private void AddItemClickHandler(object sender, EventArgs e)
{
Beverage obj = null;
switch (((Button)sender).Name.ToLower())
{
case "buttondripcoffeesmall": obj = new DripCoffeeSmall(); break;
case "buttondripcoffeemedium": obj = new DripCoffeeMedium(); break;
case "buttondripcoffeelarge": obj = new DripCoffeeLarge(); break;
case "buttonlattesmall": obj = new LatteSmall(); break;
case "buttonlattemedium": obj = new LatteSmall(); break;
case "buttonlattelarge": obj = new LatteSmall(); break;
case "buttonespressosmall": obj = new EspressoSmall(); break;
case "buttonespressomedium": obj = new EspressoMedium(); break;
case "buttonespressolarge": obj = new EspressoLarge(); break;
default:
// TODO - Need to catch this somewhere and display
throw new ArgumentNullException("Unknown Item Selected");
}
_lastItemNodeAdded = AddRootItem(obj);
}
private void buttonRemoveSelectedItem_Click(object sender, EventArgs e)
{
ItemTreeNode node = treeOrderList.SelectedNode as ItemTreeNode;
node.Remove();
buttonRemoveSelectedItem.Visible = false;
UpdateTotals();
// Todo : Need to remove item from the _orderItems object
}
private void InitOrderTree()
{
// Create the TreeView Root Node
_rootNode = new ItemTreeNode();
_rootNode.Text = "Your Order";
_rootNode.ForeColor = AnchorNodeTextColor;
_rootNode.BackColor = AnchorNodeTextBackground;
_rootNode.ImageIndex = 0;
_rootNode.SelectedImageIndex = 0;
treeOrderList.Nodes.Add(_rootNode);
}
private void AddSubItem(ItemTreeNode parentItemNode, Beverage b)
{
// TODO - Need to implement the following correctly.
// parentItemNode is not yet used.
_orderItems.AddItem(parentItemNode, new OrderItem <Beverage>(b));
var node = CreateNode(ItemNodeType.SubItem, b);
parentItemNode.Nodes.Add(node);
buttonRemoveSelectedItem.Visible = false;
UpdateTotals();
treeOrderList.ExpandAll();
}
private void RefreshOrderTree()
{
foreach (var i in _orderItems.GetItems())
{
Beverage rootItem = i.RootItem();
ItemTreeNode rootNode = AddRootItem(rootItem);
foreach (var s in i.SubItems())
{
AddSubItem(rootNode, s);
}
}
treeOrderList.ExpandAll();
}
private ItemTreeNode CreateNode(ItemNodeType nodeType, Beverage b)
{
ItemTreeNode node = null;
if (nodeType == ItemNodeType.RootItem)
{
node = CreateItemNode(b);
}
else if (nodeType == ItemNodeType.SubItem)
{
node = CreateSubItemNode(b);
}
return(node);
}
private ItemTreeNode CreateSubItemNode(Beverage b)
{
var node = new ItemTreeNode(b);
// TODO - Need to figure out a way to get this to work.
//string description = (b as BeverageDecorator).GetDecoratorDescriptionOnly();
string cost = string.Format("{0,15:c}", $"[{b.Cost}]");
node.Text = string.Format("{0,30} {1}", b.Description, cost);
node.ForeColor = SubItemTextColor;
node.BackColor = SubItemTextBackground;
node.ImageIndex = 1;
node.SelectedImageIndex = 1;
return(node);
}
public void AddItem(ItemTreeNode parentNode, OrderItem <T> item)
{
//parentNode.
AddItem(item);
}
