public static async Task <Page2> CreateAsync()
{
var page = new Page2();
await Task.Delay(TimeSpan.FromMilliseconds(200)); // simulate loading of state from DB
return(page);
}
protected override async void OnAppearing()
{
base.OnAppearing();
if (_page2Tracker == null)
{
var page2 = new Page2();
_page2Tracker = new WeakReference(page2, false);
await Task.Delay(1000);
await Navigation.PushModalAsync(page2);
StartTrackPage2();
}
}
public async void LoadAsync()
{
ActivityIndicatorPage aip = new ActivityIndicatorPage();
await Navigation.PushAsync(aip);
var page1 = await Page1.CreateAsync();
Navigation.InsertPageBefore(page1, aip);
var page2 = await Page2.CreateAsync();
Navigation.InsertPageBefore(page2, aip);
var page3 = await Page3.CreateAsync();
Navigation.InsertPageBefore(page3, aip);
//// try to remove last page (with AcitivityIndicator) and here it bombs with the error: "java.lang.IndexOutOfBoundsException: index=3 count=2"
await Navigation.PopAsync();
}