Public Class 注冊新用戶
    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() 調用之后添加任何初始化

    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

    '注意: 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 Label3 As System.Windows.Forms.Label
    Friend WithEvents TextBox1 As System.Windows.Forms.TextBox
    Friend WithEvents TextBox2 As System.Windows.Forms.TextBox
    Friend WithEvents TextBox3 As System.Windows.Forms.TextBox
    Friend WithEvents Button1 As System.Windows.Forms.Button
    Friend WithEvents Button2 As System.Windows.Forms.Button
    Friend WithEvents Label5 As System.Windows.Forms.Label
    Friend WithEvents OleDbDataAdapter1 As System.Data.OleDb.OleDbDataAdapter
    Friend WithEvents Da1 As 學生公寓管理系統.Da
    Friend WithEvents OleDbSelectCommand1 As System.Data.OleDb.OleDbCommand
    Friend WithEvents OleDbInsertCommand1 As System.Data.OleDb.OleDbCommand
    Friend WithEvents OleDbUpdateCommand1 As System.Data.OleDb.OleDbCommand
    Friend WithEvents OleDbDeleteCommand1 As System.Data.OleDb.OleDbCommand
    Friend WithEvents OleDbConnection1 As System.Data.OleDb.OleDbConnection
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Me.Label1 = New System.Windows.Forms.Label
        Me.Label2 = New System.Windows.Forms.Label
        Me.Label3 = New System.Windows.Forms.Label
        Me.TextBox1 = New System.Windows.Forms.TextBox
        Me.Da1 = New 學生公寓管理系統.Da
        Me.TextBox2 = New System.Windows.Forms.TextBox
        Me.TextBox3 = New System.Windows.Forms.TextBox
        Me.Button1 = New System.Windows.Forms.Button
        Me.Button2 = New System.Windows.Forms.Button
        Me.Label5 = New System.Windows.Forms.Label
        Me.OleDbDataAdapter1 = New System.Data.OleDb.OleDbDataAdapter
        Me.OleDbDeleteCommand1 = New System.Data.OleDb.OleDbCommand
        Me.OleDbConnection1 = New System.Data.OleDb.OleDbConnection
        Me.OleDbInsertCommand1 = New System.Data.OleDb.OleDbCommand
        Me.OleDbSelectCommand1 = New System.Data.OleDb.OleDbCommand
        Me.OleDbUpdateCommand1 = New System.Data.OleDb.OleDbCommand
        CType(Me.Da1, System.ComponentModel.ISupportInitialize).BeginInit()
        Me.SuspendLayout()
        '
        'Label1
        '
        Me.Label1.AutoSize = True
        Me.Label1.Font = New System.Drawing.Font("宋體", 12.0!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(134, Byte))
        Me.Label1.Location = New System.Drawing.Point(40, 48)
        Me.Label1.Name = "Label1"
        Me.Label1.Size = New System.Drawing.Size(55, 22)
        Me.Label1.TabIndex = 0
        Me.Label1.Text = "用戶名"
        '
        'Label2
        '
        Me.Label2.AutoSize = True
        Me.Label2.Font = New System.Drawing.Font("宋體", 12.0!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(134, Byte))
        Me.Label2.Location = New System.Drawing.Point(40, 80)
        Me.Label2.Name = "Label2"
        Me.Label2.Size = New System.Drawing.Size(55, 22)
        Me.Label2.TabIndex = 1
        Me.Label2.Text = "密  碼"
        '
        'Label3
        '
        Me.Label3.AutoSize = True
        Me.Label3.Font = New System.Drawing.Font("宋體", 12.0!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(134, Byte))
        Me.Label3.Location = New System.Drawing.Point(40, 112)
        Me.Label3.Name = "Label3"
        Me.Label3.Size = New System.Drawing.Size(55, 22)
        Me.Label3.TabIndex = 2
        Me.Label3.Text = "密  碼"
        '
        'TextBox1
        '
        Me.TextBox1.DataBindings.Add(New System.Windows.Forms.Binding("Text", Me.Da1, "用戶.用戶名"))
        Me.TextBox1.Location = New System.Drawing.Point(112, 48)
        Me.TextBox1.Name = "TextBox1"
        Me.TextBox1.TabIndex = 0
        Me.TextBox1.Text = ""
        '
        'Da1
        '
        Me.Da1.DataSetName = "Da"
        Me.Da1.Locale = New System.Globalization.CultureInfo("zh-CN")
        '
        'TextBox2
        '
        Me.TextBox2.Location = New System.Drawing.Point(112, 80)
        Me.TextBox2.Name = "TextBox2"
        Me.TextBox2.PasswordChar = Microsoft.VisualBasic.ChrW(42)
        Me.TextBox2.TabIndex = 1
        Me.TextBox2.Text = ""
        '
        'TextBox3
        '
        Me.TextBox3.DataBindings.Add(New System.Windows.Forms.Binding("Text", Me.Da1, "用戶.密碼"))
        Me.TextBox3.Location = New System.Drawing.Point(112, 112)
        Me.TextBox3.Name = "TextBox3"
        Me.TextBox3.PasswordChar = Microsoft.VisualBasic.ChrW(42)
        Me.TextBox3.TabIndex = 2
        Me.TextBox3.Text = ""
        '
        'Button1
        '
        Me.Button1.BackColor = System.Drawing.SystemColors.Control
        Me.Button1.Location = New System.Drawing.Point(56, 152)
        Me.Button1.Name = "Button1"
        Me.Button1.Size = New System.Drawing.Size(64, 32)
        Me.Button1.TabIndex = 3
        Me.Button1.Text = "確定"
        '
        'Button2
        '
        Me.Button2.BackColor = System.Drawing.SystemColors.Control
        Me.Button2.Location = New System.Drawing.Point(144, 152)
        Me.Button2.Name = "Button2"
        Me.Button2.Size = New System.Drawing.Size(64, 32)
        Me.Button2.TabIndex = 4
        Me.Button2.Text = "取消"
        '
        'Label5
        '
        Me.Label5.AutoSize = True
        Me.Label5.Font = New System.Drawing.Font("宋體", 15.75!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(134, Byte))
        Me.Label5.ForeColor = System.Drawing.Color.Blue
