frmmonthlyquery.frm

本人用VB 6.0和ACCESS编写的水费管理系统

VERSION 5.00
Object = "{00028C01-0000-0000-0000-000000000046}#1.0#0"; "DBGRID32.OCX"
Begin VB.Form frmMonthlyQuery 
   Caption         =   "当月查询"
   ClientHeight    =   6675
   ClientLeft      =   60
   ClientTop       =   345
   ClientWidth     =   8205
   Icon            =   "frmMonthlyQuery.frx":0000
   LinkTopic       =   "Form1"
   LockControls    =   -1  'True
   MaxButton       =   0   'False
   MinButton       =   0   'False
   ScaleHeight     =   6675
   ScaleWidth      =   8205
   StartUpPosition =   2  '屏幕中心
   Begin VB.CommandButton cmdPrint 
      Caption         =   "打印(&P)"
      Default         =   -1  'True
      Height          =   375
      Left            =   2475
      TabIndex        =   5
      Top             =   6120
      Width           =   1095
   End
   Begin MSDBGrid.DBGrid DBGrid1 
      Bindings        =   "frmMonthlyQuery.frx":0442
      Height          =   4575
      Left            =   255
      OleObjectBlob   =   "frmMonthlyQuery.frx":0456
      TabIndex        =   4
      Top             =   720
      Width           =   7695
   End
   Begin VB.Data Data1 
      Connect         =   "Access"
      DatabaseName    =   ""
      DefaultCursorType=   0  '缺省游标
      DefaultType     =   2  '使用 ODBC
      Exclusive       =   0   'False
      Height          =   375
      Left            =   735
      Options         =   0
      ReadOnly        =   0   'False
      RecordsetType   =   1  'Dynaset
      RecordSource    =   ""
      Top             =   5520
      Width           =   6735
   End
   Begin VB.CommandButton cmdExit 
      Cancel          =   -1  'True
      Caption         =   "退出(&X)"
      Height          =   375
      Left            =   4635
      TabIndex        =   6
      Top             =   6120
      Width           =   1095
   End
   Begin VB.ComboBox comStyle 
      Height          =   300
      Left            =   5595
      Style           =   2  'Dropdown List
      TabIndex        =   3
      Top             =   240
      Width           =   1695
   End
   Begin VB.TextBox txtCurrentDate 
      Height          =   300
      Left            =   2010
      TabIndex        =   1
      Top             =   240
      Width           =   1695
   End
   Begin VB.Label Label2 
      AutoSize        =   -1  'True
      Caption         =   "选择类型:"
      Height          =   180
      Left            =   4500
      TabIndex        =   2
      Top             =   300
      Width           =   810
   End
   Begin VB.Label Label1 
      AutoSize        =   -1  'True
      Caption         =   "当前日期:"
      Height          =   180
      Left            =   915
      TabIndex        =   0
      Top             =   300
      Width           =   810
   End
End
Attribute VB_Name = "frmMonthlyQuery"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit
Dim strAppName As String, strSQL As String
Dim fso As New FileSystemObject

Private Sub cmdExit_Click()
    Unload Me
End Sub

Private Sub cmdPrint_Click()
    Me.PrintForm
    Printer.EndDoc
End Sub

Private Sub comStyle_Click()
    strSQL = "select * from 主库文件 order by " & comStyle.Text
    Data1.RecordSource = strSQL
    Data1.Refresh
End Sub

Private Sub Data1_Reposition()
    Data1.Caption = "记录:" & Data1.Recordset.AbsolutePosition + 1
End Sub

Private Sub Form_Load()
    comStyle.AddItem "发票号"
    comStyle.AddItem "编号"
    comStyle.AddItem "户名"
    strAppName = App.Path & "\Main" & Year(Now) & Month(Now) & ".mdb"
    Data1.DatabaseName = strAppName
    Data1.RecordSource = "主库文件"
    Data1.Refresh
End Sub

Private Sub txtCurrentDate_LostFocus()
    On Error GoTo ErrorDate     '错误处理
    Dim dtmDate As Date
    dtmDate = CDate(txtCurrentDate)
    strAppName = App.Path & "\Main" & Year(dtmDate) & Month(dtmDate) & ".mdb"
    If fso.FileExists(strAppName) Then
        Data1.DatabaseName = strAppName
        Data1.Refresh
    Else
        MsgBox "文件不存在!", vbExclamation + vbOKOnly, "当月查询"
    End If
    Exit Sub
ErrorDate:
    If Err.Number = 13 Then
        MsgBox "日期格式不对!", vbExclamation + vbOKOnly, "当月查询"
    End If
End Sub