form2.vb

学生信息管理系统

Public Class Form2
    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 MainMenu1 As System.Windows.Forms.MainMenu
    Friend WithEvents MenuItem1 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem2 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem3 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem4 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem6 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem7 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem8 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem9 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem12 As System.Windows.Forms.MenuItem
    Friend WithEvents StatusBar1 As System.Windows.Forms.StatusBar
    Friend WithEvents MenuItem13 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem15 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem16 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem17 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem5 As System.Windows.Forms.MenuItem
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Dim resources As System.Resources.ResourceManager = New System.Resources.ResourceManager(GetType(Form2))
        Me.MainMenu1 = New System.Windows.Forms.MainMenu
        Me.MenuItem1 = New System.Windows.Forms.MenuItem
        Me.MenuItem2 = New System.Windows.Forms.MenuItem
        Me.MenuItem15 = New System.Windows.Forms.MenuItem
        Me.MenuItem3 = New System.Windows.Forms.MenuItem
        Me.MenuItem4 = New System.Windows.Forms.MenuItem
        Me.MenuItem5 = New System.Windows.Forms.MenuItem
        Me.MenuItem6 = New System.Windows.Forms.MenuItem
        Me.MenuItem7 = New System.Windows.Forms.MenuItem
        Me.MenuItem8 = New System.Windows.Forms.MenuItem
        Me.MenuItem17 = New System.Windows.Forms.MenuItem
        Me.MenuItem16 = New System.Windows.Forms.MenuItem
        Me.MenuItem13 = New System.Windows.Forms.MenuItem
        Me.MenuItem9 = New System.Windows.Forms.MenuItem
        Me.MenuItem12 = New System.Windows.Forms.MenuItem
        Me.StatusBar1 = New System.Windows.Forms.StatusBar
        Me.SuspendLayout()
        '
        'MainMenu1
        '
        Me.MainMenu1.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.MenuItem1, Me.MenuItem6, Me.MenuItem9})
        '
        'MenuItem1
        '
        Me.MenuItem1.Index = 0
        Me.MenuItem1.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.MenuItem2, Me.MenuItem15, Me.MenuItem3, Me.MenuItem4, Me.MenuItem5})
        Me.MenuItem1.Text = "日常业务"
        '
        'MenuItem2
        '
        Me.MenuItem2.Index = 0
        Me.MenuItem2.Shortcut = System.Windows.Forms.Shortcut.CtrlF1
        Me.MenuItem2.Text = "学籍管理"
        '
        'MenuItem15
        '
        Me.MenuItem15.Index = 1
        Me.MenuItem15.Shortcut = System.Windows.Forms.Shortcut.CtrlF2
        Me.MenuItem15.Text = "班级管理"
        '
        'MenuItem3
        '
        Me.MenuItem3.Index = 2
        Me.MenuItem3.Shortcut = System.Windows.Forms.Shortcut.CtrlF3
        Me.MenuItem3.Text = "成绩管理"
        '
        'MenuItem4
        '
        Me.MenuItem4.Index = 3
        Me.MenuItem4.Shortcut = System.Windows.Forms.Shortcut.CtrlF4
        Me.MenuItem4.Text = "课程管理"
        '
        'MenuItem5
        '
        Me.MenuItem5.Index = 4
        Me.MenuItem5.Text = "退出系统"
        '
        'MenuItem6
        '
        Me.MenuItem6.Index = 1
        Me.MenuItem6.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.MenuItem7, Me.MenuItem8, Me.MenuItem17, Me.MenuItem16, Me.MenuItem13})
        Me.MenuItem6.Text = "用户管理"
        '
        'MenuItem7
        '
        Me.MenuItem7.Index = 0
        Me.MenuItem7.Shortcut = System.Windows.Forms.Shortcut.CtrlF5
        Me.MenuItem7.Text = "修改密码"
        '
        'MenuItem8
        '
        Me.MenuItem8.Index = 1
        Me.MenuItem8.Shortcut = System.Windows.Forms.Shortcut.CtrlF6
        Me.MenuItem8.Text = "察看/删除用户"
        '
        'MenuItem17
        '
        Me.MenuItem17.Index = 2
        Me.MenuItem17.Text = "-"
        '
        'MenuItem16
        '
        Me.MenuItem16.Index = 3
        Me.MenuItem16.Shortcut = System.Windows.Forms.Shortcut.CtrlF7
        Me.MenuItem16.Text = "返回登录框"
        '
        'MenuItem13
        '
        Me.MenuItem13.Index = 4
        Me.MenuItem13.Shortcut = System.Windows.Forms.Shortcut.CtrlF8
        Me.MenuItem13.Text = "退出登录"
        '
        'MenuItem9
        '
        Me.MenuItem9.Index = 2
        Me.MenuItem9.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.MenuItem12})
        Me.MenuItem9.Text = "软件帮助"
        '
        'MenuItem12
        '
        Me.MenuItem12.Index = 0
        Me.MenuItem12.Shortcut = System.Windows.Forms.Shortcut.CtrlF9
        Me.MenuItem12.Text = "使用说明"
        '
        'StatusBar1
        '
        Me.StatusBar1.Location = New System.Drawing.Point(0, 457)
        Me.StatusBar1.Name = "StatusBar1"
        Me.StatusBar1.RightToLeft = System.Windows.Forms.RightToLeft.Yes
        Me.StatusBar1.Size = New System.Drawing.Size(892, 32)
        Me.StatusBar1.TabIndex = 1
        Me.StatusBar1.Text = "StatusBar1"
        '
        'Form2
        '
        Me.AutoScaleBaseSize = New System.Drawing.Size(6, 14)
        Me.BackColor = System.Drawing.Color.DarkGray
        Me.BackgroundImage = CType(resources.GetObject("$this.BackgroundImage"), System.Drawing.Image)
        Me.ClientSize = New System.Drawing.Size(892, 489)
        Me.Controls.Add(Me.StatusBar1)
        Me.IsMdiContainer = True
        Me.Menu = Me.MainMenu1
        Me.Name = "Form2"
        Me.Text = "主界面"
        Me.ResumeLayout(False)

