File: Windows.Win32.IEnumConnectionPoints.g.cs
Project: src\src\System.Windows.Forms.Primitives\src\System.Windows.Forms.Primitives.csproj (System.Windows.Forms.Primitives)
// ------------------------------------------------------------------------------
// <auto-generated>
//     This code was generated by a tool.
//
//     Changes to this file may cause incorrect behavior and will be lost if
//     the code is regenerated.
// </auto-generated>
// ------------------------------------------------------------------------------

#pragma warning disable CS1591,CS1573,CS0465,CS0649,CS8019,CS1570,CS1584,CS1658,CS0436,CS8981
using global::System;
using global::System.Diagnostics;
using global::System.Diagnostics.CodeAnalysis;
using global::System.Runtime.CompilerServices;
using global::System.Runtime.InteropServices;
using global::System.Runtime.Versioning;
using winmdroot = global::Windows.Win32;
namespace Windows.Win32
{
	namespace System.Com
	{
		[Guid("B196B285-BAB4-101A-B69C-00AA00341D07")]
		[SupportedOSPlatform("windows5.0")]
		[global::System.CodeDom.Compiler.GeneratedCode("Microsoft.Windows.CsWin32", "0.3.151+58e949951d.RR")]
		internal unsafe partial struct IEnumConnectionPoints
			:IVTable<IEnumConnectionPoints,IEnumConnectionPoints.Vtbl>,IComIID		{
			/// <inheritdoc cref="QueryInterface(global::System.Guid*, void**)"/>
			internal unsafe winmdroot.Foundation.HRESULT QueryInterface(in global::System.Guid riid, out void* ppvObject)
			{
				fixed (void** ppvObjectLocal = &ppvObject)
				{
					fixed (global::System.Guid* riidLocal = &riid)
					{
						winmdroot.Foundation.HRESULT __result = this.QueryInterface(riidLocal, ppvObjectLocal);
						return __result;
					}
				}
			}

			public unsafe winmdroot.Foundation.HRESULT QueryInterface(global::System.Guid* riid, void** ppvObject)
			{
				return ((delegate *unmanaged [Stdcall]<IEnumConnectionPoints*,global::System.Guid* ,void** ,winmdroot.Foundation.HRESULT>)lpVtbl[0])((IEnumConnectionPoints*)Unsafe.AsPointer(ref this), riid, ppvObject);
			}

			public uint AddRef()
			{
				return ((delegate *unmanaged [Stdcall]<IEnumConnectionPoints*,uint>)lpVtbl[1])((IEnumConnectionPoints*)Unsafe.AsPointer(ref this));
			}

			public uint Release()
			{
				return ((delegate *unmanaged [Stdcall]<IEnumConnectionPoints*,uint>)lpVtbl[2])((IEnumConnectionPoints*)Unsafe.AsPointer(ref this));
			}

			/// <inheritdoc cref="Next(uint, winmdroot.System.Com.IConnectionPoint**, uint*)"/>
			internal unsafe winmdroot.Foundation.HRESULT Next(uint cConnections, winmdroot.System.Com.IConnectionPoint** ppCP, out uint pcFetched)
			{
				fixed (uint* pcFetchedLocal = &pcFetched)
				{
					winmdroot.Foundation.HRESULT __result = this.Next(cConnections, ppCP, pcFetchedLocal);
					return __result;
				}
			}

			[UnmanagedCallersOnly(CallConvs = new []{
typeof(CallConvStdcall)}
)]
			private static winmdroot.Foundation.HRESULT Next(IEnumConnectionPoints* pThis, uint cConnections, winmdroot.System.Com.IConnectionPoint** ppCP, uint* pcFetched)
			{
				try
				{
					winmdroot.Foundation.HRESULT __hr = ComHelpers.UnwrapCCW(pThis, out Interface __object);
					if (__hr.Failed)
					{
						return __hr;
					}
					return __object.Next(cConnections, ppCP, pcFetched);
				}
				catch (Exception ex)
				{
					return (winmdroot.Foundation.HRESULT)ex.HResult;
				}
			}

