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{
Author: Olivier Guilbaud
*****************************************************************************
This file is part of the Printer4Lazarus package
See the file COPYING.modifiedLGPL.txt, included in this distribution,
for details about the license.
*****************************************************************************
Abstract:
This unit provide an access at Printers spool and other functions for manage
the printers on Win32
Documentations
- Wine project
- Microsoft MSDN Web
}
unit WinUtilPrn;
{$mode objfpc}{$H+}
interface
{$IFNDEF MSWindows}
{$FATAL This unit is reserved to Win32/Win64}
{$ENDIF}
uses
Windows, Types, Classes, SysUtils, LCLType, Printers;
const
{$i winutilprnconst.inc}
LibWinSpool = 'winspool.drv';
const
Win32Orientations: array [TPrinterOrientation] of SHORT = (
DMORIENT_PORTRAIT, DMORIENT_LANDSCAPE, DMORIENT_PORTRAIT, DMORIENT_LANDSCAPE);
type
TFcntHook = function(Wnd: HWND; uiMsg: UINT; wParam: WPARAM; lParam: LPARAM): UINT_PTR; stdcall;
// todo: remove when fpc will be released with them
{$ifndef win64}
{$packrecords 1}
{$endif}
tagPSD = record
lStructSize: DWORD;
hWndOwner: HWND;
hDevMode: HGLOBAL;
hDevNames: HGLOBAL;
Flags: DWORD;
ptPaperSize: TPOINT;
rtMinMargin: TRECT;
rtMargin: TRECT;
hInstance: HINST;
lCustData: LPARAM;
lpfnPageSetupHook: TFcntHook;
lpfnPagePaintHook: TFcntHook;
lpPageSetupTemplateName: PChar;
hPageSetupTemplate: HGLOBAL;
end;
PtagPSD = ^tagPSD;
tagPD = record
lStructSize: DWORD;
hWndOwner: HWND;
hDevMode: HGLOBAL;
hDevNames: HGLOBAL;
hDC: HDC;
Flags: DWORD;
nFromPage: word;
nToPage: word;
nMinPage: word;
nMaxPage: word;
nCopies: word;
hInstance: HINST;
lCustData: LPARAM;
lpfnPrintHook: TFcntHook;
lpfnSetupHook: TFcntHook;
lpPrintTemplateName: PChar;
lpSetupTemplateName: PChar;
hPrintTemplate: HGLOBAL;
hSetupTemplate: HGLOBAL;
end;
PtagPD = ^tagPD;
{
_PRINTER_DEFAULTSA = record
pDatatype : LPSTR;
pDevMode : LPDEVMODE;
DesiredAccess : ACCESS_MASK;
end;
PRINTER_DEFAULTSA = _PRINTER_DEFAULTSA;
PPRINTER_DEFAULTSA = ^_PRINTER_DEFAULTSA;
LPPRINTER_DEFAULTSA = ^_PRINTER_DEFAULTSA;
}
_PRINTER_DEFAULTSW = record
pDatatype: pwidechar;
pDevMode: LPDEVMODEW;
DesiredAccess: ACCESS_MASK;
end;
LPPRINTER_DEFAULTSW = ^_PRINTER_DEFAULTSW;
_PRINTER_INFO_2A = record
pServerName : LPTSTR;
pPrinterName : LPTSTR;
pShareName : LPTSTR;
pPortName : LPTSTR;
pDriverName : LPTSTR;
pComment : LPTSTR;
pLocation : LPTSTR;
pDevMode : LPDEVMODE;
pSepFile : LPTSTR;
pPrintProcessor : LPTSTR;
pDatatype : LPTSTR;
pParameters : LPTSTR;
pSecurityDescriptor : PSECURITY_DESCRIPTOR;
Attributes : DWORD;
Priority : DWORD;
DefaultPriority : DWORD;
StartTime : DWORD;
UntilTime : DWORD;
Status : DWORD;
cJobs : DWORD;
AveragePPM : DWORD;
end;
PRINTER_INFO_2A = _PRINTER_INFO_2A;
PPRINTER_INFO_2A = ^_PRINTER_INFO_2A;
LPPRINTER_INFO_2A = ^_PRINTER_INFO_2A;
PRINTER_INFO_2 = PRINTER_INFO_2A;
PPRINTER_INFO_2 = ^PRINTER_INFO_2;
LPPRINTER_INFO_2 = ^PRINTER_INFO_2;
_PRINTER_INFO_2W = record
pServerName : LPWSTR;
