--- /dev/null
+/*!
+ * Ext JS Library 3.0.0
+ * Copyright(c) 2006-2009 Ext JS, LLC
+ * licensing@extjs.com
+ * http://www.extjs.com/license
+ */
+/*\r
+ Queue Plug-in\r
+ \r
+ Features:\r
+ *Adds a cancelQueue() method for cancelling the entire queue.\r
+ *All queued files are uploaded when startUpload() is called.\r
+ *If false is returned from uploadComplete then the queue upload is stopped.\r
+ If false is not returned (strict comparison) then the queue upload is continued.\r
+ *Adds a QueueComplete event that is fired when all the queued files have finished uploading.\r
+ Set the event handler with the queue_complete_handler setting.\r
+ \r
+ */\r
+\r
+var SWFUpload;\r
+if (typeof(SWFUpload) === "function") {\r
+ SWFUpload.queue = {};\r
+ \r
+ SWFUpload.prototype.initSettings = (function (oldInitSettings) {\r
+ return function () {\r
+ if (typeof(oldInitSettings) === "function") {\r
+ oldInitSettings.call(this);\r
+ }\r
+ \r
+ this.queueSettings = {};\r
+ \r
+ this.queueSettings.queue_cancelled_flag = false;\r
+ this.queueSettings.queue_upload_count = 0;\r
+ \r
+ this.queueSettings.user_upload_complete_handler = this.settings.upload_complete_handler;\r
+ this.queueSettings.user_upload_start_handler = this.settings.upload_start_handler;\r
+ this.settings.upload_complete_handler = SWFUpload.queue.uploadCompleteHandler;\r
+ this.settings.upload_start_handler = SWFUpload.queue.uploadStartHandler;\r
+ \r
+ this.settings.queue_complete_handler = this.settings.queue_complete_handler || null;\r
+ };\r
+ })(SWFUpload.prototype.initSettings);\r
+\r
+ SWFUpload.prototype.startUpload = function (fileID) {\r
+ this.queueSettings.queue_cancelled_flag = false;\r
+ this.callFlash("StartUpload", [fileID]);\r
+ };\r
+\r
+ SWFUpload.prototype.cancelQueue = function () {\r
+ this.queueSettings.queue_cancelled_flag = true;\r
+ this.stopUpload();\r
+ \r
+ var stats = this.getStats();\r
+ while (stats.files_queued > 0) {\r
+ this.cancelUpload();\r
+ stats = this.getStats();\r
+ }\r
+ };\r
+ \r
+ SWFUpload.queue.uploadStartHandler = function (file) {\r
+ var returnValue;\r
+ if (typeof(this.queueSettings.user_upload_start_handler) === "function") {\r
+ returnValue = this.queueSettings.user_upload_start_handler.call(this, file);\r
+ }\r
+ \r
+ // To prevent upload a real "FALSE" value must be returned, otherwise default to a real "TRUE" value.\r
+ returnValue = (returnValue === false) ? false : true;\r
+ \r
+ this.queueSettings.queue_cancelled_flag = !returnValue;\r
+\r
+ return returnValue;\r
+ };\r
+ \r
+ SWFUpload.queue.uploadCompleteHandler = function (file) {\r
+ var user_upload_complete_handler = this.queueSettings.user_upload_complete_handler;\r
+ var continueUpload;\r
+ \r
+ if (file.filestatus === SWFUpload.FILE_STATUS.COMPLETE) {\r
+ this.queueSettings.queue_upload_count++;\r
+ }\r
+\r
+ if (typeof(user_upload_complete_handler) === "function") {\r
+ continueUpload = (user_upload_complete_handler.call(this, file) === false) ? false : true;\r
+ } else if (file.filestatus === SWFUpload.FILE_STATUS.QUEUED) {\r
+ // If the file was stopped and re-queued don't restart the upload\r
+ continueUpload = false;\r
+ } else {\r
+ continueUpload = true;\r
+ }\r
+ \r
+ if (continueUpload) {\r
+ var stats = this.getStats();\r
+ if (stats.files_queued > 0 && this.queueSettings.queue_cancelled_flag === false) {\r
+ this.startUpload();\r
+ } else if (this.queueSettings.queue_cancelled_flag === false) {\r
+ this.queueEvent("queue_complete_handler", [this.queueSettings.queue_upload_count]);\r
+ this.queueSettings.queue_upload_count = 0;\r
+ } else {\r
+ this.queueSettings.queue_cancelled_flag = false;\r
+ this.queueSettings.queue_upload_count = 0;\r
+ }\r
+ }\r
+ };\r
+}
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