From 2fda7f49f3792a0718838742b76a4b533c169af9 Mon Sep 17 00:00:00 2001 From: wei <> Date: Wed, 30 Aug 2006 23:28:51 +0000 Subject: Updated TInPlaceTextBox --- framework/Web/Javascripts/js/debug/ajax.js | 2605 ++++++++++------------------ 1 file changed, 935 insertions(+), 1670 deletions(-) (limited to 'framework/Web/Javascripts/js/debug/ajax.js') diff --git a/framework/Web/Javascripts/js/debug/ajax.js b/framework/Web/Javascripts/js/debug/ajax.js index 9a61cabb..61881bf9 100644 --- a/framework/Web/Javascripts/js/debug/ajax.js +++ b/framework/Web/Javascripts/js/debug/ajax.js @@ -116,7 +116,7 @@ Ajax.Request.prototype = Object.extend(new Ajax.Base(), { var requestHeaders = ['X-Requested-With', 'XMLHttpRequest', 'X-Prototype-Version', Prototype.Version, - 'Accept', 'text/javascript, text/html, application/xml, text/xml, */*']; + 'Accept', 'text/javascript, text/html, application/xml, text/xml']; if (this.options.method == 'post') { requestHeaders.push('Content-type', this.options.contentType); @@ -287,432 +287,540 @@ Ajax.PeriodicalUpdater.prototype = Object.extend(new Ajax.Base(), { /** - * Prado AJAX service. The default service provider is JPSpan. + * Override Prototype's response implementation. */ -Prado.AJAX = { Service : 'Prototype' }; - -/** - * Parse and execute javascript embedded in html. - */ -Prado.AJAX.EvalScript = function(output) +Object.extend(Ajax.Request.prototype, { - - var match = new RegExp(Ajax.Updater.ScriptFragment, 'img'); - var scripts = output.match(match); - if (scripts) + /** + * Customize the response, dispatch onXXX response code events, and + * tries to execute response actions (javascript statements). + */ + respondToReadyState : function(readyState) { - match = new RegExp(Ajax.Updater.ScriptFragment, 'im'); - setTimeout((function() - { - for (var i = 0; i < scripts.length; i++) - eval(scripts[i].match(match)[1]); - }).bind(this), 50); - } -} - + var event = Ajax.Request.Events[readyState]; + var transport = this.transport, json = this.getHeaderData(Prado.CallbackRequest.DATA_HEADER); + + if (event == 'Complete') + { + try + { + Prado.CallbackRequest.updatePageState(this,transport); + Ajax.Responders.dispatch('on' + transport.status, this, transport, json); + Prado.CallbackRequest.dispatchActions(transport,this.getHeaderData(Prado.CallbackRequest.ACTION_HEADER)); + + (this.options['on' + this.transport.status] + || this.options['on' + (this.responseIsSuccess() ? 'Success' : 'Failure')] + || Prototype.emptyFunction)(this, json); + } catch (e) { + this.dispatchException(e); + } + if ((this.header('Content-type') || '').match(/^text\/javascript/i)) + this.evalResponse(); + } + + try { + (this.options['on' + event] || Prototype.emptyFunction)(this, json); + Ajax.Responders.dispatch('on' + event, this, transport, json); + } catch (e) { + this.dispatchException(e); + } + + /* Avoid memory leak in MSIE: clean up the oncomplete event handler */ + if (event == 'Complete') + this.transport.onreadystatechange = Prototype.emptyFunction; + }, -/** - * AJAX service request using Prototype's AJAX request class. - */ -Prado.AJAX.Request = Class.create(); -Prado.AJAX.Request.prototype = Object.extend(Ajax.Request.prototype, -{ /** - * Evaluate the respond JSON data, override parent implementing. - * If default eval fails, try parsing the JSON data (slower). + * Gets header data assuming JSON encoding. + * @param string header name + * @return object header data as javascript structures. */ - evalJSON: function() + getHeaderData : function(name) { try { - var json = this.transport.getResponseHeader('X-JSON'), object; - object = eval(json); - return object; + var json = this.header(name); + return eval('(' + json + ')'); } catch (e) { - if(isString(json)) - { - return Prado.AJAX.JSON.parse(json); - } + if(typeof(json) == "string") + return Prado.CallbackRequest.decode(json); } - }, - - respondToReadyState: function(readyState) { - var event = Ajax.Request.Events[readyState]; - var transport = this.transport, json = this.evalJSON(); - - - if(event == 'Complete' && transport.status) - Ajax.Responders.dispatch('on' + transport.status, this, transport, json); - - (this.options['on' + event] || Prototype.emptyFunction)(transport, json); - Ajax.Responders.dispatch('on' + event, this, transport, json); - - if (event == 'Complete') - (this.options['on' + this.transport.status] - || this.options['on' + (this.responseIsSuccess() ? 'Success' : 'Failure')] - || Prototype.emptyFunction)(transport, json); - - - /* Avoid memory leak in MSIE: clean up the oncomplete event handler */ - if (event == 'Complete') - this.transport.onreadystatechange = Prototype.emptyFunction; - } - + } }); -Prado.AJAX.Error = function(e, code) -{ - e.name = 'Prado.AJAX.Error'; - e.code = code; - return e; -} +/** + * Prado Callback client-side request handler. + */ +Prado.CallbackRequest = Class.create(); /** - * Post data builder, serialize the data using JSON. + * Static definitions. */ -Prado.AJAX.RequestBuilder = Class.create(); -Prado.AJAX.RequestBuilder.prototype = +Object.extend(Prado.CallbackRequest, { - initialize : function() + /** + * Callback request target POST field name. + */ + FIELD_CALLBACK_TARGET : 'PRADO_CALLBACK_TARGET', + /** + * Callback request parameter POST field name. + */ + FIELD_CALLBACK_PARAMETER : 'PRADO_CALLBACK_PARAMETER', + /** + * Callback request page state field name, + */ + FIELD_CALLBACK_PAGESTATE : 'PRADO_PAGESTATE', + + FIELD_POSTBACK_TARGET : 'PRADO_POSTBACK_TARGET', + + FIELD_POSTBACK_PARAMETER : 'PRADO_POSTBACK_PARAMETER', + + /** + * List of form fields that will be collected during callback. + */ + PostDataLoaders : [], + /** + * Response data header name. + */ + DATA_HEADER : 'X-PRADO-DATA', + /** + * Response javascript execution statement header name. + */ + ACTION_HEADER : 'X-PRADO-ACTIONS', + /** + * Response errors/exceptions header name. + */ + ERROR_HEADER : 'X-PRADO-ERROR', + /** + * Page state header name. + */ + PAGESTATE_HEADER : 'X-PRADO-PAGESTATE', + /** + * Current requests in progress. + */ + requestInProgress : null, + + /** + * Add ids of inputs element to post in the request. + */ + addPostLoaders : function(ids) { - this.body = ''; - this.data = []; + this.PostDataLoaders = this.PostDataLoaders.concat(ids); + list = []; + this.PostDataLoaders.each(function(id) + { + if(list.indexOf(id) < 0) + list.push(id); + }); + this.PostDataLoaders = list; }, - encode : function(data) + + /** + * Dispatch callback response actions. + */ + dispatchActions : function(transport,actions) { - return Prado.AJAX.JSON.stringify(data); + if(actions && actions.length > 0) + actions.each(this.__run.bind(this,transport)); }, - build : function(data) + + /** + * Prase and evaluate a Callback clien-side action + */ + __run : function(transport, command) { - var sep = ''; - for ( var argName in data) + for(var method in command) { - if(isFunction(data[argName])) continue; - try + try { - this.body += sep + argName + '='; - this.body += encodeURIComponent(this.encode(data[argName])); - } catch (e) { - throw Prado.AJAX.Error(e, 1006); - } - sep = '&'; - } - }, + method.toFunction().apply(this,command[method].concat(transport)); + } + catch(e) + { + if(typeof(Logger) != "undefined") + Prado.CallbackRequest.Exception.onException(null,e); + } + } + }, - getAll : function() + /** + * Respond to Prado Callback request exceptions. + */ + Exception : { - this.build(this.data); - return this.body; - } -} - + /** + * Server returns 500 exception. Just log it. + */ + "on500" : function(request, transport, data) + { + var e = request.getHeaderData(Prado.CallbackRequest.ERROR_HEADER); + Logger.error("Callback Server Error "+e.code, this.formatException(e)); + }, + + /** + * Callback OnComplete event,logs reponse and data to console. + */ + 'on200' : function(request, transport, data) + { + if(transport.status < 500) + { + var msg = 'HTTP '+transport.status+" with response : \n"; + msg += transport.responseText + "\n"; + msg += "Data : \n"+inspect(data)+"\n"; + msg += "Actions : \n"; + data = request.getHeaderData(Prado.CallbackRequest.ACTION_HEADER); + if(data && data.length > 0) + { + data.each(function(action) + { + msg += inspect(action)+"\n"; + }); + } + Logger.warn(msg); + } + }, -Prado.AJAX.RemoteObject = function(){}; + /** + * Uncaught exceptions during callback response. + */ + onException : function(request,e) + { + msg = ""; + $H(e).each(function(item) + { + msg += item.key+": "+item.value+"\n"; + }) + Logger.error('Uncaught Callback Client Exception:', msg); + }, + + /** + * Formats the exception message for display in console. + */ + formatException : function(e) + { + var msg = e.type + " with message \""+e.message+"\""; + msg += " in "+e.file+"("+e.line+")\n"; + msg += "Stack trace:\n"; + var trace = e.trace; + for(var i = 0; i"+trace[i]["function"]+"()"+"\n"; + } + msg += e.version+" "+e.time+"\n"; + return msg; + } + }, -/** - * AJAX service request for Prado RemoteObjects - */ -Prado.AJAX.RemoteObject.Request = Class.create(); -Prado.AJAX.RemoteObject.Request.prototype = Object.extend(Prado.AJAX.Request.prototype, -{ /** - * Initialize the RemoteObject Request, overrides parent - * implementation by delaying the request to invokeRemoteObject. + * @return string JSON encoded data. */ - initialize : function(options) + encode : function(data) { - this.transport = Ajax.getTransport(); - this.setOptions(options); - this.post = new Prado.AJAX.RequestBuilder(); + return Prado.JSON.stringify(data); }, /** - * Call the remote object, - * @param string the remote server url - * @param array additional arguments + * @return mixed javascript data decoded from string using JSON decoding. */ - invokeRemoteObject : function(url, args) + decode : function(data) { - this.initParameters(args); - this.options.postBody = this.post.getAll(); - this.request(url); + if(typeof(data) == "string" && data.trim().length > 0) + return Prado.JSON.parse(data); + else + return null; }, /** - * Set the additional arguments as post data with key '__parameters' + * Dispatch a priority request, it will call abortRequestInProgress first. */ - initParameters : function(args) + dispatchPriorityRequest : function(callback) { - this.post.data['__parameters'] = []; - for(var i = 0; i - * var TestObject1 = Class.create(); - * TestObject1.prototype = Object.extend(new Prado.AJAX.RemoteObject(), - * { - * initialize : function(handlers, options) - * { - * this.