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DataPRO/Modules/SystemSettings/PowerAndBattery/ViewModel/PowerAndBatteryViewModel.cs

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+using System.ComponentModel.Composition;
+using System.Threading.Tasks;
+using DTS.Common.Base;
+using DTS.Common.Events;
+using DTS.Common.Interactivity;
+using DTS.Common.Interface;
+using Prism.Events;
+using Prism.Regions;
+using Unity;
+
+namespace PowerAndBattery
+{
+    [Export(typeof(IPowerAndBatteryView))]
+    [PartCreationPolicy(CreationPolicy.Shared)]
+    public class PowerAndBatteryViewModel : BasePropertyChanged, IPowerAndBatteryViewModel
+    {
+        public IPowerAndBatteryView View { get; private set; }
+        private IEventAggregator _eventAggregator { get; set; }
+        private IRegionManager _regionManager;
+        private IUnityContainer UnityContainer { get; set; }
+
+        public InteractionRequest<Notification> NotificationRequest { get; private set; }
+        public InteractionRequest<Confirmation> ConfirmationRequest { get; private set; }
+
+        /// <summary>
+        /// Creates a new instance of the TechnologyDomainEditViewModel.
+        /// </summary>
+        /// <param name="view">The ShellView View.</param>
+        /// <param name="regionManager">The logical placeholder defined within the application's UI (in the shell or within views) into which views are displayed.</param>
+        /// <param name="eventAggregator">The EventAggregator which allows different components to publish/subscribe to events without being coupled to each other.</param>
+        /// <param name="unityContainer">The unityContainer.</param>
+        public PowerAndBatteryViewModel(IPowerAndBatteryView view, IRegionManager regionManager, IEventAggregator eventAggregator, IUnityContainer unityContainer)
+        //: base(regionManager, eventAggregator, unityContainer)
+        {
+            View = view;
+            View.DataContext = this;
+            NotificationRequest = new InteractionRequest<Notification>();
+            ConfirmationRequest = new InteractionRequest<Confirmation>();
+
+            _eventAggregator = eventAggregator;
+            UnityContainer = unityContainer;
+            _regionManager = regionManager;
+            _eventAggregator.GetEvent<RaiseNotification>().Subscribe(OnRaiseNotification);
+            _eventAggregator.GetEvent<BusyIndicatorChangeNotification>().Subscribe(OnBusyIndicatorNotification, ThreadOption.PublisherThread, true);
+        }
+        #region Methods
+
+        public void Cleanup() { }
+
+        public Task CleanupAsync() { return Task.CompletedTask; }
+
+        public void Initialize() { }
+
+        public void Initialize(object parameter)
+        {
+
+        }
+        public void Initialize(object parameter, object model)
+        {
+
+        }
+
+        public Task InitializeAsync() { return Task.CompletedTask; }
+
+        public Task InitializeAsync(object parameter) { return Task.CompletedTask; }
+
+        public void Activated() { }
+
+        /// <summary>
+        /// Private Event handler for RaiseNotification event.
+        /// </summary>
+        private void OnBusyIndicatorNotification(bool eventArg)
+        {
+            IsBusy = eventArg;
+        }
+
+        /// <summary>
+        /// Private Event handler for RaiseNotification event.
+        /// </summary>
+        private void OnRaiseNotification(NotificationContentEventArgs eventArgsWithTitle)
+        {
+            // The NotificationRequest.Raise triggers the Invoke() method of the .Infrastructure.PopupWindowAction object
+            // to show the .Infrastructure.NotificationWindow window
+
+            // Notification object expects a NotificationContentEventArgsWithoutTitle object and a Title string.
+            var eventArgsWithoutTitle = new NotificationContentEventArgs(eventArgsWithTitle.Message, "", eventArgsWithTitle.Image, "");
+
+            NotificationRequest.Raise(new Notification { Content = eventArgsWithoutTitle, Title = eventArgsWithTitle.Title });
+        }
+
+        #endregion
+
+
+
+        #region Properties
+        public bool IsDirty { get; private set; }
+
+        private bool _isBusy = false;
+        public bool IsBusy
+        {
+            get => _isBusy;
+            set => SetProperty(ref _isBusy, value, "IsBusy");
+        }
+
+        private bool _isMenuIncluded = false;
+        public bool IsMenuIncluded
+        {
+            get => _isMenuIncluded;
+            set => SetProperty(ref _isMenuIncluded, value, "IsMenuIncluded");
+        }
+        private bool _isNavigationIncluded = false;
+        public bool IsNavigationIncluded
+        {
+            get => _isNavigationIncluded;
+            set => SetProperty(ref _isNavigationIncluded, value, "IsNavigationIncluded");
+        }
+        /// <summary>
+        /// Gets the HeaderInfo.
+        /// </summary>
+        public string HeaderInfo => "MainRegion";
+        #endregion Properties
+    }
+}