File: Windows.Win32.IOleParentUndoUnit.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.Ole
	{
		[Guid("A1FAF330-EF97-11CE-9BC9-00AA00608E01")]
		[SupportedOSPlatform("windows5.0")]
		[global::System.CodeDom.Compiler.GeneratedCode("Microsoft.Windows.CsWin32", "0.3.151+58e949951d.RR")]
		internal unsafe partial struct IOleParentUndoUnit
			:IVTable<IOleParentUndoUnit,IOleParentUndoUnit.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]<IOleParentUndoUnit*,global::System.Guid* ,void** ,winmdroot.Foundation.HRESULT>)lpVtbl[0])((IOleParentUndoUnit*)Unsafe.AsPointer(ref this), riid, ppvObject);
			}

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

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

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

			public unsafe void Do(winmdroot.System.Ole.IOleUndoManager* pUndoManager)
			{
				((delegate *unmanaged [Stdcall]<IOleParentUndoUnit*,winmdroot.System.Ole.IOleUndoManager* ,winmdroot.Foundation.HRESULT>)lpVtbl[3])((IOleParentUndoUnit*)Unsafe.AsPointer(ref this), pUndoManager).ThrowOnFailure();
			}

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

			public unsafe void GetDescription(winmdroot.Foundation.BSTR* pBstr)
			{
				((delegate *unmanaged [Stdcall]<IOleParentUndoUnit*,winmdroot.Foundation.BSTR* ,winmdroot.Foundation.HRESULT>)lpVtbl[4])((IOleParentUndoUnit*)Unsafe.AsPointer(ref this), pBstr).ThrowOnFailure();
			}

			/// <inheritdoc cref="GetUnitType(global::System.Guid*, int*)"/>
			internal unsafe void GetUnitType(out global::System.Guid pClsid, out int plID)
			{
				fixed (int* plIDLocal = &plID)
				{
					fixed (global::System.Guid* pClsidLocal = &pClsid)
					{
						this.GetUnitType(pClsidLocal, plIDLocal);
					}
				}
			}

			[UnmanagedCallersOnly(CallConvs = new []{
typeof(CallConvStdcall)}
)]
			private static winmdroot.Foundation.HRESULT GetUnitType(IOleParentUndoUnit* pThis, global::System.Guid* pClsid, int* plID)
			{
				try
				{
					winmdroot.Foundation.HRESULT __hr = ComHelpers.UnwrapCCW(pThis, out Interface __object);
					if (__hr.Failed)
					{
						return __hr;
					}
					return __object.GetUnitType(pClsid, plID);
				}
				catch (Exception ex)
				{
					return (winmdroot.Foundation.HRESULT)ex.HResult;
				}
			}

			public unsafe void GetUnitType(global::System.Guid* pClsid, int* plID)
			{
				((delegate *unmanaged [Stdcall]<IOleParentUndoUnit*,global::System.Guid* ,int* ,winmdroot.Foundation.HRESULT>)lpVtbl[5])((IOleParentUndoUnit*)Unsafe.AsPointer(ref this), pClsid, plID).ThrowOnFailure();
			}

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

			public void OnNextAdd()
			{
				((delegate *unmanaged [Stdcall]<IOleParentUndoUnit*,winmdroot.Foundation.HRESULT>)lpVtbl[6])((IOleParentUndoUnit*)Unsafe.AsPointer(ref this)).ThrowOnFailure();
			}

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

			/// <summary>Opens a new parent undo unit, which becomes part of the containing unit's undo stack.</summary>
			/// <param name="pPUU">An <a href="https://docs.microsoft.com/windows/desktop/api/ocidl/nn-ocidl-ioleparentundounit">IOleParentUndoUnit</a> pointer to the parent undo unit to be opened.</param>
			/// <returns>This method returns S_OK if the parent undo unit was successfully opened or it is currently blocked.</returns>
			/// <remarks>
			/// <para>The specified parent unit is created and remains open. The undo manager then calls the <a href="https://docs.microsoft.com/windows/desktop/api/ocidl/nf-ocidl-ioleparentundounit-add">IOleParentUndoUnit::Add</a> or <b>IOleParentUndoUnit::Open</b> methods on this parent unit to add new units to it. This parent unit receives any additional undo units until its <a href="https://docs.microsoft.com/windows/desktop/api/ocidl/nf-ocidl-ioleparentundounit-close">IOleParentUndoUnit::Close</a> method is called. The parent unit specified by <i>pPUU</i> is not added to the undo stack until its <a href="https://docs.microsoft.com/windows/desktop/api/ocidl/nf-ocidl-ioleparentundounit-close">IOleParentUndoUnit::Close</a> method is called with the <i>fCommit</i> parameter set to <b>TRUE</b>. The parent undo unit or undo manager must contain any undo unit given to it unless it is blocked. If it is blocked, it must return S_OK but should do nothing else.</para>
			/// <para><see href="https://learn.microsoft.com/windows/win32/api/ocidl/nf-ocidl-ioleparentundounit-open#">Read more on docs.microsoft.com</see>.</para>
			/// </remarks>
			public unsafe void Open(winmdroot.System.Ole.IOleParentUndoUnit* pPUU)
			{
				((delegate *unmanaged [Stdcall]<IOleParentUndoUnit*,winmdroot.System.Ole.IOleParentUndoUnit* ,winmdroot.Foundation.HRESULT>)lpVtbl[7])((IOleParentUndoUnit*)Unsafe.AsPointer(ref this), pPUU).ThrowOnFailure();
			}

