Sweden-Number/dlls/urlmon/umon.c

114 lines
2.5 KiB
C

/*
* UrlMon
*
* Copyright 1999 Corel Corporation
*
* Ulrich Czekalla
*
*/
#include "windef.h"
#include "objbase.h"
#include "debugtools.h"
#include "urlmon.h"
DEFAULT_DEBUG_CHANNEL(urlmon);
/* native urlmon.dll uses this key, too */
static WCHAR BSCBHolder[] = { '_','B','S','C','B','_','H','o','l','d','e','r','_',0 };
/***********************************************************************
* CreateURLMoniker (URLMON.@)
*
* Create a url moniker
*
* RETURNS
* S_OK success
* E_OUTOFMEMORY out of memory
* MK_E_SYNTAX not a valid url
*
*/
HRESULT WINAPI CreateURLMoniker(IMoniker *pmkContext, LPCWSTR szURL, IMoniker **ppmk)
{
TRACE("\n");
if (NULL != pmkContext)
FIXME("Non-null pmkContext not implemented\n");
return CreateFileMoniker(szURL, ppmk);
}
/***********************************************************************
* RegisterBindStatusCallback (URLMON.@)
*
* Register a bind status callback
*
* RETURNS
* S_OK success
* E_INVALIDARG invalid argument(s)
* E_OUTOFMEMORY out of memory
*
*/
HRESULT WINAPI RegisterBindStatusCallback(
IBindCtx *pbc,
IBindStatusCallback *pbsc,
IBindStatusCallback **ppbscPrevious,
DWORD dwReserved)
{
IBindStatusCallback *prev;
TRACE("(%p,%p,%p,%lu)\n", pbc, pbsc, ppbscPrevious, dwReserved);
if (pbc == NULL || pbsc == NULL)
return E_INVALIDARG;
if (SUCCEEDED(IBindCtx_GetObjectParam(pbc, BSCBHolder, (IUnknown **)&prev)))
{
IBindCtx_RevokeObjectParam(pbc, BSCBHolder);
if (ppbscPrevious)
*ppbscPrevious = prev;
else
IBindStatusCallback_Release(prev);
}
return IBindCtx_RegisterObjectParam(pbc, BSCBHolder, (IUnknown *)pbsc);
}
/***********************************************************************
* RevokeBindStatusCallback (URLMON.@)
*
* Unregister a bind status callback
*
* RETURNS
* S_OK success
* E_INVALIDARG invalid argument(s)
* E_FAIL pbsc wasn't registered with pbc
*
*/
HRESULT WINAPI RevokeBindStatusCallback(
IBindCtx *pbc,
IBindStatusCallback *pbsc)
{
IBindStatusCallback *callback;
HRESULT hr = E_FAIL;
TRACE("(%p,%p)\n", pbc, pbsc);
if (pbc == NULL || pbsc == NULL)
return E_INVALIDARG;
if (SUCCEEDED(IBindCtx_GetObjectParam(pbc, BSCBHolder, (IUnknown **)&callback)))
{
if (callback == pbsc)
{
IBindCtx_RevokeObjectParam(pbc, BSCBHolder);
hr = S_OK;
}
IBindStatusCallback_Release(pbsc);
}
return hr;
}