<%@ Import Namespace="System.Data" %>
<%@ Import Namespace="System.Data.SqlClient" %>
<html>
<script language="VB" runat="server">
Dim MyConnection As SqlConnection
Sub Page_Load(Sender As Object, E As EventArgs)
MyConnection = New SqlConnection(ConfigurationManager.ConnectionStrings("Pubs").ConnectionString)
Dim DS As New DataSet
Dim MyCommand As New SqlDataAdapter("select * from Titles where type = 'business'", MyConnection)
MyCommand.Fill(DS, "Titles")
MyDataList.DataSource = DS.Tables("Titles").DefaultView
If Not (Page.IsPostBack)
MyDataList.DataBind()
End If
End Sub
Sub MyDataList_Select(Sender As Object, E As EventArgs)
Dim Title As String = MyDataList.DataKeys(MyDataList.SelectedItem.ItemIndex)
Dim MyCommand As New SqlDataAdapter("select * from Titles where title_id = '" & Title & "'" , MyConnection)
Dim DS As New DataSet
MyCommand.Fill(DS, "TitleDetails")
Dim RowView As DataRowView = DS.Tables("TitleDetails").DefaultView(0)
DetailsImage.Src = "images/" & RowView("title_id") & ".gif"
DetailsPubId.Text = "<b>Publisher ID: </b>" & RowView("pub_id").ToString() & "<br>"
DetailsTitleId.Text = "<b>Title ID: </b>" & RowView("title_id").ToString() & "<br>"
DetailsType.Text = "<b>Category: </b>" & RowView("type").ToString() + "<br>"
DetailsPrice.Text = "<b>Price: </b> $ " & RowView("price").ToString() + "<p>"
PurchaseLink.Text = "<img alt='purchase book' border='0' src='images/purchase_book.gif' >"
PurchaseLink.NavigateUrl = "purchase_vb.aspx?titleid=" & RowView("title_id").ToString()
DetailsTitle.Text = RowView("title").ToString()
DetailsImage.Visible = true
MyDataList.DataBind()
End Sub
Sub MyDataList_ItemCommand(Sender As Object, E As DataListCommandEventArgs)
Dim Title As String = MyDataList.DataKeys(E.Item.ItemIndex)
Dim MyLinkButton As LinkButton = E.CommandSource
Select (MyLinkButton.Text)
Case "Discussions" :
ShowDiscussions(Title)
Case "Ratings" :
ShowRatings(Title)
End Select
End Sub
Sub ShowRatings(Title As String)
Message.InnerHtml = "<h5>Ratings for """ & Title & """</h5>"
Message.InnerHtml &= "Print Ratings here..."
End Sub
Sub ShowDiscussions(Title As String)
Message.InnerHtml = "<h5>Discussions for """ & Title & """</h5>"
Message.InnerHtml &= "Print Discussions here..."
End Sub
</script>
<body topmargin="0" leftmargin="0">
<form runat="server">
<!-- #include virtual="header.inc" -->
<table width="100%">
<tr>
<td width="50%">
<ASP:DataList id="MyDataList" OnSelectedIndexChanged="MyDataList_Select" OnItemCommand="MyDataList_ItemCommand" DataKeyField="title_id" runat="server">
<ItemTemplate>
<table cellpadding=10 style="font: 10pt verdana">
<tr>
<td valign="top">
<img alt="book image" align="top" width="25" border=1 src='<%# DataBinder.Eval(Container.DataItem, "title_id", "images/{0}.gif") %>' runat="server"/>
</td>
<td valign="top">
<b>Title: </b>
<asp:linkbutton Text='<%# DataBinder.Eval(Container.DataItem, "title") %>' CommandName="Select" style="color:darkred" runat="server"/>
<br>
<b>Price: </b><%# DataBinder.Eval(Container.DataItem, "price", "$ {0}") %>
<br>
<asp:linkbutton Text="Discussions" CommandName="Discuss" style="color:darkred;font:8pt tahoma" runat="server"/>
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<asp:linkbutton Text="Ratings" CommandName="Ratings" style="color:darkred;font:8pt tahoma" runat="server"/>
</td>
</tr>
</table>
</ItemTemplate>
<SelectedItemTemplate>
<table cellpadding=10 style="font: 10pt verdana" >
<tr>
<td valign="top">
<img alt="book image" src='<%# DataBinder.Eval(Container.DataItem, "title_id", "images/{0}.gif") %>' align="top" width="25" border=1 runat="server"/>
</td>
<td valign="top">
<b>Title: </b>
<asp:linkbutton Font-Bold="true" Text='<%# DataBinder.Eval(Container.DataItem, "title") %>' CommandName="Select" style="color:darkred" runat="server"/>
<br>
<b>Price: </b><%# DataBinder.Eval(Container.DataItem, "price", "$ {0}") %>
<br>
<asp:linkbutton Text="Discussions" CommandName="Discuss" style="color:darkred;font:8pt tahoma" runat="server"/>
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<asp:linkbutton Text="Ratings" CommandName="Ratings" style="color:darkred;font:8pt tahoma" runat="server"/>
</td>
</tr>
</table>
</SelectedItemTemplate>
</ASP:DataList>
</td>
<td valign="top" style="padding-top:15" width="50%">
<table cellpadding="5" width="100%" style="font: 10pt verdana">
<tr>
<td>
<img alt="book image" id="DetailsImage" visible="false" runat="server">
</td>
<td valign="top" width="400">
<div style="font: 12pt verdana;color:darkred">
<i><b><asp:Label id="DetailsTitle" runat="server"/></b></i><br>
</div>
<asp:Label id="DetailsTitleId" runat="server"/>
<asp:Label id="DetailsPubId" runat="server"/>
<asp:Label id="DetailsType" runat="server"/>
<asp:Label id="DetailsPrice" runat="server"/>
<asp:HyperLink id="PurchaseLink" runat="server"/>
</td>
</tr>
</table>
</td>
</tr>
</table>
<!-- #include virtual="footer.inc" -->
<div id="Message" style="font: 10pt verdana;padding:0,15,15,15" runat="server"/>
</form>
</body>
</html>
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