Mercurial > public > sg101
diff media/js/jquery-autocomplete/lib/jquery.ajaxQueue.js @ 45:a5b4c5ce0658
Breaking down and controlling all media files, including javascript libraries.
author | Brian Neal <bgneal@gmail.com> |
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date | Fri, 19 Jun 2009 03:16:03 +0000 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/media/js/jquery-autocomplete/lib/jquery.ajaxQueue.js Fri Jun 19 03:16:03 2009 +0000 @@ -0,0 +1,116 @@ +/** + * Ajax Queue Plugin + * + * Homepage: http://jquery.com/plugins/project/ajaxqueue + * Documentation: http://docs.jquery.com/AjaxQueue + */ + +/** + +<script> +$(function(){ + jQuery.ajaxQueue({ + url: "test.php", + success: function(html){ jQuery("ul").append(html); } + }); + jQuery.ajaxQueue({ + url: "test.php", + success: function(html){ jQuery("ul").append(html); } + }); + jQuery.ajaxSync({ + url: "test.php", + success: function(html){ jQuery("ul").append("<b>"+html+"</b>"); } + }); + jQuery.ajaxSync({ + url: "test.php", + success: function(html){ jQuery("ul").append("<b>"+html+"</b>"); } + }); +}); +</script> +<ul style="position: absolute; top: 5px; right: 5px;"></ul> + + */ +/* + * Queued Ajax requests. + * A new Ajax request won't be started until the previous queued + * request has finished. + */ + +/* + * Synced Ajax requests. + * The Ajax request will happen as soon as you call this method, but + * the callbacks (success/error/complete) won't fire until all previous + * synced requests have been completed. + */ + + +(function($) { + + var ajax = $.ajax; + + var pendingRequests = {}; + + var synced = []; + var syncedData = []; + + $.ajax = function(settings) { + // create settings for compatibility with ajaxSetup + settings = jQuery.extend(settings, jQuery.extend({}, jQuery.ajaxSettings, settings)); + + var port = settings.port; + + switch(settings.mode) { + case "abort": + if ( pendingRequests[port] ) { + pendingRequests[port].abort(); + } + return pendingRequests[port] = ajax.apply(this, arguments); + case "queue": + var _old = settings.complete; + settings.complete = function(){ + if ( _old ) + _old.apply( this, arguments ); + jQuery([ajax]).dequeue("ajax" + port );; + }; + + jQuery([ ajax ]).queue("ajax" + port, function(){ + ajax( settings ); + }); + return; + case "sync": + var pos = synced.length; + + synced[ pos ] = { + error: settings.error, + success: settings.success, + complete: settings.complete, + done: false + }; + + syncedData[ pos ] = { + error: [], + success: [], + complete: [] + }; + + settings.error = function(){ syncedData[ pos ].error = arguments; }; + settings.success = function(){ syncedData[ pos ].success = arguments; }; + settings.complete = function(){ + syncedData[ pos ].complete = arguments; + synced[ pos ].done = true; + + if ( pos == 0 || !synced[ pos-1 ] ) + for ( var i = pos; i < synced.length && synced[i].done; i++ ) { + if ( synced[i].error ) synced[i].error.apply( jQuery, syncedData[i].error ); + if ( synced[i].success ) synced[i].success.apply( jQuery, syncedData[i].success ); + if ( synced[i].complete ) synced[i].complete.apply( jQuery, syncedData[i].complete ); + + synced[i] = null; + syncedData[i] = null; + } + }; + } + return ajax.apply(this, arguments); + }; + +})(jQuery); \ No newline at end of file