Rename WarningDeleteItemModel to WarningDeleteItemViewModel

src/ViewModels/MainViewModel.cs

@@ -214,7 +214,7 @@ class MainViewModel : BaseViewModel, IFontResolver
 
     public async void RemoveFileImpl(ReportFile file)
     {
-        var result = await DialogHost.Show(new WarningDeleteItemModel(file));
+        var result = await DialogHost.Show(new WarningDeleteItemViewModel(file));
         if (result != null && (bool)result)
         {
             var idx = ReportFiles.IndexOf(file);

src/ViewModels/WarningDeleteItemViewModel.cs

@@ -4,11 +4,11 @@ using MayShow.Models;
 
 namespace MayShow.ViewModels
 {
-    class WarningDeleteItemModel : ChangeNotifier
+    class WarningDeleteItemViewModel : ChangeNotifier
     {
         ReportFile _file;
 
-        public WarningDeleteItemModel(ReportFile file)
+        public WarningDeleteItemViewModel(ReportFile file)
         {
             _file = file;
         }