[qemu.git] / ui / curses.c

/*
 * QEMU curses/ncurses display driver
 * 
 * Copyright (c) 2005 Andrzej Zaborowski  <[email protected]>
 * 
 * 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.
 */
#include "qemu/osdep.h"

#ifndef _WIN32
#include <sys/ioctl.h>
#include <termios.h>
#endif

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

#define FONT_HEIGHT 16
#define FONT_WIDTH 8

static DisplayChangeListener *dcl;
static console_ch_t screen[160 * 100];
static WINDOW *screenpad = NULL;
static int width, height, gwidth, gheight, invalidate;
static int px, py, sminx, sminy, smaxx, smaxy;

chtype vga_to_curses[256];

static void curses_update(DisplayChangeListener *dcl,
                          int x, int y, int w, int h)
{
    chtype *line;

    line = ((chtype *) screen) + y * width;
    for (h += y; y < h; y ++, line += width)
        mvwaddchnstr(screenpad, y, 0, line, width);

    pnoutrefresh(screenpad, py, px, sminy, sminx, smaxy - 1, smaxx - 1);
    refresh();
}

static void curses_calc_pad(void)
{
    if (qemu_console_is_fixedsize(NULL)) {
        width = gwidth;
        height = gheight;
    } else {
        width = COLS;
        height = LINES;
    }

    if (screenpad)
        delwin(screenpad);

    clear();
    refresh();

    screenpad = newpad(height, width);

    if (width > COLS) {
        px = (width - COLS) / 2;
        sminx = 0;
        smaxx = COLS;
    } else {
        px = 0;
        sminx = (COLS - width) / 2;
        smaxx = sminx + width;
    }

    if (height > LINES) {
        py = (height - LINES) / 2;
        sminy = 0;
        smaxy = LINES;
    } else {
        py = 0;
        sminy = (LINES - height) / 2;
        smaxy = sminy + height;
    }
}

static void curses_resize(DisplayChangeListener *dcl,
                          int width, int height)
{
    if (width == gwidth && height == gheight) {
        return;
    }

    gwidth = width;
    gheight = height;

    curses_calc_pad();
}

#if !defined(_WIN32) && defined(SIGWINCH) && defined(KEY_RESIZE)
static volatile sig_atomic_t got_sigwinch;
static void curses_winch_check(void)
{
    struct winsize {
        unsigned short ws_row;
        unsigned short ws_col;
        unsigned short ws_xpixel;   /* unused */
        unsigned short ws_ypixel;   /* unused */
    } ws;

    if (!got_sigwinch) {
        return;
    }
    got_sigwinch = false;

    if (ioctl(1, TIOCGWINSZ, &ws) == -1) {
        return;
    }

    resize_term(ws.ws_row, ws.ws_col);
    invalidate = 1;
}

static void curses_winch_handler(int signum)
{
    got_sigwinch = true;
}

static void curses_winch_init(void)
{
    struct sigaction old, winch = {
        .sa_handler  = curses_winch_handler,
    };
    sigaction(SIGWINCH, &winch, &old);
}
#else
static void curses_winch_check(void) {}
static void curses_winch_init(void) {}
#endif

static void curses_cursor_position(DisplayChangeListener *dcl,
                                   int x, int y)
{
    if (x >= 0) {
        x = sminx + x - px;
        y = sminy + y - py;

        if (x >= 0 && y >= 0 && x < COLS && y < LINES) {
            move(y, x);
            curs_set(1);
            /* it seems that curs_set(1) must always be called before
             * curs_set(2) for the latter to have effect */
            if (!qemu_console_is_graphic(NULL)) {
                curs_set(2);
            }
            return;
        }
    }

    curs_set(0);
}

/* generic keyboard conversion */

#include "curses_keys.h"

static kbd_layout_t *kbd_layout = NULL;

static void curses_refresh(DisplayChangeListener *dcl)
{
    int chr, keysym, keycode, keycode_alt;

    curses_winch_check();

    if (invalidate) {
        clear();
        refresh();
        curses_calc_pad();
        graphic_hw_invalidate(NULL);
        invalidate = 0;
    }

    graphic_hw_text_update(NULL, screen);

    while (1) {
        /* while there are any pending key strokes to process */
        chr = getch();

        if (chr == ERR)
            break;

