frme.vb

需要在.net环境下运行需要安装框架

Public Class FRME
    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

    '窗体重写处置以清理组件列表。
    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 btnSure As System.Windows.Forms.Button
    Friend WithEvents btnCancle As System.Windows.Forms.Button
    Friend WithEvents nudHID As System.Windows.Forms.NumericUpDown
    Friend WithEvents Label4 As System.Windows.Forms.Label
    Friend WithEvents Label3 As System.Windows.Forms.Label
    Friend WithEvents Label2 As System.Windows.Forms.Label
    Friend WithEvents Label1 As System.Windows.Forms.Label
    Friend WithEvents tbEUse As System.Windows.Forms.TextBox
    Friend WithEvents tbEEnd As System.Windows.Forms.TextBox
    Friend WithEvents tbEStart As System.Windows.Forms.TextBox
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Me.btnSure = New System.Windows.Forms.Button()
        Me.btnCancle = New System.Windows.Forms.Button()
        Me.nudHID = New System.Windows.Forms.NumericUpDown()
        Me.tbEUse = New System.Windows.Forms.TextBox()
        Me.tbEEnd = New System.Windows.Forms.TextBox()
        Me.tbEStart = New System.Windows.Forms.TextBox()
        Me.Label4 = New System.Windows.Forms.Label()
        Me.Label3 = New System.Windows.Forms.Label()
        Me.Label2 = New System.Windows.Forms.Label()
        Me.Label1 = New System.Windows.Forms.Label()
        CType(Me.nudHID, System.ComponentModel.ISupportInitialize).BeginInit()
        Me.SuspendLayout()
        '
        'btnSure
        '
        Me.btnSure.Location = New System.Drawing.Point(187, 205)
        Me.btnSure.Name = "btnSure"
        Me.btnSure.TabIndex = 20
        Me.btnSure.Text = "确定"
        '
        'btnCancle
        '
        Me.btnCancle.Location = New System.Drawing.Point(30, 205)
        Me.btnCancle.Name = "btnCancle"
        Me.btnCancle.TabIndex = 19
        Me.btnCancle.Text = "取消"
        '
        'nudHID
        '
        Me.nudHID.Location = New System.Drawing.Point(150, 45)
        Me.nudHID.Maximum = New Decimal(New Integer() {10000, 0, 0, 0})
        Me.nudHID.Name = "nudHID"
        Me.nudHID.Size = New System.Drawing.Size(112, 21)
        Me.nudHID.TabIndex = 18
        '
        'tbEUse
        '
        Me.tbEUse.Location = New System.Drawing.Point(150, 156)
        Me.tbEUse.Name = "tbEUse"
        Me.tbEUse.Size = New System.Drawing.Size(112, 21)
        Me.tbEUse.TabIndex = 17
        Me.tbEUse.Text = ""
        '
        'tbEEnd
        '
        Me.tbEEnd.Location = New System.Drawing.Point(150, 119)
        Me.tbEEnd.Name = "tbEEnd"
        Me.tbEEnd.Size = New System.Drawing.Size(112, 21)
        Me.tbEEnd.TabIndex = 16
        Me.tbEEnd.Text = ""
        '
        'tbEStart
        '
        Me.tbEStart.Location = New System.Drawing.Point(150, 82)
        Me.tbEStart.Name = "tbEStart"
        Me.tbEStart.Size = New System.Drawing.Size(112, 21)
        Me.tbEStart.TabIndex = 15
        Me.tbEStart.Text = ""
        '
        'Label4
        '
        Me.Label4.Location = New System.Drawing.Point(30, 161)
        Me.Label4.Name = "Label4"
        Me.Label4.Size = New System.Drawing.Size(56, 16)
        Me.Label4.TabIndex = 14
        Me.Label4.Text = "本月用电"
        '
        'Label3
        '
        Me.Label3.Location = New System.Drawing.Point(30, 124)
        Me.Label3.Name = "Label3"
        Me.Label3.Size = New System.Drawing.Size(56, 16)
        Me.Label3.TabIndex = 13
        Me.Label3.Text = "月末截止"
        '
        'Label2
        '
        Me.Label2.Location = New System.Drawing.Point(30, 87)
        Me.Label2.Name = "Label2"
        Me.Label2.Size = New System.Drawing.Size(56, 16)
        Me.Label2.TabIndex = 12
        Me.Label2.Text = "月初起始"
        '
        'Label1
        '
        Me.Label1.Location = New System.Drawing.Point(30, 50)
        Me.Label1.Name = "Label1"
        Me.Label1.Size = New System.Drawing.Size(56, 16)
        Me.Label1.TabIndex = 11
        Me.Label1.Text = "房号"
        '
        'FRME
        '
        Me.AutoScaleBaseSize = New System.Drawing.Size(6, 14)
        Me.ClientSize = New System.Drawing.Size(292, 273)
        Me.Controls.AddRange(New System.Windows.Forms.Control() {Me.btnSure, Me.btnCancle, Me.nudHID, Me.tbEUse, Me.tbEEnd, Me.tbEStart, Me.Label4, Me.Label3, Me.Label2, Me.Label1})
        Me.Name = "FRME"
        Me.Text = "FRME"
        CType(Me.nudHID, System.ComponentModel.ISupportInitialize).EndInit()
        Me.ResumeLayout(False)

    End Sub

#End Region

    Private Sub FRME_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
        nudHID.Text = "0"
        tbEStart.Text = ""
        tbEEnd.Text = ""
        tbEUse.Text = ""
    End Sub

    Private Sub btnSure_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnSure.Click
        If Not check() Then
            Exit Sub
        End If
        Dim eCost As Integer
        Dim sqlStr As String = "select iEletrity from information "
        Dim dbopera1 As DbOpera = New DbOpera(sqlStr)
        Dim iEletrity As Integer = dbopera1.getSum() '水费单价
        Dim eUse As Integer = Val(tbEUse.Text)
        eCost = Int(eUse * iEletrity / 100) '计算水费
        sqlStr = "update eletrityCost set eStart=" & tbEStart.Text & ",eEnd=" & tbEEnd.Text & ",eUse="
        sqlStr = sqlStr & tbEUse.Text & ",eCost=" & eCost.ToString()
        sqlStr = sqlStr & " where hID=" & nudHID.Text
        Dim dbopera2 As DbOpera = New DbOpera(sqlStr)
        dbopera2.opera()
    End Sub
    Private Function check() As Boolean
        If nudHID.Text = "" Or tbEStart.Text = "" Or tbEEnd.Text = "" Or tbEUse.Text = "" Then
            check = False
            MsgBox("请输入必要的信息！", MsgBoxStyle.Exclamation, "OK")
        Else
            check = True
        End If
    End Function
End Class