frmmain.vb

代码：是由本人自主开发完成的

Public Class frmmain
    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 MiDataImport As System.Windows.Forms.MenuItem
    Friend WithEvents MiDataExport As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem2 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem3 As System.Windows.Forms.MenuItem
    Friend WithEvents MiDepartmentMan As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem5 As System.Windows.Forms.MenuItem
    Friend WithEvents MiMarjoyMan As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem7 As System.Windows.Forms.MenuItem
    Friend WithEvents MiExitSys As System.Windows.Forms.MenuItem
    Friend WithEvents MiUnpassPrin As System.Windows.Forms.MenuItem
    Friend WithEvents MiCertiPrin As System.Windows.Forms.MenuItem
    Friend WithEvents MiGradePrin As System.Windows.Forms.MenuItem
    Friend WithEvents MiTGLvPrin As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem4 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem6 As System.Windows.Forms.MenuItem
    Friend WithEvents MiStuMan As System.Windows.Forms.MenuItem
    Friend WithEvents MiAboutMe As System.Windows.Forms.MenuItem
    Friend WithEvents MiGradeMan As System.Windows.Forms.MenuItem
    Friend WithEvents MiVerify As System.Windows.Forms.MenuItem
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Dim resources As System.Resources.ResourceManager = New System.Resources.ResourceManager(GetType(frmmain))
        Me.MainMenu1 = New System.Windows.Forms.MainMenu
        Me.MenuItem1 = New System.Windows.Forms.MenuItem
        Me.MiDataImport = New System.Windows.Forms.MenuItem
        Me.MiDataExport = New System.Windows.Forms.MenuItem
        Me.MenuItem5 = New System.Windows.Forms.MenuItem
        Me.MiDepartmentMan = New System.Windows.Forms.MenuItem
        Me.MiMarjoyMan = New System.Windows.Forms.MenuItem
        Me.MenuItem7 = New System.Windows.Forms.MenuItem
        Me.MiExitSys = New System.Windows.Forms.MenuItem
        Me.MenuItem2 = New System.Windows.Forms.MenuItem
        Me.MiStuMan = New System.Windows.Forms.MenuItem
        Me.MiGradeMan = New System.Windows.Forms.MenuItem
        Me.MiVerify = New System.Windows.Forms.MenuItem
        Me.MenuItem3 = New System.Windows.Forms.MenuItem
        Me.MiUnpassPrin = New System.Windows.Forms.MenuItem
        Me.MiCertiPrin = New System.Windows.Forms.MenuItem
        Me.MiGradePrin = New System.Windows.Forms.MenuItem
        Me.MiTGLvPrin = New System.Windows.Forms.MenuItem
        Me.MenuItem4 = New System.Windows.Forms.MenuItem
        Me.MenuItem6 = New System.Windows.Forms.MenuItem
        Me.MiAboutMe = New System.Windows.Forms.MenuItem
        '
        'MainMenu1
        '
        Me.MainMenu1.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.MenuItem1, Me.MenuItem2, Me.MenuItem3, Me.MenuItem6})
        '
        'MenuItem1
        '
        Me.MenuItem1.Index = 0
        Me.MenuItem1.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.MiDataImport, Me.MiDataExport, Me.MenuItem5, Me.MiDepartmentMan, Me.MiMarjoyMan, Me.MenuItem7, Me.MiExitSys})
        Me.MenuItem1.Text = "系统管理"
        '
        'MiDataImport
        '
        Me.MiDataImport.Index = 0
        Me.MiDataImport.Text = "数据导入"
        '
        'MiDataExport
        '
        Me.MiDataExport.Index = 1
        Me.MiDataExport.Text = "数据导出"
        '
        'MenuItem5
        '
        Me.MenuItem5.Index = 2
        Me.MenuItem5.Text = "-"
        '
        'MiDepartmentMan
        '
        Me.MiDepartmentMan.Index = 3
        Me.MiDepartmentMan.Text = "院系管理"
        '
        'MiMarjoyMan
        '
        Me.MiMarjoyMan.Index = 4
        Me.MiMarjoyMan.Text = "专业管理"
        '
        'MenuItem7
        '
        Me.MenuItem7.Index = 5
        Me.MenuItem7.Text = "-"
        '
        'MiExitSys
        '
        Me.MiExitSys.Index = 6
        Me.MiExitSys.Text = "退出系统"
        '
        'MenuItem2
        '
        Me.MenuItem2.Index = 1
        Me.MenuItem2.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.MiStuMan, Me.MiGradeMan, Me.MiVerify})
        Me.MenuItem2.Text = "学生信息编辑"
        '
        'MiStuMan
        '
        Me.MiStuMan.Index = 0
        Me.MiStuMan.Text = "学生信息管理"
        '
        'MiGradeMan
        '
        Me.MiGradeMan.Index = 1
        Me.MiGradeMan.Text = "成绩管理"
        '
        'MiVerify
        '
        Me.MiVerify.Index = 2
        Me.MiVerify.Text = "报名管理"
        '
        'MenuItem3
        '
        Me.MenuItem3.Index = 2
        Me.MenuItem3.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.MiUnpassPrin, Me.MiCertiPrin, Me.MiGradePrin, Me.MiTGLvPrin, Me.MenuItem4})
        Me.MenuItem3.Text = "打印"
        '
        'MiUnpassPrin
        '
        Me.MiUnpassPrin.Index = 0
        Me.MiUnpassPrin.Text = "不及格学生打印"
        '
        'MiCertiPrin
        '
        Me.MiCertiPrin.Index = 1
        Me.MiCertiPrin.Text = "合格证书打印"
        '
        'MiGradePrin
        '
        Me.MiGradePrin.Index = 2
        Me.MiGradePrin.Text = "成绩打印"
        '
        'MiTGLvPrin
        '
        Me.MiTGLvPrin.Index = 3
        Me.MiTGLvPrin.Text = "通过率打印"
        '
        'MenuItem4
        '
        Me.MenuItem4.Enabled = False
        Me.MenuItem4.Index = 4
        Me.MenuItem4.Text = "重修学生信息打印"
        Me.MenuItem4.Visible = False
        '
        'MenuItem6
        '
        Me.MenuItem6.Index = 3
        Me.MenuItem6.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.MiAboutMe})
        Me.MenuItem6.Text = "帮助"
        '
        'MiAboutMe
        '
        Me.MiAboutMe.Index = 0
        Me.MiAboutMe.Text = "关于我们"
        '
        'frmmain
        '
        Me.AutoScaleBaseSize = New System.Drawing.Size(6, 14)
        Me.BackgroundImage = CType(resources.GetObject("$this.BackgroundImage"), System.Drawing.Image)
        Me.ClientSize = New System.Drawing.Size(688, 325)
        Me.Icon = CType(resources.GetObject("$this.Icon"), System.Drawing.Icon)
        Me.IsMdiContainer = True
        Me.Menu = Me.MainMenu1
        Me.Name = "frmmain"
        Me.Text = "翼清大学语文考试系统V2.0"
        Me.WindowState = System.Windows.Forms.FormWindowState.Maximized

