Spreadsheet Headers
Nested headers
The JSS spreadsheet implements nested headers natively though the directive nestedHeaders
Programmatically Header Updates
There are a few options to allow the user to interact with the header titles. Using the contextMenu over the desired header, by pressing an selected header and holding the click for 500ms, or via javascript.
<html>
<script src="https://jspreadsheet.com/v5/jspreadsheet.js"></script>
<script src="https://jsuites.net/v5/jsuites.js"></script>
<link rel="stylesheet" href="https://jsuites.net/v5/jsuites.css" type="text/css" />
<link rel="stylesheet" href="https://jspreadsheet.com/v5/jspreadsheet.css" type="text/css" />
<div id="spreadsheet"></div>
<script>
let data = [
['BR', 'Cheese', 1],
['CA', 'Apples', 0],
['US', 'Carrots', 1],
['GB', 'Oranges', 0],
];
let table = jspreadsheet(document.getElementById('spreadsheet'), {
data:data,
columns: [
{
type: 'autocomplete',
title: 'Country',
width: '300',
url: '/jspreadsheet/countries'
},
{
type: 'dropdown',
title: 'Food',
width: '150',
source: ['Apples','Bananas','Carrots','Oranges','Cheese']
},
{
type: 'checkbox',
title: 'Stock',
width:'100'
},
],
nestedHeaders:[
[
{
title: 'Supermarket information',
colspan: '3',
},
],
[
{
title: 'Location',
colspan: '1',
},
{
title: ' Other Information',
colspan: '2'
}
],
],
columnDrag:true,
license: '39130-64ebc-bd98e-26bc4',
});
document.getElementById("setbtn").onclick = () => table.setHeader(document.getElementById('col').value)
document.getElementById("getbtn").onclick = () => alert(table.getHeader(document.getElementById('col').value))
</script>
<br/><select id='col'>
<option value="0">Column 0</option>
<option value="1">Column 1</option>
<option value="2">Column 2</option>
</select>
<input type='button' value='Set' id="setbtn"/>
<input type='button' value='Get' id="getbtn"/>
</html>
Programmatically Update Nested Headers
| Method | Description |
|---|---|
| updateNestedHeader = function(x, y, properties) | Update the colspan, rowspan or title from the one nestedHeader coordinates (x, y) |