__serverurl = 'http://127.0.0.1/.....'; - * this.baseInitialize(handlers, options); - * } - * - * method1 : function() - * { - * return this.__call(this.__serverurl, 'method1', arguments); - * } - * }); - * - * And client usage, - * - * var test1 = new TestObject1(); //create new remote object - * test1.method1(); //call the method, no onComplete hook - * - * var onComplete = { method1 : function(result){ alert(result) } }; - * //create new remote object with onComplete callback - * var test2 = new TestObject1(onComplete); - * test2.method1(); //call it, on success, onComplete's method1 is called. - * - */ -Prado.AJAX.RemoteObject.prototype = -{ - baseInitialize : function(handlers, options) - { - this.__handlers = handlers || {}; - this.__service = new Prado.AJAX.RemoteObject.Request(options); - }, + callback.request = new Ajax.Request(callback.url, callback.options); + callback.timeout = setTimeout(function() + { + // Logger.warn("priority timeout"); + Prado.CallbackRequest.abortRequestInProgress(); + },callback.options.RequestTimeOut); - __call : function(url, method, args) - { - this.__service.options.onSuccess = this.__onSuccess.bind(this); - this.__callback = method; - return this.__service.invokeRemoteObject(url+"/"+method, args); + this.requestInProgress = callback; + return true; + //Logger.info("dispatched "+this.requestInProgress) }, - __onSuccess : function(transport, json) - { - if(this.__handlers[this.__callback]) - this.__handlers[this.__callback](json, transport.responseText); - } -}; - -/** - * Respond to Prado AJAX request exceptions. - */ -Prado.AJAX.Exception = -{ /** - * Server returns 505 exception. Just log it. + * Dispatch a normal request, no timeouts or aborting of requests. */ - "on505" : function(request, transport, e) + dispatchNormalRequest : function(callback) { - var msg = 'HTTP '+transport.status+" with response"; - Logger.error(msg, transport.responseText); - Logger.exception(e); + // Logger.info("dispatching normal request"); + new Ajax.Request(callback.url, callback.options); + return true; }, - onComplete : function(request, transport, e) + /** + * Abort the current priority request in progress. + */ + abortRequestInProgress : function() { - if(transport.status != 505) + inProgress = Prado.CallbackRequest.requestInProgress; + //Logger.info("aborting ... "+inProgress); + if(inProgress) { - var msg = 'HTTP '+transport.status+" with response : \n"; - msg += transport.responseText + "\n"; - msg += "Data : \n"+inspect(e); - Logger.warn(msg); + // Logger.warn("aborted "+inProgress.id) + inProgress.request.transport.abort(); + clearTimeout(inProgress.timeout); + Prado.CallbackRequest.requestInProgress = null; + return true; } + return false; }, - format : function(e) + /** + * Updates the page state. It will update only if EnablePageStateUpdate and + * HasPriority options are both true. + */ + updatePageState : function(request, transport) { - var msg = e.type + " with message \""+e.message+"\""; - msg += " in "+e.file+"("+e.line+")\n"; - msg += "Stack trace:\n"; - var trace = e.trace; - for(var i = 0; i"+trace[i]["function"]+"()"+"\n"; + data = request.header(this.PAGESTATE_HEADER); + if(typeof(data) == "string" && data.length > 0) + pagestate.value = data; + else + { + if(typeof(Logger) != "undefined") + Logger.debug("Bad page state:"+data); + } } - return msg; - }, - - logException : function(e) - { - var msg = Prado.AJAX.Exception.format(e); - Logger.error("Server Error "+e.code, msg); } -} +}) + +/** + * Automatically aborts the current request when a priority request has returned. + */ +Ajax.Responders.register({onComplete : function(request) +{ + if(request.options.HasPriority) + Prado.CallbackRequest.abortRequestInProgress(); +}}); //Add HTTP exception respones when logger is enabled. Event.OnLoad(function() { if(typeof Logger != "undefined") - { - Logger.exception = Prado.AJAX.Exception.logException; - Ajax.Responders.register(Prado.AJAX.Exception); - } + Ajax.Responders.register(Prado.CallbackRequest.Exception); }); /** - * Prado Callback service that provides component intergration, - * viewstate (read only), and automatic form data serialization. - * Usage: new Prado.AJAX.Callback('MyPage.MyComponentID.raiseCallbackEvent', options) - * These classes should be called by the components developers. - * For inline callback service, use Prado.Callback(callbackID, params). + * Create and prepare a new callback request. + * Call the dispatch() method to start the callback request. + * + * request = new Prado.CallbackRequest(UniqueID, callback); + * request.dispatch(); + * */ -Prado.AJAX.Callback = Class.create(); -Prado.AJAX.Callback.prototype = Object.extend(new Prado.AJAX.RemoteObject(), +Prado.CallbackRequest.prototype = { + /** + * Callback URL, same url as the current page. + */ + url : window.location.href, /** - * Create and request a new Prado callback service. - * @param string|element the callback ID, must be of the form, ClassName.ComponentID.MethodName - * @param list options with list key onCallbackReturn, and more. - * + * Callback options, including onXXX events. */ - initialize : function(ID, options) - { - if(!isString(ID) && typeof(ID.id) != "undefined") - ID = ID.id; - if(!isString(ID)) - throw new Error('A Control ID must be specified'); - this.baseInitialize(this, options); - this.options = options || []; - this.__service.post.data['__ID'] = ID; - this.requestCallback(); - }, + options : { }, + + /** + * Callback target ID. E.g. $control->getUniqueID(); + */ + id : null, + + /** + * Current callback request. + */ + request : null, /** - * Get form data for components that implements IPostBackHandler. + * Prepare and inititate a callback request. */ - collectPostData : function() + initialize : function(id, options) { - var IDs = Prado.AJAX.Callback.IDs; - this.__service.post.data['__data'] = {}; - for(var i = 0; i -1) - this.__service.post.data['__data'][id] = - this.collectArrayPostData(id); - else if(isObject($(id))) - this.__service.post.data['__data'][id] = $F(id); - } + RequestTimeOut : 30000, // 30 second timeout. + EnablePageStateUpdate : true, + HasPriority : true, + CausesValidation : true, + ValidationGroup : null, + PostInputs : true + }, options || {}); }, - collectArrayPostData : function(name) + /** + * Sets the request parameter + * @param {Object} parameter value + */ + setParameter : function(value) { - var elements = document.getElementsByName(name); - var data = []; - $A(elements).each(function(el) - { - if($F(el)) data.push($F(el)); - }); - return data; + this.options['params'] = value; }, /** - * Prepares and calls the AJAX request. - * Collects the data from components that implements IPostBackHandler - * and the viewstate as part of the request payload. + * @return {Object} request paramater value. */ - requestCallback : function() + getParameter : function() { - this.collectPostData(); - if(Prado.AJAX.Validate(this.options)) - return this.__call(Prado.AJAX.Callback.Server, 'handleCallback', this.options.params); + return this.options['params']; }, /** - * On callback request return, call the onSuccess function. + * Sets the callback request timeout. + * @param {integer} timeout in milliseconds */ - handleCallback : function(result, output) + setRequestTimeOut : function(timeout) { - if(typeof(result) != "undefined" && !isNull(result)) - { - this.options.onSuccess(result['data'], output); - if(result['actions']) - result.actions.each(Prado.AJAX.Callback.Action.__run); - } - } -}); + this.options['RequestTimeOut'] = timeout; + }, -/** - * Prase and evaluate Callback clien-side actions. - */ -Prado.AJAX.Callback.Action = -{ - __run : function(command) + /** + * @return {integer} request timeout in milliseconds + */ + getRequestTimeOut : function() { - for(var name in command) - { - //first parameter must be a valid element or begins with '@' - if(command[name][0] && ($(command[name][0]) || command[name][0].indexOf("[]") > -1)) - { - name.toFunction().apply(this,command[name]); - } - } - } -}; + return this.options['RequestTimeOut']; + }, + /** + * Set true to enable validation on callback dispatch. + * @param {boolean} true to validate + */ + setCausesValidation : function(validate) + { + this.options['CausesValidation'] = validate; + }, -/** - * Returns false if validation required and validates to false, - * returns true otherwise. - * @return boolean true if validation passes. - */ -Prado.AJAX.Validate = function(options) -{ - if(options.CausesValidation) + /** + * @return {boolean} validate on request dispatch + */ + getCausesValidation : function() { - if(options.ValidatorGroup) - return Prado.Validation.ValidateValidatorGroup(options.ValidatorGroup); - else if(options.ValidationGroup) - return Prado.Validation.ValidateValidationGroup(options.ValidationGroup); - else - return Prado.Validation.ValidateNonGroup(options.ValidationForm); - } - else - return true; -}; + return this.options['CausesValidation']; + }, + + /** + * Sets the validation group to validate during request dispatch. + * @param {string} validation group name + */ + setValidationGroup : function(group) + { + this.options['ValidationGroup'] = group; + }, + + /** + * @return {string} validation group name. + */ + getValidationGroup : function() + { + return this.options['ValidationGroup']; + }, + /** + * Dispatch