void menu::erase_item(size_t index)
{
size_t nb_items = items_.size();
if (index >= nb_items)
return;
--nb_items;
clear_item(nb_items);
// fix ordered positions of items
size_t pos = item_pos_[index];
item_pos_.erase(item_pos_.begin() + index);
items_.erase(items_.begin() + pos);
for(size_t i = 0; i != nb_items; ++i) {
size_t &n1 = item_pos_[i], &n2 = items_[i].id;
if (n1 > pos) --n1;
if (n2 > index) --n2;
}
assert_pos();
if (selected_ >= nb_items)
selected_ = nb_items - 1;
update_scrollbar_grip_height();
adjust_viewport_to_selection();
itemRects_.clear();
set_dirty();
}
void iq_clear_unread(iq_t iq) {
seqno_t i ;
if (iq->hi >= maxi(iq)) {
overflow(iq, iq->hi) ;
}
for (i=iq->read;i<=iq->hi;i++) {
clear_item(iq, i) ;
}
iq->hi = iq->read ;
}
void GUI::clear_screen(int32_t c_screen,int32_t c_selected) {
for(int32_t n=0;n<screens_layout[c_screen].item_count;n++) {
bool selected = false;
if(n == c_selected) selected = true;
clear_item(screens_layout[c_screen].items[n],selected);
}
varnum_size=0;
}
void iq_set_lo(iq_t iq, seqno_t n) {
seqno_t lo = iq->lo ;
ofs_t i ;
if (n <= lo) {
return ;
}
if (n >= maxi(iq)) {
overflow(iq, n) ;
}
for (i=lo;i<n;i++) {
clear_item(iq, i) ;
}
iq->lo = n ;
iq_set_hi(iq, n) ;
}
