Replaced missing windowclosing code.

JCWiley · Jun 11, 2021 · ff94375 · ff94375
1 parent 0d4a7a6
commit ff94375
Showing 1 changed file with 41 additions and 1 deletion.
diff --git a/CharacterManager/ViewModels/ShellViewModel.cs b/CharacterManager/ViewModels/ShellViewModel.cs
@@ -2,6 +2,8 @@
 using CharacterManager.Model.Entities;
 using CharacterManager.Model.RedundantTree;
 using CharacterManager.Model.Services;
+using CharacterManager.ViewModels.Helpers;
+using Prism.Commands;
 using Prism.Events;
 using Prism.Mvvm;
 using Prism.Regions;
@@ -11,11 +13,12 @@ namespace CharacterManager.ViewModels
 {
     public class ShellViewModel : BindableBase
     {
-        public ShellViewModel (IEventAggregator eventAggregator, IRegionManager regionManager, ISettingsService settingsService)
+        public ShellViewModel (IEventAggregator eventAggregator, IRegionManager regionManager, ISettingsService settingsService, IDialogServiceHelper dialogServiceHelper)
         {
             RM = regionManager;
             EA = eventAggregator;
             SS = settingsService;
+            DSH = dialogServiceHelper;
 
             EA.GetEvent<SelectedEntityChangedEvent>().Subscribe(SelectedEntityChangedExecute);
             EA.GetEvent<DataLoadSuccessEvent>().Subscribe(DataLoadSuccessEventExecute);
@@ -27,6 +30,7 @@ public ShellViewModel (IEventAggregator eventAggregator, IRegionManager regionMa
         private IEventAggregator EA;
         private readonly IRegionManager RM;
         private ISettingsService SS;
+        private IDialogServiceHelper DSH;
         #endregion
 
         #region Binding Targets
@@ -40,6 +44,42 @@ public string Filename
         }
         #endregion
 
+        #region Commands
+        private DelegateCommand<System.ComponentModel.CancelEventArgs> _commandwindowclosing;
+
+        public DelegateCommand<System.ComponentModel.CancelEventArgs> CommandWindowClosing => _commandwindowclosing ??= new DelegateCommand<System.ComponentModel.CancelEventArgs>(CommandWindowClosingExecute);
+
+        #endregion
+        #region Command handlers
+        private void CommandWindowClosingExecute(System.ComponentModel.CancelEventArgs e)
+        {
+            System.Windows.MessageBoxResult result = DSH.ShowYesNoCancelMessage("Would you like to save your changes?", "Save Changes");
+            switch (result)
+            {
+                case System.Windows.MessageBoxResult.None:
+                    e.Cancel = false;
+                    break;
+                case System.Windows.MessageBoxResult.OK:
+                    throw new Exception("YesNoCancel Messagebox returned OK");
+                case System.Windows.MessageBoxResult.Cancel:
+                    e.Cancel = true;
+                    break;
+                case System.Windows.MessageBoxResult.Yes:
+                    e.Cancel = false;
+                    EA.GetEvent<DataSaveRequestEvent>().Publish(SaveRequestTypes.Save);
+                    break;
+                case System.Windows.MessageBoxResult.No:
+                    e.Cancel = false;
+                    break;
+                default:
+                    break;
+            }
+
+
+
+        }
+        #endregion
+
         #region Event Handlers
         void SelectedEntityChangedExecute(IRTreeMember<IEntity> Selected_Item)
         {