the callback request. + */ + dispatch : function() + { + //override parameter and postBody options. + Object.extend(this.options, + { + postBody : this._getPostData(), + parameters : '' + }); + + if(this.options.CausesValidation && typeof(Prado.Validation) != "undefined") + { + var form = this.options.Form || Prado.Validation.getForm(); + if(Prado.Validation.validate(form,this.options.ValidationGroup,this) == false) + return false; + } -//Available callback service -Prado.AJAX.Callback.Server = ''; + if(this.options.HasPriority) + return Prado.CallbackRequest.dispatchPriorityRequest(this); + else + return Prado.CallbackRequest.dispatchNormalRequest(this); + }, -//List of IDs that implements IPostBackHandler -Prado.AJAX.Callback.IDs = []; + /** + * Collects the form inputs, encode the parameters, and sets the callback + * target id. The resulting string is the request content body. + * @return string request body content containing post data. + */ + _getPostData : function() + { + var data = {}; + var callback = Prado.CallbackRequest; + if(this.options.PostInputs != false) + { + callback.PostDataLoaders.each(function(name) + { + $A(document.getElementsByName(name)).each(function(element) + { + //IE will try to get elements with ID == name as well. + if(element.type && element.name == name) + { + value = $F(element); + if(typeof(value) != "undefined") + data[name] = value; + } + }) + }) + } + if(typeof(this.options.params) != "undefined") + data[callback.FIELD_CALLBACK_PARAMETER] = callback.encode(this.options.params); + var pageState = $F(callback.FIELD_CALLBACK_PAGESTATE); + if(typeof(pageState) != "undefined") + data[callback.FIELD_CALLBACK_PAGESTATE] = pageState; + data[callback.FIELD_CALLBACK_TARGET] = this.id; + if(this.options.EventTarget) + data[callback.FIELD_POSTBACK_TARGET] = this.options.EventTarget; + if(this.options.EventParameter) + data[callback.FIELD_POSTBACK_PARAMETER] = this.options.EventParameter; + return $H(data).toQueryString(); + } +} /** - * Simple AJAX callback interface, suitable for inline javascript. - * e.g., Click me - * @param {String} callback ID - * @param {Array} parameters to pass to the callback service - * @param {Function} on callback success handler method - * @param {Object} additional callback options + * Create a new callback request using default settings. + * @param string callback handler unique ID. + * @param mixed parameter to pass to callback handler on the server side. + * @param function client side onSuccess event handler. + * @param object additional request options. + * @return boolean always false. */ -Prado.Callback = function(ID, params, onSuccess, options) +Prado.Callback = function(UniqueID, parameter, onSuccess, options) { var callback = { - 'params' : [params] || [], - 'onSuccess' : onSuccess || Prototype.emptyFunction, - 'CausesValidation' : true + 'params' : parameter || '', + 'onSuccess' : onSuccess || Prototype.emptyFunction }; Object.extend(callback, options || {}); - new Prado.AJAX.Callback(ID, callback); + request = new Prado.CallbackRequest(UniqueID, callback); + request.dispatch(); return false; -} +} + /* Copyright (c) 2005 JSON.org @@ -737,7 +845,7 @@ SOFTWARE. Array.prototype.______array = '______array'; -Prado.AJAX.JSON = { +Prado.JSON = { org: 'http://www.JSON.org', copyright: '(c)2005 JSON.org', license: 'http://www.crockford.com/JSON/license.html', @@ -1878,1426 +1986,583 @@ Form.Element.DelayedObserver.prototype = { }; -// Copyright (c) 2005 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us) -// (c) 2005 Sammi Williams (http://www.oriontransfer.co.nz, sammi@oriontransfer.co.nz) -// -// See scriptaculous.js for full license. - -/*--------------------------------------------------------------------------*/ - -if(typeof Effect == 'undefined') - throw("dragdrop.js requires including script.aculo.us' effects.js library"); - -var Droppables = { - drops: [], - - remove: function(element) { - this.drops = this.drops.reject(function(d) { return d.element==$(element) }); - }, - - add: function(element) { - element = $(element); - var options = Object.extend({ - greedy: true, - hoverclass: null, - tree: false - }, arguments[1] || {}); - - // cache containers - if(options.containment) { - options._containers = []; - var containment = options.containment; - if((typeof containment == 'object') && - (containment.constructor == Array)) { - containment.each( function(c) { options._containers.push($(c)) }); - } else { - options._containers.push($(containment)); - } - } - - if(options.accept) options.accept = [options.accept].flatten(); - - Element.makePositioned(element); // fix IE - options.element = element; - - this.drops.push(options); - }, - - findDeepestChild: function(drops) { - deepest = drops[0]; - - for (i = 1; i < drops.length; ++i) - if (Element.isParent(drops[i].element, deepest.element)) - deepest = drops[i]; - - return deepest; - }, - - isContained: function(element, drop) { - var containmentNode; - if(drop.tree) { - containmentNode = element.treeNode; - } else { - containmentNode = element.parentNode; - } - return drop._containers.detect(function(c) { return containmentNode == c }); - }, - - isAffected: function(point, element, drop) { - return ( - (drop.element!=element) && - ((!drop._containers) || - this.isContained(element, drop)) && - ((!drop.accept) || - (Element.classNames(element).detect( - function(v) { return drop.accept.include(v) } ) )) && - Position.within(drop.element, point[0], point[1]) ); - }, - - deactivate: function(drop) { - if(drop.hoverclass) - Element.removeClassName(drop.element, drop.hoverclass); - this.last_active = null; - }, - - activate: function(drop) { - if(drop.hoverclass) - Element.addClassName(drop.element, drop.hoverclass); - this.last_active = drop; - }, - - show: function(point, element) { - if(!this.drops.length) return; - var affected = []; - - if(this.last_active) this.deactivate(this.last_active); - this.drops.each( function(drop) { - if(Droppables.isAffected(point, element, drop)) - affected.push(drop); - }); - - if(affected.length>0) { - drop = Droppables.findDeepestChild(affected); - Position.within(drop.element, point[0], point[1]); - if(drop.onHover) - drop.onHover(element, drop.element, Position.overlap(drop.overlap, drop.element)); - - Droppables.activate(drop); - } - }, - - fire: function(event, element) { - if(!this.last_active) return; - Position.prepare(); - - if (this.isAffected([Event.pointerX(event), Event.pointerY(event)], element, this.last_active)) - if (this.last_active.onDrop) - this.last_active.onDrop(element, this.last_active.element, event); - }, - - reset: function() { - if(this.last_active) - this.deactivate(this.last_active); - } -} - -var Draggables = { - drags: [], - observers: [], - - register: function(draggable) { - if(this.drags.length == 0) { - this.eventMouseUp = this.endDrag.bindAsEventListener(this); - this.eventMouseMove = this.updateDrag.bindAsEventListener(this); - this.eventKeypress = this.keyPress.bindAsEventListener(this); - - Event.observe(document, "mouseup", this.eventMouseUp); - Event.observe(document, "mousemove", this.eventMouseMove); - Event.observe(document, "keypress", this.eventKeypress); - } - this.drags.push(draggable); - }, - - unregister: function(draggable) { - this.drags = this.drags.reject(function(d) { return d==draggable }); - if(this.drags.length == 0) { - Event.stopObserving(document, "mouseup", this.eventMouseUp); - Event.stopObserving(document, "mousemove", this.eventMouseMove); - Event.stopObserving(document, "keypress", this.eventKeypress); - } - }, - - activate: function(draggable) { - window.focus(); // allows keypress events if window isn't currently focused, fails for Safari - this.activeDraggable = draggable; - }, - - deactivate: function() { - this.activeDraggable = null; - }, - - updateDrag: function(event) { - if(!this.activeDraggable) return; - var pointer = [Event.pointerX(event), Event.pointerY(event)]; - // Mozilla-based browsers fire successive mousemove events with - // the same coordinates, prevent needless redrawing (moz bug?) - if(this._lastPointer && (this._lastPointer.inspect() == pointer.inspect())) return; - this._lastPointer = pointer; - this.activeDraggable.updateDrag(event, pointer); - }, - - endDrag: function(event) { - if(!this.activeDraggable) return; - this._lastPointer = null; - this.activeDraggable.endDrag(event); - this.activeDraggable = null; - }, - - keyPress: function(event) { - if(this.activeDraggable) - this.activeDraggable.keyPress(event); - }, - - addObserver: function(observer) { - this.observers.push(observer); - this._cacheObserverCallbacks(); - }, - - removeObserver: function(element) { // element instead of observer fixes mem leaks - this.observers = this.observers.reject( function(o) { return o.element==element }); - this._cacheObserverCallbacks(); - }, - - notify: function(eventName, draggable, event) { // 'onStart', 'onEnd', 'onDrag' - if(this[eventName+'Count'] > 0) - this.observers.each( function(o) { - if(o[eventName]) o[eventName](eventName, draggable, event); - }); - }, - - _cacheObserverCallbacks: function() { - ['onStart','onEnd','onDrag'].each( function(eventName) { - Draggables[eventName+'Count'] = Draggables.observers.select( - function(o) { return o[eventName]; } - ).length; - }); - } -} - -/*--------------------------------------------------------------------------*/ - -var Draggable = Class.create(); -Draggable._revertCache = {}; -Draggable._dragging = {}; - -Draggable.prototype = { - initialize: function(element) { - var options = Object.extend({ - handle: false, - starteffect: function(element) { - element._opacity = Element.getOpacity(element); - Draggable._dragging[element] = true; - new Effect.Opacity(element, {duration:0.2, from:element._opacity, to:0.7}); - }, - reverteffect: function(element, top_offset, left_offset) { - var