public async Task <bool> NavigatingToAsync(object ViewModel, NavigationMode NavigationMode, bool Resuming, INavigationInfo from, INavigationInfo to, INavigationService nav)
{
this.Log($"{ViewModel}");
if (ViewModel is T10v2.INavigatingToAwareAsync vm && vm != null)
{
var parameters = new NavigatingToParameters(NavigationMode.ToPortableNavigationMode(), from, to, Resuming, SessionState);
return(await vm.OnNavigatingToAsync(parameters));
}
private async Task CallPortableOnNavigatedTo(object viewmodel, NavigationMode mode, Type sourceType, object sourceParameter, Page targetPage, Type targetType, object targetParameter)
{
var parameters = new NavigatedToParameters();
parameters.PageState = PageState(targetPage);
parameters.NavigationMode = mode.ToPortableNavigationMode();
parameters.SourceType = sourceType;
parameters.SourceParameter = sourceParameter;
parameters.TargetType = targetType;
parameters.TargetParameter = targetParameter;
var vm = viewmodel as CrossPlat.INavigatedToAwareAsync;
await vm?.OnNavigatedToAsync(parameters);
}
private static async Task CallPortableNavigatingFromAsync(object viewmodel, NavigationMode mode, Type sourceType, object sourceParameter, Type targetType, object targetParameter, bool suspending)
{
var parameters = new NavigatingFromParameters
{
NavigationMode = mode.ToPortableNavigationMode(),
SourceType = sourceType,
SourceParameter = sourceParameter,
TargetType = targetType,
TargetParameter = targetParameter,
Suspending = suspending,
};
var vm = viewmodel as Portable.Navigation.INavigatingFromAwareAsync;
await vm?.OnNavigatingFromAsync(parameters);
}
private static async Task <bool> CallPortableCanNavigateAsync(object viewmodel, NavigationMode mode, Type sourceType, object sourceParameter, Type targetType, object targetParameter, bool suspending)
{
var parameters = new ConfirmNavigationParameters
{
NavigationMode = mode.ToPortableNavigationMode(),
SourceType = sourceType,
SourceParameter = sourceParameter,
TargetType = targetType,
TargetParameter = targetParameter,
Suspending = suspending,
};
var vm = viewmodel as Portable.Navigation.IConfirmNavigationAsync;
var canNavigate = await vm?.CanNavigateAsync(parameters);
return(canNavigate);
}
