'1、Start a new project in Visual Basic. Form1 is created by default. '2、Place a Command Button on the form. '3、Add the following code to the Form1 code window: Option Explicit Private Type DOCINFO pDocName As String pOutputFile As String pDatatype As String End Type Private Declare Function ClosePrinter Lib "winspool.drv" (ByVal _ hPrinter As Long) As Long Private Declare Function EndDocPrinter Lib "winspool.drv" (ByVal _ hPrinter As Long) As Long Private Declare Function EndPagePrinter Lib "winspool.drv" (ByVal _ hPrinter As Long) As Long Private Declare Function OpenPrinter Lib "winspool.drv" Alias _ "OpenPrinterA" (ByVal pPrinterName As String, phPrinter As Long, _ ByVal pDefault As Long) As Long Private Declare Function StartDocPrinter Lib "winspool.drv" Alias _ "StartDocPrinterA" (ByVal hPrinter As Long, ByVal Level As Long, _ pDocInfo As DOCINFO) As Long Private Declare Function StartPagePrinter Lib "winspool.drv" (ByVal _ hPrinter As Long) As Long Private Declare Function WritePrinter Lib "winspool.drv" (ByVal _ hPrinter As Long, pBuf As Any, ByVal cdBuf As Long, _ pcWritten As Long) As Long Private Sub Command1_Click() Dim lhPrinter As Long Dim lReturn As Long Dim lpcWritten As Long Dim lDoc As Long Dim sWrittenData As String Dim MyDocInfo As DOCINFO lReturn = OpenPrinter(Printer.DeviceName, lhPrinter, 0) If lReturn = 0 Then MsgBox "The Printer Name you typed wasn't recognized." Exit Sub End If MyDocInfo.pDocName = "AAAAAA" MyDocInfo.pOutputFile = vbNullString MyDocInfo.pDatatype = vbNullString lDoc = StartDocPrinter(lhPrinter, 1, MyDocInfo) Call StartPagePrinter(lhPrinter) sWrittenData = "How's that for Magic !!!!" & vbFormFeed lReturn = WritePrinter(lhPrinter, ByVal sWrittenData, _ Len(sWrittenData), lpcWritten) lReturn = EndPagePrinter(lhPrinter) lReturn = EndDocPrinter(lhPrinter) lReturn = ClosePrinter(lhPrinter) End Sub
'2、Place a Command Button on the form.
'3、Add the following code to the Form1 code window: Option Explicit Private Type DOCINFO
pDocName As String
pOutputFile As String
pDatatype As String
End Type Private Declare Function ClosePrinter Lib "winspool.drv" (ByVal _
hPrinter As Long) As Long
Private Declare Function EndDocPrinter Lib "winspool.drv" (ByVal _
hPrinter As Long) As Long
Private Declare Function EndPagePrinter Lib "winspool.drv" (ByVal _
hPrinter As Long) As Long
Private Declare Function OpenPrinter Lib "winspool.drv" Alias _
"OpenPrinterA" (ByVal pPrinterName As String, phPrinter As Long, _
ByVal pDefault As Long) As Long
Private Declare Function StartDocPrinter Lib "winspool.drv" Alias _
"StartDocPrinterA" (ByVal hPrinter As Long, ByVal Level As Long, _
pDocInfo As DOCINFO) As Long
Private Declare Function StartPagePrinter Lib "winspool.drv" (ByVal _
hPrinter As Long) As Long
Private Declare Function WritePrinter Lib "winspool.drv" (ByVal _
hPrinter As Long, pBuf As Any, ByVal cdBuf As Long, _
pcWritten As Long) As Long Private Sub Command1_Click()
Dim lhPrinter As Long
Dim lReturn As Long
Dim lpcWritten As Long
Dim lDoc As Long
Dim sWrittenData As String
Dim MyDocInfo As DOCINFO
lReturn = OpenPrinter(Printer.DeviceName, lhPrinter, 0)
If lReturn = 0 Then
MsgBox "The Printer Name you typed wasn't recognized."
Exit Sub
End If
MyDocInfo.pDocName = "AAAAAA"
MyDocInfo.pOutputFile = vbNullString
MyDocInfo.pDatatype = vbNullString
lDoc = StartDocPrinter(lhPrinter, 1, MyDocInfo)
Call StartPagePrinter(lhPrinter)
sWrittenData = "How's that for Magic !!!!" & vbFormFeed
lReturn = WritePrinter(lhPrinter, ByVal sWrittenData, _
Len(sWrittenData), lpcWritten)
lReturn = EndPagePrinter(lhPrinter)
lReturn = EndDocPrinter(lhPrinter)
lReturn = ClosePrinter(lhPrinter)
End Sub