internal async Task <XF.Page> BuildPage(Type componentType)
{
var container = new RootContainerHandler();
var route = NavigationParameters[componentType];
#pragma warning disable CA2000 // Dispose objects before losing scope. Renderer is disposed when page is closed.
var renderer = new MobileBlazorBindingsRenderer(_services, _services.GetRequiredService <ILoggerFactory>());
#pragma warning restore CA2000 // Dispose objects before losing scope
var addComponentTask = renderer.AddComponent(componentType, container, route.Parameters);
var elementAddedTask = container.WaitForElementAsync();
await Task.WhenAny(addComponentTask, elementAddedTask).ConfigureAwait(false);
if (container.Elements.Count != 1)
{
throw new InvalidOperationException("The target component of a Shell navigation must have exactly one root element.");
}
var page = container.Elements.FirstOrDefault() as XF.Page
?? throw new InvalidOperationException("The target component of a Shell navigation must derive from the Page component.");
DisposeRendererWhenPageIsClosed(renderer, page);
return(page);
}
internal async Task <MC.Page> BuildPage(Type componentType)
{
#pragma warning disable CA2000 // Dispose objects before losing scope. Scope is disposed when page is closed.
var scope = _services.CreateScope();
#pragma warning restore CA2000 // Dispose objects before losing scope
var serviceProvider = scope.ServiceProvider;
var container = new RootContainerHandler();
var route = NavigationParameters[componentType];
var renderer = serviceProvider.GetRequiredService <MobileBlazorBindingsRenderer>();
var convertedParameters = ConvertParameters(componentType, route.Parameters);
var addComponentTask = renderer.AddComponent(componentType, container, convertedParameters);
var elementAddedTask = container.WaitForElementAsync();
await Task.WhenAny(addComponentTask, elementAddedTask).ConfigureAwait(false);
if (container.Elements.Count != 1)
{
throw new InvalidOperationException("The target component of a Shell navigation must have exactly one root element.");
}
var page = container.Elements.FirstOrDefault() as MC.Page
?? throw new InvalidOperationException("The target component of a Shell navigation must derive from the Page component.");
page.ParentChanged += DisposeScopeWhenParentRemoved;
return(page);
void DisposeScopeWhenParentRemoved(object _, EventArgs __)
{
if (page.Parent is null)
{
scope.Dispose();
page.ParentChanged -= DisposeScopeWhenParentRemoved;
}
}
}