frmdzbm.frm

vb程序设计仁宇人份管理

  '绑定文本框到数据提供者
  For Each oText In Me.txtFields
    Set oText.DataSource = adoPrimaryRS
  Next

  mbDataChanged = False
End Sub

Private Sub Form_Resize()
  On Error Resume Next
  lblStatus.Width = Me.Width - 1500
  cmdNext.Left = lblStatus.Width + 700
  cmdLast.Left = cmdNext.Left + 340
End Sub
'快捷键
Private Sub Form_KeyDown(KeyCode As Integer, Shift As Integer)
  If mbEditFlag Or mbAddNewFlag Then Exit Sub

  Select Case KeyCode
    Case vbKeyEscape
      cmdClose_Click
    Case vbKeyEnd
      cmdLast_Click
    Case vbKeyHome
      cmdFirst_Click
    Case vbKeyUp, vbKeyPageUp
      If Shift = vbCtrlMask Then
        cmdFirst_Click
      Else
        cmdPrevious_Click
      End If
    Case vbKeyDown, vbKeyPageDown
      If Shift = vbCtrlMask Then
        cmdLast_Click
      Else
        cmdNext_Click
      End If
  End Select
End Sub
'关闭此窗口
Private Sub Form_Unload(Cancel As Integer)
  Screen.MousePointer = vbDefault
End Sub

Private Sub adoPrimaryRS_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
  lblStatus.Caption = "Record: " & CStr(adoPrimaryRS.AbsolutePosition)
End Sub

Private Sub adoPrimaryRS_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
'添加
Private Sub cmdAdd_Click()
  On Error GoTo AddErr
    Frame.Enabled = True
    If Not txtFields(0).Enabled Then txtFields(0).Enabled = True
  With adoPrimaryRS
    If Not (.BOF And .EOF) Then
      mvBookMark = .Bookmark
    End If
    .AddNew
    lblStatus.Caption = "添加记录"
    mbAddNewFlag = True
    SetButtons False
  End With

  Exit Sub
AddErr:
  MsgBox Err.Description
End Sub

Private Sub cmdRefresh_Click()
  '只有多用户应用程序需要
  On Error GoTo RefreshErr
  adoPrimaryRS.Requery
  Exit Sub
RefreshErr:
  MsgBox Err.Description
End Sub
'修改
Private Sub cmdEdit_Click()
  On Error GoTo EditErr
  Frame.Enabled = True
  txtFields(0).Enabled = False
  lblStatus.Caption = "编辑记录"
  mbEditFlag = True
  SetButtons False
  Exit Sub

EditErr:
  MsgBox Err.Description
End Sub
'取消操作
Private Sub cmdCancel_Click()
  On Error Resume Next
  Frame.Enabled = False
  SetButtons True
  mbEditFlag = False
  mbAddNewFlag = False
  adoPrimaryRS.CancelUpdate
  If mvBookMark > 0 Then
    adoPrimaryRS.Bookmark = mvBookMark
  Else
    adoPrimaryRS.MoveFirst
  End If
  mbDataChanged = False
End Sub
'保存
Private Sub cmdUpdate_Click()
  On Error GoTo UpdateErr
  If Trim(txtFields(0).Text) = "" Or Trim(txtFields(1).Text) = "" Then
     MsgBox "带**号的字段不能为空，请您填写！！", , "注意！"
     Exit Sub
  End If
  '执行添加后的保存准备
  If mbAddNewFlag Then
        rsDzbm1.MoveFirst
   While Not rsDzbm1.EOF
       If rsDzbm1(0) = Trim(txtFields(0)) Then
          MsgBox "到站编码不可重复,请重新输入!", 48, "警告"
          txtFields(0).SetFocus
          Exit Sub
      End If
       rsDzbm1.MoveNext
   Wend
  End If

   Dim i As Integer
   Dim Existed As Boolean
   Existed = False
   rsDjbm.MoveFirst
   For i = 1 To rsDjbm.RecordCount
       If rsDjbm(0) = Trim(txtFields(2)) And Trim(txtFields(2)) <> "" Then
           Existed = True
           Exit For
       End If
       rsDjbm.MoveNext
    Next
    If Not Existed Then
       MsgBox "到局编码表中不存在此编码，请重新输入！", 64, "提示"
       txtFields(2).SetFocus
       Exit Sub
    End If
   
