formchaxun.vb

详细介绍了系统的设计过程,对于初学者是一个不错的参考资料

Imports System.Data.OleDb
Imports System.Data.SqlClient

Public Class FrmChaXun
    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 货物信息 As System.Windows.Forms.GroupBox
    Friend WithEvents ygbh As System.Windows.Forms.ComboBox
    Friend WithEvents Ybm As System.Windows.Forms.ComboBox
    Friend WithEvents Label4 As System.Windows.Forms.Label
    Friend WithEvents ygmc As System.Windows.Forms.TextBox
    Friend WithEvents Label3 As System.Windows.Forms.Label
    Friend WithEvents bmmc As System.Windows.Forms.TextBox
    Friend WithEvents Label2 As System.Windows.Forms.Label
    Friend WithEvents label1 As System.Windows.Forms.Label
    Friend WithEvents DataGrid1 As System.Windows.Forms.DataGrid
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Me.货物信息 = New System.Windows.Forms.GroupBox
        Me.DataGrid1 = New System.Windows.Forms.DataGrid
        Me.ygbh = New System.Windows.Forms.ComboBox
        Me.Ybm = New System.Windows.Forms.ComboBox
        Me.Label4 = New System.Windows.Forms.Label
        Me.ygmc = New System.Windows.Forms.TextBox
        Me.Label3 = New System.Windows.Forms.Label
        Me.bmmc = New System.Windows.Forms.TextBox
        Me.Label2 = New System.Windows.Forms.Label
        Me.label1 = New System.Windows.Forms.Label
        Me.货物信息.SuspendLayout()
        CType(Me.DataGrid1, System.ComponentModel.ISupportInitialize).BeginInit()
        Me.SuspendLayout()
        '
        '货物信息
        '
        Me.货物信息.Controls.Add(Me.DataGrid1)
        Me.货物信息.Controls.Add(Me.ygbh)
        Me.货物信息.Controls.Add(Me.Ybm)
        Me.货物信息.Controls.Add(Me.Label4)
        Me.货物信息.Controls.Add(Me.ygmc)
        Me.货物信息.Controls.Add(Me.Label3)
        Me.货物信息.Controls.Add(Me.bmmc)
        Me.货物信息.Controls.Add(Me.Label2)
        Me.货物信息.Controls.Add(Me.label1)
        Me.货物信息.Location = New System.Drawing.Point(20, 16)
        Me.货物信息.Name = "货物信息"
        Me.货物信息.Size = New System.Drawing.Size(508, 232)
        Me.货物信息.TabIndex = 5
        Me.货物信息.TabStop = False
        Me.货物信息.Text = "个人工资情况"
        '
        'DataGrid1
        '
        Me.DataGrid1.DataMember = ""
        Me.DataGrid1.HeaderForeColor = System.Drawing.SystemColors.ControlText
        Me.DataGrid1.Location = New System.Drawing.Point(16, 80)
        Me.DataGrid1.Name = "DataGrid1"
        Me.DataGrid1.ReadOnly = True
        Me.DataGrid1.Size = New System.Drawing.Size(472, 144)
        Me.DataGrid1.TabIndex = 62
        '
        'ygbh
        '
        Me.ygbh.DropDownStyle = System.Windows.Forms.ComboBoxStyle.DropDownList
        Me.ygbh.Location = New System.Drawing.Point(84, 41)
        Me.ygbh.Name = "ygbh"
        Me.ygbh.Size = New System.Drawing.Size(80, 20)
        Me.ygbh.TabIndex = 61
        '
        'Ybm
        '
        Me.Ybm.DropDownStyle = System.Windows.Forms.ComboBoxStyle.DropDownList
        Me.Ybm.Location = New System.Drawing.Point(84, 20)
        Me.Ybm.Name = "Ybm"
        Me.Ybm.Size = New System.Drawing.Size(80, 20)
        Me.Ybm.TabIndex = 60
        '
        'Label4
        '
        Me.Label4.Location = New System.Drawing.Point(176, 44)
        Me.Label4.Name = "Label4"
        Me.Label4.Size = New System.Drawing.Size(64, 12)
        Me.Label4.TabIndex = 59
        Me.Label4.Text = "员工姓名:"
        '
        'ygmc
        '
        Me.ygmc.Location = New System.Drawing.Point(248, 43)
        Me.ygmc.Name = "ygmc"
        Me.ygmc.ReadOnly = True
        Me.ygmc.Size = New System.Drawing.Size(80, 21)
        Me.ygmc.TabIndex = 58
        Me.ygmc.Text = ""
        '
        'Label3
        '
        Me.Label3.Location = New System.Drawing.Point(16, 45)
        Me.Label3.Name = "Label3"
        Me.Label3.Size = New System.Drawing.Size(64, 17)
        Me.Label3.TabIndex = 57
        Me.Label3.Text = "员工编号:"
        '
        'bmmc
        '
        Me.bmmc.Location = New System.Drawing.Point(248, 21)
        Me.bmmc.Name = "bmmc"
        Me.bmmc.ReadOnly = True
        Me.bmmc.Size = New System.Drawing.Size(80, 21)
        Me.bmmc.TabIndex = 56
        Me.bmmc.Text = ""
        '
        'Label2
        '
        Me.Label2.Location = New System.Drawing.Point(176, 24)
        Me.Label2.Name = "Label2"
        Me.Label2.Size = New System.Drawing.Size(64, 14)
        Me.Label2.TabIndex = 55
        Me.Label2.Text = "部门名称:"
        '
        'label1
        '
        Me.label1.Location = New System.Drawing.Point(16, 24)
        Me.label1.Name = "label1"
        Me.label1.Size = New System.Drawing.Size(64, 11)
        Me.label1.TabIndex = 54
        Me.label1.Text = "部门编号:"
        '
        'FrmChaXun
        '
        Me.AutoScaleBaseSize = New System.Drawing.Size(6, 14)
        Me.ClientSize = New System.Drawing.Size(552, 270)
        Me.Controls.Add(Me.货物信息)
        Me.MaximizeBox = False
        Me.MinimizeBox = False
        Me.Name = "FrmChaXun"
        Me.Text = "工资查询"
        Me.货物信息.ResumeLayout(False)
        CType(Me.DataGrid1, System.ComponentModel.ISupportInitialize).EndInit()
        Me.ResumeLayout(False)

