📄 form1.vb
字号:
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 Customers As System.Data.OleDb.OleDbDataAdapter
Friend WithEvents Orders As System.Data.OleDb.OleDbDataAdapter
Friend WithEvents Details As System.Data.OleDb.OleDbDataAdapter
Friend WithEvents OleDbSelectCommand1 As System.Data.OleDb.OleDbCommand
Friend WithEvents OleDbInsertCommand1 As System.Data.OleDb.OleDbCommand
Friend WithEvents OleDbUpdateCommand1 As System.Data.OleDb.OleDbCommand
Friend WithEvents OleDbDeleteCommand1 As System.Data.OleDb.OleDbCommand
Friend WithEvents OleDbSelectCommand2 As System.Data.OleDb.OleDbCommand
Friend WithEvents OleDbInsertCommand2 As System.Data.OleDb.OleDbCommand
Friend WithEvents OleDbUpdateCommand2 As System.Data.OleDb.OleDbCommand
Friend WithEvents OleDbDeleteCommand2 As System.Data.OleDb.OleDbCommand
Friend WithEvents OleDbSelectCommand3 As System.Data.OleDb.OleDbCommand
Friend WithEvents OleDbInsertCommand3 As System.Data.OleDb.OleDbCommand
Friend WithEvents OleDbUpdateCommand3 As System.Data.OleDb.OleDbCommand
Friend WithEvents OleDbDeleteCommand3 As System.Data.OleDb.OleDbCommand
Friend WithEvents TextBox1 As System.Windows.Forms.TextBox
Friend WithEvents ListBox1 As System.Windows.Forms.ListBox
Friend WithEvents DsCustomers1 As CustomerOrders.DSCustomers
Friend WithEvents DsOrders1 As CustomerOrders.DSOrders
Friend WithEvents DsDetails1 As CustomerOrders.DSDetails
Friend WithEvents DataGrid1 As System.Windows.Forms.DataGrid
Friend WithEvents DataGrid2 As System.Windows.Forms.DataGrid
Friend WithEvents DataGridTableStyle5 As System.Windows.Forms.DataGridTableStyle
Friend WithEvents DataGridTableStyle1 As System.Windows.Forms.DataGridTableStyle
Friend WithEvents DataGridTextBoxColumn1 As System.Windows.Forms.DataGridTextBoxColumn
Friend WithEvents DataGridTextBoxColumn2 As System.Windows.Forms.DataGridTextBoxColumn
Friend WithEvents DataGridTextBoxColumn3 As System.Windows.Forms.DataGridTextBoxColumn
Friend WithEvents DataGridTextBoxColumn4 As System.Windows.Forms.DataGridTextBoxColumn
Friend WithEvents DataGridTableStyle2 As System.Windows.Forms.DataGridTableStyle
Friend WithEvents DataGridTextBoxColumn5 As System.Windows.Forms.DataGridTextBoxColumn
Friend WithEvents DataGridTextBoxColumn6 As System.Windows.Forms.DataGridTextBoxColumn
Friend WithEvents DataGridTextBoxColumn7 As System.Windows.Forms.DataGridTextBoxColumn
Friend WithEvents OleDbConnection1 As System.Data.OleDb.OleDbConnection
'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.Details = New System.Data.OleDb.OleDbDataAdapter()
Me.OleDbDeleteCommand3 = New System.Data.OleDb.OleDbCommand()
Me.OleDbInsertCommand3 = New System.Data.OleDb.OleDbCommand()
Me.OleDbSelectCommand3 = New System.Data.OleDb.OleDbCommand()
Me.OleDbUpdateCommand3 = New System.Data.OleDb.OleDbCommand()
Me.DsOrders1 = New CustomerOrders.DSOrders()
Me.DsCustomers1 = New CustomerOrders.DSCustomers()
Me.OleDbDeleteCommand1 = New System.Data.OleDb.OleDbCommand()
Me.OleDbDeleteCommand2 = New System.Data.OleDb.OleDbCommand()
Me.OleDbInsertCommand2 = New System.Data.OleDb.OleDbCommand()
