1/* GTK - The GIMP Toolkit
2 * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
3 * Copyright (C) 1998 Elliot Lee
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/*
22 * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
23 * file for a list of people on the GTK+ Team. See the ChangeLog
24 * files for a list of changes. These files are distributed with
25 * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
26 */
27
28/* The GtkHandleBox is to allow widgets to be dragged in and out of
29 * their parents.
30 */
31
32#ifndef __GTK_HANDLE_BOX_H__
33#define __GTK_HANDLE_BOX_H__
34
35
36#if defined(GTK_DISABLE_SINGLE_INCLUDES) && !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)
37#error "Only <gtk/gtk.h> can be included directly."
38#endif
39
40#include <gtk/gtkbin.h>
41
42
43G_BEGIN_DECLS
44
45#define GTK_TYPE_HANDLE_BOX (gtk_handle_box_get_type ())
46#define GTK_HANDLE_BOX(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_HANDLE_BOX, GtkHandleBox))
47#define GTK_HANDLE_BOX_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_HANDLE_BOX, GtkHandleBoxClass))
48#define GTK_IS_HANDLE_BOX(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_HANDLE_BOX))
49#define GTK_IS_HANDLE_BOX_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_HANDLE_BOX))
50#define GTK_HANDLE_BOX_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_HANDLE_BOX, GtkHandleBoxClass))
51
52
53typedef struct _GtkHandleBox GtkHandleBox;
54typedef struct _GtkHandleBoxClass GtkHandleBoxClass;
55
56struct _GtkHandleBox
57{
58 GtkBin bin;
59
60 GdkWindow *GSEAL (bin_window); /* parent window for children */
61 GdkWindow *GSEAL (float_window);
62 GtkShadowType GSEAL (shadow_type);
63 guint GSEAL (handle_position) : 2;
64 guint GSEAL (float_window_mapped) : 1;
65 guint GSEAL (child_detached) : 1;
66 guint GSEAL (in_drag) : 1;
67 guint GSEAL (shrink_on_detach) : 1;
68
69 signed int GSEAL (snap_edge : 3); /* -1 == unset */
70
71 /* Variables used during a drag
72 */
73 gint GSEAL (deskoff_x); /* Offset between root relative coords */
74 gint GSEAL (deskoff_y); /* and deskrelative coords */
75
76 GtkAllocation GSEAL (attach_allocation);
77 GtkAllocation GSEAL (float_allocation);
78};
79
80struct _GtkHandleBoxClass
81{
82 GtkBinClass parent_class;
83
84 void (*child_attached) (GtkHandleBox *handle_box,
85 GtkWidget *child);
86 void (*child_detached) (GtkHandleBox *handle_box,
87 GtkWidget *child);
88
89 /* Padding for future expansion */
90 void (*_gtk_reserved1) (void);
91 void (*_gtk_reserved2) (void);
92 void (*_gtk_reserved3) (void);
93 void (*_gtk_reserved4) (void);
94};
95
96
97GType gtk_handle_box_get_type (void) G_GNUC_CONST;
98GtkWidget* gtk_handle_box_new (void);
99void gtk_handle_box_set_shadow_type (GtkHandleBox *handle_box,
100 GtkShadowType type);
101GtkShadowType gtk_handle_box_get_shadow_type (GtkHandleBox *handle_box);
102void gtk_handle_box_set_handle_position (GtkHandleBox *handle_box,
103 GtkPositionType position);
104GtkPositionType gtk_handle_box_get_handle_position(GtkHandleBox *handle_box);
105void gtk_handle_box_set_snap_edge (GtkHandleBox *handle_box,
106 GtkPositionType edge);
107GtkPositionType gtk_handle_box_get_snap_edge (GtkHandleBox *handle_box);
108gboolean gtk_handle_box_get_child_detached (GtkHandleBox *handle_box);
109
110G_END_DECLS
111
112#endif /* __GTK_HANDLE_BOX_H__ */
113