支持ie与FireFox的剪切板代码

<html xmlns="http://www.w3.org/1999/xhtml">
<head>
    <title>支持ie与FireFox的剪切板代码</title>
<script type="text/javascript">
function setCopy(_sTxt){
    try{
        if(window.clipboardData){
            window.clipboardData.setData("Text", _sTxt);
        } else if(window.netscape) {//FireFox搞得真复杂呀
            netscape.security.PrivilegeManager.enablePrivilege('UniversalXPConnect');
            var clip = Components.classes['@mozilla.org/widget/clipboard;1'].createInstance(Components.interfaces.nsIClipboard);
            if(!clip) return;
            var trans = Components.classes['@mozilla.org/widget/transferable;1'].createInstance(Components.interfaces.nsITransferable);
            if(!trans) return;
            trans.addDataFlavor('text/unicode');
            var str = new Object();
            var len = new Object();
            var str = Components.classes["@mozilla.org/supports-string;1"].createInstance(Components.interfaces.nsISupportsString);
            var copytext = _sTxt;
            str.data = copytext;
            trans.setTransferData("text/unicode", str, copytext.length*2);
            var clipid = Components.interfaces.nsIClipboard;
            if (!clip) return false;
            clip.setData(trans, null, clipid.kGlobalClipboard);
        }
    }catch(e){}
}
</script>
</head>
<body>
<input type="button" onclick="setCopy('hello');" value="复制" />
<div>
    Firefox/3.0.14下可以运行<br />
    Firefox/3.5.3下无效<br />
    不过多考虑这一块了。
</div>
</body>
</html>
posted @ 2009-09-28 17:33  大气象  阅读(614)  评论(0)  编辑  收藏  举报
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