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

			/// <summary>Closes the specified parent undo unit. (IOleParentUndoUnit.Close)</summary>
			/// <param name="pPUU">An <a href="https://docs.microsoft.com/windows/desktop/api/ocidl/nn-ocidl-ioleparentundounit">IOleParentUndoUnit</a> pointer to the currently open parent unit to be closed.</param>
			/// <param name="fCommit">Indicates whether to keep or discard the unit. If <b>TRUE</b>, the unit is kept in the collection. If <b>FALSE</b>, the unit is discarded. This parameter is used to allow the client to discard an undo unit under construction if an error or a cancellation occurs.</param>
			/// <returns>
			/// <para>This method returns S_OK on success. Other possible return values include the following. </para>
			/// <para>This doc was truncated.</para>
			/// </returns>
			/// <remarks>
			/// <para>A parent undo unit knows it is being closed when it returns S_FALSE from this method. At that time, it should terminate any communication with other objects which may be giving data to it through private interfaces. <h3><a id="Notes_to_Callers"></a><a id="notes_to_callers"></a><a id="NOTES_TO_CALLERS"></a>Notes to Callers</h3> An error return indicates a fatal error condition. The parent unit or undo manager must accept the undo unit if <i>fCommit</i> is <b>TRUE</b>. <h3><a id="Notes_to_Implementers"></a><a id="notes_to_implementers"></a><a id="NOTES_TO_IMPLEMENTERS"></a>Notes to Implementers</h3> To process a close request, a parent undo unit first checks to see if it has an open child unit. If it does not, it returns S_FALSE. If it does have a child unit open, it calls the <b>IOleParentUndoUnit::Close</b> method on the child. If the child returns S_FALSE, then the parent undo unit verifies that <i>pPUU</i> points to the child unit, and closes that child undo unit. If the child returns S_OK then it handled the close internally and its parent should do nothing. If the parent unit is blocked, it should check the <i>pPUU</i> parameter to determine the appropriate return code. If <i>pPUU</i> is pointing to itself, then it should return S_FALSE. Otherwise, it should return S_OK; the <i>fCommit</i> parameter is ignored; and no action is taken. If <i>pPUU</i> does not match the currently open parent undo unit, then implementations of this method should return E_INVALIDARG without changing any internal state. The only exception to this is if the unit is blocked.</para>
			/// <para><see href="https://learn.microsoft.com/windows/win32/api/ocidl/nf-ocidl-ioleparentundounit-close#">Read more on docs.microsoft.com</see>.</para>
			/// </remarks>
			public unsafe void Close(winmdroot.System.Ole.IOleParentUndoUnit* pPUU, winmdroot.Foundation.BOOL fCommit)
			{
				((delegate *unmanaged [Stdcall]<IOleParentUndoUnit*,winmdroot.System.Ole.IOleParentUndoUnit* ,winmdroot.Foundation.BOOL ,winmdroot.Foundation.HRESULT>)lpVtbl[8])((IOleParentUndoUnit*)Unsafe.AsPointer(ref this), pPUU, fCommit).ThrowOnFailure();
			}

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

			/// <summary>Adds a simple undo unit to the collection.</summary>
			/// <param name="pUU">An <a href="https://docs.microsoft.com/windows/desktop/api/ocidl/nn-ocidl-ioleundounit">IOleUndoUnit</a> pointer to the undo unit to be added.</param>
			/// <returns>This method returns S_OK if the specified unit was successfully added or the parent unit was blocked.</returns>
			/// <remarks>The parent undo unit or undo manager must accept any undo unit given to it, unless it is blocked. If it is blocked, it should do nothing but return S_OK.</remarks>
			public unsafe void Add(winmdroot.System.Ole.IOleUndoUnit* pUU)
			{
				((delegate *unmanaged [Stdcall]<IOleParentUndoUnit*,winmdroot.System.Ole.IOleUndoUnit* ,winmdroot.Foundation.HRESULT>)lpVtbl[9])((IOleParentUndoUnit*)Unsafe.AsPointer(ref this), pUU).ThrowOnFailure();
			}