dur = Math.sqrt(Math.abs(top_offset^2)+Math.abs(left_offset^2))*0.02; - Draggable._revertCache[element] = - new Effect.Move(element, { x: -left_offset, y: -top_offset, duration: dur, - queue: {scope:'_draggable', position:'end'} - }); - }, - endeffect: function(element) { - var toOpacity = typeof element._opacity == 'number' ? element._opacity : 1.0; - new Effect.Opacity(element, {duration:0.2, from:0.7, to:toOpacity, - queue: {scope:'_draggable', position:'end'}, - afterFinish: function(){ Draggable._dragging[element] = false } - }); - }, - zindex: 1000, - revert: false, - scroll: false, - scrollSensitivity: 20, - scrollSpeed: 15, - snap: false // false, or xy or [x,y] or function(x,y){ return [x,y] } - }, arguments[1] || {}); - - this.element = $(element); - - if(options.handle && (typeof options.handle == 'string')) { - var h = Element.childrenWithClassName(this.element, options.handle, true); - if(h.length>0) this.handle = h[0]; - } - if(!this.handle) this.handle = $(options.handle); - if(!this.handle) this.handle = this.element; - - if(options.scroll && !options.scroll.scrollTo && !options.scroll.outerHTML) - options.scroll = $(options.scroll); - - Element.makePositioned(this.element); // fix IE - - this.delta = this.currentDelta(); - this.options = options; - this.dragging = false; - - this.eventMouseDown = this.initDrag.bindAsEventListener(this); - Event.observe(this.handle, "mousedown", this.eventMouseDown); - - Draggables.register(this); - }, - - destroy: function() { - Event.stopObserving(this.handle, "mousedown", this.eventMouseDown); - Draggables.unregister(this); - }, - - currentDelta: function() { - return([ - parseInt(Element.getStyle(this.element,'left') || '0'), - parseInt(Element.getStyle(this.element,'top') || '0')]); - }, - - initDrag: function(event) { - if(typeof Draggable._dragging[this.element] != undefined && - Draggable._dragging[this.element]) return; - if(Event.isLeftClick(event)) { - // abort on form elements, fixes a Firefox issue - var src = Event.element(event); - if(src.tagName && ( - src.tagName=='INPUT' || - src.tagName=='SELECT' || - src.tagName=='OPTION' || - src.tagName=='BUTTON' || - src.tagName=='TEXTAREA')) return; - - if(Draggable._revertCache[this.element]) { - Draggable._revertCache[this.element].cancel(); - Draggable._revertCache[this.element] = null; - } - - var pointer = [Event.pointerX(event), Event.pointerY(event)]; - var pos = Position.cumulativeOffset(this.element); - this.offset = [0,1].map( function(i) { return (pointer[i] - pos[i]) }); - - Draggables.activate(this); - Event.stop(event); - } - }, - - startDrag: function(event) { - this.dragging = true; - - if(this.options.zindex) { - this.originalZ = parseInt(Element.getStyle(this.element,'z-index') || 0); - this.element.style.zIndex = this.options.zindex; - } - - if(this.options.ghosting) { - this._clone = this.element.cloneNode(true); - Position.absolutize(this.element); - this.element.parentNode.insertBefore(this._clone, this.element); - } - - if(this.options.scroll) { - if (this.options.scroll == window) { - var where = this._getWindowScroll(this.options.scroll); - this.originalScrollLeft = where.left; - this.originalScrollTop = where.top; - } else { - this.originalScrollLeft = this.options.scroll.scrollLeft; - this.originalScrollTop = this.options.scroll.scrollTop; - } - } - - Draggables.notify('onStart', this, event); - if(this.options.starteffect) this.options.starteffect(this.element); - }, - - updateDrag: function(event, pointer) { - if(!this.dragging) this.startDrag(event); - Position.prepare(); - Droppables.show(pointer, this.element); - Draggables.notify('onDrag', this, event); - this.draw(pointer); - if(this.options.change) this.options.change(this); - - if(this.options.scroll) { - this.stopScrolling(); - - var p; - if (this.options.scroll == window) { - with(this._getWindowScroll(this.options.scroll)) { p = [ left, top, left+width, top+height ]; } - } else { - p = Position.page(this.options.scroll); - p[0] += this.options.scroll.scrollLeft; - p[1] += this.options.scroll.scrollTop; - p.push(p[0]+this.options.scroll.offsetWidth); - p.push(p[1]+this.options.scroll.offsetHeight); - } - var speed = [0,0]; - if(pointer[0] < (p[0]+this.options.scrollSensitivity)) speed[0] = pointer[0]-(p[0]+this.options.scrollSensitivity); - if(pointer[1] < (p[1]+this.options.scrollSensitivity)) speed[1] = pointer[1]-(p[1]+this.options.scrollSensitivity); - if(pointer[0] > (p[2]-this.options.scrollSensitivity)) speed[0] = pointer[0]-(p[2]-this.options.scrollSensitivity); - if(pointer[1] > (p[3]-this.options.scrollSensitivity)) speed[1] = pointer[1]-(p[3]-this.options.scrollSensitivity); - this.startScrolling(speed); - } - - // fix AppleWebKit rendering - if(navigator.appVersion.indexOf('AppleWebKit')>0) window.scrollBy(0,0); - - Event.stop(event); - }, - - finishDrag: function(event, success) { - this.dragging = false; - - if(this.options.ghosting) { - Position.relativize(this.element); - Element.remove(this._clone); - this._clone = null; - } - - if(success) Droppables.fire(event, this.element); - Draggables.notify('onEnd', this, event); - - var revert = this.options.revert; - if(revert && typeof revert == 'function') revert = revert(this.element); - - var d = this.currentDelta(); - if(revert && this.options.reverteffect) { - this.options.reverteffect(this.element, - d[1]-this.delta[1], d[0]-this.delta[0]); - } else { - this.delta = d; - } - - if(this.options.zindex) - this.element.style.zIndex = this.originalZ; - - if(this.options.endeffect) - this.options.endeffect(this.element); - - Draggables.deactivate(this); - Droppables.reset(); - }, - - keyPress: function(event) { - if(event.keyCode!=Event.KEY_ESC) return; - this.finishDrag(event, false); - Event.stop(event); - }, - - endDrag: function(event) { - if(!this.dragging) return; - this.stopScrolling(); - this.finishDrag(event, true); - Event.stop(event); - }, - - draw: function(point) { - var pos = Position.cumulativeOffset(this.element); - var d = this.currentDelta(); - pos[0] -= d[0]; pos[1] -= d[1]; - - if(this.options.scroll && (this.options.scroll != window)) { - pos[0] -= this.options.scroll.scrollLeft-this.originalScrollLeft; - pos[1] -= this.options.scroll.scrollTop-this.originalScrollTop; - } - - var p = [0,1].map(function(i){ - return (point[i]-pos[i]-this.offset[i]) - }.bind(this)); - - if(this.options.snap) { - if(typeof this.options.snap == 'function') { - p = this.options.snap(p[0],p[1],this); - } else { - if(this.options.snap instanceof Array) { - p = p.map( function(v, i) { - return Math.round(v/this.options.snap[i])*this.options.snap[i] }.bind(this)) - } else { - p = p.map( function(v) { - return Math.round(v/this.options.snap)*this.options.snap }.bind(this)) - } - }} - - var style = this.element.style; - if((!this.options.constraint) || (this.options.constraint=='horizontal')) - style.left = p[0] + "px"; - if((!this.options.constraint) || (this.options.constraint=='vertical')) - style.top = p[1] + "px"; - if(style.visibility=="hidden") style.visibility = ""; // fix gecko rendering - }, - - stopScrolling: function() { - if(this.scrollInterval) { - clearInterval(this.scrollInterval); - this.scrollInterval = null; - Draggables._lastScrollPointer = null; - } - }, - - startScrolling: function(speed) { - if(!(speed[0] || speed[1])) return; - this.scrollSpeed = [speed[0]*this.options.scrollSpeed,speed[1]*this.options.scrollSpeed]; - this.lastScrolled = new Date(); - this.scrollInterval = setInterval(this.scroll.bind(this), 10); - }, - - scroll: function() { - var current = new Date(); - var delta = current - this.lastScrolled; - this.lastScrolled = current; - if(this.options.scroll == window) { - with (this._getWindowScroll(this.options.scroll)) { - if (this.scrollSpeed[0] || this.scrollSpeed[1]) { - var d = delta / 1000; - this.options.scroll.scrollTo( left + d*this.scrollSpeed[0], top + d*this.scrollSpeed[1] ); - } - } - } else { - this.options.scroll.scrollLeft += this.scrollSpeed[0] * delta / 1000; - this.options.scroll.scrollTop += this.scrollSpeed[1] * delta / 1000; - } - - Position.prepare(); - Droppables.show(Draggables._lastPointer, this.element); - Draggables.notify('onDrag', this); - Draggables._lastScrollPointer = Draggables._lastScrollPointer || $A(Draggables._lastPointer); - Draggables._lastScrollPointer[0] += this.scrollSpeed[0] * delta / 1000; - Draggables._lastScrollPointer[1] += this.scrollSpeed[1] * delta / 1000; - if (Draggables._lastScrollPointer[0] < 0) - Draggables._lastScrollPointer[0] = 0; - if (Draggables._lastScrollPointer[1] < 0) - Draggables._lastScrollPointer[1] = 0; - this.draw(Draggables._lastScrollPointer); - - if(this.options.change) this.options.change(this); - }, - - _getWindowScroll: function(w) { - var T, L, W, H; - with (w.document) { - if (w.document.documentElement && documentElement.scrollTop) { - T = documentElement.scrollTop; - L = documentElement.scrollLeft; - } else if (w.document.body) { - T = body.scrollTop; - L = body.scrollLeft; - } - if (w.innerWidth) { - W = w.innerWidth; - H = w.innerHeight; - } else if (w.document.documentElement && documentElement.clientWidth) { - W = documentElement.clientWidth; - H = documentElement.clientHeight; - } else { - W = body.offsetWidth; - H = body.offsetHeight - } - } - return { top: T, left: L, width: W, height: H }; - } -} - -/*--------------------------------------------------------------------------*/ - -var SortableObserver = Class.create(); -SortableObserver.prototype = { - initialize: function(element, observer) { - this.element = $(element); - this.observer = observer; - this.lastValue = Sortable.serialize(this.element); - }, - - onStart: function() { - this.lastValue = Sortable.serialize(this.element); - }, - - onEnd: function() { - Sortable.unmark(); - if(this.lastValue != Sortable.serialize(this.element)) - this.observer(this.element) - } -} - -var Sortable = { - sortables: {}, - - _findRootElement: function(element) { - while (element.tagName != "BODY") { - if(element.id && Sortable.sortables[element.id]) return element; - element = element.parentNode; - } - }, - - options: function(element) { - element = Sortable._findRootElement($(element)); - if(!element) return; - return Sortable.sortables[element.id]; - }, - - destroy: function(element){ - var s = Sortable.options(element); - - if(s) { - Draggables.removeObserver(s.element); - s.droppables.each(function(d){ Droppables.remove(d) }); - s.draggables.invoke('destroy'); - - delete Sortable.sortables[s.element.id]; - } - }, - - create: function(element) { - element = $(element); - var options = Object.extend({ - element: element, - tag: 'li', // assumes li children, override with tag: 'tagname' - dropOnEmpty: false, - tree: false, - treeTag: 'ul', - overlap: 'vertical', // one of 'vertical', 'horizontal' - constraint: 'vertical', // one of 'vertical', 'horizontal', false - containment: element, // also takes array of elements (or id's); or false - handle: false, // or a CSS class - only: false, - hoverclass: null, - ghosting: false, - scroll: false, - scrollSensitivity: 20, - scrollSpeed: 15, - format: /^[^_]*_(.