DevExtreme学习笔记(一) DataGrid中js分析
1.overview
js采用
$(function() {
$("#gridContainer").dxDataGrid({
dataSource: {
store: {
type: "odata",
url: "https://js.devexpress.com/Demos/SalesViewer/odata/DaySaleDtoes",
beforeSend: function(request) {//请求参数
request.params.startDate = "2018-05-10";
request.params.endDate = "2018-05-15";
}
}
},
paging: {
pageSize: 10//当前分页数
},
pager: {
showPageSizeSelector: true,
allowedPageSizes: [10, 25, 50, 100]
},
remoteOperations: false,
searchPanel: {
visible: true,
highlightCaseSensitive: true
},
groupPanel: { visible: true },
grouping: {
autoExpandAll: false
},
allowColumnReordering: true,
rowAlternationEnabled: true,
showBorders: true,
columns: [
{
dataField: "Product",
groupIndex: 0
},
{
dataField: "Amount",
caption: "Sale Amount",//标题
dataType: "number",//数字类型
format: "currency",//符号美元
alignment: "right",
},
{
dataField: "Discount",
caption: "Discount %",
dataType: "number",//数字类型
format: "percent",//符号%
alignment: "right",
allowGrouping: false,
cellTemplate: discountCellTemplate,//设置参数变量
cssClass: "bullet"//冒泡
},
{
dataField: "SaleDate",
dataType: "date"
},
{
dataField: "Region",
dataType: "string"
},
{
dataField: "Sector",
dataType: "string",
},
{
dataField: "Channel",
dataType: "string",
},
{
dataField: "Customer",
dataType: "string",
width: 150
}
],
onContentReady: function(e) {
if(!collapsed) {
collapsed = true;
e.component.expandRow(["EnviroCare"]);
}
}
});
});
var discountCellTemplate = function(container, options) {
$("<div/>").dxBullet({
onIncidentOccurred: null,
size: {
width: 150,
height: 35
},
margin: {
top: 5,
bottom: 0,
left: 5
},
showTarget: false,
showZeroLevel: true,
value: options.value * 100,
startScaleValue: 0,
endScaleValue: 100,
tooltip: {
enabled: true,
font: {
size: 18
},
paddingTopBottom: 2,
customizeTooltip: function() {
return { text: options.text };
},
zIndex: 5
}
}).appendTo(container);
};
var collapsed = false;
js引用
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script>
<script>window.jQuery || document.write(decodeURIComponent('%3Cscript src="js/jquery.min.js"%3E%3C/script%3E'))</script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/cldrjs/0.4.4/cldr.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/cldrjs/0.4.4/cldr/event.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/cldrjs/0.4.4/cldr/supplemental.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/cldrjs/0.4.4/cldr/unresolved.min.js"></script>
<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/globalize/1.1.1/globalize.min.js"></script>
<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/globalize/1.1.1/globalize/message.min.js"></script>
<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/globalize/1.1.1/globalize/number.min.js"></script>
<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/globalize/1.1.1/globalize/currency.min.js"></script>
<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/globalize/1.1.1/globalize/date.min.js"></script>
<link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/19.1.4/css/dx.common.css" />
<link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/19.1.4/css/dx.light.css" />
<script src="https://cdn3.devexpress.com/jslib/19.1.4/js/dx.all.js"></script>
<link rel="stylesheet" type="text/css" href="styles.css" />
<body class="dx-viewport">
<div class="demo-container">
<div id="gridContainer"></div>
</div>
</body>
