frmadmin.vb

Visual Basic管理信息系统开发 学生考试系统(源代码)

Option Strict Off
Option Explicit On
Friend Class frmAdmin
	Inherits System.Windows.Forms.Form
#Region "Windows 窗体设计器生成的代码"
	Public Sub New()
		MyBase.New()
		If m_vb6FormDefInstance Is Nothing Then
			If m_InitializingDefInstance Then
				m_vb6FormDefInstance = Me
			Else
				Try 
					'对于启动窗体，所创建的第一个实例为默认实例。
					If System.Reflection.Assembly.GetExecutingAssembly.EntryPoint.DeclaringType Is Me.GetType Then
						m_vb6FormDefInstance = Me
					End If
				Catch
				End Try
			End If
		End If
		'此调用是 Windows 窗体设计器所必需的。
		InitializeComponent()
	End Sub
	'窗体重写处置，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
	Public ToolTip1 As System.Windows.Forms.ToolTip
	Public WithEvents CmdOk As System.Windows.Forms.Button
	Public WithEvents ComboUser As System.Windows.Forms.ComboBox
	Public WithEvents FrameOpts As System.Windows.Forms.GroupBox
	Public WithEvents DataUsers As AxMSDataGridLib.AxDataGrid
	'注意: 以下过程是 Windows 窗体设计器所必需的
	'可以使用 Windows 窗体设计器来修改它。
	'不要使用代码编辑器修改它。
	<System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
		Dim resources As System.Resources.ResourceManager = New System.Resources.ResourceManager(GetType(frmAdmin))
		Me.components = New System.ComponentModel.Container()
		Me.ToolTip1 = New System.Windows.Forms.ToolTip(components)
		Me.ToolTip1.Active = True
		Me.FrameOpts = New System.Windows.Forms.GroupBox
		Me.CmdOk = New System.Windows.Forms.Button
		Me.ComboUser = New System.Windows.Forms.ComboBox
		Me.DataUsers = New AxMSDataGridLib.AxDataGrid
		CType(Me.DataUsers, System.ComponentModel.ISupportInitialize).BeginInit()
		Me.FormBorderStyle = System.Windows.Forms.FormBorderStyle.None
		Me.Text = "Form1"
		Me.ClientSize = New System.Drawing.Size(384, 329)
		Me.Location = New System.Drawing.Point(0, 0)
		Me.ShowInTaskbar = False
		Me.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen
		Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
		Me.BackColor = System.Drawing.SystemColors.Control
		Me.ControlBox = True
		Me.Enabled = True
		Me.KeyPreview = False
		Me.MaximizeBox = True
		Me.MinimizeBox = True
		Me.Cursor = System.Windows.Forms.Cursors.Default
		Me.RightToLeft = System.Windows.Forms.RightToLeft.No
		Me.HelpButton = False
		Me.WindowState = System.Windows.Forms.FormWindowState.Normal
		Me.Name = "frmAdmin"
		Me.FrameOpts.Size = New System.Drawing.Size(369, 65)
		Me.FrameOpts.Location = New System.Drawing.Point(8, 256)
		Me.FrameOpts.TabIndex = 1
		Me.FrameOpts.BackColor = System.Drawing.SystemColors.Control
		Me.FrameOpts.Enabled = True
		Me.FrameOpts.ForeColor = System.Drawing.SystemColors.ControlText
		Me.FrameOpts.RightToLeft = System.Windows.Forms.RightToLeft.No
		Me.FrameOpts.Visible = True
		Me.FrameOpts.Name = "FrameOpts"
		Me.CmdOk.TextAlign = System.Drawing.ContentAlignment.MiddleCenter
		Me.CmdOk.Text = "OK"
		Me.CmdOk.Size = New System.Drawing.Size(89, 25)
		Me.CmdOk.Location = New System.Drawing.Point(272, 24)
		Me.CmdOk.TabIndex = 3
		Me.CmdOk.BackColor = System.Drawing.SystemColors.Control
		Me.CmdOk.CausesValidation = True
		Me.CmdOk.Enabled = True
		Me.CmdOk.ForeColor = System.Drawing.SystemColors.ControlText
		Me.CmdOk.Cursor = System.Windows.Forms.Cursors.Default
		Me.CmdOk.RightToLeft = System.Windows.Forms.RightToLeft.No
		Me.CmdOk.TabStop = True
		Me.CmdOk.Name = "CmdOk"
		Me.ComboUser.Size = New System.Drawing.Size(113, 21)
		Me.ComboUser.Location = New System.Drawing.Point(8, 24)
		Me.ComboUser.Items.AddRange(New Object(){"管理员", "学生", "教师"})
		Me.ComboUser.DropDownStyle = System.Windows.Forms.ComboBoxStyle.DropDownList
		Me.ComboUser.TabIndex = 2
		Me.ComboUser.BackColor = System.Drawing.SystemColors.Window
		Me.ComboUser.CausesValidation = True
		Me.ComboUser.Enabled = True
		Me.ComboUser.ForeColor = System.Drawing.SystemColors.WindowText
		Me.ComboUser.IntegralHeight = True
		Me.ComboUser.Cursor = System.Windows.Forms.Cursors.Default
		Me.ComboUser.RightToLeft = System.Windows.Forms.RightToLeft.No
		Me.ComboUser.Sorted = False
		Me.ComboUser.TabStop = True
		Me.ComboUser.Visible = True
		Me.ComboUser.Name = "ComboUser"
		DataUsers.OcxState = CType(resources.GetObject("DataUsers.OcxState"), System.Windows.Forms.AxHost.State)
		Me.DataUsers.Size = New System.Drawing.Size(369, 241)
		Me.DataUsers.Location = New System.Drawing.Point(8, 8)
		Me.DataUsers.TabIndex = 0
		Me.DataUsers.Name = "DataUsers"
		Me.Controls.Add(FrameOpts)
		Me.Controls.Add(DataUsers)
		Me.FrameOpts.Controls.Add(CmdOk)
		Me.FrameOpts.Controls.Add(ComboUser)
		CType(Me.DataUsers, System.ComponentModel.ISupportInitialize).EndInit()
	End Sub
#End Region 
#Region "升级支持"
	Private Shared m_vb6FormDefInstance As frmAdmin
	Private Shared m_InitializingDefInstance As Boolean
	Public Shared Property DefInstance() As frmAdmin
		Get
			If m_vb6FormDefInstance Is Nothing OrElse m_vb6FormDefInstance.IsDisposed Then
				m_InitializingDefInstance = True
				m_vb6FormDefInstance = New frmAdmin()
				m_InitializingDefInstance = False
			End If
			DefInstance = m_vb6FormDefInstance
		End Get
		Set
			m_vb6FormDefInstance = Value
		End Set
	End Property
#End Region 
	Dim dbrs As ADODB.Recordset
	
