Leaked source code of windows server 2003
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366 lines
9.6 KiB

//+---------------------------------------------------------------------------
//
// Microsoft Windows
// Copyright (C) Microsoft Corporation, 1992 - 1995.
//
// File: msgflter.cxx
//
// Contents: class for intellignet modal loop uses in sychronous binding
//
// Classes:
//
// Functions:
//
// History: 8-21-96 JohannP (Johann Posch) Created
//
//----------------------------------------------------------------------------
#include <trans.h>
//+---------------------------------------------------------------------------
//
// Method: CModalLoop::CModalLoop
//
// Synopsis:
//
// Arguments: [phr] --
//
// Returns:
//
// History: 8-21-96 JohannP (Johann Posch) Created
//
// Notes:
//
//----------------------------------------------------------------------------
CModalLoop::CModalLoop(HRESULT *phr)
{
DEBUG_ENTER((DBG_TRANS,
None,
"CModalLoop::CModalLoop",
"this=%#x, %#x",
this, phr
));
UrlMkAssert((phr));
// BUGBUG 3384: message filter is bogus. Disable for now.
// *phr = CoRegisterMessageFilter(this, &_pMsgFlter);
_pMsgFlter = NULL;
*phr = 0x80000000;
DEBUG_LEAVE(0);
}
//+---------------------------------------------------------------------------
//
// Method: CModalLoop::~CModalLoop
//
// Synopsis:
//
// Arguments: (none)
//
// Returns:
//
// History: 8-21-96 JohannP (Johann Posch) Created
//
// Notes:
//
//----------------------------------------------------------------------------
CModalLoop::~CModalLoop()
{
DEBUG_ENTER((DBG_TRANS,
None,
"CModalLoop::~CModalLoop",
"this=%#x",
this
));
IMessageFilter *pthis;
if (_pMsgFlter)
{
HRESULT hr = CoRegisterMessageFilter(_pMsgFlter, &pthis);
// we should get back our messagefilter we installed
// in ctor
TransAssert(( (hr == NOERROR) && (this == pthis) ));
_pMsgFlter->Release();
}
DEBUG_LEAVE(0);
}
//+---------------------------------------------------------------------------
//
// Method: CModalLoop::QueryInterface
//
// Synopsis:
//
// Arguments: [riid] --
// [ppv] --
//
// Returns:
//
// History: 8-21-96 JohannP (Johann Posch) Created
//
// Notes:
//
//----------------------------------------------------------------------------
STDMETHODIMP CModalLoop::QueryInterface( REFIID riid, void **ppv )
{
DEBUG_ENTER((DBG_TRANS,
Hresult,
"CModalLoop::IUnknown::QueryInterface",
"this=%#x, %#x, %#x",
this, &riid, ppv
));
HRESULT hr = NOERROR;
UrlMkDebugOut((DEB_BINDING, "%p _IN CModalLoop::QueryInterface (%lx, %p)\n", this, riid, ppv));
if ( IsEqualIID(riid, IID_IUnknown)
|| IsEqualIID(riid, IID_IMessageFilter) )
{
*ppv = (void FAR *)(IMessageFilter *)this;
AddRef();
}
else
{
*ppv = NULL;
hr = E_NOINTERFACE;
}
UrlMkDebugOut((DEB_BINDING, "%p OUT CModalLoop::QueryInterface (%lx)[%p]\n", this, hr, *ppv));
DEBUG_LEAVE(hr);
return hr;
}
//+---------------------------------------------------------------------------
//
// Method: CModalLoop::AddRef
//
// Synopsis:
//
// Arguments: [void] --
//
// Returns:
//
// History: 11-11-95 JohannP (Johann Posch) Created
//
// Notes:
//
//----------------------------------------------------------------------------
STDMETHODIMP_(ULONG) CModalLoop::AddRef( void )
{
DEBUG_ENTER((DBG_TRANS,
Dword,
"CModalLoop::IUnknown::AddRef",
"this=%#x",
this
));
UrlMkDebugOut((DEB_BINDING, "%p _IN CModalLoop::AddRef\n", this));
LONG lRet = ++_CRefs;
UrlMkDebugOut((DEB_BINDING, "%p OUT CModalLoop::AddRef (%ld)\n", this, lRet));
DEBUG_LEAVE(lRet);
return lRet;
}
//+---------------------------------------------------------------------------
//
// Method: CModalLoop::Release
//
// Synopsis:
//
// Arguments: [void] --
//
// Returns:
//
// History: 11-11-95 JohannP (Johann Posch) Created
//
// Notes:
//
//----------------------------------------------------------------------------
STDMETHODIMP_(ULONG) CModalLoop::Release( void )
{
DEBUG_ENTER((DBG_TRANS,
Dword,
"CModalLoop::IUnknown::Release",
"this=%#x",
this
));
UrlMkDebugOut((DEB_BINDING, "%p _IN CModalLoop::Release\n", this));
