File: Windows.Win32.IDragSourceHelper.g.cs
Project: src\src\System.Private.Windows.Core\src\System.Private.Windows.Core.csproj (System.Private.Windows.Core)
// ------------------------------------------------------------------------------
// <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 UI.Shell
	{
		[Guid("DE5BF786-477A-11D2-839D-00C04FD918D0")]
		[SupportedOSPlatform("windows5.0")]
		[global::System.CodeDom.Compiler.GeneratedCode("Microsoft.Windows.CsWin32", "0.3.151+58e949951d.RR")]
		internal unsafe partial struct IDragSourceHelper
			:IVTable<IDragSourceHelper,IDragSourceHelper.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]<IDragSourceHelper*,global::System.Guid* ,void** ,winmdroot.Foundation.HRESULT>)lpVtbl[0])((IDragSourceHelper*)Unsafe.AsPointer(ref this), riid, ppvObject);
			}

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

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

			/// <inheritdoc cref="InitializeFromBitmap(winmdroot.UI.Shell.SHDRAGIMAGE*, winmdroot.System.Com.IDataObject*)"/>
			internal unsafe winmdroot.Foundation.HRESULT InitializeFromBitmap(in winmdroot.UI.Shell.SHDRAGIMAGE pshdi, winmdroot.System.Com.IDataObject* pDataObject)
			{
				fixed (winmdroot.UI.Shell.SHDRAGIMAGE* pshdiLocal = &pshdi)
				{
					winmdroot.Foundation.HRESULT __result = this.InitializeFromBitmap(pshdiLocal, pDataObject);
					return __result;
				}
			}

			[UnmanagedCallersOnly(CallConvs = new []{
typeof(CallConvStdcall)}
)]
			private static winmdroot.Foundation.HRESULT InitializeFromBitmap(IDragSourceHelper* pThis, winmdroot.UI.Shell.SHDRAGIMAGE* pshdi, winmdroot.System.Com.IDataObject* pDataObject)
			{
				try
				{
					winmdroot.Foundation.HRESULT __hr = ComHelpers.UnwrapCCW(pThis, out Interface __object);
					if (__hr.Failed)
					{
						return __hr;
					}
					return __object.InitializeFromBitmap(pshdi, pDataObject);
				}
				catch (Exception ex)
				{
					return (winmdroot.Foundation.HRESULT)ex.HResult;
				}
			}

			/// <summary>Initializes the drag-image manager for a windowless control.</summary>
			/// <param name="pshdi">
			/// <para>Type: <b>LPSHDRAGIMAGE</b> The <a href="https://docs.microsoft.com/windows/desktop/api/shobjidl_core/ns-shobjidl_core-shdragimage">SHDRAGIMAGE</a> structure that contains information about the bitmap.</para>
			/// <para><see href="https://learn.microsoft.com/windows/win32/api/shobjidl_core/nf-shobjidl_core-idragsourcehelper-initializefrombitmap#parameters">Read more on docs.microsoft.com</see>.</para>
			/// </param>
			/// <param name="pDataObject">
			/// <para>Type: <b><a href="https://docs.microsoft.com/windows/desktop/api/objidl/nn-objidl-idataobject">IDataObject</a>*</b> A pointer to the data object's <a href="https://docs.microsoft.com/windows/desktop/api/objidl/nn-objidl-idataobject">IDataObject</a> interface.</para>
			/// <para><see href="https://learn.microsoft.com/windows/win32/api/shobjidl_core/nf-shobjidl_core-idragsourcehelper-initializefrombitmap#parameters">Read more on docs.microsoft.com</see>.</para>
			/// </param>
			/// <returns>
			/// <para>Type: <b>HRESULT</b> If this method succeeds, it returns <b>S_OK</b>. Otherwise, it returns an <b>HRESULT</b> error code.</para>
			/// </returns>
			/// <remarks>Because <b>InitializeFromBitmap</b> always performs the RGB multiplication step in calculating the alpha value, you should always pass a bitmap without premultiplied alpha blending. Note that no error will result from passing the method a bitmap with premultiplied alpha blending, but this method will multiply it again, doubling the resulting alpha value.</remarks>
			public unsafe winmdroot.Foundation.HRESULT InitializeFromBitmap(winmdroot.UI.Shell.SHDRAGIMAGE* pshdi, winmdroot.System.Com.IDataObject* pDataObject)
			{
				return ((delegate *unmanaged [Stdcall]<IDragSourceHelper*,winmdroot.UI.Shell.SHDRAGIMAGE* ,winmdroot.System.Com.IDataObject* ,winmdroot.Foundation.HRESULT>)lpVtbl[3])((IDragSourceHelper*)Unsafe.AsPointer(ref this), pshdi, pDataObject);
			}

