javascript 在线文本编辑器实现代码-巨人网络通讯

主页 > 知识库 > javascript 在线文本编辑器实现代码

javascript 在线文本编辑器实现代码

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>Editor</title> <style type="text/css"> body{ font-size:12px;} #ed{ height:300px; width:800px; background-color: } .sssss{ background-image:url(http://www.zzsky.cn/build/images/20099493121.gif)} .tag{ background-image:url(http://www.zzsky.cn/build/images/20099493121.gif);height:22px; display:inline-table;float:left; ;cursor: pointer; margin-top:8px; margin-left:5px; margin-right:2px; vertical-align:middle; line-height:20px;} .span0_hover{background-position:-0px -2px;width:22px} .span1_hover{background-position:-30px -2px;width:22px} .span2_hover{background-position:-58px -2px;width:22px} .span3_hover{background-position:-86px -57px;width:73px} .span4_hover{background-position:-86px -28px;width:73px} .span5_hover{background-position:-164px -2px;width:22px; background-color:#000000} .span6_hover{background-position:-194px -2px;width:22px} .span7_hover{background-position:-45px -192px;width:22px} .span8_hover{background-position:-76px -192px;width:22px} .span9_hover{background-position:-58px -247px;width:22px} .span10_hover{background-position:-86px -247px;width:22px} .span11_hover{background-position:-113px -247px;width:22px} .span12_hover{background-position:-476px -192px;width:22px} .span13_hover{background-position:-505px -192px;width:22px} .span14_hover{background-position:-333px -247px;width:22px} .span15_hover{background-position:-532px -192px;width:22px} .span16_hover{background-position:-560px -192px;width:22px} .span17_hover{background-position:-455px -247px;width:22px} .span18_hover{background-position:-222px -2px;width:73px} .span19_hover{background-position:-380px -2px;width:74px} .span20_hover{background-position:-460px -2px;width:71px} .span0{background-position:-0px -57px;width:22px} .span1{background-position:-30px -57px;width:22px} .span2{background-position:-58px -57px;width:22px} .span3{background-position:-86px -57px;width:73px} .span4{background-position:-86px -28px;width:73px} .span5{background-position:-164px -57px;width:22px;background-color:#000000} .span6{background-position:-194px -57px;width:22px} .span7{background-position:-45px -84px;width:22px} .span8{background-position:-76px -84px;width:22px} .span9{background-position:-58px -140px;width:22px} .span10{background-position:-86px -140px;width:22px} .span11{background-position:-113px -140px;width:22px} .span12{background-position:-476px -84px;width:22px} .span13{background-position:-505px -84px;width:22px} .span14{background-position:-333px -140px;width:22px} .span15{background-position:-532px -84px;width:22px} .span16{background-position:-560px -84px;width:22px} .span17{background-position:-455px -140px;width:22px} .span18{background-position:-222px -57px;width:73px} .span19{background-position:-380px -57px;width:74px} .span20{background-position:-460px -57px;width:71px} .span0_active{background-position:-0px -28px;width:22px} .span1_active{background-position:-30px -28px;width:22px} .span2_active{background-position:-58px -28px;width:22px} .span3_active{background-position:-476px -299px;width:22px} .span4_active{background-position:-505px -299px;width:22px} .ebody{ height:auto; width:760px; border:1px solid #999999} .ebar{ width:100%; height:36px; background-color:#F0F2F5;}; .edit{ height:550px; width:100%; border:0px;} .popupfont{ width:200px; height:auto; border:1px solid #7B9EBD; background-color:#F7F7F7; position:absolute;padding:3px; } a.c1{ width:96%; height:auto; font-size:10px;display:block;border:1px solid #F7F7F7; padding:3px;color:#666666;text-decoration:none;} a.c1:hover{width:96%; height:auto; font-size:10px; border:1px solid #FFCF00;display:block;background-color:#F7EBBD;padding:3px;color:#666666;text-decoration:none;} a.c2{ width:96%; height:auto; font-size:12px;display:block;border:1px solid #F7F7F7; padding:3px;color:#666666;text-decoration:none;} a.c2:hover{width:96%; height:auto; font-size:12px; border:1px