			/// <summary>Retrieves the specified number of items in the enumeration sequence. (IEnumConnectionPoints.Next)</summary>
			/// <param name="cConnections">The number of items to be retrieved. If there are fewer than the requested number of items left in the sequence, this method retrieves the remaining elements.</param>
			/// <param name="ppCP">
			/// <para>An array of enumerated items. The enumerator is responsible for calling <a href="https://docs.microsoft.com/windows/desktop/api/unknwn/nf-unknwn-iunknown-addref">AddRef</a>, and the caller is responsible for calling <a href="https://docs.microsoft.com/windows/desktop/api/unknwn/nf-unknwn-iunknown-release">Release</a> through each pointer enumerated. If <i>cConnections</i> is greater than 1, the caller must also pass a non-NULL pointer passed to <i>lpcFetched</i> to know how many pointers to release.</para>
			/// <para><see href="https://learn.microsoft.com/windows/win32/api/ocidl/nf-ocidl-ienumconnectionpoints-next#parameters">Read more on docs.microsoft.com</see>.</para>
			/// </param>
			/// <param name="pcFetched">The number of items that were retrieved. This parameter is always less than or equal to the number of items requested.</param>
			/// <returns>If the method retrieves the number of items requested, the return value is S_OK. Otherwise, it is S_FALSE.</returns>
			/// <remarks>
			/// <para><see href="https://learn.microsoft.com/windows/win32/api/ocidl/nf-ocidl-ienumconnectionpoints-next">Learn more about this API from docs.microsoft.com</see>.</para>
			/// </remarks>
			public unsafe winmdroot.Foundation.HRESULT Next(uint cConnections, winmdroot.System.Com.IConnectionPoint** ppCP, uint* pcFetched)
			{
				return ((delegate *unmanaged [Stdcall]<IEnumConnectionPoints*,uint ,winmdroot.System.Com.IConnectionPoint** ,uint* ,winmdroot.Foundation.HRESULT>)lpVtbl[3])((IEnumConnectionPoints*)Unsafe.AsPointer(ref this), cConnections, ppCP, pcFetched);
			}

			[UnmanagedCallersOnly(CallConvs = new []{
typeof(CallConvStdcall)}
)]
			private static winmdroot.Foundation.HRESULT Skip(IEnumConnectionPoints* pThis, uint cConnections)
			{
				try
				{
					winmdroot.Foundation.HRESULT __hr = ComHelpers.UnwrapCCW(pThis, out Interface __object);
					if (__hr.Failed)
					{
						return __hr;
					}
					return __object.Skip(cConnections);
				}
				catch (Exception ex)
				{
					return (winmdroot.Foundation.HRESULT)ex.HResult;
				}
			}

			/// <summary>Skips over the specified number of items in the enumeration sequence. (IEnumConnectionPoints.Skip)</summary>
			/// <param name="cConnections">The number of items to be skipped.</param>
			/// <returns>If the method skips the number of items requested, the return value is S_OK. Otherwise, it is S_FALSE.</returns>
			/// <remarks>
			/// <para><see href="https://learn.microsoft.com/windows/win32/api/ocidl/nf-ocidl-ienumconnectionpoints-skip">Learn more about this API from docs.microsoft.com</see>.</para>
			/// </remarks>
			public void Skip(uint cConnections)
			{
				((delegate *unmanaged [Stdcall]<IEnumConnectionPoints*,uint ,winmdroot.Foundation.HRESULT>)lpVtbl[4])((IEnumConnectionPoints*)Unsafe.AsPointer(ref this), cConnections).ThrowOnFailure();
			}

			[UnmanagedCallersOnly(CallConvs = new []{
typeof(CallConvStdcall)}
)]
			private static winmdroot.Foundation.HRESULT Reset(IEnumConnectionPoints* pThis)
			{
				try
				{
					winmdroot.Foundation.HRESULT __hr = ComHelpers.UnwrapCCW(pThis, out Interface __object);
					if (__hr.Failed)
					{
						return __hr;
					}
					return __object.Reset();
				}
				catch (Exception ex)
				{
					return (winmdroot.Foundation.HRESULT)ex.HResult;
				}
			}

			/// <summary>Resets the enumeration sequence to the beginning. (IEnumConnectionPoints.Reset)</summary>
			/// <returns>The return value is S_OK.</returns>
			/// <remarks>There is no guarantee that the same set of objects will be enumerated after the reset operation has completed. A static collection is reset to the beginning, but it can be too expensive for some collections, such as files in a directory, to guarantee this condition.</remarks>
			public void Reset()
			{
				((delegate *unmanaged [Stdcall]<IEnumConnectionPoints*,winmdroot.Foundation.HRESULT>)lpVtbl[5])((IEnumConnectionPoints*)Unsafe.AsPointer(ref this)).ThrowOnFailure();
			}

			[UnmanagedCallersOnly(CallConvs = new []{
typeof(CallConvStdcall)}
)]
			private static winmdroot.Foundation.HRESULT Clone(IEnumConnectionPoints* pThis, winmdroot.System.Com.IEnumConnectionPoints** ppEnum)
			{
				try
				{
					winmdroot.Foundation.HRESULT __hr = ComHelpers.UnwrapCCW(pThis, out Interface __object);
					if (__hr.Failed)
					{
						return __hr;
					}
					return __object.Clone(ppEnum);
				}
				catch (Exception ex)
				{
					return (winmdroot.Foundation.HRESULT)ex.HResult;
				}
			}

