public void Fill_Cover_Image_List()
{
book_node iterator = root;
while (iterator != null)
{
iterator.book.Cover_Pic_to_Image_List();
iterator = iterator.next;
}
}
public void Hide_All_Book_Objects()
{
book_node iterator = root;
while (iterator != null)
{
iterator.book.Info.Hide_Info();
iterator = iterator.next;
}
}
public void Deselect_All_Infos()
{
book_node iterator = root;
while (iterator != null)
{
iterator.book.Info.Deselect_Book_Info();
iterator = iterator.next;
}
}
public void Draw_All_Books_For_Shelf(ref int point_x)
{
point_x = 65;
book_node iterator = root;
while (iterator != null)
{
iterator.book.Book_shelf_info.Draw_Book_Obj(ref point_x);
iterator.book.Book_shelf_info.Show();
iterator = iterator.next;
}
}
public void Draw_All_Books()
{
Book.point_y = 5;
book_node iterator = root;
while (iterator != null)
{
iterator.book.Info.Draw_Book_Obj(ref Book.point_y);
iterator.book.Info.Show();
iterator = iterator.next;
}
}
public void Delete_All_List()
{
book_node iterator = root;
book_node current;
while (iterator != null)
{
current = iterator.next;
iterator.book.Info.Dispose();
iterator.book = null;
iterator = current;
}
root = null;
}
public Book Find_Book_By_Chosen()
{
book_node iterator = root;
while (iterator != null)
{
if (iterator.book.Info.Chosen == true)
{
return(iterator.book);
}
iterator = iterator.next;
}
return(null);
}
public void Add_Book_to_List(Book book)
{
if (root == null)
{
root = new book_node(book);
return;
}
book_node iterator = root;
while (iterator.next != null)
{
iterator = iterator.next;
}
iterator.next = new book_node(book);
}
public void Delete_All_Books_From_Shelf()
{
book_node iterator = root;
book_node current;
while (iterator != null)
{
current = iterator.next;
iterator.book.Book_shelf_info.Dispose();
iterator.book = null;
iterator = current;
}
root = null;
GC.WaitForPendingFinalizers();
GC.Collect();
}
public Book Find_Book_By_ID(int book_id)
{
if (root == null)
{
return(null);
}
book_node iterator = root;
while (iterator.book.Book_id != book_id)
{
if (iterator.next == null)
{
return(null);
}
iterator = iterator.next;
}
return(iterator.book);
}
public void Delete_Book_from_List(int book_id, bool delete_picture)
{
book_node iterator = root;
if (root == null)
{
return;
}
if (root.book.Book_id == book_id)
{
root.book.Delete();
if (delete_picture == true)
{
Picture_Events.Delete_The_Picture(root.book.Cover_path_file);
}
root.book = null;
root = root.next;
return;
}
while (iterator.next.book.Book_id != book_id)
{
iterator = iterator.next;
if (iterator.next == null)
{
MessageBox.Show("CANT FOUND");
return;
}
}
iterator.next.book.Delete();
if (delete_picture == true)
{
Picture_Events.Delete_The_Picture(iterator.next.book.Cover_path_file);
}
iterator.next.book = null;
iterator.next = iterator.next.next;
return;
}
public Book_List()
{
root = null;
}
public book_node(Book b)
{
this.book = b;
this.next = null;
}
