void UpdateDetailsFragmentView()
{
_ = MauiContext ?? throw new InvalidOperationException($"{nameof(MauiContext)} should have been set by base class.");
var newDetailsView = VirtualView.Detail?.ToPlatform(MauiContext);
if (_detailView == newDetailsView)
{
return;
}
if (newDetailsView != null)
{
newDetailsView.RemoveFromParent();
}
_detailView = newDetailsView;
if (_detailView != null)
{
MauiContext
.GetFragmentManager()
.BeginTransaction()
.Replace(Resource.Id.navigationlayout_content, new ViewFragment(_detailView))
.SetReorderingAllowed(true)
.Commit();
}
}
Task RunWindowTest <THandler>(IWindow window, Func <THandler, Task> action)
where THandler : class, IElementHandler
{
return(InvokeOnMainThreadAsync(async() =>
{
AViewGroup rootView = MauiContext.Context.GetActivity().Window.DecorView as AViewGroup;
var linearLayoutCompat = new LinearLayoutCompat(MauiContext.Context);
var fragmentManager = MauiContext.GetFragmentManager();
var viewFragment = new WindowTestFragment(MauiContext, window);
try
{
linearLayoutCompat.Id = AView.GenerateViewId();
fragmentManager
.BeginTransaction()
.Add(linearLayoutCompat.Id, viewFragment)
.Commit();
rootView.AddView(linearLayoutCompat);
await viewFragment.FinishedLoading;
if (typeof(THandler).IsAssignableFrom(window.Handler.GetType()))
{
await action((THandler)window.Handler);
}
else if (typeof(THandler).IsAssignableFrom(window.Content.Handler.GetType()))
{
await action((THandler)window.Content.Handler);
}
}
finally
{
if (window.Handler != null)
{
window.Handler.DisconnectHandler();
}
rootView.RemoveView(linearLayoutCompat);
fragmentManager
.BeginTransaction()
.Remove(viewFragment)
.Commit();
await linearLayoutCompat.OnUnloadedAsync();
if (viewFragment.View != null)
{
await viewFragment.View.OnUnloadedAsync();
}
}
}));
}
Task CreateNavigationViewHandlerAsync(IStackNavigationView navigationView, Func <NavigationViewHandler, Task> action)
{
return(InvokeOnMainThreadAsync(async() =>
{
var context = MauiProgram.DefaultContext;
var rootView = (context as AppCompatActivity).Window.DecorView as ViewGroup;
var linearLayoutCompat = new LinearLayoutCompat(context);
var fragmentManager = MauiContext.GetFragmentManager();
var viewFragment = new NavViewFragment(MauiContext);
try
{
linearLayoutCompat.Id = View.GenerateViewId();
fragmentManager
.BeginTransaction()
.Add(linearLayoutCompat.Id, viewFragment)
.Commit();
rootView.AddView(linearLayoutCompat);
await viewFragment.FinishedLoading;
var handler = CreateHandler(navigationView, viewFragment.ScopedMauiContext);
if (navigationView is NavigationViewStub nvs && nvs.NavigationStack?.Count > 0)
{
navigationView.RequestNavigation(new NavigationRequest(nvs.NavigationStack, false));
await nvs.OnNavigationFinished;
}
await action(handler);
}
finally
{
rootView.RemoveView(linearLayoutCompat);
fragmentManager
.BeginTransaction()
.Remove(viewFragment)
.Commit();
}
}));
}
void UpdateDetail()
{
_ = MauiContext ?? throw new InvalidOperationException($"{nameof(MauiContext)} should have been set by base class.");
_ = VirtualView.Detail?.ToNative(MauiContext);
var newDetailView = VirtualView.Detail?.GetNative(true);
if (_detailView == newDetailView)
{
return;
}
if (_detailView != null)
{
_detailView.RemoveFromParent();
}
_detailView = newDetailView;
MauiContext
.GetNavigationRootManager()
.SetContentView(_detailView, MauiContext.GetFragmentManager());
}
void UpdateDetailsFragmentView()
{
_ = MauiContext ?? throw new InvalidOperationException($"{nameof(MauiContext)} should have been set by base class.");
if (_detailViewFragment != null && _detailViewFragment?.DetailView == VirtualView.Detail)
{
return;
}
if (VirtualView.Detail?.Handler is IPlatformViewHandler pvh)
{
pvh.DisconnectHandler();
}
if (VirtualView.Detail == null)
{
if (_detailViewFragment != null)
{
MauiContext
.GetFragmentManager()
.BeginTransaction()
.Remove(_detailViewFragment)
.SetReorderingAllowed(true)
.Commit();
}
}
else
{
_detailViewFragment = new ScopedFragment(VirtualView.Detail, MauiContext);
MauiContext
.GetFragmentManager()
.BeginTransaction()
.Replace(Resource.Id.navigationlayout_content, _detailViewFragment)
.SetReorderingAllowed(true)
.Commit();
}
}
Task RunWindowTest <THandler>(IWindow window, Func <THandler, Task> action)
where THandler : class, IElementHandler
{
return(InvokeOnMainThreadAsync(async() =>
{
AViewGroup rootView = MauiContext.Context.GetActivity().Window.DecorView as AViewGroup;
_decorDrawable ??= rootView.Background;
var linearLayoutCompat = new LinearLayoutCompat(MauiContext.Context);
var fragmentManager = MauiContext.GetFragmentManager();
var viewFragment = new WindowTestFragment(MauiContext, window);
try
{
linearLayoutCompat.Id = AView.GenerateViewId();
rootView.AddView(linearLayoutCompat);
fragmentManager
.BeginTransaction()
.Add(linearLayoutCompat.Id, viewFragment)
