form1.vb

图书管理程序设计

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 Label1 As System.Windows.Forms.Label
    Friend WithEvents Label2 As System.Windows.Forms.Label
    Friend WithEvents Label3 As System.Windows.Forms.Label
    Friend WithEvents Label4 As System.Windows.Forms.Label
    Friend WithEvents TextBox1 As System.Windows.Forms.TextBox
    Friend WithEvents TextBox2 As System.Windows.Forms.TextBox
    Friend WithEvents TextBox3 As System.Windows.Forms.TextBox
    Friend WithEvents TextBox4 As System.Windows.Forms.TextBox
    Friend WithEvents Button1 As System.Windows.Forms.Button
    Friend WithEvents Button2 As System.Windows.Forms.Button
    Friend WithEvents Button3 As System.Windows.Forms.Button
    Friend WithEvents ListBox1 As System.Windows.Forms.ListBox
    Friend WithEvents Label5 As System.Windows.Forms.Label
    Friend WithEvents TextBox5 As System.Windows.Forms.TextBox
    Friend WithEvents Button4 As System.Windows.Forms.Button
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Me.Label1 = New System.Windows.Forms.Label
        Me.Label2 = New System.Windows.Forms.Label
        Me.Label3 = New System.Windows.Forms.Label
        Me.Label4 = New System.Windows.Forms.Label
        Me.TextBox1 = New System.Windows.Forms.TextBox
        Me.TextBox2 = New System.Windows.Forms.TextBox
        Me.TextBox3 = New System.Windows.Forms.TextBox
        Me.TextBox4 = New System.Windows.Forms.TextBox
        Me.Button1 = New System.Windows.Forms.Button
        Me.Button2 = New System.Windows.Forms.Button
        Me.Button3 = New System.Windows.Forms.Button
        Me.ListBox1 = New System.Windows.Forms.ListBox
        Me.Label5 = New System.Windows.Forms.Label
        Me.TextBox5 = New System.Windows.Forms.TextBox
        Me.Button4 = New System.Windows.Forms.Button
        Me.SuspendLayout()
        '
        'Label1
        '
        Me.Label1.Location = New System.Drawing.Point(8, 16)
        Me.Label1.Name = "Label1"
        Me.Label1.TabIndex = 0
        Me.Label1.Text = "书名"
        '
        'Label2
        '
        Me.Label2.Location = New System.Drawing.Point(200, 16)
        Me.Label2.Name = "Label2"
        Me.Label2.TabIndex = 1
        Me.Label2.Text = "作者"
        '
        'Label3
        '
        Me.Label3.Location = New System.Drawing.Point(8, 56)
        Me.Label3.Name = "Label3"
        Me.Label3.TabIndex = 2
        Me.Label3.Text = "库存量"
        '
        'Label4
        '
        Me.Label4.Location = New System.Drawing.Point(200, 59)
        Me.Label4.Name = "Label4"
        Me.Label4.TabIndex = 3
        Me.Label4.Text = "单价"
        '
        'TextBox1
        '
        Me.TextBox1.Location = New System.Drawing.Point(88, 16)
        Me.TextBox1.Name = "TextBox1"
        Me.TextBox1.Size = New System.Drawing.Size(96, 21)
        Me.TextBox1.TabIndex = 4
        Me.TextBox1.Text = ""
        '
        'TextBox2
        '
        Me.TextBox2.Location = New System.Drawing.Point(280, 16)
        Me.TextBox2.Name = "TextBox2"
        Me.TextBox2.TabIndex = 5
        Me.TextBox2.Text = ""
        '
        'TextBox3
        '
        Me.TextBox3.Location = New System.Drawing.Point(88, 56)
        Me.TextBox3.Name = "TextBox3"
        Me.TextBox3.TabIndex = 6
        Me.TextBox3.Text = ""
        '
        'TextBox4
        '
        Me.TextBox4.Location = New System.Drawing.Point(280, 56)
        Me.TextBox4.Name = "TextBox4"
        Me.TextBox4.TabIndex = 7
        Me.TextBox4.Text = ""
        '
        'Button1
        '
        Me.Button1.ForeColor = System.Drawing.Color.Blue
        Me.Button1.Location = New System.Drawing.Point(8, 304)
        Me.Button1.Name = "Button1"
        Me.Button1.Size = New System.Drawing.Size(80, 32)
        Me.Button1.TabIndex = 8
        Me.Button1.Text = "输入"
        '
        'Button2
        '
        Me.Button2.ForeColor = System.Drawing.Color.Blue
        Me.Button2.Location = New System.Drawing.Point(104, 304)
        Me.Button2.Name = "Button2"
        Me.Button2.Size = New System.Drawing.Size(80, 32)
        Me.Button2.TabIndex = 9
        Me.Button2.Text = "输出"
        '
        'Button3
        '
        Me.Button3.Cursor = System.Windows.Forms.Cursors.Arrow
        Me.Button3.FlatStyle = System.Windows.Forms.FlatStyle.Flat
        Me.Button3.Location = New System.Drawing.Point(304, 304)
        Me.Button3.Name = "Button3"
        Me.Button3.RightToLeft = System.Windows.Forms.RightToLeft.No
        Me.Button3.Size = New System.Drawing.Size(72, 32)
        Me.Button3.TabIndex = 10
        Me.Button3.Text = "退出"
        '
        'ListBox1
        '
        Me.ListBox1.ItemHeight = 12
        Me.ListBox1.Location = New System.Drawing.Point(8, 128)
        Me.ListBox1.Name = "ListBox1"
        Me.ListBox1.Size = New System.Drawing.Size(376, 160)
        Me.ListBox1.TabIndex = 11
        '
        'Label5
        '
        Me.Label5.Location = New System.Drawing.Point(8, 96)
        Me.Label5.Name = "Label5"
        Me.Label5.TabIndex = 13
        Me.Label5.Text = "购买量"
        '
        'TextBox5
        '
        Me.TextBox5.Location = New System.Drawing.Point(88, 92)
        Me.TextBox5.Name = "TextBox5"
        Me.TextBox5.TabIndex = 14
        Me.TextBox5.Text = ""
        '
        'Button4
        '
        Me.Button4.Cursor = System.Windows.Forms.Cursors.Arrow
        Me.Button4.FlatStyle = System.Windows.Forms.FlatStyle.Flat
        Me.Button4.Location = New System.Drawing.Point(216, 304)
        Me.Button4.Name = "Button4"
        Me.Button4.RightToLeft = System.Windows.Forms.RightToLeft.Yes
        Me.Button4.Size = New System.Drawing.Size(75, 32)
        Me.Button4.TabIndex = 15
        Me.Button4.Text = "清空"
        '
        'Form1
        '
        Me.AutoScaleBaseSize = New System.Drawing.Size(6, 14)
        Me.ClientSize = New System.Drawing.Size(400, 349)
        Me.Controls.Add(Me.Button4)
        Me.Controls.Add(Me.TextBox5)
        Me.Controls.Add(Me.Label5)
        Me.Controls.Add(Me.ListBox1)
        Me.Controls.Add(Me.Button3)
        Me.Controls.Add(Me.Button2)
        Me.Controls.Add(Me.Button1)
        Me.Controls.Add(Me.TextBox4)
        Me.Controls.Add(Me.TextBox3)
        Me.Controls.Add(Me.TextBox2)
        Me.Controls.Add(Me.TextBox1)
        Me.Controls.Add(Me.Label4)
        Me.Controls.Add(Me.Label3)
        Me.Controls.Add(Me.Label2)
        Me.Controls.Add(Me.Label1)
        Me.ForeColor = System.Drawing.Color.Red
        Me.Name = "Form1"
        Me.ResumeLayout(False)

