microsoftajaxwebforms.debug.js

微软公司的AJAX控件

            var eventArgs = new Sys.WebForms.InitializeRequestEventArgs(request, this._postBackSettings.sourceElement);
            handler(this, eventArgs);
            continueSubmit = !eventArgs.get_cancel();
        }
        if (!continueSubmit) {
            if (evt) {
                evt.preventDefault();
            }
            return;
        }
        this._scrollPosition = this._getScrollPosition();
        this.abortPostBack();
        handler = this._get_eventHandlerList().getHandler("beginRequest");
        if (handler) {
            var eventArgs = new Sys.WebForms.BeginRequestEventArgs(request, this._postBackSettings.sourceElement);
            handler(this, eventArgs);
        }
        
        if (this._originalDoCallback) {
            this._cancelPendingCallbacks();
        }
        this._request = request;
        request.invoke();
        if (evt) {
            evt.preventDefault();
        }
    }
    function Sys$WebForms$PageRequestManager$_onFormSubmitCompleted(sender, eventArgs) {
        this._processingRequest = true;
        var delimitByLengthDelimiter = '|';
        if (sender.get_timedOut()) {
            this._endPostBack(this._createPageRequestManagerTimeoutError(), sender);
            return;
        }
        if (sender.get_aborted()) {
            this._endPostBack(null, sender);
            return;
        }
        if (!this._request || sender.get_webRequest() !== this._request) {
            return;
        }
        var errorMessage;
        var delta = [];
        if (sender.get_statusCode() !== 200) {
            this._endPostBack(this._createPageRequestManagerServerError(sender.get_statusCode()), sender);
            return;
        }
        var reply = sender.get_responseData();
        var delimiterIndex, len, type, id, content;
        var replyIndex = 0;
        var parserErrorDetails = null;
        while (replyIndex < reply.length) {
            delimiterIndex = reply.indexOf(delimitByLengthDelimiter, replyIndex);
            if (delimiterIndex === -1) {
                parserErrorDetails = this._findText(reply, replyIndex);
                break;
            }
            len = parseInt(reply.substring(replyIndex, delimiterIndex), 10);
            if ((len % 1) !== 0) {
                parserErrorDetails = this._findText(reply, replyIndex);
                break;
            }
            replyIndex = delimiterIndex + 1;
            delimiterIndex = reply.indexOf(delimitByLengthDelimiter, replyIndex);
            if (delimiterIndex === -1) {
                parserErrorDetails = this._findText(reply, replyIndex);
                break;
            }
            type = reply.substring(replyIndex, delimiterIndex);
            replyIndex = delimiterIndex + 1;
            delimiterIndex = reply.indexOf(delimitByLengthDelimiter, replyIndex);
            if (delimiterIndex === -1) {
                parserErrorDetails = this._findText(reply, replyIndex);
                break;
            }
            id = reply.substring(replyIndex, delimiterIndex);
            replyIndex = delimiterIndex + 1;
            if ((replyIndex + len) >= reply.length) {
                parserErrorDetails = this._findText(reply, reply.length);
                break;
            }
            content = reply.substr(replyIndex, len);
            replyIndex += len;
            if (reply.charAt(replyIndex) !== delimitByLengthDelimiter) {
                parserErrorDetails = this._findText(reply, replyIndex);
                break;
            }
            replyIndex++;
            Array.add(delta, {type: type, id: id, content: content});
        }
        if (parserErrorDetails) {
            this._endPostBack(this._createPageRequestManagerParserError(String.format(Sys.WebForms.Res.PRM_ParserErrorDetails, parserErrorDetails)), sender);
            return;
        }
        var updatePanelNodes = [];
        var hiddenFieldNodes = [];
        var arrayDeclarationNodes = [];
        var scriptBlockNodes = [];
        var scriptStartupNodes = [];
        var expandoNodes = [];
        var onSubmitNodes = [];
        var dataItemNodes = [];
        var dataItemJsonNodes = [];
        var scriptDisposeNodes = [];
        var asyncPostBackControlIDsNode, postBackControlIDsNode,
            updatePanelIDsNode, asyncPostBackTimeoutNode,
            childUpdatePanelIDsNode, panelsToRefreshNode, formActionNode;
        for (var i = 0; i < delta.length; i++) {
            var deltaNode = delta[i];
            switch (deltaNode.type) {
                case "updatePanel":
                    Array.add(updatePanelNodes, deltaNode);
                    break;
                case "hiddenField":
                    Array.add(hiddenFieldNodes, deltaNode);
                    break;
                case "arrayDeclaration":
                    Array.add(arrayDeclarationNodes, deltaNode);
                    break;
                case "scriptBlock":
                    Array.add(scriptBlockNodes, deltaNode);
                    break;
                case "scriptStartupBlock":
                    Array.add(scriptStartupNodes, deltaNode);
                    break;
                case "expando":
                    Array.add(expandoNodes, deltaNode);
                    break;
                case "onSubmit":
                    Array.add(onSubmitNodes, deltaNode);
                    break;
                case "asyncPostBackControlIDs":
                    asyncPostBackControlIDsNode = deltaNode;
                    break;
                case "postBackControlIDs":
                    postBackControlIDsNode = deltaNode;
                    break;
                case "updatePanelIDs":
                    updatePanelIDsNode = deltaNode;
                    break;
                case "asyncPostBackTimeout":
                    asyncPostBackTimeoutNode = deltaNode;
                    break;
                case "childUpdatePanelIDs":
                    childUpdatePanelIDsNode = deltaNode;
                    break;
                case "panelsToRefreshIDs":
                    panelsToRefreshNode = deltaNode;
                    break;
                case "formAction":
                    formActionNode = deltaNode;
                    break;
                case "dataItem":
                    Array.add(dataItemNodes, deltaNode);
                    break;
                case "dataItemJson":
                    Array.add(dataItemJsonNodes, deltaNode);
                    break;
                case "scriptDispose":
                    Array.add(scriptDisposeNodes, deltaNode);
                    break;
                case "pageRedirect":
                    if (Sys.Browser.agent === Sys.Browser.InternetExplorer) {
                        var anchor = document.createElement("a");
                        anchor.style.display = 'none';
                        anchor.attachEvent("onclick", cancelBubble);
                        anchor.href = deltaNode.content;
                        document.body.appendChild(anchor);
                        anchor.click();
                        anchor.detachEvent("onclick", cancelBubble);
                        document.body.removeChild(anchor);
                        