#ifdef KEY_RESIZE
        /* this shouldn't occur when we use a custom SIGWINCH handler */
        if (chr == KEY_RESIZE) {
            clear();
            refresh();
            curses_calc_pad();
            curses_update(dcl, 0, 0, width, height);
            continue;
        }
#endif

        keycode = curses2keycode[chr];
        keycode_alt = 0;

        /* alt key */
        if (keycode == 1) {
            int nextchr = getch();

            if (nextchr != ERR) {
                chr = nextchr;
                keycode_alt = ALT;
                keycode = curses2keycode[chr];

                if (keycode != -1) {
                    keycode |= ALT;

                    /* process keys reserved for qemu */
                    if (keycode >= QEMU_KEY_CONSOLE0 &&
                            keycode < QEMU_KEY_CONSOLE0 + 9) {
                        erase();
                        wnoutrefresh(stdscr);
                        console_select(keycode - QEMU_KEY_CONSOLE0);

                        invalidate = 1;
                        continue;
                    }
                }
            }
        }

        if (kbd_layout) {
            keysym = -1;
            if (chr < CURSES_KEYS)
                keysym = curses2keysym[chr];

            if (keysym == -1) {
                if (chr < ' ') {
                    keysym = chr + '@';
                    if (keysym >= 'A' && keysym <= 'Z')
                        keysym += 'a' - 'A';
                    keysym |= KEYSYM_CNTRL;
                } else
                    keysym = chr;
            }

            keycode = keysym2scancode(kbd_layout, keysym & KEYSYM_MASK);
            if (keycode == 0)
                continue;

            keycode |= (keysym & ~KEYSYM_MASK) >> 16;
            keycode |= keycode_alt;
        }

        if (keycode == -1)
            continue;

        if (qemu_console_is_graphic(NULL)) {
            /* since terminals don't know about key press and release
             * events, we need to emit both for each key received */
            if (keycode & SHIFT) {
                qemu_input_event_send_key_number(NULL, SHIFT_CODE, true);
                qemu_input_event_send_key_delay(0);
            }
            if (keycode & CNTRL) {
                qemu_input_event_send_key_number(NULL, CNTRL_CODE, true);
                qemu_input_event_send_key_delay(0);
            }
            if (keycode & ALT) {
                qemu_input_event_send_key_number(NULL, ALT_CODE, true);
                qemu_input_event_send_key_delay(0);
            }
            if (keycode & ALTGR) {
                qemu_input_event_send_key_number(NULL, GREY | ALT_CODE, true);
                qemu_input_event_send_key_delay(0);
            }

            qemu_input_event_send_key_number(NULL, keycode & KEY_MASK, true);
            qemu_input_event_send_key_delay(0);
            qemu_input_event_send_key_number(NULL, keycode & KEY_MASK, false);
            qemu_input_event_send_key_delay(0);

            if (keycode & ALTGR) {
                qemu_input_event_send_key_number(NULL, GREY | ALT_CODE, false);
                qemu_input_event_send_key_delay(0);
            }
            if (keycode & ALT) {
                qemu_input_event_send_key_number(NULL, ALT_CODE, false);
                qemu_input_event_send_key_delay(0);
            }
            if (keycode & CNTRL) {
                qemu_input_event_send_key_number(NULL, CNTRL_CODE, false);
                qemu_input_event_send_key_delay(0);
            }
            if (keycode & SHIFT) {
                qemu_input_event_send_key_number(NULL, SHIFT_CODE, false);
                qemu_input_event_send_key_delay(0);
            }
        } else {
            keysym = -1;
            if (chr < CURSES_KEYS) {
                keysym = curses2qemu[chr];
            }
            if (keysym == -1)
                keysym = chr;

