1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261
| using System;
using System.Collections.Generic;
using System.Text;
using System.ComponentModel;
namespace CollectionApplication
{
// A delegate type for hooking up change notifications.
public delegate void ChangedEventHandler(object sender, EventArgs e);
class Person
{
public event ChangedEventHandler PersonChanged;
protected virtual void OnPersonChanged(EventArgs e)
{
if (PersonChanged != null)
PersonChanged(this, e);
}
public Person(string pFirstName, string pLastName)
{
_FirstName = FirstName;
_LastName = LastName;
OnPersonChanged(EventArgs.Empty);
}
private string _FirstName;
public string FirstName
{
get { return _FirstName; }
set { _FirstName = value; OnPersonChanged(EventArgs.Empty); }
}
private string _LastName;
public string LastName
{
get { return _LastName; }
set { _LastName = value; OnPersonChanged(EventArgs.Empty); ; }
}
private BindingList<Address> _ListAddress = new BindingList<Address>();
public BindingList<Address> ListAddress
{
get { return _ListAddress; }
set { _ListAddress = value; OnPersonChanged(EventArgs.Empty); ; }
}
}
class Address
{
public event ChangedEventHandler AddressChanged;
protected virtual void OnAddressChanged(EventArgs e)
{
if (AddressChanged != null)
AddressChanged(this, e);
}
public Address(string pCity, string pFirstName)
{
_City = pCity;
_FirstName = pFirstName;
OnAddressChanged(EventArgs.Empty);
}
private string _FirstName;
public string FirstName
{
get { return _FirstName; }
set { _FirstName = value; OnAddressChanged(EventArgs.Empty); }
}
private string _City;
public string City
{
get { return _City; }
set { _City = value; OnAddressChanged(EventArgs.Empty); ; }
}
}
class ListPersons
{
public List<Person> PersonsList = new List<Person>();
public ListPersons()
{
PersonsList.Add(new Person("One", "AAA"));
PersonsList.Add(new Person("Two", "BBB"));
PersonsList.Add(new Person("Three", "CCC"));
PersonsList[0].ListAddress.ListChanged += new ListChangedEventHandler(ListAddress_ListChanged);
PersonsList[1].ListAddress.ListChanged += new ListChangedEventHandler(ListAddress_ListChanged);
PersonsList[2].ListAddress.ListChanged += new ListChangedEventHandler(ListAddress_ListChanged);
PersonsList[0].ListAddress.Add(new Address("PARIS", "One"));
PersonsList[0].ListAddress.Add(new Address("VALENCE", "One"));
PersonsList[1].ListAddress.Add(new Address("LYON", "Two"));
PersonsList[2].ListAddress.Add(new Address("MARSEILLE", "Three"));
}
void ListAddress_ListChanged(object sender, ListChangedEventArgs e)
{
switch (e.ListChangedType)
{
case ListChangedType.ItemAdded:
break;
case ListChangedType.ItemChanged:
break;
case ListChangedType.ItemDeleted:
break;
case ListChangedType.ItemMoved:
break;
default:
break;
}
}
// This will be called whenever the list changes.
private void ListChanged(object sender, EventArgs e)
{
Console.WriteLine("This is called when the event fires.");
}
}
} |
Partager