public FoodList()
{
isSelected = false;
selectedFoodId = "null";
lastSelectedFoodId = "null";
CurrentFoodClass = new FoodClass("null");
FoodClassCount = 0;
foodsMenu = new BindingList <Food>();
//foodMenu = new FoodMenu();
currentMenuSelectedIndex = -1;
currentPage = 0;
order = new Dictionary <string, BindingList <Food> >();
foodClassPage = new Dictionary <int, BindingList <FoodClass> >();
//获取菜品
Test_GetFoodOrder();
}
//绑定菜品类
public BindingList <Food> FoodBindByClass(FoodClass foodClass)
{
if (FoodClassCount != 0)
{
if (!HasFoodClass(foodClass.FClass))
{
foodClass = foodClassPage[currentPage][0];
}
CurrentFoodClass = foodClass;
selectedFoodId = "null";
isSelected = false;
return(GetFoodListByClass(foodClass.FClass));
}
else
{
return(null);
}
}
//设置选中菜品类的效果
private void SetSelectedFoodClass()
{
var items = this.FoodClassDiv.ItemContainerGenerator.Items;
if (items != null)
{
for (int i = 0; i < items.Count; i++)
{
ListBoxItem boxItem = this.FoodClassDiv.ItemContainerGenerator.ContainerFromIndex(i) as ListBoxItem;
Button b = TreeHelpUtils.FindVisualTree <Button>(boxItem);
if (b == null)
{
break;
}
//全消除
b.Background = new SolidColorBrush(Color.FromArgb(255, 221, 221, 221));
FoodClass f = (FoodClass)items[i];
if (f == foodList.CurrentFoodClass)
{
b.Background = Brushes.Orange;
}
}
}
}