            kbd_put_keysym(keysym);
        }
    }
}

static void curses_atexit(void)
{
    endwin();
}

static void curses_setup(void)
{
    int i, colour_default[8] = {
        [QEMU_COLOR_BLACK]   = COLOR_BLACK,
        [QEMU_COLOR_BLUE]    = COLOR_BLUE,
        [QEMU_COLOR_GREEN]   = COLOR_GREEN,
        [QEMU_COLOR_CYAN]    = COLOR_CYAN,
        [QEMU_COLOR_RED]     = COLOR_RED,
        [QEMU_COLOR_MAGENTA] = COLOR_MAGENTA,
        [QEMU_COLOR_YELLOW]  = COLOR_YELLOW,
        [QEMU_COLOR_WHITE]   = COLOR_WHITE,
    };

    /* input as raw as possible, let everything be interpreted
     * by the guest system */
    initscr(); noecho(); intrflush(stdscr, FALSE);
    nodelay(stdscr, TRUE); nonl(); keypad(stdscr, TRUE);
    start_color(); raw(); scrollok(stdscr, FALSE);

    /* Make color pair to match color format (3bits bg:3bits fg) */
    for (i = 0; i < 64; i++) {
        init_pair(i, colour_default[i & 7], colour_default[i >> 3]);
    }
    /* Set default color for more than 64 for safety. */
    for (i = 64; i < COLOR_PAIRS; i++) {
        init_pair(i, COLOR_WHITE, COLOR_BLACK);
    }

    /*
     * Setup mapping for vga to curses line graphics.
     * FIXME: for better font, have to use ncursesw and setlocale()
     */
#if 0
    /* FIXME: map from where? */
    ACS_S1;
    ACS_S3;
    ACS_S7;
    ACS_S9;
#endif
    /* ACS_* is not constant. So, we can't initialize statically. */
    vga_to_curses['\0'] = ' ';
    vga_to_curses[0x04] = ACS_DIAMOND;
    vga_to_curses[0x18] = ACS_UARROW;
    vga_to_curses[0x19] = ACS_DARROW;
    vga_to_curses[0x1a] = ACS_RARROW;
    vga_to_curses[0x1b] = ACS_LARROW;
    vga_to_curses[0x9c] = ACS_STERLING;
    vga_to_curses[0xb0] = ACS_BOARD;
    vga_to_curses[0xb1] = ACS_CKBOARD;
    vga_to_curses[0xb3] = ACS_VLINE;
    vga_to_curses[0xb4] = ACS_RTEE;
    vga_to_curses[0xbf] = ACS_URCORNER;
    vga_to_curses[0xc0] = ACS_LLCORNER;
    vga_to_curses[0xc1] = ACS_BTEE;
    vga_to_curses[0xc2] = ACS_TTEE;
    vga_to_curses[0xc3] = ACS_LTEE;
    vga_to_curses[0xc4] = ACS_HLINE;
    vga_to_curses[0xc5] = ACS_PLUS;
    vga_to_curses[0xce] = ACS_LANTERN;
    vga_to_curses[0xd8] = ACS_NEQUAL;
    vga_to_curses[0xd9] = ACS_LRCORNER;
    vga_to_curses[0xda] = ACS_ULCORNER;
    vga_to_curses[0xdb] = ACS_BLOCK;
    vga_to_curses[0xe3] = ACS_PI;
    vga_to_curses[0xf1] = ACS_PLMINUS;
    vga_to_curses[0xf2] = ACS_GEQUAL;
    vga_to_curses[0xf3] = ACS_LEQUAL;
    vga_to_curses[0xf8] = ACS_DEGREE;
    vga_to_curses[0xfe] = ACS_BULLET;
}

static void curses_keyboard_setup(void)
{
#if defined(__APPLE__)
    /* always use generic keymaps */
    if (!keyboard_layout)
        keyboard_layout = "en-us";
#endif
    if(keyboard_layout) {
        kbd_layout = init_keyboard_layout(name2keysym, keyboard_layout);
        if (!kbd_layout)
            exit(1);
    }
}

