devs/foxbox
1
0
Fork 0
forked from len0rd/rockbox
Code Pull requests Activity

Upside Down option for display (and buttons) now wired into the display settings menu, persistence, simulator stubs

Browse source 
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@4168 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Jörg Hohensohn 2003-12-20 10:00:37 +00:00
parent 2a8386106b
commit a5e1d06354
8 changed files with 99 additions and 7 deletions
Download patch file Download diff file Expand all files Collapse all files

47
firmware/drivers/button.c
View file

@ -34,6 +34,9 @@
struct event_queue button_queue;
long last_keypress;
#ifdef HAVE_RECORDER_KEYPAD
static bool flipped; /* bottons can be flipped to match the LCD flip */
#endif
/* how often we check to see if a button is pressed */
#define POLL_FREQUENCY HZ/20
@ -212,6 +215,47 @@ void button_init()
#endif
queue_init(&button_queue);
tick_add_task(button_tick);
last_keypress = current_tick;
flipped = false;
}
/*
* set the flip attribute
* better only call this when the queue is empty
*/
void button_set_flip(bool flip)
{
flipped = flip;
}
/*
* helper function to swap UP/DOWN, LEFT/RIGHT, F1/F3
*/
static int button_flip(int button)
{
int newbutton;
newbutton = button &
~(BUTTON_UP | BUTTON_DOWN
| BUTTON_LEFT | BUTTON_RIGHT
| BUTTON_F1 | BUTTON_F3);
if (button & BUTTON_UP)
newbutton |= BUTTON_DOWN;
if (button & BUTTON_DOWN)
newbutton |= BUTTON_UP;
if (button & BUTTON_LEFT)
newbutton |= BUTTON_RIGHT;
if (button & BUTTON_RIGHT)
newbutton |= BUTTON_LEFT;
if (button & BUTTON_F1)
newbutton |= BUTTON_F3;
if (button & BUTTON_F3)
newbutton |= BUTTON_F1;
return newbutton;
}
/*
@ -276,6 +320,9 @@ static int button_read(void)
#endif
}
}
if (btn && flipped)
return button_flip(btn); /* swap upside down */
return btn;
}