			/// <inheritdoc cref="InitializeFromWindow(winmdroot.Foundation.HWND, global::System.Drawing.Point*, winmdroot.System.Com.IDataObject*)"/>
			internal unsafe winmdroot.Foundation.HRESULT InitializeFromWindow(winmdroot.Foundation.HWND hwnd, global::System.Drawing.Point? ppt, winmdroot.System.Com.IDataObject* pDataObject)
			{
				global::System.Drawing.Point pptLocal = ppt ?? default(global::System.Drawing.Point);
				winmdroot.Foundation.HRESULT __result = this.InitializeFromWindow(hwnd, ppt.HasValue ? &pptLocal : null, pDataObject);
				return __result;
			}

			[UnmanagedCallersOnly(CallConvs = new []{
typeof(CallConvStdcall)}
)]
			private static winmdroot.Foundation.HRESULT InitializeFromWindow(IDragSourceHelper* pThis, winmdroot.Foundation.HWND hwnd, [Optional] global::System.Drawing.Point* ppt, winmdroot.System.Com.IDataObject* pDataObject)
			{
				try
				{
					winmdroot.Foundation.HRESULT __hr = ComHelpers.UnwrapCCW(pThis, out Interface __object);
					if (__hr.Failed)
					{
						return __hr;
					}
					return __object.InitializeFromWindow(hwnd, ppt, pDataObject);
				}
				catch (Exception ex)
				{
					return (winmdroot.Foundation.HRESULT)ex.HResult;
				}
			}

			/// <summary>Initializes the drag-image manager for a control with a window.</summary>
			/// <param name="hwnd">
			/// <para>Type: <b>HWND</b> A handle to the window that receives the <b>DI_GETDRAGIMAGE</b> message. This value can be <b>NULL</b>.</para>
			/// <para><see href="https://learn.microsoft.com/windows/win32/api/shobjidl_core/nf-shobjidl_core-idragsourcehelper-initializefromwindow#parameters">Read more on docs.microsoft.com</see>.</para>
			/// </param>
			/// <param name="ppt">
			/// <para>Type: <b><a href="https://docs.microsoft.com/windows/win32/api/windef/ns-windef-point">POINT</a>*</b> A pointer to a <a href="https://docs.microsoft.com/windows/win32/api/windef/ns-windef-point">POINT</a> structure that specifies the location of the cursor within the drag image. The structure should contain the offset from the upper-left corner of the drag image to the location of the cursor. This value can be <b>NULL</b>.</para>
			/// <para><see href="https://learn.microsoft.com/windows/win32/api/shobjidl_core/nf-shobjidl_core-idragsourcehelper-initializefromwindow#parameters">Read more on docs.microsoft.com</see>.</para>
			/// </param>
			/// <param name="pDataObject">
			/// <para>Type: <b><a href="https://docs.microsoft.com/windows/desktop/api/objidl/nn-objidl-idataobject">IDataObject</a>*</b> A pointer to the data object's <a href="https://docs.microsoft.com/windows/desktop/api/objidl/nn-objidl-idataobject">IDataObject</a> interface.</para>
			/// <para><see href="https://learn.microsoft.com/windows/win32/api/shobjidl_core/nf-shobjidl_core-idragsourcehelper-initializefromwindow#parameters">Read more on docs.microsoft.com</see>.</para>
			/// </param>
			/// <returns>
			/// <para>Type: <b>HRESULT</b> If this method succeeds, it returns <b>S_OK</b>. Otherwise, it returns an <b>HRESULT</b> error code.</para>
			/// </returns>
			/// <remarks>The <b>DI_GETDRAGIMAGE</b> message allows you to source a drag image from a custom control. It is defined in Shlobj.h and must be registered with <a href="https://docs.microsoft.com/windows/desktop/api/winuser/nf-winuser-registerwindowmessagea">RegisterWindowMessage</a>. When the window specified by <i>hwnd</i> receives the <b>DI_GETDRAGIMAGE</b> message, the <i>lParam</i> value holds a pointer to an <a href="https://docs.microsoft.com/windows/desktop/api/shobjidl_core/ns-shobjidl_core-shdragimage">SHDRAGIMAGE</a> structure. The handler should fill the structure with the drag image bitmap information.</remarks>
			public unsafe winmdroot.Foundation.HRESULT InitializeFromWindow(winmdroot.Foundation.HWND hwnd, [Optional] global::System.Drawing.Point* ppt, winmdroot.System.Com.IDataObject* pDataObject)
			{
				return ((delegate *unmanaged [Stdcall]<IDragSourceHelper*,winmdroot.Foundation.HWND ,global::System.Drawing.Point* ,winmdroot.System.Com.IDataObject* ,winmdroot.Foundation.HRESULT>)lpVtbl[4])((IDragSourceHelper*)Unsafe.AsPointer(ref this), hwnd, ppt, pDataObject);
			}