static const DisplayChangeListenerOps dcl_ops = {
    .dpy_name        = "curses",
    .dpy_text_update = curses_update,
    .dpy_text_resize = curses_resize,
    .dpy_refresh     = curses_refresh,
    .dpy_text_cursor = curses_cursor_position,
};

void curses_display_init(DisplayState *ds, int full_screen)
{
#ifndef _WIN32
    if (!isatty(1)) {
        fprintf(stderr, "We need a terminal output\n");
        exit(1);
    }
#endif

    curses_setup();
    curses_keyboard_setup();
    atexit(curses_atexit);

    curses_winch_init();

    dcl = g_new0(DisplayChangeListener, 1);
    dcl->ops = &dcl_ops;
    register_displaychangelistener(dcl);

    invalidate = 1;
}
Commit	Line	Data
4d3b6f6e AZ	1	/*
	2	* QEMU curses/ncurses display driver
	3	*
	4	* Copyright (c) 2005 Andrzej Zaborowski <[email protected]>
	5	*
	6	* Permission is hereby granted, free of charge, to any person obtaining a copy
	7	* of this software and associated documentation files (the "Software"), to deal
	8	* in the Software without restriction, including without limitation the rights
	9	* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
	10	* copies of the Software, and to permit persons to whom the Software is
	11	* furnished to do so, subject to the following conditions:
	12	*
	13	* The above copyright notice and this permission notice shall be included in
	14	* all copies or substantial portions of the Software.
	15	*
	16	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
	17	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
	18	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
	19	* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
	20	* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
	21	* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
	22	* THE SOFTWARE.
	23	*/
e16f4c87	24	#include "qemu/osdep.h"
4d3b6f6e AZ	25
4d3b6f6e AZ	26	#ifndef _WIN32
4d3b6f6e AZ	27	#include <sys/ioctl.h>
	28	#include <termios.h>
	29	#endif
	30
511d2b14	31	#include "qemu-common.h"
28ecbaee	32	#include "ui/console.h"
cd100328	33	#include "ui/input.h"
9c17d615	34	#include "sysemu/sysemu.h"
511d2b14	35
4d3b6f6e AZ	36	#define FONT_HEIGHT 16
	37	#define FONT_WIDTH 8
	38
7c20b4a3	39	static DisplayChangeListener *dcl;
c227f099	40	static console_ch_t screen[160 * 100];
4d3b6f6e AZ	41	static WINDOW *screenpad = NULL;
	42	static int width, height, gwidth, gheight, invalidate;
	43	static int px, py, sminx, sminy, smaxx, smaxy;
	44
e2368dc9 OH	45	chtype vga_to_curses[256];
e2368dc9 OH	46
7c20b4a3	47	static void curses_update(DisplayChangeListener *dcl,
7c20b4a3	48	int x, int y, int w, int h)
4d3b6f6e AZ	49	{
	50	chtype *line;
	51
	52	line = ((chtype ) screen) + y width;
	53	for (h += y; y < h; y ++, line += width)
	54	mvwaddchnstr(screenpad, y, 0, line, width);
	55
	56	pnoutrefresh(screenpad, py, px, sminy, sminx, smaxy - 1, smaxx - 1);
