source: mainline/uspace/lib/display/private/display.h

Last change on this file was 4ac11ff, checked in by Jiri Svoboda <jiri@…>, 5 years ago

Make display_t and display_window_t declaration opaque

  • Property mode set to 100644
File size: 2.4 KB
Line 
1/*
2 * Copyright (c) 2019 Jiri Svoboda
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * - Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * - Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * - The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29/** @addtogroup libdisplay
30 * @{
31 */
32/** @file
33 */
34
35#ifndef _LIBDISPLAY_PRIVATE_DISPLAY_H_
36#define _LIBDISPLAY_PRIVATE_DISPLAY_H_
37
38#include <adt/list.h>
39#include <async.h>
40#include <fibril_synch.h>
41#include <io/kbd_event.h>
42#include <io/pos_event.h>
43#include <stdbool.h>
44#include <stddef.h>
45#include <stdint.h>
46
47/** Display server session structure */
48struct display {
49 /** Session with display server */
50 async_sess_t *sess;
51 /** Synchronize access to display object */
52 fibril_mutex_t lock;
53 /** @c true if callback handler terminated */
54 bool cb_done;
55 /** Signalled when cb_done or ev_pending is changed */
56 fibril_condvar_t cv;
57 /** Windows (of display_window_t) */
58 list_t windows;
59};
60
61/** Display window structure */
62struct display_window {
63 /** Display associated with the window */
64 display_t *display;
65 /** Link to @c display->windows */
66 link_t lwindows;
67 /** Window ID */
68 sysarg_t id;
69 /** Callback functions */
70 display_wnd_cb_t *cb;
71 /** Argument to callback functions */
72 void *cb_arg;
73};
74
75#endif
76
77/** @}
78 */
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