Demo - Responsive Layouts

This FlexGrid shows all columns on large devices, and only a summary column on small devices.

by Emmanuel Garcia

HTML

<link rel="stylesheet" href="http://maxcdn.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap.min.css">
<link rel="stylesheet" href="https://cdn.grapecity.com/wijmo/5.latest/styles/wijmo.min.css">
<script src="https://cdn.grapecity.com/wijmo/5.latest/controls/wijmo.min.js"></script>
<script src="https://cdn.grapecity.com/wijmo/5.latest/controls/wijmo.grid.min.js"></script>
<div class="container">

  <h1>Responsive Layouts</h1>

  <p>
    This FlexGrid shows all columns on large devices, 
    and only one summary column on devices with
    narrow screens:</p>
  <div id="theGrid"></div>

</div>

CSS

/* set grid height */
.wj-flexgrid {
    height: 350px;
    -moz-user-select: none;
}
/* disable alternating rows */
.wj-alt:not(.wj-header):not(.wj-group):not(.wj-state-selected):not(.wj-state-multi-selected) {
    background: #fff;
}
/* format detail cells */
.item-header {
    font-weight: bold;
    font-size: 150%;    
}
.item-detail {
    margin-left: 12px;
}

JavaScript

window.onload = function() {

	// create the grid
  var theGrid = new wijmo.grid.FlexGrid('#theGrid', {
  	autoGenerateColumns: false,
    headersVisibility: 'Column',
    columns: [
			{ header: "Company", isReadOnly: true, visible: false, allowDragging: false, width: "*" },
			{ header: "Company Name", binding: "CompanyName", width: "20*" },
      { header: "Contact Name", binding: "ContactName", width: "15*" },
      { header: "Contact Title", binding: "ContactTitle", width: "20*" },
      { header: "Address", binding: "Address", width: "20*" },
      { header: "City", binding: "City", width: "10*" },
      { header: "Country", binding: "Country", width: "15*" }
		],
		formatItem: function (s, e) { // show company summary on narrow layout
			if (e.panel == s.cells && e.col == 0) {
				var html = wijmo.format('<div class="item-header">{CompanyName}</div>' +
					'<div class="item-detail">{ContactName}, {ContactTitle}</div>' +
          '<div class="item-detail">{Address}, {City}, {Country}</div>',
          s.rows[e.row].dataItem);
				e.cell.innerHTML = html;
			}
		}
	});
    
	// store default row height
  var defaultRowHeight = theGrid.rows.defaultSize;

  // make it responsive
  theGrid.addEventListener(window, 'resize', updateGridLayout);
  function updateGridLayout() {

		// show/hide columns
    var narrow = theGrid.hostElement.clientWidth < 600;
    theGrid.columns.forEach(function(col) {
    	col.visible = col.index == 0 ? narrow : !narrow;
    });

		// make rows taller on phone layout
    theGrid.rows.defaultSize = defaultRowHeight * (narrow ? 3 : 1);

		// hide column headers on narrow layouts
    theGrid.headersVisibility = narrow ? 'None' : 'Column';
	}
   
	// get some data
  wijmo.httpRequest('http://services.odata.org/Northwind/Northwind.svc/Customers?$format=json', {
  	success: function (xhr) {
    	var response = JSON.parse(xhr.responseText);
    	theGrid.itemsSource = response.value;
    	updateGridLayout();
		}
	});

}