Task RunWindowTest <THandler>(IWindow window, Func <THandler, Task> action)
where THandler : class, IElementHandler
{
return(InvokeOnMainThreadAsync(async() =>
{
var testingRootPanel = (WPanel)MauiProgram.CurrentWindow.Content;
IElementHandler newWindowHandler = null;
NavigationRootManager navigationRootManager = null;
try
{
var scopedContext = new MauiContext(MauiContext.Services);
scopedContext.AddWeakSpecific(MauiProgram.CurrentWindow);
var mauiContext = scopedContext.MakeScoped(true);
navigationRootManager = mauiContext.GetNavigationRootManager();
navigationRootManager.UseCustomAppTitleBar = false;
newWindowHandler = window.ToHandler(mauiContext);
var content = window.Content.Handler.ToPlatform();
await content.OnLoadedAsync();
await Task.Delay(10);
if (typeof(THandler).IsAssignableFrom(newWindowHandler.GetType()))
{
await action((THandler)newWindowHandler);
}
else if (typeof(THandler).IsAssignableFrom(window.Content.Handler.GetType()))
{
await action((THandler)window.Content.Handler);
}
}
finally
{
if (navigationRootManager != null)
{
navigationRootManager.Disconnect();
}
if (newWindowHandler != null)
{
newWindowHandler.DisconnectHandler();
}
// Set the root window panel back to the testing panel
if (testingRootPanel != null && MauiProgram.CurrentWindow.Content != testingRootPanel)
{
MauiProgram.CurrentWindow.Content = testingRootPanel;
await testingRootPanel.OnLoadedAsync();
await Task.Delay(10);
}
}
}));
}
