Pileus Git - ~andy/gtk/blob - gtk/gtkprintoperationpreview.c

   1 /* GTK - The GIMP Toolkit
   2  * gtkprintoperationpreview.c: Abstract print preview interface
   3  * Copyright (C) 2006, Red Hat, Inc.
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the
  17  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  18  * Boston, MA 02111-1307, USA.
  19  */
  20
  21 #include "config.h"
  22
  23 #include "gtkprintoperationpreview.h"
  24 #include "gtkmarshalers.h"
  25 #include "gtkintl.h"
  26 #include "gtkalias.h"
  27
  28
  29 static void gtk_print_operation_preview_base_init (gpointer g_iface);
  30
  31 GType
  32 gtk_print_operation_preview_get_type (void)
  33 {
  34   static GType print_operation_preview_type = 0;
  35
  36   if (!print_operation_preview_type)
  37     {
  38       static const GTypeInfo print_operation_preview_info =
  39       {
  40         sizeof (GtkPrintOperationPreviewIface), /* class_size */
  41         gtk_print_operation_preview_base_init,   /* base_init */
  42         NULL,           /* base_finalize */
  43         NULL,
  44         NULL,           /* class_finalize */
  45         NULL,           /* class_data */
  46         0,
  47         0,              /* n_preallocs */
  48         NULL
  49       };
  50
  51       print_operation_preview_type =
  52         g_type_register_static (G_TYPE_INTERFACE, I_("GtkPrintOperationPreview"),
  53                                 &print_operation_preview_info, 0);
  54
  55       g_type_interface_add_prerequisite (print_operation_preview_type, G_TYPE_OBJECT);
  56     }
  57
  58   return print_operation_preview_type;
  59 }
  60
  61 static void
  62 gtk_print_operation_preview_base_init (gpointer g_iface)
  63 {
  64   static gboolean initialized = FALSE;
  65
  66   if (!initialized)
  67     {
  68       g_signal_new (I_("ready"),
  69                     GTK_TYPE_PRINT_OPERATION_PREVIEW,
  70                     G_SIGNAL_RUN_LAST,
  71                     G_STRUCT_OFFSET (GtkPrintOperationPreviewIface, ready),
  72                     NULL, NULL,
  73                     g_cclosure_marshal_VOID__OBJECT,
  74                     G_TYPE_NONE, 1,
  75                     G_TYPE_OBJECT);
  76
  77       g_signal_new (I_("got-page-size"),
  78                     GTK_TYPE_PRINT_OPERATION_PREVIEW,
  79                     G_SIGNAL_RUN_LAST,
  80                     G_STRUCT_OFFSET (GtkPrintOperationPreviewIface, ready),
  81                     NULL, NULL,
  82                     _gtk_marshal_VOID__OBJECT_OBJECT,
  83                     G_TYPE_NONE, 2,
  84                     GTK_TYPE_PRINT_CONTEXT,
  85                     GTK_TYPE_PAGE_SETUP);
  86
  87       initialized = TRUE;
  88     }
  89 }
  90
  91
  92 void
  93 gtk_print_operation_preview_render_page (GtkPrintOperationPreview *preview,
  94                                          gint                      page_nr)
  95 {
  96   g_return_if_fail (GTK_IS_PRINT_OPERATION_PREVIEW (preview));
  97
  98   GTK_PRINT_OPERATION_PREVIEW_GET_IFACE (preview)->render_page (preview,
  99                                                                 page_nr);
 100 }
 101
 102 void
 103 gtk_print_operation_preview_end_preview (GtkPrintOperationPreview *preview)
 104 {
 105   g_return_if_fail (GTK_IS_PRINT_OPERATION_PREVIEW (preview));
 106
 107   GTK_PRINT_OPERATION_PREVIEW_GET_IFACE (preview)->end_preview (preview);
 108 }
 109
 110 gboolean
 111 gtk_print_operation_preview_is_selected (GtkPrintOperationPreview *preview,
 112                                          gint                      page_nr)
 113 {
 114   g_return_if_fail (GTK_IS_PRINT_OPERATION_PREVIEW (preview));
 115
 116   return GTK_PRINT_OPERATION_PREVIEW_GET_IFACE (preview)->is_selected (preview, page_nr);
 117 }
 118
 119
 120 #define __GTK_PRINT_OPERATION_PREVIEW_C__
 121 #include "gtkaliasdef.c"