solid #FFCF00;display:block;background-color:#F7EBBD;padding:3px;color:#666666;text-decoration:none;} a.c3{ width:96%; height:auto; font-size:14px;display:block;border:1px solid #F7F7F7;padding:3px;color:#666666 ;text-decoration:none;} a.c3:hover{width:96%; height:auto; font-size:14px; border:1px solid #FFCF00;display:block;background-color:#F7EBBD;padding:3px;color:#666666;text-decoration:none;} a.c4{ width:96%; height:auto; font-size:16px;display:block;border:1px solid #F7F7F7;padding:3px; color:#666666;text-decoration:none;} a.c4:hover{width:96%; height:auto; font-size:16px; border:1px solid #FFCF00;display:block;background-color:#F7EBBD;padding:3px;color:#666666;text-decoration:none;} a.c5{ width:96%; height:auto; font-size:18px;display:block;border:1px solid #F7F7F7;padding:3px; color:#666666;text-decoration:none;} a.c5:hover{width:96%; height:auto; font-size:18px; border:1px solid #FFCF00;display:block;background-color:#F7EBBD;padding:3px;color:#666666;text-decoration:none;} a.c6{ width:96%; height:auto; font-size:22px;display:block;border:1px solid #F7F7F7; padding:3px;color:#666666;text-decoration:none;} a.c6:hover{width:96%; height:auto; font-size:22px; border:1px solid #FFCF00;display:block;background-color:#F7EBBD;padding:3px;color:#666666;text-decoration:none;} a.c7{ width:96%; height:auto; font-size:26px;display:block;border:1px solid #F7F7F7; padding:3px;color:#666666;text-decoration:none;} a.c7:hover{width:96%; height:auto; font-size:26px; border:1px solid #FFCF00;display:block;background-color:#F7EBBD;padding:3px;color:#666666;text-decoration:none;} a.n{ width:96%; height:auto; font-size:14px;display:block;border:1px solid #F7F7F7;padding:3px;color:#666666;text-decoration:none; } a.n:hover{width:96%; height:auto; font-size:14px; border:1px solid #FFCF00;display:block;background-color:#F7EBBD;padding:3px;color:#666666;text-decoration:none;} .textarea{ border:0px;display:none;} .toolbarlayer{position:absolute;opacity:0.7;filter:alpha(opacity:70);background-color:#ffffff;height:36px} .bottom{height:30px;width:100%;background-color:#F7F3F7;font-size:12px;} .checkbox{margin-top:10px;margin-top/*\**/:6px\9;margin-left:20px;margin-left/*\**/:16px\9;} .pp{height:auto; border:1px solid #D3D3D3; position:absolute;z-index:5;} .ppt{ height:24px; width:100%; background-image:url(http://album.hi.csdn.net/app_uploads/wtcsy/20090726/203207031.p.gif); font-size:12px; font-weight: bold; vertical-align:middle; line-height:24px; } </style> </head> <body>  <div id='ss'></div> <div id='sss'></div> <script> var Sys = (function(ua){ var s = {}; s.IE = ua.match(/msie ([\d.]+)/)?true:false; s.Firefox = ua.match(/firefox\/([\d.]+)/)?true:false; s.Chrome = ua.match(/chrome\/([\d.]+)/)?true:false; s.IE6 = (s.IE([/MSIE (\d)\.0/i.exec(navigator.userAgent)][0][1] == 6))?true:false; s.IE7 = (s.IE([/MSIE (\d)\.0/i.exec(navigator.userAgent)][0][1] == 7))?true:false; s.IE8 = (s.IE([/MSIE (\d)\.0/i.exec(navigator.userAgent)][0][1] == 8))?true:false; return s; })(navigator.userAgent.toLowerCase()); Sys.IE6document.execCommand("BackgroundImageCache", false, true); var $ = function (id) { return "string" == typeof id?document.getElementById(id):id; }; function Each(list, fun){ for (var i = 0, len = list.length; i < len; i++) {fun(list[i], i); } }; var Css = function(e,o){ if(typeof o=="string") { e.style.cssText=o; return; } for(var i in o) e.style[i] = o[i]; }; var Attr = function(e,o){ for(var i in o) e.setAttribute(i,o[i]); }; var $$ = function(p,e){ return p.getElementsByTagName(e); }; function create(e,p,fn){ var element = document.createElement(e); pp.appendChild(element);fnfn(element);return element; }; function getTarget(e){ e = e||window.event; return e.srcElement||e.target; }; function createtab(tri,tdi,arisetab,arisetr,arisetd,p){ var table = p?p.createElement("table"):create("table"); arisetabarisetab(table); var tbody = p?p.createElement("tbody"):create("tbody"); for(var