/**
 * @class Ext.ux.form.FieldPanel
 * @extends Ext.Panel
 * This class enables a form field to be built using multiple fields and other items.
 * This class started as a field extension of panel (provided by extjs.com).
 * @license: BSD
 * @author: Robert B. Williams (extjs id: vtswingkid)
 * @constructor
 * Creates a new FieldPanel
 * @param {Object} config Configuration options
 * @version 0.1.1
 */
Ext.namespace("Ext.ux.form");
Ext.ux.form.FieldPanel = Ext.extend(Ext.Panel,  {
    /**
     * @cfg {String} fieldLabel The label text to display next to this field (defaults to '')
     */
    /**
     * @cfg {String} labelStyle A CSS style specification to apply directly to this field's label (defaults to the
     * container's labelStyle value if set, or ''). For example, <code>labelStyle: 'font-weight:bold;'</code>.
     */
    /**
     * @cfg {String} labelSeparator The standard separator to display after the text of each form label (defaults
     * to the value of {@link Ext.layout.FormLayout#labelSeparator}, which is a colon ':' by default).  To display
     * no separator for this field's label specify empty string ''.
     */
    /**
     * @cfg {Boolean} hideLabel True to completely hide the label element (defaults to false)
     */
    /**
     * @cfg {String} clearCls The CSS class used to provide field clearing (defaults to 'x-form-clear-left')
     */
    /**
     * @cfg {String} itemCls An additional CSS class to apply to the wrapper's form item element of this field (defaults 
     * to the container's itemCls value if set, or '').  Since it is applied to the item wrapper, it allows you to write 
     * standard CSS rules that can apply to the field, the label (if specified) or any other element within the markup for 
     * the field. NOTE: this will not have any effect on fields that are not part of a form. Example use:
     * <pre><code>
// Apply a style to the field's label:
&lt;style>
    .required .x-form-item-label {font-weight:bold;color:red;}
&lt;/style>

new Ext.FormPanel({
	height: 100,
	renderTo: document.body,
	items: [{
		xtype: 'textfield',
		fieldLabel: 'Name',
		itemCls: 'required' //this label will be styled
	},{
		xtype: 'textfield',
		fieldLabel: 'Favorite Color'
	}]
});
</code></pre>
     */
    /**
     * @cfg {String} inputType The type attribute for input fields -- e.g. radio, text, password, file (defaults 
     * to "text"). The types "file" and "password" must be used to render those field types currently -- there are 
     * no separate Ext components for those. Note that if you use <tt>inputType:'file'</tt>, {@link #emptyText} 
     * is not supported and should be avoided.
     */
    /**
     * @cfg {Number} tabIndex The tabIndex for this field. Note this only applies to fields that are rendered,
     * not those which are built via applyTo (defaults to undefined).
     */
    /**
     * @cfg {Mixed} value A value to initialize this field with (defaults to undefined).
     */
    /**
     * @cfg {String} name The field's HTML name attribute (defaults to "").
     */
    /**
     * @cfg {String} cls A custom CSS class to apply to the field's underlying element (defaults to "").
     */
    
    /**
     * @cfg {String} invalidClass The CSS class to use when marking a field invalid (defaults to "x-form-invalid")
     */
    invalidClass : "x-form-invalid",
    /**
     * @cfg {String} invalidText The error text to use when marking a field invalid and no message is provided
     * (defaults to "The value in this field is invalid")
     */
    invalidText : "The value in this field is invalid",
    /**
     * @cfg {String} focusClass The CSS class to use when the field receives focus (defaults to "x-form-focus")
     */
    focusClass : "x-form-focus",
    /**
     * @cfg {String/Boolean} validationEvent The event that should initiate field validation. Set to false to disable
      automatic validation (defaults to "keyup").
     */
    validationEvent : "keyup",
    /**
     * @cfg {Boolean} validateOnBlur Whether the field should validate when it loses focus (defaults to true).
     */
    validateOnBlur : true,
    /**
     * @cfg {Number} validationDelay The length of time in milliseconds after user input begins until validation
     * is initiated (defaults to 250)
     */
    validationDelay : 250,
    /**
     * @cfg {String/Object} autoCreate A DomHelper element spec, or true for a default element spec (defaults to
     * {tag: "input", type: "text", size: "20", autocomplete: "off"})
     */
    defaultAutoCreate : {tag: "input", type: "text", size: "20", autocomplete: "off"},
    /**
     * @cfg {String} fieldClass The default CSS class for the field (defaults to "x-form-field")
     */
    fieldClass : "x-form-field",
    /**
     * @cfg {String} msgTarget The location where error text should display.  Should be one of the following values
     * (defaults to 'qtip'):
     *<pre>
Value         Description
-----------   ----------------------------------------------------------------------
qtip          Display a quick tip when the user hovers over the field
title         Display a default browser title attribute popup
under         Add a block div beneath the field containing the error text
side          Add an error icon to the right of the field with a popup on hover
[element id]  Add the error text directly to the innerHTML of the specified element
</pre>
     */
    msgTarget : 'qtip',
    /**
     * @cfg {String} msgFx <b>Experimental</b> The effect used when displaying a validation message under the field
     * (defaults to 'normal').
     */
    msgFx : 'normal',
    /**
     * @cfg {Boolean} readOnly True to mark the field as readOnly in HTML (defaults to false) -- Note: this only
     * sets the element's readOnly DOM attribute.
     */
    readOnly : false,
    /**
     * @cfg {Boolean} disabled True to disable the field (defaults to false).
     */
    disabled : false,
    /**
     * @cfg {String} token The string used to join and separate the values of the individual fields
     * (defaults to ',').
     */
	token: ',',
    
