frmcl.vb

这是我用VB和SQL制作的教材购销系统,希望大家提出宝贵意见.

Public Class Frmcl
    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 Label1 As System.Windows.Forms.Label
    Friend WithEvents DataGrid1 As System.Windows.Forms.DataGrid
    Friend WithEvents Button1 As System.Windows.Forms.Button
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Me.Label1 = New System.Windows.Forms.Label
        Me.DataGrid1 = New System.Windows.Forms.DataGrid
        Me.Button1 = New System.Windows.Forms.Button
        CType(Me.DataGrid1, System.ComponentModel.ISupportInitialize).BeginInit()
        Me.SuspendLayout()
        '
        'Label1
        '
        Me.Label1.Font = New System.Drawing.Font("楷体_GB2312", 15.0!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(134, Byte))
        Me.Label1.ForeColor = System.Drawing.Color.Navy
        Me.Label1.Location = New System.Drawing.Point(120, 24)
        Me.Label1.Name = "Label1"
        Me.Label1.Size = New System.Drawing.Size(160, 24)
        Me.Label1.TabIndex = 0
        Me.Label1.Text = "教材存量一览表"
        '
        'DataGrid1
        '
        Me.DataGrid1.AlternatingBackColor = System.Drawing.Color.Lavender
        Me.DataGrid1.BackColor = System.Drawing.Color.WhiteSmoke
        Me.DataGrid1.BackgroundColor = System.Drawing.Color.LightGray
        Me.DataGrid1.CaptionBackColor = System.Drawing.Color.LightSteelBlue
        Me.DataGrid1.CaptionForeColor = System.Drawing.Color.MidnightBlue
        Me.DataGrid1.CaptionText = "                                      教材存量"
        Me.DataGrid1.DataMember = ""
        Me.DataGrid1.FlatMode = True
        Me.DataGrid1.Font = New System.Drawing.Font("Tahoma", 8.0!)
        Me.DataGrid1.ForeColor = System.Drawing.Color.MidnightBlue
        Me.DataGrid1.GridLineColor = System.Drawing.Color.Gainsboro
        Me.DataGrid1.HeaderBackColor = System.Drawing.Color.MidnightBlue
        Me.DataGrid1.HeaderFont = New System.Drawing.Font("Tahoma", 8.25!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
        Me.DataGrid1.HeaderForeColor = System.Drawing.Color.WhiteSmoke
        Me.DataGrid1.LinkColor = System.Drawing.Color.Teal
        Me.DataGrid1.Location = New System.Drawing.Point(48, 56)
        Me.DataGrid1.Name = "DataGrid1"
        Me.DataGrid1.ParentRowsBackColor = System.Drawing.Color.Gainsboro
        Me.DataGrid1.ParentRowsForeColor = System.Drawing.Color.MidnightBlue
        Me.DataGrid1.SelectionBackColor = System.Drawing.Color.CadetBlue
        Me.DataGrid1.SelectionForeColor = System.Drawing.Color.WhiteSmoke
        Me.DataGrid1.Size = New System.Drawing.Size(336, 152)
        Me.DataGrid1.TabIndex = 1
        '
        'Button1
        '
        Me.Button1.Location = New System.Drawing.Point(160, 232)
        Me.Button1.Name = "Button1"
        Me.Button1.Size = New System.Drawing.Size(96, 32)
        Me.Button1.TabIndex = 2
        Me.Button1.Text = "退   出"
        '
        'Frmcl
        '
        Me.AutoScaleBaseSize = New System.Drawing.Size(6, 14)
        Me.ClientSize = New System.Drawing.Size(424, 301)
        Me.Controls.Add(Me.Button1)
        Me.Controls.Add(Me.DataGrid1)
        Me.Controls.Add(Me.Label1)
        Me.Name = "Frmcl"
        Me.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen
        Me.Text = "frmcl"
        CType(Me.DataGrid1, System.ComponentModel.ISupportInitialize).EndInit()
        Me.ResumeLayout(False)

    End Sub

#End Region

    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
        
        Me.Finalize()

    End Sub

    Private Sub Frmcl_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
        Dim sqlstr As String
        sqlstr = "SELECT * FROm jccl "
        Dim ds As New DataSet
        ds.Clear()
        Me.DataGrid1.ReadOnly = True
        ds = GetDataFromDB(sqlstr)
        Me.DataGrid1.DataSource = ds.Tables(0).DefaultView
    End Sub

 
End Class