Me.DataGrid1 = New System.Windows.Forms.DataGrid()
Me.DataGridTableStyle2 = New System.Windows.Forms.DataGridTableStyle()
Me.DataGridTextBoxColumn5 = New System.Windows.Forms.DataGridTextBoxColumn()
Me.DataGridTextBoxColumn6 = New System.Windows.Forms.DataGridTextBoxColumn()
Me.DataGridTextBoxColumn7 = New System.Windows.Forms.DataGridTextBoxColumn()
Me.ListBox1 = New System.Windows.Forms.ListBox()
Me.OleDbUpdateCommand1 = New System.Data.OleDb.OleDbCommand()
Me.OleDbUpdateCommand2 = New System.Data.OleDb.OleDbCommand()
Me.Customers = New System.Data.OleDb.OleDbDataAdapter()
Me.OleDbInsertCommand1 = New System.Data.OleDb.OleDbCommand()
Me.OleDbSelectCommand1 = New System.Data.OleDb.OleDbCommand()
Me.DataGrid2 = New System.Windows.Forms.DataGrid()
Me.DsDetails1 = New CustomerOrders.DSDetails()
Me.DataGridTableStyle1 = New System.Windows.Forms.DataGridTableStyle()
Me.DataGridTextBoxColumn1 = New System.Windows.Forms.DataGridTextBoxColumn()
Me.DataGridTextBoxColumn2 = New System.Windows.Forms.DataGridTextBoxColumn()
Me.DataGridTextBoxColumn3 = New System.Windows.Forms.DataGridTextBoxColumn()
Me.DataGridTextBoxColumn4 = New System.Windows.Forms.DataGridTextBoxColumn()
Me.TextBox1 = New System.Windows.Forms.TextBox()
Me.OleDbSelectCommand2 = New System.Data.OleDb.OleDbCommand()
Me.Orders = New System.Data.OleDb.OleDbDataAdapter()
Me.OleDbConnection1 = New System.Data.OleDb.OleDbConnection()
CType(Me.DsOrders1, System.ComponentModel.ISupportInitialize).BeginInit()
CType(Me.DsCustomers1, System.ComponentModel.ISupportInitialize).BeginInit()
CType(Me.DataGrid1, System.ComponentModel.ISupportInitialize).BeginInit()
CType(Me.DataGrid2, System.ComponentModel.ISupportInitialize).BeginInit()
CType(Me.DsDetails1, System.ComponentModel.ISupportInitialize).BeginInit()
Me.SuspendLayout()
'
'Details
'
Me.Details.DeleteCommand = Me.OleDbDeleteCommand3
Me.Details.InsertCommand = Me.OleDbInsertCommand3
Me.Details.SelectCommand = Me.OleDbSelectCommand3
Me.Details.TableMappings.AddRange(New System.Data.Common.DataTableMapping() {New System.Data.Common.DataTableMapping("Table", "Order Details", New System.Data.Common.DataColumnMapping() {New System.Data.Common.DataColumnMapping("ProductID", "ProductID"), New System.Data.Common.DataColumnMapping("Quantity", "Quantity"), New System.Data.Common.DataColumnMapping("UnitPrice", "UnitPrice"), New System.Data.Common.DataColumnMapping("Discount", "Discount")})})
Me.Details.UpdateCommand = Me.OleDbUpdateCommand3
'
'OleDbDeleteCommand3
'
Me.OleDbDeleteCommand3.Connection = Me.OleDbConnection1
Me.OleDbDeleteCommand3.Parameters.Add(New System.Data.OleDb.OleDbParameter("OrderID", System.Data.OleDb.OleDbType.Numeric, 0, System.Data.ParameterDirection.Input, False, CType(10, Byte), CType(0, Byte), "OrderID", System.Data.DataRowVersion.Original, Nothing))
Me.OleDbDeleteCommand3.Parameters.Add(New System.Data.OleDb.OleDbParameter("ProductID", System.Data.OleDb.OleDbType.Numeric, 0, System.Data.ParameterDirection.Input, False, CType(10, Byte), CType(0, Byte), "ProductID", System.Data.DataRowVersion.Original, Nothing))
