init

DTS Viewer/DTS.Viewer/.svn/pristine/df/dfd9a46dd82906f44cfce64e7134e533b5b646ab.svn-base

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+using System;
+using System.ComponentModel;
+using System.Threading.Tasks;
+using DTS.Common.Base;
+using DTS.Common.Events;
+using DTS.Common.Interface;
+using Microsoft.Practices.Prism.Events;
+using Microsoft.Practices.Prism.Interactivity.InteractionRequest;
+using Microsoft.Practices.Prism.Regions;
+using Microsoft.Practices.Unity;
+
+namespace DTS.Viewer
+{
+    public class NavigationViewModel : BaseViewModel<INavigationViewModel>, INavigationViewModel
+    {
+        public INavigationView NavigationView { get; private set; }
+        private IShellViewModel Parent { get; 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 TechnologyDoFrontEditViewModel.
+        /// </summary>
+        /// <param name="view">The NavigationView 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 NavigationViewModel(INavigationView view, IRegionManager regionManager, IEventAggregator eventAggregator, IUnityContainer unityContainer)
+            : base(regionManager, eventAggregator, unityContainer)
+        {
+            NavigationView = view;
+            NavigationView.DataContext = this;
+            NotificationRequest = new InteractionRequest<Notification>();
+            ConfirmationRequest = new InteractionRequest<Confirmation>();
+
+            EventAggregator = eventAggregator;
+            UnityContainer = unityContainer;
+            _regionManager = regionManager;
+            EventAggregator.GetEvent<RaiseNotification>().Subscribe(OnRaiseNotification);
+        }
+
+        public override void Initialize()
+        {
+            
+        }
+
+        public override void Initialize(object parameter)
+        {
+            Parent = (IShellViewModel)parameter;
+
+        }
+
+        #region Methods
+
+        /// <summary>
+        /// Private Event handler for RaiseNotification event.
+        /// </summary>
+        private void OnRaiseNotification(NotificationContentEventArgs eventArgsWithTitle)
+        {
+            // Notification object expects a NotificationContentEventArgsWithoutTitle object and a Title string.
+            var eventArgsWithoutTitle = new NotificationContentEventArgs(eventArgsWithTitle.Message, eventArgsWithTitle.MessageDetails, eventArgsWithTitle.Image);
+
+            NotificationRequest.Raise(new Notification
+            {
+                Content = eventArgsWithoutTitle,
+                Title = eventArgsWithTitle.Title
+            });
+        }
+
+        /// <summary>
+        /// Get all regions in the view
+        /// </summary>
+        /// <returns></returns>
+        //public List<FrameworkElement> GetRegions()
+        //{
+
+        //    var items = new List<FrameworkElement>();
+        //    Utils.GetChildrenByName(((NavigationView)NavigationView).FrontShell, "Region", ref items);
+        //    return items;
+        //}
+
+
+        #endregion
+
+        #region ContextRegion
+        
+        public object ContextNavigationRegion 
+        {
+            get { return ((NavigationView)NavigationView).NavigationRegion.Content; }
+            set { ((NavigationView)NavigationView).NavigationRegion.Content = value; OnPropertyChanged("ContextNavigationRegion"); }
+        }
+
+        #endregion
+
+        ///<summary>
+        ///Occurs when a property value changes.
+        ///</summary>
+        public new event PropertyChangedEventHandler PropertyChanged;
+
+        private new void OnPropertyChanged(string propertyName)
+        {
+            var eventHandler = PropertyChanged;
+            if (eventHandler != null)
+            {
+                eventHandler(this, new PropertyChangedEventArgs(propertyName));
+            }
+        }
+        #region Properties
+
+
+        /// <summary>
+        /// Gets the HeaderInfo.
+        /// </summary>
+        public string HeaderInfo
+        {
+            get { return "NavigationRegion"; }
+        }
+
+        #endregion
+
+        public new bool IsBusy
+        {
+            get { throw new NotImplementedException(); }
+            set { throw new NotImplementedException(); }
+        }
+
+        public override void Activated()
+        {
+            throw new NotImplementedException();
+        }
+
+        public new bool IsDirty
+        {
+            get { throw new NotImplementedException(); }
+        }
+
+        public override void Cleanup()
+        {
+            throw new NotImplementedException();
+        }
+
+        public new Task CleanupAsync()
+        {
+            throw new NotImplementedException();
+        }
+
+        public override Task InitializeAsync()
+        {
+            throw new NotImplementedException();
+        }
+
+        public override Task InitializeAsync(object parameter)
+        {
+            throw new NotImplementedException();
+        }
+    }
+}