xamarinmac 
namespace AppKit
{
    public static class NSOutlineViewDataSource_Extensions
    {
        [BindingImpl(BindingImplOptions.GeneratedCode | BindingImplOptions.Optimizable)]
        public static NSDragOperation ValidateDrop(this INSOutlineViewDataSource! This, NSOutlineView! outlineView, NSDraggingInfo! info, NSObject? item, nint index);
    }
}
Xamarin macOS 0.0
Information specific to xamarinmac
Assembly

Xamarin.Mac , Version=0.0.0.0, PublicKeyToken=84e04ff9cfb79065

Referencing

The API is automatically referenced.

Platform Restrictions

This framework does not have platform annotations.

  • Built-in API
  • Package-provided API