OnPageBusy changes

Author: Tamilarasan-Paranthaman

src/Controls/src/Core/Platform/AlertManager/AlertManager.Android.cs

@@ -44,6 +44,7 @@ internal AlertRequestHelper(Activity context, IMauiContext mauiContext)
 
 			public IMauiContext MauiContext { get; }
 
+			// TODO: This method is obsolete in .NET 10 and will be removed in .NET11.
 			public partial void OnPageBusy(Page sender, bool enabled)
 			{
 				// Verify that the page making the request is part of this activity 

src/Controls/src/Core/Platform/AlertManager/AlertManager.Standard.cs

@@ -18,6 +18,7 @@ public partial void OnAlertRequested(Page sender, AlertArguments arguments) { }
 
 			public partial void OnPromptRequested(Page sender, PromptArguments arguments) { }
 
+			// TODO: This method is obsolete in .NET 10 and will be removed in .NET 11.
 			public partial void OnPageBusy(Page sender, bool enabled) { }
 		}
 	}

src/Controls/src/Core/Platform/AlertManager/AlertManager.Windows.cs

@@ -32,6 +32,7 @@ internal AlertRequestHelper(Window virtualView, UI.Xaml.Window platformView)
 
 			public UI.Xaml.Window PlatformView { get; }
 
+			// TODO: This method is obsolete in .NET 10 and will be removed in .NET11.
 			public partial void OnPageBusy(Page sender, bool enabled)
 			{
 				// TODO: Wrap the pages in a Canvas, and dynamically add a ProgressBar

src/Controls/src/Core/Platform/AlertManager/AlertManager.cs

@@ -73,6 +73,7 @@ internal interface IAlertManagerSubscription
 
 			void OnPromptRequested(Page sender, PromptArguments arguments);
 
+			[Obsolete("This method is obsolete in .NET 10 and will be removed in .NET11.")]
 			void OnPageBusy(Page sender, bool enabled);
 		}
 
@@ -84,6 +85,7 @@ internal partial class AlertRequestHelper : IAlertManagerSubscription
 
 			public partial void OnPromptRequested(Page sender, PromptArguments arguments);
 
+			[Obsolete("This method is obsolete in .NET 10 and will be removed in .NET11.")]
 			public partial void OnPageBusy(Page sender, bool enabled);
 		}
 	}

src/Controls/src/Core/Platform/AlertManager/AlertManager.iOS.cs

@@ -35,6 +35,7 @@ internal AlertRequestHelper(Window virtualView, UIWindow platformView)
 
 			public UIWindow PlatformView { get; }
 
+			// TODO: This method is obsolete in .NET 10 and will be removed in .NET 11.
 			public partial void OnPageBusy(Page sender, bool enabled)
 			{
 				_busyCount = Math.Max(0, enabled ? _busyCount + 1 : _busyCount - 1);