X-Git-Url: http://git.ithinksw.org/extjs.git/blobdiff_plain/c930e9176a5a85509c5b0230e2bff5c22a591432..05ce1c11e98b33f14ddee184493bd5a60dc947e2:/examples/ux/fileuploadfield/FileUploadField.js

diff --git a/examples/ux/fileuploadfield/FileUploadField.js b/examples/ux/fileuploadfield/FileUploadField.js
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+++ b/examples/ux/fileuploadfield/FileUploadField.js
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+/*!
+ * Ext JS Library 3.0.3
+ * Copyright(c) 2006-2009 Ext JS, LLC
+ * licensing@extjs.com
+ * http://www.extjs.com/license
+ */
+Ext.ns('Ext.ux.form');
+
+/**
+ * @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,  {
+    /**
+     * @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...',
+    /**
+     * @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,
+    /**
+     * @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,
+    /**
+     * @cfg {Object} buttonCfg A standard {@link Ext.Button} config object.
+     */
+
+    // private
+    readOnly: true,
+
+    /**
+     * @hide
+     * @method autoSize
+     */
+    autoSize: Ext.emptyFn,
+
+    // private
+    initComponent: function(){
+        Ext.ux.form.FileUploadField.superclass.initComponent.call(this);
+
+        this.addEvents(
+            /**
+             * @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;