This document contains code for an ASP.NET web form that displays department data from a database in a GridView. It allows searching departments by name and editing department records, including assigning an administrator from a dropdown populated from the database. Related course data for each department is also displayed.

1. Asp .net options type and table format
<%@ Page Title="" Language="C#" MasterPageFile="~/Site.Master" AutoEventWireup="true"
CodeBehind="Departments.aspx.cs" Inherits="ContosoUniversity.Departments" %>
<asp:Content ID="Content1" ContentPlaceHolderID="HeadContent" runat="server">
</asp:Content>
<asp:Content ID="Content2" ContentPlaceHolderID="MainContent" runat="server">
<h2>Departments</h2>
Enter any part of the name or leave the box blank to see all names:
<asp:TextBox ID="SearchTextBox" runat="server" AutoPostBack="true"></asp:TextBox>
&nbsp;<asp:Button ID="SearchButton" runat="server" Text="Search" />
<asp:ObjectDataSource ID="DepartmentsObjectDataSource" runat="server"
TypeName="ContosoUniversity.BLL.SchoolBL"
DataObjectTypeName="ContosoUniversity.DAL.Department"
SelectMethod="GetDepartmentsByName" DeleteMethod="DeleteDepartment"
UpdateMethod="UpdateDepartment"
ConflictDetection="CompareAllValues" OldValuesParameterFormatString="orig{0}"
OnUpdated="DepartmentsObjectDataSource_Updated"
SortParameterName="sortExpression"
OnDeleted="DepartmentsObjectDataSource_Deleted"
onselecting="DepartmentsObjectDataSource_Selecting" >
<SelectParameters>
<asp:ControlParameter ControlID="SearchTextBox" Name="nameSearchString"
PropertyName="Text"
Type="String" />
</SelectParameters>
</asp:ObjectDataSource>
<asp:ValidationSummary ID="DepartmentsValidationSummary" runat="server"
ShowSummary="true" DisplayMode="BulletList" style="color: Red; width: 40em;" />
<asp:GridView ID="DepartmentsGridView" runat="server" AutoGenerateColumns="False"
DataSourceID="DepartmentsObjectDataSource"
DataKeyNames="DepartmentID,Name,Budget,StartDate,Administrator"
OnRowUpdating="DepartmentsGridView_RowUpdating"
OnRowDataBound="DepartmentsGridView_RowDataBound"
AllowSorting="True" >
<Columns>
<asp:CommandField ShowEditButton="True" ShowDeleteButton="True"
ItemStyle-VerticalAlign="Top">
</asp:CommandField>
<asp:DynamicField DataField="Name" HeaderText="Name" SortExpression="Name"
ItemStyle-VerticalAlign="Top" />
<asp:DynamicField DataField="Budget" HeaderText="Budget"
SortExpression="Budget" ItemStyle-VerticalAlign="Top" />
<asp:DynamicField DataField="StartDate" HeaderText="Start Date" ItemStyle-
VerticalAlign="Top" />
<asp:TemplateField HeaderText="Administrator"
SortExpression="Person.LastName" ItemStyle-VerticalAlign="Top" >
<ItemTemplate>
<asp:Label ID="AdministratorLastNameLabel" runat="server" Text='<%#
Eval("Person.LastName") %>'></asp:Label>,
<asp:Label ID="AdministratorFirstNameLabel" runat="server" Text='<%#
Eval("Person.FirstMidName") %>'></asp:Label>
</ItemTemplate>
<EditItemTemplate>
<asp:ObjectDataSource ID="InstructorsObjectDataSource" runat="server"
DataObjectTypeName="ContosoUniversity.DAL.InstructorName"
SelectMethod="GetInstructorNames"
TypeName="ContosoUniversity.BLL.SchoolBL">

2. </asp:ObjectDataSource>
<asp:DropDownList ID="InstructorsDropDownList" runat="server"
DataSourceID="InstructorsObjectDataSource"
SelectedValue='<%# Eval("Administrator") %>'
DataTextField="FullName" DataValueField="PersonID"
OnInit="DepartmentsDropDownList_Init" >
</asp:DropDownList>
</EditItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="Courses">
<ItemTemplate>
<asp:GridView ID="CoursesGridView" runat="server"
AutoGenerateColumns="False">
<Columns>
<asp:BoundField DataField="CourseID" HeaderText="ID" />
<asp:BoundField DataField="Title" HeaderText="Title" />
</Columns>
</asp:GridView>
</ItemTemplate>
</asp:TemplateField> </Columns>
</asp:GridView>
</asp:Content>
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