代码如诗

IE和firefox通用的复制到剪贴板的JS函数

作者：一起写诗 发布时间：June 8, 2010 分类：JS/JQ/Ajax/

<script language="JavaScript">
	function copyUrl(txt){
		if(window.clipboardData) {   
			window.clipboardData.clearData();   
			window.clipboardData.setData("Text", txt);   
			alert("复制成功，您可以用Ctrl+V粘贴到你的QQ/MSN上推荐给你的好友了");  
		} else if(navigator.userAgent.indexOf("Opera") != -1) {   
			window.location = txt;   
		} else if (window.netscape) {   
			try {   
				netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");   
			} catch (e) {   
				alert("被浏览器拒绝！\n请在浏览器地址栏输入'about:config'并回车\n然后将 'signed.applets.codebase_principal_support'设置为'true'");   
			}   
			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 = txt;   
			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);   
			alert("复制成功，您可以用Ctrl+V粘贴到你的QQ/MSN上推荐给你的好友了");  
		}   
	}
</script>

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