summaryrefslogtreecommitdiffstats
path: root/ui/sdl2-input.c
blob: a1973fc2e0c04aa05381ccacd12675777e1796e2 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
/*
 * QEMU SDL display driver
 *
 * Copyright (c) 2003 Fabrice Bellard
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
/* Ported SDL 1.2 code to 2.0 by Dave Airlie. */

/* Avoid compiler warning because macro is redefined in SDL_syswm.h. */
#undef WIN32_LEAN_AND_MEAN

#include <SDL.h>
#include <SDL_syswm.h>

#include "qemu-common.h"
#include "ui/console.h"
#include "ui/input.h"
#include "ui/sdl2.h"
#include "sysemu/sysemu.h"

#include "sdl2-keymap.h"

static uint8_t modifiers_state[SDL_NUM_SCANCODES];

void sdl2_reset_keys(struct sdl2_console *scon)
{
    QemuConsole *con = scon ? scon->dcl.con : NULL;
    int i;

    for (i = 0; i < SDL_NUM_SCANCODES; i++) {
        if (modifiers_state[i]) {
            int qcode = sdl2_scancode_to_qcode[i];
            qemu_input_event_send_key_qcode(con, qcode, false);
            modifiers_state[i] = 0;
        }
    }
}

void sdl2_process_key(struct sdl2_console *scon,
                      SDL_KeyboardEvent *ev)
{
    int qcode = sdl2_scancode_to_qcode[ev->keysym.scancode];
    QemuConsole *con = scon ? scon->dcl.con : NULL;

    if (!qemu_console_is_graphic(con)) {
        if (ev->type == SDL_KEYDOWN) {
            switch (ev->keysym.scancode) {
            case SDL_SCANCODE_RETURN:
                kbd_put_keysym_console(con, '\n');
                break;
            case SDL_SCANCODE_BACKSPACE:
                kbd_put_keysym_console(con, QEMU_KEY_BACKSPACE);
                break;
            default:
                kbd_put_qcode_console(con, qcode);
                break;
            }
        }
        return;
    }

    switch (ev->keysym.scancode) {
#if 0
    case SDL_SCANCODE_NUMLOCKCLEAR:
    case SDL_SCANCODE_CAPSLOCK:
        /* SDL does not send the key up event, so we generate it */
        qemu_input_event_send_key_qcode(con, qcode, true);
        qemu_input_event_send_key_qcode(con, qcode, false);
        return;
#endif
    case SDL_SCANCODE_LCTRL:
    case SDL_SCANCODE_LSHIFT:
    case SDL_SCANCODE_LALT:
    case SDL_SCANCODE_LGUI:
    case SDL_SCANCODE_RCTRL:
    case SDL_SCANCODE_RSHIFT:
    case SDL_SCANCODE_RALT:
    case SDL_SCANCODE_RGUI:
        if (ev->type == SDL_KEYUP) {
            modifiers_state[ev->keysym.scancode] = 0;
        } else {
            modifiers_state[ev->keysym.scancode] = 1;
        }
        /* fall though */
    default:
        qemu_input_event_send_key_qcode(con, qcode,
                                        ev->type == SDL_KEYDOWN);
    }
}
OpenPOWER on IntegriCloud