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

			/// <summary>Indicates whether the specified unit is a child of this undo unit or one of its children, that is if the specified unit is part of the hierarchy in this parent unit.</summary>
			/// <param name="pUU">An <a href="https://docs.microsoft.com/windows/desktop/api/ocidl/nn-ocidl-ioleundounit">IOleUndoUnit</a> pointer to the undo unit to be found.</param>
			/// <returns>This method returns S_OK if the specified undo unit is in the hierarchy subordinate to this parent; otherwise, S_FALSE.</returns>
			/// <remarks>This is typically called by the undo manager in its implementation of its <a href="https://docs.microsoft.com/windows/desktop/api/ocidl/nf-ocidl-ioleundomanager-discardfrom">IOleUndoManager::DiscardFrom</a> method in the rare event that the unit being discarded is not a top-level unit. The parent unit should look in its own list first, then delegate to each child that is also a parent unit, as determined by doing a <a href="https://docs.microsoft.com/windows/desktop/api/unknwn/nf-unknwn-iunknown-queryinterface(q)">IUnknown::QueryInterface</a> for <a href="https://docs.microsoft.com/windows/desktop/api/ocidl/nn-ocidl-ioleparentundounit">IOleParentUndoUnit</a>.</remarks>
			public unsafe void FindUnit(winmdroot.System.Ole.IOleUndoUnit* pUU)
			{
				((delegate *unmanaged [Stdcall]<IOleParentUndoUnit*,winmdroot.System.Ole.IOleUndoUnit* ,winmdroot.Foundation.HRESULT>)lpVtbl[10])((IOleParentUndoUnit*)Unsafe.AsPointer(ref this), pUU).ThrowOnFailure();
			}

			/// <inheritdoc cref="GetParentState(uint*)"/>
			internal unsafe void GetParentState(out uint pdwState)
			{
				fixed (uint* pdwStateLocal = &pdwState)
				{
					this.GetParentState(pdwStateLocal);
				}
			}

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

			/// <summary>Retrieves state information about the innermost open parent undo unit. (IOleParentUndoUnit.GetParentState)</summary>
			/// <param name="pdwState">A pointer to the state information. This information is a value taken from the <a href="https://docs.microsoft.com/windows/desktop/api/ocidl/ne-ocidl-uasflags">UASFLAGS</a> enumeration.</param>
			/// <returns>This method returns S_OK on success.</returns>
			/// <remarks>
			/// <para><h3><a id="Notes_to_Implementers"></a><a id="notes_to_implementers"></a><a id="NOTES_TO_IMPLEMENTERS"></a>Notes to Implementers</h3> If the unit has an open child, it should delegate this method to that child. If not, it should fill in <i>pdwState</i> values appropriately and return. Note that a parent unit must never be blocked while it has an open child. If this happened it could prevent the child unit from being closed, which would cause serious problems. <h3><a id="Notes_to_Callers"></a><a id="notes_to_callers"></a><a id="NOTES_TO_CALLERS"></a>Notes to Callers</h3> When checking for a normal state, use the UAS_MASK value to mask unused bits in the <i>pdwState</i> parameter to this method for future compatibility.</para>
			/// <para><see href="https://learn.microsoft.com/windows/win32/api/ocidl/nf-ocidl-ioleparentundounit-getparentstate#">Read more on docs.microsoft.com</see>.</para>
			/// </remarks>
			public unsafe void GetParentState(uint* pdwState)
			{
				((delegate *unmanaged [Stdcall]<IOleParentUndoUnit*,uint* ,winmdroot.Foundation.HRESULT>)lpVtbl[11])((IOleParentUndoUnit*)Unsafe.AsPointer(ref this), pdwState).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]<IOleParentUndoUnit*,global::System.Guid* ,void** ,winmdroot.Foundation.HRESULT> QueryInterface_1;

