Spry学习(二)----XML数据集及主从表显示

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页面代码

test.html
 1<head>
 2    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
 3    <title>Spry Example</title>
 4    
 5    <!--Link the Spry libraries-->
 6    <script type="text/javascript" src="includes/xpath.js"></script>
 7    <script type="text/javascript" src="includes/SpryData.js"></script>
 8    
 9    <!--Create a data set object-->
10    <script type="text/javascript">
11        var dsSpecials = new Spry.Data.XMLDataSet("data.xml""specials/menu_item");
12        var dsIngredients = new Spry.Data.XMLDataSet('{dsSpecials::url}', "item/ingredients/ingredient");
13    
</script>
14</head>
15
16<body>
17
18    <!--Create the Spry dynamic region-->
19    <div id="Specials_DIV" spry:region="dsSpecials">
20    <!--Display the data in a table-->
21        <table id="Specials_Table">
22        <tr>
23            <th>名称</th>
24            <th>Description</th>
25            <th>价格</th>
26        </tr>
27        <!--<tr spry:repeat="dsSpecials">-->
28        <tr spry:repeat="dsSpecials" onclick="dsSpecials.setCurrentRow('{ds_RowID}')">
29            <td>{item}</td>
30            <td>{description}</td>
31            <td>{price}</td>
32        </tr>
33        </table>
34    </div>
35<hr>
36    <!--Create the detail dynamic region-->
37    <div id="Specials_Detail_DIV" spry:region="dsIngredients">
38        <table id="Specials_Detail_Table">
39        <tr>
40            <th>Ingredients</th>
41        </tr>
42        <tr spry:repeat="dsIngredients">
43            <td>{name}</td>
44        </tr>
45        </table>
46    </div>
47</body>


data.xml
<?xml version="1.0" encoding="UTF-8"?>
<specials>
    
<menu_item id="1">
        
<item>夏日沙拉</item>
        
<description>organic butter lettuce with apples, blood oranges, gorgonzola, and raspberry vinaigrette.</description>
        
<price>7</price>
        
<url>summersalad.xml?id=1</url>
    
</menu_item>
    
<menu_item id="2">
        
<item>Thai Noodle Salad</item>
        
<description>lightly sauteed in sesame oil with baby bok choi, portobello mushrooms, and scallions.</description>
        
<price>8</price>
        
<url>thainoodles.xml</url>
    
</menu_item>
    
<menu_item id="3">
        
<item>Grilled Pacific Salmon</item>
        
<description>served with new potatoes, diced beets, Italian parlsey, and lemon zest.</description>
        
<price>16</price>
        
<url>salmon.xml</url>
    
</menu_item>
</specials>

summersalad.xml
<?xml version="1.0" encoding="UTF-8"?>
<item>
    
<item_name>Summer salad</item_name>
    
<ingredients>
        
<ingredient>
            
<name>butter lettuce</name>
        
</ingredient>
        
<ingredient>
            
<name>Macintosh 苹果</name>
        
</ingredient>
        
<ingredient>
            
<name>Blood oranges</name>
        
</ingredient>
        
<ingredient>
            
<name>Gorgonzola cheese</name>
        
</ingredient>
    
</ingredients>
</item>


thainoodles.xml
<?xml version="1.0" encoding="UTF-8"?>
<item>
    
<item_name>Thain Noodles</item_name>
    
<ingredients>
        
<ingredient>
            
<name>Thain Noodle</name>
        
</ingredient>
        
<ingredient>
            
<name>Macintosh apples</name>
        
</ingredient>
    
</ingredients>
</item>


salmon.xml
<?xml version="1.0" encoding="UTF-8"?>
<item>
    
<item_name>Salmon</item_name>
    
<ingredients>
        
<ingredient>
            
<name>Salmon</name>
        
</ingredient>
        
<ingredient>
            
<name>parsley</name>
        
</ingredient>
        
<ingredient>
            
<name>basil</name>
        
</ingredient>
    
</ingredients>
</item>