clssalseitem.cls

这是一个利用VB编写的中小企业ERP。功能比较全

Version 1.0 Class
Begin
MultiUse = -1 'True
Persistable = 0 'NotPersistable
DataBindingBehavior = 0 'vbNone
DataSourceBehavior = 0 'vbNone
MTSTransactionMode = 0 'NotAnMTSObject
End
Attribute VB_Name = "ClsSalseItem"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = True
Attribute VB_PredeclaredId = False
Attribute VB_Exposed = False
Public SalesItemID As String
Public CustomerID As String
Public Item As String
Public Currency1 As String
Public UnitPrice As String
Public SalesmanID As String

Public Sub Update(ByVal OriSalesItemID As String)
    
    '连接数据库
    MyDB.openDB
    
    '设置Update语句
    SqlStmt = "Update SalesItem Set SalesItemID='" + Trim(SalesItemID) _
               + "',CustomerID='" + Trim(CustomerID) + "',Item='" + Trim(Item) _
               + "',Currency1='" + Trim(Currency1) + "',UnitPrice='" + Trim(UnitPrice) _
               + "',SalesmanID='" + Trim(SalesmanID) + "' WHERE SalesItemID='" + Trim(OriSalesItemID) + "'"
    
    '执行SQL语句
    Dim Isexe As Boolean
    Dim rsSalesItem As ADODB.Recordset
    Isexe = MyDB.exeSql(SqlStmt, rsSalesItem, True)
    
    '断开与数据库的连接
    MyDB.closeDB
End Sub


Public Sub Delete(ByVal TempSalesItemID As String)
    '连接数据库
    MyDB.openDB
    
    '设置Delete语句
    SqlStmt = "Delete FROM SalesItem WHERE SalesItemID='" + Trim(TempSalesItemID) + "'"
    
    '执行SQL语句
    Dim Isexe As Boolean
    Dim rsSalesItem As ADODB.Recordset
    Isexe = MyDB.exeSql(SqlStmt, rsSalesItem, True)
    
    '断开与数据库的连接
    MyDB.closeDB
End Sub


Public Sub Insert()
    
    '连接数据库
    MyDB.openDB
    
    '设置Insert语句
    SqlStmt = "INSERT INTO SalesItem (SalesItemID,CustomerID,Item,Currency1,UnitPrice,SalesmanID)" _
               + " Values('" + Trim(SalesItemID) + "','" + Trim(CustomerID) + "','" + Trim(Item) + "','" + Trim(Currency1) _
               + "','" + Trim(UnitPrice) + "','" + Trim(SalesmanID) + "')"
    
    '执行SQL语句
    Dim Isexe As Boolean
    Dim rsSalesItem As ADODB.Recordset
    Isexe = MyDB.exeSql(SqlStmt, rsSalesItem, True)
    
    '断开与数据库的连接
    MyDB.closeDB
End Sub


Public Function In_DB(ByVal TempSalesItemID As String) As Boolean
    '连接数据库
    MyDB.openDB
    
    '设置查询语句'
    SqlStmt = "SELECT SalesItemID FROM SalesItem WHERE SalesItemID='" + Trim(TempSalesItemID) + "'"
    
    '执行SQL语句
    Dim Isexe As Boolean
    Dim rsSalesItem As ADODB.Recordset
    Isexe = MyDB.exeSql(SqlStmt, rsSalesItem, False)
    
    '判断是否存在
    If rsSalesItem.RecordCount <> 0 Then
        In_DB = True
    Else
        In_DB = False
    End If
    
    '断开与数据库的连接
    MyDB.closeDB
End Function