using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Windows;

using System.Windows.Controls;

using System.Windows.Data;

using System.Windows.Documents;

using System.Windows.Input;

using System.Windows.Media;

using System.Windows.Media.Imaging;

using System.Windows.Shapes;

using System.Windows.Threading;

using Microsoft.Surface;

using Microsoft.Surface.Presentation;

using Microsoft.Surface.Presentation.Controls;

namespace FingersDance.Actions

{

    /// <summary>

    /// Interaction logic for SurfaceWindow1.xaml

    /// </summary>

    public partial class SurfaceWindow1 : SurfaceWindow

    {

        /// <summary>

        /// Default constructor.

        /// </summary>

        public SurfaceWindow1()

        {

            InitializeComponent();

            // Add handlers for Application activation events

            AddActivationHandlers();

        }

        /// <summary>

        /// Occurs when the window is about to close. 

        /// </summary>

        /// <param name="e"></param>

        protected override void OnClosed(EventArgs e)

        {

            base.OnClosed(e);

            // Remove handlers for Application activation events

            RemoveActivationHandlers();

        }

        /// <summary>

        /// Adds handlers for Application activation events.

        /// </summary>

        private void AddActivationHandlers()

        {

            // Subscribe to surface application activation events

            ApplicationLauncher.ApplicationActivated += OnApplicationActivated;

            ApplicationLauncher.ApplicationPreviewed += OnApplicationPreviewed;

            ApplicationLauncher.ApplicationDeactivated += OnApplicationDeactivated;

        }

        /// <summary>

        /// Removes handlers for Application activation events.

        /// </summary>

        private void RemoveActivationHandlers()

        {

            // Unsubscribe from surface application activation events

            ApplicationLauncher.ApplicationActivated -= OnApplicationActivated;

            ApplicationLauncher.ApplicationPreviewed -= OnApplicationPreviewed;

            ApplicationLauncher.ApplicationDeactivated -= OnApplicationDeactivated;

        }

        /// <summary>

        /// This is called when application has been activated.

        /// </summary>

        /// <param name="sender"></param>

        /// <param name="e"></param>

        private void OnApplicationActivated(object sender, EventArgs e)

        {

            //TODO: enable audio, animations here

        }

        /// <summary>

        /// This is called when application is in preview mode.

        /// </summary>

        /// <param name="sender"></param>

        /// <param name="e"></param>

        private void OnApplicationPreviewed(object sender, EventArgs e)

        {

            //TODO: Disable audio here if it is enabled

            //TODO: optionally enable animations here

        }

        /// <summary>

        ///  This is called when application has been deactivated.

        /// </summary>

        /// <param name="sender"></param>

        /// <param name="e"></param>

        private void OnApplicationDeactivated(object sender, EventArgs e)

        {

            //TODO: disable audio, animations here

        }

    }

}