form1.frm

本文件包含200个visual baisc实例

VERSION 5.00
Object = "{00028C01-0000-0000-0000-000000000046}#1.0#0"; "DBGRID32.OCX"
Begin VB.Form Form1 
   Caption         =   "自动分页的打印程序"
   ClientHeight    =   3405
   ClientLeft      =   1620
   ClientTop       =   1545
   ClientWidth     =   5625
   LinkTopic       =   "Form1"
   ScaleHeight     =   3405
   ScaleWidth      =   5625
   StartUpPosition =   1  '所有者中心
   Begin MSDBGrid.DBGrid DBGrid1 
      Bindings        =   "Form1.frx":0000
      Height          =   2550
      Left            =   210
      OleObjectBlob   =   "Form1.frx":0014
      TabIndex        =   2
      Top             =   120
      Width           =   5040
   End
   Begin VB.CommandButton Command2 
      Caption         =   "退出"
      Height          =   495
      Left            =   4035
      TabIndex        =   1
      Top             =   2775
      Width           =   1215
   End
   Begin VB.Data Data1 
      Caption         =   "Data1"
      Connect         =   "Access"
      DatabaseName    =   "E:\编程技巧\sjk\数据库打印程序（会自动分页的简单例程）\Data.mdb"
      DefaultCursorType=   0  '缺省游标
      DefaultType     =   2  '使用 ODBC
      Exclusive       =   0   'False
      Height          =   390
      Left            =   1215
      Options         =   0
      ReadOnly        =   0   'False
      RecordsetType   =   1  'Dynaset
      RecordSource    =   "Value"
      Top             =   2970
      Visible         =   0   'False
      Width           =   1800
   End
   Begin VB.CommandButton Command1 
      Caption         =   "打印数据"
      Height          =   495
      Left            =   2715
      TabIndex        =   0
      Top             =   2775
      Width           =   1215
   End
End
Attribute VB_Name = "Form1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit
Private Sub Form_Load()
  Data1.DatabaseName = App.Path & "\data.mdb"            '设置数据库路径
End Sub
Private Sub Form_Activate()
  DBGrid1.Columns(0).Width = 1200                        '设置dbgrid列宽
  DBGrid1.Columns(1).Width = 3000
End Sub
Private Sub Command1_Click()                             '分页打印
  Dim bottom As Single
  Dim db As Database
  Dim rs As Recordset
  Dim dbname As String
  MousePointer = vbHourglass                            '设置鼠标指针为沙漏
  DoEvents
  dbname = App.Path
  If Right$(dbname, 1) <> "\" Then dbname = dbname & "\" '判断数据库路径
  dbname = dbname & "data.mdb"
  Set db = OpenDatabase(dbname)
  Set rs = db.OpenRecordset("value", dbOpenTable)
  bottom = Printer.ScaleTop + Printer.ScaleHeight - 1440 '设置纸张下边界
  rs.MoveFirst
  Printer.CurrentY = 1400
  Do While Not rs.EOF
     Printer.CurrentX = 1400
     Printer.Print Format$(rs!Year, "yyyy") & vbTab & Format$(rs!Value, "0.0000")
     If Printer.CurrentY >= bottom Then
        Printer.NewPage
        Printer.CurrentY = 1400
     End If
     rs.MoveNext
  Loop
  rs.Close
  db.Close
  Printer.EndDoc                                          '开始打印
  MousePointer = vbDefault                                '设置默认鼠标指针
End Sub
Private Sub Command2_Click()
  End
End Sub