frm订收货单.frm

本企业订货管理系统是用VB编写的,代码极易看懂.

      ConnectMode     =   0
      CursorLocation  =   3
      IsolationLevel  =   -1
      ConnectionTimeout=   15
      CommandTimeout  =   30
      CursorType      =   3
      LockType        =   3
      CommandType     =   8
      CursorOptions   =   0
      CacheSize       =   50
      MaxRecords      =   0
      BOFAction       =   0
      EOFAction       =   0
      ConnectStringType=   1
      Appearance      =   1
      BackColor       =   -2147483643
      ForeColor       =   -2147483640
      Orientation     =   0
      Enabled         =   -1
      Connect         =   "PROVIDER=MSDataShape;Data PROVIDER=MSDASQL;dsn=haha;uid=;pwd=;"
      OLEDBString     =   "PROVIDER=MSDataShape;Data PROVIDER=MSDASQL;dsn=haha;uid=;pwd=;"
      OLEDBFile       =   ""
      DataSourceName  =   ""
      OtherAttributes =   ""
      UserName        =   ""
      Password        =   ""
      RecordSource    =   $"frm订收货单.frx":003B
      Caption         =   " "
      BeginProperty Font {0BE35203-8F91-11CE-9DE3-00AA004BB851} 
         Name            =   "宋体"
         Size            =   9
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      _Version        =   393216
   End
   Begin VB.Label Label2 
      Caption         =   "输入查询内容："
      Height          =   255
      Left            =   120
      TabIndex        =   33
      Top             =   5640
      Width           =   1455
   End
   Begin VB.Label Label1 
      Caption         =   "选择查询方式："
      Height          =   375
      Left            =   120
      TabIndex        =   32
      Top             =   5040
      Width           =   1335
   End
   Begin VB.Label lblLabels 
      Caption         =   "备注:"
      Height          =   255
      Index           =   10
      Left            =   120
      TabIndex        =   20
      Top             =   3260
      Width           =   1815
   End
   Begin VB.Label lblLabels 
      Caption         =   "收货人员:"
      Height          =   255
      Index           =   9
      Left            =   120
      TabIndex        =   18
      Top             =   2940
      Width           =   1815
   End
   Begin VB.Label lblLabels 
      Caption         =   "收货日期:"
      Height          =   255
      Index           =   8
      Left            =   120
      TabIndex        =   16
      Top             =   2620
      Width           =   1815
   End
   Begin VB.Label lblLabels 
      Caption         =   "订货人员:"
      Height          =   255
      Index           =   7
      Left            =   120
      TabIndex        =   14
      Top             =   2300
      Width           =   1815
   End
   Begin VB.Label lblLabels 
      Caption         =   "订货日期:"
      Height          =   255
      Index           =   6
      Left            =   120
      TabIndex        =   12
      Top             =   1980
      Width           =   1815
   End
   Begin VB.Label lblLabels 
      Caption         =   "总价:"
      Height          =   255
      Index           =   5
      Left            =   120
      TabIndex        =   10
      Top             =   1660
      Width           =   1815
   End
   Begin VB.Label lblLabels 
      Caption         =   "单价:"
      Height          =   255
      Index           =   4
      Left            =   120
      TabIndex        =   8
      Top             =   1340
      Width           =   1815
   End
   Begin VB.Label lblLabels 
      Caption         =   "数量:"
      Height          =   255
      Index           =   3
      Left            =   120
      TabIndex        =   6
      Top             =   1020
      Width           =   1815
   End
   Begin VB.Label lblLabels 
      Caption         =   "供应商:"
      Height          =   255
      Index           =   2
      Left            =   120
      TabIndex        =   4
      Top             =   700
      Width           =   1815
   End
   Begin VB.Label lblLabels 
      Caption         =   "材料名称:"
      Height          =   255
      Index           =   1
      Left            =   120
      TabIndex        =   2
      Top             =   380
      Width           =   1815
   End
   Begin VB.Label lblLabels 
      Caption         =   "编号:"
      Height          =   255
      Index           =   0
      Left            =   120
      TabIndex        =   0
      Top             =   60
      Width           =   1815
   End
End
Attribute VB_Name = "frm订收货单"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False

