diff options
Diffstat (limited to 'webapps/qooxdoo-0.6.5-sdk/frontend/framework/source/class/qx/net/HttpRequest.js')
-rw-r--r-- | webapps/qooxdoo-0.6.5-sdk/frontend/framework/source/class/qx/net/HttpRequest.js | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/webapps/qooxdoo-0.6.5-sdk/frontend/framework/source/class/qx/net/HttpRequest.js b/webapps/qooxdoo-0.6.5-sdk/frontend/framework/source/class/qx/net/HttpRequest.js new file mode 100644 index 0000000000..66849b7cf5 --- /dev/null +++ b/webapps/qooxdoo-0.6.5-sdk/frontend/framework/source/class/qx/net/HttpRequest.js @@ -0,0 +1,88 @@ +/* ************************************************************************ + + qooxdoo - the new era of web development + + http://qooxdoo.org + + Copyright: + 2004-2007 1&1 Internet AG, Germany, http://www.1and1.org + + License: + LGPL: http://www.gnu.org/licenses/lgpl.html + EPL: http://www.eclipse.org/org/documents/epl-v10.php + See the LICENSE file in the project's top-level directory for details. + + Authors: + * Sebastian Werner (wpbasti) + * Andreas Ecker (ecker) + +************************************************************************ */ + +/* ************************************************************************ + + +************************************************************************ */ + +qx.OO.defineClass("qx.net.HttpRequest"); + +/** + * Return a new XMLHttpRequest object suitable for the client browser. + * + * TODO: extract detection of MSXML version (run once) + * + * @return {HttpRequest} + */ +qx.Class.create = function() { return null }; + +if (window.XMLHttpRequest) +{ + qx.Class.create = function() + { + return new XMLHttpRequest; + }; +} +else if (window.ActiveXObject) +{ + qx.Class.create = function() + { + /* + According to information on the Microsoft XML Team's WebLog + it is recommended to check for availability of MSXML versions 6.0 and 3.0. + Other versions are included for completeness, 5.0 is excluded as it is + "off-by-default" in IE7 (which could trigger a goldbar). + + http://blogs.msdn.com/xmlteam/archive/2006/10/23/using-the-right-version-of-msxml-in-internet-explorer.aspx + http://msdn.microsoft.com/library/default.asp?url=/library/en-us/xmlsdk/html/aabe29a2-bad2-4cea-8387-314174252a74.asp + + MSXML 3 is preferred over MSXML 6 because the IE7 native XMLHttpRequest returns + a MSXML 3 document and so does not properly work with other types of xml documents. + */ + var vServers = + [ + "MSXML2.XMLHTTP.3.0", + "MSXML2.XMLHTTP.6.0", + "MSXML2.XMLHTTP.4.0", + "MSXML2.XMLHTTP", // v3.0 + "Microsoft.XMLHTTP" // v2.x + ]; + + var vObject; + var vServer; + + for (var i=0, l=vServers.length; i<l; i++) + { + vServer = vServers[i]; + + try + { + vObject = new ActiveXObject(vServer); + break; + } + catch(ex) + { + vObject = null; + } + } + return vObject + }; +} |