frmbooktype.frm

通用书店管理系统

VERSION 5.00
Begin VB.Form frmBookType 
   Appearance      =   0  'Flat
   BackColor       =   &H00C0E0FF&
   BorderStyle     =   1  'Fixed Single
   Caption         =   "图书类型"
   ClientHeight    =   2115
   ClientLeft      =   45
   ClientTop       =   330
   ClientWidth     =   3345
   KeyPreview      =   -1  'True
   LinkTopic       =   "Form1"
   MaxButton       =   0   'False
   MinButton       =   0   'False
   ScaleHeight     =   2115
   ScaleWidth      =   3345
   Begin VB.CommandButton cmdExit 
      Appearance      =   0  'Flat
      Height          =   435
      Left            =   1800
      Picture         =   "frmBookType.frx":0000
      Style           =   1  'Graphical
      TabIndex        =   5
      Top             =   1440
      Width           =   960
   End
   Begin VB.CommandButton cmdSave 
      Appearance      =   0  'Flat
      Height          =   435
      Left            =   480
      Picture         =   "frmBookType.frx":14E4
      Style           =   1  'Graphical
      TabIndex        =   4
      Top             =   1440
      Width           =   945
   End
   Begin VB.TextBox Txtfields 
      Appearance      =   0  'Flat
      BackColor       =   &H00FFFFFF&
      Height          =   375
      Index           =   1
      Left            =   1320
      TabIndex        =   1
      Top             =   720
      Width           =   1815
   End
   Begin VB.TextBox Txtfields 
      Appearance      =   0  'Flat
      BackColor       =   &H00FFFFFF&
      Height          =   375
      Index           =   0
      Left            =   1320
      TabIndex        =   0
      Top             =   120
      Width           =   1815
   End
   Begin VB.Label Label2 
      Alignment       =   2  'Center
      Appearance      =   0  'Flat
      BackColor       =   &H00C0E0FF&
      Caption         =   "图书类型"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   10.5
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      ForeColor       =   &H80000008&
      Height          =   255
      Left            =   240
      TabIndex        =   3
      Top             =   840
      Width           =   975
   End
   Begin VB.Label Label1 
      Alignment       =   2  'Center
      Appearance      =   0  'Flat
      BackColor       =   &H00C0E0FF&
      Caption         =   "编码"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   10.5
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      ForeColor       =   &H80000008&
      Height          =   255
      Left            =   360
      TabIndex        =   2
      Top             =   240
      Width           =   615
   End
End
Attribute VB_Name = "frmBookType"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit
Public blnAddNew As Boolean
Public intFlag As Integer '0 供货商 ; 1  客户

Private Sub cmdExit_Click()
  Unload Me
End Sub

Private Sub CmdSave_Click()
  Dim sqlstring As String
  Dim rstmp As New ADODB.Recordset
  On Error GoTo SaveErr
  
  If blnAddNew Then
     If Trim(txtFields(0).Text) = "" Or Trim(txtFields(1).Text) = "" Then
       MsgBox "编码、名称不能为空！", vbInformation
       Exit Sub
     End If
     
'     If Trim(Txtfields(2).Text) = "" Then
'       MsgBox "请输入税率！", vbInformation
'       Exit Sub
'     End If
'
     
     If CheckExist Then
        MsgBox "此图书已存在，请修改。", vbInformation + vbOKOnly
        Call setselect(txtFields(0))
        Exit Sub
     End If
     
     sqlstring = "Insert into BookType (chrBookTypeNo,ChrBookType) values ('" & txtFields(0).Text & "','" & txtFields(1).Text & _
                 "')"
     cN.BeginTrans
     cN.Execute (sqlstring)
     cN.CommitTrans
     Unload Me
     Call frmFields.cmdRefresh_Click
  Else
     If Trim(txtFields(0).Text) = "" Or Trim(txtFields(1).Text) = "" Then
       MsgBox "编码、名称不能为空！", vbInformation
       Exit Sub
     End If
     
      sqlstring = "Update BookType set ChrBookType='" & txtFields(1).Text & "' " & _
                 "where chrBookTypeNo='" & Trim(txtFields(0).Text) & "'"

     cN.BeginTrans
     cN.Execute (sqlstring)
     cN.CommitTrans
     Unload Me
     Call frmFields.cmdRefresh_Click
  End If
  
  Exit Sub
SaveErr:
  cN.RollbackTrans
  MsgBox "保存记录失败：" & err.Description, vbInformation
End Sub

Private Sub Form_KeyDown(KeyCode As Integer, Shift As Integer)
'  Call autoreturn(KeyCode)
    If KeyCode = vbKeyReturn Then
        SendKeys "{TAB}"
        Exit Sub
    End If
End Sub

Private Function CheckExist() As Boolean
  Dim sqlstring As String
  Dim rstmp As New ADODB.Recordset
  On Error GoTo err
  
  sqlstring = "select * from BookType where chrBookTypeNo='" & Trim(txtFields(0).Text) & "'"
  rstmp.Open sqlstring, cN, adOpenKeyset, adLockReadOnly
  If rstmp.EOF Then
    CheckExist = False
  Else
    CheckExist = True
  End If
  
  Exit Function
err:
  MsgBox "打开记录失败：" & err.Description, vbInformation
End Function


Private Sub txtFields_KeyPress(Index As Integer, KeyAscii As Integer)
  Select Case Index
    Case 0
      KeyAscii = ValiText(KeyAscii, vbExpInteger, "", txtFields(Index).Text, 2)
'    Case 2
'      KeyAscii = ValiText(KeyAscii, vbExpDecimal, "", TxtFields(Index).Text)
'    Case 4
'      KeyAscii = ValiText(KeyAscii, vbExpInteger, "", TxtFields(Index).Text)
'    Case 5
'      KeyAscii = ValiText(KeyAscii, vbExpDecimal, "", TxtFields(Index).Text)
  End Select
End Sub