!function(o){"use strict";o.extend(!0,o.trumbowyg,{langs:{de:{history:{redo:"Wiederholen",undo:"Rückgängig"}},en:{history:{redo:"Redo",undo:"Undo"}},da:{history:{redo:"Annuller fortryd",undo:"Fortryd"}},fr:{history:{redo:"Annuler",undo:"Rétablir"}},zh_tw:{history:{redo:"重做",undo:"復原"}}},plugins:{history:{init:function(i){i.o.plugins.history=o.extend(!0,{_stack:[],_index:-1,_focusEl:void 0},i.o.plugins.history||{});var t={title:i.lang.history.redo,ico:"redo",key:"Y",fn:function(){if(i.o.plugins.history._index<i.o.plugins.history._stack.length-1){i.o.plugins.history._index+=1;var o=i.o.plugins.history._index,t=i.o.plugins.history._stack[o];i.execCmd("html",t),i.o.plugins.history._stack[o]=i.$ed.html(),l(),s()}}},n={title:i.lang.history.undo,ico:"undo",key:"Z",fn:function(){if(i.o.plugins.history._index>0){i.o.plugins.history._index-=1;var o=i.o.plugins.history._index,t=i.o.plugins.history._stack[o];i.execCmd("html",t),i.o.plugins.history._stack[o]=i.$ed.html(),l(),s()}}},e=function(){var t,n,e=i.o.plugins.history._index,r=i.o.plugins.history._stack,l=r.slice(-1)[0]||"<p></p>",u=r[e],h=i.$ed.html(),c=i.doc.getSelection().focusNode,g="",a=i.o.plugins.history._focusEl;t=o("<div>"+l+"</div>").find("*").map(function(){return this.localName}),n=o("<div>"+h+"</div>").find("*").map(function(){return this.localName}),c&&(i.o.plugins.history._focusEl=c,g=c.outerHTML||c.textContent),h!==u&&(g.slice(-1).match(/\s/)||!d(t,n)||i.o.plugins.history._index<=0||c!==a?(i.o.plugins.history._index+=1,i.o.plugins.history._stack=r.slice(0,i.o.plugins.history._index),i.o.plugins.history._stack.push(h)):i.o.plugins.history._stack[e]=h,s())},s=function(){var o=i.o.plugins.history._index,t=i.o.plugins.history._stack.length,n=o>0,e=0!==t&&o!==t-1;r("historyUndo",n),r("historyRedo",e)},r=function(o,t){var n=i.$box.find(".trumbowyg-"+o+"-button");t?n.removeClass("trumbowyg-disable"):n.hasClass("trumbowyg-disable")||n.addClass("trumbowyg-disable")},d=function(o,i){if(o===i)return!0;if(null==o||null==i)return!1;if(o.length!==i.length)return!1;for(var t=0;t<o.length;t+=1)if(o[t]!==i[t])return!1;return!0},l=function(){var o=i.doc.getSelection().focusNode,t=i.doc.createRange();o.childNodes.length>0&&(t.setStartAfter(o.childNodes[o.childNodes.length-1]),t.setEndAfter(o.childNodes[o.childNodes.length-1]),i.doc.getSelection().removeAllRanges(),i.doc.getSelection().addRange(t))};i.$c.on("tbwinit tbwchange",e),i.addBtnDef("historyRedo",t),i.addBtnDef("historyUndo",n)}}}})}(jQuery);