    End Sub

#End Region

    Private Sub MenuItem2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem2.Click
        '显示子窗体Form3
        Dim f() As Form = Me.MdiChildren
        Dim i As Integer, exist As Integer = 0
        For i = 0 To UBound(f)
            If f(i).Name = "Form3" Then
                Exit Sub
            End If
        Next
        Dim f3 As New Form3
        f3.MdiParent = Me
        f3.Show()
    End Sub

    Private Sub MenuItem3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem3.Click
        '显示子窗体Form4
        Dim f() As Form = Me.MdiChildren
        Dim i As Integer, exist As Integer = 0
        For i = 0 To UBound(f)
            If f(i).Name = "Form4" Then
                Exit Sub
            End If
        Next
        Dim f4 As New Form4
        f4.MdiParent = Me
        f4.Show()
    End Sub

    Private Sub MenuItem4_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem4.Click
        '显示子窗体Form9
        Dim f() As Form = Me.MdiChildren
        Dim i As Integer, exist As Integer = 0
        For i = 0 To UBound(f)
            If f(i).Name = "Form9" Then
                Exit Sub
            End If
        Next
        Dim f9 As New Form9
        f9.MdiParent = Me
        f9.Show()
    End Sub

    Private Sub MenuItem7_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem7.Click
        '显示子窗体Form7
        Dim f() As Form = Me.MdiChildren
        Dim i As Integer, exist As Integer = 0
        For i = 0 To UBound(f)
            If f(i).Name = "Form7" Then
                Exit Sub
            End If
        Next
        Dim f7 As New Form7
        f7.MdiParent = Me
        f7.Show()
    End Sub

    Private Sub MenuItem13_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem13.Click
        '退出登录
        If MsgBox("您确认要退出吗？", MsgBoxStyle.YesNoCancel) = MsgBoxResult.Yes Then
            Application.Exit()
        End If
    End Sub

    Private Sub MenuItem8_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem8.Click
        '显示子窗体Form8
        Dim f() As Form = Me.MdiChildren
        Dim i As Integer, exist As Integer = 0
        For i = 0 To UBound(f)
            If f(i).Name = "Form8" Then
                Exit Sub
            End If
        Next
        Dim f8 As New Form8
        f8.MdiParent = Me
        f8.Show()
    End Sub

    Private Sub Form2_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles MyBase.Load
        Me.CenterToScreen()
        '限制一般用户察看或删除其他用户
        If Class1.name = "admin" Then
            MenuItem8.Enabled = True
        Else
            MenuItem8.Enabled = False
        End If
        If Class1.name = "admin" Then
            StatusBar1.Text = Class1.name & ":管理员"
        Else
            StatusBar1.Text = Class1.name & ":一般用户"
        End If
    End Sub

    Private Sub MenuItem15_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem15.Click
        '显示子窗体Form5
        Dim f() As Form = Me.MdiChildren
        Dim i As Integer, exist As Integer = 0
        For i = 0 To UBound(f)
            If f(i).Name = "Form5" Then
                Exit Sub
            End If
        Next
        Dim f5 As New Form5
        f5.MdiParent = Me
        f5.Show()
    End Sub

    Private Sub MenuItem16_Click_1(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem16.Click
        '显示登录窗体Form1
        Me.Close()
        Dim f1 As New Form1
        f1.Show()
    End Sub

    Private Sub MenuItem12_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem12.Click
        '显示子窗体Form11
        Dim f() As Form = Me.MdiChildren
        Dim i As Integer, exist As Integer = 0
        For i = 0 To UBound(f)
            If f(i).Name = "Form11" Then
                exist = 1
            End If
        Next
        If exist = 1 Then
            Exit Sub
        End If
        Dim f11 As New Form11
        f11.MdiParent = Me
        f11.Show()
    End Sub

    Private Sub MenuItem5_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem5.Click
        If MsgBox("您确认要退出吗？", MsgBoxStyle.YesNoCancel) = MsgBoxResult.Yes Then
            Application.Exit()
        End If
    End Sub
End Class