public void GotoPage(int key)
{
CurrentPage?.OnNavigatedFrom(false);
WizardPageViewModel nextPage;
if (Pages.TryGetValue(key, out nextPage))
{
NavigationHistory.Push(CurrentPageKey);
CurrentPage = nextPage;
CurrentPageKey = key;
CurrentPage?.OnNavigatedTo(true);
}
// TODO: Handle this
}
private async Task <NavigationResult> PushRegion(string path, INavigationParameters parameters)
{
var result = new NavigationResult();
try
{
View currentRegion = null;
parameters = GetParams(path, parameters);
if (PagesContainer.Count > 0)
{
currentRegion = PagesContainer.Last().Value;
var canNavigate = await PageUtilities.CanNavigateAsync(currentRegion, parameters);
if (!canNavigate)
{
result.Exception = new Exception(NavigationException.IConfirmNavigationReturnedFalse);
return(result);
}
}
View nextRegion = null;
if (path.Contains('/'))
{
foreach (var splitPath in path.Split(new[] { '/' },
StringSplitOptions.RemoveEmptyEntries))
{
if (PagesContainer.Keys.Contains(splitPath))
{
continue;
}
nextRegion = _containerProvider.ResolveRegion(splitPath);
PagesContainer.Add(splitPath, nextRegion);
}
}
else if (PagesContainer.Keys.Contains(path))
{
nextRegion = PagesContainer[path];
}
else
{
nextRegion = _containerProvider.ResolveRegion(path);
PagesContainer.Add(path, nextRegion);
}
GetContentPresenter().Content = nextRegion;
await PageUtilities.OnInitializedAsync(currentRegion, parameters);
PageUtilities.OnNavigatedFrom(currentRegion, parameters);
PageUtilities.OnNavigatedTo(nextRegion, parameters);
CurrentRegionName = path;
NavigationHistory.Push(CurrentRegionName);
result.Success = true;
return(result);
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
result.Exception = ex;
return(result);
}
}
