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<html>
<head>
<title>The source code</title>
<link href="../resources/prettify/prettify.css" type="text/css" rel="stylesheet" />
<script type="text/javascript" src="../resources/prettify/prettify.js"></script>
</head>
<body onload="prettyPrint();">
<pre class="prettyprint lang-js">Ext.ns('Ext.ux.form');
<div id="cls-Ext.ux.form.FileUploadField"></div>/**
* @class Ext.ux.form.FileUploadField
* @extends Ext.form.TextField
* Creates a file upload field.
* @xtype fileuploadfield
*/
Ext.ux.form.FileUploadField = Ext.extend(Ext.form.TextField, {
<div id="cfg-Ext.ux.form.FileUploadField-buttonText"></div>/**
* @cfg {String} buttonText The button text to display on the upload button (defaults to
* 'Browse...'). Note that if you supply a value for {@link #buttonCfg}, the buttonCfg.text
* value will be used instead if available.
*/
buttonText: 'Browse...',
<div id="cfg-Ext.ux.form.FileUploadField-buttonOnly"></div>/**
* @cfg {Boolean} buttonOnly True to display the file upload field as a button with no visible
* text field (defaults to false). If true, all inherited TextField members will still be available.
*/
buttonOnly: false,
<div id="cfg-Ext.ux.form.FileUploadField-buttonOffset"></div>/**
* @cfg {Number} buttonOffset The number of pixels of space reserved between the button and the text field
* (defaults to 3). Note that this only applies if {@link #buttonOnly} = false.
*/
buttonOffset: 3,
<div id="cfg-Ext.ux.form.FileUploadField-buttonCfg"></div>/**
* @cfg {Object} buttonCfg A standard {@link Ext.Button} config object.
*/
// private
readOnly: true,
<div id="method-Ext.ux.form.FileUploadField-autoSize"></div>/**
* @hide
* @method autoSize
*/
autoSize: Ext.emptyFn,
// private
initComponent: function(){
Ext.ux.form.FileUploadField.superclass.initComponent.call(this);
this.addEvents(
<div id="event-Ext.ux.form.FileUploadField-fileselected"></div>/**
* @event fileselected
* Fires when the underlying file input field's value has changed from the user
* selecting a new file from the system file selection dialog.
* @param {Ext.ux.form.FileUploadField} this
* @param {String} value The file value returned by the underlying file input field
*/
'fileselected'
);
},
// private
onRender : function(ct, position){
Ext.ux.form.FileUploadField.superclass.onRender.call(this, ct, position);
this.wrap = this.el.wrap({cls:'x-form-field-wrap x-form-file-wrap'});
this.el.addClass('x-form-file-text');
this.el.dom.removeAttribute('name');
this.createFileInput();
var btnCfg = Ext.applyIf(this.buttonCfg || {}, {
text: this.buttonText
});
this.button = new Ext.Button(Ext.apply(btnCfg, {
renderTo: this.wrap,
cls: 'x-form-file-btn' + (btnCfg.iconCls ? ' x-btn-icon' : '')
}));
if(this.buttonOnly){
this.el.hide();
this.wrap.setWidth(this.button.getEl().getWidth());
}
this.bindListeners();
this.resizeEl = this.positionEl = this.wrap;
},
bindListeners: function(){
this.fileInput.on({
scope: this,
mouseenter: function() {
this.button.addClass(['x-btn-over','x-btn-focus'])
},
mouseleave: function(){
this.button.removeClass(['x-btn-over','x-btn-focus','x-btn-click'])
},
mousedown: function(){
this.button.addClass('x-btn-click')
},
mouseup: function(){
this.button.removeClass(['x-btn-over','x-btn-focus','x-btn-click'])
},
change: function(){
var v = this.fileInput.dom.value;
this.setValue(v);
this.fireEvent('fileselected', this, v);
}
});
},
createFileInput : function() {
this.fileInput = this.wrap.createChild({
id: this.getFileInputId(),
name: this.name||this.getId(),
cls: 'x-form-file',
tag: 'input',
type: 'file',
size: 1
});
},
reset : function(){
this.fileInput.remove();
this.createFileInput();
this.bindListeners();
Ext.ux.form.FileUploadField.superclass.reset.call(this);
},
// private
getFileInputId: function(){
return this.id + '-file';
},
// private
onResize : function(w, h){
Ext.ux.form.FileUploadField.superclass.onResize.call(this, w, h);
this.wrap.setWidth(w);
if(!this.buttonOnly){
var w = this.wrap.getWidth() - this.button.getEl().getWidth() - this.buttonOffset;
this.el.setWidth(w);
}
},
// private
onDestroy: function(){
Ext.ux.form.FileUploadField.superclass.onDestroy.call(this);
Ext.destroy(this.fileInput, this.button, this.wrap);
},
onDisable: function(){
Ext.ux.form.FileUploadField.superclass.onDisable.call(this);
this.doDisable(true);
},
onEnable: function(){
Ext.ux.form.FileUploadField.superclass.onEnable.call(this);
this.doDisable(false);
},
// private
doDisable: function(disabled){
this.fileInput.dom.disabled = disabled;
this.button.setDisabled(disabled);
},
// private
preFocus : Ext.emptyFn,
// private
alignErrorIcon : function(){
this.errorIcon.alignTo(this.wrap, 'tl-tr', [2, 0]);
}
});
Ext.reg('fileuploadfield', Ext.ux.form.FileUploadField);
// backwards compat
Ext.form.FileUploadField = Ext.ux.form.FileUploadField;
</pre>
</body>
</html>
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