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path: root/Software/Visual_Studio/PPC/Tango.PPC.UI/Threading/DefaultDispatcherProvider.cs
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Threading;
using Tango.PPC.Common.Threading;

namespace Tango.PPC.UI.Threading
{
    /// <summary>
    /// Represents the default PPC <see cref="IDispatcherProvider"/> which will invoke action on the current application dispatcher.
    /// </summary>
    /// <seealso cref="Tango.PPC.Common.Threading.IDispatcherProvider" />
    public class DefaultDispatcherProvider : IDispatcherProvider
    {
        private Dispatcher _dispatcher;

        /// <summary>
        /// Initializes a new instance of the <see cref="DefaultDispatcherProvider"/> class.
        /// </summary>
        /// <param name="dispatcher">The dispatcher.</param>
        public DefaultDispatcherProvider(Dispatcher dispatcher)
        {
            _dispatcher = dispatcher;
        }

        /// <summary>
        /// Invokes the specified action asynchronously.
        /// </summary>
        /// <param name="action">The action.</param>
        public void Invoke(Action action)
        {
            _dispatcher.BeginInvoke(action);
        }

        /// <summary>
        /// Invokes the specified action synchronously.
        /// </summary>
        /// <param name="action">The action.</param>
        public void InvokeBlock(Action action)
        {
            _dispatcher.Invoke(action);
        }
    }
}
"w"> value; RaisePropertyChangedAuto(); } } /// <summary> /// Initializes a new instance of the <see cref="StudioViewModel{Module}"/> class. /// </summary> public StudioViewModel() : base() { } /// <summary> /// Called when the user has navigated out of this view model. /// </summary> public virtual void OnNavigatedFrom() { IsVisible = false; } /// <summary> /// Called when the user has navigated in to this view model. /// </summary> public virtual void OnNavigatedTo() { IsVisible = true; } /// <summary> /// Called before the application is shutting down. /// Return false to cancel the shutdown in case an important process is in progress. /// </summary> /// <returns></returns> public virtual Task<bool> OnShutdownRequest() { return Task.FromResult(true); } /// <summary> /// Called when application is shutting down. /// </summary> public virtual void OnShuttingDown() { } /// <summary> /// Called when the application has been started /// </summary> public virtual void OnApplicationStarted() { } /// <summary> /// Called when the application is ready and all modules are loaded. /// </summary> public abstract void OnApplicationReady(); } /// <summary> /// Represents a Machine Studio view model with a support for a view contract. /// </summary> /// <typeparam name="TView"></typeparam> /// <seealso cref="Tango.SharedUI.ViewModel" /> public abstract class StudioViewModel<TView> : StudioViewModel where TView : IView { /// <summary> /// Gets the view model's view. /// </summary> public TView View { get; private set; } /// <summary> /// Initializes a new instance of the <see cref="StudioViewModel{TView}"/> class. /// </summary> public StudioViewModel() : base() { TangoIOC.Default.GetInstanceWhenAvailable<TView>((view) => { View = view; OnViewAttached(view); }); } /// <summary> /// Called when the view has been attached /// </summary> /// <param name="view">The view.</param> protected virtual void OnViewAttached(TView view) { //Do Nothing. } } }