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<html>
<head>
<title>The source code</title>
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<pre class="prettyprint lang-js"><div id="cls-Ext.ux.ValidationStatus"></div>/**
* @class Ext.ux.ValidationStatus
* A {@link Ext.StatusBar} plugin that provides automatic error notification when the
* associated form contains validation errors.
* @extends Ext.Component
* @constructor
* Creates a new ValiationStatus plugin
* @param {Object} config A config object
*/
Ext.ux.ValidationStatus = Ext.extend(Ext.Component, {
<div id="cfg-Ext.ux.ValidationStatus-errorIconCls"></div>/**
* @cfg {String} errorIconCls
* The {@link #iconCls} value to be applied to the status message when there is a
* validation error. Defaults to <tt>'x-status-error'</tt>.
*/
errorIconCls : 'x-status-error',
<div id="cfg-Ext.ux.ValidationStatus-errorListCls"></div>/**
* @cfg {String} errorListCls
* The css class to be used for the error list when there are validation errors.
* Defaults to <tt>'x-status-error-list'</tt>.
*/
errorListCls : 'x-status-error-list',
<div id="cfg-Ext.ux.ValidationStatus-validIconCls"></div>/**
* @cfg {String} validIconCls
* The {@link #iconCls} value to be applied to the status message when the form
* validates. Defaults to <tt>'x-status-valid'</tt>.
*/
validIconCls : 'x-status-valid',
<div id="cfg-Ext.ux.ValidationStatus-showText"></div>/**
* @cfg {String} showText
* The {@link #text} value to be applied when there is a form validation error.
* Defaults to <tt>'The form has errors (click for details...)'</tt>.
*/
showText : 'The form has errors (click for details...)',
<div id="cfg-Ext.ux.ValidationStatus-showText"></div>/**
* @cfg {String} showText
* The {@link #text} value to display when the error list is displayed.
* Defaults to <tt>'Click again to hide the error list'</tt>.
*/
hideText : 'Click again to hide the error list',
<div id="cfg-Ext.ux.ValidationStatus-submitText"></div>/**
* @cfg {String} submitText
* The {@link #text} value to be applied when the form is being submitted.
* Defaults to <tt>'Saving...'</tt>.
*/
submitText : 'Saving...',
// private
init : function(sb){
sb.on('render', function(){
this.statusBar = sb;
this.monitor = true;
this.errors = new Ext.util.MixedCollection();
this.listAlign = (sb.statusAlign=='right' ? 'br-tr?' : 'bl-tl?');
if(this.form){
this.form = Ext.getCmp(this.form).getForm();
this.startMonitoring();
this.form.on('beforeaction', function(f, action){
if(action.type == 'submit'){
// Ignore monitoring while submitting otherwise the field validation
// events cause the status message to reset too early
this.monitor = false;
}
}, this);
var startMonitor = function(){
this.monitor = true;
};
this.form.on('actioncomplete', startMonitor, this);
this.form.on('actionfailed', startMonitor, this);
}
}, this, {single:true});
sb.on({
scope: this,
afterlayout:{
single: true,
fn: function(){
// Grab the statusEl after the first layout.
sb.statusEl.getEl().on('click', this.onStatusClick, this, {buffer:200});
}
},
beforedestroy:{
single: true,
fn: this.onDestroy
}
});
},
// private
startMonitoring : function(){
this.form.items.each(function(f){
f.on('invalid', this.onFieldValidation, this);
f.on('valid', this.onFieldValidation, this);
}, this);
},
// private
stopMonitoring : function(){
this.form.items.each(function(f){
f.un('invalid', this.onFieldValidation, this);
f.un('valid', this.onFieldValidation, this);
}, this);
},
// private
onDestroy : function(){
this.stopMonitoring();
this.statusBar.statusEl.un('click', this.onStatusClick, this);
Ext.ux.ValidationStatus.superclass.onDestroy.call(this);
},
// private
onFieldValidation : function(f, msg){
if(!this.monitor){
return false;
}
if(msg){
this.errors.add(f.id, {field:f, msg:msg});
}else{
this.errors.removeKey(f.id);
}
this.updateErrorList();
if(this.errors.getCount() > 0){
if(this.statusBar.getText() != this.showText){
this.statusBar.setStatus({text:this.showText, iconCls:this.errorIconCls});
}
}else{
this.statusBar.clearStatus().setIcon(this.validIconCls);
}
},
// private
updateErrorList : function(){
if(this.errors.getCount() > 0){
var msg = '<ul>';
this.errors.each(function(err){
msg += ('<li id="x-err-'+ err.field.id +'"><a href="#">' + err.msg + '</a></li>');
}, this);
this.getMsgEl().update(msg+'</ul>');
}else{
this.getMsgEl().update('');
}
},
// private
getMsgEl : function(){
if(!this.msgEl){
this.msgEl = Ext.DomHelper.append(Ext.getBody(), {
cls: this.errorListCls+' x-hide-offsets'
}, true);
this.msgEl.on('click', function(e){
var t = e.getTarget('li', 10, true);
if(t){
Ext.getCmp(t.id.split('x-err-')[1]).focus();
this.hideErrors();
}
}, this, {stopEvent:true}); // prevent anchor click navigation
}
return this.msgEl;
},
// private
showErrors : function(){
this.updateErrorList();
this.getMsgEl().alignTo(this.statusBar.getEl(), this.listAlign).slideIn('b', {duration:0.3, easing:'easeOut'});
this.statusBar.setText(this.hideText);
this.form.getEl().on('click', this.hideErrors, this, {single:true}); // hide if the user clicks directly into the form
},
// private
hideErrors : function(){
var el = this.getMsgEl();
if(el.isVisible()){
el.slideOut('b', {duration:0.2, easing:'easeIn'});
this.statusBar.setText(this.showText);
}
this.form.getEl().un('click', this.hideErrors, this);
},
// private
onStatusClick : function(){
if(this.getMsgEl().isVisible()){
this.hideErrors();
}else if(this.errors.getCount() > 0){
this.showErrors();
}
}
});</pre>
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