js在一个可编辑的div光标处插入图片或者文本（兼容ie，火狐等浏览器）
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admin
2016年4月7日 23:12
本文热度 5191
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<!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=gb2312" />
<title>在一个可编辑的div光标处插入图片或者文本</title>
</head>
<body>
<div style="width:500px; margin:20px auto; height:200px; border:1px solid red" contenteditable="true" id="reditor"></div>
<button id="contenteditable">插入图片</button>
</body>
</html>
<script>
window.onload=function(){
document.getElementById("contenteditable").onclick=function(){
Manager.insertImg();
};
}
var Manager = {
insertHtml:function(html,type){
var lastMemo=document.getElementById("memo"),lastEditor=document.getElementById("reditor");
type=type||''memo'';
var control=type==''memo''?lastMemo:lastEditor;
if(!control)return;
control.focus();
var selection=window.getSelection?window.getSelection():document.selection,
range=selection.createRange?selection.createRange():selection.getRangeAt(0);
//判断浏览器是ie，但不是ie9以上
var browser = checkBrowser().split(":");
var IEbrowser = checkBrowser().split(":")[0];
var IEverson = Number(checkBrowser().split(":")[1]);
if(IEbrowser=="IE"&&IEverson<9){
range.pasteHTML(html);
}else{
var node=document.createElement(''span'');
node.innerHTML=html;
range.insertNode(node);
selection.addRange(range);
}
},
insertImg:function(){
var img="<img src=''http://www.baidu.com/img/bdlogo.gif''/>";
this.insertHtml(img,''editor'');
}
}
function checkBrowser()
{
var browserName=navigator.userAgent.toLowerCase();
//var ua = navigator.userAgent.toLowerCase();
var Sys = {};
var rtn = false;
if(/msie/i.test(browserName) && !/opera/.test(browserName)){
strBrowser = "IE: "+browserName.match(/msie ([\d.]+)/)[1];
rtn = true;
//return true;
}else if(/firefox/i.test(browserName)){
strBrowser = "Firefox: " + browserName.match(/firefox\/([\d.]+)/)[1];;
//return false;
}else if(/chrome/i.test(browserName) && /webkit/i.test(browserName) && /mozilla/i.test(browserName)){
strBrowser = "Chrome: " + browserName.match(/chrome\/([\d.]+)/)[1];
//return false;
}else if(/opera/i.test(browserName)){
strBrowser = "Opera: " + browserName.match(/opera.([\d.]+)/)[1];
//return false;
}else if(/webkit/i.test(browserName) &&!(/chrome/i.test(browserName) && /webkit/i.test(browserName) && /mozilla/i.test(browserName))){
strBrowser = "Safari: ";
//return false;
}else{
strBrowser = "unKnow,未知浏览器 ";
//return false;
}
strBrowser = strBrowser ;
//alert(strBrowser)
return strBrowser;
}
</script>
该文章在 2016/4/7 23:12:42 编辑过
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