目前，如果使用javascript来写复制到剪贴板的代码，一般都是浏览器不兼容的。所以采用flash的方式，模拟一个层，再来复制，就可以做到全部浏览器都适用哦~
需要下载一个swf文件，和一个js文件。把这两个文件，和htm放到一起。
图示：
必须放在服务器端使用哦。
图示：
JS代码：
ZeroClipboard.js
// Simple Set Clipboard System// Author: Joseph Huckabyvar ZeroClipboard = {version: "1.0.7",clients: {}, // registered upload clients on page, indexed by idmoviePath: 'ZeroClipboard.swf', // URL to movienextId: 1, // ID of next movie $: function(thingy) {// simple DOM lookup utility functionif (typeof(thingy) == 'string') thingy = document.getElementById(thingy);if (!thingy.addClass) {// extend element with a few useful methodsthingy.hide = function() { this.style.display = 'none'; };thingy.show = function() { this.style.display = ''; };thingy.addClass = function(name) { this.removeClass(name); this.className += ' ' + name; };thingy.removeClass = function(name) {var classes = this.className.split(/\s+/);var idx = -1;for (var k = 0; k < classes.length; k++) {if (classes[k] == name) { idx = k; k = classes.length; }}if (idx > -1) {classes.splice( idx, 1 );this.className = classes.join(' ');}return this;};thingy.hasClass = function(name) {return !!this.className.match( new RegExp("\\s*" + name + "\\s*") );};}return thingy;},setMoviePath: function(path) {// set path to ZeroClipboard.swfthis.moviePath = path;},dispatch: function(id, eventName, args) {// receive event from flash movie, send to client var client = this.clients[id];if (client) {client.receiveEvent(eventName, args);}},register: function(id, client) {// register new client to receive eventsthis.clients[id] = client;},getDOMObjectPosition: function(obj, stopObj) {// get absolute coordinates for dom elementvar info = {left: 0, top: 0, width: obj.width ? obj.width : obj.offsetWidth, height: obj.height ? obj.height : obj.offsetHeight};while (obj && (obj != stopObj)) {info.left += obj.offsetLeft;info.top += obj.offsetTop;obj = obj.offsetParent;}return info;},Client: function(elem) {// constructor for new simple upload clientthis.handlers = {};// unique IDthis.id = ZeroClipboard.nextId++;this.movieId = 'ZeroClipboardMovie_' + this.id;// register client with singleton to receive flash eventsZeroClipboard.register(this.id, this);// create movieif (elem) this.glue(elem);}};ZeroClipboard.Client.prototype = {id: 0, // unique ID for usready: false, // whether movie is ready to receive events or notmovie: null, // reference to movie objectclipText: '', // text to copy to clipboardhandCursorEnabled: true, // whether to show hand cursor, or default pointer cursorcssEffects: true, // enable CSS mouse effects on dom containerhandlers: null, // user event handlers glue: function(elem, appendElem, stylesToAdd) {// glue to DOM element// elem can be ID or actual DOM element objectthis.domElement = ZeroClipboard.$(elem);// float just above object, or zIndex 99 if dom element isn't setvar zIndex = 99;if (this.domElement.style.zIndex) {zIndex = parseInt(this.domElement.style.zIndex, 10) + 1;}if (typeof(appendElem) == 'string') {appendElem = ZeroClipboard.$(appendElem);}else if (typeof(appendElem) == 'undefined') {appendElem = document.getElementsByTagName('body')[0];}// find X/Y position of domElementvar box = ZeroClipboard.getDOMObjectPosition(this.domElement, appendElem);// create floating DIV above elementthis.div = document.createElement('div');var style = this.div.style;style.position = 'absolute';style.left = '' + box.left + 'px';style.top = '' + box.top + 'px';style.width = '' + box.width + 'px';style.height = '' + box.height + 'px';style.zIndex = zIndex;if (typeof(stylesToAdd) == 'object') {for (addedStyle in stylesToAdd) {style[addedStyle] = stylesToAdd[addedStyle];}}// style.backgroundColor = '#f00'; // debug appendElem.appendChild(this.div);this.div.innerHTML = this.getHTML( box.width, box.height );},getHTML: function(width, height) {// return HTML for movievar html = '';var flashvars = 'id=' + this.id + '&width=' + width + '&height=' + height;if (navigator.userAgent.match(/MSIE/)) {// IE gets an OBJECT tagvar protocol = location.href.match(/^https/i) ? 'https://' : 'http://';html += '<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="'+protocol+'/pub/shockwave/cabs/flash/swflash.cab#version=9,0,0,0" width="'+width+'" height="'+height+'" id="'+this.movieId+'" align="middle"><param name="allowScriptAccess" value="always" /><param name="allowFullScreen" value="false" /><param name="movie" value="'+ZeroClipboard.moviePath+'" /><param name="loop" value="false" /><param name="menu" value="false" /><param name="quality" value="best" /><param name="bgcolor" value="#ffffff" /><param name="flashvars" value="'+flashvars+'"/><param name="wmode" value="transparent"/></object>';}else {// all other browsers get an EMBED taghtml += '<embed id="'+this.movieId+'" src="'+ZeroClipboard.moviePath+'" loop="false" menu="false" quality="best" bgcolor="#ffffff" width="'+width+'" height="'+height+'" name="'+this.movieId+'" align="middle" allowScriptAccess="always" allowFullScreen="false" type="application/x-shockwave-flash" pluginspage="/go/getflashplayer" flashvars="'+flashvars+'" wmode="transparent" />';}return html;},hide: function() {// temporarily hide floater offscreenif (this.div) {this.div.style.left = '-2000px';}},show: function() {// show ourselves after a call to hide()this.reposition();},destroy: function() {// destroy control and floaterif (this.domElement && this.div) {this.hide();this.div.innerHTML = '';var body = document.getElementsByTagName('body')[0];try { body.removeChild( this.div ); } catch(e) {;}this.domElement = null;this.div = null;}},reposition: function(elem) {// reposition our floating div, optionally to new container// warning: container CANNOT change size, only positionif (elem) {this.domElement = ZeroClipboard.