changusertype.vb

固定资产管理信息系统,虽然还有些不足,但基本功能已实现!希望大家多多改进!

Imports System.Data
Imports System.Data.SqlClient

Public Class ChangUserType
    Inherits System.Windows.Forms.Form

    'Dim userName As String
    ' Dim userType As Integer

#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 Label1 As System.Windows.Forms.Label
    Friend WithEvents Label2 As System.Windows.Forms.Label
    Friend WithEvents ComboBox1 As System.Windows.Forms.ComboBox
    Friend WithEvents ComboBox2 As System.Windows.Forms.ComboBox
    Friend WithEvents Button1 As System.Windows.Forms.Button
    Friend WithEvents Button2 As System.Windows.Forms.Button
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Me.Label1 = New System.Windows.Forms.Label
        Me.Label2 = New System.Windows.Forms.Label
        Me.ComboBox1 = New System.Windows.Forms.ComboBox
        Me.ComboBox2 = New System.Windows.Forms.ComboBox
        Me.Button1 = New System.Windows.Forms.Button
        Me.Button2 = New System.Windows.Forms.Button
        Me.SuspendLayout()
        '
        'Label1
        '
        Me.Label1.Location = New System.Drawing.Point(104, 88)
        Me.Label1.Name = "Label1"
        Me.Label1.Size = New System.Drawing.Size(80, 16)
        Me.Label1.TabIndex = 0
        Me.Label1.Text = "用户名："
        '
        'Label2
        '
        Me.Label2.Location = New System.Drawing.Point(104, 128)
        Me.Label2.Name = "Label2"
        Me.Label2.Size = New System.Drawing.Size(80, 16)
        Me.Label2.TabIndex = 1
        Me.Label2.Text = "用户类型："
        '
        'ComboBox1
        '
        Me.ComboBox1.Location = New System.Drawing.Point(200, 88)
        Me.ComboBox1.Name = "ComboBox1"
        Me.ComboBox1.Size = New System.Drawing.Size(168, 20)
        Me.ComboBox1.TabIndex = 2
        Me.ComboBox1.Text = "ComboBox1"
        '
        'ComboBox2
        '
        Me.ComboBox2.Items.AddRange(New Object() {"普通用户", "操作员", "审核员"})
        Me.ComboBox2.Location = New System.Drawing.Point(200, 128)
        Me.ComboBox2.Name = "ComboBox2"
        Me.ComboBox2.Size = New System.Drawing.Size(168, 20)
        Me.ComboBox2.TabIndex = 3
        Me.ComboBox2.Text = "普通用户"
        '
        'Button1
        '
        Me.Button1.Location = New System.Drawing.Point(184, 184)
        Me.Button1.Name = "Button1"
        Me.Button1.Size = New System.Drawing.Size(48, 23)
        Me.Button1.TabIndex = 4
        Me.Button1.Text = "确 定"
        '
        'Button2
        '
        Me.Button2.Location = New System.Drawing.Point(280, 184)
        Me.Button2.Name = "Button2"
        Me.Button2.Size = New System.Drawing.Size(48, 23)
        Me.Button2.TabIndex = 5
        Me.Button2.Text = "取 消"
        '
        'ChangUserType
        '
        Me.AutoScaleBaseSize = New System.Drawing.Size(6, 14)
        Me.ClientSize = New System.Drawing.Size(456, 262)
        Me.Controls.Add(Me.Button2)
        Me.Controls.Add(Me.Button1)
        Me.Controls.Add(Me.ComboBox2)
        Me.Controls.Add(Me.ComboBox1)
        Me.Controls.Add(Me.Label2)
        Me.Controls.Add(Me.Label1)
        Me.MaximizeBox = False
        Me.Name = "ChangUserType"
        Me.Text = "--------修改用户类型"
        Me.ResumeLayout(False)

    End Sub

#End Region

    Private Sub ChangUserType_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load

        For Each userRow In LoginDataSet.Tables("T_USER").Rows

            Me.ComboBox1.Items.Add(userRow("UNAME"))
        Next
        Me.ComboBox1.Text = Me.ComboBox1.Items.Item(0)


    End Sub

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

        Me.Close()

    End Sub

    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click

        Try
            myConnStr = connstr()
            myConnetion = New SqlConnection(myConnStr)
            myConnetion.Open()
            myCommand = New SqlCommand("UPDATE T_USER SET UTYPE = @userType " & _
                 "WHERE UNAME = @userName", myConnetion)

            Select Case CInt(ComboBox2.SelectedIndex)

                Case 0

                    myCommand.Parameters.Add("@userType", SqlDbType.SmallInt)
                    myCommand.Parameters("@userType").Value = 1

                Case 1

                    myCommand.Parameters.Add("@userType", SqlDbType.SmallInt)
                    myCommand.Parameters("@userType").Value = 2

                Case 2

                    myCommand.Parameters.Add("@userType", SqlDbType.SmallInt)
                    myCommand.Parameters("@userType").Value = 3

            End Select



            myCommand.Parameters.Add("@userName", SqlDbType.VarChar, 10, "UNAME")
            myCommand.Parameters("@userName").Value = ComboBox1.Text

            myDataAdapter.UpdateCommand = myCommand



            Dim i As Integer

            i = myCommand.ExecuteNonQuery()
            'MsgBox("i is :" & i)
            myConnetion.Close()

            MsgBox("修改成功!!!")

        Catch ex As Exception
            MsgBox("修改失败。。。。")
        End Try



    End Sub
End Class