1 /*
2  * This program is free software; you can redistribute it and/or modify it
3  * under the terms of the GNU Lesser General Public License as published by
4  * the Free Software Foundation.
5  *
6  * This program is distributed in the hope that it will be useful, but
7  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
8  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
9  * for more details.
10  *
11  * You should have received a copy of the GNU Lesser General Public License
12  * along with this program; if not, see <http://www.gnu.org/licenses/>.
13  *
14  *
15  * Authors:
16  *		Chris Lahey <clahey@ximian.com>
17  *
18  * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
19  *
20  */
21 
22 #if !defined (__E_UTIL_H_INSIDE__) && !defined (LIBEUTIL_COMPILATION)
23 #error "Only <e-util/e-util.h> should be included directly."
24 #endif
25 
26 #ifndef E_CANVAS_VBOX_H
27 #define E_CANVAS_VBOX_H
28 
29 #include <gtk/gtk.h>
30 #include <libgnomecanvas/gnome-canvas.h>
31 
32 /* Standard GObject macros */
33 #define E_TYPE_CANVAS_VBOX \
34 	(e_canvas_vbox_get_type ())
35 #define E_CANVAS_VBOX(obj) \
36 	(G_TYPE_CHECK_INSTANCE_CAST \
37 	((obj), E_TYPE_CANVAS_VBOX, ECanvasVbox))
38 #define E_CANVAS_VBOX_CLASS(cls) \
39 	(G_TYPE_CHECK_CLASS_CAST \
40 	((cls), E_TYPE_CANVAS_VBOX, ECanvasVboxClass))
41 #define E_IS_CANVAS_VBOX(obj) \
42 	(G_TYPE_CHECK_INSTANCE_TYPE \
43 	((obj), E_TYPE_CANVAS_VBOX))
44 #define E_IS_CANVAS_VBOX_CLASS(cls) \
45 	(G_TYPE_CHECK_CLASS_TYPE \
46 	((cls), E_TYPE_CANVAS_VBOX))
47 #define E_CANVAS_VBOX_GET_CLASS(obj) \
48 	(G_TYPE_INSTANCE_GET_CLASS \
49 	((obj), E_TYPE_CANVAS_VBOX, ECanvasVboxClass))
50 
51 G_BEGIN_DECLS
52 
53 typedef struct _ECanvasVbox ECanvasVbox;
54 typedef struct _ECanvasVboxClass ECanvasVboxClass;
55 
56 struct _ECanvasVbox {
57 	GnomeCanvasGroup parent;
58 
59 	/* item specific fields */
60 	GList *items; /* Of type GnomeCanvasItem */
61 
62 	gdouble width;
63 	gdouble minimum_width;
64 	gdouble height;
65 	gdouble spacing;
66 };
67 
68 struct _ECanvasVboxClass {
69 	GnomeCanvasGroupClass parent_class;
70 
71 	void		(*add_item)		(ECanvasVbox *canvas_vbox,
72 						 GnomeCanvasItem *item);
73 	void		(*add_item_start)	(ECanvasVbox *canvas_vbox,
74 						 GnomeCanvasItem *item);
75 };
76 
77 /*
78  * To be added to a CanvasVbox, an item must have the argument "width" as
79  * a Read/Write argument and "height" as a Read Only argument.  It
80  * should also do an ECanvas parent CanvasVbox request if its size
81  * changes.
82  */
83 GType		e_canvas_vbox_get_type		(void) G_GNUC_CONST;
84 void		e_canvas_vbox_add_item		(ECanvasVbox *canvas_vbox,
85 						 GnomeCanvasItem *item);
86 void		e_canvas_vbox_add_item_start	(ECanvasVbox *canvas_vbox,
87 						 GnomeCanvasItem *item);
88 
89 G_END_DECLS
90 
91 #endif /* E_CANVAS_VBOX_H */
92