FlexStore/spark/src/ProductsView.mxml

<?xml version="1.0" encoding="utf-8"?>
<!--

Licensed to the Apache Software Foundation (ASF) under one or more
contributor license agreements.  See the NOTICE file distributed with
this work for additional information regarding copyright ownership.
The ASF licenses this file to You under the Apache License, Version 2.0
(the "License"); you may not use this file except in compliance with
the License.  You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.

-->
<!-- width and height hard-coded in the root tag to better support the 
     Design view in FlexBuilder since we know the width and height from the 
     settings in flexstore.mxml -->
<s:Group xmlns:fx="http://ns.adobe.com/mxml/2009"
           xmlns:s="library://ns.adobe.com/flex/spark"
    xmlns:productsView="productsView.*"
    width="990" height="550"
    currentState="showFilter"
    creationComplete="trace('pview')"
    >

    <fx:Script>
        <![CDATA[
        import mx.collections.ArrayCollection;
        import samples.flexstore.Product;
                
        private var _catalog:ArrayCollection;
        
        [Bindable]
        public function get catalog():ArrayCollection
        {
            return _catalog;
        }
        
        public function set catalog(c:ArrayCollection):void
        {
            _catalog = c;
            if (filterPanel != null)
            {
                filterPanel.filter.count = c.length;
            }
        }
        
        public function addToCompare(product:Product):void
        {
            //setting the state before adding the product avoids jumpiness in the transition, not sure why
            currentState = 'showFilter';
            filterPanel.productList.addProduct(product);
        }
        
        public function addToCart(product:Product):void
        {
            //setting the state before adding the product avoids jumpiness in the transition, not sure why
            currentState = 'showCart'; 
            cartPanel.productList.addProduct(product);
        }
        
        
        ]]>
    </fx:Script>
    
    <s:HGroup 
        styleName="colorPanel"
        height="100%" width="100%" 
        gap="0">
    
        <productsView:Grip id="filterGrip" gripIcon="@Embed('/assets/icon_magnifier.png')" 
            gripTip="Show filter panel" click="currentState = 'showFilter'"/>
    
        <productsView:ProductFilterPanel id="filterPanel" width="265" height="100%"
            filter="catalogPanel.filter(event.filter, event.live)"
            compare="catalogPanel.compare(filterPanel.productList.getProducts())"
            creationComplete="if (catalog) filterPanel.filter.count = catalog.length"/>
    
        <s:Spacer width="100%"/>
        
        <productsView:ProductCart id="cartPanel" width="265" height="100%"/>

        <productsView:Grip id="cartGrip" gripIcon="@Embed('/assets/icon_cart_empty.png')"
            gripTip="Show cart" click="currentState = 'showCart'"/>
    
    </s:HGroup>
        
    <productsView:ProductCatalogPanel id="catalogPanel" y="4" width="685" height="540"
                                      left.showFilter="285"
                                      right.showCart="285"
        catalog="{catalog}"
        compare="addToCompare(event.product)"
        purchase="addToCart(event.product)"
        cartCount="{cartPanel.numProducts}"/>
    
    <s:states>
       <s:State name="showFilter" />
       <s:State name="showCart" />
    </s:states>
    
    <!-- 
      make sure to use transitions here instead of applying a Move effect
      to the Panel itself which will result in odd behavior
    -->
    <s:transitions>
       <s:Transition fromState="*" toState="*">
          <s:Move target="{catalogPanel}" />
       </s:Transition>
    </s:transitions>
        
</s:Group>