summaryrefslogtreecommitdiff
path: root/js/dojo-1.7.2/dojox/form/FileInputAuto.js
diff options
context:
space:
mode:
Diffstat (limited to 'js/dojo-1.7.2/dojox/form/FileInputAuto.js')
-rw-r--r--js/dojo-1.7.2/dojox/form/FileInputAuto.js224
1 files changed, 224 insertions, 0 deletions
diff --git a/js/dojo-1.7.2/dojox/form/FileInputAuto.js b/js/dojo-1.7.2/dojox/form/FileInputAuto.js
new file mode 100644
index 0000000..545211d
--- /dev/null
+++ b/js/dojo-1.7.2/dojox/form/FileInputAuto.js
@@ -0,0 +1,224 @@
+//>>built
+require({cache:{
+'url: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"}});
+define("dojox/form/FileInputAuto", [
+ "dojo/_base/declare",
+ "dojo/_base/lang",
+ "dojo/_base/fx",
+ "dojo/_base/window",
+ "dojo/dom-style",
+ "dojo/_base/sniff",
+ "dojo/text!./resources/FileInputAuto.html",
+ "dojox/form/FileInput",
+ "dojo/io/iframe"
+],
+function(declare, lang, fx, win, domStyle, has, template, FileInput, ioIframe){
+
+ /*=====
+ FileInput = dojox.form.FileInput;
+ =====*/
+var FileInputAuto = declare("dojox.form.FileInputAuto", FileInput,
+ {
+ // summary: An extension on FileInput providing background upload progress
+ //
+ // description: An extended version of FileInput - when the user focuses away from the input
+ // the selected file is posted via ioIframe to the url. example implementation
+ // comes with PHP solution for handling upload, and returning required data.
+ //
+ // notes: the return data from the io.iframe is used to populate the input element with
+ // data regarding the results. it will be a JSON object, like:
+ //
+ // results = { size: "1024", filename: "file.txt" }
+ //
+ // all the parameters allowed to FileInput apply
+
+ // url: String
+ // the URL where our background FileUpload will be sent
+ url: "",
+
+ // blurDelay: Integer
+ // time in ms before an un-focused widget will wait before uploading the file to the url="" specified
+ // default: 2 seconds
+ blurDelay: 2000,
+
+ // duration: Integer
+ // The time in ms to use as the generic timing mechanism for the animations
+ // set to 1 or 0 for "immediate respose"
+ duration: 500,
+
+ // uploadMessage: String
+ //
+ // FIXME: i18n somehow?
+ uploadMessage: "Uploading ...",
+
+ // triggerEvent: String
+ // Event which triggers the upload. Defaults to onblur, sending the file selected
+ // 'blurDelay' milliseconds after losing focus. Set to "onchange" with a low blurDelay
+ // to send files immediately after uploading.
+ triggerEvent: "onblur",
+
+ _sent: false,
+
+ // small template changes, new attachpoint: overlay
+ templateString: template,
+
+ onBeforeSend: function(){
+ // summary: Called immediately before a FileInput sends it's file via io.iframe.send.
+ // The return of this function is passed as the `content` member in the io.iframe IOArgs
+ // object.
+ return {};
+ },
+
+ startup: function(){
+ // summary: add our extra blur listeners
+ this._blurListener = this.connect(this.fileInput, this.triggerEvent, "_onBlur");
+ this._focusListener = this.connect(this.fileInput, "onfocus", "_onFocus");
+ this.inherited(arguments);
+ },
+
+ _onFocus: function(){
+ // summary: clear the upload timer
+ if(this._blurTimer){ clearTimeout(this._blurTimer); }
+ },
+
+ _onBlur: function(){
+ // summary: start the upload timer
+ if(this._blurTimer){ clearTimeout(this._blurTimer); }
+ if(!this._sent){
+ this._blurTimer = setTimeout(lang.hitch(this,"_sendFile"),this.blurDelay);
+ }
+ },
+
+ setMessage: function(/*String*/title){
+ // summary: set the text of the progressbar
+
+ // innerHTML throws errors in IE! so use DOM manipulation instead
+ //this.overlay.innerHTML = title;
+ this.overlay.removeChild(this.overlay.firstChild);
+ this.overlay.appendChild(document.createTextNode(title));
+ },
+
+ _sendFile: function(/* Event */e){
+ // summary: triggers the chain of events needed to upload a file in the background.