    End Sub

#End Region
    Public Function OpenOnce(ByVal frm As Form) As Boolean
        Dim mdifrm As Form
        For Each mdifrm In Me.MdiChildren
            If frm.Text = mdifrm.Text Then
                mdifrm.Activate()
                Return False
                Exit Function
            End If
        Next
        Return True
    End Function

    Private Sub frmmain_Closing(ByVal sender As Object, ByVal e As System.ComponentModel.CancelEventArgs) Handles MyBase.Closing
        If MsgBox("您真的要退出翼清大学语文考试管理系统吗?", _
   MsgBoxStyle.YesNo + MsgBoxStyle.Question, "退出系统") _
   = MsgBoxResult.Yes Then
            Application.Exit()
        Else
            e.Cancel = True
        End If
    End Sub

    Private Sub MiExitSys_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MiExitSys.Click
        Me.Close()
    End Sub

    Private Sub MiStuMan_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MiStuMan.Click
        Dim fmstu As New frmstu
        If OpenOnce(fmstu) Then
            fmstu.MdiParent = Me
            fmstu.Show()
        End If
    End Sub

    Private Sub MiDepartmentMan_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MiDepartmentMan.Click
        Dim fmdep As New frmdepman
        If OpenOnce(fmdep) Then
            fmdep.MdiParent = Me
            fmdep.Show()
        End If
    End Sub

    Private Sub MiMarjoyMan_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MiMarjoyMan.Click
        Dim fmmar As New frmmarjoy
        If OpenOnce(fmmar) Then
            fmmar.MdiParent = Me
            fmmar.Show()
        End If
    End Sub

    Private Sub MiVerify_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MiVerify.Click
        Dim fmver As New frmverify
        If OpenOnce(fmver) Then
            fmver.MdiParent = Me
            fmver.Show()
        End If
    End Sub

    Private Sub MiGradeMan_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MiGradeMan.Click
        Dim fmgrademan As New frmGradeMan
        If OpenOnce(fmgrademan) Then
            fmgrademan.MdiParent = Me
            fmgrademan.Show()
        End If
    End Sub

    Private Sub MiDataImport_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MiDataImport.Click
        Dim fmimportdata As New frmimportdata
        If OpenOnce(fmimportdata) Then
            fmimportdata.MdiParent = Me
            fmimportdata.Show()
        End If
    End Sub

    Private Sub MiUnpassPrin_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MiUnpassPrin.Click
        Dim fmupass As New FrmUnPass
        If OpenOnce(fmupass) Then
            fmupass.MdiParent = Me
            fmupass.Show()
        End If

    End Sub

    Private Sub MiGradePrin_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MiGradePrin.Click
        Dim fmgradep As New Frmgradeprint
        If OpenOnce(fmgradep) Then
            fmgradep.MdiParent = Me
            fmgradep.Show()
        End If
    End Sub

    Private Sub MiTGLvPrin_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MiTGLvPrin.Click
        Dim fmcountgrde As New FrmCountGrade
        If OpenOnce(fmcountgrde) Then
            fmcountgrde.MdiParent = Me
            fmcountgrde.Show()
        End If

    End Sub

    Private Sub MiCertiPrin_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MiCertiPrin.Click
        Dim fmzhengshu As New frmzhengshu
        If OpenOnce(fmzhengshu) Then
            fmzhengshu.MdiParent = Me
            fmzhengshu.Show()
        End If

    End Sub

    Private Sub MiAboutMe_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MiAboutMe.Click
        Dim Fmboutme As New Frmboutme
        If OpenOnce(Fmboutme) Then
            Fmboutme.MdiParent = Me
            Fmboutme.Show()
        End If
    End Sub
End Class