form1.vb

Mastering VBNet Include Source Code

Public Class Form1
    Inherits System.Windows.Forms.Form

#Region " Windows Form Designer generated code "

    Public Sub New()
        MyBase.New()

        'This call is required by the Windows Form Designer.
        InitializeComponent()

        'Add any initialization after the InitializeComponent() call

    End Sub

    'Form overrides dispose to clean up the component list.
    Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
        If disposing Then
            If Not (components Is Nothing) Then
                components.Dispose()
            End If
        End If
        MyBase.Dispose(disposing)
    End Sub
    Friend WithEvents DataGrid1 As System.Windows.Forms.DataGrid
    Friend WithEvents SqlConnection1 As System.Data.SqlClient.SqlConnection
    Friend WithEvents DACategories As System.Data.SqlClient.SqlDataAdapter
    Friend WithEvents SqlSelectCommand2 As System.Data.SqlClient.SqlCommand
    Friend WithEvents SqlInsertCommand2 As System.Data.SqlClient.SqlCommand
    Friend WithEvents SqlUpdateCommand2 As System.Data.SqlClient.SqlCommand
    Friend WithEvents SqlDeleteCommand2 As System.Data.SqlClient.SqlCommand
    Friend WithEvents DAProducts As System.Data.SqlClient.SqlDataAdapter
    Friend WithEvents SqlSelectCommand1 As System.Data.SqlClient.SqlCommand
    Friend WithEvents SqlInsertCommand1 As System.Data.SqlClient.SqlCommand
    Friend WithEvents SqlUpdateCommand1 As System.Data.SqlClient.SqlCommand
    Friend WithEvents SqlDeleteCommand1 As System.Data.SqlClient.SqlCommand
    Friend WithEvents CategoriesProducts1 As RelatedTables.CategoriesProducts
    
    'Required by the Windows Form Designer
    Private components As System.ComponentModel.Container