.Commit();
await viewFragment.FinishedLoading;
if (window.Content is Shell shell)
{
await OnLoadedAsync(shell.CurrentPage);
}
if (typeof(THandler).IsAssignableFrom(window.Handler.GetType()))
{
await action((THandler)window.Handler);
}
else if (typeof(THandler).IsAssignableFrom(window.Content.Handler.GetType()))
{
await action((THandler)window.Content.Handler);
}
else if (window.Content is ContentPage cp && typeof(THandler).IsAssignableFrom(cp.Content.Handler.GetType()))
{
await action((THandler)cp.Content.Handler);
}
else
{
throw new Exception($"I can't work with {typeof(THandler)}");
}
}
finally
{
if (window.Handler != null)
{
window.Handler.DisconnectHandler();
}
fragmentManager
.BeginTransaction()
.Remove(viewFragment)
.Commit();
rootView.RemoveView(linearLayoutCompat);
await linearLayoutCompat.OnUnloadedAsync();
if (viewFragment.View != null)
{
await viewFragment.View.OnUnloadedAsync();
}
await viewFragment.FinishedDestroying;
// This is mainly to remove changes to the decor view that shell imposes
if (_decorDrawable != rootView.Background)
{
rootView.Background = _decorDrawable;
}
// Unset the Support Action bar if the calling code has set the support action bar
if (MauiContext.Context.GetActivity() is AppCompatActivity aca)
{
aca.SetSupportActionBar(null);
}
// Ideally this wouldn't be needed but I haven't found the right platform
// component I can key into for knowing when the world can move on
await Task.Delay(1000);
fragmentManager.ExecutePendingTransactions();
}
}));
Task RunWindowTest <THandler>(IWindow window, Func <THandler, Task> action)
where THandler : class, IElementHandler
{
return(InvokeOnMainThreadAsync(async() =>
{
AViewGroup rootView = MauiContext.Context.GetActivity().Window.DecorView as AViewGroup;
var decorBackground = rootView.Background;
var linearLayoutCompat = new LinearLayoutCompat(MauiContext.Context);
var fragmentManager = MauiContext.GetFragmentManager();
var viewFragment = new WindowTestFragment(MauiContext, window);
try
{
linearLayoutCompat.Id = AView.GenerateViewId();
rootView.AddView(linearLayoutCompat);
fragmentManager
.BeginTransaction()
.Add(linearLayoutCompat.Id, viewFragment)
.Commit();
await viewFragment.FinishedLoading;
if (typeof(THandler).IsAssignableFrom(window.Handler.GetType()))
{
await action((THandler)window.Handler);
}
else if (typeof(THandler).IsAssignableFrom(window.Content.Handler.GetType()))
{
await action((THandler)window.Content.Handler);
}
else if (window.Content is ContentPage cp && typeof(THandler).IsAssignableFrom(cp.Content.Handler.GetType()))
{
await action((THandler)cp.Content.Handler);
}
else
{
throw new Exception($"I can't work with {typeof(THandler)}");
}
}
finally
{
if (window.Handler != null)
{
window.Handler.DisconnectHandler();
}
rootView.RemoveView(linearLayoutCompat);
fragmentManager
.BeginTransaction()
.Remove(viewFragment)
.Commit();
await linearLayoutCompat.OnUnloadedAsync();
if (viewFragment.View != null)
{
await viewFragment.View.OnUnloadedAsync();
}
// This is mainly to remove changes to the decor view that shell imposes
if (decorBackground != rootView.Background)
{
rootView.Background = decorBackground;
}
// Unset the Support Action bar if the calling code has set the support action bar
if (MauiContext.Context.GetActivity() is AppCompatActivity aca)
{
aca.SetSupportActionBar(null);
}
}
}));
Task SetupWindowForTests <THandler>(IWindow window, Func <Task> runTests, IMauiContext mauiContext = null)
where THandler : class, IElementHandler
{
mauiContext ??= MauiContext;
return(InvokeOnMainThreadAsync(async() =>
{
AViewGroup rootView = MauiContext.Context.GetActivity().Window.DecorView as AViewGroup;
_decorDrawable ??= rootView.Background;
var linearLayoutCompat = new LinearLayoutCompat(MauiContext.Context);
var fragmentManager = MauiContext.GetFragmentManager();
var viewFragment = new WindowTestFragment(MauiContext, window);
try
{
linearLayoutCompat.Id = AView.GenerateViewId();
rootView.AddView(linearLayoutCompat);
fragmentManager
.BeginTransaction()
.Add(linearLayoutCompat.Id, viewFragment)
.Commit();
await viewFragment.FinishedLoading;
await runTests.Invoke();
}
finally
{
if (window.Handler != null)
{
window.Handler.DisconnectHandler();
}
fragmentManager
.BeginTransaction()
.Remove(viewFragment)
.Commit();
rootView.RemoveView(linearLayoutCompat);
await linearLayoutCompat.OnUnloadedAsync();
if (viewFragment.View != null)
{
await viewFragment.View.OnUnloadedAsync();
}
await viewFragment.FinishedDestroying;
// This is mainly to remove changes to the decor view that shell imposes
if (_decorDrawable != rootView.Background)
{
rootView.Background = _decorDrawable;
}
// Unset the Support Action bar if the calling code has set the support action bar
if (MauiContext.Context.GetActivity() is AppCompatActivity aca)
{
aca.SetSupportActionBar(null);
}
}
}));
}