	57	refresh();
	58	}
	59
	60	static void curses_calc_pad(void)
	61	{
81c0d5a6	62	if (qemu_console_is_fixedsize(NULL)) {
4d3b6f6e AZ	63	width = gwidth;
	64	height = gheight;
	65	} else {
	66	width = COLS;
	67	height = LINES;
	68	}
	69
	70	if (screenpad)
	71	delwin(screenpad);
	72
	73	clear();
	74	refresh();
	75
	76	screenpad = newpad(height, width);
	77
	78	if (width > COLS) {
	79	px = (width - COLS) / 2;
	80	sminx = 0;
	81	smaxx = COLS;
	82	} else {
	83	px = 0;
	84	sminx = (COLS - width) / 2;
	85	smaxx = sminx + width;
	86	}
	87
	88	if (height > LINES) {
	89	py = (height - LINES) / 2;
	90	sminy = 0;
	91	smaxy = LINES;
	92	} else {
	93	py = 0;
	94	sminy = (LINES - height) / 2;
	95	smaxy = sminy + height;
	96	}
	97	}
	98
7c20b4a3	99	static void curses_resize(DisplayChangeListener *dcl,
7c20b4a3	100	int width, int height)
4d3b6f6e	101	{
a93a4a22	102	if (width == gwidth && height == gheight) {
4d3b6f6e	103	return;
a93a4a22	104	}
4d3b6f6e	105
a93a4a22 GH	106	gwidth = width;
a93a4a22 GH	107	gheight = height;
4d3b6f6e AZ	108
	109	curses_calc_pad();
	110	}
	111
032ac6f8 GH	112	#if !defined(_WIN32) && defined(SIGWINCH) && defined(KEY_RESIZE)
	113	static volatile sig_atomic_t got_sigwinch;
	114	static void curses_winch_check(void)
4d3b6f6e AZ	115	{
	116	struct winsize {
	117	unsigned short ws_row;
	118	unsigned short ws_col;
	119	unsigned short ws_xpixel; /* unused */
	120	unsigned short ws_ypixel; /* unused */
	121	} ws;
	122
032ac6f8 GH	123	if (!got_sigwinch) {
	124	return;
	125	}
	126	got_sigwinch = false;
	127
	128	if (ioctl(1, TIOCGWINSZ, &ws) == -1) {
4d3b6f6e	129	return;
032ac6f8	130	}
4d3b6f6e AZ	131
4d3b6f6e AZ	132	resize_term(ws.ws_row, ws.ws_col);
4d3b6f6e	133	invalidate = 1;
032ac6f8	134	}
4d3b6f6e	135
032ac6f8 GH	136	static void curses_winch_handler(int signum)
	137	{
	138	got_sigwinch = true;
4d3b6f6e	139	}
032ac6f8 GH	140
	141	static void curses_winch_init(void)
	142	{
	143	struct sigaction old, winch = {
	144	.sa_handler = curses_winch_handler,
	145	};
	146	sigaction(SIGWINCH, &winch, &old);
	147	}
	148	#else
	149	static void curses_winch_check(void) {}
	150	static void curses_winch_init(void) {}
4d3b6f6e AZ	151	#endif
4d3b6f6e AZ	152
7c20b4a3	153	static void curses_cursor_position(DisplayChangeListener *dcl,
7c20b4a3	154	int x, int y)
4d3b6f6e AZ	155	{
	156	if (x >= 0) {
	157	x = sminx + x - px;
	158	y = sminy + y - py;
	159
	160	if (x >= 0 && y >= 0 && x < COLS && y < LINES) {
	161	move(y, x);
	162	curs_set(1);
	163	/* it seems that curs_set(1) must always be called before
	164	* curs_set(2) for the latter to have effect */
81c0d5a6	165	if (!qemu_console_is_graphic(NULL)) {
4d3b6f6e	166	curs_set(2);
81c0d5a6	167	}
4d3b6f6e AZ	168	return;
	169	}
	170	}
	171
	172	curs_set(0);
	173	}
	174
	175	/* generic keyboard conversion */
