X-Git-Url: http://git.ithinksw.org/extjs.git/blobdiff_plain/c930e9176a5a85509c5b0230e2bff5c22a591432..25ef3491bd9ae007ff1fc2b0d7943e6eaaccf775:/examples/ux/statusbar/ValidationStatus.js

diff --git a/examples/ux/statusbar/ValidationStatus.js b/examples/ux/statusbar/ValidationStatus.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
+ */
+/**
+ * @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, {
+    /**
+     * @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',
+    /**
+     * @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',
+    /**
+     * @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',
+    
+    /**
+     * @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...)',
+    /**
+     * @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',
+    /**
+     * @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();
+        }
+    }
+});
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