i=0;i<tri;i++) { var tr = p?p.createElement("tr"):create("tr"); arisetrarisetr(i,tr); for(var j=0;j<tdi;j++) { var td = p?p.createElement("td"):create("td"); arisetdarisetd(i,j,td); tr.appendChild(td); } tbody.appendChild(tr); } table.appendChild(tbody); return table; }; var Extend = function(destination, source) { for (var property in source) { destination[property] = source[property]; } }; var Bind = function(object, fun) { var args = Array.prototype.slice.call(arguments).slice(2); return function() { return fun.apply(object, args); } }; var BindAsEventListener = function(object, fun,args) { var args = Array.prototype.slice.call(arguments).slice(2); return function(event) { return fun.apply(object, [event || window.event].concat(args)); } }; var CurrentStyle = function(element){ return element.currentStyle || document.defaultView.getComputedStyle(element, null); }; var Getpos = function(o){ var x = 0, y = 0; do{x += o.offsetLeft;y += o.offsetTop;}while((o=o.offsetParent)); return {'x':x,'y':y}; }; function addListener(element,e,fn){ element.addEventListener?element.addEventListener(e,fn,false):element.attachEvent("on" + e,fn); }; function removeListener(element,e,fn){ element.removeEventListener?element.removeEventListener(e,fn,false):element.detachEvent("on" + e,fn); }; var Class = function(properties){ var _class = function(){return (arguments[0] !== null  this.initialize  typeof(this.initialize) == 'function') ? this.initialize.apply(this, arguments) : this;}; _class.prototype = properties; return _class; }; var Editer = new Class({ options:{ width :890, height :700, facebg : [ {bgimg:"-4px -4px",title:"微笑",wl:22,src:"http://album.hi.csdn.net/app_uploads/wtcsy/20090719/220846596.p.gif"},{bgimg:"-31px -4px",title:"大笑",wl:22,src:"http://album.hi.csdn.net/app_uploads/wtcsy/20090719/220859814.p.gif"},{bgimg:"-58px -4px",title:"窃笑",wl:22,src:"http://album.hi.csdn.net/app_uploads/wtcsy/20090719/220911971.p.gif"},{bgimg:"-85px -4px",title:"眨眼",wl:22,src:"http://album.hi.csdn.net/app_uploads/wtcsy/20090719/220928549.p.gif"},{bgimg:"-112px -4px",title:"鬼脸",wl:22,src:"http://album.hi.csdn.net/app_uploads/wtcsy/20090719/220928549.p.gif"},{bgimg:"-139px -4px",title:"色色",wl:22,src:"http://album.hi.csdn.net/app_uploads/wtcsy/20090719/220951955.p.gif"},{bgimg:"-167px -4px",title:"暴牙",wl:22,src:"http://album.hi.csdn.net/app_uploads/wtcsy/20090719/220958111.p.gif"},{bgimg:"-194px -4px",title:"讨厌",wl:22,src:"http://album.hi.csdn.net/app_uploads/wtcsy/20090719/221004564.p.gif"} ], fontsizedata : { fontSize:["字号1","字号2","字号3","字号4","字号5","字号6","字号7"], fontname:["宋体","黑体","楷体","隶书","幼圆","Arial","Georgia","Verdana","Helvetica"] }, oninit:function(){} }, initialize:function(container,data,b,options){ this.container = container; this._body = create("div",container); this.toolbar = create("div",this._body); //工具栏 this.iframe = create("iframe",this._body); //编辑区 this.textarea = create("textarea",this._body); //显示源代码的框框 this.bottom = create("div",this._body); //底部 this.lightbox = b; //lightbox this.original = create("input"); //显示源代码的按纽 this.ed = null; this.isfocus = false; this.option = {}; Extend(this.option,this.options); Extend(this.option,options); this.rang = null; //选中区 this.Fpop = null; this.option.oninit(); this.toolbar.className = "ebar"; this._body.className = "ebody"; this.textarea.className = "textarea"; Css(this._body,{width:this.option.width+"px",height:this.option.height+"px"}); Css(this.textarea,{width:Sys.IE?this.option.width-2+"px":this.option.width+"px",height:Sys.IE?this.option.height-66+"px":this.option.height-70+"px"}); Attr(this.iframe,{src:"about:blank",width:Sys.IE?this.option.width:this.option.width-4,height:Sys.IE?this.option.height-66:this.option.height-70}); Attr(this.original,{type:"checkbox",className:"checkbox",align:"top"}); this.bottom.className = "bottom"; this.bottom.innerHTML = "<span>显示源代码</span>"; this.bottom.insertBefore(this.original,this.bottom.childNodes[0]); this.ed=Sys.IE?this.iframe.contentWindow.document:this.iframe.contentDocument; this.ed.open(); var div = Sys.IE?"