ASP.NET Tutorial/XML/XmlDataSource
Содержание
Create XmlDataSource
<%@ Page Language="C#" AutoEventWireup="true" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>XML Data Binding</title>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:XmlDataSource ID="sourceXml"
runat="server"
DataFile="data.xml" />
<asp:GridView ID="GridView1"
runat="server"
AutoGenerateColumns="True"
DataSourceID="sourceXml"
Visible="False"/>
<br />
<asp:TreeView ID="TreeView1"
runat="server"
DataSourceID="sourceXml">
<DataBindings>
<asp:TreeNodeBinding DataMember="SuperProProductList" Text="Product List" />
<asp:TreeNodeBinding DataMember="Category" TextField="Name" />
<asp:TreeNodeBinding DataMember="Product" TextField="Name" />
<asp:TreeNodeBinding DataMember="Price" TextField="#InnerText" />
</DataBindings>
</asp:TreeView>
</div>
</form>
</body>
</html>
File: data.xml
<?xml version="1.0" standalone="yes"?>
<SuperProProductList xmlns="SuperProProductList" >
<Category Name="Hardware">
<Product ID="1" Name="Chair">
<Price>49.33</Price>
</Product>
<Product ID="2" Name="Car">
<Price>43398.55</Price>
</Product>
</Category>
<Category Name="Produce">
<Product ID="3" Name="PC">
<Price>49.99</Price>
</Product>
</Category>
</SuperProProductList>
Displaying an XML document with the Menu control.
File: Data.xml
<menu>
<category text="appetizer">
<item text="soup" price="12.56" />
<item text="cheese" price="17.23" />
</category>
<category text="entree">
<item text="duck" price="89.21" />
<item text="chicken" price="34.56" />
</category>
<category text="dessert">
<item text="cake" price="23.43" />
<item text="pie" price="115.46" />
</category>
</menu>
<%@ Page Language="C#" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN"
"http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head id="Head1" runat="server">
<title>Menu XML Complex</title>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:Menu
id="Menu1"
DataSourceID="srcMenu"
Runat="server">
<DataBindings>
<asp:MenuItemBinding
DataMember="category"
TextField="text" />
<asp:MenuItemBinding
DataMember="item"
TextField="text"
ValueField="price" />
</DataBindings>
</asp:Menu>
<asp:XmlDataSource
id="srcMenu"
DataFile="Data.xml"
Runat="server" />
</div>
</form>
</body>
</html>
Transform XmlDataSource with XSLT
<%@ Page Language="C#" AutoEventWireup="false"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>Untitled Page</title>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:XmlDataSource ID="sourceDVD"
runat="server"
DataFile="~/Data.xml"
TransformFile="Data.xsl"/>
<asp:TreeView ID="TreeView1"
runat="server"
DataSourceID="sourceDVD"
AutoGenerateDataBindings="False">
<DataBindings>
<asp:TreeNodeBinding DataMember="Movies" Text="Movies" />
<asp:TreeNodeBinding DataMember="DVD" TextField="Title" />
<asp:TreeNodeBinding DataMember="Stars" TextField="Name" />
</DataBindings>
</asp:TreeView>
</div>
</form>
</body>
</html>
File: Data.xml
<?xml version="1.0"?>
<DvdList>
<DVD ID="1" Category="Category 1">
<Title>title 1</Title>
<Director>directory 2</Director>
<Price>1</Price>
<Starring>
<Star>star 1</Star>
<Star>star 2</Star>
</Starring>
</DVD>
<DVD ID="2" Category="Category 2">
<Title>title 2</Title>
<Director>directory 2</Director>
<Price>2</Price>
<Starring>
<Star>star 3</Star>
<Star>star 4</Star>
</Starring>
</DVD>
</DvdList>
File: Data.xsl
<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0">
<xsl:output method="xml"/>
<xsl:template match="/">
<xsl:element name="Movies">
<xsl:apply-templates select="//DVD" />
</xsl:element>
</xsl:template>
<xsl:template match="DVD">
<xsl:element name="{name()}">
<xsl:attribute name="ID">
<xsl:value-of select="@ID"/>
</xsl:attribute>
<xsl:attribute name="Title">
<xsl:value-of select="Title/text()"/>
</xsl:attribute>
<xsl:apply-templates select="Starring" />
</xsl:element>
</xsl:template>
<xsl:template match="Starring">
<xsl:element name="Stars">
<xsl:attribute name="Name">
<xsl:value-of select="Star/text()"/>
</xsl:attribute>
</xsl:element>
</xsl:template>
</xsl:stylesheet>
XmlDataSource and XPath
<%@ Page Language="C#" AutoEventWireup="false" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>Untitled Page</title>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:XmlDataSource ID="sourceDVD"
runat="server"
DataFile="~/Data.xml"
XPath="/DvdList/DVD/Starring/Star"/>
<asp:GridView ID="GridView1"
runat="server"
DataSourceID="sourceDVD"
AutoGenerateColumns="False">
<Columns>
<asp:TemplateField HeaderText="DVD">
<ItemTemplate>
<%# XPath(".")%><br />
</ItemTemplate>
</asp:TemplateField>
</Columns>
</asp:GridView>
</div>
</form>
</body>
</html>
File: Data.xml
<?xml version="1.0"?>
<DvdList>
<DVD ID="1" Category="Category 1">
<Title>title 1</Title>
<Director>directory 2</Director>
<Price>1</Price>
<Starring>
<Star>star 1</Star>
<Star>star 2</Star>
</Starring>
</DVD>
<DVD ID="2" Category="Category 2">
<Title>title 2</Title>
<Director>directory 2</Director>
<Price>2</Price>
<Starring>
<Star>star 3</Star>
<Star>star 4</Star>
</Starring>
</DVD>
</DvdList>