grid = $("#datagrid").treegrid({ url:'${ctx}/ajj/risk/riskPoint/getTreeList.haze', lines: false, idField:'id', treeField:'name', fit:true, rownumbers: false, pagination : false, nowrap:true, animate:true, fitColumns:true, singleSelect:true, onBeforeLoad:function(row,param){ if(param.id != null){ param.parentId = param.id; param.id = null; } }, onBeforeExpand:function (row) { var num = 0; row.children; if(row.children.length > 0){ for(var i = 0; i < row.children.length; i++){ var r = row.children[i]; if(r.dangerSourceNum != null && r.dangerSourceNum != ""){ num += parseInt(r.dangerSourceNum); } } row.dangerSourceNum = num; $('[node-id='+row.id+']').find('[field="dangerSourceNum"]').find('div').find('span').remove(); var val='<span style="background-color: #47a447;padding:3px 1px 3px 1px;display:inline-block;text-align:center;border-radius:4px;width:80px;line-height:18px;"><font color="white">已辨识('+num+')</font></span>'; $('[node-id='+row.id+']').find('[field="dangerSourceNum"]').find('div').append(val); } // mergeCell(row, "name");//传入row和列的名称 // mergeCell_1(row, "name", "orgName");//传入row和列的名称 // mergeCell_1(row, "name", "riskGrade");//传入row和列的名称 //mergeCell(row, "gridOp");//传入row和列的名称 //mergeCell_1(row, "name", "gridOp");//传入row和列的名称 return true; }, onLoadSuccess:function(row, data){ removeTreeIcon(); $.each(data, function(i, val) { $("#datagrid").treegrid("expandAll", data[i].id); }); $.each(data, function(i, val) { $("#datagrid").treegrid("collapseAll", data[i].id); }); }, queryParams:{ name:name, orgId:orgId, typeId:typeId, riskGrade:riskGrade } }); 如何提高这串代码的加载效率