project

2022-03-23 15:44:32 +00:00
commit 2ac0e3ed26
129 changed files with 4197 additions and 0 deletions
@@ -0,0 +1,68 @@
+using CommunityToolkit.Mvvm.ComponentModel;
+
+namespace TheXamlGuy.TaskbarGroup.Core
+{
+    [INotifyPropertyChanged]
+    public partial class ObservableViewModel : IDisposable
+    {
+        private readonly IDisposer disposer;
+        private readonly IMessenger messenger;
+
+        public ObservableViewModel(IMessenger messenger,
+            IServiceFactory serviceFactory,
+            IDisposer disposer)
+        {
+            this.messenger = messenger;
+            this.disposer = disposer;
+        }
+
+        public bool IsInitialized { get; protected set; }
+
+        public void Dispose()
+        {
+            OnDisposing();
+
+            disposer.Dispose(this);
+            GC.SuppressFinalize(this);
+        }
+
+        public void Initialize()
+        {
+            if (IsInitialized)
+            {
+                return;
+            }
+
+            IsInitialized = true;
+            OnInitialize();
+        }
+        protected virtual void OnDisposing()
+        {
+        }
+
+        protected virtual void OnInitialize()
+        {
+
+        }
+
+        protected void Publish<TEvent>(TEvent @event)
+        {
+            messenger.Send(@event);
+        }
+
+        protected void Publish<TEvent>() where TEvent : new()
+        {
+            messenger.Send<TEvent>();
+        }
+
+        protected void Register<TEvent>(Action<TEvent> action)
+        {
+            disposer.Add(this, messenger.Subscribe(action));
+        }
+
+        protected void Register<TEvent>(Action<TEvent> action, Func<TEvent, bool> condition)
+        {
+            disposer.Add(this, messenger.Subscribe(action, null, condition));
+        }
+    }
+}