	Private Sub CmdOk_Click(ByVal eventSender As System.Object, ByVal eventArgs As System.EventArgs) Handles CmdOk.Click
		Me.Close()
	End Sub
	
	'UPGRADE_WARNING: 初始化窗体时可能激发事件 ComboUser.SelectedIndexChanged。 单击以获得更多信息:“ms-help://MS.VSCC.2003/commoner/redir/redirect.htm?keyword="vbup2075"”
	Private Sub ComboUser_SelectedIndexChanged(ByVal eventSender As System.Object, ByVal eventArgs As System.EventArgs) Handles ComboUser.SelectedIndexChanged
		dbrs.Close()
		Select Case ComboUser.SelectedIndex
			Case 0
				dbrs = DataEnv.rsAdmTable
			Case 1
				dbrs = DataEnv.rsStuTable
			Case 2
				dbrs = DataEnv.rsTchTable
		End Select
		dbrs.Open()
		DataUsers.DataSource = dbrs
		DataUsers.CtlRefresh()
	End Sub
	
	Private Sub frmAdmin_Load(ByVal eventSender As System.Object, ByVal eventArgs As System.EventArgs) Handles MyBase.Load
		ComboUser.SelectedIndex = 0
		dbrs = DataEnv.rsAdmTable
		dbrs.Open()
		DataUsers.DataSource = dbrs
		DataUsers.CtlRefresh()
	End Sub
	
	'UPGRADE_WARNING: Form 事件 frmAdmin.Unload 具有新的行为。 单击以获得更多信息:“ms-help://MS.VSCC.2003/commoner/redir/redirect.htm?keyword="vbup2065"”
	Private Sub frmAdmin_Closed(ByVal eventSender As System.Object, ByVal eventArgs As System.EventArgs) Handles MyBase.Closed
		dbrs.Close()
		'UPGRADE_NOTE: 在对对象 dbrs 进行垃圾回收前，不可以销毁该对象。 单击以获得更多信息:“ms-help://MS.VSCC.2003/commoner/redir/redirect.htm?keyword="vbup1029"”
		dbrs = Nothing
	End Sub
End Class