<div></div>":""; this.ed.write("<html><head><style>body{margin:5px;font-size:16px;word-wrap:break-word}</style></head><body id='my_body'>"+div+"</body></html>"); this.ed.close(); this.ed.contentEditable = true; this.ed.designMode = "on";//设置编辑区为可编辑 for(var i = 0,l = data.length;i<l;i++) { var o = create("span",this.toolbar); Attr(o,{title:data[i].title,active:false,unselectable:"on"}); o.className ="tag "+data[i].Class; addListener(o,"mouseover",Bind(this,this.Changebgcolor,o,data[i].hover)); addListener(o,"mouseout",Bind(this,this.Changebgcolor,o,data[i].Class)); addListener(o,"click",Bind(this,this[data[i].action],o,data[i].args)); } //////////////////////////生成工具栏 addListener(this.iframe.contentWindow,"focus",Bind(this,function(){this.isfocus = true;})); addListener(this.iframe.contentWindow,"blur",Bind(this,function(){this.isfocus = false;})); addListener(this.ed,'mousedown',Bind(this,this.Show)); addListener(this.ed,'mouseup',Bind(this,this.Show)); //////////////////////////这2个事件是来判断光标所在位置是否别编辑 addListener(this.original,'click',Bind(this,this.Showoriginal,this.original)); //显示源代码 }, Changebgcolor:function(o,name,p){ if(o.active)return; o.className = "tag "+name; }, Show:function(){ var spans = $$(this.toolbar,"span"),Is; var elm = [[spans[0],"Bold","tag span0_active","tag span0"], [spans[1],"Italic","tag span1_active","tag span1"], [spans[2],"Underline","tag span2_active","tag span2"], [spans[12],"InsertUnorderedList","tag span3_active","tag span12"], [spans[13],"InsertOrderedList","tag span4_active","tag span13"]]; for(var i=0,l=elm.length;i<l;i++) { Is = this.ed.queryCommandState(elm[i][1]); elm[i][0].className = Is?elm[i][2]:elm[i][3]; elm[i][0].active = Is; } }, Showoriginal:function(o){ if(!this.toolbarlayer){ this.toolbarlayer= create("div",document.body); this.toolbarlayer.className = "toolbarlayer"; var pos = Getpos(this.toolbar); Css(this.toolbarlayer,{width:this.option.width+"px",left:pos.x+"px",top:pos.y+"px"}); } if(o.checked) { this.iframe.style.display = "none"; this.textarea.style.display = "block"; this.toolbarlayer.style.display = "block"; this.textarea.value = this.ed.body.innerHTML; } else { this.iframe.style.display = "block"; this.textarea.style.display = "none"; this.toolbarlayer.style.display = "none"; this.ed.body.innerHTML = this.textarea.value; } }, Exec:function(o,cmd,para){ try{ this.ed.execCommand(cmd,false, para); this.Show(); } catch(err) { return; } }, InsertImage:function(o){ if(Sys.IE) { !this.isfocusthis.iframe.contentWindow.focus(); this.rang = this.ed.selection.createRange(); } this.lightbox.Show(); this.makebody(this.Imagepopoup,"350px","插入图片","InsertImage","Imagepopoup"); }, CreateLink:function(o){ if(Sys.IE)this.rang = this.ed.selection.createRange(); this.lightbox.Show(); this.makebody(this.Linkpopoup,"350px","插入连接","CreateLink","Linkpopoup"); }, Fontcolor:function(o){ var self = this; if(!this.fontcolorpopup) { var color = new popoup({width:"210px",title:"颜色选择"}); this.fontcolorpopup = color.container; var pos = Getpos(o); Css(color.container,{left : pos.x + "px",top : pos.y + o.offsetHeight + "px"}); var bgcolor = ["00","33","66","99","CC","FF","00","33","66","99","CC","FF"]; $$(color.container,"div")[1].appendChild(createtab(12,18,function(tab){ Attr(tab,{cellPadding:0,cellSpacing:1,border:0,bgColor:"#333333"}); },null,function(i,j,td){ var color =i<6?"