$(elem);if (!this.domElement) this.hide();}if (this.domElement && this.div) {var box = ZeroClipboard.getDOMObjectPosition(this.domElement);var style = this.div.style;style.left = '' + box.left + 'px';style.top = '' + box.top + 'px';}},setText: function(newText) {// set text to be copied to clipboardthis.clipText = newText;if (this.ready) this.movie.setText(newText);},addEventListener: function(eventName, func) {// add user event listener for event// event types: load, queueStart, fileStart, fileComplete, queueComplete, progress, error, canceleventName = eventName.toString().toLowerCase().replace(/^on/, '');if (!this.handlers[eventName]) this.handlers[eventName] = [];this.handlers[eventName].push(func);},setHandCursor: function(enabled) {// enable hand cursor (true), or default arrow cursor (false)this.handCursorEnabled = enabled;if (this.ready) this.movie.setHandCursor(enabled);},setCSSEffects: function(enabled) {// enable or disable CSS effects on DOM containerthis.cssEffects = !!enabled;},receiveEvent: function(eventName, args) {// receive event from flasheventName = eventName.toString().toLowerCase().replace(/^on/, '');// special behavior for certain eventsswitch (eventName) {case 'load':// movie claims it is ready, but in IE this isn't always the case...// bug fix: Cannot extend EMBED DOM elements in Firefox, must use traditional functionthis.movie = document.getElementById(this.movieId);if (!this.movie) {var self = this;setTimeout( function() { self.receiveEvent('load', null); }, 1 );return;}// firefox on pc needs a "kick" in order to set these in certain casesif (!this.ready && navigator.userAgent.match(/Firefox/) && navigator.userAgent.match(/Windows/)) {var self = this;setTimeout( function() { self.receiveEvent('load', null); }, 100 );this.ready = true;return;}this.ready = true;this.movie.setText( this.clipText );this.movie.setHandCursor( this.handCursorEnabled );break;case 'mouseover':if (this.domElement && this.cssEffects) {this.domElement.addClass('hover');if (this.recoverActive) this.domElement.addClass('active');}break;case 'mouseout':if (this.domElement && this.cssEffects) {this.recoverActive = false;if (this.domElement.hasClass('active')) {this.domElement.removeClass('active');this.recoverActive = true;}this.domElement.removeClass('hover');}break;case 'mousedown':if (this.domElement && this.cssEffects) {this.domElement.addClass('active');}break;case 'mouseup':if (this.domElement && this.cssEffects) {this.domElement.removeClass('active');this.recoverActive = false;}break;} // switch eventNameif (this.handlers[eventName]) {for (var idx = 0, len = this.handlers[eventName].length; idx < len; idx++) {var func = this.handlers[eventName][idx];if (typeof(func) == 'function') {// actual function referencefunc(this, args);}else if ((typeof(func) == 'object') && (func.length == 2)) {// PHP style object + method, i.e. [myObject, 'myMethod']func[0][ func[1] ](this, args);}else if (typeof(func) == 'string') {// name of functionwindow[func](this, args);}} // foreach event handler defined} // user defined handler for event }};
html代码：
a.htm
<html><head><title>Zero Clipboard Test</title><style type="text/css">body {font-family:arial,sans-serif; font-size:9pt; }.my_clip_button {width:150px; text-align:center; border:1px solid black; background-color:#ccc; margin:10px; padding:10px; cursor:default; font-size:9pt; }.my_clip_button.hover {background-color:#eee; }.my_clip_button.active {background-color:#aaa; }</style></head><body><div id="d_clip_container" style="position:relative"><div id="d_clip_button" class="my_clip_button"><b>Copy To Clipboard...</b></div></div><textarea id="myresource" class="clearfix" onChange="clip.setText(this.value)">我复制</textarea><script type="text/javascript" src="ZeroClipboard.js"></script><script language="JavaScript">var clip = null; function $(id) { return document.getElementById(id); } function init() {clip = new ZeroClipboard.Client();clip.setHandCursor( true ); clip.addEventListener('load', function (client) {debugstr("Flash movie loaded and ready.");}); clip.addEventListener('mouseOver', function (client) {// update the text on mouse over clip.setText( $('myresource').value );}); clip.addEventListener('complete', function (client, text) {debugstr("Copied text to clipboard: " + text );}); clip.glue( 'd_clip_button', 'd_clip_container' );} setTimeout(function(){init();},1500);</script></body></html>
flash文件请自己到网上下载哈~
