frmdelmanager.vb

用VB.NET写的人员管理系统,可用于二次开发.

Public Class FrmDelManager
    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
        LoadManager()
    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 LBManager As System.Windows.Forms.ListBox
    Friend WithEvents BtDel As System.Windows.Forms.Button
    Friend WithEvents BtCancel As System.Windows.Forms.Button
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Me.Label1 = New System.Windows.Forms.Label
        Me.LBManager = New System.Windows.Forms.ListBox
        Me.BtDel = New System.Windows.Forms.Button
        Me.BtCancel = New System.Windows.Forms.Button
        Me.SuspendLayout()
        '
        'Label1
        '
        Me.Label1.Location = New System.Drawing.Point(56, 24)
        Me.Label1.Name = "Label1"
        Me.Label1.Size = New System.Drawing.Size(144, 24)
        Me.Label1.TabIndex = 0
        Me.Label1.Text = "已添加用户列表"
        '
        'LBManager
        '
        Me.LBManager.ItemHeight = 12
        Me.LBManager.Location = New System.Drawing.Point(56, 64)
        Me.LBManager.Name = "LBManager"
        Me.LBManager.ScrollAlwaysVisible = True
        Me.LBManager.Size = New System.Drawing.Size(152, 124)
        Me.LBManager.TabIndex = 1
        '
        'BtDel
        '
        Me.BtDel.Location = New System.Drawing.Point(32, 208)
        Me.BtDel.Name = "BtDel"
        Me.BtDel.TabIndex = 2
        Me.BtDel.Text = "删除"
        '
        'BtCancel
        '
        Me.BtCancel.Location = New System.Drawing.Point(168, 208)
        Me.BtCancel.Name = "BtCancel"
        Me.BtCancel.TabIndex = 3
        Me.BtCancel.Text = "取消"
        '
        'FrmDelManager
        '
        Me.AutoScaleBaseSize = New System.Drawing.Size(6, 14)
        Me.ClientSize = New System.Drawing.Size(292, 266)
        Me.Controls.Add(Me.BtCancel)
        Me.Controls.Add(Me.BtDel)
        Me.Controls.Add(Me.LBManager)
        Me.Controls.Add(Me.Label1)
        Me.Name = "FrmDelManager"
        Me.Text = "删除管理员"
        Me.ResumeLayout(False)

    End Sub

#End Region

    Public Sub LoadManager()
        LBManager.Items.Clear()
        Dim mystr As String
        Dim i As Integer
        mystr = "select * from tbManager"
        Myrec = Mydb.OpenRecordset(mystr, DAO.RecordsetTypeEnum.dbOpenDynaset)
        While Myrec.EOF = False
            LBManager.Items.Add(Myrec.Fields(0).Value)
            Myrec.MoveNext()
        End While
    End Sub

    Private Sub BtDel_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles BtDel.Click
        If LBManager.SelectedItem = "Admin" Then
            MsgBox("不能删除管理员!", MsgBoxStyle.Exclamation, Me.Text)
            Exit Sub
        End If
        Dim dbstr As String
        dbstr = "select * from tbManager where Name='" & LBManager.SelectedItem & "'"
        Myrec = Mydb.OpenRecordset(dbstr, DAO.RecordsetTypeEnum.dbOpenDynaset)
        Myrec.Delete()
        LoadManager()
        MsgBox("删除操作完成!", , Me.Text)
    End Sub

    Private Sub BtCancel_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles BtCancel.Click
        Me.Close()
    End Sub
End Class