static void sdl_show_cursor(void)
{
if (!cursor_hide)
return;
if (!kbd_mouse_is_absolute() || !is_graphic_console()) {
SDL_ShowCursor(1);
if (guest_cursor &&
(gui_grab || kbd_mouse_is_absolute() || absolute_enabled))
SDL_SetCursor(guest_sprite);
else
SDL_SetCursor(sdl_cursor_normal);
}
}
static void sdl_send_mouse_event(int dx, int dy, int dz, int x, int y, int state)
{
int buttons = 0;
if (state & SDL_BUTTON(SDL_BUTTON_LEFT)) {
buttons |= MOUSE_EVENT_LBUTTON;
}
if (state & SDL_BUTTON(SDL_BUTTON_RIGHT)) {
buttons |= MOUSE_EVENT_RBUTTON;
}
if (state & SDL_BUTTON(SDL_BUTTON_MIDDLE)) {
buttons |= MOUSE_EVENT_MBUTTON;
}
if (kbd_mouse_is_absolute()) {
dx = x * 0x7FFF / (real_screen->w - 1);
dy = y * 0x7FFF / (real_screen->h - 1);
} else if (guest_cursor) {
x -= guest_x;
y -= guest_y;
guest_x += x;
guest_y += y;
dx = x;
dy = y;
}
kbd_mouse_event(dx, dy, dz, buttons);
}
static void sdl_send_mouse_event(int dz)
{
int dx, dy, state, buttons;
state = SDL_GetRelativeMouseState(&dx, &dy);
buttons = 0;
if (state & SDL_BUTTON(SDL_BUTTON_LEFT))
buttons |= MOUSE_EVENT_LBUTTON;
if (state & SDL_BUTTON(SDL_BUTTON_RIGHT))
buttons |= MOUSE_EVENT_RBUTTON;
if (state & SDL_BUTTON(SDL_BUTTON_MIDDLE))
buttons |= MOUSE_EVENT_MBUTTON;
if (kbd_mouse_is_absolute()) {
if (!absolute_enabled) {
sdl_hide_cursor();
if (gui_grab) {
sdl_grab_end();
}
absolute_enabled = 1;
}
SDL_GetMouseState(&dx, &dy);
dx = dx * 0x7FFF / width;
dy = dy * 0x7FFF / height;
} else if (absolute_enabled) {
sdl_show_cursor();
absolute_enabled = 0;
}
kbd_mouse_event(dx, dy, dz, buttons);
}
static void sdl_show_cursor(void)
{
if (!kbd_mouse_is_absolute()) {
SDL_ShowCursor(1);
SDL_SetCursor(sdl_cursor_normal);
}
}
static void sdl_send_mouse_event(int dx, int dy, int dz, int state)
{
int buttons = 0;
if (state & SDL_BUTTON(SDL_BUTTON_LEFT))
buttons |= MOUSE_EVENT_LBUTTON;
if (state & SDL_BUTTON(SDL_BUTTON_RIGHT))
buttons |= MOUSE_EVENT_RBUTTON;
if (state & SDL_BUTTON(SDL_BUTTON_MIDDLE))
buttons |= MOUSE_EVENT_MBUTTON;
if (kbd_mouse_is_absolute()) {
if (!absolute_enabled) {
sdl_hide_cursor();
if (gui_grab) {
sdl_grab_end();
}
absolute_enabled = 1;
}
SDL_GetMouseState(&dx, &dy);
dx = dx * 0x7FFF / (real_screen->w - 1);
dy = dy * 0x7FFF / (real_screen->h - 1);
} else if (absolute_enabled) {
sdl_show_cursor();
absolute_enabled = 0;
}
kbd_mouse_event(dx, dy, dz, buttons);
}
static void sdl_hide_cursor(void)
{
if (kbd_mouse_is_absolute()) {
SDL_ShowCursor(1);
SDL_SetCursor(sdl_cursor_hidden);
} else {
SDL_ShowCursor(0);
}
}
static void sdl_grab_start(void)
{
if (guest_cursor) {
SDL_SetCursor(guest_sprite);
if (!kbd_mouse_is_absolute() && !absolute_enabled)
SDL_WarpMouse(guest_x, guest_y);
} else
sdl_hide_cursor();
if (SDL_WM_GrabInput(SDL_GRAB_ON) == SDL_GRAB_ON) {
gui_grab = 1;
sdl_update_caption();