#"+bgcolor[Math.floor(j/6)]+bgcolor[Math.floor(j%6)]+bgcolor[i]:"#"+bgcolor[Math.floor(j/6)+3]+bgcolor[Math.floor(j%6)]+bgcolor[i-6]; Attr(td,{width:10,height:10,unselectable:"on"}); td.style.backgroundColor = color; addListener(td,'click',Bind(self,self.Execa,color,"fontColor")); addListener(td,'mousedown',BindAsEventListener(self,self.Bubble)); })) } else this.fontcolorpopup.style.display = "block"; this.Fpop = Bind(this,this.Hide); addListener(this.ed,'click',this.Fpop); addListener(document,'mousedown',this.Fpop); }, Expression:function(o){ var self = this; if(!this.facebgpopup) { var expr = new popoup({width:"190px",title:"插入表情"}); this.facebgpopup = expr.container; var pos = Getpos(o); Css(expr.container,{left : pos.x +"px",top : pos.y + o.offsetHeight +"px"}); $$(expr.container,"div")[1].appendChild(createtab(1,this.option.facebg.length,function(tab){ Attr(tab,{cellPadding : 0,cellSpacing : 1,border : 0,bgColor:"#FFFFFF"}); },null,function(i,j,td){ Css(td,{backgroundImage:"url(http://album.hi.csdn.net/app_uploads/wtcsy/20090719/220510752.p.gif)",backgroundPosition : self.option.facebg[j].bgimg}); Attr(td,{width:self.option.facebg[i].wl,height:self.option.facebg[i].wl,unselectable:"on"}); addListener(td,'click',Bind(self,self.Execa,self.option.facebg[j].src,"Expression")); addListener(td,'mousedown',BindAsEventListener(self,self.Bubble)) })); } else this.facebgpopup.style.display = "block"; this.Fpop = Bind(this,this.Hide); addListener(this.ed,'click',this.Fpop); addListener(document,'mousedown',this.Fpop); }, Layout:function(){ var child = this.ed.body.childNodes; for(var i=0,l=child.length;i<l;i++) { if(child[i].nodeName == "DIV"||child[i].nodeName == "P") child[i].style.textIndent= child[i].style.textIndent== "2em"?"":"2em"; } }, Fontsize:function(o){ if(!this.fontsizepopup) { var size = new popoup({width:"210px",title:"字号"}),a; this.fontsizepopup = size.container; var pos = Getpos(o); Css(size.container,{left:pos.x +"px",top : pos.y + o.offsetHeight +"px"}); for(var i = 0,l=this.option.fontsizedata .fontSize.length;i<l;i++) { a = create("a",$$(size.container,"div")[1]); a.className = "c"+(i+1); a.setAttribute("href","javascript:void(0);") a.innerHTML=this.option.fontsizedata.fontSize[i]; addListener(a,"click",Bind(this,this.Execa,i,"fontSize")); addListener(a,'mousedown',BindAsEventListener(this,this.Bubble)); } }else this.fontsizepopup.style.display = "block"; this.Fpop = Bind(this,this.Hide); addListener(this.ed,'click',this.Fpop); addListener(document,'mousedown',this.Fpop); }, FontName:function(o){ if(!this.fontnamepopup) { var name = new popoup({width:"200px",title:"字体"}),a; this.fontnamepopup = name.container; var pos = Getpos(o); Css(name.container,{left:pos.x +"px",top:pos.y + o.offsetHeight +"px"}); for(var i = 0,l=this.option.fontsizedata .fontname.length;i<l;i++) { a = create("a",$$(name.container,"div")[1]); a.className = "n"; a.setAttribute("href","javascript:void(0);"); a.innerHTML=this.option.fontsizedata.fontname[i]; addListener(a,"click",Bind(this,this.Execa,this.option.fontsizedata.fontname[i],"fontname")); addListener(a,'mousedown',BindAsEventListener(this,this.Bubble)); } }else this.fontnamepopup.style.display = "block"; this.Fpop = Bind(this,this.Hide); addListener(this.ed,'click',this.Fpop); addListener(document,'mousedown',this.Fpop); }, makebody :function(o,w,t,f,n){ if(!o) { var self = this; this[n]= new popoup({width:w,title:t}); this[n].pos(); $$(this[n].container,"div")[1].innerHTML = "<div style=' margin-top:6px; margin-left:10px'><span >连接地址</span>　<input style='width:200px;' type='text' /></div><div style='text-align:center; padding-top:15px;'><img src='http://album.hi.csdn.net/app_uploads/wtcsy/20090719/220836549.p.gif'>　<img src='http://album.hi.csdn.net/app_uploads/wtcsy/20090719/220726721.p.gif'></div>" this[n].elm = [$$(this[n].container,"input")[0],$$(this[n].container,"img")[0],$$(this[n].container,"img")[1]]; this[n].elm[0].focus() addListener(this[n].elm[1],'click',Bind(this,this.Execa,null,f)); addListener(this[n].elm[2],'click',function(){self.lightbox.Close();self[n].Close();}); } else with(this[n]){pos();Show();elm[0].value="";elm[0].focus();} }, Addtable:function(){ if(Sys.IE) { !this.isfocusthis.iframe.contentWindow.focus(); this.rang = this.ed.selection.createRange(); } this.lightbox.Show(); if(Sys.IE)this.rang = this.ed.selection.createRange(); if(!this.tablepopup) { var self = this; this.tablepopup = new