microsoftajaxwebforms.debug.js

微软公司的AJAX控件

        this._get_eventHandlerList().removeHandler("initializeRequest", handler);
    }
    function Sys$WebForms$PageRequestManager$add_pageLoaded(handler) {
        /// <summary locid="E:J#Sys.WebForms.PageRequestManager.pageLoaded" />
        var e = Function._validateParams(arguments, [{name: "handler", type: Function}]);
        if (e) throw e;
        this._get_eventHandlerList().addHandler("pageLoaded", handler);
    }
    function Sys$WebForms$PageRequestManager$remove_pageLoaded(handler) {
        var e = Function._validateParams(arguments, [{name: "handler", type: Function}]);
        if (e) throw e;
        this._get_eventHandlerList().removeHandler("pageLoaded", handler);
    }
    function Sys$WebForms$PageRequestManager$add_pageLoading(handler) {
        /// <summary locid="E:J#Sys.WebForms.PageRequestManager.pageLoading" />
        var e = Function._validateParams(arguments, [{name: "handler", type: Function}]);
        if (e) throw e;
        this._get_eventHandlerList().addHandler("pageLoading", handler);
    }
    function Sys$WebForms$PageRequestManager$remove_pageLoading(handler) {
        var e = Function._validateParams(arguments, [{name: "handler", type: Function}]);
        if (e) throw e;
        this._get_eventHandlerList().removeHandler("pageLoading", handler);
    }
    function Sys$WebForms$PageRequestManager$abortPostBack() {
        if (!this._processingRequest && this._request) {
            this._request.get_executor().abort();
            this._request = null;
        }
    }
    function Sys$WebForms$PageRequestManager$_cancelPendingCallbacks() {
        for (var i = 0, l = window.__pendingCallbacks.length; i < l; i++) {
            var callback = window.__pendingCallbacks[i];
            if (callback) {
                if (!callback.async) {
                    window.__synchronousCallBackIndex = -1;
                }
                window.__pendingCallbacks[i] = null;
                var callbackFrameID = "__CALLBACKFRAME" + i;
                var xmlRequestFrame = document.getElementById(callbackFrameID);
                if (xmlRequestFrame) {
                    xmlRequestFrame.parentNode.removeChild(xmlRequestFrame);
                }
            }
        }
    }
    function Sys$WebForms$PageRequestManager$_createPageRequestManagerTimeoutError() {
        var displayMessage = "Sys.WebForms.PageRequestManagerTimeoutException: " + Sys.WebForms.Res.PRM_TimeoutError;
        var e = Error.create(displayMessage, {name: 'Sys.WebForms.PageRequestManagerTimeoutException'});
        e.popStackFrame();
        return e;
    }
    function Sys$WebForms$PageRequestManager$_createPageRequestManagerServerError(httpStatusCode, message) {
        var displayMessage = "Sys.WebForms.PageRequestManagerServerErrorException: " +
            (message || String.format(Sys.WebForms.Res.PRM_ServerError, httpStatusCode));
        var e = Error.create(displayMessage, {
            name: 'Sys.WebForms.PageRequestManagerServerErrorException',
            httpStatusCode: httpStatusCode
        });
        e.popStackFrame();
        return e;
    }
    function Sys$WebForms$PageRequestManager$_createPageRequestManagerParserError(parserErrorMessage) {
        var displayMessage = "Sys.WebForms.PageRequestManagerParserErrorException: " + String.format(Sys.WebForms.Res.PRM_ParserError, parserErrorMessage);
        var e = Error.create(displayMessage, {name: 'Sys.WebForms.PageRequestManagerParserErrorException'});
        e.popStackFrame();
        return e;
    }
    function Sys$WebForms$PageRequestManager$_createPostBackSettings(async, panelID, sourceElement) {
        return { async:async, panelID:panelID, sourceElement:sourceElement };
    }
    function Sys$WebForms$PageRequestManager$_convertToClientIDs(source, destinationIDs, destinationClientIDs) {
        if (source) {
            for (var i = 0; i < source.length; i++) {
                Array.add(destinationIDs, source[i]);
                Array.add(destinationClientIDs, this._uniqueIDToClientID(source[i]));
            }
        }
    }
    function Sys$WebForms$PageRequestManager$_destroyTree(element) {
        if (element.nodeType === 1) {
            var childNodes = element.childNodes;
            for (var i = childNodes.length - 1; i >= 0; i--) {
                var node = childNodes[i];
                if (node.nodeType === 1) {
                    if (node.dispose && typeof(node.dispose) === "function") {
                        node.dispose();
                    }
                    else if (node.control && typeof(node.control.dispose) === "function") {
                        node.control.dispose();
                    }
                    var behaviors = Sys.UI.Behavior.getBehaviors(node);
                    for (var j = behaviors.length - 1; j >= 0; j--) {
                        behaviors[j].dispose();
                    }
                    this._destroyTree(node);
                }
            }
        }
    }
    function Sys$WebForms$PageRequestManager$dispose() {
        if (this._form) {
            Sys.UI.DomEvent.removeHandler(this._form, 'submit', this._onFormSubmitHandler);
            Sys.UI.DomEvent.removeHandler(this._form, 'click', this._onFormElementClickHandler);
            Sys.UI.DomEvent.removeHandler(window, 'unload', this._onWindowUnloadHandler);
            Sys.UI.DomEvent.removeHandler(window, 'load', this._pageLoadedHandler);
        }
        if (this._originalDoPostBack) {
            window.__doPostBack = this._originalDoPostBack;
            this._originalDoPostBack = null;
        }
        if (this._originalDoPostBackWithOptions) {
            window.WebForm_DoPostBackWithOptions = this._originalDoPostBackWithOptions;
            this._originalDoPostBackWithOptions = null;
        }
        if (this._originalFireDefaultButton) {
            window.WebForm_FireDefaultButton = this._originalFireDefaultButton;
            this._originalFireDefaultButton = null;
        }
        if (this._originalDoCallback) {
            window.WebForm_DoCallback = this._originalDoCallback;
            this._originalDoCallback = null;