  Frame.Enabled = False
  '滤掉空格
  For i = 0 To 2
     txtFields(i) = Trim(txtFields(i))
  Next
  '批更新(将写在缓冲区中的数据写入数据库)
  adoPrimaryRS.UpdateBatch adAffectAll
  ''写日志--添加
  If mbAddNewFlag Then
    strzc = "添加到站编码：" & txtFields(0) & "。"
    dblgjx.Execute "insert into czrz values('" & user.DeptCode & user.UserCode & "','" & user.username & "','" & user.PcName & "','" & user.IP & "',sysdate,'" & strzc & "')"
  End If
  '执行修改后的保存准备
  If mbEditFlag Then
      strzc = "修改到站编码：" & txtFields(0) & "。"
      dblgjx.Execute "insert into czrz values('" & user.DeptCode & user.UserCode & "','" & user.username & "','" & user.PcName & "','" & user.IP & "',sysdate,'" & strzc & "')"
  End If
  '修改相应标志位
  mbEditFlag = False
  mbAddNewFlag = False
  SetButtons True
  mbDataChanged = False
  Exit Sub
UpdateErr:
  MsgBox Err.Description
End Sub
'关闭此窗口
Private Sub cmdClose_Click()
  Unload Me
End Sub
'移到第一条记录
Private Sub cmdFirst_Click()
  On Error GoTo GoFirstError
  adoPrimaryRS.MoveFirst
  mbDataChanged = False
  Exit Sub
GoFirstError:
  MsgBox Err.Description
End Sub
'移到最后一条记录
Private Sub cmdLast_Click()
  On Error GoTo GoLastError
  adoPrimaryRS.MoveLast
  mbDataChanged = False
  Exit Sub
GoLastError:
  MsgBox Err.Description
End Sub
'移到下一条记录
Private Sub cmdNext_Click()
  On Error GoTo GoNextError
  If Not adoPrimaryRS.EOF Then adoPrimaryRS.MoveNext       '''''''如果未到最后一条则继续向下走
  If adoPrimaryRS.EOF And adoPrimaryRS.RecordCount > 0 Then
    Beep
     '已到最后返回
    adoPrimaryRS.MoveLast
  End If
  '显示当前记录
  mbDataChanged = False
  Exit Sub
GoNextError:
  MsgBox Err.Description
End Sub

Private Sub cmdPrevious_Click()
  On Error GoTo GoPrevError
  If Not adoPrimaryRS.BOF Then adoPrimaryRS.MovePrevious       '''''''如果未到第一条则继续向下走
  If adoPrimaryRS.BOF And adoPrimaryRS.RecordCount > 0 Then
    Beep
    '已到最后返回
    adoPrimaryRS.MoveFirst
  End If
  '显示当前记录
  mbDataChanged = False
  Exit Sub
GoPrevError:
  MsgBox Err.Description
End Sub

Private Sub SetButtons(bVal As Boolean)
  cmdAdd.Visible = bVal
  cmdEdit.Visible = bVal
  cmdUpdate.Visible = Not bVal
  cmdCancel.Visible = Not bVal
  'cmdDelete.Visible = bVal
  cmdQuery.Visible = bVal
  cmdClose.Visible = bVal
  cmdRefresh.Visible = bVal
  cmdNext.Enabled = bVal
  cmdFirst.Enabled = bVal
  cmdLast.Enabled = bVal
  cmdPrevious.Enabled = bVal
End Sub

Private Sub Frame_Click()
Listhelpdzbm.Visible = False

End Sub

Private Sub txtFields_KeyDown(Index As Integer, KeyCode As Integer, Shift As Integer)
If KeyCode = 13 Then SendKeys "{tab}"
If KeyCode = vbKeyUp And Index <> 0 Then txtFields(Index - 1).SetFocus
If KeyCode = vbKeyDown And Index <> 1 Then txtFields(Index + 1).SetFocus

End Sub

Private Sub txtFields_KeyUp(Index As Integer, KeyCode As Integer, Shift As Integer)
On Error GoTo kperr
  If Index = 0 And txtFields(0) <> "" Then
     rsDzbm.Filter = "到站编码 like '" & txtFields(0) & "%'"
     rsDzbm.Requery
     If rsDzbm.RecordCount > 0 Then
      rsDzbm.MoveFirst
      Listhelpdzbm.Visible = True
      If (KeyCode >= 48 And KeyCode <= 57) Or (KeyCode >= 96 And KeyCode <= 105) Or (KeyCode >= 65 And KeyCode <= 90) Then
         Listhelpdzbm.Clear
         For i = 1 To rsDzbm.RecordCount
             Listhelpdzbm.AddItem rsDzbm(0) & Space(6 - Len(rsDzbm(0))) & rsDzbm(1)
             rsDzbm.MoveNext
         Next
      End If
     End If
  End If
  Exit Sub
kperr:
    MsgBox Err.Description
End Sub

Private Sub txtFields_LostFocus(Index As Integer)
If Index = 0 Then Listhelpdzbm.Visible = False
End Sub