public void Draw_All_Shelf()
{
Shelf.point_y = 20;
shelf_node iterator = root;
while (iterator != null)
{
iterator.shelf.Shelf_ınfo.Draw_Shelf_Obj(ref Shelf.point_y);
iterator.shelf.Shelf_ınfo.Show();
iterator = iterator.next;
}
}
public void Add_Shelf_to_List(Shelf shelf)
{
if (root == null)
{
root = new shelf_node(shelf);
return;
}
shelf_node iterator = root;
while (iterator.next != null)
{
iterator = iterator.next;
}
iterator.next = new shelf_node(shelf);
}
public void Delete_All_List()
{
shelf_node iterator = root;
shelf_node current;
while (iterator != null)
{
current = iterator.next;
iterator.shelf.Book_list.Delete_All_Books_From_Shelf();
iterator.shelf.Shelf_ınfo.Dispose();
iterator.shelf = null;
iterator = current;
}
root = null;
GC.WaitForPendingFinalizers();
GC.Collect();
}
public Shelf Find_Shelf_By_ID(int shelf_id)
{
if (root == null)
{
return(null);
}
shelf_node iterator = root;
while (iterator.shelf.Shelf_id != shelf_id)
{
if (iterator.next == null)
{
return(null);
}
iterator = iterator.next;
}
return(iterator.shelf);
}
public Shelf_List()
{
root = null;
}
public shelf_node(Shelf s)
{
this.shelf = s;
this.next = null;
}
