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V24.1
.NET 6.0+
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EFCoreObjectSpaceProviderBuilderExtensions.AddEFCore<TContext>(IObjectSpaceProviderBuilder<TContext>, Action<EFCoreObjectSpaceProviderOptionsBuilder>) Method

Adds the EFCoreObjectSpaceProvider<TDbContext> to your WinForms application.

Namespace: DevExpress.ExpressApp.ApplicationBuilder

Assembly: DevExpress.ExpressApp.EFCore.v24.1.dll

NuGet Package: DevExpress.ExpressApp.EFCore

Declaration

public static DbContextBuilder<TContext> AddEFCore<TContext>(
    this IObjectSpaceProviderBuilder<TContext> builder,
    Action<EFCoreObjectSpaceProviderOptionsBuilder> configureObjectSpaceProviderOptions = null
)
    where TContext : IXafApplicationBuilder<TContext>, IAccessor<IServiceCollection>

Parameters

Name Type Description
builder IObjectSpaceProviderBuilder<TContext>

Allows you to register and configure Object Space Providers in your application, and chain further provider registrations.

Optional Parameters

Name Type Default Description
configureObjectSpaceProviderOptions Action<EFCoreObjectSpaceProviderOptionsBuilder> null

Options that allow you to configure the Object Space Provider.

Type Parameters

Name Description
TContext

The IWinApplicationBuilder type.

Returns

Type Description
DbContextBuilder<TContext>

Allows you to register and configure Object Space Providers in your application, and chain further provider registrations.

Remarks

This method must be used together with one of the following methods:

The following example demonstrates how to use the AddEFCore method:

File: MySolution.Win\Startup.cs.

using DevExpress.ExpressApp.ApplicationBuilder;
using DevExpress.ExpressApp.Win.ApplicationBuilder;
// ...
public class ApplicationBuilder : IDesignTimeApplicationFactory {
    public static WinApplication BuildApplication(string connectionString) {
        var builder = WinApplication.CreateBuilder();
        builder.UseApplication<MySolutionWindowsFormsApplication>();
        builder.ObjectSpaceProviders
            .AddEFCore()
            .WithDbContext<MySolutionEFCoreDbContext>((application, options) => {
                // ...
            })
            .AddNonPersistent();
    }
    // ...
}
See Also