diff options
Diffstat (limited to 'actionpack/lib/action_view/helpers/javascripts/controls.js')
-rw-r--r-- | actionpack/lib/action_view/helpers/javascripts/controls.js | 963 |
1 files changed, 0 insertions, 963 deletions
diff --git a/actionpack/lib/action_view/helpers/javascripts/controls.js b/actionpack/lib/action_view/helpers/javascripts/controls.js deleted file mode 100644 index ca29aefdd1..0000000000 --- a/actionpack/lib/action_view/helpers/javascripts/controls.js +++ /dev/null @@ -1,963 +0,0 @@ -// Copyright (c) 2005-2008 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us) -// (c) 2005-2008 Ivan Krstic (http://blogs.law.harvard.edu/ivan) -// (c) 2005-2008 Jon Tirsen (http://www.tirsen.com) -// Contributors: -// Richard Livsey -// Rahul Bhargava -// Rob Wills -// -// script.aculo.us is freely distributable under the terms of an MIT-style license. -// For details, see the script.aculo.us web site: http://script.aculo.us/ - -// Autocompleter.Base handles all the autocompletion functionality -// that's independent of the data source for autocompletion. This -// includes drawing the autocompletion menu, observing keyboard -// and mouse events, and similar. -// -// Specific autocompleters need to provide, at the very least, -// a getUpdatedChoices function that will be invoked every time -// the text inside the monitored textbox changes. This method -// should get the text for which to provide autocompletion by -// invoking this.getToken(), NOT by directly accessing -// this.element.value. This is to allow incremental tokenized -// autocompletion. Specific auto-completion logic (AJAX, etc) -// belongs in getUpdatedChoices. -// -// Tokenized incremental autocompletion is enabled automatically -// when an autocompleter is instantiated with the 'tokens' option -// in the options parameter, e.g.: -// new Ajax.Autocompleter('id','upd', '/url/', { tokens: ',' }); -// will incrementally autocomplete with a comma as the token. -// Additionally, ',' in the above example can be replaced with -// a token array, e.g. { tokens: [',', '\n'] } which -// enables autocompletion on multiple tokens. This is most -// useful when one of the tokens is \n (a newline), as it -// allows smart autocompletion after linebreaks. - -if(typeof Effect == 'undefined') - throw("controls.js requires including script.aculo.us' effects.js library"); - -var Autocompleter = { }; -Autocompleter.Base = Class.create({ - baseInitialize: function(element, update, options) { - element = $(element); - this.element = element; - this.update = $(update); - this.hasFocus = false; - this.changed = false; - this.active = false; - this.index = 0; - this.entryCount = 0; - this.oldElementValue = this.element.value; - - if(this.setOptions) - this.setOptions(options); - else - this.options = options || { }; - - this.options.paramName = this.options.paramName || this.element.name; - this.options.tokens = this.options.tokens || []; - this.options.frequency = this.options.frequency || 0.4; - this.options.minChars = this.options.minChars || 1; - this.options.onShow = this.options.onShow || - function(element, update){ - if(!update.style.position || update.style.position=='absolute') { - update.style.position = 'absolute'; - Position.clone(element, update, { - setHeight: false, - offsetTop: element.offsetHeight - }); - } - Effect.Appear(update,{duration:0.15}); - }; - this.options.onHide = this.options.onHide || - function(element, update){ new Effect.Fade(update,{duration:0.15}) }; - - if(typeof(this.options.tokens) == 'string') - this.options.tokens = new Array(this.options.tokens); - // Force carriage returns as token delimiters anyway - if (!this.options.tokens.include('\n')) - this.options.tokens.push('\n'); - - this.observer = null; - - this.element.setAttribute('autocomplete','off'); - - Element.hide(this.update); - - Event.observe(this.element, 'blur', this.onBlur.bindAsEventListener(this)); - Event.observe(this.element, 'keydown', this.onKeyPress.bindAsEventListener(this)); - }, - - show: function() { - if(Element.getStyle(this.update, 