Started layout editor implementation

Rearranged VMs/Views
Updated RGB.NET

src/Artemis.UI/ViewModels/Screens/RootViewModel.cs

@@ -0,0 +1,117 @@
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Threading.Tasks;
+using System.Windows.Controls;
+using Artemis.Core.Events;
+using Artemis.Core.Plugins.Abstract;
+using Artemis.Core.Services.Interfaces;
+using Artemis.UI.ViewModels.Interfaces;
+using Stylet;
+
+namespace Artemis.UI.ViewModels.Screens
+{
+    public class RootViewModel : Conductor<IScreen>.Collection.OneActive
+    {
+        private readonly ICollection<IScreenViewModel> _artemisViewModels;
+        private readonly IPluginService _pluginService;
+
+        public RootViewModel(ICollection<IScreenViewModel> artemisViewModels, IPluginService pluginService)
+        {
+            _artemisViewModels = artemisViewModels;
+            _pluginService = pluginService;
+
+            // Add the built-in items
+            Items.AddRange(artemisViewModels);
+            // Activate the home item
+            ActiveItem = _artemisViewModels.First(v => v.GetType() == typeof(HomeViewModel));
+
+            // Sync up with the plugin service
+            Modules = new BindableCollection<Module>();
+            Modules.AddRange(_pluginService.GetPluginsOfType<Module>());
+
+            _pluginService.PluginEnabled += PluginServiceOnPluginEnabled;
+            _pluginService.PluginDisabled += PluginServiceOnPluginDisabled;
+            PropertyChanged += OnSelectedModuleChanged;
+            PropertyChanged += OnSelectedPageChanged;
+        }
+
+        public IObservableCollection<Module> Modules { get; set; }
+        public bool MenuOpen { get; set; }
+        public ListBoxItem SelectedPage { get; set; }
+        public Module SelectedModule { get; set; }
+
+        public async Task NavigateToSelectedModule()
+        {
+            if (SelectedModule == null)
+                return;
+
+            // Create a view model for the given plugin info (which will be a module)
+            var viewModel = await Task.Run(() => SelectedModule.GetMainViewModel());
+            // Tell Stylet to active the view model, the view manager will compile and show the XAML
+            ActivateItem(viewModel);
+
+            SelectedPage = null;
+            MenuOpen = false;
+        }
+
+        private void PluginServiceOnPluginEnabled(object sender, PluginEventArgs e)
+        {
+            var existing = Modules.FirstOrDefault(m => _pluginService.GetPluginInfo(m)?.Guid == e.PluginInfo.Guid);
+            if (existing != null)
+            {
+                if (SelectedModule == existing && SelectedModule != null)
+                    SelectedModule = null;
+                Modules.Remove(existing);
+            }
+
+            if (e.PluginInfo.Instance is Module module)
+                Modules.Add(module);
+        }
+
+        private void PluginServiceOnPluginDisabled(object sender, PluginEventArgs e)
+        {
+            var existing = Modules.FirstOrDefault(m => _pluginService.GetPluginInfo(m)?.Guid == e.PluginInfo.Guid);
+            if (existing != null)
+            {
+                if (SelectedModule == existing && SelectedModule != null)
+                    SelectedModule = null;
+                Modules.Remove(existing);
+            }
+        }
+
+        private async void OnSelectedModuleChanged(object sender, PropertyChangedEventArgs e)
+        {
+            if (e.PropertyName == "SelectedModule")
+                await NavigateToSelectedModule();
+        }
+
+        private void OnSelectedPageChanged(object sender, PropertyChangedEventArgs e)
+        {
+            if (e.PropertyName != "SelectedPage" || SelectedPage == null)
+                return;
+
+            switch (SelectedPage.Name)
+            {
+                case "Home":
+                    ActivateItem(_artemisViewModels.First(v => v.GetType() == typeof(HomeViewModel)));
+                    break;
+                case "News":
+                    // ActivateItem(_artemisViewModels.First(v => v.GetType() == typeof(NewsViewModel)));
+                    break;
+                case "Workshop":
+                    // ActivateItem(_artemisViewModels.First(v => v.GetType() == typeof(WorkshopViewModel)));
+                    break;
+                case "Editor":
+                    ActivateItem(_artemisViewModels.First(v => v.GetType() == typeof(EditorViewModel)));
+                    break;
+                case "Settings":
+                    ActivateItem(_artemisViewModels.First(v => v.GetType() == typeof(SettingsViewModel)));
+                    break;
+            }
+
+            SelectedModule = null;
+            MenuOpen = false;
+        }
+    }
+}