Me.OleDbDeleteCommand3.Parameters.Add(New System.Data.OleDb.OleDbParameter("Discount", System.Data.OleDb.OleDbType.Numeric, 0, System.Data.ParameterDirection.Input, False, CType(7, Byte), CType(0, Byte), "Discount", System.Data.DataRowVersion.Original, Nothing))
Me.OleDbDeleteCommand3.Parameters.Add(New System.Data.OleDb.OleDbParameter("Quantity", System.Data.OleDb.OleDbType.Numeric, 0, System.Data.ParameterDirection.Input, False, CType(5, Byte), CType(0, Byte), "Quantity", System.Data.DataRowVersion.Original, Nothing))
Me.OleDbDeleteCommand3.Parameters.Add(New System.Data.OleDb.OleDbParameter("UnitPrice", System.Data.OleDb.OleDbType.Numeric, 0, System.Data.ParameterDirection.Input, False, CType(19, Byte), CType(0, Byte), "UnitPrice", System.Data.DataRowVersion.Original, Nothing))
'
'OleDbInsertCommand3
'
Me.OleDbInsertCommand3.Connection = Me.OleDbConnection1
Me.OleDbInsertCommand3.Parameters.Add(New System.Data.OleDb.OleDbParameter("ProductID", System.Data.OleDb.OleDbType.Numeric, 0, System.Data.ParameterDirection.Input, False, CType(10, Byte), CType(0, Byte), "ProductID", System.Data.DataRowVersion.Current, Nothing))
Me.OleDbInsertCommand3.Parameters.Add(New System.Data.OleDb.OleDbParameter("Quantity", System.Data.OleDb.OleDbType.Numeric, 0, System.Data.ParameterDirection.Input, False, CType(5, Byte), CType(0, Byte), "Quantity", System.Data.DataRowVersion.Current, Nothing))
Me.OleDbInsertCommand3.Parameters.Add(New System.Data.OleDb.OleDbParameter("UnitPrice", System.Data.OleDb.OleDbType.Numeric, 0, System.Data.ParameterDirection.Input, False, CType(19, Byte), CType(0, Byte), "UnitPrice", System.Data.DataRowVersion.Current, Nothing))
Me.OleDbInsertCommand3.Parameters.Add(New System.Data.OleDb.OleDbParameter("Discount", System.Data.OleDb.OleDbType.Numeric, 0, System.Data.ParameterDirection.Input, False, CType(7, Byte), CType(0, Byte), "Discount", System.Data.DataRowVersion.Current, Nothing))
Me.OleDbInsertCommand3.Parameters.Add(New System.Data.OleDb.OleDbParameter("OrderID", System.Data.OleDb.OleDbType.Numeric, 0, System.Data.ParameterDirection.Input, False, CType(10, Byte), CType(0, Byte), "OrderID", System.Data.DataRowVersion.Current, Nothing))
Me.OleDbInsertCommand3.Parameters.Add(New System.Data.OleDb.OleDbParameter("Select_OrderID", System.Data.OleDb.OleDbType.Numeric, 0, System.Data.ParameterDirection.Input, False, CType(10, Byte), CType(0, Byte), "OrderID", System.Data.DataRowVersion.Current, Nothing))
Me.OleDbInsertCommand3.Parameters.Add(New System.Data.OleDb.OleDbParameter("Select_ProductID", System.Data.OleDb.OleDbType.Numeric, 0, System.Data.ParameterDirection.Input, False, CType(10, Byte), CType(0, Byte), "ProductID", System.Data.DataRowVersion.Current, Nothing))
'
'OleDbSelectCommand3
'
Me.OleDbSelectCommand3.CommandText = "SELECT Products.ProductName, [Order Details].Quantity, [Order Details].UnitPrice," & _
" [Order Details].Discount FROM [Order Details] INNER JOIN Products ON [Order Det" & _
"ails].ProductID = Products.ProductID WHERE ([Order Details].OrderID = ?)"
