Initial commit.

Wino.Mail.ViewModels/Messages/ActiveMailFolderChangedEvent.cs

@@ -0,0 +1,14 @@
+using System.Threading.Tasks;
+using Wino.Core.Domain.Interfaces;
+using Wino.Core.Domain.Models.Navigation;
+
+namespace Wino.Mail.ViewModels.Messages
+{
+    public class ActiveMailFolderChangedEvent : NavigateMailFolderEventArgs
+    {
+        public ActiveMailFolderChangedEvent(IBaseFolderMenuItem baseFolderMenuItem,
+                                            TaskCompletionSource<bool> folderInitLoadAwaitTask = null) : base(baseFolderMenuItem, folderInitLoadAwaitTask)
+        {
+        }
+    }
+}

Wino.Mail.ViewModels/Messages/ActiveMailItemChangedEvent.cs

@@ -0,0 +1,20 @@
+using System;
+using Wino.Core.MenuItems;
+using Wino.Mail.ViewModels.Data;
+
+namespace Wino.Mail.ViewModels.Messages
+{
+    /// <summary>
+    /// When active mail item in the reader is updated.
+    /// </summary>
+    public class ActiveMailItemChangedEvent
+    {
+        public ActiveMailItemChangedEvent(MailItemViewModel selectedMailItemViewModel)
+        {
+            // SelectedMailItemViewModel can be null.
+            SelectedMailItemViewModel = selectedMailItemViewModel;
+        }
+
+        public MailItemViewModel SelectedMailItemViewModel { get; set; }
+    }
+}

Wino.Mail.ViewModels/Messages/MailItemSelectedEvent.cs

@@ -0,0 +1,19 @@
+using Wino.Mail.ViewModels.Data;
+
+namespace Wino.Mail.ViewModels.Messages
+{
+    /// <summary>
+    /// Wino has complex selected item detection mechanism with nested ListViews that
+    /// supports multi selection with threads. Each list view will raise this for mail list page
+    /// to react.
+    /// </summary>
+    public class MailItemSelectedEvent
+    {
+        public MailItemSelectedEvent(MailItemViewModel selectedMailItem)
+        {
+            SelectedMailItem = selectedMailItem;
+        }
+
+        public MailItemViewModel SelectedMailItem { get; set; }
+    }
+}

Wino.Mail.ViewModels/Messages/MailItemSelectionRemovedEvent.cs

@@ -0,0 +1,17 @@
+using Wino.Mail.ViewModels.Data;
+
+namespace Wino.Mail.ViewModels.Messages
+{
+    /// <summary>
+    /// Selected item removed event.
+    /// </summary>
+    public class MailItemSelectionRemovedEvent
+    {
+        public MailItemSelectionRemovedEvent(MailItemViewModel removedMailItem)
+        {
+            RemovedMailItem = removedMailItem;
+        }
+
+        public MailItemViewModel RemovedMailItem { get; set; }
+    }
+}

Wino.Mail.ViewModels/Messages/ResetSingleMailItemSelectionEvent.cs

@@ -0,0 +1,19 @@
+using Wino.Mail.ViewModels.Data;
+
+namespace Wino.Mail.ViewModels.Messages
+{
+
+    /// <summary>
+    /// When a thread conversation listview has single selection, all other listviews
+    /// must unselect all their items.
+    /// </summary>
+    public class ResetSingleMailItemSelectionEvent
+    {
+        public ResetSingleMailItemSelectionEvent(MailItemViewModel selectedViewModel)
+        {
+            SelectedViewModel = selectedViewModel;
+        }
+
+        public MailItemViewModel SelectedViewModel { get; set; }
+    }
+}

Wino.Mail.ViewModels/Messages/SelectMailItemContainerEvent.cs

@@ -0,0 +1,9 @@
+using Wino.Mail.ViewModels.Data;
+
+namespace Wino.Mail.ViewModels.Messages
+{
+    /// <summary>
+    /// When listing view model manipulated the selected mail container in the UI.
+    /// </summary>
+    public record SelectMailItemContainerEvent(MailItemViewModel SelectedMailViewModel, bool ScrollToItem = false);
+}