void tvertical_list::handle_key_down_arrow(SDLMod /*modifier*/, bool& handled)
{
if(get_selected_item_count() == 0) {
return;
}
// NOTE maybe this should only work if we can select only one item...
handled = true;
for(size_t i = get_ordered_index(get_selected_item()) + 1; i < get_item_count(); ++i) {
// why do we do this check here but not in handle_key_up_arrow?
if(item_ordered(i).get_visible() == twidget::tvisible::invisible
|| !get_item_shown(get_item_at_ordered(i))) {
continue;
}
// NOTE we check the first widget to be active since grids have no
// active flag. This method might not be entirely reliable.
tcontrol* control = dynamic_cast<tcontrol*>(item_ordered(i).widget(0, 0));
if(control && control->get_active()) {
select_item(get_item_at_ordered(i), true);
return;
}
}
}
void thorizontal_list::handle_key_right_arrow(
SDLMod /*modifier*/, bool& handled)
{
if(get_selected_item_count() == 0) {
return;
}
// NOTE maybe this should only work if we can select only one item...
handled = true;
for(size_t i = get_selected_item() + 1; i < get_item_count(); ++i) {
if(item(i).get_visible() == twidget::INVISIBLE
|| !get_item_shown(i)) {
continue;
}
// NOTE we check the first widget to be active since grids have no
// active flag. This method might not be entirely reliable.
tcontrol* control = dynamic_cast<tcontrol*>(item(i).widget(0, 0));
if(control && control->get_active()) {
select_item(i);
return;
}
}
}
void tvertical_list::handle_key_up_arrow(SDLMod /*modifier*/, bool& handled)
{
if(get_selected_item_count() == 0) {
return;
}
// NOTE maybe this should only work if we can select only one item...
handled = true;
for(int i = get_ordered_index(get_selected_item()) - 1; i >= 0; --i) {
// NOTE we check the first widget to be active since grids have no
// active flag. This method might not be entirely reliable.
tcontrol* control = dynamic_cast<tcontrol*>(item_ordered(i).widget(0, 0));
if(control && control->get_active()) {
select_item(get_item_at_ordered(i), true);
return;
}
}
}
