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Додаток 1 – Лістинг програмиЛістинг файлу «man_menu.aspx»
<%@ Page Language=VB Debug=true %> <%@ Import Namespace="System.Data" %> <%@ Import Namespace="System.Data.OLEDB" %> <script runat=server> Sub Page_Load(ByVal Sender as Object, ByVal E as EventArgs) If Len(Session("LibUserID")) = 0 Then Response.Redirect("./index.aspx") End If If Session("UserType") <> "Бібліотекарь" Then Response.Redirect("./menu.aspx") End If If Not IsPostBack Then Dim DBConn as OleDbConnection Dim DBCommand As OleDbDataAdapter Dim DSPageData as New DataSet DBConn = New OleDbConnection("PROVIDER=Microsoft.Jet.OLEDB.4.0;" _ & "DATA SOURCE=" _ & Server.MapPath("/INetBook/C5/Library/" _ & "Access/C5Library.mdb;")) DBCommand = New OleDbDataAdapter _ ("select LibBookCategoryID, CategoryName " _ & "from LibCategories Order By CategoryName" _ , DBConn) DBCommand.Fill(DSPageData, _ "Categories") ddlibBookCategoryID.DataSource = _ DSPageData.Tables("Categories").DefaultView ddlibBookCategoryID.DataBind() DBCommand = New OleDbDataAdapter _ ("select LibBookID, BookTitle " _ & "from LibBooks Order By BookTitle" _ , DBConn) DBCommand.Fill(DSPageData, _ "Books") ddlBooks.DataSource = _ DSPageData.Tables("Books").DefaultView ddlBooks.DataBind() End If End Sub Sub Delete_Click(Sender As Object, E As EventArgs) Dim DBConn as OleDbConnection Dim DBCommand As OleDbDataAdapter Dim DSPageData as New DataSet Dim DBDelete As New OleDbCommand DBConn = New OleDbConnection("PROVIDER=Microsoft.Jet.OLEDB.4.0;" _ & "DATA SOURCE=" _ & Server.MapPath("/INetBook/C5/Library/" _ & "Access/C5Library.mdb;")) DBDelete.CommandText = "Delete From LibBooks " _ & "Where LibBookID = " & ddlBooks.SelectedItem.Value DBDelete.Connection = DBConn DBDelete.Connection.Open DBDelete.ExecuteNonQuery() DBCommand = New OleDbDataAdapter _ ("select LibBookID, BookTitle " _ & "from LibBooks Order By BookTitle" _ , DBConn) DBCommand.Fill(DSPageData, _ "Books") ddlBooks.DataSource = _ DSPageData.Tables("Books").DefaultView ddlBooks.DataBind() End Sub Sub Add_Click(Sender As Object, E As EventArgs) Dim DBConn as OleDbConnection Dim DBInsert As New OleDbCommand DBConn = New OleDbConnection("PROVIDER=Microsoft.Jet.OLEDB.4.0;" _ & "DATA SOURCE=" _ & Server.MapPath("/INetBook/C5/Library/" _ & "Access/C5Library.mdb;")) DBInsert.CommandText = "Insert Into LibBooks " _ & "(BookTitle, Author, LibBookCategoryID, ISBN, " _ & "Keywords, Description, Status, CheckedOutTo) " _ & "values (" _ & "'" & Replace(txtBookTitle.Text, "'", "''") & "', " _ & "'" & Replace(txtAuthor.Text, "'", "''") & "', " _ & ddlibBookCategoryID.SelectedItem.Value & ", " _ & "'" & Replace(txtISBN.Text, "'", "''") & "', " _ & "'" & Replace(txtKeywords.Text, "'", "''") & "', " _ & "'" & Replace(txtDescription.Text, "'", "''") & "', " _ & "'Доступна', 0)" DBInsert.Connection = DBConn DBInsert.Connection.Open DBInsert.ExecuteNonQuery() Response.Redirect("./menu.aspx") End Sub </SCRIPT> <HTML> <HEAD> <TITLE>Бібліотека</TITLE> </HEAD> <BODY BACKGROUND="./lp.gif" TEXT="darkslateblue" LINK="darkred" VLINK="darkred" ALINK="red" LEFTMARGIN="140"> <form runat="server"> <asp:Label id="lblTitle" Font-Size="25pt" Font-Name="Tahoma" Text="Меню бібліотекаря" runat="server" /> <IMG SRC="./line.gif"> <Font Face="Tahoma"> <BR> <B>Вибиріть книгу для видалення.</B> <BR><BR> <Table> <TR> <TD> <B>Назва:</B> </TD> <TD> <asp:dropdownlist id="ddlBooks" runat=server DataTextField="BookTitle" DataValueField="LibBookID"> </asp:dropdownlist> </TD> </TR> <TR> <TD> <asp:button id="butDelete" text="Видалити" Type="Submit" OnClick="Delete_Click" runat="server" /> </TD> </TR> </Table> <IMG SRC="./line.gif"> <BR> <B>Заповніть всі поля для додавання книги в бібліотеку.</B> <BR><BR> <Table> <TR> <TD> <B>Назва:</B> </TD> <TD> <asp:TextBox id="txtBookTitle" Columns="25" MaxLength="100" runat=server /> </TD> </TR> <TR> <TD> <B>Категорія:</B> </TD> <TD> <asp:dropdownlist id="ddlibBookCategoryID" runat=server DataTextField="CategoryName" DataValueField="LibBookCategoryID"> </asp:dropdownlist> </TD> </TR> <TR> <TD> <B>Автор:</B></TD> <TD> <asp:TextBox id="txtAuthor" Columns="25" MaxLength="100" runat=server /> </TD> </TR> <TR> <TD> <B>ISBN:</B> </TD> <TD> <asp:TextBox id="txtISBN" Columns="25" MaxLength="50" runat=server /> </TD> </TR> <TR> <TD> <B>Ключові слова:</B> </TD> <TD> <asp:TextBox id="txtKeywords" Columns="25" MaxLength="100" runat=server /> </TD> </TR> <TR> <TD> <B>Анотація:</B> </TD> <TD> <asp:TextBox id="txtDescription" Columns="25" MaxLength="255" runat=server /> </TD> </TR> <TR> <TD> <asp:button id="butAdd" text="Додати" Type="Submit" OnClick="Add_Click" runat="server"/> </TD> </TR> </Table> <BR> <A HREF="./menu.aspx"><B>На сторінку Меню</B></A> </Font> </Form> </BODY> </HTML> Дата добавления: 2016-06-05 | Просмотры: 340 | Нарушение авторских прав |