Imports System
Imports System.Data
Imports System.Drawing
Imports System.Data.SqlClient

Public Class Form13
    Inherits System.Windows.Forms.Form

    Dim myDS As New Data.DataSet()
#Region " Windows 窗體設(shè)計(jì)器生成的代碼 "

    Public Sub New()
        MyBase.New()

        '該調(diào)用是 Windows 窗體設(shè)計(jì)器所必需的。
        InitializeComponent()

        '在 InitializeComponent() 調(diào)用之后添加任何初始化

    End Sub

    '窗體重寫處置以清理組件列表。
    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(shè)計(jì)器所必需的
    Private components As System.ComponentModel.IContainer

    '注意：以下過程是 Windows 窗體設(shè)計(jì)器所必需的
    '可以使用 Windows 窗體設(shè)計(jì)器修改此過程。
    '不要使用代碼編輯器修改它。
    Friend WithEvents GroupBox1 As System.Windows.Forms.GroupBox
    Friend WithEvents ListBox1 As System.Windows.Forms.ListBox
    Friend WithEvents ListBox2 As System.Windows.Forms.ListBox
    Friend WithEvents Label1 As System.Windows.Forms.Label
    Friend WithEvents Label2 As System.Windows.Forms.Label
    Friend WithEvents Button1 As System.Windows.Forms.Button
    Friend WithEvents Button2 As System.Windows.Forms.Button
    Friend WithEvents Button3 As System.Windows.Forms.Button
    Friend WithEvents Button4 As System.Windows.Forms.Button
    Friend WithEvents Label3 As System.Windows.Forms.Label
    Friend WithEvents TextBox1 As System.Windows.Forms.TextBox
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Dim resources As System.Resources.ResourceManager = New System.Resources.ResourceManager(GetType(Form13))
        Me.GroupBox1 = New System.Windows.Forms.GroupBox()
        Me.Button2 = New System.Windows.Forms.Button()
        Me.Button1 = New System.Windows.Forms.Button()
        Me.Label2 = New System.Windows.Forms.Label()
        Me.Label1 = New System.Windows.Forms.Label()
        Me.ListBox2 = New System.Windows.Forms.ListBox()
        Me.ListBox1 = New System.Windows.Forms.ListBox()
        Me.Button4 = New System.Windows.Forms.Button()
        Me.Button3 = New System.Windows.Forms.Button()
        Me.Label3 = New System.Windows.Forms.Label()
        Me.TextBox1 = New System.Windows.Forms.TextBox()
        Me.GroupBox1.SuspendLayout()
        Me.SuspendLayout()
        '
        'GroupBox1
        '
        Me.GroupBox1.Controls.AddRange(New System.Windows.Forms.Control() {Me.Button2, Me.Button1, Me.Label2, Me.Label1, Me.ListBox2, Me.ListBox1})
        Me.GroupBox1.Location = New System.Drawing.Point(8, 0)
        Me.GroupBox1.Name = "GroupBox1"
        Me.GroupBox1.Size = New System.Drawing.Size(392, 264)
        Me.GroupBox1.TabIndex = 0
        Me.GroupBox1.TabStop = False
        '
        'Button2
        '
        Me.Button2.FlatStyle = System.Windows.Forms.FlatStyle.Flat
        Me.Button2.ForeColor = System.Drawing.Color.Navy
        Me.Button2.Location = New System.Drawing.Point(176, 232)
        Me.Button2.Name = "Button2"
        Me.Button2.Size = New System.Drawing.Size(56, 24)
        Me.Button2.TabIndex = 5
        Me.Button2.Text = "<<"
        '
        'Button1
        '
        Me.Button1.FlatStyle = System.Windows.Forms.FlatStyle.Flat
        Me.Button1.ForeColor = System.Drawing.Color.Navy
        Me.Button1.Location = New System.Drawing.Point(176, 200)
        Me.Button1.Name = "Button1"
        Me.Button1.Size = New System.Drawing.Size(56, 24)
        Me.Button1.TabIndex = 4
        Me.Button1.Text = ">>"
        '
        'Label2
        '
        Me.Label2.Location = New System.Drawing.Point(232, 24)
        Me.Label2.Name = "Label2"
        Me.Label2.Size = New System.Drawing.Size(88, 16)
        Me.Label2.TabIndex = 3
        Me.Label2.Text = "您的菜單："
        '
        'Label1
        '
        Me.Label1.Location = New System.Drawing.Point(16, 24)
        Me.Label1.Name = "Label1"
        Me.Label1.Size = New System.Drawing.Size(72, 16)
        Me.Label1.TabIndex = 2
        Me.Label1.Text = "菜單目錄："
        '
        'ListBox2
        '
        Me.ListBox2.ItemHeight = 12
        Me.ListBox2.Location = New System.Drawing.Point(240, 48)
        Me.ListBox2.Name = "ListBox2"
        Me.ListBox2.Size = New System.Drawing.Size(144, 208)
        Me.ListBox2.TabIndex = 1
        '
        'ListBox1
        '
        Me.ListBox1.ItemHeight = 12
        Me.ListBox1.Location = New System.Drawing.Point(16, 48)
        Me.ListBox1.Name = "ListBox1"
        Me.ListBox1.Size = New System.Drawing.Size(152, 208)
        Me.ListBox1.TabIndex = 0
        '
        'Button4
        '
        Me.Button4.FlatStyle = System.Windows.Forms.FlatStyle.Flat
        Me.Button4.ForeColor = System.Drawing.Color.Navy
        Me.Button4.Location = New System.Drawing.Point(280, 272)
        Me.Button4.Name = "Button4"
        Me.Button4.Size = New System.Drawing.Size(56, 24)
        Me.Button4.TabIndex = 6
        Me.Button4.Text = "確定"
        '
        'Button3
        '
        Me.Button3.FlatStyle = System.Windows.Forms.FlatStyle.Flat
        Me.Button3.ForeColor = System.Drawing.Color.Navy
        Me.Button3.Location = New System.Drawing.Point(344, 272)
        Me.Button3.Name = "Button3"
        Me.Button3.Size = New System.Drawing.Size(56, 24)
        Me.Button3.TabIndex = 1
        Me.Button3.Text = "取消"
        '
        'Label3
        '
        Me.Label3.ForeColor = System.Drawing.Color.Red
        Me.Label3.Location = New System.Drawing.Point(16, 272)
        Me.Label3.Name = "Label3"
        Me.Label3.Size = New System.Drawing.Size(64, 24)
        Me.Label3.TabIndex = 2
        Me.Label3.Text = "賬單號："
        Me.Label3.TextAlign = System.Drawing.ContentAlignment.MiddleCenter
        '
        'TextBox1
        '
        Me.TextBox1.Location = New System.Drawing.Point(72, 272)
        Me.TextBox1.Name = "TextBox1"
        Me.TextBox1.Size = New System.Drawing.Size(104, 21)
        Me.TextBox1.TabIndex = 3
        Me.TextBox1.Text = ""
        '
        'Form13
        '
        Me.AutoScaleBaseSize = New System.Drawing.Size(6, 14)
        Me.ClientSize = New System.Drawing.Size(410, 303)
        Me.Controls.AddRange(New System.Windows.Forms.Control() {Me.TextBox1, Me.Label3, Me.Button3, Me.GroupBox1, Me.Button4})
        Me.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedSingle
        Me.Icon = CType(resources.GetObject("$this.Icon"), System.Drawing.Icon)
        Me.Name = "Form13"
        Me.Text = "點(diǎn)菜菜單目錄"
        Me.GroupBox1.ResumeLayout(False)
        Me.ResumeLayout(False)

