public EventsPage(EventsPageVM vm)
{
VM = vm; BindingContext = VM;
var listPoints = new ListView(ListViewCachingStrategy.RecycleElement)
{
IsPullToRefreshEnabled = true,
//RowHeight=250,
HasUnevenRows = true,
BackgroundColor = EventsPageVM.ColoreSfondoLista
};
listPoints.ItemTemplate = new DataTemplate(typeof(EventCellView));
listPoints.SetBinding(ListView.ItemsSourceProperty, new Binding(nameof(EventsPageVM.Events)));
listPoints.SetBinding(ListView.IsRefreshingProperty, new Binding(nameof(EventsPageVM.IsLoadingData)));
listPoints.ItemTapped += (sender, e) =>
{
var item = (EventCellVM)e.Item; if (item == null)
{
return;
}
listPoints.SelectedItem = null;
var pageViewModel = new EventDetailViewModel {
ObjEvent = item.Obj
};
pageViewModel.UpdateVM();
Navigation.PushAsync(new EventDetailView(pageViewModel));
};
listPoints.Refreshing += async(sender, e) =>
{
await VM.DownloadData().ContinueWith(delegate {
VM.UpdateVM();
});
listPoints.IsRefreshing = false;
};
var loading = new ActivityIndicator {
IsRunning = false, IsVisible = false
};
loading.Bind(nameof(ViewModelBase.IsLoadingData));
loading.BindingContext = VM;
var labelListaVuota = new Label {
Text = "Non ci sono ancora elementi qui", FontAttributes = FontAttributes.Italic, HorizontalOptions = LayoutOptions.Center
};
labelListaVuota.SetBinding(View.IsVisibleProperty, new Binding(nameof(ViewModelBase.IsListEmpty)));
Title = "Eventi";
Content = new StackLayout
{
Children =
{
loading,
labelListaVuota,
listPoints,
}
};
}
