public void NavigateTo(string pageKey, HistoryBehavior historyBehavior, PreAppearingBehavior preAppearingBehavior) => NavigateTo(pageKey, null, historyBehavior, preAppearingBehavior);
public void NavigateTo(string pageKey, object parameter, HistoryBehavior historyBehavior, PreAppearingBehavior preAppearingBehavior = PreAppearingBehavior.Default)
{
Type pageType;
if (pages.TryGetValue(pageKey, out pageType))
{
var displayPage = (Page)Activator.CreateInstance(pageType, args: parameter);
CurrentPageKey = pageKey;
((IContentPageBase)displayPage)?.OnPreAppearing(preAppearingBehavior == PreAppearingBehavior.ClearData);
if (historyBehavior == HistoryBehavior.ClearHistory)
{
displayPage.SetNavigationArgs(parameter);
((NavigationPage)MainPage).CurrentPage.Navigation.InsertPageBefore(displayPage, ((NavigationPage)MainPage).RootPage);
MainPage.Navigation.PopToRootAsync();
}
else
{
MainPage.Navigation.PushAsync(displayPage, parameter, animated: true);
}
}
else
{
throw new ArgumentException(
$"No such page: {pageKey}. Did you forget to call NavigationService.Configure?",
nameof(pageKey));
}
}
public void NavigateModalTo(string pageKey, object parameter, bool useNavigation = false, PreAppearingBehavior preAppearingBehavior = PreAppearingBehavior.Default)
{
Type pageType;
if (pages.TryGetValue(pageKey, out pageType))
{
var displayPage = (Page)Activator.CreateInstance(pageType, args: parameter);
((IContentPageBase)displayPage)?.OnPreAppearing(preAppearingBehavior == PreAppearingBehavior.ClearData);
if (useNavigation)
{
var navPage = new AppNavigationPage(displayPage);
displayPage.SetNavigationArgs(parameter);
MainPage.Navigation.PushModalAsync(navPage, parameter, animated: true);
}
else
{
MainPage.Navigation.PushModalAsync(displayPage, parameter, animated: true);
}
}
else
{
throw new ArgumentException(
$"No such page: {pageKey}. Did you forget to call NavigationService.Configure?",
nameof(pageKey));
}
}
