public void Remove(ChatListSubItem subItem)
{
int index = this.IndexOf(subItem);
if (-1 != index)
{
this.RemoveAt(index);
}
}
private void EnsureSpace(int elements)
{
if (this.m_arrSubItems == null)
{
this.m_arrSubItems = new ChatListSubItem[Math.Max(elements, 4)];
}
else if ((elements + this.count) > this.m_arrSubItems.Length)
{
ChatListSubItem[] array = new ChatListSubItem[Math.Max((int)(this.m_arrSubItems.Length * 2), (int)(elements + this.count))];
this.m_arrSubItems.CopyTo(array, 0);
this.m_arrSubItems = array;
}
}
public void Add(ChatListSubItem subItem)
{
if (subItem == null)
{
throw new ArgumentNullException("SubItem cannot be null");
}
this.EnsureSpace(1);
if (-1 == this.IndexOf(subItem))
{
subItem.OwnerListItem = this.owner;
this.m_arrSubItems[this.count++] = subItem;
if (this.owner.OwnerChatListBox != null)
{
this.owner.OwnerChatListBox.Invalidate();
}
}
}
public void AddAccordingToStatus(ChatListSubItem subItem)
{
if (subItem.Status == ChatListSubItem.UserStatus.OffLine)
{
this.Add(subItem);
}
else
{
int index = 0;
int count = this.count;
while (index < count)
{
if (subItem.Status <= this.m_arrSubItems[index].Status)
{
this.Insert(index, subItem);
return;
}
index++;
}
this.Add(subItem);
}
}
public void Insert(int index, ChatListSubItem subItem)
{
if ((index < 0) || (index > this.count))
{
throw new IndexOutOfRangeException("Index was outside the bounds of the array");
}
if (subItem == null)
{
throw new ArgumentNullException("SubItem cannot be null");
}
this.EnsureSpace(1);
for (int i = this.count; i > index; i--)
{
this.m_arrSubItems[i] = this.m_arrSubItems[i - 1];
}
subItem.OwnerListItem = this.owner;
this.m_arrSubItems[index] = subItem;
this.count++;
if (this.owner.OwnerChatListBox != null)
{
this.owner.OwnerChatListBox.Invalidate();
}
}
public int IndexOf(ChatListSubItem subItem)
{
return(Array.IndexOf <ChatListSubItem>(this.m_arrSubItems, subItem));
}
public bool Contains(ChatListSubItem subItem)
{
return(this.IndexOf(subItem) != -1);
}
