doc.open();
var html = [
‘<html>’,
‘<head><style type=”text/css”>body{border:0;margin:0;padding:3px;height:98%;cursor:text;background-color:white;font-size:12px;font-family:Courier,serif,monospace;}</style></head>’,
‘<body jid=”‘, userJID, ‘”></body>’,
‘</html>’].join(“”);
doc.write(html);
//打开document对象编辑模式
doc.designMode = “on”;
doc.close();
},
getContent: function () {
var doc = sendMessageEditor.getDoc();
//获取编辑器的body对象
var body = doc.body || doc.documentElement;
//获取编辑器的内容
var content = body.innerHTML;
//对内容进行处理，例如替换其中的某些特殊字符等等
//Some code
//返回内容
return content;
},
//统一的执行命令方法
execCmd: function (cmd, value, d){
var doc = d || sendMessageEditor.getDoc();
//doc对象的获取参照上面的代码
//调用execCommand方法执行命令
doc.execCommand(cmd, false, value === undefined ? null : value);
},
getStyleState: function (cmd) {
var doc = sendMessageEditor.getDoc();
//doc对象的获取参考上面的对面
//光标处是否是粗体
var state = doc.queryCommandState(cmd);
if(state){
//改变按钮的样式
}
return state;
},
insertAtCursor: function (text, d, w){
var doc = d || sendMessageEditor.getDoc();
var win = w || sendMessageEditor.getWin();
//win对象的获取参考上面的代码
if (/msie/.test(agent)) {
win.focus();
var r = doc.selection.createRange();
if (r) {
r.collapse(true);
r.pasteHTML(text);
}
} else if (/gecko/.test(agent) || /opera/.test(agent)) {
win.focus();
sendMessageEditor.execCmd(‘InsertHTML’, text, doc);
} else if (/safari/.test(agent)) {
sendMessageEditor.execCmd(‘InsertText’, text, doc);
}
}
};
5、css样式 chat-2.0.css
/**
* function: im web chat css
* author: hoojo
* createDate: 2012-5-26 上午11:42:10
*/
@CHARSET “UTF-8”;
*, body {
font-family: Courier,serif,monospace;
font-size: 12px;
padding: 0;
margin: 0;
}
.chat-main {
position: absolute;
/*right: 80px;*/
left: 50px;
top: 20px;
z-index: 999;
display: none;
}
.chat-main .radius {
background-color: white;
border: 8px solid #94CADF;
border-radius: 1em;
}
#chat {
position: relative;
/*left: 150px;*/
padding: 0;
margin: 0;
}
#chat table {
border-collapse: collapse;
width: 435px;
*width: 460px;
/*width: 410px;*/
/*width: 320px;*/
}
#chat table .title {
font-weight: bold;
color: green;
padding: 3px;
background-color: #94CADF;
}
/* 收缩条 */
#chat table .split {
background-color: #94CADF;
