TheXamlGuy
21 lines
607 B
C#
21 lines
607 B
C#
using Microsoft.Extensions.DependencyInjection;
|
|
|
|
namespace Toolkit.Foundation;
|
|
|
|
public class NavigateBackHandler(IComponentScopeProvider provider) :
|
|
INotificationHandler<NavigateBackEventArgs>
|
|
{
|
|
public Task Handle(NavigateBackEventArgs args)
|
|
{
|
|
if (provider.Get(args.Scope ?? "Root")
|
|
is ComponentScopeDescriptor descriptor)
|
|
{
|
|
if (descriptor?.Services?.GetService<INavigationScope>() is INavigationScope navigationScope)
|
|
{
|
|
navigationScope.Back(args.Context);
|
|
}
|
|
}
|
|
|
|
return Task.CompletedTask;
|
|
}
|
|
} |