#define EFL_BETA
#pragma warning disable CS1591
using System;
using System.Runtime.InteropServices;
using System.Collections.Generic;
using System.Linq;
using System.Threading;
using System.ComponentModel;
namespace Efl {

/// <summary>Efl observer interface</summary>
/// <remarks>This is a <b>BETA</b> class. It can be modified or removed in the future. Do not use it for product development.</remarks>
[Efl.IObserverConcrete.NativeMethods]
[Efl.Eo.BindingEntity]
public interface IObserver : 
    Efl.Eo.IWrapper, IDisposable
{
    /// <summary>Update observer according to the changes of observable object.</summary>
/// <param name="obs">An observable object</param>
/// <param name="key">A key to classify observer groups</param>
/// <param name="data">Required data to update the observer, usually passed by observable object</param>
void Update(Efl.Object obs, System.String key, System.IntPtr data);
    }
/// <summary>Efl observer interface</summary>
/// <remarks>This is a <b>BETA</b> class. It can be modified or removed in the future. Do not use it for product development.</remarks>
sealed public  class IObserverConcrete :
    Efl.Eo.EoWrapper
    , IObserver
    
{
    /// <summary>Pointer to the native class description.</summary>
    public override System.IntPtr NativeClass
    {
        get
        {
            if (((object)this).GetType() == typeof(IObserverConcrete))
            {
                return GetEflClassStatic();
            }
            else
            {
                return Efl.Eo.ClassRegister.klassFromType[((object)this).GetType()];
            }
        }
    }

    /// <summary>Subclasses should override this constructor if they are expected to be instantiated from native code.
    /// Do not call this constructor directly.</summary>
    /// <param name="ch">Tag struct storing the native handle of the object being constructed.</param>
    private IObserverConcrete(ConstructingHandle ch) : base(ch)
    {
    }

    [System.Runtime.InteropServices.DllImport("libefl.so.1")] internal static extern System.IntPtr
        efl_observer_interface_get();
    /// <summary>Initializes a new instance of the <see cref="IObserver"/> class.
    /// Internal usage: This is used when interacting with C code and should not be used directly.</summary>
    /// <param name="wh">The native pointer to be wrapped.</param>
    private IObserverConcrete(Efl.Eo.Globals.WrappingHandle wh) : base(wh)
    {
    }

    /// <summary>Update observer according to the changes of observable object.</summary>
    /// <param name="obs">An observable object</param>
    /// <param name="key">A key to classify observer groups</param>
    /// <param name="data">Required data to update the observer, usually passed by observable object</param>
    public void Update(Efl.Object obs, System.String key, System.IntPtr data) {
                                                                                 Efl.IObserverConcrete.NativeMethods.efl_observer_update_ptr.Value.Delegate(this.NativeHandle,obs, key, data);
        Eina.Error.RaiseIfUnhandledException();
                                                         }
    private static IntPtr GetEflClassStatic()
    {
        return Efl.IObserverConcrete.efl_observer_interface_get();
    }
    /// <summary>Wrapper for native methods and virtual method delegates.
    /// For internal use by generated code only.</summary>
    public new class NativeMethods : Efl.Eo.EoWrapper.NativeMethods
    {
        private static Efl.Eo.NativeModule Module = new Efl.Eo.NativeModule(    efl.Libs.Efl);
        /// <summary>Gets the list of Eo operations to override.</summary>
        /// <returns>The list of Eo operations to be overload.</returns>
        public override System.Collections.Generic.List<Efl_Op_Description> GetEoOps(System.Type type)
        {
            var descs = new System.Collections.Generic.List<Efl_Op_Description>();
            var methods = Efl.Eo.Globals.GetUserMethods(type);

            if (efl_observer_update_static_delegate == null)
            {
                efl_observer_update_static_delegate = new efl_observer_update_delegate(update);
            }

            if (methods.FirstOrDefault(m => m.Name == "Update") != null)
            {
                descs.Add(new Efl_Op_Description() {api_func = Efl.Eo.FunctionInterop.LoadFunctionPointer(Module.Module, "efl_observer_update"), func = Marshal.GetFunctionPointerForDelegate(efl_observer_update_static_delegate) });
            }

            return descs;
        }
        /// <summary>Returns the Eo class for the native methods of this class.</summary>
        /// <returns>The native class pointer.</returns>
        public override IntPtr GetEflClass()
        {
            return Efl.IObserverConcrete.efl_observer_interface_get();
        }

        #pragma warning disable CA1707, CS1591, SA1300, SA1600

        
        private delegate void efl_observer_update_delegate(System.IntPtr obj, System.IntPtr pd, [MarshalAs(UnmanagedType.CustomMarshaler, MarshalTypeRef=typeof(Efl.Eo.MarshalEo<Efl.Eo.NonOwnTag>))] Efl.Object obs, [MarshalAs(UnmanagedType.CustomMarshaler, MarshalTypeRef=typeof(Efl.Eo.StringKeepOwnershipMarshaler))] System.String key,  System.IntPtr data);

        
        public delegate void efl_observer_update_api_delegate(System.IntPtr obj, [MarshalAs(UnmanagedType.CustomMarshaler, MarshalTypeRef=typeof(Efl.Eo.MarshalEo<Efl.Eo.NonOwnTag>))] Efl.Object obs, [MarshalAs(UnmanagedType.CustomMarshaler, MarshalTypeRef=typeof(Efl.Eo.StringKeepOwnershipMarshaler))] System.String key,  System.IntPtr data);

        public static Efl.Eo.FunctionWrapper<efl_observer_update_api_delegate> efl_observer_update_ptr = new Efl.Eo.FunctionWrapper<efl_observer_update_api_delegate>(Module, "efl_observer_update");

        private static void update(System.IntPtr obj, System.IntPtr pd, Efl.Object obs, System.String key, System.IntPtr data)
        {
            Eina.Log.Debug("function efl_observer_update was called");
            var ws = Efl.Eo.Globals.GetWrapperSupervisor(obj);
            if (ws != null)
            {
                                                                                    
                try
                {
                    ((IObserver)ws.Target).Update(obs, key, data);
                }
                catch (Exception e)
                {
                    Eina.Log.Warning($"Callback error: {e.ToString()}");
                    Eina.Error.Set(Eina.Error.UNHANDLED_EXCEPTION);
                }

                                                        
            }
            else
            {
                efl_observer_update_ptr.Value.Delegate(Efl.Eo.Globals.efl_super(obj, Efl.Eo.Globals.efl_class_get(obj)), obs, key, data);
            }
        }

        private static efl_observer_update_delegate efl_observer_update_static_delegate;

        #pragma warning restore CA1707, CS1591, SA1300, SA1600

}
}
}

#if EFL_BETA
#pragma warning disable CS1591
public static class EflIObserverConcrete_ExtensionMethods {
}
#pragma warning restore CS1591
#endif