I use this code to get the td's editable How to make HTML table "Excel-like" editable for multiple cells, ie simultaneous copy-paste features?
Now I'm trying to add a new row as the tab key is entered on the last td.
HTML:
<table width="100%" id="table" class="table" border="1" cellpadding="0" cellspacing="0">
<tr>
<td><div contenteditable>Some Text over here</div></td>
<td><div contenteditable>Some Text over here</div></td>
<td><div contenteditable>Some Text over here</div></td>
<td><div contenteditable>Some Text over here</div></td>
</tr>
<tr>
<td><div contenteditable>Some Text over here</div></td>
<td><div contenteditable>Some Text over here</div></td>
<td><div contenteditable>Some Text over here</div></td>
<td><div contenteditable>Some Text over here</div></td>
</tr>
</table>
Javscript:
function init()
{
var tables = document.getElementsByClassName("table");
var i;
for (i = 0; i < tables.length; i++)
{
makeTableEditable(tables[i]);
}
}
function makeTableEditable(table)
{
var rows = table.rows;
var r;
for (r = 0; r < rows.length; r++)
{
var cols = rows[r].cells;
var c;
for (c = 0; c < cols.length; c++)
{
var cell = cols[c];
var listener = makeEditListener(table, r, c);
cell.addEventListener("input", listener, false);
}
}
}
function makeEditListener(table, row, col)
{
return function(event)
{
var cell = getCellElement(table, row, col);
var text = cell.innerHTML.replace(/<br>$/, '');
var items = split(text);
if (items.length === 1)
{
// Text is a single element, so do nothing.
// Without this each keypress resets the focus.
return;
}
var i;
var r = row;
var c = col;
for (i = 0; i < items.length && r < table.rows.length; i++)
{
cell = getCellElement(table, r, c);
cell.innerHTML = items[i]; // doesn't escape HTML
c++;
if (c === table.rows[r].cells.length)
{
r++;
c = 0;
}
}
cell.focus();
};
}
function getCellElement(table, row, col)
{
// assume each cell contains a div with the text
return table.rows[row].cells[col].firstChild;
}
function split(str)
{
// use comma and whitespace as delimiters
return str.split(/,|\s|<br>/);
}
init();
$('td:last-child div').keydown(function(e) {
console.log('keyup called');
var code = e.keyCode || e.which;
if (code == '9') {
// var table=document.getElementById("table");
//table.insertRow(0);
alert('Pressed');
return false;
}
});
The tab key works because it alerts as you tab after the last-child. But I dont know why the insertRow isn't working. Got it from here http://www.w3schools.com/jsref/met_table_insertrow.asp
Any help or suggestions will be appreciated!
use the focus event with a callback
$(document).ready(function(){
$(document).on("focus",'#table tr:last-child td:last-child',function() {
//append the new row here.
var table = $("#table");
table.append('<tr>\
<td><div contenteditable>Some Text over here</div></td>\
<td><div contenteditable>Some Text over here</div></td>\
<td><div contenteditable>Some Text over here</div></td>\
<td><div contenteditable>Some Text over here</div></td>\
</tr>');
});
});
the \\ are for doing multiline javascript strings.
Instead of doing a long string you could also do:
var row = jQuery('<tr></tr>');
var numCols = 4;
for(var i=0; i<numCols; i++) {
var col = jQuery('<td></td>');
var div = jQuery('<div contenteditable></div>');
col.append(div);
row.append(col);
}
Here the pure javascript code for adding a new row in table
var row = table.insertRow(0);
var cell1=row.insertCell(0);
var cell2=row.insertCell(1);
var cell3=row.insertCell(2);
var cell4=row.insertCell(3);
cell1.innerHTML="<div contenteditable>Some Text over here</div>";
cell2.innerHTML="<div contenteditable>Some Text over here</div>";
cell3.innerHTML="<div contenteditable>Some Text over here</div>";
cell4.innerHTML="<div contenteditable>Some Text over here</div>";
You can refer http://www.w3schools.com/jsref/tryit.asp?filename=tryjsref_table_insertrow
The technical post webpages of this site follow the CC BY-SA 4.0 protocol. If you need to reprint, please indicate the site URL or the original address.Any question please contact:yoyou2525@163.com.