原理:点击按钮的时候触发copyUrl2函数,根据biao1 ID选中对象,然后在根据execCommand复制选中内容,所以此时选择的内容必须是可视的,也就是说不能是隐藏的文本域。6 N# q0 ^5 q6 [! \$ T. S. [' f 2、复制专题地址和 url 地址,传给 QQ/MSN 上的好友# `, }' ]( Q4 I, R( o
function copyToClipboard(txt) {
if (window.clipboardData) {
window.clipboardData.clearData();
clipboardData.setData("Text", txt);
alert("复制成功!");
} 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!");
}
}
8、兼容各大浏览器的复制代码(结合ZeroClipboard.js)" a; Z/ n" A. Y- Y, z0 M