    'NOTE: The following procedure is required by the Windows Form Designer
    'It can be modified using the Windows Form Designer.  
    'Do not modify it using the code editor.
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Me.SqlConnection1 = New System.Data.SqlClient.SqlConnection()
        Me.CategoriesProducts1 = New RelatedTables.CategoriesProducts()
        Me.SqlSelectCommand2 = New System.Data.SqlClient.SqlCommand()
        Me.SqlSelectCommand1 = New System.Data.SqlClient.SqlCommand()
        Me.DACategories = New System.Data.SqlClient.SqlDataAdapter()
        Me.SqlDeleteCommand1 = New System.Data.SqlClient.SqlCommand()
        Me.SqlInsertCommand1 = New System.Data.SqlClient.SqlCommand()
        Me.SqlUpdateCommand1 = New System.Data.SqlClient.SqlCommand()
        Me.SqlInsertCommand2 = New System.Data.SqlClient.SqlCommand()
        Me.SqlDeleteCommand2 = New System.Data.SqlClient.SqlCommand()
        Me.DataGrid1 = New System.Windows.Forms.DataGrid()
        Me.SqlUpdateCommand2 = New System.Data.SqlClient.SqlCommand()
        Me.DAProducts = New System.Data.SqlClient.SqlDataAdapter()
        CType(Me.CategoriesProducts1, System.ComponentModel.ISupportInitialize).BeginInit()
        CType(Me.DataGrid1, System.ComponentModel.ISupportInitialize).BeginInit()
        Me.SuspendLayout()
        '
        'SqlConnection1
        '
        Me.SqlConnection1.ConnectionString = "data source=(local);initial catalog=Northwind;persist security info=False;user id" & _
        "=sa;workstation id=PROTSERVER;packet size=4096"
        '
        'CategoriesProducts1
        '
        Me.CategoriesProducts1.DataSetName = "CategoriesProducts"
        Me.CategoriesProducts1.Locale = New System.Globalization.CultureInfo("en-US")
        Me.CategoriesProducts1.Namespace = "http://www.tempuri.org/CategoriesProducts.xsd"
        '
        'SqlSelectCommand2
        '
        Me.SqlSelectCommand2.CommandText = "SELECT ProductID, ProductName, SupplierID, CategoryID, QuantityPerUnit, UnitPrice" & _
        ", UnitsInStock, UnitsOnOrder, ReorderLevel, Discontinued FROM dbo.Products"
        Me.SqlSelectCommand2.Connection = Me.SqlConnection1
        '
        'SqlSelectCommand1
        '
        Me.SqlSelectCommand1.CommandText = "SELECT CategoryID, CategoryName, Description FROM dbo.Categories"
        Me.SqlSelectCommand1.Connection = Me.SqlConnection1
        '
        'DACategories
        '
        Me.DACategories.DeleteCommand = Me.SqlDeleteCommand1
        Me.DACategories.InsertCommand = Me.SqlInsertCommand1
        Me.DACategories.SelectCommand = Me.SqlSelectCommand1
        Me.DACategories.TableMappings.AddRange(New System.Data.Common.DataTableMapping() {New System.Data.Common.DataTableMapping("Table", "Categories", New System.Data.Common.DataColumnMapping() {New System.Data.Common.DataColumnMapping("CategoryID", "CategoryID"), New System.Data.Common.DataColumnMapping("CategoryName", "CategoryName"), New System.Data.Common.DataColumnMapping("Description", "Description")})})
        Me.DACategories.UpdateCommand = Me.SqlUpdateCommand1
        '
        'SqlDeleteCommand1
        '
        Me.SqlDeleteCommand1.CommandText = "DELETE FROM dbo.Categories WHERE (CategoryID = @CategoryID) AND (CategoryName = @" & _
        "CategoryName) AND (Description LIKE @Description OR @Description1 IS NULL AND De" & _
        "scription IS NULL)"
        Me.SqlDeleteCommand1.Connection = Me.SqlConnection1
        Me.SqlDeleteCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@CategoryID", System.Data.SqlDbType.Int, 4, System.Data.ParameterDirection.Input, False, CType(0, Byte), CType(0, Byte), "CategoryID", System.Data.DataRowVersion.Original, Nothing))
        Me.SqlDeleteCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@CategoryName", System.Data.SqlDbType.NVarChar, 15, System.Data.ParameterDirection.Input, False, CType(0, Byte), CType(0, Byte), "CategoryName", System.Data.DataRowVersion.Original, Nothing))
        Me.SqlDeleteCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@Description", System.Data.SqlDbType.NText, 16, System.Data.ParameterDirection.Input, True, CType(0, Byte), CType(0, Byte), "Description", System.Data.DataRowVersion.Original, Nothing))
        Me.SqlDeleteCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@Description1", System.Data.SqlDbType.NText, 16, System.Data.ParameterDirection.Input, True, CType(0, Byte), CType(0, Byte), "Description", System.Data.DataRowVersion.Original, Nothing))
        '
        'SqlInsertCommand1
        '
        Me.SqlInsertCommand1.CommandText = "INSERT INTO dbo.Categories(CategoryName, Description) VALUES (@CategoryName, @Des" & _
        "cription); SELECT CategoryID, CategoryName, Description FROM dbo.Categories WHER" & _
        "E (CategoryID = @@IDENTITY)"
        Me.SqlInsertCommand1.Connection = Me.SqlConnection1
        Me.SqlInsertCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@CategoryName", System.Data.SqlDbType.NVarChar, 15, "CategoryName"))
        Me.SqlInsertCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@Description", System.Data.SqlDbType.NText, 16, System.Data.ParameterDirection.Input, True, CType(0, Byte), CType(0, Byte), "Description", System.Data.DataRowVersion.Current, Nothing))
        '
        'SqlUpdateCommand1
        '
        Me.SqlUpdateCommand1.CommandText = "UPDATE dbo.Categories SET CategoryName = @CategoryName, Description = @Descriptio" & _
        "n WHERE (CategoryID = @Original_CategoryID) AND (CategoryName = @Original_Catego" & _
        "ryName) AND (Description LIKE @Original_Description OR @Original_Description1 IS" & _
        " NULL AND Description IS NULL); SELECT CategoryID, CategoryName, Description FRO" & _
        "M dbo.Categories WHERE (CategoryID = @Select_CategoryID)"
        Me.SqlUpdateCommand1.Connection = Me.SqlConnection1
        Me.SqlUpdateCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@CategoryName", System.Data.SqlDbType.Variant, 15, "CategoryName"))
        Me.SqlUpdateCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@Description", System.Data.SqlDbType.Variant, 16, System.Data.ParameterDirection.Input, True, CType(0, Byte), CType(0, Byte), "Description", System.Data.DataRowVersion.Current, Nothing))
        Me.SqlUpdateCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@Original_CategoryID", System.Data.SqlDbType.Int, 4, "CategoryID"))
        Me.SqlUpdateCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@Original_CategoryName", System.Data.SqlDbType.NVarChar, 15, "CategoryName"))
        Me.SqlUpdateCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@Original_Description", System.Data.SqlDbType.NText, 16, System.Data.ParameterDirection.Input, True, CType(0, Byte), CType(0, Byte), "Description", System.Data.DataRowVersion.Current, Nothing))
        Me.SqlUpdateCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@Original_Description1", System.Data.SqlDbType.NText))
        Me.SqlUpdateCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@Select_CategoryID", System.Data.SqlDbType.Int, 4, "CategoryID"))
        '
        'SqlInsertCommand2
        '
        Me.SqlInsertCommand2.CommandText = "INSERT INTO dbo.Products(ProductName, SupplierID, CategoryID, QuantityPerUnit, Un" & _
        "itPrice, UnitsInStock, UnitsOnOrder, ReorderLevel, Discontinued) VALUES (@Produc" & _
        "tName, @SupplierID, @CategoryID, @QuantityPerUnit, @UnitPrice, @UnitsInStock, @U" & _