private static unsafe HRESULT GetDataHere(IntPtr thisPtr, FORMATETC *format, STGMEDIUM_Raw *pMedium)
{
var instance = ComInterfaceDispatch.GetInstance <IDataObject>((ComInterfaceDispatch *)thisPtr);
try
{
STGMEDIUM medium = new()
{
pUnkForRelease = pMedium->pUnkForRelease == IntPtr.Zero ? null : Marshal.GetObjectForIUnknown(pMedium->pUnkForRelease),
tymed = pMedium->tymed,
unionmember = pMedium->unionmember,
};
instance.GetDataHere(ref *format, ref medium);
pMedium->pUnkForRelease = medium.pUnkForRelease == null ? IntPtr.Zero : Marshal.GetIUnknownForObject(medium.pUnkForRelease);
pMedium->tymed = medium.tymed;
pMedium->unionmember = medium.unionmember;
return(HRESULT.S_OK);
}
catch (Exception ex)
{
Debug.WriteLine(ex);
return((HRESULT)ex.HResult);
}
}
private static unsafe HRESULT DAdvise(IntPtr thisPtr, FORMATETC *pFormatetc, ADVF advf, IntPtr pAdviseSink, int *connection)
{
var instance = ComInterfaceDispatch.GetInstance <IDataObject>((ComInterfaceDispatch *)thisPtr);
var adviseSink = (IAdviseSink)Marshal.GetObjectForIUnknown(pAdviseSink);
return((HRESULT)instance.DAdvise(ref *pFormatetc, advf, adviseSink, out *connection));
}
private static int Next(IntPtr thisPtr, int celt, FORMATETC *rgelt, int *pceltFetched)
{
try
{
IEnumFORMATETC instance = ComInterfaceDispatch.GetInstance <IEnumFORMATETC>((ComInterfaceDispatch *)thisPtr);
FORMATETC[] elt = new FORMATETC[celt];
int[] celtFetched = new int[1];
// Eliminate null bang after https://github.com/dotnet/runtime/pull/68537 lands, or
// IEnumFORMATETC annotations would be corrected.
var result = instance.Next(celt, elt, pceltFetched is null ? null ! : celtFetched);
for (var i = 0; i < celt; i++)
{
rgelt[i] = elt[i];
}
if (pceltFetched is not null)
{
*pceltFetched = celtFetched[0];
}
return(result);
}
catch (Exception ex)
{
Debug.WriteLine(ex);
return(ex.HResult);
}
}
private static int Drop(IntPtr thisPtr, IntPtr pDataObj, uint grfKeyState, Point pt, uint *pdwEffect)
{
Ole32.IDropTarget inst = ComInterfaceDispatch.GetInstance <Ole32.IDropTarget>((ComInterfaceDispatch *)thisPtr);
var dataObject = WinFormsComWrappers.Instance.GetOrCreateObjectForComInstance(pDataObj, CreateObjectFlags.Unwrap);
return((int)inst.Drop(dataObject, grfKeyState, pt, ref *pdwEffect));
}
public static int GetIDsOfNames(
IntPtr thisPtr,
Guid *iid,
IntPtr *namesRaw,
int namesCount,
int lcid,
int *dispIdsRaw)
{
try
{
// Marshal arguments to managed types.
var names = new string[namesCount];
for (int i = 0; i < namesCount; ++i)
{
names[i] = Marshal.PtrToStringUni(namesRaw[i]) !;
}
var inst = ComInterfaceDispatch.GetInstance <IDispatch>((ComInterfaceDispatch *)thisPtr);
var dispIds = new int[names.Length];
inst.GetIDsOfNames(ref *iid, names, namesCount, lcid, dispIds);
// Marshal out disp IDs.