} else
sdl_show_cursor();
}
static void sdl_mouse_mode_change(Notifier *notify)
{
if (kbd_mouse_is_absolute()) {
if (!absolute_enabled) {
sdl_hide_cursor();
if (gui_grab) {
sdl_grab_end();
}
absolute_enabled = 1;
}
} else if (absolute_enabled) {
sdl_show_cursor();
absolute_enabled = 0;
}
}
static void sdl_mouse_mode_change(Notifier *notify, void *data)
{
if (kbd_mouse_is_absolute()) {
if (!absolute_enabled) {
absolute_enabled = 1;
if (is_graphic_console()) {
absolute_mouse_grab();
}
}
} else if (absolute_enabled) {
if (!gui_fullscreen) {
sdl_grab_end();
}
absolute_enabled = 0;
}
}
static void sdl_grab_start(void)
{
/*
* If the application is not active, do not try to enter grab state. This
* prevents 'SDL_WM_GrabInput(SDL_GRAB_ON)' from blocking all the
* application (SDL bug).
*/
if (!(SDL_GetAppState() & SDL_APPINPUTFOCUS)) {
return;
}
if (guest_cursor) {
SDL_SetCursor(guest_sprite);
if (!kbd_mouse_is_absolute() && !absolute_enabled)
SDL_WarpMouse(guest_x, guest_y);
} else
sdl_hide_cursor();
SDL_WM_GrabInput(SDL_GRAB_ON);
gui_grab = 1;
sdl_update_caption();
}
static void sdl_send_mouse_event(int dx, int dy, int dz, int x, int y, int state)
{
int buttons;
buttons = 0;
if (state & SDL_BUTTON(SDL_BUTTON_LEFT))
buttons |= MOUSE_EVENT_LBUTTON;
if (state & SDL_BUTTON(SDL_BUTTON_RIGHT))
buttons |= MOUSE_EVENT_RBUTTON;
if (state & SDL_BUTTON(SDL_BUTTON_MIDDLE))
buttons |= MOUSE_EVENT_MBUTTON;
if (kbd_mouse_is_absolute()) {
if (!absolute_enabled) {
sdl_hide_cursor();
if (gui_grab) {
sdl_grab_end();
}
absolute_enabled = 1;
}
dx = x * 0x7FFF / (width - 1);
dy = y * 0x7FFF / (height - 1);
} else if (absolute_enabled) {
sdl_show_cursor();
absolute_enabled = 0;
} else if (guest_cursor) {
x -= guest_x;
y -= guest_y;
guest_x += x;
guest_y += y;
dx = x;
dy = y;
}
kbd_mouse_event(dx, dy, dz, buttons);
}
static void sdl_refresh(DisplayState *ds)
{
SDL_Event ev1, *ev = &ev1;
int mod_state;
if (last_vm_running != vm_running) {
last_vm_running = vm_running;
sdl_update_caption();
}
vga_hw_update();
while (SDL_PollEvent(ev)) {
switch (ev->type) {
case SDL_VIDEOEXPOSE:
sdl_update(ds, 0, 0, screen->w, screen->h);
break;
case SDL_KEYDOWN:
case SDL_KEYUP:
if (ev->type == SDL_KEYDOWN) {
if (!alt_grab) {
mod_state = (SDL_GetModState() & gui_grab_code) ==
gui_grab_code;
} else {
mod_state = (SDL_GetModState() & (gui_grab_code | KMOD_LSHIFT)) ==
(gui_grab_code | KMOD_LSHIFT);
}
gui_key_modifier_pressed = mod_state;
if (gui_key_modifier_pressed) {
int keycode;
keycode = sdl_keyevent_to_keycode(&ev->key);
switch(keycode) {
case 0x21: /* 'f' key on US keyboard */
toggle_full_screen(ds);
gui_keysym = 1;
break;
case 0x02 ... 0x0a: /* '1' to '9' keys */
/* Reset the modifiers sent to the current console */
reset_keys();
console_select(keycode - 0x02);
if (!is_graphic_console()) {
