Search results

Row and cell customization in JavaScript (ES5) TreeGrid control

In Tree Grid we can customize the row and cell using queryCellInfo and rowDataBound events of Tree Grid.

In the below demo, we customize and show the command buttons only for the parent rows using queryCellInfo and rowDataBound events of Tree Grid.

Source
Preview
index.js
index.css
index.html
ej.treegrid.TreeGrid.Inject(ej.treegrid.CommandColumn);

var treeGrid = new ej.treegrid.TreeGrid({
  dataSource: window.sampleData,
  childMapping: "subtasks",
  treeColumnIndex: 1,
  height: 280,
  rowDataBound: rowDataBound,
  queryCellInfo: queryCellInfo,
  columns: [
    { field: "taskID", headerText: "Task ID", isPrimaryKey: true, width: 80, textAlign: "Right" },
    { field: "taskName", headerText: "Task Name", width: 200 },
    { field: "startDate", headerText: "Start Date", textAlign: "Right", width: 90,
      format: { skeleton: "yMd", type: "date" } },
    { field: "endDate", headerText: "End Date", textAlign: "Right", width: 90,
     format: { skeleton: "yMd", type: "date" } },
    { field: "duration", headerText: "Duration", textAlign: "Right", width: 90 },
    { field: "progress", headerText: "Progress", width: 90 },
    { headerText: "Commands", width: 120,
      commands: [
        {
          buttonOption: {
            content: "Details",
            cssClass: "e-flat"
          }
        }
      ]
    }
  ]
});
treeGrid.appendTo("#TreeGrid");
function rowDataBound(args) {
  if (!args.data.hasChildRecords) {
    args.row.style.backgroundColor = "green";
  }
}
function queryCellInfo(args) {
  if (!args.data.hasChildRecords) {
    if (args.cell.classList.contains("e-unboundcell")) {
      args.cell.querySelector(".e-unboundcelldiv").style.display = "none";
    }
  }
}
#container {
    visibility: hidden;
}

#loader {
  color: #008cff;
  font-family: 'Helvetica Neue','calibiri';
  font-size: 14px;
  height: 40px;
  left: 45%;
  position: absolute;
  top: 45%;
  width: 30%;
}
<!DOCTYPE html><html lang="en"><head>
    <title>EJ2 Grid</title>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta name="description" content="Typescript Grid Control">
    <meta name="author" content="Syncfusion">
    <link href="index.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/ej2-base/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/ej2-grids/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/ej2-treegrid/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/ej2-buttons/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/ej2-popups/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/ej2-navigations/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/ej2-dropdowns/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/ej2-lists/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/ej2-inputs/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/ej2-calendars/styles/material.css" rel="stylesheet">
    
    
    
    <link href="//cdn.syncfusion.com/ej2/ej2-splitbuttons/styles/material.css" rel="stylesheet">
    
    
    
    
<script src="https://cdn.syncfusion.com/ej2/dist/ej2.min.js" type="text/javascript"></script>
<script src="es5-datasource.js" type="text/javascript"></script>
</head>
<body>
    
    <div id="container">
        <div id="TreeGrid"></div>        
    </div>

<script>
var ele = document.getElementById('container');
if(ele) {
    ele.style.visibility = "visible";
 }   
        </script>
<script src="index.js" type="text/javascript"></script>
</body></html>