+ if(this._sent || this._sending || !this.fileInput.value){ return; }
+
+ this._sending = true;
+
+ domStyle.set(this.fakeNodeHolder,"display","none");
+ domStyle.set(this.overlay,{
+ opacity:0,
+ display:"block"
+ });
+
+ this.setMessage(this.uploadMessage);
+
+ fx.fadeIn({ node: this.overlay, duration:this.duration }).play();
+
+ var _newForm;
+ if(has("ie") < 9 || (has("ie") && has("quirks"))){
+ // just to reiterate, IE is a steaming pile of code.
+ _newForm = document.createElement('<form enctype="multipart/form-data" method="post">');
+ _newForm.encoding = "multipart/form-data";
+
+ }else{
+ // this is how all other sane browsers do it
+ _newForm = document.createElement('form');
+ _newForm.setAttribute("enctype","multipart/form-data");
+ }
+ _newForm.appendChild(this.fileInput);
+ win.body().appendChild(_newForm);
+
+ ioIframe.send({
+ url: this.url,
+ form: _newForm,
+ handleAs: "json",
+ handle: lang.hitch(this,"_handleSend"),
+ content: this.onBeforeSend()
+ });
+ },
+
+ _handleSend: function(data,ioArgs){
+ // summary: The callback to toggle the progressbar, and fire the user-defined callback
+
+ // innerHTML throws errors in IE! so use DOM manipulation instead
+ this.overlay.removeChild(this.overlay.firstChild);
+
+ this._sent = true;
+ this._sending = false;
+ domStyle.set(this.overlay,{
+ opacity:0,
+ border:"none",
+ background:"none"
+ });
+
+ this.overlay.style.backgroundImage = "none";
+ this.fileInput.style.display = "none";
+ this.fakeNodeHolder.style.display = "none";
+ fx.fadeIn({ node:this.overlay, duration:this.duration }).play(250);
+
+ this.disconnect(this._blurListener);
+ this.disconnect(this._focusListener);
+
+ //remove the form used to send the request
+ win.body().removeChild(ioArgs.args.form);
+ this.fileInput = null;
+
+ this.onComplete(data,ioArgs,this);
+ },
+
+ reset: function(e){
+ // summary: accomodate our extra focusListeners
+ if(this._blurTimer){ clearTimeout(this._blurTimer); }
+
+ this.disconnect(this._blurListener);
+ this.disconnect(this._focusListener);
+
+ this.overlay.style.display = "none";
+ this.fakeNodeHolder.style.display = "";
+ this.inherited(arguments);
+ this._sent = false;
+ this._sending = false;
+ this._blurListener = this.connect(this.fileInput, this.triggerEvent,"_onBlur");
+ this._focusListener = this.connect(this.fileInput,"onfocus","_onFocus");
+ },
+
+ onComplete: function(data,ioArgs,widgetRef){
+ // summary: stub function fired when an upload has finished.
+ // data: the raw data found in the first [TEXTAREA] tag of the post url
+ // ioArgs: the Deferred data being passed from the handle: callback
+ // widgetRef: this widget pointer, so you can set this.overlay to a completed/error message easily
+ }
+});
+
+declare("dojox.form.FileInputBlind", FileInputAuto,
+ {
+ // summary: An extended version of dojox.form.FileInputAuto
+ // that does not display an input node, but rather only a button
+ // and otherwise behaves just like FileInputAuto
+
+ startup: function(){
+ // summary: hide our fileInput input field
+ this.inherited(arguments);
+ this._off = domStyle.get(this.inputNode,"width");
+ this.inputNode.style.display = "none";
+ this._fixPosition();
+ },
+
+ _fixPosition: function(){
+ // summary: in this case, set the button under where the visible button is
+ if(has("ie")){
+ domStyle.set(this.fileInput,"width","1px");
+ }else{
+ domStyle.set(this.fileInput,"left","-"+(this._off)+"px");
+ }
+ },
+
+ reset: function(e){
+ // summary: onclick, we need to reposition our newly created input type="file"
+ this.inherited(arguments);
+ this._fixPosition();
+ }
+});
+
+return FileInputAuto;
+});