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Search and Scroll navigation example (cs code)
using System;
using Xamarin.Forms;
using Xamarin.Forms.Xaml;
using Pokedex_XamUIJuly.ViewModels;
namespace Pokedex_XamUIJuly.Views
{
[XamlCompilation(XamlCompilationOptions.Compile)]
public partial class _03_SearchScroll : ContentPage
{
PokemonViewModel vm;
public _03_SearchScroll()
{
InitializeComponent();
vm = new PokemonViewModel();
BindingContext = vm;
}
protected async override void OnAppearing()
{
base.OnAppearing();
await vm.LoadPokedex();
}
private void SearchBar_SearchButtonPressed(object sender, EventArgs e)
{
var pokemon = searchBar.Text;
var result = vm.SearchScrollPokemon(pokemon);
if (result != null)
{
collectionView.ScrollTo(result, animate: false, position: ScrollToPosition.Center);
collectionView.SelectedItem = result;
}
}
}
}
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