CommandViewCell.cs

    public class CommandViewCell : ViewCell
    {
        /// <summary>
        /// The bindable property implementation
        /// </summary>
        public static readonly BindableProperty CommandParameterProperty = BindableProperty.Create("CommandParameter", typeof(object), typeof(CommandViewCell));
        /// <summary>
        /// The command parameter
        /// </summary>
        public object CommandParameter
        {
            get
            {
                return this.GetValue(CommandParameterProperty);
            }
            set
            {
                this.SetValue(CommandParameterProperty, value);
            }
        }

        /// <summary>
        /// The bindable property implementation
        /// </summary>
        public static readonly BindableProperty CommandProperty = BindableProperty.Create("Command", typeof(Command), typeof(CommandViewCell));
        /// <summary>
        /// The command which gets executed on tapping the cell
        /// </summary>
        public Command Command
        {
            get
            {
                return (Command)this.GetValue(CommandProperty);
            }
            set
            {
                this.SetValue(CommandProperty, value);
            }
        }

        /// <summary>
        /// Override tapped event
        /// </summary>
        protected override void OnTapped()
        {
            base.OnTapped();

            this.Command?.Execute(this.CommandParameter ?? this);
        }
    }