Datenanmerkungen wie RequiredAttribute und DisplayAttribute usw. werden nicht an die generierten clientseitigen Dateien weitergegeben, wenn Silverlight 4 und WCF verwendet werden. Dies ist eine Lösung für das Problem ... Erstellen Sie eine Klassenbibliothek mit einem Modell (Model.dll) Probe
public partial class Person: INotifyPropertyChanged
{
private Guid IDField;
private string NameField;
private string LastNameField;
private int AgeField;
private string EmailField;
/// <summary>
/// ID of an Object
/// </summary>
public Guid ID
{
get
{
return IDField;
}
set
{
if (value != IDField)
{
Validator.ValidateProperty(value, new ValidationContext(this, null, null) { MemberName = "ID" });
IDField = value;
OnPropertyChanged("ID");
}
}
}
/// <summary>
/// Name of a person
/// </summary>
[Required]
public string Name
{
get
{
return NameField;
}
set
{
if (value != NameField)
{
Validator.ValidateProperty(value, new ValidationContext(this, null, null) { MemberName = "Name" });
NameField = value;
OnPropertyChanged("Name");
}
}
}
/// <summary>
/// LastName of a person
/// </summary>
[Required]
public string LastName
{
get
{
return LastNameField;
}
set
{
if (value != LastNameField)
{
Validator.ValidateProperty(value, new ValidationContext(this, null, null) { MemberName = "LastName" });
LastNameField = value;
OnPropertyChanged("LastName");
}
}
}
/// <summary>
/// Age of a person
/// </summary>
[Range(0,120)]
//[Required]
public int Age
{
get
{
return AgeField;
}
set
{
if (value != AgeField)
{
Validator.ValidateProperty(value, new ValidationContext(this, null, null) { MemberName = "Age" });
AgeField = value;
OnPropertyChanged("Age");
}
}
}
[RegularBLOCKED EXPRESSION]
public string Email
{
get
{
return EmailField;
}
set
{
if (value != EmailField)
{
Validator.ValidateProperty(value, new ValidationContext(this, null, null) { MemberName = "Email" });
EmailField = value;
OnPropertyChanged("Email");
}
}
}
public event PropertyChangedEventHandler PropertyChanged;
/// <summary>
/// Raises a property changed notification for the specified property name.
/// </summary>
/// <param name="propName">The name of the property that changed.</param>
protected virtual void OnPropertyChanged(string propName)
{
if (PropertyChanged != null)
{
PropertyChanged(this, new PropertyChangedEventArgs(propName));
}
}
}
In einem Dienstleistungen Projektverweis diese Klassenbibliothek eine Probe von Dienstleistungen sein könnte ...
[ServiceContract]
public interface IPersonService
{
[OperationContract]
List<Person> GetPersons();
[OperationContract]
Person GetPersonByID(Guid ID);
[OperationContract]
void EditPerson(Person PersonField);
}
/////////////////
public class PersonService : IPersonService
{
private List<Person> Persons;
public PersonService()
{
Persons = new List<Person>();
Persons.Add(new Person { ID = Guid.NewGuid(), Name = "Albert", LastName = "Pujols" , Age = 31, Email = "[email protected]" });
Persons.Add(new Person { ID = Guid.NewGuid(), Name = "Alex", LastName = "Rodriguez", Age = 36, Email = "[email protected]" });
Persons.Add(new Person { ID = Guid.NewGuid(), Name = "Evan", LastName = "Longoria", Age = 25, Email = "[email protected]" });
Persons.Add(new Person { ID = Guid.NewGuid(), Name = "Joey", LastName = "Votto", Age = 25, Email = "[email protected]" });
Persons.Add(new Person { ID = Guid.NewGuid(), Name = "Miguel", LastName = "Cabrera", Age = 27, Email = "[email protected]" });
Persons.Add(new Person { ID = Guid.NewGuid(), Name = "Kendry", LastName = "Morales", Age = 26, Email = "[email protected]" });
Persons.Add(new Person { ID = Guid.NewGuid(), Name = "Alexei", LastName = "Ramirez", Age = 28, Email = "[email protected]" });
}
public List<Person> GetPersons()
{
return Persons;
}
public Person GetPersonByID(Guid ID)
{
return (from sel in Persons where sel.ID == ID select sel).First();
}
public void EditPerson(Person PersonField)
