public void AddItem(DictionaryItem item)
{
_locker.WaitOne();
lock (_locker)
{
try
{
DictionaryItem realItem = item.GetRealItem();
if (realItem == null)
{
return;
}
Items.Remove(realItem);
if (Items.Count == _maxItemsCount)
{
Items.RemoveAt(_maxItemsCount - 1);
}
Items.Insert(0, realItem);
WriteData();
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
}
}
}
public bool HasItem(DictionaryItem item)
{
_locker.WaitOne();
lock (_locker)
{
DictionaryItem realItem = item.GetRealItem();
return(Items.Contains(realItem));
}
}
public void RemoveItem(DictionaryItem item)
{
_locker.WaitOne();
lock (_locker)
{
try
{
DictionaryItem realItem = item.GetRealItem();
if (realItem == null || !Items.Contains(realItem))
{
return;
}
Items.Remove(realItem);
WriteData();
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
}
}
}