frmupdateemployee.frm

使用vb开发的课程设计

VERSION 5.00
Begin VB.Form frmUpdateEmployee 
   Caption         =   "修改删除员工信息"
   ClientHeight    =   3930
   ClientLeft      =   60
   ClientTop       =   345
   ClientWidth     =   5790
   LinkTopic       =   "Form1"
   ScaleHeight     =   3930
   ScaleWidth      =   5790
   StartUpPosition =   3  'Windows Default
   Begin VB.CommandButton cmdCancel 
      Caption         =   "返回(&C)"
      Height          =   375
      Left            =   3720
      TabIndex        =   18
      Top             =   3360
      Width           =   1215
   End
   Begin VB.CommandButton cmdDelete 
      Caption         =   "删除(&D)"
      Height          =   375
      Left            =   2160
      TabIndex        =   17
      Top             =   3360
      Width           =   1215
   End
   Begin VB.CommandButton cmdModify 
      Caption         =   "修改(&M)"
      Height          =   375
      Left            =   600
      TabIndex        =   16
      Top             =   3360
      Width           =   1215
   End
   Begin VB.Frame Frame2 
      Caption         =   "选择"
      Height          =   975
      Left            =   120
      TabIndex        =   13
      Top             =   120
      Width           =   5535
      Begin VB.ComboBox cboNo 
         Height          =   315
         Left            =   1560
         TabIndex        =   15
         Top             =   360
         Width           =   2175
      End
      Begin VB.Label Label7 
         Caption         =   "选择员工编号："
         Height          =   255
         Left            =   240
         TabIndex        =   14
         Top             =   360
         Width           =   1455
      End
   End
   Begin VB.Frame Frame1 
      Caption         =   "员工信息"
      Height          =   1935
      Left            =   120
      TabIndex        =   0
      Top             =   1200
      Width           =   5535
      Begin VB.TextBox txtNo 
         Enabled         =   0   'False
         Height          =   285
         Left            =   1200
         TabIndex        =   6
         Text            =   " "
         Top             =   360
         Width           =   1335
      End
      Begin VB.TextBox txtName 
         Height          =   285
         Left            =   3720
         TabIndex        =   5
         Top             =   360
         Width           =   1695
      End
      Begin VB.ComboBox cboSex 
         Height          =   315
         Left            =   1200
         TabIndex        =   4
         Top             =   840
         Width           =   1215
      End
      Begin VB.TextBox txtBirthDate 
         Height          =   285
         Left            =   3720
         TabIndex        =   3
         Top             =   840
         Width           =   1695
      End
      Begin VB.TextBox txtDepart 
         Height          =   285
         Left            =   1200
         TabIndex        =   2
         Top             =   1320
         Width           =   1335
      End
      Begin VB.TextBox txtTitle 
         Height          =   285
         Left            =   3720
         TabIndex        =   1
         Top             =   1320
         Width           =   1695
      End
      Begin VB.Label Label1 
         Caption         =   "员工编号："
         Height          =   255
         Left            =   240
         TabIndex        =   12
         Top             =   360
         Width           =   1095
      End
      Begin VB.Label Label2 
         Caption         =   "员工姓名："
         Height          =   255
         Left            =   2760
         TabIndex        =   11
         Top             =   360
         Width           =   975
      End
      Begin VB.Label Label3 
         Caption         =   "性        别："
         Height          =   255
         Left            =   240
         TabIndex        =   10
         Top             =   840
         Width           =   975
      End
      Begin VB.Label Label4 
         Caption         =   "出生日期："
         Height          =   255
         Left            =   2760
         TabIndex        =   9
         Top             =   840
         Width           =   975
      End
      Begin VB.Label Label5 
         Caption         =   "所属部门："
         Height          =   255
         Left            =   240
         TabIndex        =   8
         Top             =   1320
         Width           =   975
      End
      Begin VB.Label Label6 
         Caption         =   "职        务："
         Height          =   255
         Left            =   2760
         TabIndex        =   7
         Top             =   1320
         Width           =   975
      End
   End
End
Attribute VB_Name = "frmUpdateEmployee"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit

Public sqlStr As String
Public msgText As String

Private Sub cboNo_Click()
getEmployeeInfo cboNo.Text
End Sub

Private Sub cmdCancel_Click()
Unload Me

End Sub

Private Sub cmdDelete_Click()
   Dim conn As ADODB.Connection
   
   '组合得到完成数据删除的SQL语句
   sqlStr = "delete from employee where" _
          & " [employeeNo]='" & Trim(txtNo.Text) & "'"
   On Error GoTo exitSub
   Set conn = New ADODB.Connection
   conn.Open connStr
   
   '执行SQL语句
   conn.Execute sqlStr
   MsgBox "成功删除数据!!"
   initForm
exitSub:
   
   conn.Close

End Sub

Private Sub cmdModify_Click()
   Dim conn As ADODB.Connection
   
   '组合得到完成数据修改的SQL语句
   sqlStr = "update employee set [employeeName]='" & txtName.Text _
          & "',[sex]='" & cboSex.Text _
          & "',[birthdate]=#" & txtBirthDate.Text _
          & "#,[department]='" & txtDepart.Text _
          & "',[title]='" & txtTitle.Text _
          & "' where [employeeNo]='" & Trim(txtNo.Text) & "'"
   On Error GoTo exitSub
   Set conn = New ADODB.Connection
   conn.Open connStr
   
   '执行SQL语句
   conn.Execute sqlStr
   MsgBox "成功修改数据!!"
   initForm
exitSub:
   
   conn.Close

End Sub

Private Sub Form_Load()
initForm
End Sub
Sub initEmployeeNo()
'在组合列表框中列出所有员工编号
Dim rstEmployeeNo As ADODB.Recordset

    '从员工信息表中读取所有员工编号并添加到组合列表框中
    sqlStr = "select employeeNo from employee"
    Set rstEmployeeNo = ExecuteSQL(sqlStr, msgText)
    cboNo.Clear
    
    If Not rstEmployeeNo.EOF Then
        Do While Not rstEmployeeNo.EOF
            cboNo.AddItem Trim(rstEmployeeNo.Fields(0))
            rstEmployeeNo.MoveNext
        Loop
        cboNo.ListIndex = 0
    Else
        MsgBox "没有找到相关信息，请添加！", vbOKOnly + vbExclamation, "警告"
        
        Exit Sub
    End If
    rstEmployeeNo.Close
End Sub

Sub getEmployeeInfo(no As String)
Dim rstEmployee As ADODB.Recordset

    '从员工信息表中读取员工信息
    sqlStr = "select * from employee where" _
           & " employeeNo='" & no & "'"
    Set rstEmployee = ExecuteSQL(sqlStr, msgText)
    
    If Not rstEmployee.EOF Then
            txtNo.Text = Trim(rstEmployee.Fields("employeeNo"))
            txtName.Text = Trim(rstEmployee.Fields("employeeName"))
            cboSex.Text = Trim(rstEmployee.Fields("sex"))
            txtBirthDate.Text = Trim(rstEmployee.Fields("birthDate"))
            txtDepart.Text = Trim(rstEmployee.Fields("department"))
            txtTitle.Text = Trim(rstEmployee.Fields("title"))
    Else
        MsgBox "没有找到相关信息，请添加！", vbOKOnly + vbExclamation, "警告"
        
        Exit Sub
    End If
    rstEmployee.Close

End Sub

Sub initForm()
txtNo = ""
txtName = ""
txtBirthDate = ""
txtDepart = ""
txtTitle = ""
cboSex.Clear
cboSex.AddItem "男"
cboSex.AddItem "女"
initEmployeeNo
End Sub