*)$/, - onChange: Prototype.emptyFunction, - onUpdate: Prototype.emptyFunction - }, arguments[1] || {}); - - // clear any old sortable with same element - this.destroy(element); - - // build options for the draggables - var options_for_draggable = { - revert: true, - scroll: options.scroll, - scrollSpeed: options.scrollSpeed, - scrollSensitivity: options.scrollSensitivity, - ghosting: options.ghosting, - constraint: options.constraint, - handle: options.handle }; - - if(options.starteffect) - options_for_draggable.starteffect = options.starteffect; - - if(options.reverteffect) - options_for_draggable.reverteffect = options.reverteffect; - else - if(options.ghosting) options_for_draggable.reverteffect = function(element) { - element.style.top = 0; - element.style.left = 0; - }; - - if(options.endeffect) - options_for_draggable.endeffect = options.endeffect; - - if(options.zindex) - options_for_draggable.zindex = options.zindex; - - // build options for the droppables - var options_for_droppable = { - overlap: options.overlap, - containment: options.containment, - tree: options.tree, - hoverclass: options.hoverclass, - onHover: Sortable.onHover - //greedy: !options.dropOnEmpty - } - - var options_for_tree = { - onHover: Sortable.onEmptyHover, - overlap: options.overlap, - containment: options.containment, - hoverclass: options.hoverclass - } - - // fix for gecko engine - Element.cleanWhitespace(element); - - options.draggables = []; - options.droppables = []; - - // drop on empty handling - if(options.dropOnEmpty || options.tree) { - Droppables.add(element, options_for_tree); - options.droppables.push(element); - } - - (this.findElements(element, options) || []).each( function(e) { - // handles are per-draggable - var handle = options.handle ? - Element.childrenWithClassName(e, options.handle)[0] : e; - options.draggables.push( - new Draggable(e, Object.extend(options_for_draggable, { handle: handle }))); - Droppables.add(e, options_for_droppable); - if(options.tree) e.treeNode = element; - options.droppables.push(e); - }); - - if(options.tree) { - (Sortable.findTreeElements(element, options) || []).each( function(e) { - Droppables.add(e, options_for_tree); - e.treeNode = element; - options.droppables.push(e); - }); - } - - // keep reference - this.sortables[element.id] = options; - - // for onupdate - Draggables.addObserver(new SortableObserver(element, options.onUpdate)); - - }, - - // return all suitable-for-sortable elements in a guaranteed order - findElements: function(element, options) { - return Element.findChildren( - element, options.only, options.tree ? true : false, options.tag); - }, - - findTreeElements: function(element, options) { - return Element.findChildren( - element, options.only, options.tree ? true : false, options.treeTag); - }, - - onHover: function(element, dropon, overlap) { - if(Element.isParent(dropon, element)) return; - - if(overlap > .33 && overlap < .66 && Sortable.options(dropon).tree) { - return; - } else if(overlap>0.5) { - Sortable.mark(dropon, 'before'); - if(dropon.previousSibling != element) { - var oldParentNode = element.parentNode; - element.style.visibility = "hidden"; // fix gecko rendering - dropon.parentNode.insertBefore(element, dropon); - if(dropon.parentNode!=oldParentNode) - Sortable.options(oldParentNode).onChange(element); - Sortable.options(dropon.parentNode).onChange(element); - } - } else { - Sortable.mark(dropon, 'after'); - var nextElement = dropon.nextSibling || null; - if(nextElement != element) { - var oldParentNode = element.parentNode; - element.style.visibility = "hidden"; // fix gecko rendering - dropon.parentNode.insertBefore(element, nextElement); - if(dropon.parentNode!=oldParentNode) - Sortable.options(oldParentNode).onChange(element); - Sortable.options(dropon.parentNode).onChange(element); - } - } - }, - - onEmptyHover: function(element, dropon, overlap) { - var oldParentNode = element.parentNode; - var droponOptions = Sortable.options(dropon); - - if(!Element.isParent(dropon, element)) { - var index; - - var children = Sortable.findElements(dropon, {tag: droponOptions.tag, only: droponOptions.only}); - var child = null; - - if(children) { - var offset = Element.offsetSize(dropon, droponOptions.overlap) * (1.0 - overlap); - - for (index = 0; index < children.length; index += 1) { - if (offset - Element.offsetSize (children[index], droponOptions.overlap) >= 0) { - offset -= Element.offsetSize (children[index], droponOptions.overlap); - } else if (offset - (Element.offsetSize (children[index], droponOptions.overlap) / 2) >= 0) { - child = index + 1 < children.length ? children[index + 1] : null; - break; - } else { - child = children[index]; - break; - } - } - } - - dropon.insertBefore(element, child); - - Sortable.options(oldParentNode).onChange(element); - droponOptions.onChange(element); - } - }, - - unmark: function() { - if(Sortable._marker) Element.hide(Sortable._marker); - }, - - mark: function(dropon, position) { - // mark on ghosting only - var sortable = Sortable.options(dropon.parentNode); - if(sortable && !sortable.ghosting) return; - - if(!Sortable._marker) { - Sortable._marker = $('dropmarker') || document.createElement('DIV'); - Element.hide(Sortable._marker); - Element.addClassName(Sortable._marker, 'dropmarker'); - Sortable._marker.style.position = 'absolute'; - document.getElementsByTagName("body").item(0).appendChild(Sortable._marker); - } - var offsets = Position.cumulativeOffset(dropon); - Sortable._marker.style.left = offsets[0] + 'px'; - Sortable._marker.style.top = offsets[1] + 'px'; - - if(position=='after') - if(sortable.overlap == 'horizontal') - Sortable._marker.style.left = (offsets[0]+dropon.clientWidth) + 'px'; - else - Sortable._marker.style.top = (offsets[1]+dropon.clientHeight) + 'px'; - - Element.show(Sortable._marker); - }, - - _tree: function(element, options, parent) { - var children = Sortable.findElements(element, options) || []; - - for (var i = 0; i < children.length; ++i) { - var match = children[i].id.match(options.format); - - if (!match) continue; - - var child = { - id: encodeURIComponent(match ? match[1] : null), - element: element, - parent: parent, - children: new Array, - position: parent.children.length, - container: Sortable._findChildrenElement(children[i], options.treeTag.toUpperCase()) - } - - /* Get the element containing the children and recurse over it */ - if (child.container) - this._tree(child.container, options, child) - - parent.children.push (child); - } - - return parent; - }, - - /* Finds the first element of the given tag type within a parent element. - Used for finding the first LI[ST] within a L[IST]I[TEM].*/ - _findChildrenElement: function (element, containerTag) { - if (element && element.hasChildNodes) - for (var i = 0; i < element.childNodes.length; ++i) - if (element.childNodes[i].tagName == containerTag) - return element.childNodes[i]; - - return null; - }, - - tree: function(element) { - element = $(element); - var sortableOptions = this.options(element); - var options = Object.extend({ - tag: sortableOptions.tag, - treeTag: sortableOptions.treeTag, - only: sortableOptions.only, - name: element.id, - format: sortableOptions.format - }, arguments[1] || {}); - - var root = { - id: null, - parent: null, - children: new Array, - container: element, - position: 0 - } - - return Sortable._tree (element, options, root); - }, - - /* Construct a [i] index for a particular node */ - _constructIndex: function(node) { - var index = ''; - do { - if (node.id) index = '[' + node.position + ']' + index; - } while ((node = node.parent) != null); - return index; - }, - - sequence: function(element) { - element = $(element); - var options = Object.extend(this.options(element), arguments[1] || {}); - - return $(this.findElements(element, options) || []).map( function(item) { - return item.id.match(options.format) ? item.id.match(options.format)[1] : ''; - }); - }, - - setSequence: function(element, new_sequence) { - element = $(element); - var options = Object.extend(this.options(element), arguments[2] || {}); - - var nodeMap = {}; - this.findElements(element, options).each( function(n) { - if (n.id.match(options.format)) - nodeMap[n.id.match(options.format)[1]] = [n, n.parentNode]; - n.parentNode.removeChild(n); - }); - - new_sequence.each(function(ident) { - var n = nodeMap[ident]; - if (n) { - n[1].appendChild(n[0]); - delete nodeMap[ident]; - } - }); - }, - - serialize: function(element) { - element = $(element); - var options = Object.extend(Sortable.options(element), arguments[1] || {}); - var name = encodeURIComponent( - (arguments[1] && arguments[1].name) ? arguments[1].name : element.id); - - if (options.tree) { - return Sortable.tree(element, arguments[1]).children.map( function (item) { - return [name + Sortable._constructIndex(item) + "[id]=" + - encodeURIComponent(item.id)].concat(item.children.map(arguments.callee)); - }).flatten().join('&'); - } else { - return Sortable.sequence(element, arguments[1]).map( function(item) { - return name + "[]=" + encodeURIComponent(item); - }).join('&'); - } - } -} - -/* Returns true if child is contained within element */ -Element.isParent = function(child, element) { - if (!child.parentNode || child == element) return false; - - if (child.parentNode == element) return true; - - return Element.isParent(child.parentNode, element); -} - -Element.findChildren = function(element, only, recursive, tagName) { - if(!element.hasChildNodes()) return null; - tagName = tagName.toUpperCase(); - if(only) only = [only].flatten(); - var elements = []; - $A(element.childNodes).each( function(e) { - if(e.tagName && e.tagName.toUpperCase()==tagName && - (!only || (Element.classNames(e).detect(function(v) { return only.include(v) })))) - elements.push(e); - if(recursive) { - var grandchildren = Element.findChildren(e, only, recursive, tagName); - if(grandchildren) elements.push(grandchildren); - } - }); - - return (elements.length>0 ? elements.flatten() : []); -} - -Element.offsetSize = function (element, type) { - if (type == 'vertical' || type == 'height') - return element.offsetHeight; - else - return element.offsetWidth; -} - -// Copyright (c) 2005 Marty Haught, Thomas Fuchs -// -// See http://script.aculo.us for more info -// -// Permission is hereby granted, free of charge, to any person obtaining -// a copy of this software and associated documentation files (the -// "Software"), to deal in the Software without restriction, including -// without limitation the rights to use, copy, modify, merge, publish, -// distribute, sublicense, and/or sell copies of the Software, and to -// permit persons to whom the Software is furnished to do so, subject to -// the following conditions: -// -// The above copyright notice and this permission notice shall be -// included in all copies or substantial portions of the Software. -// -// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, -// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND -// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE -// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION -// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION -// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - -if(!Control) var Control = {}; -Control.Slider = Class.create(); - -// options: -// axis: 'vertical', or 'horizontal' (default) -// -// callbacks: -// onChange(value) -// onSlide(value) -Control.Slider.prototype = { - initialize: function(handle, track, options) { - var slider = this; - - if(handle instanceof Array) { - this.handles = handle.collect( function(e) { return $(e) }); - } else { - this.handles = [$(handle)]; - } - - this.track = $(track); - this.options = options || {}; - - this.axis = this.options.axis || 'horizontal'; - this.increment = this.options.increment || 1; - this.step = parseInt(this.options.step || '1'); - this.range = this.options.range || $R(0,1); - - this.value = 0; // assure backwards compat - this.values = this.handles.map( function() { return 0 }); - this.spans = this.options.spans ? this.options.spans.map(function(s){ return $(s) }) : false; - this.options.startSpan = $(this.options.startSpan || null); - this.options.endSpan = $(this.options.endSpan || null); - - this.restricted = this.options.restricted || false; - - this.maximum = this.options.maximum || this.range.end; - this.minimum = this.options.minimum || this.range.start; - - // Will be used to align the handle onto the track, if necessary - this.alignX = parseInt(this.options.alignX || '0'); - this.alignY = parseInt(this.options.alignY || '0'); - - this.trackLength = this.maximumOffset() - this.minimumOffset(); - - this.handleLength = this.isVertical() ? - (this.handles[0].offsetHeight != 0 ? - this.handles[0].offsetHeight : this.handles[0].style.height.replace(/px$/,"")) : - (this.handles[0].offsetWidth != 0 ? this.handles[0].offsetWidth : - this.handles[0].style.width.replace(/px$/,"")); - - this.active = false; - this.dragging = false; - this.disabled = false; - - if(this.options.disabled) this.setDisabled(); - - // Allowed values array - this.allowedValues = this.options.values ? this.options.values.sortBy(Prototype.K) : false; - if(this.allowedValues) { - this.minimum = this.allowedValues.min(); - this.maximum = this.allowedValues.max(); - } - - this.eventMouseDown = this.startDrag.bindAsEventListener(this); - this.eventMouseUp = this.endDrag.bindAsEventListener(this); - this.eventMouseMove = this.update.bindAsEventListener(this); - - // Initialize handles in reverse (make sure first handle is active) - this.handles.each( function(h,i) { - i = slider.handles.length-1-i; - slider.setValue(parseFloat( - (slider.options.sliderValue instanceof Array ? - slider.options.sliderValue[i] : slider.options.sliderValue) || - slider.range.start), i); - Element.makePositioned(h); // fix IE - Event.observe(h, "mousedown", slider.eventMouseDown); - }); - - Event.observe(this.track, "mousedown", this.eventMouseDown); - Event.observe(document, "mouseup", this.eventMouseUp); - Event.observe(document, "mousemove", this.eventMouseMove); - - this.initialized = true; - }, - dispose: function() { - var slider = this; - Event.stopObserving(this.track, "mousedown", this.eventMouseDown); - Event.stopObserving(document, "mouseup", this.eventMouseUp); - Event.stopObserving(document, "mousemove", this.eventMouseMove); - this.handles.each( function(h) { - Event.stopObserving(h, "mousedown", slider.eventMouseDown); - }); - }, - setDisabled: function(){ - this.disabled = true; - }, - setEnabled: function(){ - this.disabled = false; - }, - getNearestValue: function(value){ - if(this.allowedValues){ - if(value >= this.allowedValues.max()) return(this.allowedValues.max()); - if(value <= this.allowedValues.min()) return(this.allowedValues.min()); - - var offset = Math.abs(this.allowedValues[0] - value); - var newValue = this.allowedValues[0]; - this.allowedValues.each( function(v) { - var currentOffset = Math.abs(v - value); - if(currentOffset <= offset){ - newValue = v; - offset = currentOffset; - } - }); - return newValue; - } - if(value > this.range.end) return this.range.end; - if(value < this.range.start) return this.range.start; - return value; - }, - setValue: function(sliderValue, handleIdx){ - if(!this.active) { - this.activeHandleIdx = handleIdx || 0; - this.activeHandle = this.handles[this.activeHandleIdx]; - this.updateStyles(); - } - handleIdx = handleIdx || this.activeHandleIdx || 0; - if(this.initialized && this.restricted) { - if((handleIdx>0) && (sliderValuethis.values[handleIdx+1])) - sliderValue = this.values[handleIdx+1]; - } - sliderValue = this.getNearestValue(sliderValue); - this.values[handleIdx] = sliderValue; - this.value = this.values[0]; // assure backwards compat - - this.handles[handleIdx].style[this.isVertical() ? 'top' : 'left'] = - this.translateToPx(sliderValue); - - this.drawSpans(); - if(!this.dragging || !this.event) this.updateFinished(); - }, - setValueBy: function(delta, handleIdx) { - this.setValue(this.values[handleIdx || this.activeHandleIdx || 0] + delta, - handleIdx || this.activeHandleIdx || 0); - }, - translateToPx: function(value) { - return Math.round( - ((this.trackLength-this.handleLength)/(this.range.end-this.range.start)) * - (value - this.range.start)) + "px"; - }, - translateToValue: function(offset) { - return ((offset/(this.trackLength-this.handleLength) * - (this.range.end-this.range.start)) + this.range.start); - }, - getRange: function(range) { - var v = this.values.sortBy(Prototype.K); - range = range || 0; - return $R(v[range],v[range+1]); - }, - minimumOffset: function(){ - return(this.isVertical() ? this.alignY : this.alignX); - }, - maximumOffset: function(){ - return(this.isVertical() ? - (this.track.offsetHeight != 0 ? this.track.offsetHeight : - this.track.style.height.replace(/px$/,"")) - this.alignY : - (this.track.offsetWidth != 0 ? this.track.offsetWidth : - this.track.style.width.replace(/px$/,"")) - this.alignY); - }, - isVertical: function(){ - return (this.axis == 'vertical'); - }, - drawSpans: function() { - var slider = this; - if(this.spans) - $R(0, this.spans.length-1).each(function(r) { slider.setSpan(slider.spans[r], slider.getRange(r)) }); - if(this.options.startSpan) - this.setSpan(this.options.startSpan, - $R(0, this.values.length>1 ? this.getRange(0).min() : this.value )); - if(this.options.endSpan) - this.setSpan(this.options.endSpan, - $R(this.values.length>1 ? this.getRange(this.spans.length-1).max() : this.value, this.maximum)); - }, - setSpan: function(span, range) { - if(this.isVertical()) { - span.style.top = this.translateToPx(range.start); - span.style.height = this.translateToPx(range.end - range.start + this.range.start); - } else { - span.style.left = this.translateToPx(range.start); - span.style.width = this.translateToPx(range.end - range.start + this.range.start); - } - }, - updateStyles: function() { - this.handles.each( function(h){ Element.removeClassName(h, 'selected') }); - Element.addClassName(this.activeHandle, 'selected'); - }, - startDrag: function(event) { - if(Event.isLeftClick(event)) { - if(!this.disabled){ - this.active = true; - - var handle = Event.element(event); - var pointer = [Event.pointerX(event), Event.pointerY(event)]; - var track = handle; - if(track==this.track) { - var offsets = Position.cumulativeOffset(this.track); - this.event = event; - this.setValue(this.translateToValue( - (this.isVertical() ? pointer[1]-offsets[1] : pointer[0]-offsets[0])-(this.handleLength/2) - )); - var