ASP.NET(vb.net) & DetailsView - Oracle Database - System.Data.OracleClient Example scripts how to use DetailsView control in asp.net , Using Connector System.Data.OracleClient namespace is the .NET Framework Data Provider how to the connect to Oracle Database.
ShotDev Focus:
- ASP.NET(vb.net) & DetailsView - Oracle Database - System.Data.OracleClient
Example
DetailsView1.aspx
<%@ Page Language="VB" AutoEventWireup="false" CodeFile="DetailsView1.aspx.vb" Inherits="DetailsView1" %> <!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>ShotDev.Com Tutorial</title> </head> <body> <form id="form1" runat="server"> <asp:DetailsView id="myDetailsView" runat="server" AutoGenerateRows="False"> <Fields> <asp:TemplateField HeaderText="CustomerID"> <ItemTemplate> <asp:Label id="lblCustomerID" runat="server" Text='<%# DataBinder.Eval(Container, "DataItem.CustomerID") %>'></asp:Label> </ItemTemplate> <EditItemTemplate> <asp:TextBox id="txtEditCustomerID" size="5" runat="server" Text='<%# DataBinder.Eval(Container, "DataItem.CustomerID") %>'></asp:TextBox> </EditItemTemplate> <InsertItemTemplate> <asp:TextBox id="txtAddCustomerID" size="5" runat="server"></asp:TextBox> </InsertItemTemplate> </asp:TemplateField> <asp:TemplateField HeaderText="Name"> <ItemTemplate> <asp:Label id="lblName" runat="server" Text='<%# DataBinder.Eval(Container, "DataItem.Name") %>'></asp:Label> </ItemTemplate> <EditItemTemplate> <asp:TextBox id="txtEditName" size="10" runat="server" Text='<%# DataBinder.Eval(Container, "DataItem.Name") %>'></asp:TextBox> </EditItemTemplate> <InsertItemTemplate> <asp:TextBox id="txtAddName" size="10" runat="server"></asp:TextBox> </InsertItemTemplate> </asp:TemplateField> <asp:TemplateField HeaderText="Email"> <ItemTemplate> <asp:Label id="lblEmail" runat="server" Text='<%# DataBinder.Eval(Container, "DataItem.Email") %>'></asp:Label> </ItemTemplate> <EditItemTemplate> <asp:TextBox id="txtEditEmail" size="20" runat="server" Text='<%# DataBinder.Eval(Container, "DataItem.Email") %>'></asp:TextBox> </EditItemTemplate> <InsertItemTemplate> <asp:TextBox id="txtAddEmail" size="20" runat="server"></asp:TextBox> </InsertItemTemplate> </asp:TemplateField> <asp:TemplateField HeaderText="CountryCode"> <ItemTemplate> <asp:Label id="lblCountryCode" runat="server" Text='<%# DataBinder.Eval(Container, "DataItem.CountryCode") %>'></asp:Label> </ItemTemplate> <EditItemTemplate> <asp:TextBox id="txtEditCountryCode" size="2" runat="server" Text='<%# DataBinder.Eval(Container, "DataItem.CountryCode") %>'></asp:TextBox> </EditItemTemplate> <InsertItemTemplate> <asp:TextBox id="txtAddCountryCode" size="2" runat="server"></asp:TextBox> </InsertItemTemplate> </asp:TemplateField> <asp:TemplateField HeaderText="Budget"> <ItemTemplate> <asp:Label id="lblBudget" runat="server" Text='<%# DataBinder.Eval(Container, "DataItem.Budget") %>'></asp:Label> </ItemTemplate> <EditItemTemplate> <asp:TextBox id="txtEditBudget" size="6" runat="server" Text='<%# DataBinder.Eval(Container, "DataItem.Budget") %>'></asp:TextBox> </EditItemTemplate> <InsertItemTemplate> <asp:TextBox id="txtAddBudget" size="6" runat="server"></asp:TextBox> </InsertItemTemplate> </asp:TemplateField> <asp:TemplateField HeaderText="Used"> <ItemTemplate> <asp:Label id="lblUsed" runat="server" Text='<%# DataBinder.Eval(Container, "DataItem.Used") %>'></asp:Label> </ItemTemplate> <EditItemTemplate> <asp:TextBox id="txtEditUsed" size="6" runat="server" Text='<%# DataBinder.Eval(Container, "DataItem.Used") %>'></asp:TextBox> </EditItemTemplate> <InsertItemTemplate> <asp:TextBox id="txtAddUsed" size="6" runat="server"></asp:TextBox> </InsertItemTemplate> </asp:TemplateField> <asp:CommandField ShowEditButton="True" /> <asp:CommandField ShowInsertButton="True" /> </Fields> </asp:DetailsView> </form> </body> </html>
DetailsView1.aspx.vb
Imports System.Data
Imports System.Data.OracleClient
Partial Class DetailsView1
Inherits System.Web.UI.Page
Dim objConn As OracleConnection
Dim objCmd As OracleCommand
Dim strSQL As String
Dim strCusID As String = "C001"
Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load
Dim strConnString As String
strConnString = "Data Source=TCDB;User Id=myuser;Password=mypassword;"
objConn = New OracleConnection(strConnString)
objConn.Open()
If Not Page.IsPostBack() Then
BindData()
End If
End Sub
Protected Sub BindData()
strSQL = "SELECT * FROM customer WHERE CustomerID = '" & strCusID & "' "
Dim dtReader As OracleDataReader
objCmd = New OracleCommand(strSQL, objConn)
dtReader = objCmd.ExecuteReader()
'*** BindData to DetailsView ***'
myDetailsView.DataSource = dtReader
myDetailsView.DataBind()
dtReader.Close()
dtReader = Nothing
End Sub
Protected Sub Page_Unload(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Unload
objConn.Close()
objConn = Nothing
End Sub
Protected Sub myDetailsView_ItemInserting(ByVal sender As Object, ByVal e As DetailsViewInsertEventArgs) Handles myDetailsView.ItemInserting
'*** CustomerID ***'
Dim txtCustomerID As TextBox = CType(myDetailsView.FindControl("txtAddCustomerID"), TextBox)
'*** Name ***'
Dim txtName As TextBox = CType(myDetailsView.FindControl("txtAddName"), TextBox)
'*** Email ***'
Dim txtEmail As TextBox = CType(myDetailsView.FindControl("txtAddEmail"), TextBox)
'*** CountryCode ***'
Dim txtCountryCode As TextBox = CType(myDetailsView.FindControl("txtAddCountryCode"), TextBox)
'*** Budget ***'
Dim txtBudget As TextBox = CType(myDetailsView.FindControl("txtAddBudget"), TextBox)
'*** Used ***'
Dim txtUsed As TextBox = CType(myDetailsView.FindControl("txtAddUsed"), TextBox)
strSQL = "INSERT INTO customer (CustomerID,Name,Email,CountryCode,Budget,Used) " & _
" VALUES ('" & txtCustomerID.Text & "','" & txtName.Text & "','" & txtEmail.Text & "' " & _
" ,'" & txtCountryCode.Text & "','" & txtBudget.Text & "','" & txtUsed.Text & "') "
objCmd = New OracleCommand(strSQL, objConn)
objCmd.ExecuteNonQuery()
strCusID = txtCustomerID.Text
myDetailsView.ChangeMode(DetailsViewMode.ReadOnly)
BindData()
End Sub
Protected Sub myDetailsView_ItemUpdating(ByVal sender As Object, ByVal e As DetailsViewUpdateEventArgs) Handles myDetailsView.ItemUpdating
'*** CustomerID ***'
Dim txtCustomerID As TextBox = CType(myDetailsView.FindControl("txtEditCustomerID"), TextBox)
'*** Name ***'
Dim txtName As TextBox = CType(myDetailsView.FindControl("txtEditName"), TextBox)
'*** Email ***'
Dim txtEmail As TextBox = CType(myDetailsView.FindControl("txtEditEmail"), TextBox)
'*** CountryCode ***'
Dim txtCountryCode As TextBox = CType(myDetailsView.FindControl("txtEditCountryCode"), TextBox)
'*** Budget ***'
Dim txtBudget As TextBox = CType(myDetailsView.FindControl("txtEditBudget"), TextBox)
'*** Used ***'
Dim txtUsed As TextBox = CType(myDetailsView.FindControl("txtEditUsed"), TextBox)
strSQL = "UPDATE customer SET CustomerID = '" & txtCustomerID.Text & "' " & _
" ,Name = '" & txtName.Text & "' " & _
" ,Email = '" & txtEmail.Text & "' " & _
" ,CountryCode = '" & txtCountryCode.Text & "' " & _
" ,Budget = '" & txtBudget.Text & "' " & _
" ,Used = '" & txtUsed.Text & "' " & _
" WHERE CustomerID = '" & strCusID & "'"
objCmd = New OracleCommand(strSQL, objConn)
objCmd.ExecuteNonQuery()
myDetailsView.ChangeMode(DetailsViewMode.ReadOnly)
BindData()
End Sub
Protected Sub myDetailsView_ModeChanging(ByVal sender As Object, ByVal e As DetailsViewModeEventArgs) Handles myDetailsView.ModeChanging
Select Case e.NewMode
Case DetailsViewMode.Edit
myDetailsView.ChangeMode(DetailsViewMode.Edit)
Case DetailsViewMode.ReadOnly
myDetailsView.ChangeMode(DetailsViewMode.ReadOnly)
Case DetailsViewMode.Insert
myDetailsView.ChangeMode(DetailsViewMode.Insert)
End Select
BindData()
End Sub
End Class
Create a asp.net file and save to path root-path/dotnet/
Run
http://localhost/dotnet/DetailsView1.aspx
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