booksort.vb

The Management Information System of Library using .NET

Imports System.Data.SqlClient
Public Class Form1
    Inherits System.Windows.Forms.Form

#Region " Windows 窗体设计器生成的代码 "

    Public Sub New()
        MyBase.New()

        '该调用是 Windows 窗体设计器所必需的。
        InitializeComponent()

        '在 InitializeComponent() 调用之后添加任何初始化

    End Sub

    '窗体重写 dispose 以清理组件列表。
    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

    'Windows 窗体设计器所必需的
    Private components As System.ComponentModel.IContainer

    '注意: 以下过程是 Windows 窗体设计器所必需的
    '可以使用 Windows 窗体设计器修改此过程。
    '不要使用代码编辑器修改它。
    Friend WithEvents DataGrid1 As System.Windows.Forms.DataGrid
    Friend WithEvents btnSave As System.Windows.Forms.Button
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Me.DataGrid1 = New System.Windows.Forms.DataGrid
        Me.btnSave = New System.Windows.Forms.Button
        CType(Me.DataGrid1, System.ComponentModel.ISupportInitialize).BeginInit()
        Me.SuspendLayout()
        '
        'DataGrid1
        '
        Me.DataGrid1.DataMember = ""
        Me.DataGrid1.HeaderForeColor = System.Drawing.SystemColors.ControlText
        Me.DataGrid1.Location = New System.Drawing.Point(40, 24)
        Me.DataGrid1.Name = "DataGrid1"
        Me.DataGrid1.Size = New System.Drawing.Size(224, 112)
        Me.DataGrid1.TabIndex = 0
        '
        'btnSave
        '
        Me.btnSave.Location = New System.Drawing.Point(120, 144)
        Me.btnSave.Name = "btnSave"
        Me.btnSave.Size = New System.Drawing.Size(64, 24)
        Me.btnSave.TabIndex = 1
        Me.btnSave.Text = "&Save"
        '
        'Form1
        '
        Me.AutoScaleBaseSize = New System.Drawing.Size(6, 14)
        Me.ClientSize = New System.Drawing.Size(320, 181)
        Me.Controls.Add(Me.btnSave)
        Me.Controls.Add(Me.DataGrid1)
        Me.Name = "Form1"
        Me.Text = "Form1"
        CType(Me.DataGrid1, System.ComponentModel.ISupportInitialize).EndInit()
        Me.ResumeLayout(False)

    End Sub

#End Region
    Dim cnLIB2004 As SqlConnection
    Dim daBooksort As SqlDataAdapter
    Dim dsbooksort As DataSet
    Private Sub Form1_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles MyBase.Load
       
        cnLIB2004 = New SqlConnection("server=(local);database=lib2004;uid=sa;pwd=3893300")
        daBooksort = New SqlDataAdapter("select * from booksort", cnLIB2004)
        dsbooksort = New DataSet

        daBooksort.Fill(dsbooksort, "booksort")
        Me.DataGrid1.DataSource = dsbooksort.Tables(0)
        cnLIB2004.Dispose()
        daBooksort.Dispose()

    End Sub

   
    Private Sub btnSave_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnSave.Click
        dsbooksort.AcceptChanges()
        daBooksort.Update(dsbooksort.Tables(0))
    End Sub
End Class