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

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

				internal delegate *unmanaged [Stdcall]<IOleParentUndoUnit*,winmdroot.System.Ole.IOleUndoManager* ,winmdroot.Foundation.HRESULT> Do_4;

				internal delegate *unmanaged [Stdcall]<IOleParentUndoUnit*,winmdroot.Foundation.BSTR* ,winmdroot.Foundation.HRESULT> GetDescription_5;

				internal delegate *unmanaged [Stdcall]<IOleParentUndoUnit*,global::System.Guid* ,int* ,winmdroot.Foundation.HRESULT> GetUnitType_6;

				internal delegate *unmanaged [Stdcall]<IOleParentUndoUnit*,winmdroot.Foundation.HRESULT> OnNextAdd_7;

				internal delegate *unmanaged [Stdcall]<IOleParentUndoUnit*,winmdroot.System.Ole.IOleParentUndoUnit* ,winmdroot.Foundation.HRESULT> Open_8;

				internal delegate *unmanaged [Stdcall]<IOleParentUndoUnit*,winmdroot.System.Ole.IOleParentUndoUnit* ,winmdroot.Foundation.BOOL ,winmdroot.Foundation.HRESULT> Close_9;

				internal delegate *unmanaged [Stdcall]<IOleParentUndoUnit*,winmdroot.System.Ole.IOleUndoUnit* ,winmdroot.Foundation.HRESULT> Add_10;

				internal delegate *unmanaged [Stdcall]<IOleParentUndoUnit*,winmdroot.System.Ole.IOleUndoUnit* ,winmdroot.Foundation.HRESULT> FindUnit_11;

				internal delegate *unmanaged [Stdcall]<IOleParentUndoUnit*,uint* ,winmdroot.Foundation.HRESULT> GetParentState_12;
			} 
			public static void PopulateVTable(Vtbl* vtable)
			{
				vtable->Do_4 = &Do;
				vtable->GetDescription_5 = &GetDescription;
				vtable->GetUnitType_6 = &GetUnitType;
				vtable->OnNextAdd_7 = &OnNextAdd;
				vtable->Open_8 = &Open;
				vtable->Close_9 = &Close;
				vtable->Add_10 = &Add;
				vtable->FindUnit_11 = &FindUnit;
				vtable->GetParentState_12 = &GetParentState;
			}

			private void** lpVtbl;

			/// <summary>The IID guid for this interface.</summary>
			/// <value>{a1faf330-ef97-11ce-9bc9-00aa00608e01}</value>
			internal static readonly Guid IID_Guid = new Guid(0xA1FAF330, 0xEF97, 0x11CE, 0x9B, 0xC9, 0x00, 0xAA, 0x00, 0x60, 0x8E, 0x01);

			static ref readonly Guid IComIID.Guid			{
								[MethodImpl(MethodImplOptions.AggressiveInlining)]
get
				{
					ReadOnlySpan<byte> data = new byte[]					{
0x30,0xF3,0xFA,0xA1,0x97,0xEF,0xCE,0x11,0x9B,0xC9,0x00,0xAA,0x00,0x60,0x8E,0x01					};
					return ref Unsafe.As<byte,Guid>(ref MemoryMarshal.GetReference(data));
				}
			}
			[Guid("A1FAF330-EF97-11CE-9BC9-00AA00608E01"),InterfaceType(ComInterfaceType.InterfaceIsIUnknown),ComImport()]
			[SupportedOSPlatform("windows5.0")]
			internal interface Interface
				:winmdroot.System.Ole.IOleUndoUnit.Interface			{
				[PreserveSig()]
				unsafe new winmdroot.Foundation.HRESULT Do(winmdroot.System.Ole.IOleUndoManager* pUndoManager);

				[PreserveSig()]
				unsafe new winmdroot.Foundation.HRESULT GetDescription(winmdroot.Foundation.BSTR* pBstr);

				[PreserveSig()]
				unsafe new winmdroot.Foundation.HRESULT GetUnitType(global::System.Guid* pClsid, int* plID);

				[PreserveSig()]
				new winmdroot.Foundation.HRESULT OnNextAdd();

				[PreserveSig()]
				unsafe winmdroot.Foundation.HRESULT Open(winmdroot.System.Ole.IOleParentUndoUnit* pPUU);

				[PreserveSig()]
				unsafe winmdroot.Foundation.HRESULT Close(winmdroot.System.Ole.IOleParentUndoUnit* pPUU, winmdroot.Foundation.BOOL fCommit);

				[PreserveSig()]
				unsafe winmdroot.Foundation.HRESULT Add(winmdroot.System.Ole.IOleUndoUnit* pUU);

				[PreserveSig()]
				unsafe winmdroot.Foundation.HRESULT FindUnit(winmdroot.System.Ole.IOleUndoUnit* pUU);

				[PreserveSig()]
				unsafe winmdroot.Foundation.HRESULT GetParentState(uint* pdwState);
			}
		}
	}
}