using System; using Microsoft.Maui.Controls; namespace ShellDemo.Pages; [QueryProperty(nameof(ItemName), "item")] public partial class DetailPage : ContentPage { private string _itemName = "Detail Item"; public string ItemName { get => _itemName; set { _itemName = value; Title = $"Detail: {value}"; if (ItemLabel != null) { ItemLabel.Text = $"You navigated to: {value}"; } } } public DetailPage() { InitializeComponent(); } private async void OnGoBackClicked(object? sender, EventArgs e) { await Shell.Current.GoToAsync(".."); } }