sdl: Factor out event handlers from sdl_refresh

No functional changes.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Jan Kiszka 2011-07-30 11:39:17 +02:00 committed by Anthony Liguori
parent d6a65ba333
commit 1ae1caf1c5

476
ui/sdl.c
View File

@ -582,11 +582,274 @@ static void absolute_mouse_grab(void)
}
}
static void handle_keydown(DisplayState *ds, SDL_Event *ev)
{
int mod_state;
int keycode;
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) {
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 */
if (scaling_active) {
scaling_active = 0;
sdl_resize(ds);
vga_hw_invalidate();
vga_hw_update();
}
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);
gui_keysym = 1;
if (gui_fullscreen) {
break;
}
if (!is_graphic_console()) {
/* release grab if going to a text console */
if (gui_grab) {
sdl_grab_end();
} else if (absolute_enabled) {
sdl_show_cursor();
}
} else if (absolute_enabled) {
sdl_hide_cursor();
absolute_mouse_grab();
}
break;
case 0x1b: /* '+' */
case 0x35: /* '-' */
if (!gui_fullscreen) {
int width = MAX(real_screen->w + (keycode == 0x1b ? 50 : -50),
160);
int height = (ds_get_height(ds) * width) / ds_get_width(ds);
sdl_scale(ds, width, height);
vga_hw_invalidate();
vga_hw_update();
gui_keysym = 1;
}
default:
break;
}
} else if (!is_graphic_console()) {
int 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);
}
}
if (is_graphic_console() && !gui_keysym) {
sdl_process_key(&ev->key);
}
}
static void handle_keyup(DisplayState *ds, SDL_Event *ev)
{
int mod_state;
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 && 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 (is_graphic_console() &&
SDL_GetAppState() & SDL_APPACTIVE) {
sdl_grab_start();
}
} else if (!gui_fullscreen) {
sdl_grab_end();
}
/* SDL does not send back all the modifiers key, so we must
* correct it. */
reset_keys();
return;
}
gui_keysym = 0;
}
if (is_graphic_console() && !gui_keysym) {
sdl_process_key(&ev->key);
}
}
static void handle_mousemotion(DisplayState *ds, SDL_Event *ev)
{
int max_x, max_y;
if (is_graphic_console() &&
(kbd_mouse_is_absolute() || absolute_enabled)) {
max_x = real_screen->w - 1;
max_y = real_screen->h - 1;
if (gui_grab && (ev->motion.x == 0 || ev->motion.y == 0 ||
ev->motion.x == max_x || ev->motion.y == max_y)) {
sdl_grab_end();
}
if (!gui_grab && SDL_GetAppState() & SDL_APPINPUTFOCUS &&
(ev->motion.x > 0 && ev->motion.x < max_x &&
ev->motion.y > 0 && ev->motion.y < max_y)) {
sdl_grab_start();
}
}
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);
}
}
static void handle_mousebutton(DisplayState *ds, SDL_Event *ev)
{
int buttonstate = SDL_GetMouseState(NULL, NULL);
SDL_MouseButtonEvent *bev;
int dz;
if (!is_graphic_console()) {
return;
}
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 {
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);
}
}
static void handle_activation(DisplayState *ds, SDL_Event *ev)
{
if (gui_grab && ev->active.state == SDL_APPINPUTFOCUS &&
!ev->active.gain && !gui_fullscreen) {
sdl_grab_end();
}
if (!gui_grab && ev->active.gain && is_graphic_console() &&
(kbd_mouse_is_absolute() || absolute_enabled)) {
absolute_mouse_grab();
}
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;
}
}
}
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;
@ -602,144 +865,10 @@ static void sdl_refresh(DisplayState *ds)
sdl_update(ds, 0, 0, real_screen->w, real_screen->h);
break;
case SDL_KEYDOWN:
handle_keydown(ds, ev);
break;
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 */
if (scaling_active) {
scaling_active = 0;
sdl_resize(ds);
vga_hw_invalidate();
vga_hw_update();
}
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);
gui_keysym = 1;
if (gui_fullscreen) {
break;
}
if (!is_graphic_console()) {
/* release grab if going to a text console */
if (gui_grab) {
sdl_grab_end();
} else if (absolute_enabled) {
sdl_show_cursor();
}
} else if (absolute_enabled) {
sdl_hide_cursor();
absolute_mouse_grab();
}
break;
case 0x1b: /* '+' */
case 0x35: /* '-' */
if (!gui_fullscreen) {
int width = MAX(real_screen->w +
(keycode == 0x1b ? 50 : -50), 160);
int height = (ds_get_height(ds) * width) /
ds_get_width(ds);
sdl_scale(ds, width, height);
vga_hw_invalidate();
vga_hw_update();
gui_keysym = 1;
}
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 (is_graphic_console() &&
SDL_GetAppState() & SDL_APPACTIVE) {
sdl_grab_start();
}
} else if (!gui_fullscreen) {
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);
handle_keyup(ds, ev);
break;
case SDL_QUIT:
if (!no_quit) {
@ -748,77 +877,14 @@ static void sdl_refresh(DisplayState *ds)
}
break;
case SDL_MOUSEMOTION:
if (is_graphic_console() &&
(kbd_mouse_is_absolute() || absolute_enabled)) {
int max_x = real_screen->w - 1;
int max_y = real_screen->h - 1;
if (gui_grab &&
(ev->motion.x == 0 || ev->motion.y == 0 ||
ev->motion.x == max_x || ev->motion.y == max_y)) {
sdl_grab_end();
}
if (!gui_grab && SDL_GetAppState() & SDL_APPINPUTFOCUS &&
(ev->motion.x > 0 && ev->motion.x < max_x &&
ev->motion.y > 0 && ev->motion.y < max_y)) {
sdl_grab_start();
}
}
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);
}
handle_mousemotion(ds, ev);
break;
case SDL_MOUSEBUTTONDOWN:
case SDL_MOUSEBUTTONUP:
if (is_graphic_console()) {
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);
}
}
handle_mousebutton(ds, ev);
break;
case SDL_ACTIVEEVENT:
if (gui_grab && ev->active.state == SDL_APPINPUTFOCUS &&
!ev->active.gain && !gui_fullscreen) {
sdl_grab_end();
}
if (!gui_grab && ev->active.gain && is_graphic_console() &&
(kbd_mouse_is_absolute() || absolute_enabled)) {
absolute_mouse_grab();
}
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;
}
}
handle_activation(ds, ev);
break;
case SDL_VIDEORESIZE:
sdl_scale(ds, ev->resize.w, ev->resize.h);