pPrinterName : LPWSTR;
pShareName : LPWSTR;
pPortName : LPWSTR;
pDriverName : LPWSTR;
pComment : LPWSTR;
pLocation : LPWSTR;
pDevMode : LPDEVMODEW;
pSepFile : LPWSTR;
pPrintProcessor : LPWSTR;
pDatatype : LPWSTR;
pParameters : LPWSTR;
pSecurityDescriptor : PSECURITY_DESCRIPTOR;
Attributes : DWORD;
Priority : DWORD;
DefaultPriority : DWORD;
StartTime : DWORD;
UntilTime : DWORD;
Status : DWORD;
cJobs : DWORD;
AveragePPM : DWORD;
end;
PRINTER_INFO_2W = _PRINTER_INFO_2W;
PPRINTER_INFO_2W = ^_PRINTER_INFO_2W;
LPPRINTER_INFO_2W = ^_PRINTER_INFO_2W;
//PRINTER_INFO_2 = PRINTER_INFO_2W;
//PPRINTER_INFO_2 = ^PRINTER_INFO_2;
//LPPRINTER_INFO_2 = ^PRINTER_INFO_2;
_PRINTER_INFO_4A = record
pPrinterName : LPSTR;
pServerName : LPSTR;
Attributes : DWORD;
end;
PRINTER_INFO_4A = _PRINTER_INFO_4A;
PPRINTER_INFO_4A = ^_PRINTER_INFO_4A;
LPPRINTER_INFO_4A = ^_PRINTER_INFO_4A;
PRINTER_INFO_4 = PRINTER_INFO_4A;
PPRINTER_INFO_4 = ^PRINTER_INFO_4;
LPPRINTER_INFO_4 = ^PRINTER_INFO_4;
_PRINTER_INFO_4W = record
pPrinterName : LPWSTR;
pServerName : LPWSTR;
Attributes : DWORD;
end;
PRINTER_INFO_4W = _PRINTER_INFO_4W;
PPRINTER_INFO_4W = ^_PRINTER_INFO_4W;
LPPRINTER_INFO_4W = ^_PRINTER_INFO_4W;
//PRINTER_INFO_4 = PRINTER_INFO_4W;
//PPRINTER_INFO_4 = ^PRINTER_INFO_4;
//LPPRINTER_INFO_4 = ^PRINTER_INFO_4;
type
{ TPrinterDevice }
TPrinterDevice = class
public
Name: string;
Driver: string;
Device: string;
Port: string;
DefaultPaperName: string;
DefaultPaper: Short;
DefaultBin: short;
DevModeW: PDeviceModeW;
DevModeSize: integer;
destructor Destroy; override;
end;
function DeviceCapabilities(pDevice, pPort: PChar; fwCapability: word;
pOutput: PChar; DevMode: PDeviceMode): integer; stdcall; external LibWinSpool Name 'DeviceCapabilitiesA';
function DeviceCapabilitiesW(pDevice, pPort: PWideChar; fwCapability: word;
pOutput: PWideChar; DevMode: PDeviceModeW): integer; stdcall; external LibWinSpool Name 'DeviceCapabilitiesW';
function GetProfileString(lpAppName: PChar; lpKeyName: PChar; lpDefault: PChar;
lpReturnedString: PChar; nSize: DWORD): DWORD; stdcall; external 'kernel32' Name 'GetProfileStringA';
//function PrintDlg(lppd: PtagPD): BOOL; stdcall; external 'comdlg32.dll' Name 'PrintDlgA';
function PrintDlgW(lppd: PTagPD): BOOL; stdcall; external 'comdlg32.dll' name 'PrintDlgW';
//function PageSetupDlg(lppd: PtagPSD): BOOL; stdcall; external 'comdlg32.dll' Name 'PageSetupDlgA';
function PageSetupDlgW(lppd: PtagPSD): BOOL; stdcall; external 'comdlg32.dll' Name 'PageSetupDlgW';
function CommDlgExtendedError: DWORD; stdcall; external 'comdlg32.dll' Name 'CommDlgExtendedError';
//function CreateIC(lpszDriver, lpszDevice, lpszOutput: PChar; lpdvmInit: PDeviceMode): HDC; stdcall; external 'gdi32.dll' Name 'CreateICA';
function CreateICW(lpszDriver, lpszDevice, lpszOutput: pwidechar; lpdvmInit: PDeviceModeW): HDC; stdcall; external 'gdi32.dll' Name 'CreateICW';
//function CreateDC(lpszDriver, lpszDevice, lpszOutput: PChar; lpdvmInit: PDeviceMode): HDC; stdcall; external 'gdi32.dll' Name 'CreateDCA';
