望能幫助到大家,謝謝大家對本站的支持!
新聞熱點
疑難解答