public NavBarViewModel(TargettedNavigationStack mainScreen, WalletManagerViewModel walletManager)
{
_walletManager = walletManager;
_topItems = new ObservableCollection <NavBarItemViewModel>();
_bottomItems = new ObservableCollection <NavBarItemViewModel>();
mainScreen.WhenAnyValue(x => x.CurrentPage)
.OfType <NavBarItemViewModel>()
.Subscribe(x => CurrentPageChanged(x, walletManager));
this.WhenAnyValue(x => x.SelectedItem)
.OfType <NavBarItemViewModel>()
.Subscribe(NavigateItem);
this.WhenAnyValue(x => x.Items.Count)
.Subscribe(x =>
{
if (x > 0 && SelectedItem is null)
{
SelectedItem = Items.FirstOrDefault();
}
});
this.WhenAnyValue(x => x.IsOpen)
.Subscribe(x =>
{
if (SelectedItem is { })
{
SelectedItem.IsExpanded = x;
}
});
public NavBarViewModel(TargettedNavigationStack mainScreen)
{
_topItems = new ObservableCollection <NavBarItemViewModel>();
_bottomItems = new ObservableCollection <NavBarItemViewModel>();
mainScreen.WhenAnyValue(x => x.CurrentPage)
.OfType <NavBarItemViewModel>()
.DistinctUntilChanged()
.Subscribe(x => CurrentPageChanged(x));
this.WhenAnyValue(x => x.SelectedItem)
.Subscribe(selectedItem =>
{
if (selectedItem is { })
{
NavigateItem(selectedItem);
}
if (selectedItem is WalletViewModelBase wallet)
{
Services.UiConfig.LastSelectedWallet = wallet.WalletName;
}
});
