frmmain.vb

教务管理系统：学生成绩管理

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 user As System.Windows.Forms.MenuItem
    Friend WithEvents infoManager As System.Windows.Forms.MenuItem
    Friend WithEvents CourseMan As System.Windows.Forms.MenuItem
    Friend WithEvents StudentMan As System.Windows.Forms.MenuItem
    Friend WithEvents ClassMan As System.Windows.Forms.MenuItem
    Friend WithEvents DepartmentMan As System.Windows.Forms.MenuItem
    Friend WithEvents ScheduleMan As System.Windows.Forms.MenuItem
    Friend WithEvents ResultMan As System.Windows.Forms.MenuItem
    Friend WithEvents infoquery As System.Windows.Forms.MenuItem
    Friend WithEvents ResultQuery As System.Windows.Forms.MenuItem
    Friend WithEvents SystemMan As System.Windows.Forms.MenuItem
    Friend WithEvents Relogin As System.Windows.Forms.MenuItem
    Friend WithEvents Changemypwd As System.Windows.Forms.MenuItem
    Friend WithEvents Exitme As System.Windows.Forms.MenuItem
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Me.MainMenu1 = New System.Windows.Forms.MainMenu
        Me.SystemMan = New System.Windows.Forms.MenuItem
        Me.Relogin = New System.Windows.Forms.MenuItem
        Me.Changemypwd = New System.Windows.Forms.MenuItem
        Me.Exitme = New System.Windows.Forms.MenuItem
        Me.user = New System.Windows.Forms.MenuItem
        Me.infoManager = New System.Windows.Forms.MenuItem
        Me.CourseMan = New System.Windows.Forms.MenuItem
        Me.StudentMan = New System.Windows.Forms.MenuItem
        Me.ClassMan = New System.Windows.Forms.MenuItem
        Me.DepartmentMan = New System.Windows.Forms.MenuItem
        Me.ScheduleMan = New System.Windows.Forms.MenuItem
        Me.ResultMan = New System.Windows.Forms.MenuItem
        Me.infoquery = New System.Windows.Forms.MenuItem
        Me.ResultQuery = New System.Windows.Forms.MenuItem
        '
        'MainMenu1
        '
        Me.MainMenu1.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.SystemMan, Me.user, Me.infoManager, Me.infoquery})
        '
        'SystemMan
        '
        Me.SystemMan.Index = 0
        Me.SystemMan.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.Relogin, Me.Changemypwd, Me.Exitme})
        Me.SystemMan.Text = "系统"
        '
        'Relogin
        '
        Me.Relogin.Index = 0
        Me.Relogin.Text = "重新登陆"
        '
        'Changemypwd
        '
        Me.Changemypwd.Index = 1
        Me.Changemypwd.Text = "更改密码"
        '
        'Exitme
        '
        Me.Exitme.Index = 2
        Me.Exitme.Text = "退出登陆"
        '
        'user
        '
        Me.user.Index = 1
        Me.user.Text = "用户管理"
        '
        'infoManager
        '
        Me.infoManager.Index = 2
        Me.infoManager.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.CourseMan, Me.StudentMan, Me.ClassMan, Me.DepartmentMan, Me.ScheduleMan, Me.ResultMan})
        Me.infoManager.Text = "教务信息管理"
        '
        'CourseMan
        '
        Me.CourseMan.Index = 0
        Me.CourseMan.Text = "课程管理"
        '
        'StudentMan
        '
        Me.StudentMan.Index = 1
        Me.StudentMan.Text = "学籍管理"
        '
        'ClassMan
        '
        Me.ClassMan.Index = 2
        Me.ClassMan.Text = "班级管理"
        '
        'DepartmentMan
        '
        Me.DepartmentMan.Index = 3
        Me.DepartmentMan.Text = "系别管理"
        '
        'ScheduleMan
        '
        Me.ScheduleMan.Index = 4
        Me.ScheduleMan.Text = "课表管理"
        '
        'ResultMan
        '
        Me.ResultMan.Index = 5
        Me.ResultMan.Text = "成绩管理"
        '
        'infoquery
        '
        Me.infoquery.Index = 3
        Me.infoquery.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.ResultQuery})
        Me.infoquery.Text = "教务信息查询"
        '
        'ResultQuery
        '
        Me.ResultQuery.Index = 0
        Me.ResultQuery.Text = "成绩查询"
        '
        'FrmMain
        '
        Me.AutoScaleBaseSize = New System.Drawing.Size(6, 14)
        Me.ClientSize = New System.Drawing.Size(712, 470)
        Me.IsMdiContainer = True
        Me.Menu = Me.MainMenu1
        Me.Name = "FrmMain"
        Me.Text = "教务管理系统"