LONG lRet = --_CRefs;
if (_CRefs == 0)
{
delete this;
}
UrlMkDebugOut((DEB_BINDING, "%p OUT CModalLoop::Release (%ld)\n", this, lRet));
DEBUG_LEAVE(lRet);
return lRet;
}
//+---------------------------------------------------------------------------
//
// Function: HandleInComingCall
//
// Synopsis:
//
// Arguments: [DWORD] --
//
// Returns:
//
// History: 8-21-96 JohannP (Johann Posch) Created
//
// Notes:
//
//----------------------------------------------------------------------------
STDMETHODIMP_(DWORD) CModalLoop::HandleInComingCall(DWORD dwCallType,HTASK htaskCaller,DWORD dwTickCount,LPINTERFACEINFO lpInterfaceInfo)
{
DEBUG_ENTER((DBG_TRANS,
Dword,
"CModalLoop::HandleInComingCall",
"this=%#x, %#x, %#x, %#x, %#x",
this, dwCallType, htaskCaller, dwTickCount, lpInterfaceInfo
));
DWORD dwRet = 0;
UrlMkDebugOut((DEB_BINDING, "%p _IN CModalLoop::HandleInComingCall \n", this));
if (_pMsgFlter)
{
dwRet = _pMsgFlter->HandleInComingCall(dwCallType, htaskCaller, dwTickCount, lpInterfaceInfo);
}
UrlMkDebugOut((DEB_BINDING, "%p OUT CModalLoop::HandleInComingCall (dwRet:%lx)\n", this, dwRet));
DEBUG_LEAVE(dwRet);
return dwRet;
}
//+---------------------------------------------------------------------------
//
// Function: RetryRejectedCall
//
// Synopsis:
//
// Arguments: [DWORD] --
//
// Returns:
//
// History: 8-21-96 JohannP (Johann Posch) Created
//
// Notes:
//
//----------------------------------------------------------------------------
STDMETHODIMP_(DWORD) CModalLoop::RetryRejectedCall(HTASK htaskCallee,DWORD dwTickCount,DWORD dwRejectType)
{
DEBUG_ENTER((DBG_TRANS,
Dword,
"CModalLoop::RetryRejectedCall",
"this=%#x, %#x, %#x, %#x",
this, htaskCallee, dwTickCount, dwRejectType
));
DWORD dwRet = 0;
UrlMkDebugOut((DEB_BINDING, "%p _IN CModalLoop::RetryRejectedCall \n", this));
if (_pMsgFlter)
{
dwRet = _pMsgFlter->RetryRejectedCall( htaskCallee, dwTickCount, dwRejectType);
}
UrlMkDebugOut((DEB_BINDING, "%p OUT CModalLoop::RetryRejectedCall (dwRet:%lx)\n", this, dwRet));
DEBUG_LEAVE(dwRet);
return dwRet;
}
//+---------------------------------------------------------------------------
//
// Function: MessagePending
//
// Synopsis:
//
// Arguments: [DWORD] --
//
// Returns:
//
// History: 8-21-96 JohannP (Johann Posch) Created
//
// Notes:
//
//----------------------------------------------------------------------------
STDMETHODIMP_(DWORD) CModalLoop::MessagePending(HTASK htaskCallee,DWORD dwTickCount,DWORD dwPendingType)
{
DEBUG_ENTER((DBG_TRANS,
Dword,
"CModalLoop::MessagePending",
"this=%#x, %#x, %#x, %#x",
this, htaskCallee, dwTickCount, dwPendingType
));
DWORD dwRet = 0;
UrlMkDebugOut((DEB_BINDING, "%p _IN CModalLoop::MessagePending \n", this));
if (_pMsgFlter)
{
dwRet = _pMsgFlter->MessagePending( htaskCallee, dwTickCount, dwPendingType);
}
UrlMkDebugOut((DEB_BINDING, "%p OUT CModalLoop::MessagePending (dwRet:%lx)\n", this, dwRet));
DEBUG_LEAVE(dwRet);
return dwRet;
}
//+---------------------------------------------------------------------------
//
// Method: CModalLoop::HandlePendingMessage
//
// Synopsis:
//
// Arguments: [dwPendingType] --
// [dwPendingRecursion] --
// [dwReserved] --
//
// Returns:
//
// History: 8-21-96 JohannP (Johann Posch) Created
//
// Notes:
//
//----------------------------------------------------------------------------
HRESULT CModalLoop::HandlePendingMessage(DWORD dwPendingType, DWORD dwPendingRecursion, DWORD dwReserved)
{
DEBUG_ENTER((DBG_TRANS,
Dword,
"CModalLoop::HandlePendingMessage",
"this=%#x, %#x, %#x, %#x",
this, dwPendingType, dwPendingRecursion, dwReserved
));
HRESULT hr = NOERROR;
DWORD dwRet = 0;
HTASK htaskCallee = 0;
DWORD dwTickCount = 0;
UrlMkDebugOut((DEB_BINDING, "%p _IN CModalLoop::HandlePendingMessage \n", this));
if (_pMsgFlter)
{
dwRet = _pMsgFlter->MessagePending( htaskCallee, dwTickCount, dwPendingType);
}
UrlMkDebugOut((DEB_BINDING, "%p OUT CModalLoop::HandlePendingMessage (dwRet:%lx)\n", this, dwRet));
DEBUG_LEAVE(dwRet);
return dwRet;
}