<div id="ScrollElement" onscroll="nextElements()"
style="height: 100px; width: 300px; overflow: auto; border: solid 1px black;">
<table id="tableElement" >
<thead>
<tr>
<th>Item Name</th>
</tr>
</thead>
<tbody>
<tr><td>Item</td></tr>
<tr><td>Item</td></tr>
<tr><td>Item</td></tr>
<tr><td>Item</td></tr>
<tr><td>Item</td></tr>
<tr><td>Item</td></tr>
<tr><td>Item</td></tr>
<tr><td>Item</td></tr>
<tr><td>Item</td></tr>
<tr><td>Item</td></tr>
<tr><td>Item</td></tr>
<tr><td>Item</td></tr>
<tr><td>Item</td></tr>
<tr><td>Item</td></tr>
<tr><td>Item</td></tr>
<tr><td>Item</td></tr>
</tbody>
</table>
</div>
<span id='Debug'></span>
Javascriptcode
<script type="text/javascript">
var global_block = false;
var global_counter = 0;
function nextElements()
{
var element = document.getElementById('ScrollElement');
var height = element.scrollHeight;
var scroll = element.scrollTop;
var diff = height - scroll;
document.getElementById('Debug').innerHTML = diff;
if(diff <= 200 && global_block == false)
{
global_block = true;
appendNewElements();
}
}
function appendNewElements()
{
for(var i=0; i<10; i++)
{
global_counter++;
var newListElement = document.createElement('tr');
var tdelement = document.createElement('td');
var newtext=document.createTextNode('Martin' + global_counter);
tdelement.appendChild(newtext);
newListElement.appendChild(tdelement);
//newListElement.innerHTML = 'AppendedItem: ' + global_counter;
var parentElement = document.getElementById('tableElement').getElementsByTagName("TBODY")[0];
parentElement.appendChild(newListElement);
newListElement = null;
tdelement = null;
newtext = null;
parentElement = null;
}
global_block = false;
}
</script>
Anmerkung.
Dieses Basiskonstrukt läuft im sowohl im Internetexplorer (7) als auch im neuesten Chrome.
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