Private Sub Command1_Click()
Set strname = datPrimaryRS.Recordset
strname.MovePrevious

End Sub

Private Sub Command2_Click()
Set strname = datPrimaryRS.Recordset
strname.MoveNext
End Sub

Private Sub Command3_Click()
If Combo1.ListIndex = 0 Then
datPrimaryRS.RecordSource = "select * from 订收货单 where 材料名称 ='" & Text1.Text & "'"
datPrimaryRS.Refresh
Else: Combo1.ListIndex = 1
datPrimaryRS.RecordSource = "select * from 订收货单 where 供应商 ='" & Text1.Text & "'"
datPrimaryRS.Refresh
If datPrimaryRS.Recordset.EOF Then
MsgBox "无此信息!", , "提示"
datPrimaryRS.Refresh
End If
End If
End Sub

Private Sub Form_Load()
 ' Set grdDataGrid.DataSource = datPrimaryRS.Recordset("ChildCMD").UnderlyingValue
End Sub

Private Sub Form_Resize()
  On Error Resume Next
  '当窗体调整时会调整网格
  grdDataGrid.Width = Me.ScaleWidth
  grdDataGrid.Height = Me.ScaleHeight - grdDataGrid.Top - datPrimaryRS.Height - 30 - picButtons.Height
End Sub

Private Sub Form_Unload(Cancel As Integer)
  Screen.MousePointer = vbDefault
End Sub

Private Sub datPrimaryRS_Error(ByVal ErrorNumber As Long, Description As String, ByVal Scode As Long, ByVal Source As String, ByVal HelpFile As String, ByVal HelpContext As Long, fCancelDisplay As Boolean)
  '错误处理程序代码置于此处
  '想要忽略错误，注释掉下一行
  '想要捕获它们，在此添加代码以处理它们
  MsgBox "Data error event hit err:" & Description
End Sub

Private Sub datPrimaryRS_MoveComplete(ByVal adReason As ADODB.EventReasonEnum, ByVal pError As ADODB.Error, adStatus As ADODB.EventStatusEnum, ByVal pRecordset As ADODB.Recordset)
  '为这个 recordset 显示当前记录位置
  datPrimaryRS.Caption = "Record: " & CStr(datPrimaryRS.Recordset.AbsolutePosition)
End Sub

Private Sub datPrimaryRS_WillChangeRecord(ByVal adReason As ADODB.EventReasonEnum, ByVal cRecords As Long, adStatus As ADODB.EventStatusEnum, ByVal pRecordset As ADODB.Recordset)
  '验证代码置于此处
  '下列动作发生时该事件被调用
  Dim bCancel As Boolean

  Select Case adReason
  Case adRsnAddNew
  Case adRsnClose
  Case adRsnDelete
  Case adRsnFirstChange
  Case adRsnMove
  Case adRsnRequery
  Case adRsnResynch
  Case adRsnUndoAddNew
  Case adRsnUndoDelete
  Case adRsnUndoUpdate
  Case adRsnUpdate
  End Select

  If bCancel Then adStatus = adStatusCancel
End Sub

Private Sub cmdAdd_Click()
  On Error GoTo AddErr
  datPrimaryRS.Recordset.AddNew

  Exit Sub
AddErr:
  MsgBox Err.Description
End Sub

Private Sub cmdDelete_Click()
  On Error GoTo DeleteErr
  With datPrimaryRS.Recordset
    .Delete
    .MoveNext
    If .EOF Then .MoveLast
  End With
  Exit Sub
DeleteErr:
  MsgBox Err.Description
End Sub

Private Sub cmdRefresh_Click()
  '只有多用户应用程序需要
  On Error GoTo RefreshErr
  datPrimaryRS.Refresh
  Set grdDataGrid.DataSource = datPrimaryRS.Recordset("ChildCMD").UnderlyingValue
  Exit Sub
RefreshErr:
  MsgBox Err.Description
End Sub

Private Sub cmdUpdate_Click()
  On Error GoTo UpdateErr

  datPrimaryRS.Recordset.UpdateBatch adAffectAll
  Exit Sub
UpdateErr:
  MsgBox Err.Description
End Sub

Private Sub cmdClose_Click()
  Unload Me
End Sub