sa_player.vb

大型数据库系统程序球员转会系统解决方案

Imports System.Data
Imports System.Data.SqlClient
Imports System.IO
Public Class sa_player
    Inherits System.Windows.Forms.Form
    Dim myconnection As SqlConnection = New SqlConnection("server=(local);database=footballplayer_change;" & "uid=sa;pwd=sa;")
    Dim myadapter As SqlDataAdapter = New SqlDataAdapter("select * from player", myconnection)
    Dim myds As DataSet
    Dim mydv As DataView
    Dim mycurrencymanager As CurrencyManager

    Dim selected As Integer

    Private Sub filldatasetandview()
        myds = New DataSet()
        Try
            myadapter.Fill(myds, "player")
        Catch ex As Exception
            MsgBox(ex.ToString)
        End Try
        mydv = New DataView(myds.Tables("player"))
        mycurrencymanager = CType(Me.BindingContext(mydv), CurrencyManager)
    End Sub
    Private Sub bindfields()
        playerlist.DataSource = myds
        playerlist.DataMember = "player"
    End Sub
    Private Sub info_bind()

    End Sub



#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

    '窗体重写处置以清理组件列表。
    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 playerlist As System.Windows.Forms.DataGrid
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Dim resources As System.Resources.ResourceManager = New System.Resources.ResourceManager(GetType(sa_player))
        Me.playerlist = New System.Windows.Forms.DataGrid
        CType(Me.playerlist, System.ComponentModel.ISupportInitialize).BeginInit()
        Me.SuspendLayout()
        '
        'playerlist
        '
        Me.playerlist.DataMember = ""
        Me.playerlist.HeaderForeColor = System.Drawing.SystemColors.ControlText
        Me.playerlist.Location = New System.Drawing.Point(32, 24)
        Me.playerlist.Name = "playerlist"
        Me.playerlist.Size = New System.Drawing.Size(408, 144)
        Me.playerlist.TabIndex = 0
        '
        'sa_player
        '
        Me.AutoScaleBaseSize = New System.Drawing.Size(6, 14)
        Me.BackgroundImage = CType(resources.GetObject("$this.BackgroundImage"), System.Drawing.Image)
        Me.ClientSize = New System.Drawing.Size(488, 342)
        Me.Controls.Add(Me.playerlist)
        Me.Name = "sa_player"
        Me.Text = "sa_player"
        CType(Me.playerlist, System.ComponentModel.ISupportInitialize).EndInit()
        Me.ResumeLayout(False)

    End Sub

#End Region

    Private Sub sa_player_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
        filldatasetandview()
        bindfields()
        ' info_bind()
    End Sub

    Private Sub DataGrid1_Navigate(ByVal sender As System.Object, ByVal ne As System.Windows.Forms.NavigateEventArgs) Handles playerlist.Navigate

    End Sub

    Private Sub playerlist_Click(ByVal sender As Object, ByVal e As System.EventArgs) Handles playerlist.Click
        selected = playerlist.CurrentRowIndex()
        mycurrencymanager.Position = selected
    End Sub
End Class