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