        Me.Label5.Location = New System.Drawing.Point(64, 8)
        Me.Label5.Name = "Label5"
        Me.Label5.Size = New System.Drawing.Size(116, 27)
        Me.Label5.TabIndex = 10
        Me.Label5.Text = "注冊新用戶"
        '
        'OleDbDataAdapter1
        '
        Me.OleDbDataAdapter1.DeleteCommand = Me.OleDbDeleteCommand1
        Me.OleDbDataAdapter1.InsertCommand = Me.OleDbInsertCommand1
        Me.OleDbDataAdapter1.SelectCommand = Me.OleDbSelectCommand1
        Me.OleDbDataAdapter1.TableMappings.AddRange(New System.Data.Common.DataTableMapping() {New System.Data.Common.DataTableMapping("Table", "用戶", New System.Data.Common.DataColumnMapping() {New System.Data.Common.DataColumnMapping("用戶名", "用戶名"), New System.Data.Common.DataColumnMapping("密碼", "密碼")})})
        Me.OleDbDataAdapter1.UpdateCommand = Me.OleDbUpdateCommand1
        '
        'OleDbDeleteCommand1
        '
        Me.OleDbDeleteCommand1.CommandText = "DELETE FROM 用戶 WHERE (用戶名 = ?) AND (密碼 = ? OR ? IS NULL AND 密碼 IS NULL)"
        Me.OleDbDeleteCommand1.Connection = Me.OleDbConnection1
        Me.OleDbDeleteCommand1.Parameters.Add(New System.Data.OleDb.OleDbParameter("Original_用戶名", System.Data.OleDb.OleDbType.VarWChar, 50, System.Data.ParameterDirection.Input, False, CType(0, Byte), CType(0, Byte), "用戶名", System.Data.DataRowVersion.Original, Nothing))
        Me.OleDbDeleteCommand1.Parameters.Add(New System.Data.OleDb.OleDbParameter("Original_密碼", System.Data.OleDb.OleDbType.VarWChar, 50, System.Data.ParameterDirection.Input, False, CType(0, Byte), CType(0, Byte), "密碼", System.Data.DataRowVersion.Original, Nothing))
        Me.OleDbDeleteCommand1.Parameters.Add(New System.Data.OleDb.OleDbParameter("Original_密碼1", System.Data.OleDb.OleDbType.VarWChar, 50, System.Data.ParameterDirection.Input, False, CType(0, Byte), CType(0, Byte), "密碼", System.Data.DataRowVersion.Original, Nothing))
        '
        'OleDbConnection1
        '
        Me.OleDbConnection1.ConnectionString = "Jet OLEDB:Global Partial Bulk Ops=2;Jet OLEDB:Registry Path=;Jet OLEDB:Database L" & _
        "ocking Mode=1;Data Source=""C:\學生公寓管理系統\bin\學生公寓管理系統.mdb"";Jet OLEDB:Engine Type=5" & _
        ";Provider=""Microsoft.Jet.OLEDB.4.0"";Jet OLEDB:System database=;Jet OLEDB:SFP=Fal" & _
        "se;persist security info=False;Extended Properties=;Mode=Share Deny None;Jet OLE" & _
        "DB:Encrypt Database=False;Jet OLEDB:Create System Database=False;Jet OLEDB:Don't" & _
        " Copy Locale on Compact=False;Jet OLEDB:Compact Without Replica Repair=False;Use" & _
        "r ID=Admin;Jet OLEDB:Global Bulk Transactions=1"
        '
        'OleDbInsertCommand1
        '
        Me.OleDbInsertCommand1.CommandText = "INSERT INTO 用戶(用戶名, 密碼) VALUES (?, ?)"
        Me.OleDbInsertCommand1.Connection = Me.OleDbConnection1
        Me.OleDbInsertCommand1.Parameters.Add(New System.Data.OleDb.OleDbParameter("用戶名", System.Data.OleDb.OleDbType.VarWChar, 50, "用戶名"))
        Me.OleDbInsertCommand1.Parameters.Add(New System.Data.OleDb.OleDbParameter("密碼", System.Data.OleDb.OleDbType.VarWChar, 50, "密碼"))
        '
        'OleDbSelectCommand1
        '
        Me.OleDbSelectCommand1.CommandText = "SELECT 用戶名, 密碼 FROM 用戶"
        Me.OleDbSelectCommand1.Connection = Me.OleDbConnection1
        '
        'OleDbUpdateCommand1
        '
        Me.OleDbUpdateCommand1.CommandText = "UPDATE 用戶 SET 用戶名 = ?, 密碼 = ? WHERE (用戶名 = ?) AND (密碼 = ? OR ? IS NULL AND 密碼 IS " & _
        "NULL)"
        Me.OleDbUpdateCommand1.Connection = Me.OleDbConnection1
        Me.OleDbUpdateCommand1.Parameters.Add(New System.Data.OleDb.OleDbParameter("用戶名", System.Data.OleDb.OleDbType.VarWChar, 50, "用戶名"))
        Me.OleDbUpdateCommand1.Parameters.Add(New System.Data.OleDb.OleDbParameter("密碼", System.Data.OleDb.OleDbType.VarWChar, 50, "密碼"))
        Me.OleDbUpdateCommand1.Parameters.Add(New System.Data.OleDb.OleDbParameter("Original_用戶名", System.Data.OleDb.OleDbType.VarWChar, 50, System.Data.ParameterDirection.Input, False, CType(0, Byte), CType(0, Byte), "用戶名", System.Data.DataRowVersion.Original, Nothing))
        Me.OleDbUpdateCommand1.Parameters.Add(New System.Data.OleDb.OleDbParameter("Original_密碼", System.Data.OleDb.OleDbType.VarWChar, 50, System.Data.ParameterDirection.Input, False, CType(0, Byte), CType(0, Byte), "密碼", System.Data.DataRowVersion.Original, Nothing))
        Me.OleDbUpdateCommand1.Parameters.Add(New System.Data.OleDb.OleDbParameter("Original_密碼1", System.Data.OleDb.OleDbType.VarWChar, 50, System.Data.ParameterDirection.Input, False, CType(0, Byte), CType(0, Byte), "密碼", System.Data.DataRowVersion.Original, Nothing))
        '
        '注冊新用戶
        '
        Me.AutoScaleBaseSize = New System.Drawing.Size(6, 14)
        Me.BackColor = System.Drawing.Color.Silver
        Me.ClientSize = New System.Drawing.Size(264, 205)
        Me.Controls.Add(Me.Label5)
        Me.Controls.Add(Me.Button2)
        Me.Controls.Add(Me.Button1)
        Me.Controls.Add(Me.TextBox3)
        Me.Controls.Add(Me.TextBox2)
        Me.Controls.Add(Me.TextBox1)
        Me.Controls.Add(Me.Label3)
        Me.Controls.Add(Me.Label2)
        Me.Controls.Add(Me.Label1)
        Me.MaximizeBox = False
        Me.Name = "注冊新用戶"
        Me.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen
        Me.Text = "注冊新用戶"
        CType(Me.Da1, System.ComponentModel.ISupportInitialize).EndInit()
        Me.ResumeLayout(False)

