libs/gtkmm2/gtk/src/printoperation.ccg

   1 // -*- c++ -*-
   2 /* Copyright (C) 2006 The gtkmm Development Team
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Library General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Library General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Library General Public
  15  * License along with this library; if not, write to the Free
  16  * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17  */
  18
  19 #include <gtk/gtkprintoperation.h>
  20
  21 // This Signal Proxy allows the C++ coder to specify a sigc::slot instead of a static function.
  22
  23 static void
  24 SignalProxy_PrintSetupDone_gtk_callback(GtkPageSetup* page_setup, gpointer data)
  25 {
  26   const Gtk::SlotPrintSetupDone* the_slot = static_cast<Gtk::SlotPrintSetupDone*>(data);
  27
  28   #ifdef GLIBMM_EXCEPTIONS_ENABLED
  29   try
  30   {
  31   #endif //GLIBMM_EXCEPTIONS_ENABLED
  32     Glib::RefPtr<Gtk::PageSetup> ps = Glib::wrap(page_setup);
  33     (*the_slot)(ps);
  34   #ifdef GLIBMM_EXCEPTIONS_ENABLED
  35   }
  36   catch (...)
  37   {
  38     Glib::exception_handlers_invoke();
  39   }
  40   #endif //GLIBMM_EXCEPTIONS_ENABLED
  41
  42   delete the_slot;
  43 }
  44
  45 namespace Gtk
  46 {
  47
  48 PrintOperationResult
  49 #ifdef GLIBMM_EXCEPTIONS_ENABLED
  50 PrintOperation::run(PrintOperationAction action)
  51 #else
  52 PrintOperation::run(PrintOperationAction action, std::auto_ptr<Glib::Error>& error)
  53 #endif //GLIBMM_EXCEPTIONS_ENABLED
  54 {
  55   GError* gerror = 0;
  56   PrintOperationResult res =
  57     (PrintOperationResult)gtk_print_operation_run(this->gobj(), (GtkPrintOperationAction)action, 0, &gerror);
  58
  59   #ifdef GLIBMM_EXCEPTIONS_ENABLED
  60   if (res == PRINT_OPERATION_RESULT_ERROR)
  61   {
  62     gtk_print_operation_get_error(this->gobj(), &gerror);
  63     ::Glib::Error::throw_exception(gerror);
  64   }
  65   #else
  66   if (res == PRINT_OPERATION_RESULT_ERROR)
  67   {
  68     gtk_print_operation_get_error(this->gobj(), &gerror);
  69     error = ::Glib::Error::throw_exception(gerror);
  70   }
  71   #endif //GLIBMM_EXCEPTIONS_ENABLED
  72
  73   return res;
  74 }
  75
  76 Glib::RefPtr<PageSetup>
  77 run_page_setup_dialog(Window& parent,
  78                       const Glib::RefPtr<const PageSetup>& page_setup,
  79                       const Glib::RefPtr<const PrintSettings>& print_settings)
  80 {
  81   // Specify the exact type with template specialization, to avoid possible
  82   // ambiguities between the const and non-const versions of unwrap() reported
  83   // by Sun's compiler (specifying unwrap<const Object> was reported
  84   // not to work):
  85   return Glib::wrap(
  86     gtk_print_run_page_setup_dialog(
  87       parent.gobj(),
  88       const_cast<GtkPageSetup*>(Glib::unwrap<PageSetup>(page_setup)),
  89       const_cast<GtkPrintSettings*>(Glib::unwrap<PrintSettings>(print_settings))));
  90
  91 }
  92
  93 void
  94 run_page_setup_dialog_async(Window& parent,
  95                             const Glib::RefPtr<const PageSetup>& page_setup,
  96                             const Glib::RefPtr<const PrintSettings>& print_settings,
  97                             const SlotPrintSetupDone& slot)
  98 {
  99   SlotPrintSetupDone* slot_copy = new SlotPrintSetupDone(slot);
 100
 101   // Specify the exact type with template specialization, to avoid possible
 102   // ambiguities between the const and non-const versions of unwrap() reported
 103   // by Sun's compiler (specifying unwrap<const Object> was reported
 104   // not to work):
 105   gtk_print_run_page_setup_dialog_async(
 106     parent.gobj(),
 107     const_cast<GtkPageSetup*>(Glib::unwrap<PageSetup>(page_setup)),
 108     const_cast<GtkPrintSettings*>(Glib::unwrap<PrintSettings>(print_settings)),
 109     &SignalProxy_PrintSetupDone_gtk_callback,
 110     slot_copy);
 111 }
 112
 113 } // namespace Gtk