    // private
    isFormField : true,
    
    // private
    hasFocus : false,

	// private
	initComponent: function()
	{
		if (!this.items) this.items = [];
		this.items[this.items.length] = {
			xtype: 'component',
			listeners: {
				beforerender: function(dummy)
				{
					this.items.remove(dummy);
					this.afterChildrenRender(); //fire the childrenrendered event here
					return false;
				},
				scope: this
			}
		};
		Ext.ux.form.FieldPanel.superclass.initComponent.call(this);
		this.addEvents('change', 'invalid', 'valid');
	},

    /**
     * Returns the name attribute of the field if available
     * @return {String} name The field name
     */
    getName: function(){
         return this.rendered && this.hiddenField.dom.name ? this.hiddenField.dom.name : (this.hiddenName || '');
    },

    // private
    onRender : function(ct, position){
        Ext.ux.form.FieldPanel.superclass.onRender.call(this, ct, position);
        this.hiddenField=this.el.createChild({
			tag: "input",
			type: "hidden",
			value: "",
			name: this.name
		});
        if(this.readOnly){
			this.items.each(function(f){
		        if(f.isFormField){
					f.readOnly=true;
		        }
		    },this);
        }
        if(this.tabIndex !== undefined){
			var i=tabIndex;
			this.items.each(function(f){
		        if(f.isFormField){
					f.tabIndex=i++;
		        }
		    },this);
        }

        this.el.addClass([this.fieldClass, this.cls]);
    },
	
	afterChildrenRender: function(){
		this.initValue();
		this.items.each(function(f){
            if(f.isFormField){
                f.on('change', this.onChange, this);
				if(f.trigger){
					f.trigger.on('click', this.onChange, this)
				}
            }
        },this);
	},

    // private
    initValue : function(){
        if(this.value !== undefined){
            this.setValue(this.value);
        }else if(this.hiddenField.dom.value.length > 0 && this.hiddenField.dom.value != this.emptyText){
            this.setValue(this.hiddenField.dom.value);
        }
        // reference to original value for reset
        this.originalValue = this.getValue();
    },

    /**
     * Returns true if this field has been changed since it was originally loaded and is not disabled.
     */
    isDirty : function() {
        if(this.disabled) {
            return false;
        }
        return String(this.getValue()) != String(this.originalValue);
    },

    /**
     * Resets the current field value to the originally loaded value and clears any validation messages
     */
    reset : function(){
        this.setValue(this.originalValue);
        this.clearInvalid();
    },

    // private
    initEvents : function(){
		Ext.ux.form.FieldPanel.superclass.initEvents.call(this);

        // reference to original value for reset
        this.originalValue = this.getValue();
    },
	
	// private
	onChange: function(){
		this.startValue = this.getValue();
		var v = this.getRawValue();
		if (String(v) !== String(this.startValue)) {
			this.setValue(v);
			if (this.validationEvent !== false && this.validateOnBlur && this.validationEvent != "blur") {
				this.validate();
			}
			this.fireEvent('change', this, v, this.startValue);
		}
	},
	
	// private
    onEnable : function(){
        this.items.each(function(f){
            if(f.isFormField){
                f.enable();
            }
        },this);
    },
	
	// private
    onDisable : function(){
        this.items.each(function(f){
            if(f.isFormField){
                f.disable();
            }
        },this);
    },		

    /**
     * Returns whether or not the field value is currently valid
     * @param {Boolean} preventMark True to disable marking the field invalid
     * @return {Boolean} True if the value is valid, else false
     */
    isValid : function(preventMark){
        if(this.disabled){
            return true;
        }
        var restore = this.preventMark;
        this.preventMark = preventMark === true;
        var v = this.validateValue(this.processValue(this.getRawValue()));
        this.preventMark = restore;
        return v;
    },