	176
	177	#include "curses_keys.h"
4d3b6f6e	178
c227f099	179	static kbd_layout_t *kbd_layout = NULL;
4d3b6f6e	180
bc2ed970	181	static void curses_refresh(DisplayChangeListener *dcl)
4d3b6f6e	182	{
99a9ef44	183	int chr, keysym, keycode, keycode_alt;
4d3b6f6e	184
032ac6f8 GH	185	curses_winch_check();
032ac6f8 GH	186
4d3b6f6e AZ	187	if (invalidate) {
	188	clear();
	189	refresh();
	190	curses_calc_pad();
1dbfa005	191	graphic_hw_invalidate(NULL);
4d3b6f6e AZ	192	invalidate = 0;
	193	}
	194
1dbfa005	195	graphic_hw_text_update(NULL, screen);
4d3b6f6e	196
4d3b6f6e AZ	197	while (1) {
4d3b6f6e AZ	198	/* while there are any pending key strokes to process */
99a9ef44	199	chr = getch();
4d3b6f6e AZ	200
	201	if (chr == ERR)
	202	break;
	203
b1314cf9	204	#ifdef KEY_RESIZE
4d3b6f6e AZ	205	/* this shouldn't occur when we use a custom SIGWINCH handler */
	206	if (chr == KEY_RESIZE) {
	207	clear();
	208	refresh();
	209	curses_calc_pad();
bc2ed970	210	curses_update(dcl, 0, 0, width, height);
4d3b6f6e AZ	211	continue;
4d3b6f6e AZ	212	}
b1314cf9	213	#endif
4d3b6f6e AZ	214
4d3b6f6e AZ	215	keycode = curses2keycode[chr];
44bb61c8	216	keycode_alt = 0;
4d3b6f6e AZ	217
	218	/* alt key */
	219	if (keycode == 1) {
99a9ef44	220	int nextchr = getch();
4d3b6f6e AZ	221
4d3b6f6e AZ	222	if (nextchr != ERR) {
44bb61c8 ST	223	chr = nextchr;
44bb61c8 ST	224	keycode_alt = ALT;
99a9ef44	225	keycode = curses2keycode[chr];
4d3b6f6e	226
44bb61c8 ST	227	if (keycode != -1) {
44bb61c8 ST	228	keycode \|= ALT;
4d3b6f6e	229
44bb61c8 ST	230	/* process keys reserved for qemu */
	231	if (keycode >= QEMU_KEY_CONSOLE0 &&
	232	keycode < QEMU_KEY_CONSOLE0 + 9) {
	233	erase();
	234	wnoutrefresh(stdscr);
	235	console_select(keycode - QEMU_KEY_CONSOLE0);
4d3b6f6e	236
44bb61c8 ST	237	invalidate = 1;
	238	continue;
	239	}
4d3b6f6e AZ	240	}
	241	}
	242	}
	243
44bb61c8 ST	244	if (kbd_layout) {
	245	keysym = -1;
	246	if (chr < CURSES_KEYS)
	247	keysym = curses2keysym[chr];
	248
	249	if (keysym == -1) {
d03703c8 ST	250	if (chr < ' ') {
	251	keysym = chr + '@';
	252	if (keysym >= 'A' && keysym <= 'Z')
	253	keysym += 'a' - 'A';
	254	keysym \|= KEYSYM_CNTRL;
	255	} else
44bb61c8 ST	256	keysym = chr;
44bb61c8 ST	257	}
4d3b6f6e	258
44bb61c8 ST	259	keycode = keysym2scancode(kbd_layout, keysym & KEYSYM_MASK);
	260	if (keycode == 0)
	261	continue;
	262
	263	keycode \|= (keysym & ~KEYSYM_MASK) >> 16;
	264	keycode \|= keycode_alt;
4d3b6f6e AZ	265	}
4d3b6f6e AZ	266
44bb61c8 ST	267	if (keycode == -1)
	268	continue;
	269
81c0d5a6	270	if (qemu_console_is_graphic(NULL)) {
4d3b6f6e AZ	271	/* since terminals don't know about key press and release
4d3b6f6e AZ	272	* events, we need to emit both for each key received */
cd100328 GH	273	if (keycode & SHIFT) {
cd100328 GH	274	qemu_input_event_send_key_number(NULL, SHIFT_CODE, true);
