static void reset_keys(void)
{
int i;
for(i = 0; i < 256; i++) {
if (modifiers_state[i]) {
if (i & 0x80)
kbd_put_keycode(0xe0);
kbd_put_keycode(i | 0x80);
modifiers_state[i] = 0;
}
}
}
static void reset_keys(void)
{
int i;
for(i = 0; i < 256; i++) {
if (modifiers_state[i]) {
if (i & SCANCODE_GREY)
kbd_put_keycode(SCANCODE_EMUL0);
kbd_put_keycode(i | SCANCODE_UP);
modifiers_state[i] = 0;
}
}
}
static void sdl_process_key(SDL_KeyboardEvent *ev)
{
int keycode, v;
if (ev->keysym.sym == SDLK_PAUSE) {
/* specific case */
v = 0;
if (ev->type == SDL_KEYUP)
v |= SCANCODE_UP;
kbd_put_keycode(0xe1);
kbd_put_keycode(0x1d | v);
kbd_put_keycode(0x45 | v);
return;
}
if (kbd_layout) {
// LOGV("Found kbd layout using generic for %d\n",ev->keysym.sym);
keycode = sdl_keyevent_to_keycode_generic(ev);
} else {
// LOGV("Found no kbd layout for %d\n",ev->keysym.sym);
keycode = sdl_keyevent_to_keycode(ev);
}
switch(keycode) {
case 0x00:
/* sent when leaving window: reset the modifiers state */
reset_keys();
return;
case 0x2a: /* Left Shift */
case 0x36: /* Right Shift */
case 0x1d: /* Left CTRL */
case 0x9d: /* Right CTRL */
case 0x38: /* Left ALT */
case 0xb8: /* Right ALT */
if (ev->type == SDL_KEYUP)
modifiers_state[keycode] = 0;
else
modifiers_state[keycode] = 1;
break;
#define QEMU_SDL_VERSION ((SDL_MAJOR_VERSION << 8) + SDL_MINOR_VERSION)
#if QEMU_SDL_VERSION < 0x102 || QEMU_SDL_VERSION == 0x102 && SDL_PATCHLEVEL < 14
/* SDL versions before 1.2.14 don't support key up for caps/num lock. */
case 0x45: /* num lock */
case 0x3a: /* caps lock */
/* SDL does not send the key up event, so we generate it */
kbd_put_keycode(keycode);
kbd_put_keycode(keycode | SCANCODE_UP);
return;
#endif
}
/* now send the key code */
if (keycode & SCANCODE_GREY)
kbd_put_keycode(SCANCODE_EMUL0);
if (ev->type == SDL_KEYUP)
kbd_put_keycode(keycode | SCANCODE_UP);
else
kbd_put_keycode(keycode & SCANCODE_KEYCODEMASK);
}
void
user_event_keycode(int kcode)
{
#if 0 /* TODO */
kbd_put_keycode(kcode);
#endif
}
static void sdl_process_key(SDL_KeyboardEvent *ev)
{
int keycode, v;
if (ev->keysym.sym == SDLK_PAUSE) {
/* specific case */
v = 0;
if (ev->type == SDL_KEYUP)
v |= 0x80;
kbd_put_keycode(0xe1);
kbd_put_keycode(0x1d | v);
kbd_put_keycode(0x45 | v);
return;
}
if (kbd_layout) {
keycode = sdl_keyevent_to_keycode_generic(ev);
} else {
keycode = sdl_keyevent_to_keycode(ev);
}
switch(keycode) {
case 0x00:
/* sent when leaving window: reset the modifiers state */
reset_keys();
return;
case 0x2a: /* Left Shift */
case 0x36: /* Right Shift */
case 0x1d: /* Left CTRL */
case 0x9d: /* Right CTRL */
case 0x38: /* Left ALT */
case 0xb8: /* Right ALT */
if (ev->type == SDL_KEYUP)
modifiers_state[keycode] = 0;
else
modifiers_state[keycode] = 1;
break;
case 0x45: /* num lock */
case 0x3a: /* caps lock */
/* SDL does not send the key up event, so we generate it */
kbd_put_keycode(keycode);
kbd_put_keycode(keycode | 0x80);
return;
}
/* now send the key code */
if (keycode & 0x80)
kbd_put_keycode(0xe0);
if (ev->type == SDL_KEYUP)
kbd_put_keycode(keycode | 0x80);
else
kbd_put_keycode(keycode & 0x7f);
}
static void curses_refresh(DisplayChangeListener *dcl)
{
int chr, nextchr, keysym, keycode, keycode_alt;
if (invalidate) {
clear();
refresh();
curses_calc_pad();
vga_hw_invalidate();
invalidate = 0;
}
vga_hw_text_update(screen);
nextchr = ERR;
while (1) {
/* while there are any pending key strokes to process */
if (nextchr == ERR)
chr = getch();
else {
chr = nextchr;
nextchr = ERR;
}
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) {
nextchr = getch();
if (nextchr != ERR) {
chr = nextchr;
keycode_alt = ALT;
keycode = curses2keycode[nextchr];
nextchr = ERR;
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 (is_graphic_console()) {
/* since terminals don't know about key press and release
* events, we need to emit both for each key received */
if (keycode & SHIFT)
kbd_put_keycode(SHIFT_CODE);
if (keycode & CNTRL)
kbd_put_keycode(CNTRL_CODE);
if (keycode & ALT)
kbd_put_keycode(ALT_CODE);
if (keycode & ALTGR) {
kbd_put_keycode(SCANCODE_EMUL0);
