widget/gtk/nsDeviceContextSpecG.h

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* This Source Code Form is subject to the terms of the Mozilla Public
   3  * License, v. 2.0. If a copy of the MPL was not distributed with this
   4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   5
   6 #ifndef nsDeviceContextSpecGTK_h___
   7 #define nsDeviceContextSpecGTK_h___
   8
   9 struct JSContext;
  10
  11 #include "nsIDeviceContextSpec.h"
  12 #include "nsIPrinterList.h"
  13 #include "nsIPrintSettings.h"
  14 #include "nsCOMPtr.h"
  15 #include "nsString.h"
  16 #include "mozilla/Attributes.h"
  17
  18 #include "nsCRT.h" /* should be <limits.h>? */
  19
  20 #include <gtk/gtk.h>
  21 #include <gtk/gtkunixprint.h>
  22
  23 #define NS_PORTRAIT 0
  24 #define NS_LANDSCAPE 1
  25
  26 class nsPrintSettingsGTK;
  27
  28 class nsDeviceContextSpecGTK : public nsIDeviceContextSpec {
  29  public:
  30   nsDeviceContextSpecGTK();
  31
  32   NS_DECL_ISUPPORTS
  33
  34   already_AddRefed<PrintTarget> MakePrintTarget() final;
  35
  36   NS_IMETHOD Init(nsIWidget* aWidget, nsIPrintSettings* aPS,
  37                   bool aIsPrintPreview) override;
  38   NS_IMETHOD BeginDocument(const nsAString& aTitle,
  39                            const nsAString& aPrintToFileName,
  40                            int32_t aStartPage, int32_t aEndPage) override;
  41   NS_IMETHOD EndDocument() override;
  42   NS_IMETHOD BeginPage() override { return NS_OK; }
  43   NS_IMETHOD EndPage() override { return NS_OK; }
  44
  45  protected:
  46   virtual ~nsDeviceContextSpecGTK();
  47   nsCOMPtr<nsPrintSettingsGTK> mPrintSettings;
  48   bool mToPrinter : 1; /* If true, print to printer */
  49   GtkPrintSettings* mGtkPrintSettings;
  50   GtkPageSetup* mGtkPageSetup;
  51
  52   nsCString mSpoolName;
  53   nsCOMPtr<nsIFile> mSpoolFile;
  54   nsCString mTitle;
  55
  56  private:
  57   void EnumeratePrinters();
  58   void StartPrintJob();
  59   static gboolean PrinterEnumerator(GtkPrinter* aPrinter, gpointer aData);
  60 };
  61
  62 #endif /* !nsDeviceContextSpecGTK_h___ */