Inherits System.Windows.Forms.Form
#Region " Windows 窗體設計器生成的代碼 "
Public Sub New()
MyBase.New()
'該調用是 Windows 窗體設計器所必需的。
InitializeComponent()
'在 InitializeComponent() 調用之後添加任何初始化
End Sub
'窗體重寫 dispose 以清理組件列表。
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 窗體設計器所必需的
Private components As System.ComponentModel.IContainer
'註意: 以下過程是 Windows 窗體設計器所必需的
'可以使用 Windows 窗體設計器修改此過程。
'不要使用代碼編輯器修改它。
Friend WithEvents Label1 As System.Windows.Forms.Label
Friend WithEvents Label2 As System.Windows.Forms.Label
Friend WithEvents txtUserName As System.Windows.Forms.TextBox
Friend WithEvents btnLogin As System.Windows.Forms.Button
Friend WithEvents btnCancle As System.Windows.Forms.Button
Friend WithEvents txtPassWord As System.Windows.Forms.TextBox
<System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
Me.Label1 = New System.Windows.Forms.Label
Me.Label2 = New System.Windows.Forms.Label
Me.btnLogin = New System.Windows.Forms.Button
Me.btnCancle = New System.Windows.Forms.Button
Me.txtUserName = New System.Windows.Forms.TextBox
Me.txtPassWord = New System.Windows.Forms.TextBox
Me.SuspendLayout()
'
'Label1
'
Me.Label1.AutoSize = True
Me.Label1.Location = New System.Drawing.Point(24, 24)
Me.Label1.Name = "Label1"
Me.Label1.Size = New System.Drawing.Size(48, 17)
Me.Label1.TabIndex = 0
Me.Label1.Text = "用戶名:"
'
'Label2
'
Me.Label2.AutoSize = True
Me.Label2.Location = New System.Drawing.Point(24, 48)
Me.Label2.Name = "Label2"
Me.Label2.Size = New System.Drawing.Size(35, 17)
Me.Label2.TabIndex = 1
Me.Label2.Text = "密碼:"
'
'btnLogin
'
Me.btnLogin.Location = New System.Drawing.Point(32, 88)
Me.btnLogin.Name = "btnLogin"
Me.btnLogin.TabIndex = 2
Me.btnLogin.Text = "登錄"
'
'btnCancle
'
Me.btnCancle.Location = New System.Drawing.Point(136, 88)
Me.btnCancle.Name = "btnCancle"
Me.btnCancle.TabIndex = 3
Me.btnCancle.Text = "取消"
'
'txtUserName
'
Me.txtUserName.Location = New System.Drawing.Point(80, 16)
Me.txtUserName.Name = "txtUserName"
Me.txtUserName.TabIndex = 4
Me.txtUserName.Text = ""
'
'txtPassWord
'
Me.txtPassWord.Location = New System.Drawing.Point(80, 40)
Me.txtPassWord.Name = "txtPassWord"
Me.txtPassWord.PasswordChar = Microsoft.VisualBasic.ChrW(42)
Me.txtPassWord.TabIndex = 5
Me.txtPassWord.Text = ""
'
'Form1
'
Me.AutoScaleBaseSize = New System.Drawing.Size(6, 14)
Me.ClientSize = New System.Drawing.Size(240, 127)
Me.Controls.Add(Me.txtPassWord)
Me.Controls.Add(Me.txtUserName)
Me.Controls.Add(Me.btnCancle)
Me.Controls.Add(Me.btnLogin)
Me.Controls.Add(Me.Label2)
Me.Controls.Add(Me.Label1)
Me.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedDialog
Me.MaximizeBox = False
Me.MinimizeBox = False
Me.Name = "Form1"
Me.Text = "登錄"
Me.ResumeLayout(False)
End Sub
#End Region
Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
End Sub
Private Sub btnCancle_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnCancle.Click
Me.Close()
End Sub
Private Sub btnLogin_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnLogin.Click
If Me.txtUserName.Text.Trim.Length = 0 Or Me.txtPassWord.Text.Trim.Length = 0 Then
MsgBox("請輸入用戶名或密碼")
Exit Sub
End If
Dim conString As String = "PROVIDER=Microsoft.Jet.OLEDB.4.0;DATA Source=D:\Inetpub\wwwroot\WebApplication1\Database\Test.mdb"
Dim conn As New OleDb.OleDbConnection(conString)
Dim comm As New OleDb.OleDbCommand("SELECT UserName, PassWord FROM UserInfo WHERE UserName = '" & Me.txtUserName.Text & "'", conn)
Try
conn.Open()
Dim dr As OleDb.OleDbDataReader = comm.ExecuteReader()
If dr.HasRows Then
dr.Read()
If dr.Item("PassWord").ToString = Me.txtPassWord.Text Then
MsgBox("登錄成功")
Else
MsgBox("登錄失敗")
End If
End If
dr.Close()
Catch ex As Exception
MsgBox(ex.ToString)
Finally
If conn.State = ConnectionState.Open Then conn.Close()
conn.Dispose()
comm.Dispose()
End Try
End Sub
End Class
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