                        function cancelBubble(e) {
                            e.cancelBubble = true;
                        }
                    }
                    else {
                        window.location.href = deltaNode.content;
                    }
                    return;
                case "error":
                    this._endPostBack(this._createPageRequestManagerServerError(Number.parseInvariant(deltaNode.id), deltaNode.content), sender);
                    return;
                case "pageTitle":
                    document.title = deltaNode.content;
                    break;
                case "focus":
                    this._controlIDToFocus = deltaNode.content;
                    break;
                default:
                    this._endPostBack(this._createPageRequestManagerParserError(String.format(Sys.WebForms.Res.PRM_UnknownToken, deltaNode.type)), sender);
                    return;
            }
        }
        var i;
        if (asyncPostBackControlIDsNode && postBackControlIDsNode &&
            updatePanelIDsNode && panelsToRefreshNode &&
            asyncPostBackTimeoutNode && childUpdatePanelIDsNode) {
            this._oldUpdatePanelIDs = this._updatePanelIDs;
            var childUpdatePanelIDsString = childUpdatePanelIDsNode.content;
            this._childUpdatePanelIDs = childUpdatePanelIDsString.length ? childUpdatePanelIDsString.split(',') : [];
            var asyncPostBackControlIDsArray = this._splitNodeIntoArray(asyncPostBackControlIDsNode);
            var postBackControlIDsArray = this._splitNodeIntoArray(postBackControlIDsNode);
            var updatePanelIDsArray = this._splitNodeIntoArray(updatePanelIDsNode);
            this._panelsToRefreshIDs = this._splitNodeIntoArray(panelsToRefreshNode);
            for (i = 0; i < this._panelsToRefreshIDs.length; i++) {
                var panelClientID = this._uniqueIDToClientID(this._panelsToRefreshIDs[i]);
                if (!document.getElementById(panelClientID)) {
                    this._endPostBack(Error.invalidOperation(String.format(Sys.WebForms.Res.PRM_MissingPanel, panelClientID)), sender);
                    return;
                }
            }
            var asyncPostBackTimeout = asyncPostBackTimeoutNode.content;
            this._updateControls(updatePanelIDsArray, asyncPostBackControlIDsArray, postBackControlIDsArray, asyncPostBackTimeout);
        }
        this._dataItems = {};
        for (i = 0; i < dataItemNodes.length; i++) {
            var dataItemNode = dataItemNodes[i];
            this._dataItems[dataItemNode.id] = dataItemNode.content;
        }
        for (i = 0; i < dataItemJsonNodes.length; i++) {
            var dataItemJsonNode = dataItemJsonNodes[i];
            this._dataItems[dataItemJsonNode.id] = Sys.Serialization.JavaScriptSerializer.deserialize(dataItemJsonNode.content);
        }
        var handler = this._get_eventHandlerList().getHandler("pageLoading");
        if (handler) {
            handler(this, this._getPageLoadingEventArgs());
        }
        if (formActionNode) {
            this._form.action = formActionNode.content;
        }
        
        
        Sys._ScriptLoader.readLoadedScripts();
        Sys.Application.beginCreateComponents();
        var scriptLoader = Sys._ScriptLoader.getInstance();
        this._queueScripts(scriptLoader, scriptBlockNodes, true, false);
        
        this._updateContext = {
            response: sender,
            updatePanelNodes: updatePanelNodes,
            scriptBlockNodes: scriptBlockNodes,
            scriptDisposeNodes: scriptDisposeNodes,
            hiddenFieldNodes: hiddenFieldNodes,
            arrayDeclarationNodes: arrayDeclarationNodes,
            expandoNodes: expandoNodes,
            scriptStartupNodes: scriptStartupNodes,
            onSubmitNodes: onSubmitNodes
        };
        scriptLoader.loadScripts(0,
            Function.createDelegate(this, this._scriptIncludesLoadComplete),
            Function.createDelegate(this, this._scriptIncludesLoadFailed),
            null);
    }
    function Sys$WebForms$PageRequestManager$_onWindowUnload(evt) {
        this.dispose();
    }
    function Sys$WebForms$PageRequestManager$_pageLoaded(initialLoad) {
        var handler = this._get_eventHandlerList().getHandler("pageLoaded");
        if (handler) {
            handler(this, this._getPageLoadedEventArgs(initialLoad));
        }
        if (!initialLoad) {
            Sys.Application.raiseLoad();
        }
    }
    function Sys$WebForms$PageRequestManager$_pageLoadedInitialLoad(evt) {
        this._pageLoaded(true);