• easyui datagrid表格最后一行添加合计


    1.

    $.extend($.fn.datagrid.methods, {
    	    statistics: function(jq) {
    	        var opt = $(jq).datagrid('options').columns;
    	        var rows = $(jq).datagrid("getRows");
    	        var footer = new Array();
    	        footer['sum'] = "";
    	        for (var i = 0; i < opt[0].length; i++) {
    	            if (opt[0][i].sum) {
    	                footer['sum'] = footer['sum'] + sum(opt[0][i].field, 1) + ',';
    	            }
    	        }
    	        var footerObj = new Array();
    	        if (footer['sum'] != "") {
    	            var tmp = '{' + footer['sum'].substring(0, footer['sum'].length - 1) + "}";
    	            var obj = eval('(' + tmp + ')');
    	            if (obj[opt[0][0].field] == undefined) {
    	                footer['sum'] += '"' + opt[0][0].field + '":"<b>合计:</b>"';//第0列显示为合计
    	                obj = eval('({' + footer['sum'] + '})');
    	            } else {
    	                obj[opt[0][0].field] = "<b>合计:</b>" + obj[opt[0][0].field];
    	            }
    	            footerObj.push(obj);
    	        }
    	        if (footerObj.length > 0) {
    	            $(jq).datagrid('reloadFooter', footerObj);
    	        }
    	        function sum(filed) {
    	            var sumNum = 0;
    	            var str = "";
    	            for (var i = 0; i < rows.length; i++) {
    	                var num = rows[i][filed];
    	                sumNum += Number(num);
    	            }
    	            return '"' + filed + '":"' + sumNum.toFixed(2) + '"';
    	        }
    	    }
    	});
    

      

      /* 商品列表  */
        var posid = {$data.posid};
    	objs.datagrid = $("#datagrid").datagrid({
    		url : CONFIG.getGoodsListurl,
    		toolbar : '#toolbar', 
    		fit : true, 
    		border : false, 
    		striped : true, 
    		loadMsg : '正在加载数据,请稍后...',
    		rownumbers : true, 
    		singleSelect:true,
    		pagination:false,
    		pageSize:20,
    		showFooter:true,  
    		onClickRow: onClickRow,
    		columns : [CONFIG.COLUMNS],
    	 	queryParams: {
    			posid:posid
    		},
    		onLoadSuccess:function (data){
    			$('#datagrid').datagrid('statistics');
    			$(this).datagrid('unselectAll');
    			$(this).datagrid('selectRow',0);
    		}
    	});
    	
    

      

    CONFIG.COLUMNS = [{
    	field : 'code',
    	title : '{:L("商品编号")}',
    	width : 100,
    	align : 'right'
    },{
    	field : 'mgname',
    	title : '{:L("商品名称")}',
    	width : 180
    },{
    	field : 'specname',
    	title : '{:L("规格")}',
    	width : 150,
    },{
    	field : 'mgtname',
    	title : '{:L("分类")}',
    	width : 170,
    },{
    	field : 'dhprice',
    	title : '{:L("单价")}',
    	width : 100,
    	align : 'right'
    },{
    	field : 'goodsno',
    	title : '{:L("订货数量")}',
    	width : 120,
    	sum   : true,
    	align : 'right'
    },{
    	field : 'qgoodsno',
    	title : '{:L("配送数量")}',
    	width : 100,
    	editor:{
    		type:'numberbox',
    		options:{
    			max:999999.99,
    			precision:2,
    			min:0
    		}
    	}
    },{
    	field : 'dhunit',
    	title : '{:L("出入库单位")}',
    	width : 120
    },{
    	field : 'tprice',
    	title : '{:L("小计")}',
    	width : 120,
    	sum   : true,
    	align : 'right'
    },{
    	field : 'remarks',
    	title : '{:L("备注")}',
    	width : 150,
    }];
    

      

    /* 启用可编辑表格*/
    	var editIndex = undefined;
    	function onClickRow(index){
    		if (editIndex == index)return false;
    		if (endEditing()){
    			objs.datagrid.datagrid('selectRow', index).datagrid('beginEdit', index);
    			editIndex = index;
    		} else {
    			objs.datagrid.datagrid('selectRow', editIndex);
    		}
    	}
    	
    	/* 完成可编辑*/
    	function endEditing(){
    		if(editIndex == undefined){return true;}
    		if(objs.datagrid.datagrid('validateRow', editIndex)){
    			objs.datagrid.datagrid('endEdit', editIndex);
    			editIndex = undefined;
    			return true;
    		}else {
    			return false;
    		}
    	}
    

      

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  • 原文地址:https://www.cnblogs.com/cnn2017/p/8876620.html
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