    End Sub

#End Region
    Dim WithEvents c As New sell
    Private Sub Button3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button3.Click

        End

    End Sub

    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
        c.sm = TextBox1.Text
        c.zh = TextBox2.Text
        c.num = Val(TextBox3.Text)
        c.jg = Val(TextBox4.Text)
        c.seb = Val(TextBox5.Text)
        'TextBox1.Text = ""
        'TextBox2.Text = ""
        ' TextBox3.Text = ""
        ' TextBox4.Text = ""
        ' TextBox5.Text = ""
        Dim f As String = "{0,-20}{1,-10}{2,-5}{3,-5}{4,-5}"
        ListBox1.Items.Clear()

        ListBox1.Items.Add("sell recorded")
    End Sub

    Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click
        Dim f As String = "{0,-20}{1,-10}{2,-5}{3,-5}{4,-5}"
        ListBox1.Items.Clear()
        ListBox1.Items.Add(String.Format(f, c.sm, c.zh, c.num, c.bkl, c.seb))
    End Sub

    Private Sub Button4_Click(ByVal sender As System.Object, ByVal e As System.EventArgs)
        Dim f As String = "{0,-20}{1,-10}{2,-5}{3,-5}{4,-5}"
        ListBox1.Items.Add(String.Format(f, c.sm, c.zh, c.num, c.seb, c.bkl))
    End Sub


    Private Sub c_empety(ByVal num As Integer) Handles c.empety
        Dim s As Double
        s = Val(InputBox("请输入进货数量："))
        c.num = s
        
    End Sub

    Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load

    End Sub

    Private Sub Button4_Click_1(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button4.Click
        TextBox1.Text = ""
        TextBox2.Text = ""
        TextBox3.Text = ""
        TextBox4.Text = ""
        TextBox5.Text = ""
        'ListBox1.Items.Clear()
    End Sub

    Private Sub ListBox1_SelectedIndexChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ListBox1.SelectedIndexChanged
        ListBox1.Text = ""
    End Sub
End Class