Me.OleDbSelectCommand3.Connection = Me.OleDbConnection1
Me.OleDbSelectCommand3.Parameters.Add(New System.Data.OleDb.OleDbParameter("OrderID", System.Data.OleDb.OleDbType.Numeric, 0, System.Data.ParameterDirection.Input, False, CType(10, Byte), CType(0, Byte), "OrderID", System.Data.DataRowVersion.Current, Nothing))
'
'OleDbUpdateCommand3
'
Me.OleDbUpdateCommand3.Connection = Me.OleDbConnection1
Me.OleDbUpdateCommand3.Parameters.Add(New System.Data.OleDb.OleDbParameter("ProductID", System.Data.OleDb.OleDbType.Numeric, 0, System.Data.ParameterDirection.Input, False, CType(10, Byte), CType(0, Byte), "ProductID", System.Data.DataRowVersion.Current, Nothing))
Me.OleDbUpdateCommand3.Parameters.Add(New System.Data.OleDb.OleDbParameter("Quantity", System.Data.OleDb.OleDbType.Numeric, 0, System.Data.ParameterDirection.Input, False, CType(5, Byte), CType(0, Byte), "Quantity", System.Data.DataRowVersion.Current, Nothing))
Me.OleDbUpdateCommand3.Parameters.Add(New System.Data.OleDb.OleDbParameter("UnitPrice", System.Data.OleDb.OleDbType.Numeric, 0, System.Data.ParameterDirection.Input, False, CType(19, Byte), CType(0, Byte), "UnitPrice", System.Data.DataRowVersion.Current, Nothing))
Me.OleDbUpdateCommand3.Parameters.Add(New System.Data.OleDb.OleDbParameter("Discount", System.Data.OleDb.OleDbType.Numeric, 0, System.Data.ParameterDirection.Input, False, CType(7, Byte), CType(0, Byte), "Discount", System.Data.DataRowVersion.Current, Nothing))
Me.OleDbUpdateCommand3.Parameters.Add(New System.Data.OleDb.OleDbParameter("OrderID", System.Data.OleDb.OleDbType.Numeric, 0, System.Data.ParameterDirection.Input, False, CType(10, Byte), CType(0, Byte), "OrderID", System.Data.DataRowVersion.Current, Nothing))
Me.OleDbUpdateCommand3.Parameters.Add(New System.Data.OleDb.OleDbParameter("Original_OrderID", System.Data.OleDb.OleDbType.Numeric, 0, System.Data.ParameterDirection.Input, False, CType(10, Byte), CType(0, Byte), "OrderID", System.Data.DataRowVersion.Original, Nothing))
Me.OleDbUpdateCommand3.Parameters.Add(New System.Data.OleDb.OleDbParameter("Original_ProductID", System.Data.OleDb.OleDbType.Numeric, 0, System.Data.ParameterDirection.Input, False, CType(10, Byte), CType(0, Byte), "ProductID", System.Data.DataRowVersion.Original, Nothing))
Me.OleDbUpdateCommand3.Parameters.Add(New System.Data.OleDb.OleDbParameter("Original_Discount", System.Data.OleDb.OleDbType.Numeric, 0, System.Data.ParameterDirection.Input, False, CType(7, Byte), CType(0, Byte), "Discount", System.Data.DataRowVersion.Original, Nothing))
Me.OleDbUpdateCommand3.Parameters.Add(New System.Data.OleDb.OleDbParameter("Original_Quantity", System.Data.OleDb.OleDbType.Numeric, 0, System.Data.ParameterDirection.Input, False, CType(5, Byte), CType(0, Byte), "Quantity", System.Data.DataRowVersion.Original, Nothing))
Me.OleDbUpdateCommand3.Parameters.Add(New System.Data.OleDb.OleDbParameter("Original_UnitPrice", System.Data.OleDb.OleDbType.Numeric, 0, System.Data.ParameterDirection.Input, False, CType(19, Byte), CType(0, Byte), "UnitPrice", System.Data.DataRowVersion.Original, Nothing))
Me.OleDbUpdateCommand3.Parameters.Add(New System.Data.OleDb.OleDbParameter("Select_OrderID", System.Data.OleDb.OleDbType.Numeric, 0, System.Data.ParameterDirection.Input, False, CType(10, Byte), CType(0, Byte), "OrderID", System.Data.DataRowVersion.Current, Nothing))
