resultform.vb

vb.net+sql进销存管理系统

Imports System.Data.SqlClient

Public Class ResultForm
    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 btOK As System.Windows.Forms.Button
    Friend WithEvents Label1 As System.Windows.Forms.Label
    Friend WithEvents lbNo As System.Windows.Forms.Label
    Friend WithEvents cbResult As System.Windows.Forms.ComboBox
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Me.btOK = New System.Windows.Forms.Button
        Me.Label1 = New System.Windows.Forms.Label
        Me.lbNo = New System.Windows.Forms.Label
        Me.cbResult = New System.Windows.Forms.ComboBox
        Me.SuspendLayout()
        '
        'btOK
        '
        Me.btOK.DialogResult = System.Windows.Forms.DialogResult.OK
        Me.btOK.Location = New System.Drawing.Point(128, 48)
        Me.btOK.Name = "btOK"
        Me.btOK.TabIndex = 1
        Me.btOK.Text = "确定"
        '
        'Label1
        '
        Me.Label1.Location = New System.Drawing.Point(16, 16)
        Me.Label1.Name = "Label1"
        Me.Label1.Size = New System.Drawing.Size(88, 23)
        Me.Label1.TabIndex = 2
        Me.Label1.Text = "编号"
        Me.Label1.TextAlign = System.Drawing.ContentAlignment.MiddleRight
        '
        'lbNo
        '
        Me.lbNo.Location = New System.Drawing.Point(136, 16)
        Me.lbNo.Name = "lbNo"
        Me.lbNo.Size = New System.Drawing.Size(80, 23)
        Me.lbNo.TabIndex = 3
        '
        'cbResult
        '
        Me.cbResult.ItemHeight = 12
        Me.cbResult.Items.AddRange(New Object() {"等待处理", "接受订单", "拒绝订单"})
        Me.cbResult.Location = New System.Drawing.Point(16, 48)
        Me.cbResult.Name = "cbResult"
        Me.cbResult.Size = New System.Drawing.Size(88, 20)
        Me.cbResult.TabIndex = 0
        '
        'ResultForm
        '
        Me.AutoScaleBaseSize = New System.Drawing.Size(6, 14)
        Me.ClientSize = New System.Drawing.Size(234, 88)
        Me.Controls.Add(Me.lbNo)
        Me.Controls.Add(Me.Label1)
        Me.Controls.Add(Me.btOK)
        Me.Controls.Add(Me.cbResult)
        Me.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedDialog
        Me.Name = "ResultForm"
        Me.StartPosition = System.Windows.Forms.FormStartPosition.CenterParent
        Me.Text = "订单状态修改"
        Me.ResumeLayout(False)

    End Sub

#End Region

    Public no As String = String.Empty
    Public Result As String = String.Empty
    Public flag As Boolean = True

    Private Sub ResultForm_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
        Me.lbNo.Text = no.Trim()
        Me.cbResult.Text = Me.Result.Trim()
    End Sub

    Private Sub btOK_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btOK.Click
        If Me.cbResult.Text.Trim() = String.Empty Then
            MessageBox.Show("结果不能为空")
            flag = False
            Me.cbResult.Focus()
        Else
            Dim sql As String = "UPDATE ORDERNOTE SET HANDLER = '" + Sample02.UserId.Trim() + " ',RESULT = " + Me.GetResultNo() + " WHERE ORDERNO = '" + Me.no.Trim() + "'"
            Dim SqlCmd As New SqlCommand(sql, Sample02.SqlCon)

            Try
                Sample02.SqlCon.Open()
                SqlCmd.ExecuteNonQuery()
                Me.flag = True
                MessageBox.Show("更新成功")
            Catch ex As Exception
                Me.flag = False
                Sample02.WriteErr(ex)
                MessageBox.Show("更新失败")
            Finally
                Sample02.SqlCon.Close()
            End Try
            Me.Close()
        End If
    End Sub

    Private Function GetResultNo() As String
        Dim r As String = Me.cbResult.Text.Trim()
        Select Case r
            Case "等待处理"
                Return "0"
            Case "接受订单"
                Return "1"
            Case "拒绝订单"
                Return "2"
        End Select
    End Function

    Private Sub ResultForm_Closing(ByVal sender As Object, ByVal e As System.ComponentModel.CancelEventArgs) Handles MyBase.Closing
        If Not flag Then
            e.Cancel = True
        Else
            e.Cancel = False
        End If
        Me.flag = True
    End Sub
End Class