js点击复制兼容Firefox
1 <script type="text/javascript"> 2 function copyCode(id){ 3 var testCode=document.getElementById(id).value; 4 if(copy2Clipboard(testCode)!=false){ 5 alert("生成的代码已经复制到粘贴板,你可以使用Ctrl+V 贴到需要的地方去了哦! "); 6 } 7 } 8 copy2Clipboard=function(txt){ 9 if(window.clipboardData){ 10 window.clipboardData.clearData(); 11 window.clipboardData.setData("Text",txt); 12 } 13 else if(navigator.userAgent.indexOf("Opera")!=-1){ 14 window.location=txt; 15 } 16 else if(window.netscape){ 17 try{ 18 netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect"); 19 } 20 catch(e){ 21 alert("您的firefox安全限制限制您进行剪贴板操作,请打开’about:config’将signed.applets.codebase_principal_support’设置为true’之后重试,相对路径为firefox根目录/greprefs/all.js"); 22 return false; 23 } 24 var clip=Components.classes['@mozilla.org/widget/clipboard;1'].createInstance(Components.interfaces.nsIClipboard); 25 if(!clip)return; 26 var trans=Components.classes['@mozilla.org/widget/transferable;1'].createInstance(Components.interfaces.nsITransferable); 27 if(!trans)return; 28 trans.addDataFlavor('text/unicode'); 29 var str=new Object(); 30 var len=new Object(); 31 var str=Components.classes["@mozilla.org/supports-string;1"].createInstance(Components.interfaces.nsISupportsString); 32 var copytext=txt;str.data=copytext; 33 trans.setTransferData("text/unicode",str,copytext.length*2); 34 var clipid=Components.interfaces.nsIClipboard; 35 if(!clip)return false; 36 clip.setData(trans,null,clipid.kGlobalClipboard); 37 } 38 } 39 </script> 40 <div> 41 <a href="#" target="_blank"> [<a href="#" onclick="copyCode('txtTestCode1');return false;">点击复制1</a>]<br> 42 <textarea rows=2 id="txtTestCode1" style="width:500px;font-family: Verdana, Arial;font-size:12px;height:55px;border:1px solid #999999;">复制内容1</textarea> 43 </div> 44 <br><br> 45 <div> 46 <a href="#" target="_blank"> [<a href="#" onclick="copyCode('txtTestCode2');return false;">点击复制2</a>]<br> 47 <textarea rows=2 id="txtTestCode2" style="width:500px;font-family: Verdana, Arial;font-size:12px;height:55px;border:1px solid #999999;">复制内容2</textarea> 48 </div> 49 <br><br> 50 <div> 51 <a href="#" target="_blank"> [<a href="#" onclick="copyCode('txtTestCode3');return false;">点击复制3</a>]<br> 52 <textarea rows=2 id="txtTestCode3" style="width:500px;font-family: Verdana, Arial;font-size:12px;height:55px;border:1px solid #999999;">复制内容3</textarea> 53 </div> 54 <br><br>