namespace OpenMauiXamlApp; public partial class MainPage : ContentPage { private int _count = 0; public MainPage() { InitializeComponent(); // Wire up slider value changed VolumeSlider.ValueChanged += OnVolumeChanged; } private void OnCounterClicked(object sender, EventArgs e) { _count++; CounterBtn.Text = _count == 1 ? $"Clicked {_count} time" : $"Clicked {_count} times"; SemanticScreenReader.Announce(CounterBtn.Text); } private void OnVolumeChanged(object? sender, ValueChangedEventArgs e) { VolumeLabel.Text = $"Volume: {e.NewValue:F0}"; } }