kbd_put_keycode(ALT_CODE);
}
if (keycode & GREY)
kbd_put_keycode(GREY_CODE);
kbd_put_keycode(keycode & KEY_MASK);
if (keycode & GREY)
kbd_put_keycode(GREY_CODE);
kbd_put_keycode((keycode & KEY_MASK) | KEY_RELEASE);
if (keycode & ALTGR) {
kbd_put_keycode(SCANCODE_EMUL0);
kbd_put_keycode(ALT_CODE | KEY_RELEASE);
}
if (keycode & ALT)
kbd_put_keycode(ALT_CODE | KEY_RELEASE);
if (keycode & CNTRL)
kbd_put_keycode(CNTRL_CODE | KEY_RELEASE);
if (keycode & SHIFT)
kbd_put_keycode(SHIFT_CODE | KEY_RELEASE);
} else {
keysym = curses2qemu[chr];
if (keysym == -1)
keysym = chr;
kbd_put_keysym(keysym);
}
}
}
static void xenfb_kbd_handler(void *opaque)
{
#define KBD_NUM_BATCH 64
union xenkbd_in_event buf[KBD_NUM_BATCH];
int n, i;
XenFBState *xs = opaque;
DisplayState *s = xs->ds;
static int buttons;
static int x, y;
n = kbdfront_receive(xs->kbd_dev, buf, KBD_NUM_BATCH);
for (i = 0; i < n; i++) {
switch (buf[i].type) {
case XENKBD_TYPE_MOTION:
fprintf(stderr, "FB backend sent us relative mouse motion event!\n");
break;
case XENKBD_TYPE_POS:
{
int new_x = buf[i].pos.abs_x;
int new_y = buf[i].pos.abs_y;
if (new_x >= s->width)
new_x = s->width - 1;
if (new_y >= s->height)
new_y = s->height - 1;
if (kbd_mouse_is_absolute()) {
kbd_mouse_event(
new_x * 0x7FFF / (s->width - 1),
new_y * 0x7FFF / (s->height - 1),
buf[i].pos.rel_z,
buttons);
} else {
kbd_mouse_event(
new_x - x,
new_y - y,
buf[i].pos.rel_z,
buttons);
}
x = new_x;
y = new_y;
break;
}
case XENKBD_TYPE_KEY:
{
int keycode = buf[i].key.keycode;
int button = 0;
if (keycode == BTN_LEFT)
button = MOUSE_EVENT_LBUTTON;
else if (keycode == BTN_RIGHT)
button = MOUSE_EVENT_RBUTTON;
else if (keycode == BTN_MIDDLE)
button = MOUSE_EVENT_MBUTTON;
if (button) {
if (buf[i].key.pressed)
buttons |= button;
else
buttons &= ~button;
if (kbd_mouse_is_absolute())
kbd_mouse_event(
x * 0x7FFF / (s->width - 1),
y * 0x7FFF / (s->height - 1),
0,
buttons);
else
kbd_mouse_event(0, 0, 0, buttons);
} else {
int scancode = linux2scancode[keycode];
if (!scancode) {
fprintf(stderr, "Can't convert keycode %x to scancode\n", keycode);
break;
}
if (scancode & 0x80) {
kbd_put_keycode(0xe0);
scancode &= 0x7f;
}
if (!buf[i].key.pressed)
scancode |= 0x80;
kbd_put_keycode(scancode);
}
break;
}
}
}
}
static void curses_refresh(DisplayState *ds)
{
int chr, nextchr, keysym, keycode;
if (invalidate) {
clear();
refresh();
curses_calc_pad();
ds->surface->width = FONT_WIDTH * width;
ds->surface->height = FONT_HEIGHT * height;
vga_hw_invalidate();
invalidate = 0;
}
vga_hw_text_update(screen);
nextchr = ERR;
while (1) {
/* while there are any pending key strokes to process */
if (nextchr == ERR)
chr = getch();
else {
chr = nextchr;
nextchr = ERR;
}
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(ds, 0, 0, width, height);
ds->surface->width = FONT_WIDTH * width;
ds->surface->height = FONT_HEIGHT * height;
continue;
}
#endif
keycode = curses2keycode[chr];
if (keycode == -1)
continue;
/* alt key */
if (keycode == 1) {
nextchr = getch();
if (nextchr != ERR) {
keycode = curses2keycode[nextchr];
nextchr = ERR;
if (keycode == -1)
continue;
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 && !(keycode & GREY)) {
keysym = keycode2keysym[keycode & KEY_MASK];
if (keysym == -1)
keysym = chr;
keycode &= ~KEY_MASK;
keycode |= keysym2scancode(kbd_layout, keysym);
}
if (is_graphic_console()) {
/* since terminals don't know about key press and release
* events, we need to emit both for each key received */
if (keycode & SHIFT)
kbd_put_keycode(SHIFT_CODE);
if (keycode & CNTRL)
kbd_put_keycode(CNTRL_CODE);
if (keycode & ALT)
kbd_put_keycode(ALT_CODE);
if (keycode & GREY)
kbd_put_keycode(GREY_CODE);
kbd_put_keycode(keycode & KEY_MASK);
if (keycode & GREY)
kbd_put_keycode(GREY_CODE);
kbd_put_keycode((keycode & KEY_MASK) | KEY_RELEASE);
if (keycode & ALT)
kbd_put_keycode(ALT_CODE | KEY_RELEASE);
if (keycode & CNTRL)
kbd_put_keycode(CNTRL_CODE | KEY_RELEASE);
if (keycode & SHIFT)
kbd_put_keycode(SHIFT_CODE | KEY_RELEASE);
} else {
keysym = curses2keysym[chr];
if (keysym == -1)
keysym = chr;
kbd_put_keysym(keysym);
}
}
}
