var PostBackRitalin = function(waitText, waitImage, monitoredUpdatePanels, preload, waitClass) { this._waitText = waitText; this._waitImage = waitImage; this._waitClass = waitClass; this._monitoredUpdatePanels = monitoredUpdatePanels; this._preload = preload; this._pageRequestManager = null; this._beginRequestHandler = null; this._endRequestHandler = null; this._oldText = null; this._oldImage = null; this._oldHref = null; this._initialize(); }; PostBackRitalin.prototype = { _isMonitoredRequest: function(panelID) { if (this._monitoredUpdatePanels === null) { return true; } for (var i = 0; i < this._monitoredUpdatePanels.length; i++) { if (panelID.match(this._monitoredUpdatePanels[i].UpdatePanelID) !== null) { return true; } } return false; }, _isDisableAllElementsPanel: function(panelID) { if (this._monitoredUpdatePanels === null) { return false; } for (var i = 0; i < this._monitoredUpdatePanels.length; i++) { if (panelID.match(this._monitoredUpdatePanels[i].UpdatePanelID) !== null) { return this._monitoredUpdatePanels[i].DisableAllElements; } } }, get_waitText: function(panelID) { if (this._monitoredUpdatePanels) { for (var i = 0; i < this._monitoredUpdatePanels.length; i++) { if (panelID.match(this._monitoredUpdatePanels[i].UpdatePanelID) !== null) { return this._monitoredUpdatePanels[i].WaitText; } } } if (this._waitText !== null) { return this._waitText; } return null; }, get_waitImage: function(panelID) { if (this._monitoredUpdatePanels) { for (var i = 0; i < this._monitoredUpdatePanels.length; i++) { if (panelID.match(this._monitoredUpdatePanels[i].UpdatePanelID) !== null) { return this._monitoredUpdatePanels[i].WaitImage; } } } if (this._waitImage !== null) { return this._waitImage; } return null; }, _disableAllElements: function(panelID) { var panel = $get(panelID); if (panel !== null) { var inputs = panel.getElementsByTagName('input'); for (var i = 0; i < inputs.length; i++) { if (inputs[i].type == 'submit' || inputs[i].type == 'button' || inputs[i].type == 'image') { inputs[i].disabled = true; } } var anchors = panel.getElementsByTagName('a'); for (var i = 0; i < anchors.length; i++) { if (anchors[i].href.match('javascript:__doPostBack') !== null) { anchors[i].href = '#'; if (this._waitClass !== null) { Sys.UI.DomElement.addCssClass(anchors[i], this._waitClass); } } } } }, _parseSendingPanel: function(SenderString) { var tmp = SenderString.split('|')[0]; tmp = tmp.replace(/\$/g, '_'); return tmp; }, _beginRequest: function(sender, args) { var sendingPanel = this._parseSendingPanel(sender._postBackSettings.panelID); var element = args.get_postBackElement(); if (element !== null && this._isMonitoredRequest(sendingPanel)) { if (element.type == 'submit' || element.type == 'button') { element.disabled = true; element.blur(); this._oldText = element.value; var waitText = this.get_waitText(sendingPanel); if (waitText !== null) { element.value = waitText; } } else if (element.type == 'image') { element.disabled = true; element.blur(); this._oldImage = element.src; var waitImage = this.get_waitImage(sendingPanel); if (waitImage !== null) { element.src = waitImage; } } else if (element.tagName == 'A') { this._oldHref = element.href; element.href = '#'; element.blur(); if (this._waitClass !== null) { Sys.UI.DomElement.addCssClass(element, this._waitClass); } } if (this._isDisableAllElementsPanel(sendingPanel)) { this._disableAllElements(sendingPanel); } } }, _endRequest: function(sender, args) { var element = sender._postBackSettings.sourceElement; var sendingPanel = this._parseSendingPanel(sender._postBackSettings.panelID); if (element !== null && this._isMonitoredRequest(sendingPanel)) { element.disabled = false; if (element.type == 'submit' || element.type == 'button') { element.value = this._oldText; this._oldText = null; } else if (element.type == 'image') { element.src = this._oldImage; this._oldImage = null; } else if (element.tagName == 'A') { element.href = this._oldHref; this._oldHref = null; if (this._waitClass !== null) { Sys.UI.DomElement.removeCssClass(element, this._waitClass); } } } }, _initialize: function() { this._pageRequestManager = Sys.WebForms.PageRequestManager.getInstance(); this._beginRequestHandler = Function.createDelegate(this, this._beginRequest); this._pageRequestManager.add_beginRequest(this._beginRequestHandler); this._endRequestHandler = Function.createDelegate(this, this._endRequest); this._pageRequestManager.add_endRequest(this._endRequestHandler); if (this._preload) { var image = new Image(); if (this._waitImage !== null) { image.src = this._waitImage; } if (this._monitoredUpdatePanels !== null) { for (var i = 0; i < this._monitoredUpdatePanels.length; i++) { if (this._monitoredUpdatePanels[i].WaitImage !== null) { image.src = this._monitoredUpdatePanels[i].WaitImage; } } } } } };