offsets = Position.cumulativeOffset(this.activeHandle); - this.offsetX = (pointer[0] - offsets[0]); - this.offsetY = (pointer[1] - offsets[1]); - } else { - // find the handle (prevents issues with Safari) - while((this.handles.indexOf(handle) == -1) && handle.parentNode) - handle = handle.parentNode; - - this.activeHandle = handle; - this.activeHandleIdx = this.handles.indexOf(this.activeHandle); - this.updateStyles(); - - var offsets = Position.cumulativeOffset(this.activeHandle); - this.offsetX = (pointer[0] - offsets[0]); - this.offsetY = (pointer[1] - offsets[1]); - } - } - Event.stop(event); - } - }, - update: function(event) { - if(this.active) { - if(!this.dragging) this.dragging = true; - this.draw(event); - // fix AppleWebKit rendering - if(navigator.appVersion.indexOf('AppleWebKit')>0) window.scrollBy(0,0); - Event.stop(event); - } - }, - draw: function(event) { - var pointer = [Event.pointerX(event), Event.pointerY(event)]; - var offsets = Position.cumulativeOffset(this.track); - pointer[0] -= this.offsetX + offsets[0]; - pointer[1] -= this.offsetY + offsets[1]; - this.event = event; - this.setValue(this.translateToValue( this.isVertical() ? pointer[1] : pointer[0] )); - if(this.initialized && this.options.onSlide) - this.options.onSlide(this.values.length>1 ? this.values : this.value, this); - }, - endDrag: function(event) { - if(this.active && this.dragging) { - this.finishDrag(event, true); - Event.stop(event); - } - this.active = false; - this.dragging = false; - }, - finishDrag: function(event, success) { - this.active = false; - this.dragging = false; - this.updateFinished(); - }, - updateFinished: function() { - if(this.initialized && this.options.onChange) - this.options.onChange(this.values.length>1 ? this.values : this.value, this); - this.event = null; - } -} - /** - * Auto complete textbox via AJAX. + * Generic postback control. */ -Prado.AutoCompleter = Class.create(); +Prado.WebUI.CallbackControl = Class.extend(Prado.WebUI.PostBackControl, +{ + onPostBack : function(event, options) + { + request = new Prado.CallbackRequest(options.EventTarget, options); + request.dispatch(); + Event.stop(event); + } +}); +/** + * TActiveButton control. + */ +Prado.WebUI.TActiveButton = Class.extend(Prado.WebUI.CallbackControl); +/** + * TActiveLinkButton control. + */ +Prado.WebUI.TActiveLinkButton = Class.extend(Prado.WebUI.CallbackControl); +Prado.WebUI.TActiveImageButton = Class.extend(Prado.WebUI.TImageButton, +{ + onPostBack : function(event, options) + { + this.addXYInput(event,options); + request = new Prado.CallbackRequest(options.EventTarget, options); + request.dispatch(); + Event.stop(event); + } +}); /** - * Overrides parent implementation of updateElement by trimming the value. + * Active check box. */ -Prado.AutoCompleter.Base = function(){}; -Prado.AutoCompleter.Base.prototype = Object.extend(Autocompleter.Base.prototype, +Prado.WebUI.TActiveCheckBox = Class.extend(Prado.WebUI.CallbackControl, { - updateElement: function(selectedElement) - { - if (this.options.updateElement) { - this.options.updateElement(selectedElement); - return; - } + onPostBack : function(event, options) + { + request = new Prado.CallbackRequest(options.EventTarget, options); + request.dispatch(); + } +}); - var value = Element.collectTextNodesIgnoreClass(selectedElement, 'informal'); - var lastTokenPos = this.findLastToken(); - if (lastTokenPos != -1) { - var newValue = this.element.value.substr(0, lastTokenPos + 1); - var whitespace = this.element.value.substr(lastTokenPos + 1).match(/^\s+/); - if (whitespace) - newValue += whitespace[0]; - this.element.value = (newValue + value).trim(); - } else { - this.element.value = value.trim(); - } - this.element.focus(); - - if (this.options.afterUpdateElement) - this.options.afterUpdateElement(this.element, selectedElement); - } +/** + * TActiveRadioButton control. + */ +Prado.WebUI.TActiveRadioButton = Class.extend(Prado.WebUI.TActiveCheckBox); + + +/** + * TActiveTextBox control, handles onchange event. + */ +Prado.WebUI.TActiveTextBox = Class.extend(Prado.WebUI.TTextBox, +{ + onInit : function(options) + { + if(options['TextMode'] != 'MultiLine') + Event.observe(this.element, "keydown", this.handleReturnKey.bind(this)); + Event.observe(this.element, "change", this.doCallback.bindEvent(this,options)); + }, + + doCallback : function(event, options) + { + request = new Prado.CallbackRequest(options.EventTarget, options); + request.dispatch(); + Event.stop(event); + } }); /** - * Based on the Prototype Autocompleter class. - * This client-side component should be instantiated from a Prado component. - * Usage: new Prado.AutoCompleter('textboxID', 'updateDivID', {callbackID : '...'}); + * TAutoComplete control. */ -Prado.AutoCompleter.prototype = Object.extend(new Autocompleter.Base(), +Prado.WebUI.TAutoComplete = Class.extend(Autocompleter.Base, Prado.WebUI.TActiveTextBox.prototype); +Prado.WebUI.TAutoComplete = Class.extend(Prado.WebUI.TAutoComplete, { - /** - * This component is initialized by - * new Prado.AutoCompleter(...) - * @param string the ID of the textbox element to observe - * @param string the ID of the div to display the auto-complete options - * @param array a hash of options, e.g. auto-completion token separator. - */ - initialize : function(element, update, options) + initialize : function(options) { - this.baseInitialize(element, update, options); + this.options = options; + this.baseInitialize(options.ID, options.ResultPanel, options); + Object.extend(this.options, + { + onSuccess : this.onComplete.bind(this) + }); + + if(options.AutoPostBack) + this.onInit(options); }, - /** - * The callback function, i.e., function called on successful AJAX return. - * Calls update choices in the Autocompleter. - * @param string new auto-complete options for display - */ - onUpdateReturn : function(result) + doCallback : function(event, options) { - if(isString(result) && result.length > 0) - this.updateChoices(result); + if(!this.active) + { + request = new Prado.CallbackRequest(options.EventTarget, options); + request.dispatch(); + Event.stop(event); + } + }, + + //Overrides parent implementation, fires onchange event. + onClick: function(event) + { + var element = Event.findElement(event, 'LI'); + this.index = element.autocompleteIndex; + this.selectEntry(); + this.hide(); + Event.fireEvent(this.element, "change"); }, - /** - * Requesting new choices using Prado's client-side callback scheme. - */ getUpdatedChoices : function() { - Prado.Callback(this.element.id, this.getToken(), this.onUpdateReturn.bind(this)); + options = new Array(this.getToken(),"__TAutoComplete_onSuggest__"); + Prado.Callback(this.options.EventTarget, options, null, this.options); + }, + + onComplete : function(request, boundary) + { + result = Prado.Element.extractContent(request.transport.responseText, boundary); + if(typeof(result) == "string" && result.length > 0) + this.updateChoices(result); } }); /** - * Prado TActivePanel client javascript. Usage - * - * Prado.ActivePanel.register("id", options); - * Prado.ActivePanel.update("id", "hello"); - * + * Time Triggered Callback class. */ -Prado.ActivePanel = +Prado.WebUI.TTimeTriggeredCallback = Base.extend( { - callbacks : {}, + count : 0, + timeout : 0, - register : function(id, options) + constructor : function(options) { - Prado.ActivePanel.callbacks[id] = options; + this.options = Object.extend( + { + Interval : 1, + DecayRate : 0 + }, options || {}) + + this.onComplete = this.options.onComplete; + Prado.WebUI.TTimeTriggeredCallback.register(this); }, - update : function(id, param) + startTimer : function() { - var request = new Prado.ActivePanel.Request(id, - Prado.ActivePanel.callbacks[id]); - request.callback(param); + this.options.onComplete = this.onRequestComplete.bind(this); + setTimeout(this.onTimerEvent.bind(this), 200); + }, + + stopTimer : function() + { + (this.onComplete || Prototype.emptyFunction).apply(this, arguments); + this.options.onComplete = undefined; + clearTimeout(this.timer); + this.timer = undefined; + this.count = 0; + }, + + onTimerEvent : function() + { + this.options.params = this.timeout/1000; + request = new Prado.CallbackRequest(this.options.ID, this.options); + request.dispatch(); + }, + + onRequestComplete : function() + { + (this.onComplete || Prototype.emptyFunction).apply(this, arguments); + this.timer = setTimeout(this.onTimerEvent.bind(this), this.getNewTimeout()) + }, + + getNewTimeout : function() + { + switch(this.options.DecayType) + { + case 'Exponential': + t = (Math.exp(this.options.DecayRate*this.count*this.options.Interval))-1; + break; + case 'Linear': + t = this.options.DecayRate*this.count*this.options.Interval; + break; + case 'Quadratic': + t = this.options.DecayRate*this.count*this.count*this.options.Interval; + break; + case 'Cubic': + t = this.options.DecayRate*this.count*this.count*this.count*this.options.Interval; + break; + default : t = 0; + } + this.timeout = (t + this.options.Interval)*1000; + this.count++; + return parseInt(this.timeout); } -} +}, +//class methods +{ + timers : {}, + + register : function(timer) + { + this.timers[timer.options.ID] = timer; + }, + + start : function(id) + { + if(this.timers[id]) + this.timers[id].startTimer(); + }, + + stop : function(id) + { + if(this.timers[id]) + this.timers[id].stopTimer(); + } +}); + +Prado.WebUI.ActiveListControl = Base.extend( +{ + constructor : function(options) + { + this.element = $(options.ID); + this.options = options; + Event.observe(this.element, "change", this.doCallback.bind(this)); + }, + + doCallback : function(event) + { + request = new Prado.CallbackRequest(this.options.EventTarget, this.options); + request.dispatch(); + Event.stop(event); + } +}); + +Prado.WebUI.TActiveDropDownList = Prado.WebUI.ActiveListControl; +Prado.WebUI.TActiveListBox = Prado.WebUI.ActiveListControl; /** - * Client-script for TActivePanel. Uses Callback to notify the server - * for updates, if update option is set, the innerHTML of the update ID - * is set to the returned output. + * Observe event of a particular control to trigger a callback request. */ -Prado.ActivePanel.Request = Class.create(); -Prado.ActivePanel.Request.prototype = +Prado.WebUI.TEventTriggeredCallback = Base.extend( { - initialize : function(element, options) + constructor : function(options) + { + this.options = options; + element = $(options['ControlID']); + if(element) + Event.observe(element, this.getEventName(element), this.doCallback.bind(this)); + }, + + getEventName : function(element) + { + name = this.options.EventName; + if(typeof(name) == "undefined" && element.type) + { + switch (element.type.toLowerCase()) + { + case 'password': + case 'text': + case 'textarea': + case 'select-one': + case 'select-multiple': + return 'change'; + } + } + return typeof(name) == "undefined" || name == "undefined" ? 