1 /* GTK - The GIMP Toolkit
2  * gtkprintoperationpreview.h: 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, see <http://www.gnu.org/licenses/>.
17  */
18 
19 #ifndef __GTK_PRINT_OPERATION_PREVIEW_H__
20 #define __GTK_PRINT_OPERATION_PREVIEW_H__
21 
22 #if !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)
23 #error "Only <gtk/gtk.h> can be included directly."
24 #endif
25 
26 #include <cairo.h>
27 #include <gtk/gtkprintcontext.h>
28 
29 G_BEGIN_DECLS
30 
31 #define GTK_TYPE_PRINT_OPERATION_PREVIEW                  (gtk_print_operation_preview_get_type ())
32 #define GTK_PRINT_OPERATION_PREVIEW(obj)                  (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_PRINT_OPERATION_PREVIEW, GtkPrintOperationPreview))
33 #define GTK_IS_PRINT_OPERATION_PREVIEW(obj)               (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_PRINT_OPERATION_PREVIEW))
34 #define GTK_PRINT_OPERATION_PREVIEW_GET_IFACE(obj)        (G_TYPE_INSTANCE_GET_INTERFACE ((obj), GTK_TYPE_PRINT_OPERATION_PREVIEW, GtkPrintOperationPreviewIface))
35 
36 typedef struct _GtkPrintOperationPreview      GtkPrintOperationPreview;      /*dummy typedef */
37 typedef struct _GtkPrintOperationPreviewIface GtkPrintOperationPreviewIface;
38 
39 
40 struct _GtkPrintOperationPreviewIface
41 {
42   GTypeInterface g_iface;
43 
44   /* signals */
45   void              (*ready)          (GtkPrintOperationPreview *preview,
46 				       GtkPrintContext          *context);
47   void              (*got_page_size)  (GtkPrintOperationPreview *preview,
48 				       GtkPrintContext          *context,
49 				       GtkPageSetup             *page_setup);
50 
51   /* methods */
52   void              (*render_page)    (GtkPrintOperationPreview *preview,
53 				       gint                      page_nr);
54   gboolean          (*is_selected)    (GtkPrintOperationPreview *preview,
55 				       gint                      page_nr);
56   void              (*end_preview)    (GtkPrintOperationPreview *preview);
57 
58   /* Padding for future expansion */
59   void (*_gtk_reserved1) (void);
60   void (*_gtk_reserved2) (void);
61   void (*_gtk_reserved3) (void);
62   void (*_gtk_reserved4) (void);
63   void (*_gtk_reserved5) (void);
64   void (*_gtk_reserved6) (void);
65   void (*_gtk_reserved7) (void);
66   void (*_gtk_reserved8) (void);
67 };
68 
69 GDK_AVAILABLE_IN_ALL
70 GType   gtk_print_operation_preview_get_type       (void) G_GNUC_CONST;
71 
72 GDK_AVAILABLE_IN_ALL
73 void     gtk_print_operation_preview_render_page (GtkPrintOperationPreview *preview,
74 						  gint                      page_nr);
75 GDK_AVAILABLE_IN_ALL
76 void     gtk_print_operation_preview_end_preview (GtkPrintOperationPreview *preview);
77 GDK_AVAILABLE_IN_ALL
78 gboolean gtk_print_operation_preview_is_selected (GtkPrintOperationPreview *preview,
79 						  gint                      page_nr);
80 
81 G_END_DECLS
82 
83 #endif /* __GTK_PRINT_OPERATION_PREVIEW_H__ */
84