'display')=='none') this.options.onShow(this.element, this.update); - if(!this.iefix && - (Prototype.Browser.IE) && - (Element.getStyle(this.update, 'position')=='absolute')) { - new Insertion.After(this.update, - '<iframe id="' + this.update.id + '_iefix" '+ - 'style="display:none;position:absolute;filter:progid:DXImageTransform.Microsoft.Alpha(opacity=0);" ' + - 'src="javascript:false;" frameborder="0" scrolling="no"></iframe>'); - this.iefix = $(this.update.id+'_iefix'); - } - if(this.iefix) setTimeout(this.fixIEOverlapping.bind(this), 50); - }, - - fixIEOverlapping: function() { - Position.clone(this.update, this.iefix, {setTop:(!this.update.style.height)}); - this.iefix.style.zIndex = 1; - this.update.style.zIndex = 2; - Element.show(this.iefix); - }, - - hide: function() { - this.stopIndicator(); - if(Element.getStyle(this.update, 'display')!='none') this.options.onHide(this.element, this.update); - if(this.iefix) Element.hide(this.iefix); - }, - - startIndicator: function() { - if(this.options.indicator) Element.show(this.options.indicator); - }, - - stopIndicator: function() { - if(this.options.indicator) Element.hide(this.options.indicator); - }, - - onKeyPress: function(event) { - if(this.active) - switch(event.keyCode) { - case Event.KEY_TAB: - case Event.KEY_RETURN: - this.selectEntry(); - Event.stop(event); - case Event.KEY_ESC: - this.hide(); - this.active = false; - Event.stop(event); - return; - case Event.KEY_LEFT: - case Event.KEY_RIGHT: - return; - case Event.KEY_UP: - this.markPrevious(); - this.render(); - Event.stop(event); - return; - case Event.KEY_DOWN: - this.markNext(); - this.render(); - Event.stop(event); - return; - } - else - if(event.keyCode==Event.KEY_TAB || event.keyCode==Event.KEY_RETURN || - (Prototype.Browser.WebKit > 0 && event.keyCode == 0)) return; - - this.changed = true; - this.hasFocus = true; - - if(this.observer) clearTimeout(this.observer); - this.observer = - setTimeout(this.onObserverEvent.bind(this), this.options.frequency*1000); - }, - - activate: function() { - this.changed = false; - this.hasFocus = true; - this.getUpdatedChoices(); - }, - - onHover: function(event) { - var element = Event.findElement(event, 'LI'); - if(this.index != element.autocompleteIndex) - { - this.index = element.autocompleteIndex; - this.render(); - } - Event.stop(event); - }, - - onClick: function(event) { - var element = Event.findElement(event, 'LI'); - this.index = element.autocompleteIndex; - this.selectEntry(); - this.hide(); - }, - - onBlur: function(event) { - // needed to make click events working - setTimeout(this.hide.bind(this), 250); - this.hasFocus = false; - this.active = false; - }, - - render: function() { - if(this.entryCount > 0) { - for (var i = 0; i < this.entryCount; i++) - this.index==i ? - Element.addClassName(this.getEntry(i),"selected") : - Element.removeClassName(this.getEntry(i),"selected"); - if(this.hasFocus) { - this.show(); - this.active = true; - } - } else { - this.active = false; - this.hide(); - } - }, - - markPrevious: function() { - if(this.index > 0) this.index--; - else this.index = this.entryCount-1; - this.getEntry(this.index).scrollIntoView(true); - }, - - markNext: function() { - if(this.index < this.entryCount-1) this.index++; - else this.index = 0; - this.getEntry(this.index).scrollIntoView(false); - }, - - getEntry: function(index) { - return this.update.firstChild.childNodes[index]; - }, - - getCurrentEntry: function() { - return this.getEntry(this.index); - }, - - selectEntry: function() { - this.active = false; - this.updateElement(this.getCurrentEntry()); - }, - - updateElement: function(selectedElement) { - if (this.options.updateElement) { - this.options.updateElement(selectedElement); - return; - } - var value = ''; - if (this.options.select) { - var nodes = $(selectedElement).select('.' + this.options.select) || []; - if(nodes.length>0) value = Element.collectTextNodes(nodes[0], this.options.select); - } else - value = Element.collectTextNodesIgnoreClass(selectedElement, 'informal'); - - var bounds = this.getTokenBounds(); - if (bounds[0] != -1) { - var newValue = this.element.value.substr(0, bounds[0]); - var whitespace = this.element.value.substr(bounds[0]).match(/^\s+/); - if (whitespace) - newValue += whitespace[0]; - this.element.value = newValue + value + this.element.value.substr(bounds[1]); - } else { - this.element.value = value; - } - this.oldElementValue = this.element.value; - this.element.focus(); - - if (this.options.afterUpdateElement) - this.options.afterUpdateElement(this.element, selectedElement); - }, - - updateChoices: function(choices) { - if(!this.changed && this.hasFocus) { - this.update.innerHTML = choices; - Element.cleanWhitespace(this.update); - Element.cleanWhitespace(this.update.down()); - - if(this.update.firstChild && this.update.down().childNodes) { - this.entryCount = - this.update.down().childNodes.length; - for (var i = 0; i < this.entryCount; i++) { - var entry = this.getEntry(i); - entry.autocompleteIndex = i; - this.addObservers(entry); - } - } else { - this.entryCount = 0; - } - - this.stopIndicator(); - this.index = 0; - - if(this.entryCount==1 && this.options.autoSelect) { - this.selectEntry(); - this.hide(); - } else { - this.render(); - } - } - }, - - addObservers: function(element) { - Event.observe(element, "mouseover", this.onHover.bindAsEventListener(this)); - Event.observe(element, "click", this.onClick.bindAsEventListener(this)); - }, - - onObserverEvent: function() { - this.changed = false; - this.tokenBounds = null; - if(this.getToken().length>=this.options.minChars) { - this.getUpdatedChoices(); - } else { - this.active = false; - this.hide(); - } - this.oldElementValue = this.element.value; - }, - - getToken: function() { - var bounds = this.getTokenBounds(); - return this.element.value.substring(bounds[0], bounds[1]).strip(); - }, - - getTokenBounds: function() { - if (null != this.tokenBounds) return this.tokenBounds; - var value = this.element.value; - if (value.strip().empty()) return [-1, 0]; - var diff = arguments.callee.getFirstDifferencePos(value, this.oldElementValue); - var offset = (diff == this.oldElementValue.length ? 1 : 0); - var prevTokenPos = -1, nextTokenPos = value.length; - var tp; - for (var index = 0, l = this.options.tokens.length; index < l; ++index) { - tp = value.lastIndexOf(this.options.tokens[index], diff + offset - 1); - if (tp > prevTokenPos) prevTokenPos = tp; - tp = value.indexOf(this.options.tokens[index], diff + offset); - if (-1 != tp && tp < nextTokenPos) nextTokenPos = tp; - } - return (this.tokenBounds = [prevTokenPos + 1, nextTokenPos]); - } -}); - -Autocompleter.Base.prototype.getTokenBounds.getFirstDifferencePos = function(newS, oldS) { - var boundary = Math.min(newS.length, oldS.length); - for (var index = 0; index < boundary; ++index) - if (newS[index] != oldS[index]) - return index; - return boundary; -}; - -Ajax.Autocompleter = Class.create(Autocompleter.Base, { - initialize: function(element, update, url, options) { - this.baseInitialize(element, update, options); - this.options.asynchronous = true; - this.options.onComplete = this.onComplete.bind(this); - this.options.defaultParams = this.options.parameters || null; - this.url = url; - }, - - getUpdatedChoices: function() { - this.startIndicator(); - - var entry = encodeURIComponent(this.options.paramName) + '=' + - encodeURIComponent(this.getToken()); - - this.options.parameters = this.options.callback ? - this.options.callback(this.element, entry) : entry; - - if(this.options.defaultParams) - this.options.parameters += '&' + this.options.defaultParams; - - new Ajax.Request(this.url, this.options); - }, - - onComplete: function(request) { - this.updateChoices(request.responseText); - } -}); - -// The local array autocompleter. Used when you'd prefer to -// inject an array of autocompletion options into the page, rather -// than sending out Ajax queries, which can be quite slow sometimes. -// -// The constructor takes four parameters. The first two are, as usual, -// the id of the monitored textbox, and id of the autocompletion menu. -// The third is the array you want to autocomplete from, and the fourth -// is the options