fix review issues

Author: ebryliakov

CS/EFCore/CustomViewItem/CustomViewItem.Blazor.Server/Editors/ButtonViewItem/Button.razor

@@ -6,5 +6,5 @@
     [Parameter]
     public string Text { get; set; }
     [Parameter]
-    public EventCallback Click { get; set; }
+    public EventCallback<MouseEventArgs> Click { get; set; }
 }

CS/EFCore/CustomViewItem/CustomViewItem.Blazor.Server/Editors/ButtonViewItem/ButtonDetailViewItemBlazor.cs

@@ -5,6 +5,7 @@
 using DevExpress.ExpressApp.Editors;
 using DevExpress.ExpressApp.Model;
 using Microsoft.AspNetCore.Components;
+using Microsoft.AspNetCore.Components.Web;
 
 namespace CustomViewItem.Blazor.Server.Editors.ButtonViewItem;
 
@@ -16,6 +17,8 @@ public class ButtonDetailViewItemBlazor(IModelViewItem model, Type objectType) :
     IComponentContentHolder, 
     IComplexViewItem
 {
+    public ButtonModel ComponentModel => componentModel;
+    
     private ButtonModel componentModel;
     private XafApplication application;
 
@@ -29,7 +32,7 @@ protected override object CreateControlCore() {
         componentModel = new ButtonModel
         {
             Text = "Click me!",
-            Click = EventCallback.Factory.Create(this, ComponentModel_Click),
+            Click = EventCallback.Factory.Create<MouseEventArgs>(this, ComponentModel_Click),
         };
         return componentModel;
     }

CS/EFCore/CustomViewItem/CustomViewItem.Blazor.Server/Editors/ButtonViewItem/ButtonModel.cs

@@ -1,5 +1,6 @@
 using DevExpress.ExpressApp.Blazor.Components.Models;
 using Microsoft.AspNetCore.Components;
+using Microsoft.AspNetCore.Components.Web;
 
 namespace CustomViewItem.Blazor.Server.Editors.ButtonViewItem;
 
@@ -8,8 +9,8 @@ public string Text {
         get => GetPropertyValue<string>();
         set => SetPropertyValue(value);
     }
-    public EventCallback Click {
-        get => GetPropertyValue<EventCallback>();
+    public EventCallback<MouseEventArgs> Click {
+        get => GetPropertyValue<EventCallback<MouseEventArgs>>();
         set => SetPropertyValue(value);
     }