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Moved unload abort code so that the event is only bound if the xhr transport is used. Fixes #5280.

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This commit is contained in:
jaubourg 2011-01-09 22:20:58 +01:00
parent 8c8bd3bf6a
commit 1d1d4fe112
1 changed files with 21 additions and 16 deletions
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37
src/ajax/xhr.js
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@ -10,7 +10,7 @@ var // Next fake timer id
xhrPool = [],
// #5280: see end of file
xhrUnloadAbortMarker = [];
xhrUnloadAbortMarker;
jQuery.ajax.transport( function( s , determineDataType ) {
@ -24,6 +24,26 @@ jQuery.ajax.transport( function( s , determineDataType ) {
send: function(headers, complete) {
// #5280: we need to abort on unload or IE will keep connections alive
if ( ! xhrUnloadAbortMarker ) {
xhrUnloadAbortMarker = [];
jQuery(window).bind( "unload" , function() {
// Abort all pending requests
jQuery.each(xhrs, function(_, xhr) {
if ( xhr.onreadystatechange ) {
xhr.onreadystatechange( xhrUnloadAbortMarker );
}
});
// Reset polling structure to be safe
xhrs = {};
});
}
var xhr = xhrPool.pop() || s.xhr(),
handle;
@ -178,19 +198,4 @@ jQuery.ajax.transport( function( s , determineDataType ) {
}
});
// #5280: we need to abort on unload or IE will keep connections alive
jQuery(window).bind( "unload" , function() {
// Abort all pending requests
jQuery.each(xhrs, function(_, xhr) {
if ( xhr.onreadystatechange ) {
xhr.onreadystatechange( xhrUnloadAbortMarker );
}
});
// Resest polling structure to be safe
xhrs = {};
});
})( jQuery );