private void FillListBox()
{
entryListListBox.Items.Clear();
entriesNew = new EntryList();
entriesNew.MaxSize = maxSize;
entryListListBox.BeginUpdate();
for (int i = 0; i < entries.Count; i++)
{
entryListListBox.Items.Add(entries[i]);
entriesNew.Add(entries[i]);
}
entryListListBox.EndUpdate();
}