/// <summary>
/// Navigates the back.
/// </summary>
internal Task NavigateBack()
{
var task = new TaskCompletionSource <bool>();
Dispatcher.InvokeAsync(async() =>
{
if (PageFrame.NavigationService.CanGoBack)
{
var current = CurrentPage;
await PageFrame.GoBackWithTransition();
EventHelper.FireEventIfNotNull(Navigated, this, new NavigationEventArgs
{
NewPage = CurrentPage,
OldPage = current
}, _logger);
}
else
{
//Check for home page and call system options modal
var homePage = CurrentPage as IHomePage;
if (homePage != null)
{
NavigationManager.NavigateToBackModal();
}
}
task.TrySetResult(true);
});
return(task.Task);
}
/// <summary>
/// Navigates the back.
/// </summary>
internal Task NavigateBack()
{
var task = new TaskCompletionSource <bool>();
Dispatcher.InvokeAsync(async() =>
{
if (PageFrame.NavigationService.CanGoBack)
{
var current = CurrentPage;
await PageFrame.GoBackWithTransition();
EventHelper.FireEventIfNotNull(Navigated, this, new NavigationEventArgs
{
NewPage = CurrentPage,
OldPage = current
}, _logger);
}
task.TrySetResult(true);
});
return(task.Task);
}