/* display grab if going to a text console */
if (gui_grab)
sdl_grab_end();
}
gui_keysym = 1;
break;
default:
break;
}
} else if (!is_graphic_console()) {
int keysym;
keysym = 0;
if (ev->key.keysym.mod & (KMOD_LCTRL | KMOD_RCTRL)) {
switch(ev->key.keysym.sym) {
case SDLK_UP: keysym = QEMU_KEY_CTRL_UP; break;
case SDLK_DOWN: keysym = QEMU_KEY_CTRL_DOWN; break;
case SDLK_LEFT: keysym = QEMU_KEY_CTRL_LEFT; break;
case SDLK_RIGHT: keysym = QEMU_KEY_CTRL_RIGHT; break;
case SDLK_HOME: keysym = QEMU_KEY_CTRL_HOME; break;
case SDLK_END: keysym = QEMU_KEY_CTRL_END; break;
case SDLK_PAGEUP: keysym = QEMU_KEY_CTRL_PAGEUP; break;
case SDLK_PAGEDOWN: keysym = QEMU_KEY_CTRL_PAGEDOWN; break;
default: break;
}
} else {
switch(ev->key.keysym.sym) {
case SDLK_UP: keysym = QEMU_KEY_UP; break;
case SDLK_DOWN: keysym = QEMU_KEY_DOWN; break;
case SDLK_LEFT: keysym = QEMU_KEY_LEFT; break;
case SDLK_RIGHT: keysym = QEMU_KEY_RIGHT; break;
case SDLK_HOME: keysym = QEMU_KEY_HOME; break;
case SDLK_END: keysym = QEMU_KEY_END; break;
case SDLK_PAGEUP: keysym = QEMU_KEY_PAGEUP; break;
case SDLK_PAGEDOWN: keysym = QEMU_KEY_PAGEDOWN; break;
case SDLK_BACKSPACE: keysym = QEMU_KEY_BACKSPACE; break;
case SDLK_DELETE: keysym = QEMU_KEY_DELETE; break;
default: break;
}
}
if (keysym) {
kbd_put_keysym(keysym);
} else if (ev->key.keysym.unicode != 0) {
kbd_put_keysym(ev->key.keysym.unicode);
}
}
} else if (ev->type == SDL_KEYUP) {
if (!alt_grab) {
mod_state = (ev->key.keysym.mod & gui_grab_code);
} else {
mod_state = (ev->key.keysym.mod &
(gui_grab_code | KMOD_LSHIFT));
}
if (!mod_state) {
if (gui_key_modifier_pressed) {
gui_key_modifier_pressed = 0;
if (gui_keysym == 0) {
/* exit/enter grab if pressing Ctrl-Alt */
if (!gui_grab) {
/* if the application is not active,
do not try to enter grab state. It
prevents
'SDL_WM_GrabInput(SDL_GRAB_ON)'
from blocking all the application
(SDL bug). */
if (SDL_GetAppState() & SDL_APPACTIVE)
sdl_grab_start();
} else {
sdl_grab_end();
}
/* SDL does not send back all the
modifiers key, so we must correct it */
reset_keys();
break;
}
gui_keysym = 0;
}
}
}
if (is_graphic_console() && !gui_keysym)
sdl_process_key(&ev->key);
break;
case SDL_QUIT:
if (!no_quit) {
qemu_system_shutdown_request();
vm_start(); /* In case we're paused */
}
break;
case SDL_MOUSEMOTION:
if (gui_grab || kbd_mouse_is_absolute() ||
absolute_enabled) {
sdl_send_mouse_event(0);
}
break;
case SDL_MOUSEBUTTONDOWN:
case SDL_MOUSEBUTTONUP:
{
SDL_MouseButtonEvent *bev = &ev->button;
if (!gui_grab && !kbd_mouse_is_absolute()) {
if (ev->type == SDL_MOUSEBUTTONDOWN &&
(bev->state & SDL_BUTTON_LMASK)) {
/* start grabbing all events */
sdl_grab_start();
}
} else {
int dz;
dz = 0;
#ifdef SDL_BUTTON_WHEELUP
if (bev->button == SDL_BUTTON_WHEELUP && ev->type == SDL_MOUSEBUTTONDOWN) {
