XAML代码
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xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:d="http://schemas.microsoft.com/expression/blend/2008" xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" xmlns:local="clr-namespace:WpfApplication73" mc:Ignorable="d" Title="MainWindow" Height="350" Width="525">
隐藏代码：
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;
namespace WpfApplication73
{
///
/// Interaction logic for MainWindow.xaml
///
public partial class MainWindow : Window
{
public Formula1v2Entities data = new Formula1v2Entities();
public MainWindow()
{
InitializeComponent();
this.DataContext = Years;
}
public IEnumerable
{
get
{
F1DataContext.Data = data;
return data.Races.Select(r => new Class1
{
Year = r.Date.Year
}).Distinct().OrderBy(c => c.Year).ToList();
//return (from r in data.Races
// select new Class1
// {
// Year= r.Date.Year
// }).ToList();
}
}
}
}
Class1代码，用来产生TreeView控件使用的集合
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace WpfApplication73
{
public static class F1DataContext
{
public static Formula1v2Entities Data { get; set; }
}
public class Class1
{
public int Year { get; set; }
public IEnumerable
{
get
{
return (from r in F1DataContext.Data.Races
where r.Date.Year == Year
orderby r.Date
select new F1Race
{
Date = r.Date,
Country = r.Circuits.Country
}).ToList();
}
}
}
public class F1Race
{
public string Country { get; set; }
public DateTime Date { get; set; }
public IEnumerable
{
get
{
return (from rr in F1DataContext.Data.RaceResults
where rr.Races.Date == this.Date
select new F1RaceResult
{
Position = rr.Position,
Racer = rr.Racers.FirstName + " " + rr.Racers.LastName
}).ToList();
}
}
}
public class F1RaceResult
{
public int Position { get; set; }
public string Racer { get; set; }
}
}