5a165668	275	qemu_input_event_send_key_delay(0);
cd100328 GH	276	}
	277	if (keycode & CNTRL) {
	278	qemu_input_event_send_key_number(NULL, CNTRL_CODE, true);
5a165668	279	qemu_input_event_send_key_delay(0);
cd100328 GH	280	}
	281	if (keycode & ALT) {
	282	qemu_input_event_send_key_number(NULL, ALT_CODE, true);
5a165668	283	qemu_input_event_send_key_delay(0);
cd100328	284	}
44bb61c8	285	if (keycode & ALTGR) {
cd100328	286	qemu_input_event_send_key_number(NULL, GREY \| ALT_CODE, true);
5a165668	287	qemu_input_event_send_key_delay(0);
44bb61c8	288	}
cd100328	289
f5c0ab13	290	qemu_input_event_send_key_number(NULL, keycode & KEY_MASK, true);
5a165668	291	qemu_input_event_send_key_delay(0);
f5c0ab13	292	qemu_input_event_send_key_number(NULL, keycode & KEY_MASK, false);
5a165668	293	qemu_input_event_send_key_delay(0);
cd100328	294
44bb61c8	295	if (keycode & ALTGR) {
cd100328	296	qemu_input_event_send_key_number(NULL, GREY \| ALT_CODE, false);
5a165668	297	qemu_input_event_send_key_delay(0);
cd100328 GH	298	}
	299	if (keycode & ALT) {
	300	qemu_input_event_send_key_number(NULL, ALT_CODE, false);
5a165668	301	qemu_input_event_send_key_delay(0);
cd100328 GH	302	}
	303	if (keycode & CNTRL) {
	304	qemu_input_event_send_key_number(NULL, CNTRL_CODE, false);
5a165668	305	qemu_input_event_send_key_delay(0);
cd100328 GH	306	}
	307	if (keycode & SHIFT) {
	308	qemu_input_event_send_key_number(NULL, SHIFT_CODE, false);
5a165668	309	qemu_input_event_send_key_delay(0);
44bb61c8	310	}
4d3b6f6e	311	} else {
bba4e1b5 PM	312	keysym = -1;
	313	if (chr < CURSES_KEYS) {
	314	keysym = curses2qemu[chr];
	315	}
4d3b6f6e AZ	316	if (keysym == -1)
	317	keysym = chr;
	318
	319	kbd_put_keysym(keysym);
	320	}
	321	}
	322	}
	323
aaf12c25	324	static void curses_atexit(void)
4d3b6f6e AZ	325	{
	326	endwin();
	327	}
	328
4d3b6f6e AZ	329	static void curses_setup(void)
	330	{
	331	int i, colour_default[8] = {
4083733d OH	332	[QEMU_COLOR_BLACK] = COLOR_BLACK,
	333	[QEMU_COLOR_BLUE] = COLOR_BLUE,
	334	[QEMU_COLOR_GREEN] = COLOR_GREEN,
	335	[QEMU_COLOR_CYAN] = COLOR_CYAN,
	336	[QEMU_COLOR_RED] = COLOR_RED,
	337	[QEMU_COLOR_MAGENTA] = COLOR_MAGENTA,
	338	[QEMU_COLOR_YELLOW] = COLOR_YELLOW,
	339	[QEMU_COLOR_WHITE] = COLOR_WHITE,
4d3b6f6e AZ	340	};
	341
	342	/* input as raw as possible, let everything be interpreted
	343	* by the guest system */
	344	initscr(); noecho(); intrflush(stdscr, FALSE);
	345	nodelay(stdscr, TRUE); nonl(); keypad(stdscr, TRUE);
	346	start_color(); raw(); scrollok(stdscr, FALSE);
	347
4083733d	348	/* Make color pair to match color format (3bits bg:3bits fg) */
615220dd	349	for (i = 0; i < 64; i++) {
4d3b6f6e	350	init_pair(i, colour_default[i & 7], colour_default[i >> 3]);
615220dd	351	}
4083733d	352	/* Set default color for more than 64 for safety. */
615220dd OH	353	for (i = 64; i < COLOR_PAIRS; i++) {
