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Improve MENU_NAVIGATION_CTL_ASCEND_ALPHABET - can no longer

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get out of bounds, will now properly scroll down to end of
list if it can not jump alphabetically to the next letter and
there is still space to go to the end of the list
This commit is contained in:
twinaphex 2016-06-19 00:25:52 +02:00
parent b82f4daae9
commit 31c1f31299
1 changed files with 11 additions and 2 deletions
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13
menu/menu_navigation.c
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@ -142,7 +142,9 @@ bool menu_navigation_ctl(enum menu_navigation_ctl_state state, void *data)
case MENU_NAVIGATION_CTL_ASCEND_ALPHABET:
{
size_t i = 0, ptr;
size_t *ptr_out = (size_t*)&selection_ptr;
bool scrolled_down = false;
size_t *ptr_out = (size_t*)&selection_ptr;
size_t menu_list_size = menu_entries_get_size();
if (!scroll_index.size || !ptr_out)
return false;
@ -150,13 +152,20 @@ bool menu_navigation_ctl(enum menu_navigation_ctl_state state, void *data)
ptr = *ptr_out;
if (ptr == scroll_index.list[scroll_index.size - 1])
return false;
{
*ptr_out = menu_list_size - 1;
menu_driver_ctl(RARCH_MENU_CTL_NAVIGATION_ASCEND_ALPHABET, ptr_out);
return true;
}
while (i < scroll_index.size - 1
&& scroll_index.list[i + 1] <= ptr)
i++;
*ptr_out = scroll_index.list[i + 1];
if (*ptr_out >= menu_list_size)
*ptr_out = menu_list_size - 1;
menu_driver_ctl(RARCH_MENU_CTL_NAVIGATION_ASCEND_ALPHABET, ptr_out);
}
break;