    /**
     * Validates the field value
     * @return {Boolean} True if the value is valid, else false
     */
    validate : function(){
        if(this.disabled || this.validateValue(this.processValue(this.getRawValue()))){
            this.clearInvalid();
            return true;
        }
        return false;
    },

    // protected - should be overridden by subclasses if necessary to prepare raw values for validation
    processValue : function(value){
        return value;
    },

    // private
    // Subclasses should provide the validation implementation by overriding this
    validateValue : function(value){
        return true;
    },

    /**
     * Mark this field as invalid, using {@link #msgTarget} to determine how to display the error and 
     * applying {@link #invalidClass} to the field's element.
     * @param {String} msg (optional) The validation message (defaults to {@link #invalidText})
     */
    markInvalid : function(msg){
        if(!this.rendered || this.preventMark){ // not rendered
            return;
        }
        this.items.each(function(f){
            if(f.isFormField){
                f.el.addClass(this.invalidClass);
            }
        },this);
        msg = msg || this.invalidText;

        switch(this.msgTarget){
            case 'qtip':
                this.el.dom.qtip = msg;
                this.el.dom.qclass = 'x-form-invalid-tip';
                if(Ext.QuickTips){ // fix for floating editors interacting with DND
                    Ext.QuickTips.enable();
                }
                break;
            case 'title':
                this.el.dom.title = msg;
                break;
            case 'under':
                if(!this.errorEl){
                    var elp = this.getErrorCt();
                    if(!elp){ // field has no container el
                        this.el.dom.title = msg;
                        break;
                    }
                    this.errorEl = elp.createChild({cls:'x-form-invalid-msg'});
                    this.errorEl.setWidth(elp.getWidth(true)-20);
                }
                this.errorEl.update(msg);
                Ext.form.Field.msgFx[this.msgFx].show(this.errorEl, this);
                break;
            case 'side':
                if(!this.errorIcon){
                    var elp = this.getErrorCt();
                    if(!elp){ // field has no container el
                        this.el.dom.title = msg;
                        break;
                    }
                    this.errorIcon = elp.createChild({cls:'x-form-invalid-icon'});
                }
                this.alignErrorIcon();
                this.errorIcon.dom.qtip = msg;
                this.errorIcon.dom.qclass = 'x-form-invalid-tip';
                this.errorIcon.show();
                this.on('resize', this.alignErrorIcon, this);
                break;
            default:
                var t = Ext.getDom(this.msgTarget);
                t.innerHTML = msg;
                t.style.display = this.msgDisplay;
                break;
        }
        this.fireEvent('invalid', this, msg);
    },
    
    // private
    getErrorCt : function(){
        return this.el.findParent('.x-form-element', 5, true) || // use form element wrap if available
            this.el.findParent('.x-form-field-wrap', 5, true);   // else direct field wrap
    },

    // private
    alignErrorIcon : function(){
        this.errorIcon.alignTo(this.el, 'tl-tr', [2, 0]);
    },

    /**
     * Clear any invalid styles/messages for this field
     */
    clearInvalid : function(){
        if(!this.rendered || this.preventMark){ // not rendered
            return;
        }
        this.items.each(function(f){
            if(f.isFormField){
                f.el.removeClass(this.invalidClass);
            }
        },this);
		
        switch(this.msgTarget){
            case 'qtip':
                this.el.dom.qtip = '';
                break;
            case 'title':
                this.el.dom.title = '';
                break;
            case 'under':
                if(this.errorEl){
                    Ext.form.Field.msgFx[this.msgFx].hide(this.errorEl, this);
                }
                break;
            case 'side':
                if(this.errorIcon){
                    this.errorIcon.dom.qtip = '';
                    this.errorIcon.hide();
                    this.un('resize', this.alignErrorIcon, this);
                }
                break;
            default:
                var t = Ext.getDom(this.msgTarget);
                t.innerHTML = '';
                t.style.display = 'none';
                break;
        }
        this.fireEvent('valid', this);
    },

    /**
     * Returns the raw data value which may or may not be a valid, defined value.  To return a normalized value see {@link #getValue}.
     * @return {Mixed} value The field value
     */
    getRawValue : function(){
		var v = '';
		if(this.rendered){
	        this.items.each(function(f){
	            if(f.isFormField){
					if(v.length)v+=this.token;
	                v+=f.getValue();
	            }
	        },this);
		}else Ext.value(this.value, '');
        if(v === this.emptyText){
            v = '';
        }
        return v;
    },

    /**
     * Returns the normalized data value (undefined or emptyText will be returned as '').  To return the raw value see {@link #getRawValue}.
     * @return {Mixed} value The field value
     */
    getValue : function(){
        v=this.hiddenField.dom.value;
        if(v === undefined){
            v = '';
        }
        return v;
    },