    End Sub

#End Region

    Private Sub Form13_Load(ByVal sender As System.Object, _
    ByVal e As System.EventArgs) Handles MyBase.Load
        Dim strSQL As String
        strSQL = "SELECT menu_id ,menu_name FROM MenuInfo"
        myDS.Clear()
        myDS = GetDataFromDB(strSQL)
        Dim strTemp As String
        Dim count, i As Integer
        count = myDS.Tables(0).Rows.Count
        If count <= 0 Then
            Exit Sub
        End If
        For i = 0 To count - 1
            strTemp = Trim(myDS.Tables(0).Rows(i)("menu_id"))
            strTemp = strTemp & " — " & myDS.Tables(0).Rows(i)("menu_name")
            Me.ListBox1.Items.Add(strTemp)
        Next
    End Sub

    Private Sub Button1_Click(ByVal sender As System.Object, _
    ByVal e As System.EventArgs) Handles Button1.Click
        Dim strtemp As String
        strtemp = Me.ListBox1.SelectedItem
        If strtemp Is Nothing Then Exit Sub
        strtemp = strtemp.Substring(0, strtemp.IndexOf(" — "))
        Me.ListBox2.Items.Add(strtemp)
    End Sub

    Private Sub Button2_Click(ByVal sender As System.Object, _
    ByVal e As System.EventArgs) Handles Button2.Click
        Me.ListBox2.Items.Remove(Me.ListBox2.SelectedItem)
    End Sub

    Private Sub Button3_Click(ByVal sender As System.Object, _
    ByVal e As System.EventArgs) Handles Button3.Click
        Me.Close()
    End Sub

    Private Sub Button4_Click(ByVal sender As System.Object, _
    ByVal e As System.EventArgs) Handles Button4.Click
        If Me.ListBox2.Items.Count = 0 Then
            MsgBox("還沒有點(diǎn)菜，請先點(diǎn)菜。", MsgBoxStyle.Exclamation + _
            MsgBoxStyle.OKOnly, "未點(diǎn)菜")
            Exit Sub
        End If
        If Trim(Me.TextBox1.Text) = "" Then
            MsgBox("請輸入相應(yīng)的賬單號。", MsgBoxStyle.OKOnly + _
            MsgBoxStyle.Exclamation, "賬單號為空")
            Exit Sub
        End If
        Dim sqlstr As String = "SELECT * FROM EnOrder WHERE orderid=" & _
        "'" & Trim(TextBox1.Text) & "'"
        Dim ds As New DataSet()
        ds.Clear()
        ds = GetDataFromDB(sqlstr)
        If ds.Tables(0).Rows.Count = 0 Then
            MsgBox("還沒有登記該賬單，請先登記賬單號。", MsgBoxStyle.Exclamation _
            + MsgBoxStyle.OKOnly, "未登記賬單")
            Exit Sub
        End If
        Dim temp As String = ""
        If ds.Tables(0).Rows(0)("svcitem").GetType.ToString <> "System.DBNull" Then
            temp = Trim(ds.Tables(0).Rows(0)("svcitem").ToString)
        Else
            temp = ""
        End If
        Dim i As Integer
        For i = 0 To Me.ListBox2.Items.Count - 1
            temp += Me.ListBox2.Items(i).ToString.Trim & "\"
        Next
        sqlstr = "UPDATE EnOrder SET svcitem ='" & temp & "' " & _
        "WHERE orderid='" & TextBox1.Text.Trim & "'"
        If UpdateData(sqlstr) = True Then
            Me.Close()
        End If

    End Sub

    Private Sub ListBox1_DoubleClick(ByVal sender As Object, _
    ByVal e As System.EventArgs) Handles ListBox1.DoubleClick
        Button1_Click(Nothing, Nothing)
    End Sub
End Class