			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]<IDragSourceHelper*,global::System.Guid* ,void** ,winmdroot.Foundation.HRESULT> QueryInterface_1;

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

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

				internal delegate *unmanaged [Stdcall]<IDragSourceHelper*,winmdroot.UI.Shell.SHDRAGIMAGE* ,winmdroot.System.Com.IDataObject* ,winmdroot.Foundation.HRESULT> InitializeFromBitmap_4;

				internal delegate *unmanaged [Stdcall]<IDragSourceHelper*,winmdroot.Foundation.HWND ,global::System.Drawing.Point* ,winmdroot.System.Com.IDataObject* ,winmdroot.Foundation.HRESULT> InitializeFromWindow_5;
			} 
			public static void PopulateVTable(Vtbl* vtable)
			{
				vtable->InitializeFromBitmap_4 = &InitializeFromBitmap;
				vtable->InitializeFromWindow_5 = &InitializeFromWindow;
			}

			private void** lpVtbl;

			/// <summary>The IID guid for this interface.</summary>
			/// <value>{de5bf786-477a-11d2-839d-00c04fd918d0}</value>
			internal static readonly Guid IID_Guid = new Guid(0xDE5BF786, 0x477A, 0x11D2, 0x83, 0x9D, 0x00, 0xC0, 0x4F, 0xD9, 0x18, 0xD0);

			static ref readonly Guid IComIID.Guid			{
								[MethodImpl(MethodImplOptions.AggressiveInlining)]
get
				{
					ReadOnlySpan<byte> data = new byte[]					{
0x86,0xF7,0x5B,0xDE,0x7A,0x47,0xD2,0x11,0x83,0x9D,0x00,0xC0,0x4F,0xD9,0x18,0xD0					};
					return ref Unsafe.As<byte,Guid>(ref MemoryMarshal.GetReference(data));
				}
			}
			[Guid("DE5BF786-477A-11D2-839D-00C04FD918D0"),InterfaceType(ComInterfaceType.InterfaceIsIUnknown),ComImport()]
			[SupportedOSPlatform("windows5.0")]
			internal interface Interface
			{
				[PreserveSig()]
				unsafe winmdroot.Foundation.HRESULT InitializeFromBitmap(winmdroot.UI.Shell.SHDRAGIMAGE* pshdi, winmdroot.System.Com.IDataObject* pDataObject);

				[PreserveSig()]
				unsafe winmdroot.Foundation.HRESULT InitializeFromWindow(winmdroot.Foundation.HWND hwnd, [Optional] global::System.Drawing.Point* ppt, winmdroot.System.Com.IDataObject* pDataObject);
			}
		}
	}
}