for (int i = 0; i < dispIds.Length; ++i)
{
dispIdsRaw[i] = dispIds[i];
}
}
catch (Exception e)
{
return(e.HResult);
}
return(0); // S_OK;
}
private static int UnlockRegion(IntPtr thisPtr, ulong libOffset, ulong cb, uint dwLockType)
{
try
{
Interop.Ole32.IStream inst = ComInterfaceDispatch.GetInstance <Interop.Ole32.IStream>((ComInterfaceDispatch *)thisPtr);
return((int)inst.UnlockRegion(libOffset, cb, dwLockType));
}
catch (Exception ex)
{
return(ex.HResult);
}
}
private static int DragOver(IntPtr thisPtr, uint grfKeyState, Point pt, uint *pdwEffect)
{
try
{
Ole32.IDropTarget instance = ComInterfaceDispatch.GetInstance <Ole32.IDropTarget>((ComInterfaceDispatch *)thisPtr);
return((int)instance.DragOver(grfKeyState, pt, ref *pdwEffect));
}
catch (Exception ex)
{
Debug.WriteLine(ex);
return(ex.HResult);
}
}
private static int Clone(IntPtr thisPtr, IntPtr *ppstm)
{
try
{
Interop.Ole32.IStream inst = ComInterfaceDispatch.GetInstance <Interop.Ole32.IStream>((ComInterfaceDispatch *)thisPtr);
return((int)inst.Clone(ppstm));
}
catch (Exception e)
{
return(e.HResult);
}
}
private static int CopyTo(IntPtr thisPtr, IntPtr pstm, ulong cb, ulong *pcbRead, ulong *pcbWritten)
{
try
{
Interop.Ole32.IStream inst = ComInterfaceDispatch.GetInstance <Interop.Ole32.IStream>((ComInterfaceDispatch *)thisPtr);
return((int)inst.CopyTo(pstm, cb, pcbRead, pcbWritten));
}
catch (Exception e)
{
return(e.HResult);
}
}
private static int Skip(IntPtr thisPtr, int celt)
{
try
{
IEnumString instance = ComInterfaceDispatch.GetInstance <IEnumString>((ComInterfaceDispatch *)thisPtr);
return(instance.Skip(celt));
}
catch (Exception ex)
{
Debug.WriteLine(ex);
return(ex.HResult);
}
}
private static unsafe HRESULT EnumDAdvise(IntPtr thisPtr, IntPtr *pEnumAdvise)
{
var instance = ComInterfaceDispatch.GetInstance <IDataObject>((ComInterfaceDispatch *)thisPtr);
var result = (HRESULT)instance.EnumDAdvise(out var enumAdvice);
if (result.Failed())
{
return(result);
}
result = WinFormsComWrappers.Instance.TryGetComPointer(enumAdvice, IID.IEnumSTATDATA, out var enumAdvicePtr);
return(result);
}
private static int DragLeave(IntPtr thisPtr)
{
try
{
Ole32.IDropTarget instance = ComInterfaceDispatch.GetInstance <Ole32.IDropTarget>((ComInterfaceDispatch *)thisPtr);
return((int)instance.DragLeave());
}
catch (Exception ex)
{
Debug.WriteLine(ex);
return(ex.HResult);
}
}
public static int OnSelectionChange(IntPtr thisPtr, IntPtr pfd)
{
try
{
Shell32.IFileDialogEvents inst = ComInterfaceDispatch.GetInstance <Shell32.IFileDialogEvents>((ComInterfaceDispatch *)thisPtr);
Shell32.IFileDialog fd = (Shell32.IFileDialog)Instance.GetOrCreateObjectForComInstance(pfd, CreateObjectFlags.Unwrap);
return((int)inst.OnSelectionChange(fd));
}
catch (Exception ex)
{
return(ex.HResult);
}
}
private static HRESULT GiveFeedback(IntPtr thisPtr, Ole32.DROPEFFECT dwEffect)
{
try
{
var instance = ComInterfaceDispatch.GetInstance <Ole32.IDropSource>((ComInterfaceDispatch *)thisPtr);