popoup({width:"300px",title:"插入表格"}); this.tablepopup.pos(); $$(this.tablepopup.container,"div")[1].innerHTML = "<div style='margin-left:30px; margin-top:7px;'>行数：<input style='width:50px; height:13px' type='text' />　列数：<input style='width:50px;height:13px' type='text' /></div><div style=' margin-left:30px; margin-top:7px;'>表格的宽度：<input style='width:50px; height:13px' type='text' /> px</div><div style=' margin-left:30px; margin-top:7px;'>表行的高度：<input style='width:50px; height:13px' type='text' /> px<div style='text-align:center; margin-left:30px; margin-top:7px;'><img src='http://album.hi.csdn.net/app_uploads/wtcsy/20090719/220836549.p.gif'>　<img src='http://album.hi.csdn.net/app_uploads/wtcsy/20090719/220726721.p.gif'></div>" var o = $$(this.tablepopup.container,"input"); this.tablepopup.elm = [o[0],o[1],o[2],o[3],$$(this.tablepopup.container,"img")[0],$$(this.tablepopup.container,"img")[1]]; addListener(this.tablepopup.elm[4],'click',Bind(this,this.Execa,null,"CreateTable")); addListener(this.tablepopup.elm[5],'click',function(){self.lightbox.Close();self.tablepopup.Close();}); } else with(this.tablepopup){pos();Show();elm[0].focus();} this.Fpop = Bind(this,this.Hide); addListener(this.ed,'click',this.Fpop); addListener(document,'mousedown',this.Fpop); }, Hide:function(o){ this.facebgpopup(this.facebgpopup.style.display = "none"); this.fontsizepopup(this.fontsizepopup.style.display = "none"); this.fontnamepopup(this.fontnamepopup.style.display = "none"); this.fontcolorpopup(this.fontcolorpopup.style.display = "none"); removeListener(this.ed,'click',this.Fpop); removeListener(document,'mousedown',this.Fpop); }, Bubble:function(e){ if(Sys.IE){e.cancelBubble=true}else{e.stopPropagation()} }, Execa:function(num,stamp){ var exec = { fontname : function(){ this.fontnamepopup.style.display = "none"; this.ed.execCommand('FontName',false,num); }, fontSize : function(){ this.fontsizepopup.style.display = "none"; this.ed.execCommand("FontSize",false,num+1) }, fontColor : function(){ this.fontcolorpopup.style.display = "none"; this.ed.execCommand("ForeColor",false,num); }, CreateLink : function(){ this.lightbox.Close();this.Linkpopoup.Close(); if(this.Linkpopoup.elm[0].value=="")return; if(Sys.IE) { this.rang.execCommand("CreateLink",false,this.Linkpopoup.elm[0].value); this.rang.parentElement().target="_blank "; } else { this.ed.execCommand("CreateLink",false,this.Linkpopoup.elm[0].value); this.rang = this.iframe.contentWindow.getSelection().getRangeAt(0); this.rang.commonAncestorContainer.parentNode.target="_blank "; } }, InsertImage : function(){ this.lightbox.Close();this.Imagepopoup.Close(); if(this.Imagepopoup.elm[0].value=="")return; Sys.IE?this.rang.execCommand("InsertImage",false,this.Imagepopoup.elm[0].value):this.ed.execCommand("InsertImage",false,this.Imagepopoup.elm[0].value); }, Expression : function(){ this.facebgpopup.style.display = "none"; Sys.IE(this.iframe.contentWindow.focus()); this.ed.execCommand("InsertImage",false,num); }, CreateTable : function(){ this.lightbox.Close();this.tablepopup.Close(); var o = this.tablepopup.elm,p = null; if(Sys.IE) { this.rang.execCommand("InsertImage",false,"http://xxx.com/xxxxx.gif"); p = this.rang.parentElement(); } else { this.ed.execCommand("InsertImage",false,"http://xxx.com/xxxxx.gif"); p = this.iframe.contentWindow.getSelection().getRangeAt(0).commonAncestorContainer; } var tab = createtab(o[0].value,o[1].value,function(tab){ Attr(tab,{cellPadding:0,cellSpacing:1,border:0,bgColor:"#CCCCCC",width:o[2].value}); },null,function(i,j,td){td.height=o[3].value;td.width=o[2].value/o[1].value; td.style.backgroundColor="#FFFFFF"},this.ed); var imgs = p.getElementsByTagName("img"); for(var i = 0,l=p.childNodes.length;i<l;i++) { if(imgs[i].src=="http://xxx.com/xxxxx.gif") {p.replaceChild(tab,imgs[i])} } p.insertBefore(this.ed.createElement("br"),tab.nextSibling); } }; Bind(this,exec[stamp])(); } }); var popoup = new Class({ options:{ width:"200px", title:"标题" }, initialize:function(options){ this.container = create("div",document.body); Extend(this.options,options); this.title = this.options.title; this.container.className = "pp"; this.container.style.width = this.options.width; this.container.innerHTML = "<div class='ppt'><span style='margin-left:8px;'></span></div><div style='height:auto; width:auto; padding:7px; background-color:#FFFFFF'></div>"; this.w = this.container.offsetWidth; this.h = this.container.offsetHeight; $$(this.container,"span")[0].innerHTML = this.title; }, pos:function(){ var str ="left:"+(Math.max(document.documentElement.scrollWidth,document.documentElement.clientWidth) - this.w)/2+"px;top:"+((Math.min(document.documentElement.scrollHeight, document.documentElement.clientHeight)- this.h)/2+document.documentElement.scrollTop)+"px" Css(this.container,str); }, Show:function(){ this.container.style.display =""; }, Close:function(){ this.container.style.display ="none"; } }) var LightBox ={ obj : null, config :{ Color : "#fff", Opacity : 80, zIndex : 5 }, init : function(options){ Extend(this.config,options||{}); Extend(this,this.config); delete this.config; this.obj = document.body.insertBefore(document.createElement("div"), document.body.childNodes[0]); var str = "display:none; z-index:"+this.zIndex+";left:0px;top:0px;position:fixed;width:100%;height:100%;background-color:"+this.Color+(Sys.IE ? ";filter : alpha(opacity:" + this.Opacity + ")" : ";opacity :"+ this.Opacity / 100); Css(this.obj,str); if(Sys.IE6){ this.obj.style.position = "absolute"; var _self = this; this._resize = function(){ _self.obj.style.width = Math.max(document.documentElement.scrollWidth, document.documentElement.clientWidth) + "px"; _self.obj.style.height = Math.max(document.documentElement.scrollHeight, document.documentElement.clientHeight)+"px"; }; this.obj.innerHTML = '<iframe style="position:absolute;top:0;left:0;width:100%;height:100%;filter:alpha(opacity=0);"></iframe>'; } return this; }, Show : function(){ if(Sys.IE6){this._resize(); addListener(window,"resize", this._resize); } this.obj.style.display = "block"; }, Close : function(){ this.obj.style.display = "none"; if(Sys.IE6)removeListener(window,"resize", LightBox._resize); } } window.onload = function(){ var data = [{Class:"span0",hover:"span0_hover",title:"加粗",action:"Exec",args:"bold"}, {Class:"span1",hover:"span1_hover",title:"斜体",action:"Exec",args:"Italic"}, {Class:"span2",hover:"span2_hover",title:"下划线",action:"Exec",args:"Underline"}, {Class:"span3",hover:"span3_hover",title:"字号",action:"Fontsize",args:null}, {Class:"span4",hover:"span4_hover",title:"字体",action:"FontName",args:null}, {Class:"span5",hover:"span5_hover",title:"文字颜色",action:"Fontcolor",args:null}, {Class:"span6",hover:"span6_hover",title:"插入链接",action:"CreateLink",args:null}, {Class:"span7",hover:"span7_hover",title:"剪贴",action:"Exec",args:"Cut"}, {Class:"span8",hover:"span8_hover",title:"复制",action:"Exec",args:"Copy"}, {Class:"span9",hover:"span9_hover",title:"左对齐",action:"Exec",args:"JustifyLeft"}, {Class:"span10",hover:"span10_hover",title:"居中对齐",action:"Exec",args:"JustifyCenter"}, {Class:"span11",hover:"span11_hover",title:"右对齐",action:"Exec",args:"JustifyRight"}, {Class:"span12",hover:"span12_hover",title:"项目符号",action:"Exec",args:"InsertUnorderedList"}, {Class:"span13",hover:"span13_hover",title:"编号",action:"Exec",args:"InsertOrderedList"}, {Class:"span14",hover:"span14_hover",title:"插入表格",action:"Addtable",args:null}, {Class:"span15",hover:"span15_hover",title:"减少缩进",action:"Exec",args:"Outdent"}, {Class:"span16",hover:"span16_hover",title:"增加缩进",action:"Exec",args:"Indent"}, {Class:"span17",hover:"span17_hover",title:"清除样式",action:"Exec",args:"RemoveFormat"}, {Class:"span18",hover:"span18_hover",title:"插入图片",action:"InsertImage",args:null}, {Class:"span19",hover:"span19_hover",title:"插入表情",action:"Expression",args:null}, {Class:"span20",hover:"span20_hover",title:"自动排版",action:"Layout",args:null} ]; new Editer($('ss'),data,LightBox.init()); } </script> </body </html>

