jQuery点击文本框复制其内容到剪贴板上

//点击文本框复制其内容到剪贴板上方法

function copyToClipboard(txt) {

if (window.clipboardData) {

window.clipboardData.clearData();

window.clipboardData.setData("Text", txt);

alert("已经成功复制到剪帖板上！");

} else if (navigator.userAgent.indexOf("Opera") != -1) {

window.location = txt;

} else if (scape) {

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['@/widget/clipboard;1'].createInstance(Components.interfaces.nsIClipboard);

if (!clip) return;

var trans = Components.classes['@/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["@/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("已经成功复制到剪帖板上！");

}

}

//点击文本框复制其内容到剪贴板上

function setCopyLink() {

$("#txt_CopyLink").val(document.URL)

.focus(function () {

$(this).css({ "background-color": "#ddd" }).select();

copyToClipboard($("#txt_CopyLink").val());

}).blur(function () {

$(this).css({ "background-color": "#fff" });

});

}

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