/** + + + +The source code + + + + +/*! + * Ext JS Library 3.2.1 + * Copyright(c) 2006-2010 Ext JS, Inc. + * licensing@extjs.com + * http://www.extjs.com/license + */ +/** * @class Ext.form.Field * @extends Ext.BoxComponent * Base class for form fields that provides default event handling, sizing, value handling and other functionality. @@ -87,8 +93,8 @@ Ext.form.Field = Ext.extend(Ext.BoxComponent, { * @cfg {String} fieldClass The default CSS class for the field (defaults to 'x-form-field') */ fieldClass : 'x-form-field', - /** - * @cfg {String} msgTargetThe location where the message text set through {@link #markInvalid} should display. +
/** + * @cfg {String} msgTargetThe location where the message text set through {@link #markInvalid} should display. * Must be one of the following values:
**
qtipDisplay a quick tip containing the message when the user hovers over the field. This is the default. @@ -424,13 +430,34 @@ var form = new Ext.form.FormPanel({ return value; }, - /** - * @private - * Subclasses should provide the validation implementation by overriding this - * @param {Mixed} value - */ - validateValue : function(value){ - return true; + /** + * Uses getErrors to build an array of validation errors. If any errors are found, markInvalid is called + * with the first and false is returned, otherwise true is returned. Previously, subclasses were invited + * to provide an implementation of this to process validations - from 3.2 onwards getErrors should be + * overridden instead. + * @param {Mixed} The current value of the field + * @return {Boolean} True if all validations passed, false if one or more failed + */ + validateValue : function(value) { + //currently, we only show 1 error at a time for a field, so just use the first one + var error = this.getErrors(value)[0]; + + if (error == undefined) { + return true; + } else { + this.markInvalid(error); + return false; + } + }, + + /** + * Runs this field's validators and returns an array of error messages for any validation failures. + * This is called internally during validation and would not usually need to be used manually. + * Each subclass should override or augment the return value to provide their own errors + * @return {Array} All error messages for this field + */ + getErrors: function() { + return []; }, /** @@ -451,47 +478,69 @@ var form = new Ext.form.FormPanel({ * @param {String} msg (optional) The validation message (defaults to {@link #invalidText}) */ markInvalid : function(msg){ - if(!this.rendered || this.preventMark){ // not rendered - return; - } - msg = msg || this.invalidText; - - var mt = this.getMessageHandler(); - if(mt){ - mt.mark(this, msg); - }else if(this.msgTarget){ - this.el.addClass(this.invalidClass); - var t = Ext.getDom(this.msgTarget); - if(t){ - t.innerHTML = msg; - t.style.display = this.msgDisplay; + //don't set the error icon if we're not rendered or marking is prevented + if (this.rendered && !this.preventMark) { + msg = msg || this.invalidText; + + var mt = this.getMessageHandler(); + if(mt){ + mt.mark(this, msg); + }else if(this.msgTarget){ + this.el.addClass(this.invalidClass); + var t = Ext.getDom(this.msgTarget); + if(t){ + t.innerHTML = msg; + t.style.display = this.msgDisplay; + } } } - this.activeError = msg; - this.fireEvent('invalid', this, msg); + + this.setActiveError(msg); }, - + /** * Clear any invalid styles/messages for this field */ clearInvalid : function(){ - if(!this.rendered || this.preventMark){ // not rendered - return; - } - this.el.removeClass(this.invalidClass); - var mt = this.getMessageHandler(); - if(mt){ - mt.clear(this); - }else if(this.msgTarget){ + //don't remove the error icon if we're not rendered or marking is prevented + if (this.rendered && !this.preventMark) { this.el.removeClass(this.invalidClass); - var t = Ext.getDom(this.msgTarget); - if(t){ - t.innerHTML = ''; - t.style.display = 'none'; + var mt = this.getMessageHandler(); + if(mt){ + mt.clear(this); + }else if(this.msgTarget){ + this.el.removeClass(this.invalidClass); + var t = Ext.getDom(this.msgTarget); + if(t){ + t.innerHTML = ''; + t.style.display = 'none'; + } } } + + this.unsetActiveError(); + }, + + /** + * Sets the current activeError to the given string. Fires the 'invalid' event. + * This does not set up the error icon, only sets the message and fires the event. To show the error icon, + * use markInvalid instead, which calls this method internally + * @param {String} msg The error message + * @param {Boolean} suppressEvent True to suppress the 'invalid' event from being fired + */ + setActiveError: function(msg, suppressEvent) { + this.activeError = msg; + if (suppressEvent !== true) this.fireEvent('invalid', this, msg); + }, + + /** + * Clears the activeError and fires the 'valid' event. This is called internally by clearInvalid and would not + * usually need to be called manually + * @param {Boolean} suppressEvent True to suppress the 'invalid' event from being fired + */ + unsetActiveError: function(suppressEvent) { delete this.activeError; - this.fireEvent('valid', this); + if (suppressEvent !== true) this.fireEvent('valid', this); }, // private @@ -640,11 +689,16 @@ Ext.form.MessageTargets = { field.el.addClass(field.invalidClass); if(!field.errorIcon){ var elp = field.getErrorCt(); - if(!elp){ // field has no container el + // field has no container el + if(!elp){ field.el.dom.title = msg; return; } field.errorIcon = elp.createChild({cls:'x-form-invalid-icon'}); + if (field.ownerCt) { + field.ownerCt.on('afterlayout', field.alignErrorIcon, field); + field.ownerCt.on('expand', field.alignErrorIcon, field); + } field.on('resize', field.alignErrorIcon, field); field.on('destroy', function(){ Ext.destroy(this.errorIcon); @@ -702,6 +756,6 @@ Ext.form.Field.msgFx = { } }; Ext.reg('field', Ext.form.Field); - - + + \ No newline at end of file