dz = -1;
} else if (bev->button == SDL_BUTTON_WHEELDOWN && ev->type == SDL_MOUSEBUTTONDOWN) {
dz = 1;
}
#endif
sdl_send_mouse_event(dz);
}
}
break;
case SDL_ACTIVEEVENT:
if (gui_grab && ev->active.state == SDL_APPINPUTFOCUS &&
!ev->active.gain && !gui_fullscreen_initial_grab) {
sdl_grab_end();
}
break;
default:
break;
}
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 sdl_refresh(DisplayState *ds)
{
SDL_Event ev1, *ev = &ev1;
int mod_state;
int buttonstate = SDL_GetMouseState(NULL, NULL);
if (last_vm_running != vm_running) {
last_vm_running = vm_running;
sdl_update_caption();
}
vga_hw_update();
SDL_EnableUNICODE(!is_graphic_console());
while (SDL_PollEvent(ev)) {
switch (ev->type) {
case SDL_VIDEOEXPOSE:
sdl_update(ds, 0, 0, real_screen->w, real_screen->h);
break;
case SDL_KEYDOWN:
case SDL_KEYUP:
if (ev->type == SDL_KEYDOWN) {
if (alt_grab) {
mod_state = (SDL_GetModState() & (gui_grab_code | KMOD_LSHIFT)) ==
(gui_grab_code | KMOD_LSHIFT);
} else if (ctrl_grab) {
mod_state = (SDL_GetModState() & KMOD_RCTRL) == KMOD_RCTRL;
} else {
mod_state = (SDL_GetModState() & gui_grab_code) ==
gui_grab_code;
}
gui_key_modifier_pressed = mod_state;
if (gui_key_modifier_pressed) {
int keycode;
keycode = sdl_keyevent_to_keycode(&ev->key);
switch(keycode) {
case 0x21: /* 'f' key on US keyboard */
toggle_full_screen(ds);
gui_keysym = 1;
break;
case 0x16: /* 'u' key on US keyboard */
scaling_active = 0;
sdl_resize(ds);
vga_hw_invalidate();
vga_hw_update();
break;
case 0x02 ... 0x0a: /* '1' to '9' keys */
/* Reset the modifiers sent to the current console */
reset_keys();
console_select(keycode - 0x02);
if (!is_graphic_console()) {
/* display grab if going to a text console */
if (gui_grab)
sdl_grab_end();
}
gui_keysym = 1;
break;
default:
break;
}
} else if (!is_graphic_console()) {
int keysym;
keysym = 0;
if (ev->key.keysym.mod & (KMOD_LCTRL | KMOD_RCTRL)) {
switch(ev->key.keysym.sym) {
case SDLK_UP: keysym = QEMU_KEY_CTRL_UP; break;
case SDLK_DOWN: keysym = QEMU_KEY_CTRL_DOWN; break;
case SDLK_LEFT: keysym = QEMU_KEY_CTRL_LEFT; break;
case SDLK_RIGHT: keysym = QEMU_KEY_CTRL_RIGHT; break;
case SDLK_HOME: keysym = QEMU_KEY_CTRL_HOME; break;
case SDLK_END: keysym = QEMU_KEY_CTRL_END; break;
case SDLK_PAGEUP: keysym = QEMU_KEY_CTRL_PAGEUP; break;
case SDLK_PAGEDOWN: keysym = QEMU_KEY_CTRL_PAGEDOWN; break;
default: break;
}
} else {
switch(ev->key.keysym.sym) {
case SDLK_UP: keysym = QEMU_KEY_UP; break;
case SDLK_DOWN: keysym = QEMU_KEY_DOWN; break;
case SDLK_LEFT: keysym = QEMU_KEY_LEFT; break;
case SDLK_RIGHT: keysym = QEMU_KEY_RIGHT; break;
case SDLK_HOME: keysym = QEMU_KEY_HOME; break;
case SDLK_END: keysym = QEMU_KEY_END; break;
case SDLK_PAGEUP: keysym = QEMU_KEY_PAGEUP; break;
case SDLK_PAGEDOWN: keysym = QEMU_KEY_PAGEDOWN; break;
