Benutzer:Wizard23/monobook.js: Unterschied zwischen den Versionen
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Zur Navigation springenZur Suche springen| (2 dazwischenliegende Versionen desselben Benutzers werden nicht angezeigt) | |||
| Zeile 1: | Zeile 1: | ||
| − | // taken from | + | // based on a simple ajax example taken from: |
// http://www.sitepoint.com/article/remote-scripting-ajax | // http://www.sitepoint.com/article/remote-scripting-ajax | ||
| Zeile 13: | Zeile 13: | ||
function init() | function init() | ||
{ | { | ||
| − | |||
| − | |||
| − | |||
metaStateTag = document.getElementById("metalab_state_23"); | metaStateTag = document.getElementById("metalab_state_23"); | ||
| − | if (metaStateTag | + | if (metaStateTag != null) { |
| − | |||
| − | |||
| − | |||
requestLabText(); | requestLabText(); | ||
} | } | ||
return true; | return true; | ||
} | } | ||
| − | |||
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| Zeile 50: | Zeile 42: | ||
return false; | return false; | ||
} | } | ||
| + | } | ||
| + | try { | ||
| + | requester.onreadystatechange = onreadystatechange_requestLabText | ||
| + | requester.open("GET", "/metasense/status.txt"); | ||
| + | requester.send(null); | ||
| + | } | ||
| + | catch (error) | ||
| + | { | ||
} | } | ||
| − | |||
| − | |||
| − | |||
| − | |||
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| − | |||
return true; | return true; | ||
} | } | ||
| − | |||
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| Zeile 79: | Zeile 71: | ||
// IE returns a status code of 0 on some occasions, so ignore this case | // IE returns a status code of 0 on some occasions, so ignore this case | ||
else if (requester.status != 0) | else if (requester.status != 0) | ||
| − | { | + | { |
| − | alert("There was an error while retrieving the URL: " + requester.statusText); | + | //alert("There was an error while retrieving the URL: " + requester.statusText); |
} | } | ||
} | } | ||
| Zeile 90: | Zeile 82: | ||
return true; | return true; | ||
} | } | ||
| − | |||
/* Update users details after data is retrieved via XMLHR */ | /* Update users details after data is retrieved via XMLHR */ | ||
| − | function writeDetails() | + | function writeDetails() { |
| − | + | metaStateTag.innerHTML = requester.responseText; | |
| − | { | ||
| − | |||
| − | |||
| − | |||
| − | |||
| − | |||
| − | metaStateTag. | ||
return true; | return true; | ||
| − | |||
} | } | ||
Aktuelle Version vom 9. Juli 2006, 18:44 Uhr
// based on a simple ajax example taken from:
// http://www.sitepoint.com/article/remote-scripting-ajax
var requester = null;
var formRequester = null;
var metaStateTag = null;
window.onload = init;
/* Initialisation for JS capable browsers */
function init()
{
metaStateTag = document.getElementById("metalab_state_23");
if (metaStateTag != null) {
requestLabText();
}
return true;
}
function requestLabText()
{
if (requester != null && requester.readyState != 0 && requester.readyState != 4)
{
requester.abort();
}
try
{
requester = new XMLHttpRequest();
}
catch (error)
{
try
{
requester = new ActiveXObject("Microsoft.XMLHTTP");
}
catch (error)
{
requester = null;
return false;
}
}
try {
requester.onreadystatechange = onreadystatechange_requestLabText
requester.open("GET", "/metasense/status.txt");
requester.send(null);
}
catch (error)
{
}
return true;
}
/* Execute the action which has been associated with the completion of this object */
function onreadystatechange_requestLabText()
{
// If XMLHR object has finished retrieving the data
if (requester.readyState == 4)
{
// If the data was retrieved successfully
try
{
if (requester.status == 200)
{
writeDetails();
}
// IE returns a status code of 0 on some occasions, so ignore this case
else if (requester.status != 0)
{
//alert("There was an error while retrieving the URL: " + requester.statusText);
}
}
catch (error)
{
}
}
return true;
}
/* Update users details after data is retrieved via XMLHR */
function writeDetails() {
metaStateTag.innerHTML = requester.responseText;
return true;
}