function CreateDCW(lpszDriver, lpszDevice, lpszOutput: pwidechar; lpdvmInit: PDeviceModeW): HDC; stdcall; external 'gdi32.dll' Name 'CreateDCW';
function DeleteDC(DC: HDC): BOOL; stdcall; external 'gdi32.dll' Name 'DeleteDC';
function StartDoc(DC: HDC; Inf: PDocInfo): integer; stdcall; external 'gdi32.dll' Name 'StartDocA';
function EndDoc(DC: HDC): integer; stdcall; external 'gdi32.dll' Name 'EndDoc';
function StartPage(DC: HDC): integer; stdcall; external 'gdi32.dll' Name 'StartPage';
function EndPage(DC: HDC): integer; stdcall; external 'gdi32.dll' Name 'EndPage';
function AbortDoc(DC: HDC): integer; stdcall; external 'gdi32.dll' Name 'AbortDoc';
function GlobalFree(HMem: HGlobal): HGlobal; stdcall; external 'kernel32.dll' Name 'GlobalFree';
// todo: remove when WinSpool.pp will be released with fpc
//function OpenPrinter(_para1:LPSTR; _para2:PHANDLE; _para3:LPPRINTER_DEFAULTSA):BOOL;stdcall; external LibWinSpool name 'OpenPrinterA';
function OpenPrinterW(_para1:pwidechar; _para2:PHANDLE; _para3:LPPRINTER_DEFAULTSW):BOOL;stdcall; external LibWinSpool name 'OpenPrinterW';
function ClosePrinter(_para1:HANDLE):BOOL;stdcall; external LibWinSpool Name 'ClosePrinter';
//function DocumentProperties(_para1:HWND; _para2:HANDLE; _para3:LPSTR; _para4:PDEVMODE; _para5:PDEVMODE; _para6:DWORD):LONG;stdcall; external LibWinSpool name 'DocumentPropertiesA';
function DocumentPropertiesW(_para1:HWND; _para2:HANDLE; _para3:pwidechar; _para4:PDEVMODEW; _para5:PDEVMODEW; _para6:DWORD):LONG;stdcall; external LibWinSpool name 'DocumentPropertiesW';
//function EnumPrinters(_para1:DWORD; _para2:LPSTR; _para3:DWORD; _para4:PBYTE; _para5:DWORD; _para6:PDWORD; _para7:PDWORD):BOOL;stdcall; external LibWinSpool name 'EnumPrintersA';
function EnumPrintersW(_para1:DWORD; _para2:Pwidechar; _para3:DWORD; _para4:PBYTE; _para5:DWORD; _para6:PDWORD; _para7:PDWORD):BOOL;stdcall; external LibWinSpool name 'EnumPrintersW';
function GetPrinter(_para1:HANDLE; _para2:DWORD; _para3:PBYTE; _para4:DWORD; _para5:PDWORD):BOOL;stdcall; external LibWinSpool name 'GetPrinterA';
function StartDocPrinter(hPrinter: THANDLE; Level: DWORD; DocInfo: PByte): DWORD; stdcall; external LibWinSpool Name 'StartDocPrinterA';
function StartPagePrinter(_para1:HANDLE):BOOL;stdcall; external LibWinSpool name 'StartPagePrinter';
function EndDocPrinter(hprinter: THANDLE): BOOL; stdcall; external LibWinSpool Name 'EndDocPrinter';
function EndPagePrinter(hprinter: THANDLE): BOOL; stdcall; external LibWinSpool Name 'EndPagePrinter';
function AbortPrinter(hPrinter: THANDLE): BOOL; stdcall; external LibWinSpool Name 'AbortPrinter';
function WritePrinter(hPrinter: THANDLE; Buffer: Pointer; Count: DWord; Written: PDWORD): BOOL; stdcall; external LibWinSpool Name 'WritePrinter';
function ResetDCW(DC: HDC; const p2: TDeviceModeW):HDC; stdcall; external 'gdi32.dll' name 'ResetDCW';
implementation
{ TPrinterDevice }
destructor TPrinterDevice.Destroy;
begin
ReallocMem(DevModeW, 0);
inherited Destroy;
end;
end.
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