internal Rectangle GetItemDisplayRectangle (int index, int first_displayble)
{
Rectangle item_rect;
Rectangle first_item_rect = GetItemRectangle (first_displayble);
item_rect = GetItemRectangle (index);
item_rect.X -= first_item_rect.X;
item_rect.Y -= first_item_rect.Y;
// Subtract the checkboxes from the width
if (this is CheckedListBox)
item_rect.Width -= 14;
return item_rect;
}