Select Data Using Entity Framework in WPF

Introduction

This article show how to select data using entity framework in WPF application.

Create wpf application as in figure 1

Figure 1: Create wpf application

Add entity framework to project as in figure 2, 3, 4, 5, 6 and 7

Figure 2: Add entity framework

Figure 3: Entity data model wizard

Figure 4: Choose connection

Figure 5: Choose entity framework version

Figure 6: Choose database object

Figure 7: Model designer

MainWindow.xaml

<Window x:Class="SelectData_WPF_EFApp.MainWindow"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
Title="MainWindow"
Width="735.448"
Height="350"
Loaded="Window_Loaded">
<DataGrid x:Name="dgEmployee"
Width="221"
Margin="242,47,0,0"
HorizontalAlignment="Left"
VerticalAlignment="Top"
AutoGenerateColumns="False"
CanUserAddRows="False"
ColumnWidth="*">
<DataGrid.Columns>
<DataGridTextColumn x:Name="dgrEmpId"
Binding="{Binding EmpId}"
Header="EmpId"
IsReadOnly="True" />
<DataGridTextColumn x:Name="dgrFirstName"
Binding="{Binding FirstName}"
Header="FirstName"
IsReadOnly="True" />
<DataGridTextColumn x:Name="dgrLastName"
Binding="{Binding LastName}"
Header="LastName"
IsReadOnly="True" />
</DataGrid.Columns>
</DataGrid>
</Window>

MainWindow.xaml.cs

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 SelectData_WPF_EFApp
{
 /// <summary>
 /// Interaction logic for MainWindow.xaml
 /// </summary>
 public partial class MainWindow : Window
 {
 public MainWindow()
 {
 InitializeComponent();
 }

 private void Window_Loaded(object sender, RoutedEventArgs e)
 {
 dgEmployee.ItemsSource = objEmployeeEntities.Employees.ToList();
 }

 EmployeeDBEntities objEmployeeEntities = new EmployeeDBEntities();
 }
}

Output of the application as in the following as in figure 8

Figure 8: Output of the application

Summary

In this article we saw how to select data using entity framework in WPF application.