block. -// -// Extra local autocompletion options: -// - choices - How many autocompletion choices to offer -// -// - partialSearch - If false, the autocompleter will match entered -// text only at the beginning of strings in the -// autocomplete array. Defaults to true, which will -// match text at the beginning of any *word* in the -// strings in the autocomplete array. If you want to -// search anywhere in the string, additionally set -// the option fullSearch to true (default: off). -// -// - fullSsearch - Search anywhere in autocomplete array strings. -// -// - partialChars - How many characters to enter before triggering -// a partial match (unlike minChars, which defines -// how many characters are required to do any match -// at all). Defaults to 2. -// -// - ignoreCase - Whether to ignore case when autocompleting. -// Defaults to true. -// -// It's possible to pass in a custom function as the 'selector' -// option, if you prefer to write your own autocompletion logic. -// In that case, the other options above will not apply unless -// you support them. - -Autocompleter.Local = Class.create(Autocompleter.Base, { - initialize: function(element, update, array, options) { - this.baseInitialize(element, update, options); - this.options.array = array; - }, - - getUpdatedChoices: function() { - this.updateChoices(this.options.selector(this)); - }, - - setOptions: function(options) { - this.options = Object.extend({ - choices: 10, - partialSearch: true, - partialChars: 2, - ignoreCase: true, - fullSearch: false, - selector: function(instance) { - var ret = []; // Beginning matches - var partial = []; // Inside matches - var entry = instance.getToken(); - var count = 0; - - for (var i = 0; i < instance.options.array.length && - ret.length < instance.options.choices ; i++) { - - var elem = instance.options.array[i]; - var foundPos = instance.options.ignoreCase ? - elem.toLowerCase().indexOf(entry.toLowerCase()) : - elem.indexOf(entry); - - while (foundPos != -1) { - if (foundPos == 0 && elem.length != entry.length) { - ret.push("<li><strong>" + elem.substr(0, entry.length) + "</strong>" + - elem.substr(entry.length) + "</li>"); - break; - } else if (entry.length >= instance.options.partialChars && - instance.options.partialSearch && foundPos != -1) { - if (instance.options.fullSearch || /\s/.test(elem.substr(foundPos-1,1))) { - partial.push("<li>" + elem.substr(0, foundPos) + "<strong>" + - elem.substr(foundPos, entry.length) + "</strong>" + elem.substr( - foundPos + entry.length) + "</li>"); - break; - } - } - - foundPos = instance.options.ignoreCase ? - elem.toLowerCase().indexOf(entry.toLowerCase(), foundPos + 1) : - elem.indexOf(entry, foundPos + 1); - - } - } - if (partial.length) - ret = ret.concat(partial.slice(0, instance.options.choices - ret.length)); - return "<ul>" + ret.join('') + "</ul>"; - } - }, options || { }); - } -}); - -// AJAX in-place editor and collection editor -// Full rewrite by Christophe Porteneuve <tdd@tddsworld.com> (April 2007). - -// Use this if you notice weird scrolling problems on some browsers, -// the DOM might be a bit confused when this gets called so do this -// waits 1 ms (with setTimeout) until it does the activation -Field.scrollFreeActivate = function(field) { - setTimeout(function() { - Field.activate(field); - }, 1); -}; - -Ajax.InPlaceEditor = Class.create({ - initialize: function(element, url, options) { - this.url = url; - this.element = element = $(element); - this.prepareOptions(); - this._controls = { }; - arguments.callee.dealWithDeprecatedOptions(options); // DEPRECATION LAYER!!! - Object.extend(this.options, options || { }); - if (!this.options.formId && this.element.id) { - this.options.formId = this.element.id + '-inplaceeditor'; - if ($(this.options.formId)) - this.options.formId = ''; - } - if (this.options.externalControl) - this.options.externalControl = $(this.options.externalControl); - if (!this.options.externalControl) - this.options.externalControlOnly = false; - this._originalBackground = this.element.getStyle('background-color') || 