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root / trunk / web / dojo / dojox / form / FileInputAuto.js @ 12

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/*
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        Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
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        Available via Academic Free License >= 2.1 OR the modified BSD license.
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        see: http://dojotoolkit.org/license for details
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*/
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if(!dojo._hasResource["dojox.form.FileInputAuto"]){
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dojo._hasResource["dojox.form.FileInputAuto"]=true;
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dojo.provide("dojox.form.FileInputAuto");
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dojo.require("dojox.form.FileInput");
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dojo.require("dojo.io.iframe");
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dojo.declare("dojox.form.FileInputAuto",dojox.form.FileInput,{url:"",blurDelay:2000,duration:500,uploadMessage:"Uploading ...",triggerEvent:"onblur",_sent:false,templateString:dojo.cache("dojox.form","resources/FileInputAuto.html","<div class=\"dijitFileInput\">\n\t<input id=\"${id}\" name=\"${name}\" class=\"dijitFileInputReal\" type=\"file\" dojoAttachPoint=\"fileInput\" />\n\t<div class=\"dijitFakeInput\" dojoAttachPoint=\"fakeNodeHolder\">\n\t\t<input class=\"dijitFileInputVisible\" type=\"text\" dojoAttachPoint=\"focusNode, inputNode\" />\n\t\t<div class=\"dijitInline dijitFileInputText\" dojoAttachPoint=\"titleNode\">${label}</div>\n\t\t<div class=\"dijitInline dijitFileInputButton\" dojoAttachPoint=\"cancelNode\" dojoAttachEvent=\"onclick:reset\">${cancelText}</div>\n\t</div>\n\t<div class=\"dijitProgressOverlay\" dojoAttachPoint=\"overlay\">&nbsp;</div>\n</div>\n"),onBeforeSend:function(){
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return {};
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},startup:function(){
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this._blurListener=this.connect(this.fileInput,this.triggerEvent,"_onBlur");
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this._focusListener=this.connect(this.fileInput,"onfocus","_onFocus");
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this.inherited(arguments);
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},_onFocus:function(){
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if(this._blurTimer){
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clearTimeout(this._blurTimer);
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}
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},_onBlur:function(){
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if(this._blurTimer){
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clearTimeout(this._blurTimer);
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}
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if(!this._sent){
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this._blurTimer=setTimeout(dojo.hitch(this,"_sendFile"),this.blurDelay);
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}
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},setMessage:function(_1){
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this.overlay.removeChild(this.overlay.firstChild);
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this.overlay.appendChild(document.createTextNode(_1));
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},_sendFile:function(e){
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if(this._sent||this._sending||!this.fileInput.value){
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return;
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}
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this._sending=true;
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dojo.style(this.fakeNodeHolder,"display","none");
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dojo.style(this.overlay,{opacity:0,display:"block"});
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this.setMessage(this.uploadMessage);
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dojo.fadeIn({node:this.overlay,duration:this.duration}).play();
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var _2;
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if(dojo.isIE){
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_2=document.createElement("<form enctype=\"multipart/form-data\" method=\"post\">");
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_2.encoding="multipart/form-data";
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}else{
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_2=document.createElement("form");
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_2.setAttribute("enctype","multipart/form-data");
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}
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_2.appendChild(this.fileInput);
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dojo.body().appendChild(_2);
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dojo.io.iframe.send({url:this.url,form:_2,handleAs:"json",handle:dojo.hitch(this,"_handleSend"),content:this.onBeforeSend()});
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},_handleSend:function(_3,_4){
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this.overlay.removeChild(this.overlay.firstChild);
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this._sent=true;
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this._sending=false;
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dojo.style(this.overlay,{opacity:0,border:"none",background:"none"});
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this.overlay.style.backgroundImage="none";
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this.fileInput.style.display="none";
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this.fakeNodeHolder.style.display="none";
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dojo.fadeIn({node:this.overlay,duration:this.duration}).play(250);
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this.disconnect(this._blurListener);
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this.disconnect(this._focusListener);
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dojo.body().removeChild(_4.args.form);
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this.fileInput=null;
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this.onComplete(_3,_4,this);
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},reset:function(e){
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if(this._blurTimer){
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clearTimeout(this._blurTimer);
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}
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this.disconnect(this._blurListener);
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this.disconnect(this._focusListener);
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this.overlay.style.display="none";
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this.fakeNodeHolder.style.display="";
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this.inherited(arguments);
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this._sent=false;
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this._sending=false;
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this._blurListener=this.connect(this.fileInput,this.triggerEvent,"_onBlur");
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this._focusListener=this.connect(this.fileInput,"onfocus","_onFocus");
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},onComplete:function(_5,_6,_7){
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}});
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dojo.declare("dojox.form.FileInputBlind",dojox.form.FileInputAuto,{startup:function(){
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this.inherited(arguments);
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this._off=dojo.style(this.inputNode,"width");
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this.inputNode.style.display="none";
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this._fixPosition();
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},_fixPosition:function(){
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if(dojo.isIE){
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dojo.style(this.fileInput,"width","1px");
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}else{
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dojo.style(this.fileInput,"left","-"+(this._off)+"px");
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}
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},reset:function(e){
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this.inherited(arguments);
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this._fixPosition();
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}});
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}