日期:2014-05-16  浏览次数:20666 次

ajaxFileUpload 针对 ie jquery 1.7+不能使用问题修复版本
jQuery.extend({
	handleError: function( s, xhr, status, e ) 		{
		// If a local callback was specified, fire it
				if ( s.error ) {
					s.error.call( s.context || s, xhr, status, e );
				}

				// Fire the global callback
				if ( s.global ) {
					(s.context ? jQuery(s.context) : jQuery.event).trigger( "ajaxError", [xhr, s, e] );
				}
	},
    createUploadIframe: function(id, uri)
	{
  
        var frameId = 'jUploadFrame' + id;
        
        if(window.ActiveXObject) {
        	if(jQuery.browser.version=="9.0")
        	{
        		io = document.createElement('iframe');
        		io.id = frameId;
        		io.name = frameId;
        	}
        	else if(jQuery.browser.version=="6.0" || jQuery.browser.version=="7.0" || jQuery.browser.version=="8.0")
        	{
        	
                var io = document.createElement('<iframe id="' + frameId + '" name="' + frameId + '" />');
                if(typeof uri== 'boolean'){
                    io.src = 'javascript:false';
                }
                else if(typeof uri== 'string'){
                    io.src = uri;
                }
        	}
        }
        else {
            var io = document.createElement('iframe');
            io.id = frameId;
            io.name = frameId;
        }
        io.style.position = 'absolute';
        io.style.top = '-1000px';
        io.style.left = '-1000px';

        document.body.appendChild(io);

        return io;		
    },
    ajaxUpload:function(s,xml){
    	//if((fromFiles.nodeType&&!((fileList=fromFiles.files)&&fileList[0].name)))

    	var uid = new Date().getTime(),idIO='jUploadFrame'+uid,_this=this;
		var jIO=$('<iframe name="'+idIO+'" id="'+idIO+'" style="display:none">').appendTo('body');
		var jForm=$('<form action="'+s.url+'" target="'+idIO+'" method="post" enctype="multipart/form-data"></form>').appendTo('body');
		var oldElement = $('#'+s.fileElementId);
		var newElement = $(oldElement).clone();
		$(oldElement).attr('id', 'jUploadFile'+uid);
		$(oldElement).before(newElement);
		$(oldElement).appendTo(jForm);

		this.remove=function()
		{
			if(_this!==null)
			{
				jNewFile.before(jOldFile).remove();
				jIO.remove();jForm.remove();
				_this=null;
			}
		}
		this.onLoad=function(){
		
            var data=$(jIO[0].contentWindow.document.body).text();
	
	
            try{

                if(data!=undefined){
             	   data = eval('(' + data + ')');
                    try {
                 	   
                        if (s.success)
                            s.success(data, status);
    
                        // Fire the global callback
                        if(s.global)
                            jQuery.event.trigger("ajaxSuccess", [xml, s]);
                        if (s.complete)
                            s.complete(data, status);
                        xml = null;
                      } catch(e) 
    				     {
                     
                        status = "error";
                        jQuery.handleError(s, xml, status, e);
                      }

                      // The request was completed
                      if(s.global)
                          jQuery.event.trigger( "ajaxComplete", [xml, s] );
                      // Handle the global AJAX counter
                      if (s.global && ! --jQuery.active )
                          jQuery.event.trigger("ajaxStop");

                      // Process result
       
                }
         }catch(ex){
         	 alert(ex.message);
         };
		}
		this.start=function(){jForm.submit();jIO.load(_this.onLoad);};
		return this;
		  
	},
    createUploadForm: function(id, url,fileElementId, data)
	{
		//create form	
		var formId = 'jUploadForm' + id;
		var fileId = 'jUploadFile' + id;
		var form = jQuery('<form  action="'+url+'"