jcs.org
fork of PCE focusing on macplus, supporting DaynaPort SCSI network emulation
1/*****************************************************************************
2 * pce *
3 *****************************************************************************/
4
5/*****************************************************************************
6 * File name: src/drivers/video/null.c *
7 * Created: 2003-10-18 by Hampa Hug <hampa@hampa.ch> *
8 * Copyright: (C) 2003-2015 Hampa Hug <hampa@hampa.ch> *
9 *****************************************************************************/
10
11/*****************************************************************************
12 * This program is free software. You can redistribute it and / or modify it *
13 * under the terms of the GNU General Public License version 2 as published *
14 * by the Free Software Foundation. *
15 * *
16 * This program is distributed in the hope that it will be useful, but *
17 * WITHOUT ANY WARRANTY, without even the implied warranty of *
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General *
19 * Public License for more details. *
20 *****************************************************************************/
21
22
23#include <stdlib.h>
24#include <string.h>
25
26#include <drivers/video/terminal.h>
27#include <drivers/video/null.h>
28
29
30static
31void null_free (null_t *nt)
32{
33}
34
35static
36void null_del (null_t *nt)
37{
38 if (nt != NULL) {
39 null_free (nt);
40 free (nt);
41 }
42}
43
44static
45int null_open (null_t *nt, unsigned w, unsigned h)
46{
47 return (0);
48}
49
50static
51int null_close (null_t *nt)
52{
53 return (0);
54}
55
56static
57int null_set_msg_trm (null_t *nt, const char *msg, const char *val)
58{
59 if (strcmp (msg, "term.grab") == 0) {
60 return (0);
61 }
62 else if (strcmp (msg, "term.release") == 0) {
63 return (0);
64 }
65 else if (strcmp (msg, "term.title") == 0) {
66 return (0);
67 }
68 else if (strcmp (msg, "term.fullscreen.toggle") == 0) {
69 return (0);
70 }
71 else if (strcmp (msg, "term.fullscreen") == 0) {
72 return (0);
73 }
74
75 return (-1);
76}
77
78static
79void null_update (null_t *vt)
80{
81}
82
83static
84void null_check (null_t *vt)
85{
86}
87
88static
89void null_init (null_t *nt, ini_sct_t *ini)
90{
91 trm_init (&nt->trm, nt);
92
93 nt->trm.del = (void *) null_del;
94 nt->trm.open = (void *) null_open;
95 nt->trm.close = (void *) null_close;
96 nt->trm.set_msg_trm = (void *) null_set_msg_trm;
97 nt->trm.update = (void *) null_update;
98 nt->trm.check = (void *) null_check;
99}
100
101terminal_t *null_new (ini_sct_t *ini)
102{
103 null_t *nt;
104
105 nt = malloc (sizeof (null_t));
106 if (nt == NULL) {
107 return (NULL);
108 }
109
110 null_init (nt, ini);
111
112 return (&nt->trm);
113}