js完美兼容浏览器的复制功能

1,js结合swf的复制功能,完美兼容火狐,谷歌,360,ie8,使用示例:(ps:引入copy.swf比较重要,文件传送门 解压密码:http://www.bieanju.com/,为了防止360删除文件请解压后去除后缀的1)

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js 完美兼容浏览器的复制功能

function copyText(){        var clip = new ZeroClipboard.Client();
        clip.setHandCursor(true);                //var text= document.getElementById('tgurl').value;
        var text= $('input[name="tgurl"]').val();
        clip.setText(text);                    
        clip.glue("copyurl");
        clip.addEventListener( "complete", function(){
            alert("复制成功!");
        });
    }

js 完美兼容浏览器的复制功能

 

2,下面是copy.js的源码:

js 完美兼容浏览器的复制功能

var ZeroClipboard = {
    
    version: "1.0.7",
    clients: {}, // registered upload clients on page, indexed by id
    moviePath: './js/copy.swf', // URL to movie
    nextId: 1, // ID of next movie    
    $: function(thingy) {    
        // simple DOM lookup utility function
        if (typeof(thingy) == 'string') thingy = document.getElementById(thingy);        if (!thingy.addClass) {            // extend element with a few useful methods
            thingy.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.swf
        this.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 events
        this.clients[id] = client;
    },
    
    getDOMObjectPosition: function(obj, stopObj) {        // get absolute coordinates for dom element
        var 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 client
        this.handlers = {};        
        // unique ID
        this.id = ZeroClipboard.nextId++;        this.movieId = 'ZeroClipboardMovie_' + this.id;        
        // register client with singleton to receive flash events
        ZeroClipboard.register(this.id, this);        
        // create movie
        if (elem) this.glue(elem);
    }
};

ZeroClipboard.Client.prototype = {
    
    id: 0, // unique ID for us
    ready: false, // whether movie is ready to receive events or not
    movie: null, // reference to movie object
    clipText: '', // text to copy to clipboard
    handCursorEnabled: true, // whether to show hand cursor, or default pointer cursor
    cssEffects: true, // enable CSS mouse effects on dom container
    handlers: null, // user event handlers    
    glue: function(elem, appendElem, stylesToAdd) {        // glue to DOM element
        // elem can be ID or actual DOM element object
        this.domElement = ZeroClipboard.$(elem);        
        // float just above object, or zIndex 99 if dom element isn't set
        var zIndex = 99;        if (this.domElement.style.zIndex) {
            zIndex = parseInt(this.domElement.style.zIndex, 10) + 1;
        }        
        if (typeof(appendElem) == 'string') {
            appendElem = ZeroClipboard.$(appendElem);
        }        else if (typeof(appendElem) == 'undefined') {
            appendElem = document.getElementsByTagName('body')[0];
        }        
        // find X/Y position of domElement
        var box = ZeroClipboard.getDOMObjectPosition(this.domElement, appendElem);        
        // create floating DIV above element
        this.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 movie
        var html = '';        var flashvars = 'id=' + this.id + 
            '&width=' + width + 
            '&height=' + height;            
        if (navigator.userAgent.match(/MSIE/)) {            // IE gets an OBJECT tag
            var protocol = location.href.match(/^https/i) ? 'https://' : 'http://';
            html += '';
        }        else {            // all other browsers get an EMBED tag
            html += '';
        }        return html;
    },
    
    hide: function() {        // temporarily hide floater offscreen
        if (this.div) {            this.div.style.left = '-2000px';
        }
    },
    
    show: function() {        // show ourselves after a call to hide()
        this.reposition();
    },
    
    destroy: function() {        // destroy control and floater
        if (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 position
        if (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 clipboard
        this.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, cancel
        eventName = 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 container
        this.cssEffects = !!enabled;
    },
    
    receiveEvent: function(eventName, args) {        // receive event from flash
        eventName = eventName.toString().toLowerCase().replace(/^on/, '');                
        // special behavior for certain events
        switch (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 function
                this.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 cases
                if (!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 eventName
        
        if (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 reference
                    func(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 function
                    window[func](this, args);
                }
            } // foreach event handler defined
        } // user defined handler for event    }
    
};

js 完美兼容浏览器的复制功能


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