prntseh.int

来自「delphi控件源码,第三方空间 ,第三方空间」· INT 代码 · 共 81 行

{*******************************************************}
{                                                       }
{                       EhLib v3.6                      }
{                 TVirtualPrinter object                }
{                                                       }
{   Copyright (c) 1998-2004 by Dmitry V. Bolshakov      }
{                                                       }
{*******************************************************}

unit PrntsEh {$IFDEF CIL} platform{$ENDIF};

interface

uses
  Windows, Messages, SysUtils, Classes, Graphics, Controls, Printers;

type

  TVirtualPrinter = class(TObject)
  protected
    function GetAborted: Boolean; virtual;
    function GetCanvas: TCanvas; virtual;
    function GetCapabilities: TPrinterCapabilities; virtual;
    function GetFonts: TStrings; virtual;
    function GetHandle: HDC; virtual;
    function GetNumCopies: Integer; virtual;
    function GetOrientation: TPrinterOrientation; virtual;
    function GetPageHeight: Integer; virtual;
    function GetPageWidth: Integer; virtual;
    function GetPageNumber: Integer; virtual;
    function GetPrinting: Boolean; virtual;
    function GetTitle: String; virtual;
    function GetFullPageWidth: Integer; virtual;
    function GetFullPageHeight: Integer; virtual;
    function GetPrinterIndex: Integer; virtual;
    function GetPrinters: TStrings; virtual;
    function GetPixelsPerInchX: Integer; virtual;
    function GetPixelsPerInchY: Integer; virtual;
    procedure SetPrinterIndex(const Value: Integer); virtual;
    procedure SetNumCopies(const Value: Integer); virtual;
    procedure SetOrientation(const Value: TPrinterOrientation); virtual;
    procedure SetTitle(const Value: string); virtual;
  public
    constructor Create;
    destructor Destroy; override;
    procedure Abort; virtual;
    procedure BeginDoc; virtual;
    procedure EndDoc; virtual;
    procedure NewPage; virtual;
{$IFDEF CIL}
    procedure GetPrinter(ADevice, ADriver, APort: String; var ADeviceMode: IntPtr); virtual;
    procedure SetPrinter(ADevice, ADriver, APort: String; ADeviceMode: IntPtr); virtual;
{$ELSE}
    procedure GetPrinter(ADevice, ADriver, APort: PChar; var ADeviceMode: THandle); virtual;
    procedure SetPrinter(ADevice, ADriver, APort: PChar; ADeviceMode: THandle); virtual;
{$ENDIF}
    property Aborted: Boolean read GetAborted;
    property Canvas: TCanvas read GetCanvas;
    property Capabilities: TPrinterCapabilities read GetCapabilities;
    property Copies: Integer read GetNumCopies write SetNumCopies;
    property Fonts: TStrings read GetFonts;
    property Handle: HDC read GetHandle;
    property Orientation: TPrinterOrientation read GetOrientation write SetOrientation;
    property PageHeight: Integer read GetPageHeight;
    property PageWidth: Integer read GetPageWidth;
    property PageNumber: Integer read GetPageNumber;
    property PrinterIndex: Integer read GetPrinterIndex write SetPrinterIndex;
    property FullPageWidth: Integer read GetFullPageWidth;
    property FullPageHeight: Integer read GetFullPageHeight;
    property Printing: Boolean read GetPrinting;
    property Printers: TStrings read GetPrinters;
    property Title: String read GetTitle write SetTitle;
    property PixelsPerInchX: Integer read GetPixelsPerInchX;
    property PixelsPerInchY: Integer read GetPixelsPerInchY;
  end;

var
  VirtualPrinter: TVirtualPrinter;
//  PrinterPreview:TPrinterPreview;

implementation