return(instance.GiveFeedback(dwEffect));
}
catch (Exception ex)
{
Debug.WriteLine(ex);
return((HRESULT)ex.HResult);
}
}
private static HRESULT QueryContinueDrag(IntPtr thisPtr, BOOL fEscapePressed, User32.MK grfKeyState)
{
try
{
var instance = ComInterfaceDispatch.GetInstance <Ole32.IDropSource>((ComInterfaceDispatch *)thisPtr);
return(instance.QueryContinueDrag(fEscapePressed, grfKeyState));
}
catch (Exception ex)
{
Debug.WriteLine(ex);
return((HRESULT)ex.HResult);
}
}
private static int Write(IntPtr thisPtr, byte *pv, uint cb, uint *pcbWritten)
{
try
{
Interop.Ole32.IStream instance = ComInterfaceDispatch.GetInstance <Interop.Ole32.IStream>((ComInterfaceDispatch *)thisPtr);
instance.Write(pv, cb, pcbWritten);
return(S_OK);
}
catch (Exception ex)
{
Debug.WriteLine(ex);
return(ex.HResult);
}
}
private static int Stat(IntPtr thisPtr, Interop.Ole32.STATSTG *pstatstg, Interop.Ole32.STATFLAG grfStatFlag)
{
try
{
Interop.Ole32.IStream instance = ComInterfaceDispatch.GetInstance <Interop.Ole32.IStream>((ComInterfaceDispatch *)thisPtr);
instance.Stat(out *pstatstg, grfStatFlag);
return(S_OK);
}
catch (Exception ex)
{
Debug.WriteLine(ex);
return(ex.HResult);
}
}
private static int Revert(IntPtr thisPtr)
{
try
{
Interop.Ole32.IStream instance = ComInterfaceDispatch.GetInstance <Interop.Ole32.IStream>((ComInterfaceDispatch *)thisPtr);
instance.Revert();
return(S_OK);
}
catch (Exception ex)
{
Debug.WriteLine(ex);
return(ex.HResult);
}
}
private static int Commit(IntPtr thisPtr, uint grfCommitFlags)
{
try
{
Interop.Ole32.IStream instance = ComInterfaceDispatch.GetInstance <Interop.Ole32.IStream>((ComInterfaceDispatch *)thisPtr);
instance.Commit((Interop.Ole32.STGC)grfCommitFlags);
return(S_OK);
}
catch (Exception ex)
{
Debug.WriteLine(ex);
return(ex.HResult);
}
}
private static int Commit(IntPtr thisPtr, uint grfCommitFlags)
{
try
{
Interop.Ole32.IStream inst = ComInterfaceDispatch.GetInstance <Interop.Ole32.IStream>((ComInterfaceDispatch *)thisPtr);
inst.Commit(grfCommitFlags);
}
catch (Exception e)
{
return(e.HResult);
}
return(S_OK);
}
public static int OnFolderChanging(IntPtr thisPtr, IntPtr pfd, IntPtr psiFolder)
{
try
{
Shell32.IFileDialogEvents inst = ComInterfaceDispatch.GetInstance <Shell32.IFileDialogEvents>((ComInterfaceDispatch *)thisPtr);
Shell32.IFileDialog fd = (Shell32.IFileDialog)Instance.GetOrCreateObjectForComInstance(pfd, CreateObjectFlags.Unwrap);
Shell32.IShellItem siFolder = (Shell32.IShellItem)Instance.GetOrCreateObjectForComInstance(psiFolder, CreateObjectFlags.Unwrap);
return((int)inst.OnFolderChanging(fd, siFolder));
}
catch (Exception ex)
{
return(ex.HResult);
}
}
private static int Read(IntPtr thisPtr, byte *pv, uint cb, uint *pcbRead)
{
try
{
Interop.Ole32.IStream inst = ComInterfaceDispatch.GetInstance <Interop.Ole32.IStream>((ComInterfaceDispatch *)thisPtr);
inst.Read(pv, cb, pcbRead);
}
catch (Exception ex)