'transparent'; - this.element.title = this.options.clickToEditText; - this._boundCancelHandler = this.handleFormCancellation.bind(this); - this._boundComplete = (this.options.onComplete || Prototype.emptyFunction).bind(this); - this._boundFailureHandler = this.handleAJAXFailure.bind(this); - this._boundSubmitHandler = this.handleFormSubmission.bind(this); - this._boundWrapperHandler = this.wrapUp.bind(this); - this.registerListeners(); - }, - checkForEscapeOrReturn: function(e) { - if (!this._editing || e.ctrlKey || e.altKey || e.shiftKey) return; - if (Event.KEY_ESC == e.keyCode) - this.handleFormCancellation(e); - else if (Event.KEY_RETURN == e.keyCode) - this.handleFormSubmission(e); - }, - createControl: function(mode, handler, extraClasses) { - var control = this.options[mode + 'Control']; - var text = this.options[mode + 'Text']; - if ('button' == control) { - var btn = document.createElement('input'); - btn.type = 'submit'; - btn.value = text; - btn.className = 'editor_' + mode + '_button'; - if ('cancel' == mode) - btn.onclick = this._boundCancelHandler; - this._form.appendChild(btn); - this._controls[mode] = btn; - } else if ('link' == control) { - var link = document.createElement('a'); - link.href = '#'; - link.appendChild(document.createTextNode(text)); - link.onclick = 'cancel' == mode ? this._boundCancelHandler : this._boundSubmitHandler; - link.className = 'editor_' + mode + '_link'; - if (extraClasses) - link.className += ' ' + extraClasses; - this._form.appendChild(link); - this._controls[mode] = link; - } - }, - createEditField: function() { - var text = (this.options.loadTextURL ? this.options.loadingText : this.getText()); - var fld; - if (1 >= this.options.rows && !/\r|\n/.test(this.getText())) { - fld = document.createElement('input'); - fld.type = 'text'; - var size = this.options.size || this.options.cols || 0; - if (0 < size) fld.size = size; - } else { - fld = document.createElement('textarea'); - fld.rows = (1 >= this.options.rows ? this.options.autoRows : this.options.rows); - fld.cols = this.options.cols || 40; - } - fld.name = this.options.paramName; - fld.value = text; // No HTML breaks conversion anymore - fld.className = 'editor_field'; - if (this.options.submitOnBlur) - fld.onblur = this._boundSubmitHandler; - this._controls.editor = fld; - if (this.options.loadTextURL) - this.loadExternalText(); - this._form.appendChild(this._controls.editor); - }, - createForm: function() { - var ipe = this; - function addText(mode, condition) { - var text = ipe.options['text' + mode + 'Controls']; - if (!text || condition === false) return; - ipe._form.appendChild(document.createTextNode(text)); - }; - this._form = $(document.createElement('form')); - this._form.id = this.options.formId; - this._form.addClassName(this.options.formClassName); - this._form.onsubmit = this._boundSubmitHandler; - this.createEditField(); - if ('textarea' == this._controls.editor.tagName.toLowerCase()) - this._form.appendChild(document.createElement('br')); - if (this.options.onFormCustomization) - this.options.onFormCustomization(this, this._form); - addText('Before', this.options.okControl || this.options.cancelControl); - this.createControl('ok', this._boundSubmitHandler); - addText('Between', this.options.okControl && this.options.cancelControl); - this.createControl('cancel', this._boundCancelHandler, 'editor_cancel'); - addText('After', this.options.okControl || this.options.cancelControl); - }, - destroy: function() { - if (this._oldInnerHTML) - this.element.innerHTML = this._oldInnerHTML; - this.leaveEditMode(); - this.unregisterListeners(); - }, - enterEditMode: function(e) { - if (this._saving || this._editing) return; - this._editing = true; - this.triggerCallback('onEnterEditMode'); - if (this.options.externalControl) - this.options.externalControl.hide(); - this.element.hide(); - this.createForm(); - this.element.parentNode.insertBefore(this._form, this.element); - if (!this.options.loadTextURL) - this.postProcessEditField(); - if (e) Event.stop(e); - }, - enterHover: function(e) { - if (this.options.hoverClassName) - this.element.addClassName(this.options.hoverClassName); - if (this._saving) return; - this.triggerCallback('onEnterHover'); - }, - getText: function() { - return this.element.innerHTML.unescapeHTML(); - }, - handleAJAXFailure: function(transport) { - this.triggerCallback('onFailure', transport); - if (this._oldInnerHTML) { - this.element.innerHTML = this._oldInnerHTML; - this._oldInnerHTML = null; - } - }, - handleFormCancellation: function(e) { - this.wrapUp(); - if (e) Event.stop(e); - }, - handleFormSubmission: function(e) { - var form = this._form; - var value = $F(this._controls.editor); - this.prepareSubmission(); - var params = this.options.callback(form, value) || ''; - if (Object.isString(params)) - params = params.toQueryParams(); - params.editorId = this.element.id; - if (this.options.htmlResponse) { - var options = Object.extend({ evalScripts: true }, this.options.ajaxOptions); - Object.extend(options, { - parameters: params, - onComplete: this._boundWrapperHandler, - onFailure: this._boundFailureHandler - }); - new Ajax.Updater({ success: this.element }, this.url, options); - } else { - var options = Object.extend({ method: 'get' }, this.options.ajaxOptions); - Object.extend(options, { - parameters: params, - onComplete: this._boundWrapperHandler, - onFailure: this._boundFailureHandler - }); - new Ajax.Request(this.url, options); - } - if (e) Event.stop(e); - }, - leaveEditMode: function() { - this.element.removeClassName(this.options.savingClassName); - this.removeForm(); - this.leaveHover(); - this.element.style.backgroundColor = this._originalBackground; - this.element.show(); - if (this.options.externalControl) - this.options.externalControl.show(); - this._saving = false; - this._editing = false; - this._oldInnerHTML = null; - this.triggerCallback('onLeaveEditMode'); - }, - leaveHover: function(e) { - if (this.options.hoverClassName) - this.element.removeClassName(this.options.hoverClassName); - if (this._saving) return; - this.triggerCallback('onLeaveHover'); - }, - loadExternalText: function() { - this._form.addClassName(this.options.loadingClassName); - this._controls.editor.disabled = true; - var options = Object.extend({ method: 'get' }, this.options.ajaxOptions); - Object.extend(options, { - parameters: 'editorId=' + encodeURIComponent(this.element.id), - onComplete: Prototype.emptyFunction, - onSuccess: function(transport) { - this._form.removeClassName(this.options.loadingClassName); - var text = transport.responseText; - if (this.options.stripLoadedTextTags) - text = text.stripTags(); - this._controls.editor.value = text; - this._controls.editor.disabled = false; - this.postProcessEditField(); - }.bind(this), - onFailure: this._boundFailureHandler - }); - new Ajax.Request(this.options.loadTextURL, options); - }, - postProcessEditField: function() { - var fpc = this.options.fieldPostCreation; - if (fpc) - $(this._controls.editor)['focus' == fpc ? 'focus' : 'activate'](); - }, - prepareOptions: function() { - this.options = Object.clone(Ajax.InPlaceEditor.DefaultOptions); - Object.extend(this.options, Ajax.InPlaceEditor.DefaultCallbacks); - [this._extraDefaultOptions].flatten().compact().each(function(defs) { - Object.extend(this.options, defs); - }.bind(this)); - }, - prepareSubmission: function() { - this._saving = true; - this.removeForm(); - this.leaveHover(); - this.showSaving(); - }, - registerListeners: function() { - this._listeners = { }; - var listener; - $H(Ajax.InPlaceEditor.Listeners).each(function(pair) { - listener = this[pair.value].bind(this); - this._listeners[pair.key] = listener; - if (!this.options.externalControlOnly) - this.element.observe(pair.key, listener); - if (this.options.externalControl) - this.options.externalControl.observe(pair.key, listener); - }.bind(this)); - }, - removeForm: function() { - if (!this._form) return; - this._form.remove(); - this._form = null; - this._controls = { }; - }, - showSaving: function() { - this._oldInnerHTML = this.element.innerHTML; - this.element.innerHTML = this.options.savingText; - this.element.addClassName(this.options.savingClassName); - this.element.style.backgroundColor = this._originalBackground; - this.element.show(); - }, - triggerCallback: function(cbName, arg) { - if ('function' == typeof this.options[cbName]) { - this.options[cbName](this, arg); - } - }, - unregisterListeners: function() { - $H(this._listeners).each(function(pair) { - if (!this.options.externalControlOnly) - this.element.stopObserving(pair.key, pair.value); - if (this.options.externalControl) - this.options.externalControl.stopObserving(pair.key, pair.value); - }.bind(this)); - }, - wrapUp: function(transport) { - this.leaveEditMode(); - // Can't use triggerCallback due to backward compatibility: requires - // binding + direct element - this._boundComplete(transport, this.element); - } -}); - -Object.extend(Ajax.InPlaceEditor.prototype, { - dispose: Ajax.InPlaceEditor.prototype.destroy -}); - -Ajax.InPlaceCollectionEditor = Class.create(Ajax.InPlaceEditor, { - initialize: function($super, element, url, options) { - this._extraDefaultOptions = Ajax.InPlaceCollectionEditor.DefaultOptions; - $super(element, url, options); - }, - - createEditField: function() { - var list = document.createElement('select'); - list.name = this.options.paramName; - list.size = 1; - this._controls.editor = list; - this._collection = this.options.collection || []; - if (this.options.loadCollectionURL) - this.loadCollection(); - else - this.checkForExternalText(); - this._form.appendChild(this._controls.editor); - }, - - loadCollection: function() { - this._form.addClassName(this.options.loadingClassName); - this.showLoadingText(this.options.loadingCollectionText); - var options = Object.extend({ method: 'get' }, this.options.ajaxOptions); - Object.extend(options, { - parameters: 'editorId=' + encodeURIComponent(this.element.id), - onComplete: Prototype.emptyFunction, - onSuccess: function(transport) { - var js = transport.responseText.strip(); - if (!/^\[.*\]$/.test(js)) // TODO: improve sanity check - throw('Server returned an invalid collection representation.'); - this._collection = eval(js); - this.checkForExternalText(); - }.bind(this), - onFailure: this.onFailure - }); - new Ajax.Request(this.options.loadCollectionURL, options); - }, - - showLoadingText: function(text) { - this._controls.editor.disabled = true; - var tempOption = this._controls.editor.firstChild; - if (!tempOption) { - tempOption = document.createElement('option'); - tempOption.value = ''; - this._controls.editor.appendChild(tempOption); - tempOption.selected = true; - } - tempOption.update((text || '').stripScripts().stripTags()); - }, - - checkForExternalText: function() { - this._text = this.getText(); - if (this.options.loadTextURL) - this.loadExternalText(); - else - this.buildOptionList(); - }, - - loadExternalText: function() { - this.showLoadingText(this.options.loadingText); - var options = Object.extend({ method: 'get' }, this.options.ajaxOptions); - Object.extend(options, { - parameters: 'editorId=' + encodeURIComponent(this.element.id), - onComplete: Prototype.emptyFunction, - onSuccess: function(transport) { - this._text = transport.responseText.strip(); - this.buildOptionList(); - }.bind(this), - onFailure: this.onFailure - }); - new Ajax.Request(this.options.loadTextURL, options); - }, - - buildOptionList: function() { - this._form.removeClassName(this.options.loadingClassName); - this._collection = this._collection.map(function(entry) { - return 2 === entry.length ? entry : [entry, entry].flatten(); - }); - var marker = ('value' in this.options) ? this.options.value : this._text; - var textFound = this._collection.any(function(entry) { - return entry[0] == marker; - }.bind(this)); - this._controls.editor.update(''); - var option; - this._collection.each(function(entry, index) { - option = document.createElement('option'); - option.value = entry[0]; - option.selected = textFound ? entry[0] == marker : 0 == index; - option.appendChild(document.createTextNode(entry[1])); - this._controls.editor.appendChild(option); - }.bind(this)); - this._controls.editor.disabled = false; - Field.scrollFreeActivate(this._controls.editor); - } -}); - -//**** DEPRECATION LAYER FOR InPlace[Collection]Editor! **** -//**** This only exists for a while, in order to let **** -//**** users adapt to the new API. Read up on the new **** -//**** API and convert your code to it ASAP! **** - -Ajax.InPlaceEditor.prototype.initialize.dealWithDeprecatedOptions = function(options) { - if (!options) return; - function fallback(name, expr) { - if (name in options || expr === undefined) return; - options[name] = expr; - }; - fallback('cancelControl', (options.cancelLink ? 