    /**
     * Sets the underlying DOM field's value directly, bypassing validation.  To set the value with validation see {@link #setValue}.
     * @param {Mixed} value The value to set
     * @return {Mixed} value The field value that is set
     */
    setRawValue : function(v){
		var val = '';
		var i = 0;
		if(v.length)var vs = v.split(this.token);
		else{
			var vs = [];
			for (i=0; i<this.items.length; i++){
				vs[i]='';
			}
		}
		i=0;
		this.items.each(function(f)
		{
			if(i>=vs.length)return false;
			if (f.isFormField && !f.disabled) {
				f.setValue(vs[i]);
				if (val.length) val += this.token;
				val += vs[i++];
			}
			return true;
		},this);
        return this.hiddenField.dom.value = val;
    },

    /**
     * Sets a data value into the field and validates it.  To set the value directly without validation see {@link #setRawValue}.
     * @param {Mixed} value The value to set
     */
    setValue : function(v){
        this.value = v;
        if(this.rendered){
            this.value=this.setRawValue(v);
            this.validate();
        }
    },

    // private
    adjustSize : function(w, h){
        var s = Ext.ux.form.FieldPanel.superclass.adjustSize.call(this, w, h);
        s.width = this.adjustWidth(this.el.dom.tagName, s.width);
        return s;
    },

    // private
    adjustWidth : function(tag, w){
        tag = tag.toLowerCase();
        if(typeof w == 'number' && !Ext.isSafari){
            if(Ext.isIE && (tag == 'input' || tag == 'textarea')){
                if(tag == 'input' && !Ext.isStrict){
                    return this.inEditor ? w : w - 3;
                }
                if(tag == 'input' && Ext.isStrict){
                    return w - (Ext.isIE6 ? 4 : 1);
                }
                if(tag == 'textarea' && Ext.isStrict){
                    return w-2;
                }
            }else if(Ext.isOpera && Ext.isStrict){
                if(tag == 'input'){
                    return w + 2;
                }
                if(tag == 'textarea'){
                    return w-2;
                }
            }
        }
        return w;
    }

    /**
     * @cfg {Boolean} autoWidth @hide
     */
    /**
     * @cfg {Boolean} autoHeight @hide
     */

    /**
     * @cfg {String} autoEl @hide
     */
});
Ext.reg("uxfieldpanel", Ext.ux.form.FieldPanel);


Ext.ux.form.PhoneField = Ext.extend(Ext.ux.form.FieldPanel, {
	border: false, showExtension: false, baseCls: null, layout: 'table',
	token: '-', value: '', width: 150,
	layoutConfig: { columns: 7 },
	// private
	defaults:{
		maskRe: /[0-9]/,
		enableKeyEvents: true,
		listeners: {
			'focus': function(f){ f.selectText(); }
		}
	},
	initComponent: function()
	{
		this.items = [{
			xtype:'textfield', name: this.name + '0', width: 35,
			autoCreate: { tag: 'input', type: 'text', size: 3, maxlength: '3' },
			listeners: {
				keyup: {
					fn: function(fld, evt) {
						if( evt.target.selectionEnd == 3) { this.items.items[2].focus(); }
					}, scope: this
				}
			}
		}, {
			html: '-', baseCls: null, bodyStyle: 'font-weight: bold; font-size-adjust: .9', border: false
		}, {
			xtype:'textfield', name: this.name + '1', width: 35,
			autoCreate: { tag: 'input', type: 'text', size: 3, maxlength: '3' },
			listeners: {
				keyup: {
					fn: function(fld, evt) {
						if( evt.target.selectionEnd == 3) { this.items.items[4].focus(); }
					}, scope: this
				}
			}
		}, {
			html: '-', baseCls: null, bodyStyle: 'font-weight: bold; font-size-adjust: .9', border: false
		}, {
			xtype:'textfield', width: 45, name: this.name + '2',
			autoCreate: { tag: 'input', type: 'text', size: 3, maxlength: '4' },
			listeners: {
				keyup: {
					fn: function(fld, evt) {
						if( evt.target.selectionEnd == 4 && this.showExtension) { this.items.items[6].focus(); }
					}, scope: this
				}
			}
		}, {
			html: 'Ext.', baseCls: null,
			bodyStyle: 'padding-left:10px;font-weight: normal; font-size-adjust: .6',
			border: false, hidden: !this.showExtension
		}, {
			xtype:'textfield', name: this.name + '3', width: 35, hidden: !this.showExtension,
			disabled: !this.showExtension,
			autoCreate: { tag: 'input', type: 'text', size: 3, maxlength: '3' }
		}]
		Ext.ux.form.PhoneField.superclass.initComponent.call(this);
	}
});
Ext.reg('uxphonefield', Ext.ux.form.PhoneField);