frmql.vb

需要在.net环境下运行需要安装框架

Public Class FRMQL
    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 nudHID As System.Windows.Forms.NumericUpDown
    Friend WithEvents DG As System.Windows.Forms.DataGrid
    Friend WithEvents btnAll As System.Windows.Forms.Button
    Friend WithEvents btnDid As System.Windows.Forms.Button
    Friend WithEvents btnUnDo As System.Windows.Forms.Button
    Friend WithEvents Label1 As System.Windows.Forms.Label
    Friend WithEvents btnHelp As System.Windows.Forms.Button
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Me.nudHID = New System.Windows.Forms.NumericUpDown()
        Me.DG = New System.Windows.Forms.DataGrid()
        Me.btnAll = New System.Windows.Forms.Button()
        Me.btnDid = New System.Windows.Forms.Button()
        Me.btnUnDo = New System.Windows.Forms.Button()
        Me.Label1 = New System.Windows.Forms.Label()
        Me.btnHelp = New System.Windows.Forms.Button()
        CType(Me.nudHID, System.ComponentModel.ISupportInitialize).BeginInit()
        CType(Me.DG, System.ComponentModel.ISupportInitialize).BeginInit()
        Me.SuspendLayout()
        '
        'nudHID
        '
        Me.nudHID.Location = New System.Drawing.Point(56, 9)
        Me.nudHID.Maximum = New Decimal(New Integer() {10000, 0, 0, 0})
        Me.nudHID.Name = "nudHID"
        Me.nudHID.Size = New System.Drawing.Size(104, 21)
        Me.nudHID.TabIndex = 12
        '
        'DG
        '
        Me.DG.DataMember = ""
        Me.DG.HeaderForeColor = System.Drawing.SystemColors.ControlText
        Me.DG.Location = New System.Drawing.Point(4, 40)
        Me.DG.Name = "DG"
        Me.DG.Size = New System.Drawing.Size(472, 232)
        Me.DG.TabIndex = 11
        '
        'btnAll
        '
        Me.btnAll.Location = New System.Drawing.Point(398, 8)
        Me.btnAll.Name = "btnAll"
        Me.btnAll.TabIndex = 10
        Me.btnAll.Text = "全部"
        '
        'btnDid
        '
        Me.btnDid.Location = New System.Drawing.Point(323, 8)
        Me.btnDid.Name = "btnDid"
        Me.btnDid.TabIndex = 9
        Me.btnDid.Text = "已答复"
        '
        'btnUnDo
        '
        Me.btnUnDo.Location = New System.Drawing.Point(248, 8)
        Me.btnUnDo.Name = "btnUnDo"
        Me.btnUnDo.TabIndex = 8
        Me.btnUnDo.Text = "未答复"
        '
        'Label1
        '
        Me.Label1.Location = New System.Drawing.Point(8, 11)
        Me.Label1.Name = "Label1"
        Me.Label1.Size = New System.Drawing.Size(40, 16)
        Me.Label1.TabIndex = 7
        Me.Label1.Text = "房号"
        '
        'btnHelp
        '
        Me.btnHelp.Location = New System.Drawing.Point(176, 8)
        Me.btnHelp.Name = "btnHelp"
        Me.btnHelp.TabIndex = 13
        Me.btnHelp.Text = "帮助"
        '
        'FRMQL
        '
        Me.AutoScaleBaseSize = New System.Drawing.Size(6, 14)
        Me.ClientSize = New System.Drawing.Size(480, 273)
        Me.Controls.AddRange(New System.Windows.Forms.Control() {Me.btnHelp, Me.nudHID, Me.DG, Me.btnAll, Me.btnDid, Me.btnUnDo, Me.Label1})
        Me.Name = "FRMQL"
        Me.Text = "FRMQL"
        CType(Me.nudHID, System.ComponentModel.ISupportInitialize).EndInit()
        CType(Me.DG, System.ComponentModel.ISupportInitialize).EndInit()
        Me.ResumeLayout(False)

    End Sub

#End Region

    Private Sub FRMQL_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
        Dim sqlStr As String
        sqlStr = "select * from lodge"
        Dim dbopera1 As DbOpera = New DbOpera(sqlStr)
        DG.DataSource = dbopera1.getDG().DataSource
        DG.NavigateTo(0, "marvin")
    End Sub

    Private Sub btnUnDo_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnUnDo.Click
        Dim sqlStr As String
        If nudHID.Text = "" Then
            sqlStr = "select  * from lodge where lUse='是'"
        Else
            sqlStr = "select * from lodge where hID=" & nudHID.Text & " and lUse='是'"
        End If
        Dim dbopera1 As DbOpera = New DbOpera(sqlStr)
        DG.DataSource = dbopera1.getDG().DataSource
    End Sub

    Private Sub btnDid_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnDid.Click
        Dim sqlStr As String
        If nudHID.Text = "" Then
            sqlStr = "select  * from lodge where lUse='否'"
        Else
            sqlStr = "select * from lodge where hID=" & nudHID.Text & " and lUse='否'"
        End If
        Dim dbopera1 As DbOpera = New DbOpera(sqlStr)
        DG.DataSource = dbopera1.getDG().DataSource
    End Sub

    Private Sub btnAll_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnAll.Click
        Dim sqlStr As String
        If nudHID.Text = "" Then
            sqlStr = "select  * from lodge "
        Else
            sqlStr = "select * from lodge where hID=" & nudHID.Text
        End If
        Dim dbopera1 As DbOpera = New DbOpera(sqlStr)
        DG.DataSource = dbopera1.getDG().DataSource
    End Sub

    Private Sub btnHelp_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnHelp.Click
        MsgBox("房号为空，表示不限定于某个房号！", MsgBoxStyle.Exclamation, "OK")
    End Sub
End Class