'link' : (options.cancelButton ? 'button' : - options.cancelLink == options.cancelButton == false ? false : undefined))); - fallback('okControl', (options.okLink ? 'link' : (options.okButton ? 'button' : - options.okLink == options.okButton == false ? false : undefined))); - fallback('highlightColor', options.highlightcolor); - fallback('highlightEndColor', options.highlightendcolor); -}; - -Object.extend(Ajax.InPlaceEditor, { - DefaultOptions: { - ajaxOptions: { }, - autoRows: 3, // Use when multi-line w/ rows == 1 - cancelControl: 'link', // 'link'|'button'|false - cancelText: 'cancel', - clickToEditText: 'Click to edit', - externalControl: null, // id|elt - externalControlOnly: false, - fieldPostCreation: 'activate', // 'activate'|'focus'|false - formClassName: 'inplaceeditor-form', - formId: null, // id|elt - highlightColor: '#ffff99', - highlightEndColor: '#ffffff', - hoverClassName: '', - htmlResponse: true, - loadingClassName: 'inplaceeditor-loading', - loadingText: 'Loading...', - okControl: 'button', // 'link'|'button'|false - okText: 'ok', - paramName: 'value', - rows: 1, // If 1 and multi-line, uses autoRows - savingClassName: 'inplaceeditor-saving', - savingText: 'Saving...', - size: 0, - stripLoadedTextTags: false, - submitOnBlur: false, - textAfterControls: '', - textBeforeControls: '', - textBetweenControls: '' - }, - DefaultCallbacks: { - callback: function(form) { - return Form.serialize(form); - }, - onComplete: function(transport, element) { - // For backward compatibility, this one is bound to the IPE, and passes - // the element directly. It was too often customized, so we don't break it. - new Effect.Highlight(element, { - startcolor: this.options.highlightColor, keepBackgroundImage: true }); - }, - onEnterEditMode: null, - onEnterHover: function(ipe) { - ipe.element.style.backgroundColor = ipe.options.highlightColor; - if (ipe._effect) - ipe._effect.cancel(); - }, - onFailure: function(transport, ipe) { - alert('Error communication with the server: ' + transport.responseText.stripTags()); - }, - onFormCustomization: null, // Takes the IPE and its generated form, after editor, before controls. - onLeaveEditMode: null, - onLeaveHover: function(ipe) { - ipe._effect = new Effect.Highlight(ipe.element, { - startcolor: ipe.options.highlightColor, endcolor: ipe.options.highlightEndColor, - restorecolor: ipe._originalBackground, keepBackgroundImage: true - }); - } - }, - Listeners: { - click: 'enterEditMode', - keydown: 'checkForEscapeOrReturn', - mouseover: 'enterHover', - mouseout: 'leaveHover' - } -}); - -Ajax.InPlaceCollectionEditor.DefaultOptions = { - loadingCollectionText: 'Loading options...' -}; - -// Delayed observer, like Form.Element.Observer, -// but waits for delay after last key input -// Ideal for live-search fields - -Form.Element.DelayedObserver = Class.create({ - initialize: function(element, delay, callback) { - this.delay = delay || 0.5; - this.element = $(element); - this.callback = callback; - this.timer = null; - this.lastValue = $F(this.element); - Event.observe(this.element,'keyup',this.delayedListener.bindAsEventListener(this)); - }, - delayedListener: function(event) { - if(this.lastValue == $F(this.element)) return; - if(this.timer) clearTimeout(this.timer); - this.timer = setTimeout(this.onTimerEvent.bind(this), this.delay * 1000); - this.lastValue = $F(this.element); - }, - onTimerEvent: function() { - this.timer = null; - this.callback(this.element, $F(this.element)); - } -});
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