/*
 * jQuery plugin that makes elements editable
 *
 * @author Victor Jonsson (http://victorjonsson.se/)
 * @website https://github.com/victorjonsson/jquery-editable/
 * @license GPLv2 http://www.gnu.org/licenses/gpl-2.0.html
 * @version 1.2.2
 * @donations http://victorjonsson.se/donations/
 */
(function($){"use strict";var $win=$(window),$textArea=false,$currentlyEdited=false,EVENT_ATTR="data-edit-event",IS_EDITING_ATTR="data-is-editing",DBL_TAP_EVENT="dbltap",SUPPORTS_TOUCH="ontouchend"in window,oldjQueryIs=$.fn.is,lastTap=0,tapper=function(){var now=(new Date).getTime();if(now-lastTap<250){$(this).trigger(DBL_TAP_EVENT)}lastTap=now},fontSizeToggler=function(e){if(e.metaKey&&(e.keyCode==38||e.keyCode==40)){var fontSize=parseInt($textArea.css("font-size"),10);fontSize+=e.keyCode==40?-1:1;$textArea.css("font-size",fontSize+"px");return false}},adjustTextAreaHeight=function(){if($textArea[0].scrollHeight!==parseInt($textArea.attr("data-scroll"),10)){$textArea.css("height",$textArea[0].scrollHeight+"px");$textArea.attr("data-scroll",$textArea[0].scrollHeight)}},elementEditor=function($el,opts){if($el.is(":editing"))return;$currentlyEdited=$el;$el.attr("data-is-editing","1");var defaultText=$.trim($el.html()),defaultFontSize=$el.css("font-size"),elementHeight=$el.height(),textareaStyle="width: 96%; padding:0; margin:0; border:0; background:none;"+"font-family: "+$el.css("font-family")+"; font-size: "+$el.css("font-size")+";"+"font-weight: "+$el.css("font-weight")+";";if(opts.lineBreaks){defaultText=defaultText.replace(/<br( |)(|\/)>/g,"\n")}$textArea=$("<textarea></textarea>");$el.text("");if($.browser.webkit){textareaStyle=document.defaultView.getComputedStyle($el.get(0),"").cssText}if(opts.toggleFontSize){$win.bind("keydown",fontSizeToggler)}$win.bind("keyup",adjustTextAreaHeight);$textArea.val(defaultText).blur(function(){$currentlyEdited=false;var newText=$.trim($textArea.val()),newFontSize=$textArea.css("font-size");if(opts.lineBreaks){newText=newText.replace(new RegExp("\n","g"),"<br />")}$el.html(newText);$el.removeAttr("data-is-editing");if(newFontSize!=defaultFontSize){$el.css("font-size",newFontSize)}$textArea.remove();$win.unbind("keydown",fontSizeToggler);$win.unbind("keyup",adjustTextAreaHeight);if(typeof opts.callback=="function"){opts.callback({content:newText==defaultText?false:newText,fontSize:newFontSize==defaultFontSize?false:newFontSize,$el:$el})}}).attr("style",textareaStyle).appendTo($el).css({margin:0,padding:0,height:elementHeight+"px",overflow:"hidden"}).focus().get(0).select();adjustTextAreaHeight();$el.trigger("edit",[$textArea])},editEvent=function(event){if($currentlyEdited!==false){$currentlyEdited.editable("close");var $this=$(this);elementEditor($this,event.data)}else{elementEditor($(this),event.data)}return false};$.fn.editable=function(opts){if(typeof opts=="string"){if(this.is(":editable")){switch(opts){case"open":if(!this.is(":editing")){this.trigger(this.attr(EVENT_ATTR))}break;case"close":if(this.is(":editing")){$textArea.trigger("blur")}break;case"destroy":if(this.is(":editing")){$textArea.trigger("blur")}this.unbind(this.attr(EVENT_ATTR));this.removeAttr(EVENT_ATTR);break;default:console.warn('Unknown command "'+opts+'" for jquery.editable')}}else{console.error("Calling .editable() on an element that is not editable, call .editable() first")}}else{if(this.is(":editable")){console.warn('Making an already editable element editable, call .editable("destroy") first');this.editable("destroy")}opts=$.extend({event:"dblclick",touch:true,lineBreaks:true,toggleFontSize:true},opts);if(SUPPORTS_TOUCH&&opts.touch){opts.event=DBL_TAP_EVENT;this.unbind("touchend",tapper);this.bind("touchend",tapper)}else{opts.event+=".textEditor"}this.bind(opts.event,opts,editEvent);this.attr(EVENT_ATTR,opts.event)}return this};$.fn.is=function(statement){if(typeof statement=="string"&&statement.indexOf(":")===0){if(statement==":editable"){return this.attr(EVENT_ATTR)!==undefined}else if(statement==":editing"){return this.attr(IS_EDITING_ATTR)!==undefined}}return oldjQueryIs.apply(this,arguments)}})(jQuery);