			/// <summary>Creates a new enumerator that contains the same enumeration state as the current one. (IEnumConnectionPoints.Clone)</summary>
			/// <param name="ppEnum">A pointer to the cloned enumerator object.</param>
			/// <returns>This method can return the standard return values E_INVALIDARG, E_OUTOFMEMORY, E_UNEXPECTED, and S_OK.</returns>
			/// <remarks>
			/// <para><see href="https://learn.microsoft.com/windows/win32/api/ocidl/nf-ocidl-ienumconnectionpoints-clone">Learn more about this API from docs.microsoft.com</see>.</para>
			/// </remarks>
			public unsafe void Clone(winmdroot.System.Com.IEnumConnectionPoints** ppEnum)
			{
				((delegate *unmanaged [Stdcall]<IEnumConnectionPoints*,winmdroot.System.Com.IEnumConnectionPoints** ,winmdroot.Foundation.HRESULT>)lpVtbl[6])((IEnumConnectionPoints*)Unsafe.AsPointer(ref this), ppEnum).ThrowOnFailure();
			}

			internal unsafe global::Windows.Win32.Foundation.HRESULT QueryInterface<T>(out T* ppv)
where T : unmanaged

			{
				var hr = this.QueryInterface(typeof(T).GUID, out void* pv);
				if (hr.Succeeded)

				{
					ppv = (T*)pv;
				}
				else

				{
					ppv = null;
				}

				return hr;
			}

			internal struct Vtbl
			{
				internal delegate *unmanaged [Stdcall]<IEnumConnectionPoints*,global::System.Guid* ,void** ,winmdroot.Foundation.HRESULT> QueryInterface_1;

				internal delegate *unmanaged [Stdcall]<IEnumConnectionPoints*,uint> AddRef_2;

				internal delegate *unmanaged [Stdcall]<IEnumConnectionPoints*,uint> Release_3;

				internal delegate *unmanaged [Stdcall]<IEnumConnectionPoints*,uint ,winmdroot.System.Com.IConnectionPoint** ,uint* ,winmdroot.Foundation.HRESULT> Next_4;

				internal delegate *unmanaged [Stdcall]<IEnumConnectionPoints*,uint ,winmdroot.Foundation.HRESULT> Skip_5;

				internal delegate *unmanaged [Stdcall]<IEnumConnectionPoints*,winmdroot.Foundation.HRESULT> Reset_6;

				internal delegate *unmanaged [Stdcall]<IEnumConnectionPoints*,winmdroot.System.Com.IEnumConnectionPoints** ,winmdroot.Foundation.HRESULT> Clone_7;
			} 
			public static void PopulateVTable(Vtbl* vtable)
			{
				vtable->Next_4 = &Next;
				vtable->Skip_5 = &Skip;
				vtable->Reset_6 = &Reset;
				vtable->Clone_7 = &Clone;
			}

			private void** lpVtbl;

			/// <summary>The IID guid for this interface.</summary>
			/// <value>{b196b285-bab4-101a-b69c-00aa00341d07}</value>
			internal static readonly Guid IID_Guid = new Guid(0xB196B285, 0xBAB4, 0x101A, 0xB6, 0x9C, 0x00, 0xAA, 0x00, 0x34, 0x1D, 0x07);

			static ref readonly Guid IComIID.Guid			{
								[MethodImpl(MethodImplOptions.AggressiveInlining)]
get
				{
					ReadOnlySpan<byte> data = new byte[]					{
0x85,0xB2,0x96,0xB1,0xB4,0xBA,0x1A,0x10,0xB6,0x9C,0x00,0xAA,0x00,0x34,0x1D,0x07					};
					return ref Unsafe.As<byte,Guid>(ref MemoryMarshal.GetReference(data));
				}
			}
			[Guid("B196B285-BAB4-101A-B69C-00AA00341D07"),InterfaceType(ComInterfaceType.InterfaceIsIUnknown),ComImport()]
			[SupportedOSPlatform("windows5.0")]
			internal interface Interface
			{
				[PreserveSig()]
				unsafe winmdroot.Foundation.HRESULT Next(uint cConnections, winmdroot.System.Com.IConnectionPoint** ppCP, uint* pcFetched);

								[PreserveSig()]
winmdroot.Foundation.HRESULT Skip(uint cConnections);

								[PreserveSig()]
winmdroot.Foundation.HRESULT Reset();

				[PreserveSig()]
				unsafe winmdroot.Foundation.HRESULT Clone(winmdroot.System.Com.IEnumConnectionPoints** ppEnum);
			}
		}
	}
}