深入浅出WPF——P91把子集集合的元素当Path

 public partial class MainWindow : Window
    {
        public MainWindow()
        {
            InitializeComponent();
        
        

            List <Country> countryList = new List<Country>()
            {
                 new Country(){Name="中国",ProvinceList=new List<Province>(){new Province() { Name = "四川省", CityList =new List<City> (){ new City() { Name = "绵阳市" },
                                                                                                                                             new City() { Name = "成都市" }
                                                                                                                                           }
                                                                                          },
                                                                          new Province() { Name = "河南省", CityList =new List<City> () { new City() { Name = "鹤壁市" },
                                                                                                                                          new City() { Name = "郑州市" }
                                                                                                                                         }
                                                                                          }

                                                                          }
        
                 },
                 new Country(){ Name="加拿大",ProvinceList=new List<Province>() {new Province() { Name="安图略",CityList =new List<City> () { new City() { Name = "南安大略省" },
                                                                                                                                              new City() { Name = "北安大略省" }
                                                                                                                                             }
                     }}
                 }



            };


            this.textBox1.SetBinding(TextBox.TextProperty, new Binding("/Name") { Source = countryList });//集合默认元素，即中国
            this.textBox2.SetBinding(TextBox.TextProperty, new Binding("/ProvinceList/Name") { Source = countryList });
            this.textBox3.SetBinding(TextBox.TextProperty, new Binding("/ProvinceList/CityList[1].Name") { Source = countryList });
        }



        public class City
        {
            public string Name { get; set; } 

        }
        public class Province
        {
            public string Name { get; set; }
            public List<City> CityList { get; set; }
        }
        public class Country
        {
            public string  Name { get; set; }
            public List<Province> ProvinceList { get; set; }
        }
    }
}