public void Delete_Receipt_from_List(int receipt_id)
{
receipt_node iterator = root;
if (root == null)
{
return;
}
if (root.receipt.Receipt_id == receipt_id)
{
root.receipt.Delete();
root.receipt = null;
root = root.next;
return;
}
while (iterator.next.receipt.Receipt_id != receipt_id)
{
iterator = iterator.next;
if (iterator.next == null)
{
MessageBox.Show("CANT FOUND");
return;
}
}
iterator.next.receipt.Delete();
iterator.next.receipt = null;
iterator.next = iterator.next.next;
return;
}
public void Hide_All_Receipt_Objects()
{
receipt_node iterator = root;
while (iterator != null)
{
iterator.receipt.Info.Hide_Info();
iterator = iterator.next;
}
}
public void Deselect_All_Infos()
{
receipt_node iterator = root;
while (iterator != null)
{
iterator.receipt.Info.Deselect_Receipt_Info();
iterator = iterator.next;
}
}
public void Draw_All_Receipts()
{
Receipt.point_y = 5;
Receipt.point_x = 25;
receipt_node iterator = root;
while (iterator != null)
{
iterator.receipt.Info.Draw_Receipt_Obj(ref Receipt.point_x, ref Receipt.point_y);
iterator.receipt.Info.Show();
iterator = iterator.next;
}
}
public void Add_Receipt_to_List(Receipt receipt)
{
if (root == null)
{
root = new receipt_node(receipt);
return;
}
receipt_node iterator = root;
while (iterator.next != null)
{
iterator = iterator.next;
}
iterator.next = new receipt_node(receipt);
}
public void Delete_All_List()
{
receipt_node iterator = root;
receipt_node current;
while (iterator != null)
{
current = iterator.next;
iterator.receipt.Info.Dispose();
iterator.receipt = null;
iterator = current;
}
root = null;
GC.WaitForPendingFinalizers();
GC.Collect();
}
public Receipt Find_Receipt_By_ID(int receipt_id)
{
if (root == null)
{
return(null);
}
receipt_node iterator = root;
while (iterator.receipt.Receipt_id != receipt_id)
{
if (iterator.next == null)
{
return(null);
}
iterator = iterator.next;
}
return(iterator.receipt);
}
public Receipt_List()
{
root = null;
}
public receipt_node(Receipt r)
{
this.receipt = r;
this.next = null;
}