    End Sub

#End Region

    Private Sub 注冊新用戶_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
    

        Try
            OleDbDataAdapter1.SelectCommand.CommandText = "select * from 用戶"
            Da1.Clear()
            OleDbDataAdapter1.Fill(Da1)
            Me.BindingContext(Da1, "用戶").AddNew()

        Catch ex As Exception

        End Try
    End Sub

    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
        If TextBox1.Text = "" Then
            MsgBox("用戶名不能為空!")
            Exit Sub
        End If
        If TextBox2.Text = "" Then
            MsgBox("密碼不能為空!")
            Exit Sub
        End If
        If TextBox3.Text = "" Then
            MsgBox("密碼不能為空!")
            Exit Sub

        End If
        If Trim(TextBox2.Text) <> Trim(TextBox3.Text) Then
            MsgBox("您兩次輸入的密碼不一致!")
            Exit Sub
        End If

        Try
            Me.BindingContext(Da1, "用戶").EndCurrentEdit()
            OleDbDataAdapter1.Update(Da1.用戶)
            MsgBox("恭喜您,注冊成功!")
        Catch ex As Exception
            MsgBox("用戶名已注冊,請注冊其它用戶名!")
            TextBox1.Text = ""
            TextBox2.Text = ""
            TextBox3.Text = ""
        End Try
    End Sub

    Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click
        Me.Close()
    End Sub
End Class