In this article let’s play around with one of the most useful concept CRUD using Silverlight 5 with WCF RIA Services. Well, What is CRUD using Silverlight 5 with WCF RIA Services? In Simple terms “Performing CRUD operation using Silverlight 5 with WCF RIA Services”

Step 1: Create a new Silverlight application

Check Enable WCF RIA Services in New Silverlight Application window as shown below:

Step 2: Adding New Entity Data Model Framework

Step 3: Adding New Domain Service

Step 4: The complete code of Main.XAML looks as below

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<UserControl xmlns:sdk="http://schemas.microsoft.com/winfx/2006/xaml/presentation/sdk" x:Class="CRUDviaRIAStoredProc.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"
 d:DesignHeight="600" d:DesignWidth="650">
 
<Grid x:Name="LayoutRoot" Background="White">
 <TextBlock Height="23" HorizontalAlignment="Left" Margin="148,42,0,0" Name="textBlock5" Text="EmployeeId" FontFamily="Verdana" FontSize="15" VerticalAlignment="Top"/>
 <TextBox Height="23" HorizontalAlignment="Left" Margin="248,42,0,0" Name="textBox5" VerticalAlignment="Top" Width="120"/>
 <TextBlock Height="23" HorizontalAlignment="Left" Margin="148,82,0,0" Name="textBlock1" Text="FirsName" FontFamily="Verdana" FontSize="15" VerticalAlignment="Top"/>
 <TextBox Height="23" HorizontalAlignment="Left" Margin="248,78,0,0" Name="textBox1" VerticalAlignment="Top" Width="120"/>
 <TextBlock Height="23" HorizontalAlignment="Left" Margin="148,121,0,0" Name="textBlock2" Text="LastName" FontFamily="Verdana" FontSize="15" VerticalAlignment="Top"/>
 <TextBox Height="23" HorizontalAlignment="Left" Margin="248,121,0,0" Name="textBox2" VerticalAlignment="Top" Width="120"/>
 <TextBlock Height="23" HorizontalAlignment="Left" Margin="148,166,0,0" Name="textBlock3" Text="Age" FontFamily="Verdana" FontSize="15" VerticalAlignment="Top"/>
 <TextBox Height="23" HorizontalAlignment="Left" Margin="248,166,0,0" Name="textBox3" VerticalAlignment="Top" Width="120"/>
 <TextBlock Height="23" HorizontalAlignment="Left" Margin="148,206,0,0" Name="textBlock4" Text="Location" FontFamily="Verdana" FontSize="15" VerticalAlignment="Top"/>
 <TextBox Height="23" HorizontalAlignment="Left" Margin="248,206,0,0" Name="textBox4" VerticalAlignment="Top" Width="120"/>
 <Button Content="ReadData" FontFamily="Verdana" FontSize="15" Background="DeepSkyBlue" Height="34" HorizontalAlignment="Left" Margin="148,249,0,0" Name="button1" VerticalAlignment="Top" Width="80" Click="button1_Click"/>
 <Button Content="Insert" FontFamily="Verdana" FontSize="15" Background="DeepSkyBlue" Height="34" HorizontalAlignment="Left" Margin="246,249,0,0" Name="button2" VerticalAlignment="Top" Width="80" Click="button2_Click"/>
 <Button Content="Update" FontFamily="Verdana" FontSize="15" Background="DeepSkyBlue" Height="34" HorizontalAlignment="Left" Margin="346,249,0,0" Name="button3" VerticalAlignment="Top" Width="80" Click="button3_Click"/>
 <Button Content="Delete" FontFamily="Verdana" FontSize="15" Background="DeepSkyBlue" Height="34" HorizontalAlignment="Left" Margin="446,249,0,0" Name="button4" VerticalAlignment="Top" Width="80" Click="button4_Click"/>
 <sdk:DataGrid Height="216" HorizontalAlignment="Left" Margin="146,310,0,0" Name="dataGrid1" VerticalAlignment="Top" Width="380"/>
 </Grid>
</UserControl>
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Step 5: The complete code of Main.XAML.cs looks as below

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;
using CRUDviaRIAStoredProc.Web;
 
namespace CRUDviaRIAStoredProc
{
 public partial class MainPage : UserControl
 {
 # region Service Instance
 CompanyDomainContext ctx = new CompanyDomainContext();
 #endregion
 
public MainPage()
 {
 InitializeComponent();
 }
 
private void button1_Click(object sender, RoutedEventArgs e)
 {
 ctx.Load<tblEmployee>(ctx.GetTblEmployeesQuery(), (lo) => { dataGrid1.ItemsSource = lo.Entities; }, false);
 }
 
private void button2_Click(object sender, RoutedEventArgs e)
 {
 ctx.InsertEmp(textBox1.Text, textBox2.Text, Convert.ToInt32(textBox3.Text), Convert.ToInt32(textBox4.Text));
 MessageBox.Show("Data Inserted Succesfully");
 }
 
private void button3_Click(object sender, RoutedEventArgs e)
 {
 ctx.UpdateEmp(Convert.ToInt32(textBox5.Text), textBox1.Text, textBox2.Text, Convert.ToInt32(textBox3.Text));
 MessageBox.Show("Data Updated Succesfully");
 }
 
private void button4_Click(object sender, RoutedEventArgs e)
 {
 ctx.DeleteEmp(Convert.ToInt32(textBox5.Text));
 MessageBox.Show("Employee deleted Succesfully");
 }
 }
}
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