{
return(ex.HResult);
}
return(S_OK);
}
private static int Revert(IntPtr thisPtr)
{
try
{
Interop.Ole32.IStream inst = ComInterfaceDispatch.GetInstance <Interop.Ole32.IStream>((ComInterfaceDispatch *)thisPtr);
inst.Revert();
}
catch (Exception e)
{
return(e.HResult);
}
return(S_OK);
}
private static int Reset(IntPtr thisPtr)
{
try
{
IEnumFORMATETC instance = ComInterfaceDispatch.GetInstance <IEnumFORMATETC>((ComInterfaceDispatch *)thisPtr);
instance.Reset();
return(S_OK);
}
catch (Exception ex)
{
Debug.WriteLine(ex);
return(ex.HResult);
}
}
private static int Stat(IntPtr thisPtr, Interop.Ole32.STATSTG *pstatstg, Interop.Ole32.STATFLAG grfStatFlag)
{
try
{
Interop.Ole32.IStream inst = ComInterfaceDispatch.GetInstance <Interop.Ole32.IStream>((ComInterfaceDispatch *)thisPtr);
inst.Stat(pstatstg, grfStatFlag);
}
catch (Exception e)
{
return(e.HResult);
}
return(S_OK);
}
public static int OnShareViolation(IntPtr thisPtr, IntPtr pfd, IntPtr psi, Shell32.FDESVR *pResponse)
{
try
{
Shell32.IFileDialogEvents inst = ComInterfaceDispatch.GetInstance <Shell32.IFileDialogEvents>((ComInterfaceDispatch *)thisPtr);
Shell32.IFileDialog fd = (Shell32.IFileDialog)Instance.GetOrCreateObjectForComInstance(pfd, CreateObjectFlags.Unwrap);
Shell32.IShellItem si = (Shell32.IShellItem)Instance.GetOrCreateObjectForComInstance(psi, CreateObjectFlags.Unwrap);
return((int)inst.OnShareViolation(fd, si, pResponse));
}
catch (Exception ex)
{
return(ex.HResult);
}
}
public static int GetProviderOptionsInternal(IntPtr thisPtr, out ProviderOptions i)
{
i = 0;
try
{
var inst = ComInterfaceDispatch.GetInstance <IRawElementProviderSimple>((ComInterfaceDispatch *)thisPtr);
i = inst.ProviderOptions;
}
catch (Exception e)
{
return(e.HResult);
}
return(0); // S_OK;
}
private static int Seek(IntPtr thisPtr, long dlibMove, SeekOrigin dwOrigin, ulong *plibNewPosition)
{
try
{
Interop.Ole32.IStream instance = ComInterfaceDispatch.GetInstance <Interop.Ole32.IStream>((ComInterfaceDispatch *)thisPtr);
instance.Seek(dlibMove, dwOrigin, plibNewPosition);
return(S_OK);
}
catch (Exception ex)
{
Debug.WriteLine(ex);
return(ex.HResult);
}
}
private static int SetSize(IntPtr thisPtr, ulong libNewSize)
{
try
{
Interop.Ole32.IStream instance = ComInterfaceDispatch.GetInstance <Interop.Ole32.IStream>((ComInterfaceDispatch *)thisPtr);
instance.SetSize(libNewSize);
return(S_OK);
}
catch (Exception ex)
{
Debug.WriteLine(ex);
return(ex.HResult);
}
}
private static int Drop(IntPtr thisPtr, IntPtr pDataObj, uint grfKeyState, Point pt, uint *pdwEffect)
{
try
{
Ole32.IDropTarget instance = ComInterfaceDispatch.GetInstance <Ole32.IDropTarget>((ComInterfaceDispatch *)thisPtr);
var dataObject = WinFormsComWrappers.Instance.GetOrCreateObjectForComInstance(pDataObj, CreateObjectFlags.Unwrap);
return((int)instance.Drop(dataObject, grfKeyState, pt, ref *pdwEffect));
}
catch (Exception ex)
{
Debug.WriteLine(ex);
return(ex.HResult);
}
}
