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ASP.NET中 DropDownList+FormView(表单视图)的使用前台绑定

2013-03-05 10:50 936 查看

ylbtech-ASP.NET-Control-Bind:DropDownList+FormView(表单视图)的使用前台绑定

ASP.NET中 DropDownList+FormView(表单视图)的使用前台绑定。

1.A,运行效果图返回顶部

View Code

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="DropFvw.aspx.cs" Inherits="DropFvw" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title>无标题页</title>
</head>
<body>
<form id="form1" runat="server">
<div>
请选择大分类：<asp:DropDownList ID="dropYuanBo" runat="server" AutoPostBack="True" DataSourceID="SqlDataSource1"
DataTextField="CategoryName" DataValueField="CategoryID">
</asp:DropDownList>
<asp:SqlDataSource ID="SqlDataSource1" runat="server" ConnectionString="<%$ ConnectionStrings:NorthwindConnectionString %>"
SelectCommand="SELECT [CategoryID], [CategoryName] FROM [Categories]"></asp:SqlDataSource>
<hr />
该类的产品：<br />
<asp:FormView ID="fvwYuanBo" runat="server" AllowPaging="True" DataKeyNames="ProductID"
DataSourceID="SqlDataSource2">
<EditItemTemplate>
ProductID:
<asp:Label ID="ProductIDLabel1" runat="server" Text='<%# Eval("ProductID") %>' />
<br />
ProductName:
<asp:TextBox ID="ProductNameTextBox" runat="server" Text='<%# Bind("ProductName") %>' />
<br />
CategoryID:
<asp:TextBox ID="CategoryIDTextBox" runat="server" Text='<%# Bind("CategoryID") %>' />
<br />
UnitPrice:
<asp:TextBox ID="UnitPriceTextBox" runat="server" Text='<%# Bind("UnitPrice") %>' />
<br />
<asp:LinkButton ID="UpdateButton" runat="server" CausesValidation="True" CommandName="Update"
Text="更新" />
 <asp:LinkButton ID="UpdateCancelButton" runat="server" CausesValidation="False"
CommandName="Cancel" Text="取消" />
</EditItemTemplate>
<InsertItemTemplate>
ProductName:
<asp:TextBox ID="ProductNameTextBox" runat="server" Text='<%# Bind("ProductName") %>' />
<br />
CategoryID:
<asp:TextBox ID="CategoryIDTextBox" runat="server" Text='<%# Bind("CategoryID") %>' />
<br />
UnitPrice:
<asp:TextBox ID="UnitPriceTextBox" runat="server" Text='<%# Bind("UnitPrice") %>' />
<br />
<asp:LinkButton ID="InsertButton" runat="server" CausesValidation="True" CommandName="Insert"
Text="插入" />
 <asp:LinkButton ID="InsertCancelButton" runat="server" CausesValidation="False"
CommandName="Cancel" Text="取消" />
</InsertItemTemplate>
<ItemTemplate>
ProductID:
<asp:Label ID="ProductIDLabel" runat="server" Text='<%# Eval("ProductID") %>' />
<br />
ProductName:
<asp:Label ID="ProductNameLabel" runat="server" Text='<%# Bind("ProductName") %>' />
<br />
CategoryID:
<asp:Label ID="CategoryIDLabel" runat="server" Text='<%# Bind("CategoryID") %>' />
<br />
UnitPrice:
<asp:Label ID="UnitPriceLabel" runat="server" Text='<%# Bind("UnitPrice") %>' />
<br />
</ItemTemplate>
</asp:FormView>
<asp:SqlDataSource ID="SqlDataSource2" runat="server" ConnectionString="<%$ ConnectionStrings:NorthwindConnectionString %>"
SelectCommand="SELECT [ProductID], [ProductName], [CategoryID], [UnitPrice] FROM [Products] WHERE ([CategoryID] = @CategoryID)">
<SelectParameters>
<asp:ControlParameter ControlID="dropYuanBo" DefaultValue="1" Name="CategoryID" PropertyName="SelectedValue"
Type="Int32" />
</SelectParameters>
</asp:SqlDataSource>
</div>
</form>
</body>
</html>

/web.config

<connectionStrings>
<add name="NorthwindConnectionString" connectionString="Data
Source=.;Initial Catalog=Northwind;Integrated Security=True"
providerName="System.Data.SqlClient"/>
</connectionStrings>

1.C,资源下载返回顶部

http://files.cnblogs.com/ylbtech/WebForm-Drop-XList.rar

作者：ylbtech

出处：http://ylbtech.cnblogs.com/

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