'click' : name; + }, + + doCallback : function(event) + { + request = new Prado.CallbackRequest(this.options.ID, this.options); + request.dispatch(); + if(this.options.StopEvent == true) + Event.stop(event); + } +}); + +/** + * Observe changes to a property of a particular control to trigger a callback. + */ +Prado.WebUI.TValueTriggeredCallback = Base.extend( +{ + count : 1, + + observing : true, + + constructor : function(options) + { + this.options = options; + this.options.PropertyName = this.options.PropertyName || 'value'; + element = $(options['ControlID']); + this.value = element ? element[this.options.PropertyName] : undefined; + Prado.WebUI.TValueTriggeredCallback.register(this); + this.startObserving(); + }, + + stopObserving : function() + { + clearTimeout(this.timer); + this.observing = false; + }, + + startObserving : function() + { + this.timer = setTimeout(this.checkChanges.bind(this), this.options.Interval*1000); + }, + + checkChanges : function() + { + element = $(this.options.ControlID); + if(element) + { + value = element[this.options.PropertyName]; + if(this.value != value) + { + this.doCallback(this.value, value); + this.value = value; + this.count=1; + } + else + this.count = this.count + this.options.Decay; + if(this.observing) + this.time = setTimeout(this.checkChanges.bind(this), + parseInt(this.options.Interval*1000*this.count)); + } + }, + + doCallback : function(oldValue, newValue) + { + request = new Prado.CallbackRequest(this.options.ID, this.options); + param = {'OldValue' : oldValue, 'NewValue' : newValue}; + request.setParameter(param); + request.dispatch(); + } +}, +//class methods +{ + timers : {}, + + register : function(timer) + { + this.timers[timer.options.ID] = timer; + }, + + stop : function(id) + { + if(this.timers[id]) + this.timers[id].stopObserving(); + } +}); + + +Prado.WebUI.TInPlaceTextBox = Base.extend( +{ + isSaving : false, + isEditing : false, + editField : null, + + constructor : function(options) + { + this.options = Object.extend( + { + LoadTextFromSource : false, + TextMode : 'SingleLine' + + }, options || {}); + this.element = $(this.options.ID); + + this.initializeListeners(); + }, + + /** + * Initialize the listeners. + */ + initializeListeners : function() + { + this.onclickListener = this.enterEditMode.bindAsEventListener(this); + Event.observe(this.element, 'click', this.onclickListener); + if (this.options.ExternalControl) + Event.observe($(this.options.ExternalControl), 'click', this.onclickListener); + }, + + /** + * Changes the panel to an editable input. + * @param {Event} evt event source + */ + enterEditMode : function(evt) + { + if (this.isSaving) return; + if (this.isEditing) return; + this.isEditing = true; + this.onEnterEditMode(); + this.createEditorInput(); + this.showTextBox(); + this.editField.disabled = false; + if(this.options.LoadTextOnEdit) + this.loadExternalText(); + Prado.Element.focus(this.editField); + if (evt) + Event.stop(evt); + return false; + }, + + showTextBox : function() + { + Element.hide(this.element); + Element.show(this.editField); + }, + + showLabel : function() { - this.element = element; - this.setOptions(options); + Element.show(this.element); + Element.hide(this.editField); }, /** - * Set some options. + * Create the edit input field. */ - setOptions : function(options) + createEditorInput : function() + { + if(this.editField == null) + this.createTextBox(); + + this.editField.value = this.getText(); + }, + + loadExternalText : function() { - this.options = + this.editField.disabled = true; + this.onLoadingText(); + options = new Array('__InlineEditor_loadExternalText__', this.getText()); + request = new Prado.CallbackRequest(this.options.EventTarget, this.options); + request.setCausesValidation(false); + request.setParameter(options); + request.options.onSuccess = this.onloadExternalTextSuccess.bind(this); + request.options.onFailure = this.onloadExternalTextFailure.bind(this); + request.dispatch(); + }, + + /** + * Create a new input textbox or textarea + */ + createTextBox : function() + { + cssClass= this.element.className || ''; + inputName = this.options.EventTarget; + options = {'className' : cssClass, name : inputName, id : this.options.TextBoxID}; + if(this.options.TextMode == 'SingleLine') + { + if(this.options.MaxLength > 0) + options['maxlength'] = this.options.MaxLength; + this.editField = INPUT(options); + } + else { - onSuccess : this.onSuccess.bind(this) + if(this.options.Rows > 0) + options['rows'] = this.options.Rows; + if(this.options.Columns > 0) + options['cols'] = this.options.Columns; + if(this.options.Wrap) + options['wrap'] = 'off'; + this.editField = TEXTAREA(options); } - Object.extend(this.options, options || {}); + + this.editField.style.display="none"; + this.element.parentNode.insertBefore(this.editField,this.element) + + //handle return key within single line textbox + if(this.options.TextMode == 'SingleLine') + { + Event.observe(this.editField, "keydown", function(e) + { + if(Event.keyCode(e) == Event.KEY_RETURN) + { + var target = Event.element(e); + if(target) + { + Event.fireEvent(target, "blur"); + Event.stop(e); + } + } + }); + } + + Event.observe(this.editField, "blur", this.onTextBoxBlur.bind(this)); }, /** - * Make the callback request + * @return {String} panel inner html text. */ - callback : function(param) + getText: function() { - this.options.params = [param]; - new Prado.AJAX.Callback(this.element, this.options); - }, + return this.element.innerHTML; + }, /** - * Callback onSuccess handler, update the element innerHTML if necessary + * Edit mode entered, calls optional event handlers. */ - onSuccess : function(result, output) + onEnterEditMode : function() + { + if(typeof(this.options.onEnterEditMode) == "function") + this.options.onEnterEditMode(this,null); + }, + + onTextBoxBlur : function(e) { - if(this.options.update) + text = this.element.innerHTML; + if(this.options.AutoPostBack && text != this.editField.value) + this.onTextChanged(text); + else { - if (!this.options.evalScripts) - output = output.stripScripts(); - Element.update(this.options.update, output); + this.element.innerHTML = this.editField.value; + this.isEditing = false; + if(this.options.AutoHide) + this.showLabel(); } - } -} + }, -/** - * Drop container to accept draggable component drops. - */ -Prado.DropContainer = Class.create(); -Prado.DropContainer.prototype = Object.extend(new Prado.ActivePanel.Request(), -{ - initialize : function(element, options) + /** + * When the text input value has changed. + * @param {String} original text + */ + onTextChanged : function(text) { - this.element = element; - this.setOptions(options); - Object.extend(this.options, + request = new Prado.CallbackRequest(this.options.EventTarget, this.options); + request.setParameter(text); + request.options.onSuccess = this.onTextChangedSuccess.bind(this); + request.options.onFailure = this.onTextChangedFailure.bind(this); + if(request.dispatch()) { - onDrop : this.onDrop.bind(this), - evalScripts : true, - onSuccess : options.onSuccess || this.onSuccess.bind(this) - }); - Droppables.add(element, this.options); + this.isSaving = true; + this.editField.disabled = true; + } }, - onDrop : function(draggable, droppable) + /** + * When loading external text. + */ + onLoadingText : function() { - this.callback(draggable.id) - } -}); + //Logger.info("on loading text"); + }, -Prado.ActiveImageButton = Class.create(); -Prado.ActiveImageButton.prototype = -{ - initialize : function(element, options) + onloadExternalTextSuccess : function(request, parameter) { - this.element = $(element); - this.options = options; - Event.observe(this.element, "click", this.click.bind(this)); + this.isEditing = true; + this.editField.disabled = false; + this.editField.value = this.getText(); + Prado.Element.focus(this.editField); }, - click : function(e) + onloadExternalTextFailure : function(request, parameter) { - var el = $('{$this->ClientID}'); - var imagePos = Position.cumulativeOffset(this.element); - var clickedPos = [e.clientX, e.clientY]; - var param = (clickedPos[0]-imagePos[0]+1)+","+(clickedPos[1]-imagePos[1]+1); - Prado.Callback(this.element, param, null, this.options); - Event.stop(e); - } -} + this.isSaving = false; + this.isEditing = false; + this.showLabel(); + }, + /** + * Text change successfully. + * @param {Object} sender + * @param {Object} parameter + */ + onTextChangedSuccess : function(sender, parameter) + { + this.isSaving = false; + this.isEditing = false; + if(this.options.AutoHide) + this.showLabel(); + this.element.innerHTML = parameter == null ? this.editField.value : parameter; + this.editField.disabled = false; + }, - + onTextChangedFailure : function(sender, parameter) + { + this.editField.disabled = false; + this.isSaving = false; + this.isEditing = false; + } +}); -- cgit v1.2.3