attachedProperty for the win!?

Author: Pedro Jesus

samples/PJ.ContextActions.Sample/AttachedP.cs

@@ -58,7 +58,7 @@ public static class AttachedP
 
 	public static void SetContextActions(CollectionView cv, IEnumerable<MenuItem> items) => cv.SetValue(ContextActionsProperty, items);
 
-	public static IEnumerable<MenuItem> GetContextActions(CollectionView cv) => (IEnumerable<MenuItem>)cv.GetValue(ContextActionsProperty);
+	public static List<MenuItem> GetContextActions(CollectionView cv) => (List<MenuItem>)cv.GetValue(ContextActionsProperty);
 }
 
 

samples/PJ.ContextActions.Sample/MainPage.xaml

@@ -5,7 +5,21 @@
     xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
     xmlns:local="clr-namespace:PJ.ContextActions.Sample">
 
-    <local:MyCV x:Name="cv">
+
+        <CollectionView x:Name="cv">
+            <local:AttachedP.ContextActions>
+                <local:MenuItem Clicked="MenuItem_Clicked" Text="Primeiro" />
+                <local:MenuItem Command="{Binding ClickCommand}" Text="Segundo" />
+            </local:AttachedP.ContextActions>
+
+            <CollectionView.ItemTemplate>
+                <DataTemplate>
+                    <Label Text="{Binding .}"/>
+                </DataTemplate>
+            </CollectionView.ItemTemplate>
+        </CollectionView>
+
+    <!-- <local:MyCV x:Name="cv">
 
         <local:MyCV.Header>
             <Label
@@ -28,6 +42,6 @@
                 <Label FontSize="30" Text="{Binding .}" />
             </DataTemplate>
         </local:MyCV.ItemTemplate>
-    </local:MyCV>
+    </local:MyCV> -->
 
 </ContentPage>

samples/PJ.ContextActions.Sample/MauiProgram.cs

@@ -26,6 +26,8 @@ public static MauiApp CreateMauiApp()
 			{
 #if IOS || ANDROID || WINDOWS
 				h.AddHandler(typeof(MyCV), typeof(MyCVHandler));
+
+				h.AddHandler(typeof(CollectionView), typeof(MyCVHandler));
 #endif
 			});
 

samples/PJ.ContextActions.Sample/Platforms/Android/MyCollectionViewHandler.cs

@@ -49,12 +49,15 @@ public override void OnBindViewHolder(RecyclerView.ViewHolder holder, int positi
 	{
 		base.OnBindViewHolder(holder, position);
 
-		if (collectionView is not MyCV myCV)
+		// var items = AttachedP.GetContextActions(collectionView as CollectionView);
+
+		if (collectionView is not CollectionView  myCV)
 		{
 			return;
 		}
 
-		var contextActions = myCV.ContextActions;
+		// var contextActions = myCV.ContextActions;
+		var contextActions = AttachedP.GetContextActions(myCV);
 		if (MenuItems is null && contextActions.Count > 0)
 		{
 			MenuItems = new MenuItem[contextActions.Count];