{
Person Person = (from sel in Persons where sel.ID == PersonField.ID select sel).First();
Person = PersonField;
}
}
erstellen einer Silverlight-Klassenbibliothek (SL.Model.dll) (diese Bibliothek haben die Probe m odel erstellt in Model.dll)
in dieser Klassenbibliothek fügen Sie ein vorhandenes Element als Link hinzu und fügen Sie das Modellelement mit Model.dll in Silverlight Application reference SL.Model.dll hinzu, wenn die Services-Referenz create view ist, die Typen wiederverwendet cheked ist (Es ist deafault Option) Probe Seite ... xAML
<UserControl x:Class="SampleApp.MainPage"
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"
mc:Ignorable="d"
xmlns:dataInput="clr-namespace:System.Windows.Controls;assembly=System.Windows.Controls.Data.Input"
d:DesignHeight="300" d:DesignWidth="400" xmlns:sdk="http://schemas.microsoft.com/winfx/2006/xaml/presentation/sdk">
<Grid x:Name="LayoutRoot" Background="White">
<Grid.ColumnDefinitions>
<ColumnDefinition Width="55*" />
<ColumnDefinition Width="45*" />
</Grid.ColumnDefinitions>
<sdk:DataGrid Name="dataGrid1" Grid.Column="0" IsReadOnly="True" AutoGenerateColumns="False" SelectionChanged="dataGrid1_SelectionChanged" FontSize="12">
<sdk:DataGrid.Columns>
<sdk:DataGridTextColumn CanUserSort="True" Binding="{Binding ID}" Visibility="Collapsed" />
<sdk:DataGridTextColumn CanUserSort="True" Binding="{Binding Name}" Header="Name" Width="100" />
<sdk:DataGridTextColumn CanUserSort="True" Binding="{Binding LastName}" Header="LastName" Width="100" />
</sdk:DataGrid.Columns>
</sdk:DataGrid>
<Grid Grid.Column="1">
<Grid.ColumnDefinitions>
<ColumnDefinition Width="40*" />
<ColumnDefinition Width="50*" />
<ColumnDefinition Width="10*" />
</Grid.ColumnDefinitions>
<Grid.RowDefinitions>
<RowDefinition Height="30"/>
<RowDefinition Height="30"/>
<RowDefinition Height="30"/>
<RowDefinition Height="30"/>
<RowDefinition Height="150"/>
</Grid.RowDefinitions>
<TextBlock HorizontalAlignment="Right" VerticalAlignment="Center" Text="Name" Grid.Row="0" Margin="4" />
<TextBox x:Name="Name" Text="{Binding Name, Mode=TwoWay, ValidatesOnExceptions=true, NotifyOnValidationError=true}" Grid.Row="0" Grid.Column="1" Margin="4" />
<TextBlock HorizontalAlignment="Right" VerticalAlignment="Center" Text="LastName" Grid.Row="1" Margin="4" />
<TextBox x:Name="LName" Text="{Binding LastName, Mode=TwoWay, ValidatesOnExceptions=true, NotifyOnValidationError=true}" Grid.Row="1" Grid.Column="1" Margin="4" />
<TextBlock HorizontalAlignment="Right" VerticalAlignment="Center" Text="Age" Grid.Row="2" Margin="4" />
<TextBox x:Name="Age" Text="{Binding Age, Mode=TwoWay, ValidatesOnExceptions=true, NotifyOnValidationError=true}" Grid.Row="2" Grid.Column="1" Margin="4" />
<TextBlock HorizontalAlignment="Right" VerticalAlignment="Center" Text="Email" Grid.Row="3" Margin="4" />
<TextBox x:Name="Email" Text="{Binding Email, Mode=TwoWay, ValidatesOnExceptions=true, NotifyOnValidationError=true}" Grid.Row="3" Grid.Column="1" Margin="4" />
<dataInput:ValidationSummary Margin="4" Grid.Row="4" Grid.ColumnSpan="3" />
</Grid>
</Grid>
</UserControl>
Code Kontrolle ...
public partial class MainPage : UserControl
{
private PersonServiceClient Client;
private EndpointAddress AddressService = new EndpointAddress(new Uri("http://localhost:3589/PersonService.svc"));
public MainPage()
{
InitializeComponent();
Client = new PersonServiceClient(new BasicHttpBinding(), AddressService);
Client.GetPersonsAsync();
Client.GetPersonsCompleted += new EventHandler<GetPersonsCompletedEventArgs>(Client_GetPersonsCompleted);
}
void Client_GetPersonsCompleted(object sender, GetPersonsCompletedEventArgs e)
{
ObservableCollection<Person> PersonItems = e.Result;
dataGrid1.ItemsSource = PersonItems;
}
private void dataGrid1_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
DataContext = e.AddedItems[0];
}
}