    End Sub

#End Region

    Private Sub Ybm_SelectionChangeCommitted(ByVal sender As Object, ByVal e As System.EventArgs) Handles Ybm.SelectionChangeCommitted
        Dim connstr As New String("provider=SQLOLEDB.1;User ID=sa;PassWord=110;Persist Security Info=false;Initial Catalog=wage;Data Source=.;")
        Dim Cn As New OleDbConnection
        Dim searchSql As String
        Dim cmd As OleDbCommand
        Dim dr As OleDbDataReader

        searchSql = "select 部门名称 from 部门信息表 where 部门编号=" & CInt(Ybm.SelectedItem)
        Try
            Cn.ConnectionString = connstr
            Cn.Open()
            cmd = New OleDbCommand(searchSql, Cn)
            dr = cmd.ExecuteReader()
            Do While dr.Read()
                Me.bmmc.Text = dr.GetString(0)
            Loop
            dr.Close()

            searchSql = "select 员工编号 from 员工信息表 where 部门编号=" & CInt(Ybm.SelectedItem)
            cmd = New OleDbCommand(searchSql, Cn)
            dr = cmd.ExecuteReader()
            ygbh.Items.Clear()
            Do While dr.Read()
                Me.ygbh.Items.Add(dr.GetValue(0))
            Loop
            dr.Close()
        Catch ex As Exception
            MsgBox(ex.Message)
        End Try
        Cn.Dispose()
        cmd.Dispose()
    End Sub

    Private Sub ygbh_SelectionChangeCommitted(ByVal sender As Object, ByVal e As System.EventArgs) Handles ygbh.SelectionChangeCommitted
        Dim connstr As New String("provider=SQLOLEDB.1;User ID=sa;PassWord=110;Persist Security Info=false;Initial Catalog=wage;Data Source=.;")
        Dim Cn As New OleDbConnection
        Dim searchSql As String
        Dim cmd As OleDbCommand
        Dim dr As OleDbDataReader
        Dim da As New OleDbDataAdapter
        Dim dsDataBase As New DataSet

        searchSql = "select 员工姓名 from 员工信息表 where 员工编号=" & CInt(ygbh.SelectedItem)
        Try
            Cn.ConnectionString = connstr
            Cn.Open()
            cmd = New OleDbCommand(searchSql, Cn)
            dr = cmd.ExecuteReader()
            Dim i As Integer = 0
            Do While dr.Read()
                Me.ygmc.Text = dr.GetString(0)
            Loop
            dr.Close()

            searchSql = "select * from 工资福利表 where 员工编号=" & CInt(ygbh.SelectedItem)
            da.SelectCommand = New OleDbCommand(searchSql, Cn)
            da.Fill(dsDataBase)
            Me.DataGrid1.DataSource = dsDataBase.Tables(0)
        Catch ex As Exception
            MsgBox(ex.Message)
        End Try
        Cn.Dispose()
        cmd.Dispose()
    End Sub

    Private Sub FrmChaXun_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles MyBase.Load
        Dim connstr As New String("provider=SQLOLEDB.1;User ID=sa;PassWord=110;Persist Security Info=false;Initial Catalog=wage;Data Source=.;")
        Dim Cn As New OleDbConnection
        Dim searchSql As String
        Dim cmd As OleDbCommand
        Dim dr As OleDbDataReader

        searchSql = "select 部门编号 from 部门信息表"
        Try
            Cn.ConnectionString = connstr
            Cn.Open()
            cmd = New OleDbCommand(searchSql, Cn)
            dr = cmd.ExecuteReader()
            Dim i As Integer = 0
            Do While dr.Read()
                Me.Ybm.Items.Add(dr.GetInt32(0))
            Loop
            dr.Close()
        Catch ex As Exception
            MsgBox(ex.Message)
        End Try
        cmd.Dispose()
        Cn.Dispose()
    End Sub
End Class