Me.OleDbUpdateCommand3.Parameters.Add(New System.Data.OleDb.OleDbParameter("Select_ProductID", System.Data.OleDb.OleDbType.Numeric, 0, System.Data.ParameterDirection.Input, False, CType(10, Byte), CType(0, Byte), "ProductID", System.Data.DataRowVersion.Current, Nothing))
'
'DsOrders1
'
Me.DsOrders1.DataSetName = "DSOrders"
Me.DsOrders1.Locale = New System.Globalization.CultureInfo("en-US")
Me.DsOrders1.Namespace = "http://www.tempuri.org/DSOrders.xsd"
'
'DsCustomers1
'
Me.DsCustomers1.DataSetName = "DSCustomers"
Me.DsCustomers1.Locale = New System.Globalization.CultureInfo("en-US")
Me.DsCustomers1.Namespace = "http://www.tempuri.org/DSCustomers.xsd"
'
'OleDbDeleteCommand1
'
Me.OleDbDeleteCommand1.Connection = Me.OleDbConnection1
'
'OleDbDeleteCommand2
'
Me.OleDbDeleteCommand2.Connection = Me.OleDbConnection1
Me.OleDbDeleteCommand2.Parameters.Add(New System.Data.OleDb.OleDbParameter("OrderID", System.Data.OleDb.OleDbType.Numeric, 0, System.Data.ParameterDirection.Input, False, CType(10, Byte), CType(0, Byte), "OrderID", System.Data.DataRowVersion.Original, Nothing))
Me.OleDbDeleteCommand2.Parameters.Add(New System.Data.OleDb.OleDbParameter("OrderDate", System.Data.OleDb.OleDbType.Date, 0, System.Data.ParameterDirection.Input, False, CType(0, Byte), CType(0, Byte), "OrderDate", System.Data.DataRowVersion.Original, Nothing))
'
'OleDbInsertCommand2
'
Me.OleDbInsertCommand2.Connection = Me.OleDbConnection1
Me.OleDbInsertCommand2.Parameters.Add(New System.Data.OleDb.OleDbParameter("OrderID", System.Data.OleDb.OleDbType.Numeric, 0, System.Data.ParameterDirection.Input, False, CType(10, Byte), CType(0, Byte), "OrderID", System.Data.DataRowVersion.Current, Nothing))
Me.OleDbInsertCommand2.Parameters.Add(New System.Data.OleDb.OleDbParameter("OrderDate", System.Data.OleDb.OleDbType.Date, 0, "OrderDate"))
Me.OleDbInsertCommand2.Parameters.Add(New System.Data.OleDb.OleDbParameter("Select_OrderID", System.Data.OleDb.OleDbType.Numeric, 0, System.Data.ParameterDirection.Input, False, CType(10, Byte), CType(0, Byte), "OrderID", System.Data.DataRowVersion.Current, Nothing))
'
'DataGrid1
'
Me.DataGrid1.AlternatingBackColor = System.Drawing.Color.PaleGreen
Me.DataGrid1.DataMember = ""
Me.DataGrid1.DataSource = Me.DsOrders1.Orders
Me.DataGrid1.Font = New System.Drawing.Font("Verdana", 9.75!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
Me.DataGrid1.HeaderForeColor = System.Drawing.SystemColors.ControlText
Me.DataGrid1.Location = New System.Drawing.Point(220, 8)
Me.DataGrid1.Name = "DataGrid1"
Me.DataGrid1.ReadOnly = True
Me.DataGrid1.Size = New System.Drawing.Size(288, 130)
Me.DataGrid1.TabIndex = 3
Me.DataGrid1.TableStyles.AddRange(New System.Windows.Forms.DataGridTableStyle() {Me.DataGridTableStyle2})
'
'DataGridTableStyle2
'
Me.DataGridTableStyle2.DataGrid = Me.DataGrid1
Me.DataGridTableStyle2.GridColumnStyles.AddRange(New System.Windows.Forms.DataGridColumnStyle() {Me.DataGridTextBoxColumn5, Me.DataGridTextBoxColumn6, Me.DataGridTextBoxColumn7})
Me.DataGridTableStyle2.HeaderForeColor = System.Drawing.SystemColors.ControlText
Me.DataGridTableStyle2.MappingName = ""
'
'DataGridTextBoxColumn5
'
Me.DataGridTextBoxColumn5.Format = ""
Me.DataGridTextBoxColumn5.FormatInfo = Nothing
Me.DataGridTextBoxColumn5.MappingName = ""
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -