Added a separate assembly for the Ninject bindings because I do not wish to add Ninject as a core dependency (there are a ton of alternative dependency injectors out there!)

git-svn-id: file:///srv/devel/repo-conversion/dumps/svni@1 d2e56fa2-650e-0410-a79f-9358c0239efd
This commit is contained in:
Markus Ewald 2019-02-06 18:41:58 +00:00
commit 863fff7726
4 changed files with 180 additions and 0 deletions

46
Source/MvvmModule.cs Normal file
View file

@ -0,0 +1,46 @@
using System;
using Ninject;
using Ninject.Activation;
using Ninject.Modules;
using Nuclex.Windows.Forms.AutoBinding;
namespace Nuclex.Windows.Forms.Ninject {
/// <summary>Sets up the service bindings for an MVVM-based WPF application</summary>
public class MvvmModule : NinjectModule {
/// <summary>Called when the module is loaded into the kernel</summary>
public override void Load() {
// The window manager keeps track of active windows and can figure out
// which window to display for a view model by its naming convention.
Kernel.Bind<WindowManager>().To<NinjectWindowManager>().InSingletonScope();
Kernel.Bind<IWindowManager>().ToMethod(getWindowManager).InSingletonScope();
Kernel.Bind<IActiveWindowTracker>().ToMethod(getWindowManager).InSingletonScope();
Kernel.Bind<IAutoBinder>().ToMethod(CreateAutoBinder).InSingletonScope();
}
/// <summary>Creates and initializd the auto view model binder</summary>
/// <param name="context">
/// Context containing environmental informations about the request and the kernel
/// </param>
/// <returns>The view model auto binder that will be used by the application</returns>
protected virtual IAutoBinder CreateAutoBinder(IContext context) {
return new ConventionBinder();
}
/// <summary>Retrieves the window manager from the kernel</summary>
/// <param name="context">
/// Context containing environmental informations about the request and the kernel
/// </param>
/// <returns>The window manager registered to the kernel</returns>
private static WindowManager getWindowManager(IContext context) {
return context.Kernel.Get<WindowManager>();
}
}
} // namespace Nuclex.Windows.Forms.Ninject

View file

@ -0,0 +1,41 @@
using System;
using Ninject;
using Nuclex.Windows.Forms.AutoBinding;
namespace Nuclex.Windows.Forms.Ninject {
/// <summary>Window manager that is using Ninject</summary>
public class NinjectWindowManager : WindowManager {
/// <summary>Initializes a new window manager</summary>
/// <param name="kernel">
/// Ninject kernel the window manager uses to construct view models
/// </param>
/// <param name="autoBinder">
/// View model binder that will be used to bind all created views to their models
/// </param>
public NinjectWindowManager(IKernel kernel, IAutoBinder autoBinder = null) :
base(autoBinder) {
this.kernel = kernel;
}
/// <summary>Creates an instance of the specified type</summary>
/// <param name="type">Type an instance will be created of</param>
/// <returns>The created instance</returns>
/// <remarks>
/// Use this to wire up your dependency injection container. By default,
/// the Activator class will be used to create instances which only works
/// if all of your view models are concrete classes.
/// </remarks>
protected override object CreateInstance(Type type) {
return this.kernel.Get(type);
}
/// <summary>The Ninject kernel used to create new instances</summary>
private readonly IKernel kernel;
}
} // namespace Nuclex.Windows.Forms.Ninject