chore: Some minor improvements

WotBlitzStatisticsPro.Blazor/Pages/SearchDialog.razor

@@ -1,16 +1,23 @@
 @using WotBlitzStatisticsPro.Blazor.Model
 @inherits SearchDialogTypeBase
 <!--Realm type selection-->
-<RadzenTextBox Placeholder=@($"{Localizer["Search"]}...") Change=@OnSearchTextChange Style="width: 100%;" />
-
+<RadzenTextBox Placeholder=@($"{Localizer["Search"]}...") Change=@OnSearchTextChange Disabled="@ComponentBusy" Style="width: 100%;" />
+<RadzenProgressBar Value="100" ShowValue="false" Mode="ProgressBarMode.Indeterminate" 
+                   Visible="@ComponentBusy"
+                   Style="width: 100%; margin-top: 10px;" />
 <RadzenListBox 
     @bind-Value=@CurrentValue 
      Data=@FilteredList 
      ValueProperty="ItemId"
-     Style="height:335px; width: 100%; margin-top: 10px;">
+     Style="height:335px; width: 100%; margin-top: 10px;"
+     Visible="@(!ComponentBusy)">
     <Template>
         <!--ToDo: Create new component that will show nick[clan] {WinRate with color}, {battles count with translatable word "battles"}. And another component for Clans-->
         @(((SearchItem) context).ItemName) | accountId: @(((SearchItem) context).ItemId)
     </Template>
 </RadzenListBox>
-<RadzenButton Click=@(args => OnOkButtonClick()) Text="Ok" Style="margin: 10px auto 10px auto; display: block; width: 150px; " />
+<RadzenButton 
+    Click=@(args => OnOkButtonClick()) 
+    Text="Ok" 
+    Visible="@(!ComponentBusy)"
+    Style="margin: 10px auto 10px auto; display: block; width: 150px; " />