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Few Fuze/e200v2 button fixes. Don't read the scrollwheel when the hold button is active and rename a variable to describe better what it is for.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@20701 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Thomas Martitz 2009-04-13 17:10:52 +00:00
parent c48f4c6be4
commit 42f5973177
5 changed files with 27 additions and 10 deletions
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14
firmware/target/arm/as3525/sansa-e200v2/button-e200v2.c
View file

@ -55,7 +55,7 @@ static void scrollwheel(short dbop_din)
unsigned btn = BUTTON_NONE;
/* old wheel values */
static unsigned old_wheel_value = 0;
static unsigned wheel_repeat = BUTTON_NONE;
static unsigned old_btn = BUTTON_NONE;
/* getting BUTTON_REPEAT works like this: Remember when the btn value was
* posted to the button_queue last, and if it was recent enough, generate
@ -77,7 +77,13 @@ static void scrollwheel(short dbop_din)
{ 2, 0, 3, 1 }, /* Clockwise rotation */
{ 1, 3, 0, 2 }, /* Counter-clockwise */
};
if(hold_button)
{
repeat = counter = 0;
return;
}
wheel_value = dbop_din & (1<<13|1<<14);
wheel_value >>= 13;
@ -88,10 +94,10 @@ static void scrollwheel(short dbop_din)
if (btn != BUTTON_NONE)
{
if (btn != wheel_repeat)
if (btn != old_btn)
{
/* direction reversals nullify repeats */
wheel_repeat = btn;
old_btn = btn;
repeat = counter = 0;
}
if (btn != BUTTON_NONE)

1
firmware/target/arm/as3525/sansa-e200v2/button-target.h
View file

@ -30,6 +30,7 @@
bool button_hold(void);
void button_init_device(void);
int button_read_device(void);
short button_read_dbop(void);
/* Sandisk Sansa E200 button codes */