case SDLK_BACKSPACE: keysym = QEMU_KEY_BACKSPACE; break;
case SDLK_DELETE: keysym = QEMU_KEY_DELETE; break;
default: break;
}
}
if (keysym) {
kbd_put_keysym(keysym);
} else if (ev->key.keysym.unicode != 0) {
kbd_put_keysym(ev->key.keysym.unicode);
}
}
} else if (ev->type == SDL_KEYUP) {
if (!alt_grab) {
mod_state = (ev->key.keysym.mod & gui_grab_code);
} else {
mod_state = (ev->key.keysym.mod &
(gui_grab_code | KMOD_LSHIFT));
}
if (!mod_state) {
if (gui_key_modifier_pressed) {
gui_key_modifier_pressed = 0;
if (gui_keysym == 0) {
/* exit/enter grab if pressing Ctrl-Alt */
if (!gui_grab) {
/* if the application is not active,
do not try to enter grab state. It
prevents
'SDL_WM_GrabInput(SDL_GRAB_ON)'
from blocking all the application
(SDL bug). */
if (SDL_GetAppState() & SDL_APPACTIVE)
sdl_grab_start();
} else {
sdl_grab_end();
}
/* SDL does not send back all the
modifiers key, so we must correct it */
reset_keys();
break;
}
gui_keysym = 0;
}
}
}
if (is_graphic_console() && !gui_keysym)
sdl_process_key(&ev->key);
break;
case SDL_QUIT:
if (!no_quit)
qemu_system_shutdown_request();
break;
case SDL_MOUSEMOTION:
if (gui_grab || kbd_mouse_is_absolute() ||
absolute_enabled) {
sdl_send_mouse_event(ev->motion.xrel, ev->motion.yrel, 0,
ev->motion.x, ev->motion.y, ev->motion.state);
}
break;
case SDL_MOUSEBUTTONDOWN:
case SDL_MOUSEBUTTONUP:
{
SDL_MouseButtonEvent *bev = &ev->button;
if (!gui_grab && !kbd_mouse_is_absolute()) {
if (ev->type == SDL_MOUSEBUTTONDOWN &&
(bev->button == SDL_BUTTON_LEFT)) {
/* start grabbing all events */
sdl_grab_start();
}
} else {
int dz;
dz = 0;
if (ev->type == SDL_MOUSEBUTTONDOWN) {
buttonstate |= SDL_BUTTON(bev->button);
} else {
buttonstate &= ~SDL_BUTTON(bev->button);
}
#ifdef SDL_BUTTON_WHEELUP
if (bev->button == SDL_BUTTON_WHEELUP && ev->type == SDL_MOUSEBUTTONDOWN) {
dz = -1;
} else if (bev->button == SDL_BUTTON_WHEELDOWN && ev->type == SDL_MOUSEBUTTONDOWN) {
dz = 1;
}
#endif
sdl_send_mouse_event(0, 0, dz, bev->x, bev->y, buttonstate);
}
}
break;
case SDL_ACTIVEEVENT:
if (gui_grab && ev->active.state == SDL_APPINPUTFOCUS &&
!ev->active.gain && !gui_fullscreen_initial_grab) {
sdl_grab_end();
}
if (ev->active.state & SDL_APPACTIVE) {
if (ev->active.gain) {
/* Back to default interval */
dcl->gui_timer_interval = 0;
dcl->idle = 0;
} else {
/* Sleeping interval */
dcl->gui_timer_interval = 500;
dcl->idle = 1;
}
}
break;
case SDL_VIDEORESIZE:
{
SDL_ResizeEvent *rev = &ev->resize;
int bpp = real_screen->format->BitsPerPixel;
if (bpp != 16 && bpp != 32)
bpp = 32;
do_sdl_resize(rev->w, rev->h, bpp);
scaling_active = 1;
if (!is_buffer_shared(ds->surface)) {
ds->surface = qemu_resize_displaysurface(ds, ds_get_width(ds), ds_get_height(ds));
dpy_resize(ds);
}
vga_hw_invalidate();
vga_hw_update();
break;
}
default:
break;
}
