AuditedDbContextConfigurator.Configure<TBusinessObjectDbContext, TAuditHistoryDbContext>(Action<XafApplication, DbContextOptionsBuilder>, Action<XafApplication, DbContextOptionsBuilder>, Action<AuditTrailOptions>) Method

Configures the main (business object) and additional (audit history) DbContext objects in WinForms applications with the Audit Trail Module.

Namespace: DevExpress.ExpressApp.ApplicationBuilder

Assembly: DevExpress.ExpressApp.AuditTrail.EFCore.v24.2.dll

NuGet Package: DevExpress.ExpressApp.AuditTrail.EFCore

Declaration

C#

public abstract void Configure<TBusinessObjectDbContext, TAuditHistoryDbContext>(
    Action<XafApplication, DbContextOptionsBuilder> configureBusinessObjectDbContext,
    Action<XafApplication, DbContextOptionsBuilder> configureAuditHistoryDbContext,
    Action<AuditTrailOptions> configureAuditTrailOptions = null
)
    where TBusinessObjectDbContext : DbContext where TAuditHistoryDbContext : DbContext

VB.NET

Public MustOverride Sub Configure(Of TBusinessObjectDbContext As DbContext, TAuditHistoryDbContext As DbContext)(
    configureBusinessObjectDbContext As Action(Of XafApplication, DbContextOptionsBuilder),
    configureAuditHistoryDbContext As Action(Of XafApplication, DbContextOptionsBuilder),
    configureAuditTrailOptions As Action(Of AuditTrailOptions) = Nothing
)

Parameters

Name	Type	Description
configureBusinessObjectDbContext	Action<XafApplication, DbContextOptionsBuilder>	A delegate that configures the main application DbContext.
configureAuditHistoryDbContext	Action<XafApplication, DbContextOptionsBuilder>	A delegate that configures the additional DbContext that the Audit Trail Module uses to store records.

Optional Parameters

Name	Type	Default	Description
configureAuditTrailOptions	Action<DevExpress.Persistent.BaseImpl.EFCore.AuditTrail.AuditTrailOptions>	null	Options that you can use to configure the Audit Trail Module.

Type Parameters

Name	Description
TBusinessObjectDbContext	The main application DbContext.
TAuditHistoryDbContext	The additional DbContext that the Audit Trail Module uses to store records.

Remarks

The following example demonstrates how to use this method:

File: MySolution.Blazor.Server\Startup.cs.

C#

using DevExpress.ExpressApp.ApplicationBuilder;
using DevExpress.ExpressApp.Blazor.ApplicationBuilder;
// ...
public class Startup {
   // ...
    public void ConfigureServices(IServiceCollection services) {
        // ...
        services.AddXaf(Configuration, builder => {
            builder.UseApplication<MySolutionBlazorApplication>();
            builder.ObjectSpaceProviders
                // ...
                .AddSecuredEFCore()
                .WithAuditedDbContext(contexts => {
                    contexts.Configure<MySolutionDbContext, AuditingDbContext>(
                        (serviceProvider, businessObjectDbContextOptions) => {
                            // ...
                        },
                        (serviceProvider, auditHistoryDbContextOptions) => {
                            // ...
                        },
                        options => {
                            // ...
                        });
                });
        });
        // ...
    }
}

File: MySolution.Win\Startup.cs.

C#

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
            .AddSecuredEFCore()
            .WithAuditedDbContext(contexts => {
                contexts.Configure<MySolutionDbContext, AuditingDbContext>(
                    (application, businessObjectDbContextOptions) => {
                        // ...
                    },
                    (application, auditHistoryDbContextOptions) => {
                        // ...
                    },
                    options => {
                        // ...
                    });
            });
    }
    // ...
}