public HRESULT GiveFeedback(Ole32.DROPEFFECT dwEffect)
{
var gfbevent = new GiveFeedbackEventArgs((DragDropEffects)dwEffect, true);
_peer.OnGiveFeedback(gfbevent);
if (gfbevent.UseDefaultCursors)
{
return(HRESULT.DRAGDROP_S_USEDEFAULTCURSORS);
}
return(HRESULT.S_OK);
}
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 GiveFeedback(IntPtr thisPtr, Ole32.DROPEFFECT dwEffect)
{
var inst = ComInterfaceDispatch.GetInstance <Ole32.IDropSource>((ComInterfaceDispatch *)thisPtr);
return(inst.GiveFeedback(dwEffect));
}