    End Sub

#End Region


    Private Sub FrmMain_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles MyBase.Load
        Dim check As Boolean = True
        Try
            Do
                Dim Login As New LOGIN
                Login.ShowDialog()

                If Login.DialogResult = DialogResult.OK And Login.flag Then
                    check = False
                ElseIf Login.DialogResult = DialogResult.Cancel Then
                    Me.Close()
                    check = False
                End If

            Loop While check

            If UserRight = 1 Then
                Me.user.Visible = False
            ElseIf UserRight = 2 Then
                Me.user.Visible = False
                Me.infoManager.Visible = False
            End If

        Catch ex As Exception
            WriteErr(ex)
        End Try
    End Sub
    Private Sub user_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles user.Click
        Dim FrmUser As New FrmUser
        FrmUser.MdiParent = Me
        FrmUser.Show()
    End Sub

    Private Sub CourseMan_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles CourseMan.Click
        Dim FrmCourse As New FrmCourse
        FrmCourse.MdiParent = Me
        FrmCourse.Show()
    End Sub

    Private Sub StudentMan_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles StudentMan.Click
        Dim FrmStudent As New FrmStudent
        FrmStudent.MdiParent = Me
        FrmStudent.Show()
    End Sub

    Private Sub ClassMan_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ClassMan.Click
        Dim FrmClass As New FrmClass
        FrmClass.MdiParent = Me
        FrmClass.Show()
    End Sub

    Private Sub DepartmentMan_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles DepartmentMan.Click
        Dim FrmDep As New FrmDepartment
        FrmDep.MdiParent = Me
        FrmDep.Show()
    End Sub

    Private Sub ScheduleMan_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ScheduleMan.Click
        Dim FrmSchedule As New FrmCLassSchedule
        FrmSchedule.MdiParent = Me
        FrmSchedule.Show()
    End Sub

    Private Sub ResultMan_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ResultMan.Click
        Dim FrmResult As New FrmResult
        FrmResult.MdiParent = Me
        FrmResult.Show()
    End Sub

    Private Sub ResultQuery_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ResultQuery.Click
        Dim FrmQuery As New FrmQuery
        FrmQuery.MdiParent = Me
        FrmQuery.Show()
    End Sub



    Private Sub Changemypwd_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Changemypwd.Click
        Dim ChangePwd As New ChangePwd
        ChangePwd.ShowDialog()
    End Sub

    Private Sub Exitme_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Exitme.Click
        Exitme.Visible = False
        user.Visible = False
        infoManager.Visible = False
        infoquery.Visible = False
    End Sub

    Private Sub Relogin_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Relogin.Click
        Dim check As Boolean = True
        Try
            Do
                Dim Login As New LOGIN
                Login.ShowDialog()

                If Login.DialogResult = DialogResult.OK And Login.flag Then
                    check = False
                ElseIf Login.DialogResult = DialogResult.Cancel Then
                    Me.Close()
                    check = False
                End If

            Loop While check

            If UserRight = 0 Then
                Me.user.Visible = True
                Me.infoManager.Visible = True
                Me.infoquery.Visible = True
            ElseIf UserRight = 1 Then
                Me.infoManager.Visible = True
                Me.infoquery.Visible = True
            ElseIf UserRight = 2 Then
                Me.infoquery.Visible = True
            End If

        Catch ex As Exception
            WriteErr(ex)
        End Try
    End Sub
End Class