        }
        this._form = null;
        this._updatePanelIDs = null;
        this._oldUpdatePanelIDs = null;
        this._childUpdatePanelIDs = null;
        this._updatePanelClientIDs = null;
        this._asyncPostBackControlIDs = null;
        this._asyncPostBackControlClientIDs = null;
        this._postBackControlIDs = null;
        this._postBackControlClientIDs = null;
        this._asyncPostBackTimeout = null;
        this._scrollPosition = null;
        this._dataItems = null;
    }
    function Sys$WebForms$PageRequestManager$_doCallback(eventTarget, eventArgument, eventCallback, context, errorCallback, useAsync) {
        if (!this.get_isInAsyncPostBack()) {
            this._originalDoCallback(eventTarget, eventArgument, eventCallback, context, errorCallback, useAsync);
        }
    }
    function Sys$WebForms$PageRequestManager$_doPostBack(eventTarget, eventArgument) {
        this._additionalInput = null;
        var form = this._form;
        if ((eventTarget === null) || (typeof(eventTarget) === "undefined") || (this._isCrossPost)) {
            this._postBackSettings = this._createPostBackSettings(false, null, null);
            this._isCrossPost = false;
        }
        else {
            var clientID = this._uniqueIDToClientID(eventTarget);
            var postBackElement = document.getElementById(clientID);
            if (!postBackElement) {
                if (Array.contains(this._asyncPostBackControlIDs, eventTarget)) {
                    this._postBackSettings = this._createPostBackSettings(true, this._scriptManagerID + '|' + eventTarget, null);
                }
                else {
                    if (Array.contains(this._postBackControlIDs, eventTarget)) {
                        this._postBackSettings = this._createPostBackSettings(false, null, null);
                    }
                    else {
                        var nearestUniqueIDMatch = this._findNearestElement(eventTarget);
                        if (nearestUniqueIDMatch) {
                            this._postBackSettings = this._getPostBackSettings(nearestUniqueIDMatch, eventTarget);
                        }
                        else {
                            this._postBackSettings = this._createPostBackSettings(false, null, null);
                        }
                    }
                }
            }
            else {
                this._postBackSettings = this._getPostBackSettings(postBackElement, eventTarget);
            }
        }
        if (!this._postBackSettings.async) {
            form.onsubmit = this._onsubmit;
            this._originalDoPostBack(eventTarget, eventArgument);
            form.onsubmit = null;
            return;
        }
        form.__EVENTTARGET.value = eventTarget;
        form.__EVENTARGUMENT.value = eventArgument;
        this._onFormSubmit();
    }
    function Sys$WebForms$PageRequestManager$_doPostBackWithOptions(options) {
        this._isCrossPost = options && options.actionUrl;
        this._originalDoPostBackWithOptions(options);
    }
    function Sys$WebForms$PageRequestManager$_elementContains(container, element) {
        while (element) {
            if (element === container) {
                return true;
            }
            element = element.parentNode;
        }
        return false;
    }
    function Sys$WebForms$PageRequestManager$_endPostBack(error, response) {
        if (this._request === response.get_webRequest()) {
            this._processingRequest = false;
            this._additionalInput = null;
            this._request = null;
        }
        var handler = this._get_eventHandlerList().getHandler("endRequest");
        var errorHandled = false;
        if (handler) {
            var eventArgs = new Sys.WebForms.EndRequestEventArgs(error, this._dataItems, response);
            handler(this, eventArgs);
            errorHandled = eventArgs.get_errorHandled();
        }
        if (!this._processingRequest) {
            this._dataItems = null;
        }
        if (error && !errorHandled) {
            throw error;
        }
    }
    function Sys$WebForms$PageRequestManager$_findNearestElement(uniqueID) {
        while (uniqueID.length > 0) {
            var clientID = this._uniqueIDToClientID(uniqueID);
            var element = document.getElementById(clientID);
            if (element) {
                return element;
            }
            var indexOfLastDollar = uniqueID.lastIndexOf('$');
            if (indexOfLastDollar === -1) {
                return null;
            }
            uniqueID = uniqueID.substring(0, indexOfLastDollar);
        }
        return null;
    }
    function Sys$WebForms$PageRequestManager$_findText(text, location) {
        var startIndex = Math.max(0, location - 20);
        var endIndex = Math.min(text.length, location + 20);
        return text.substring(startIndex, endIndex);
    }
    function Sys$WebForms$PageRequestManager$_fireDefaultButton(event, target) {
        if ((event.keyCode === 13) && !(event.srcElement && (event.srcElement.tagName.toLowerCase() === "textarea"))) {
            var defaultButton = document.getElementById(target);
            if (defaultButton && (typeof(defaultButton.click) !== "undefined")) {
                
                
                this._activeDefaultButton = defaultButton;
                this._activeDefaultButtonClicked = false;
                try {
                    defaultButton.click();
                }
                finally {
                    this._activeDefaultButton = null;
                }
                
                
                event.cancelBubble = true;
                if (typeof(event.stopPropagation) === "function") {
                    event.stopPropagation();
                }
                return false;
            }
        }
        return true;
    }
    function Sys$WebForms$PageRequestManager$_getPageLoadedEventArgs(initialLoad) {
        var updated = [];
        var created = [];
        var oldIDs = this._oldUpdatePanelIDs || []; 
        var newIDs = this._updatePanelIDs; 
        var childIDs = this._childUpdatePanelIDs || [];