	354	init_pair(i, COLOR_WHITE, COLOR_BLACK);
	355	}
e2368dc9 OH	356
	357	/*
	358	* Setup mapping for vga to curses line graphics.
	359	* FIXME: for better font, have to use ncursesw and setlocale()
	360	*/
	361	#if 0
	362	/* FIXME: map from where? */
	363	ACS_S1;
	364	ACS_S3;
	365	ACS_S7;
	366	ACS_S9;
	367	#endif
	368	/* ACS_* is not constant. So, we can't initialize statically. */
	369	vga_to_curses['\0'] = ' ';
	370	vga_to_curses[0x04] = ACS_DIAMOND;
e2368dc9 OH	371	vga_to_curses[0x18] = ACS_UARROW;
e2368dc9 OH	372	vga_to_curses[0x19] = ACS_DARROW;
697783a7 ST	373	vga_to_curses[0x1a] = ACS_RARROW;
697783a7 ST	374	vga_to_curses[0x1b] = ACS_LARROW;
e2368dc9 OH	375	vga_to_curses[0x9c] = ACS_STERLING;
	376	vga_to_curses[0xb0] = ACS_BOARD;
	377	vga_to_curses[0xb1] = ACS_CKBOARD;
	378	vga_to_curses[0xb3] = ACS_VLINE;
	379	vga_to_curses[0xb4] = ACS_RTEE;
	380	vga_to_curses[0xbf] = ACS_URCORNER;
	381	vga_to_curses[0xc0] = ACS_LLCORNER;
	382	vga_to_curses[0xc1] = ACS_BTEE;
	383	vga_to_curses[0xc2] = ACS_TTEE;
	384	vga_to_curses[0xc3] = ACS_LTEE;
	385	vga_to_curses[0xc4] = ACS_HLINE;
	386	vga_to_curses[0xc5] = ACS_PLUS;
	387	vga_to_curses[0xce] = ACS_LANTERN;
	388	vga_to_curses[0xd8] = ACS_NEQUAL;
	389	vga_to_curses[0xd9] = ACS_LRCORNER;
	390	vga_to_curses[0xda] = ACS_ULCORNER;
	391	vga_to_curses[0xdb] = ACS_BLOCK;
	392	vga_to_curses[0xe3] = ACS_PI;
	393	vga_to_curses[0xf1] = ACS_PLMINUS;
	394	vga_to_curses[0xf2] = ACS_GEQUAL;
	395	vga_to_curses[0xf3] = ACS_LEQUAL;
	396	vga_to_curses[0xf8] = ACS_DEGREE;
	397	vga_to_curses[0xfe] = ACS_BULLET;
4d3b6f6e AZ	398	}
	399
	400	static void curses_keyboard_setup(void)
	401	{
4d3b6f6e AZ	402	#if defined(__APPLE__)
	403	/* always use generic keymaps */
	404	if (!keyboard_layout)
	405	keyboard_layout = "en-us";
	406	#endif
	407	if(keyboard_layout) {
0483755a	408	kbd_layout = init_keyboard_layout(name2keysym, keyboard_layout);
4d3b6f6e AZ	409	if (!kbd_layout)
	410	exit(1);
	411	}
4d3b6f6e AZ	412	}
4d3b6f6e AZ	413
7c20b4a3 GH	414	static const DisplayChangeListenerOps dcl_ops = {
	415	.dpy_name = "curses",
	416	.dpy_text_update = curses_update,
	417	.dpy_text_resize = curses_resize,
	418	.dpy_refresh = curses_refresh,
	419	.dpy_text_cursor = curses_cursor_position,
	420	};
	421
4d3b6f6e AZ	422	void curses_display_init(DisplayState *ds, int full_screen)
	423	{
	424	#ifndef _WIN32
	425	if (!isatty(1)) {
	426	fprintf(stderr, "We need a terminal output\n");
	427	exit(1);
	428	}
	429	#endif
	430
	431	curses_setup();
	432	curses_keyboard_setup();
28695489	433	atexit(curses_atexit);
4d3b6f6e	434
032ac6f8	435	curses_winch_init();
4d3b6f6e	436
fedf0d35	437	dcl = g_new0(DisplayChangeListener, 1);
7c20b4a3	438	dcl->ops = &dcl_ops;
5209089f	439	register_displaychangelistener(dcl);
4d3b6f6e AZ	440
4d3b6f6e AZ	441	invalidate = 1;
4d3b6f6e	442	}