N900: Prevent stuck up/down keys on systems with shared up/down cursor mapping

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@29331 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Thomas Jarosch 2011-02-19 00:32:05 +00:00
parent 70bb128ae9
commit e80bd1df2a

View file

@ -68,6 +68,9 @@ struct event_queue button_queue;
static int btn = 0; /* Hopefully keeps track of currently pressed keys... */
int sdl_app_has_input_focus = 1;
#if (CONFIG_PLATFORM & PLATFORM_MAEMO)
static int n900_updown_key_pressed = 0;
#endif
#ifdef HAS_BUTTON_HOLD
bool hold_button_state = false;
@ -230,8 +233,19 @@ static bool event_handler(SDL_Event *event)
#if (CONFIG_PLATFORM & PLATFORM_MAEMO5)
/* N900 with shared up/down cursor mapping. Seen on the German,
Finnish, Italian, French and Russian version. Probably more. */
if (event->key.keysym.mod & KMOD_MODE)
if (event->key.keysym.mod & KMOD_MODE || n900_updown_key_pressed)
{
/* Prevent stuck up/down keys: If you release the ALT key before the cursor key,
rockbox will see a KEYUP event for left/right instead of up/down and
the previously pressed up/down key would stay active. */
if (ev_key == SDLK_LEFT || ev_key == SDLK_RIGHT)
{
if (event->type == SDL_KEYDOWN)
n900_updown_key_pressed = 1;
else
n900_updown_key_pressed = 0;
}
if (ev_key == SDLK_LEFT)
ev_key = SDLK_UP;
else if (ev_key == SDLK_RIGHT)