[Ctrl+A 全选注:引入外部Js需再刷新一下页面才能执行]

您可能感兴趣的文章:

JS 网页安全色调色板 DW风格
PHP+Javascript实现在线拍照功能实例
javascript实现在线客服效果
JS实现在线统计一个页面内鼠标点击次数的方法
JS网页在线获取鼠标坐标值的方法
学习js在线html(富文本,所见即所得)编辑器
3款实用的在线JS代码工具(国外)
javascript在线编码查询工具
两个JavaScript jsFiddle JSBin在线调试器
JS实现的在线调色板实例(附demo源码下载)

标签：巴彦淖尔石嘴山漯河青海黑龙江贵港新疆运城

巨人网络通讯声明：本文标题《javascript 在线文本编辑器实现代码》，本文关键词 javascript,在线,文本,编辑器,；如发现本文内容存在版权问题，烦请提供相关信息告之我们，我们将及时沟通与处理。本站内容系统采集于网络，涉及言论、版权与本站无关。

javascript 在线文本编辑器实现代码

四合一精品企业网站建设

¥888元限时抢购

立即咨询快速购买

企业400电话

合计11份范本：公司章程+合伙协议+出资协议+合作协议+股权转让协议+增资扩股协议+股权激励+股东会决议+董事会决议

在线咨询