static void menu_list_flush_stack(menu_list_t *list,
size_t idx, const char *needle, unsigned final_type)
{
bool refresh = false;
const char *path = NULL;
const char *label = NULL;
unsigned type = 0;
size_t entry_idx = 0;
file_list_t *menu_list = menu_list_get(list, (unsigned)idx);
if (!list)
return;
menu_entries_ctl(MENU_ENTRIES_CTL_SET_REFRESH, &refresh);
file_list_get_last(menu_list,
&path, &label, &type, &entry_idx);
while (menu_list_flush_stack_type(
needle, label, type, final_type) != 0)
{
size_t new_selection_ptr = menu_navigation_get_selection();
if (!menu_list_pop_stack(list, idx, &new_selection_ptr, 1))
break;
menu_navigation_set_selection(new_selection_ptr);
menu_list = menu_list_get(list, (unsigned)idx);
file_list_get_last(menu_list,
&path, &label, &type, &entry_idx);
}
}
static int action_right_scroll(unsigned type, const char *label,
bool wraparound)
{
size_t scroll_accel = 0;
unsigned scroll_speed = 0, fast_scroll_speed = 0;
size_t selection = menu_navigation_get_selection();
if (!menu_driver_ctl(MENU_NAVIGATION_CTL_GET_SCROLL_ACCEL, &scroll_accel))
return false;
scroll_speed = (unsigned)((MAX(scroll_accel, 2) - 2) / 4 + 1);
fast_scroll_speed = 4 + 4 * scroll_speed;
if (selection + fast_scroll_speed < (menu_entries_get_size()))
{
size_t idx = selection + fast_scroll_speed;
menu_navigation_set_selection(idx);
menu_driver_navigation_set(true);
}
else
{
if ((menu_entries_get_size() > 0))
menu_driver_ctl(MENU_NAVIGATION_CTL_SET_LAST, NULL);
}
return 0;
}
static int action_left_scroll(unsigned type, const char *label,
bool wraparound)
{
size_t scroll_accel = 0;
unsigned scroll_speed = 0, fast_scroll_speed = 0;
size_t selection = menu_navigation_get_selection();
if (!menu_driver_ctl(MENU_NAVIGATION_CTL_GET_SCROLL_ACCEL, &scroll_accel))
return false;
scroll_speed = (unsigned)((MAX(scroll_accel, 2) - 2) / 4 + 1);
fast_scroll_speed = 4 + 4 * scroll_speed;
if (selection > fast_scroll_speed)
{
size_t idx = selection - fast_scroll_speed;
menu_navigation_set_selection(idx);
menu_driver_navigation_set(true);
}
else
{
bool pending_push = false;
menu_driver_ctl(MENU_NAVIGATION_CTL_CLEAR, &pending_push);
}
return 0;
}
/* Performs whatever actions are associated with menu entry 'i'.
*
* This is the most important function because it does all the work
* associated with clicking on things in the UI.
*
* This includes loading cores and updating the
* currently displayed menu. */
int menu_entry_select(uint32_t i)
{
menu_entry_t entry;
menu_navigation_set_selection(i);
menu_entry_init(&entry);
menu_entry_get(&entry, 0, i, NULL, false);
return menu_entry_action(&entry, i, MENU_ACTION_SELECT);
}
static void menu_input_search_cb(void *userdata, const char *str)
{
size_t idx = 0;
file_list_t *selection_buf = menu_entries_get_selection_buf_ptr(0);
if (!selection_buf)
return;
if (str && *str && file_list_search(selection_buf, str, &idx))
{
menu_navigation_set_selection(idx);
menu_driver_navigation_set(true);
}
menu_input_dialog_end();
}
/**
* Before a refresh, we could have deleted a
* file on disk, causing selection_ptr to
* suddendly be out of range.
*
* Ensure it doesn't overflow.
**/
static bool menu_entries_refresh(void *data)
{
size_t list_size;
file_list_t *list = (file_list_t*)data;
size_t selection = menu_navigation_get_selection();
menu_entries_build_scroll_indices(list);
list_size = menu_entries_get_size();
if ((selection >= list_size) && list_size)
{
size_t idx = list_size - 1;
menu_navigation_set_selection(idx);
menu_driver_navigation_set(true);
}
else if (!list_size)
{
bool pending_push = true;
menu_driver_ctl(MENU_NAVIGATION_CTL_CLEAR, &pending_push);
}
return true;
}
